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mpv/player/command.c

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/*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdlib.h>
#include <inttypes.h>
#include <unistd.h>
#include <string.h>
#include <stdbool.h>
#include <assert.h>
#include <time.h>
#include <math.h>
#include <pthread.h>
#include <sys/types.h>
#include <libavutil/avstring.h>
#include <libavutil/common.h>
#include "config.h"
#include "talloc.h"
#include "client.h"
#include "common/msg.h"
#include "common/msg_control.h"
#include "command.h"
#include "osdep/timer.h"
#include "common/common.h"
#include "input/input.h"
#include "stream/stream.h"
#include "demux/demux.h"
#include "demux/stheader.h"
#include "common/playlist.h"
#include "sub/osd.h"
#include "sub/dec_sub.h"
#include "options/m_option.h"
#include "options/m_property.h"
#include "options/m_config.h"
#include "video/filter/vf.h"
#include "video/decode/vd.h"
#include "video/out/vo.h"
#include "video/csputils.h"
#include "audio/mixer.h"
#include "audio/audio_buffer.h"
#include "audio/out/ao.h"
#include "audio/filter/af.h"
#include "video/decode/dec_video.h"
#include "audio/decode/dec_audio.h"
#include "options/path.h"
#include "screenshot.h"
#if HAVE_SYS_MMAN_H
#include <sys/mman.h>
#endif
#include "osdep/io.h"
#include "osdep/subprocess.h"
#include "core.h"
struct command_ctx {
double last_seek_time;
double last_seek_pts;
double prev_pts;
struct cycle_counter *cycle_counters;
int num_cycle_counters;
struct overlay *overlays;
int num_overlays;
// One of these is in use by the OSD; the other one exists so that the
// bitmap list can be manipulated without additional synchronization.
struct sub_bitmaps overlay_osd[2];
struct sub_bitmaps *overlay_osd_current;
struct hook_handler **hooks;
int num_hooks;
int64_t hook_seq; // for hook_handler.seq
struct ao_device_list *cached_ao_devices;
};
struct overlay {
bool need_unmap : 1;
size_t map_size;
struct sub_bitmap osd;
};
struct hook_handler {
char *client; // client API user name
char *type; // kind of hook, e.g. "on_load"
char *user_id; // numeric user-chosen ID, printed as string
int priority; // priority for global hook order
int64_t seq; // unique ID (also age -> fixed order for equal priorities)
bool active; // hook is currently in progress (only 1 at a time for now)
};
static int edit_filters(struct MPContext *mpctx, enum stream_type mediatype,
const char *cmd, const char *arg);
static int set_filters(struct MPContext *mpctx, enum stream_type mediatype,
struct m_obj_settings *new_chain);
static void hook_remove(struct MPContext *mpctx, int index)
{
struct command_ctx *cmd = mpctx->command_ctx;
assert(index >= 0 && index < cmd->num_hooks);
talloc_free(cmd->hooks[index]);
MP_TARRAY_REMOVE_AT(cmd->hooks, cmd->num_hooks, index);
}
bool mp_hook_test_completion(struct MPContext *mpctx, char *type)
{
struct command_ctx *cmd = mpctx->command_ctx;
for (int n = 0; n < cmd->num_hooks; n++) {
struct hook_handler *h = cmd->hooks[n];
if (h->active && strcmp(h->type, type) == 0) {
if (!mp_client_exists(mpctx, h->client)) {
hook_remove(mpctx, n);
break;
}
return false;
}
}
return true;
}
static bool send_hook_msg(struct MPContext *mpctx, struct hook_handler *h,
char *cmd)
{
mpv_event_client_message *m = talloc_ptrtype(NULL, m);
*m = (mpv_event_client_message){0};
MP_TARRAY_APPEND(m, m->args, m->num_args, cmd);
MP_TARRAY_APPEND(m, m->args, m->num_args, talloc_strdup(m, h->user_id));
MP_TARRAY_APPEND(m, m->args, m->num_args, talloc_strdup(m, h->type));
bool r =
mp_client_send_event(mpctx, h->client, MPV_EVENT_CLIENT_MESSAGE, m) >= 0;
if (!r)
MP_WARN(mpctx, "Sending hook command failed.\n");
return r;
}
// client==NULL means start the hook chain
void mp_hook_run(struct MPContext *mpctx, char *client, char *type)
{
struct command_ctx *cmd = mpctx->command_ctx;
bool found_current = !client;
int index = -1;
for (int n = 0; n < cmd->num_hooks; n++) {
struct hook_handler *h = cmd->hooks[n];
if (!found_current) {
if (h->active && strcmp(h->type, type) == 0) {
h->active = false;
found_current = true;
}
} else if (strcmp(h->type, type) == 0) {
index = n;
break;
}
}
if (index < 0)
return;
struct hook_handler *next = cmd->hooks[index];
MP_VERBOSE(mpctx, "Running hook: %s/%s\n", next->client, type);
next->active = true;
if (!send_hook_msg(mpctx, next, "hook_run")) {
hook_remove(mpctx, index);
mp_input_wakeup(mpctx->input); // repeat next iteration to finish
}
}
static int compare_hook(const void *pa, const void *pb)
{
struct hook_handler **h1 = (void *)pa;
struct hook_handler **h2 = (void *)pb;
if ((*h1)->priority != (*h2)->priority)
return (*h1)->priority - (*h2)->priority;
return (*h1)->seq - (*h2)->seq;
}
static void mp_hook_add(struct MPContext *mpctx, char *client, char *name,
int id, int pri)
{
struct command_ctx *cmd = mpctx->command_ctx;
struct hook_handler *h = talloc_ptrtype(cmd, h);
int64_t seq = cmd->hook_seq++;
*h = (struct hook_handler){
.client = talloc_strdup(h, client),
.type = talloc_strdup(h, name),
.user_id = talloc_asprintf(h, "%d", id),
.priority = pri,
.seq = seq,
};
MP_TARRAY_APPEND(cmd, cmd->hooks, cmd->num_hooks, h);
qsort(cmd->hooks, cmd->num_hooks, sizeof(cmd->hooks[0]), compare_hook);
}
// Call before a seek, in order to allow revert_seek to undo the seek.
static void mark_seek(struct MPContext *mpctx)
{
struct command_ctx *cmd = mpctx->command_ctx;
double now = mp_time_sec();
if (now > cmd->last_seek_time + 2.0 || cmd->last_seek_pts == MP_NOPTS_VALUE)
cmd->last_seek_pts = get_current_time(mpctx);
cmd->last_seek_time = now;
}
static char *format_bitrate(int rate)
{
if (rate < 1024 * 1024)
return talloc_asprintf(NULL, "%.3f kbps", rate / 1000.0);
return talloc_asprintf(NULL, "%.3f mbps", rate / 1000000.0);
}
static char *format_file_size(int64_t size)
{
double s = size;
if (size < 1024)
return talloc_asprintf(NULL, "%.0f", s);
if (size < (1024 * 1024))
return talloc_asprintf(NULL, "%.3f Kb", s / (1024.0));
if (size < (1024 * 1024 * 1024))
return talloc_asprintf(NULL, "%.3f Mb", s / (1024.0 * 1024.0));
if (size < (1024LL * 1024LL * 1024LL * 1024LL))
return talloc_asprintf(NULL, "%.3f Gb", s / (1024.0 * 1024.0 * 1024.0));
return talloc_asprintf(NULL, "%.3f Tb", s / (1024.0 * 1024.0 * 1024.0 * 1024.0));
}
static char *format_delay(double time)
{
return talloc_asprintf(NULL, "%d ms", ROUND(time * 1000));
}
// Property-option bridge. (Maps the property to the option with the same name.)
static int mp_property_generic_option(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
const char *optname = prop->name;
struct m_config_option *opt = m_config_get_co(mpctx->mconfig,
bstr0(optname));
if (!opt)
return M_PROPERTY_UNKNOWN;
void *valptr = opt->data;
switch (action) {
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = *(opt->opt);
return M_PROPERTY_OK;
case M_PROPERTY_GET:
m_option_copy(opt->opt, arg, valptr);
return M_PROPERTY_OK;
case M_PROPERTY_SET:
m_option_copy(opt->opt, valptr, arg);
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
/// Playback speed (RW)
static int mp_property_playback_speed(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
double speed = mpctx->opts->playback_speed;
switch (action) {
case M_PROPERTY_SET: {
double new_speed = *(double *)arg;
if (speed != new_speed)
set_playback_speed(mpctx, new_speed);
return M_PROPERTY_OK;
}
case M_PROPERTY_PRINT:
*(char **)arg = talloc_asprintf(NULL, "%.2f", speed);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// filename with path (RO)
static int mp_property_path(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->filename)
return M_PROPERTY_UNAVAILABLE;
return m_property_strdup_ro(action, arg, mpctx->filename);
}
static int mp_property_filename(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->filename)
return M_PROPERTY_UNAVAILABLE;
char *filename = talloc_strdup(NULL, mpctx->filename);
if (mp_is_url(bstr0(filename)))
mp_url_unescape_inplace(filename);
char *f = (char *)mp_basename(filename);
int r = m_property_strdup_ro(action, arg, f[0] ? f : filename);
talloc_free(filename);
return r;
}
static int mp_property_stream_open_filename(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->stream_open_filename || !mpctx->playing)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_SET: {
if (mpctx->stream)
return M_PROPERTY_ERROR;
mpctx->stream_open_filename =
talloc_strdup(mpctx->stream_open_filename, *(char **)arg);
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE:
case M_PROPERTY_GET:
return m_property_strdup_ro(action, arg, mpctx->stream_open_filename);
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_file_size(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
int64_t size;
if (demux_stream_control(mpctx->demuxer, STREAM_CTRL_GET_SIZE, &size) < 1)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
*(char **)arg = format_file_size(size);
return M_PROPERTY_OK;
}
return m_property_int64_ro(action, arg, size);
}
static int mp_property_media_title(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
char *name = NULL;
if (mpctx->opts->media_title)
name = mpctx->opts->media_title;
if (name && name[0])
return m_property_strdup_ro(action, arg, name);
if (name && name[0])
return m_property_strdup_ro(action, arg, name);
if (mpctx->master_demuxer) {
name = mp_tags_get_str(mpctx->master_demuxer->metadata, "title");
if (name && name[0])
return m_property_strdup_ro(action, arg, name);
name = mp_tags_get_str(mpctx->master_demuxer->metadata, "icy-title");
if (name && name[0])
return m_property_strdup_ro(action, arg, name);
}
return mp_property_filename(ctx, prop, action, arg);
}
static int mp_property_stream_path(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
// demuxer->stream as well as stream->url are immutable -> ok to access
struct stream *stream = mpctx->demuxer ? mpctx->demuxer->stream : NULL;
if (!stream || !stream->url)
return M_PROPERTY_UNAVAILABLE;
return m_property_strdup_ro(action, arg, stream->url);
}
static int mp_property_stream_capture(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_SET) {
char *filename = *(char **)arg;
demux_pause(mpctx->demuxer);
stream_set_capture_file(mpctx->demuxer->stream, filename);
demux_unpause(mpctx->demuxer);
// fall through to mp_property_generic_option
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// Demuxer name (RO)
static int mp_property_demuxer(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->master_demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
return m_property_strdup_ro(action, arg, demuxer->desc->name);
}
/// Position in the stream (RW)
static int mp_property_stream_pos(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
demux_pause(demuxer);
int r;
if (action == M_PROPERTY_SET) {
stream_seek(demuxer->stream, *(int64_t *) arg);
r = M_PROPERTY_OK;
} else {
r = m_property_int64_ro(action, arg, stream_tell(demuxer->stream));
}
demux_unpause(demuxer);
return r;
}
/// Stream end offset (RO)
static int mp_property_stream_end(void *ctx, struct m_property *prop,
int action, void *arg)
{
return mp_property_file_size(ctx, prop, action, arg);
}
// Does some magic to handle "<name>/full" as time formatted with milliseconds.
// Assumes prop is the type of the actual property.
static int property_time(int action, void *arg, double time)
{
const struct m_option time_type = {.type = CONF_TYPE_TIME};
switch (action) {
case M_PROPERTY_GET:
*(double *)arg = time;
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = time_type;
return M_PROPERTY_OK;
case M_PROPERTY_KEY_ACTION: {
struct m_property_action_arg *ka = arg;
if (strcmp(ka->key, "full") != 0)
return M_PROPERTY_UNKNOWN;
switch (ka->action) {
case M_PROPERTY_GET:
*(double *)ka->arg = time;
return M_PROPERTY_OK;
case M_PROPERTY_PRINT:
*(char **)ka->arg = mp_format_time(time, true);
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)ka->arg = time_type;
return M_PROPERTY_OK;
}
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
/// Media length in seconds (RO)
static int mp_property_length(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
double len = get_time_length(mpctx);
if (len < 0)
return M_PROPERTY_UNAVAILABLE;
return property_time(action, arg, len);
}
static int mp_property_avsync(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_audio || !mpctx->d_video)
return M_PROPERTY_UNAVAILABLE;
if (mpctx->last_av_difference == MP_NOPTS_VALUE)
return M_PROPERTY_UNAVAILABLE;
return m_property_double_ro(action, arg, mpctx->last_av_difference);
}
static int mp_property_total_avsync_change(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_audio || !mpctx->d_video)
return M_PROPERTY_UNAVAILABLE;
if (mpctx->total_avsync_change == MP_NOPTS_VALUE)
return M_PROPERTY_UNAVAILABLE;
return m_property_double_ro(action, arg, mpctx->total_avsync_change);
}
/// Late frames
static int mp_property_drop_frame_cnt(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_video)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, mpctx->dropped_frames_total);
}
static int mp_property_vo_drop_frame_count(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_video)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, vo_get_drop_count(mpctx->video_out));
}
/// Current position in percent (RW)
static int mp_property_percent_pos(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->num_sources)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_SET: {
double pos = *(double *)arg;
queue_seek(mpctx, MPSEEK_FACTOR, pos / 100.0, 0, true);
return M_PROPERTY_OK;
}
case M_PROPERTY_GET: {
double pos = get_current_pos_ratio(mpctx, false) * 100.0;
if (pos < 0)
return M_PROPERTY_UNAVAILABLE;
*(double *)arg = pos;
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_DOUBLE,
.flags = M_OPT_RANGE,
.min = 0,
.max = 100,
};
return M_PROPERTY_OK;
case M_PROPERTY_PRINT: {
int pos = get_percent_pos(mpctx);
if (pos < 0)
return M_PROPERTY_UNAVAILABLE;
*(char **)arg = talloc_asprintf(NULL, "%d", pos);
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_time_start(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
double start = get_start_time(mpctx);
if (start < 0)
return M_PROPERTY_UNAVAILABLE;
return property_time(action, arg, start);
}
/// Current position in seconds (RW)
static int mp_property_time_pos(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->num_sources)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_SET) {
queue_seek(mpctx, MPSEEK_ABSOLUTE, *(double *)arg, 0, true);
return M_PROPERTY_OK;
}
return property_time(action, arg, get_current_time(mpctx));
}
static bool time_remaining(MPContext *mpctx, double *remaining)
{
double len = get_time_length(mpctx);
double playback = get_playback_time(mpctx);
*remaining = len - playback;
return len >= 0;
}
static int mp_property_remaining(void *ctx, struct m_property *prop,
int action, void *arg)
{
double remaining;
if (!time_remaining(ctx, &remaining))
return M_PROPERTY_UNAVAILABLE;
return property_time(action, arg, remaining);
}
static int mp_property_playtime_remaining(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
double remaining;
if (!time_remaining(mpctx, &remaining))
return M_PROPERTY_UNAVAILABLE;
double speed = mpctx->opts->playback_speed;
return property_time(action, arg, remaining / speed);
}
static int mp_property_playback_time(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->num_sources)
return M_PROPERTY_UNAVAILABLE;
return property_time(action, arg, get_playback_time(mpctx));
}
/// Current BD/DVD title (RW)
static int mp_property_disc_title(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *d = mpctx->master_demuxer;
if (!d)
return M_PROPERTY_UNAVAILABLE;
unsigned int title = -1;
switch (action) {
case M_PROPERTY_GET:
if (demux_stream_control(d, STREAM_CTRL_GET_CURRENT_TITLE, &title) < 0)
return M_PROPERTY_UNAVAILABLE;
*(int*)arg = title;
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_INT,
.flags = M_OPT_MIN,
.min = -1,
};
return M_PROPERTY_OK;
case M_PROPERTY_SET:
title = *(int*)arg;
if (demux_stream_control(d, STREAM_CTRL_SET_CURRENT_TITLE, &title) < 0)
return M_PROPERTY_NOT_IMPLEMENTED;
mpctx->stop_play = PT_RELOAD_DEMUXER;
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_disc_menu(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int state = mp_nav_in_menu(mpctx);
if (state < 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, !!state);
}
/// Current chapter (RW)
static int mp_property_chapter(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int chapter = get_current_chapter(mpctx);
int num = get_chapter_count(mpctx);
if (chapter < -1)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET:
*(int *) arg = chapter;
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_INT,
.flags = M_OPT_MIN | M_OPT_MAX,
.min = -1,
.max = num - 1,
};
return M_PROPERTY_OK;
case M_PROPERTY_PRINT: {
*(char **) arg = chapter_display_name(mpctx, chapter);
return M_PROPERTY_OK;
}
case M_PROPERTY_SWITCH:
case M_PROPERTY_SET: ;
mark_seek(mpctx);
int step_all;
if (action == M_PROPERTY_SWITCH) {
struct m_property_switch_arg *sarg = arg;
step_all = ROUND(sarg->inc);
if (num < 2) // semi-broken file; ignore for user convenience
return M_PROPERTY_UNAVAILABLE;
// Check threshold for relative backward seeks
if (mpctx->opts->chapter_seek_threshold >= 0 && step_all < 0) {
double current_chapter_start =
chapter_start_time(mpctx, chapter);
// If we are far enough into a chapter, seek back to the
// beginning of current chapter instead of previous one
if (current_chapter_start != MP_NOPTS_VALUE &&
get_current_time(mpctx) - current_chapter_start >
mpctx->opts->chapter_seek_threshold)
step_all++;
}
} else // Absolute set
step_all = *(int *)arg - chapter;
chapter += step_all;
if (chapter < -1)
chapter = -1;
if (chapter >= num && step_all > 0) {
mpctx->stop_play = PT_NEXT_ENTRY;
} else {
mp_seek_chapter(mpctx, chapter);
}
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int get_chapter_entry(int item, int action, void *arg, void *ctx)
{
struct MPContext *mpctx = ctx;
char *name = chapter_name(mpctx, item);
double time = chapter_start_time(mpctx, item);
struct m_sub_property props[] = {
{"title", SUB_PROP_STR(name)},
{"time", {.type = CONF_TYPE_TIME}, {.time = time}},
{0}
};
int r = m_property_read_sub(props, action, arg);
talloc_free(name);
return r;
}
static int mp_property_list_chapters(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int count = get_chapter_count(mpctx);
if (action == M_PROPERTY_PRINT) {
int cur = mpctx->num_sources ? get_current_chapter(mpctx) : -1;
char *res = NULL;
int n;
if (count < 1) {
res = talloc_asprintf_append(res, "No chapters.");
}
for (n = 0; n < count; n++) {
char *name = chapter_display_name(mpctx, n);
double t = chapter_start_time(mpctx, n);
char* time = mp_format_time(t, false);
res = talloc_asprintf_append(res, "%s", time);
talloc_free(time);
char *m1 = "> ", *m2 = " <";
if (n != cur)
m1 = m2 = "";
res = talloc_asprintf_append(res, " %s%s%s\n", m1, name, m2);
talloc_free(name);
}
*(char **)arg = res;
return M_PROPERTY_OK;
}
return m_property_read_list(action, arg, count, get_chapter_entry, mpctx);
}
static int mp_property_edition(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
struct demuxer *demuxer = mpctx->master_demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
if (demuxer->num_editions <= 0)
return M_PROPERTY_UNAVAILABLE;
int edition = demuxer->edition;
switch (action) {
case M_PROPERTY_GET:
*(int *)arg = edition;
return M_PROPERTY_OK;
case M_PROPERTY_SET: {
edition = *(int *)arg;
if (edition != demuxer->edition) {
opts->edition_id = edition;
mpctx->stop_play = PT_RELOAD_DEMUXER;
}
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE: {
struct m_option opt = {
.type = CONF_TYPE_INT,
.flags = CONF_RANGE,
.min = 0,
.max = demuxer->num_editions - 1,
};
*(struct m_option *)arg = opt;
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int get_edition_entry(int item, int action, void *arg, void *ctx)
{
struct MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->master_demuxer;
struct demux_edition *ed = &demuxer->editions[item];
char *title = mp_tags_get_str(ed->metadata, "title");
struct m_sub_property props[] = {
{"id", SUB_PROP_INT(item)},
{"title", SUB_PROP_STR(title),
.unavailable = !title},
{"default", SUB_PROP_FLAG(ed->default_edition)},
{0}
};
return m_property_read_sub(props, action, arg);
}
static int property_list_editions(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->master_demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
char *res = NULL;
struct demux_edition *editions = demuxer->editions;
int num_editions = demuxer->num_editions;
int current = demuxer->edition;
if (!num_editions)
res = talloc_asprintf_append(res, "No editions.");
for (int n = 0; n < num_editions; n++) {
struct demux_edition *ed = &editions[n];
if (n == current)
res = talloc_asprintf_append(res, "> ");
res = talloc_asprintf_append(res, "%d: ", n);
char *title = mp_tags_get_str(ed->metadata, "title");
if (!title)
title = "unnamed";
res = talloc_asprintf_append(res, "'%s' ", title);
if (n == current)
res = talloc_asprintf_append(res, "<");
res = talloc_asprintf_append(res, "\n");
}
*(char **)arg = res;
return M_PROPERTY_OK;
}
return m_property_read_list(action, arg, demuxer->num_editions,
get_edition_entry, mpctx);
}
/// Number of titles in BD/DVD
static int mp_property_disc_titles(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->master_demuxer;
unsigned int num_titles;
if (!demuxer || demux_stream_control(demuxer, STREAM_CTRL_GET_NUM_TITLES,
&num_titles) < 1)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, num_titles);
}
/// Number of chapters in file
static int mp_property_chapters(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->num_sources)
return M_PROPERTY_UNAVAILABLE;
int count = get_chapter_count(mpctx);
return m_property_int_ro(action, arg, count);
}
static int mp_property_editions(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->master_demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
if (demuxer->num_editions <= 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, demuxer->num_editions);
}
/// Current dvd angle (RW)
static int mp_property_angle(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->master_demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
int ris, angles = -1, angle = 1;
ris = demux_stream_control(demuxer, STREAM_CTRL_GET_NUM_ANGLES, &angles);
if (ris == STREAM_UNSUPPORTED)
return M_PROPERTY_UNAVAILABLE;
ris = demux_stream_control(demuxer, STREAM_CTRL_GET_ANGLE, &angle);
if (ris == STREAM_UNSUPPORTED)
return -1;
if (angle < 0 || angles <= 1)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET:
*(int *) arg = angle;
return M_PROPERTY_OK;
case M_PROPERTY_PRINT: {
*(char **) arg = talloc_asprintf(NULL, "%d/%d", angle, angles);
return M_PROPERTY_OK;
}
case M_PROPERTY_SET:
angle = *(int *)arg;
if (angle < 0 || angle > angles)
return M_PROPERTY_ERROR;
demux_pause(demuxer);
demux_flush(demuxer);
ris = demux_stream_control(demuxer, STREAM_CTRL_SET_ANGLE, &angle);
demux_control(demuxer, DEMUXER_CTRL_RESYNC, NULL);
demux_unpause(demuxer);
reset_audio_state(mpctx);
reset_video_state(mpctx);
return ris == STREAM_OK ? M_PROPERTY_OK : M_PROPERTY_ERROR;
case M_PROPERTY_GET_TYPE: {
struct m_option opt = {
.type = CONF_TYPE_INT,
.flags = CONF_RANGE,
.min = 1,
.max = angles,
};
*(struct m_option *)arg = opt;
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int get_tag_entry(int item, int action, void *arg, void *ctx)
{
struct mp_tags *tags = ctx;
struct m_sub_property props[] = {
{"key", SUB_PROP_STR(tags->keys[item])},
{"value", SUB_PROP_STR(tags->values[item])},
{0}
};
return m_property_read_sub(props, action, arg);
}
static int tag_property(int action, void *arg, struct mp_tags *tags)
{
switch (action) {
case M_PROPERTY_GET: {
mpv_node_list *list = talloc_zero(NULL, mpv_node_list);
mpv_node node = {
.format = MPV_FORMAT_NODE_MAP,
.u.list = list,
};
list->num = tags->num_keys;
list->values = talloc_array(list, mpv_node, list->num);
list->keys = talloc_array(list, char*, list->num);
for (int n = 0; n < tags->num_keys; n++) {
list->keys[n] = talloc_strdup(list, tags->keys[n]);
list->values[n] = (struct mpv_node){
.format = MPV_FORMAT_STRING,
.u.string = talloc_strdup(list, tags->values[n]),
};
}
*(mpv_node*)arg = node;
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE: {
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_NODE};
return M_PROPERTY_OK;
}
case M_PROPERTY_PRINT: {
char *res = NULL;
for (int n = 0; n < tags->num_keys; n++) {
res = talloc_asprintf_append_buffer(res, "%s: %s\n",
tags->keys[n], tags->values[n]);
}
if (!res)
res = talloc_strdup(NULL, "(empty)");
*(char **)arg = res;
return M_PROPERTY_OK;
}
case M_PROPERTY_KEY_ACTION: {
struct m_property_action_arg *ka = arg;
bstr key;
char *rem;
m_property_split_path(ka->key, &key, &rem);
if (bstr_equals0(key, "list")) {
struct m_property_action_arg nka = *ka;
nka.key = rem;
return m_property_read_list(action, &nka, tags->num_keys,
get_tag_entry, tags);
}
// Direct access without this prefix is allowed for compatibility.
bstr k = bstr0(ka->key);
bstr_eatstart0(&k, "by-key/");
char *meta = mp_tags_get_bstr(tags, k);
if (!meta)
return M_PROPERTY_UNKNOWN;
switch (ka->action) {
case M_PROPERTY_GET:
*(char **)ka->arg = talloc_strdup(NULL, meta);
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)ka->arg = (struct m_option){
.type = CONF_TYPE_STRING,
};
return M_PROPERTY_OK;
}
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
/// Demuxer meta data
static int mp_property_metadata(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->master_demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
return tag_property(action, arg, demuxer->metadata);
}
static int mp_property_chapter_metadata(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int chapter = get_current_chapter(mpctx);
if (chapter < 0 || chapter >= mpctx->num_chapters)
return M_PROPERTY_UNAVAILABLE;
if (!mpctx->chapters[chapter].metadata)
return M_PROPERTY_UNAVAILABLE;
return tag_property(action, arg, mpctx->chapters[chapter].metadata);
}
static int mp_property_vf_metadata(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!(mpctx->d_video && mpctx->d_video->vfilter))
return M_PROPERTY_UNAVAILABLE;
struct vf_chain *vf = mpctx->d_video->vfilter;
if (action == M_PROPERTY_KEY_ACTION) {
struct m_property_action_arg *ka = arg;
bstr key;
char *rem;
m_property_split_path(ka->key, &key, &rem);
struct mp_tags vf_metadata = {0};
switch (vf_control_by_label(vf, VFCTRL_GET_METADATA, &vf_metadata, key)) {
case CONTROL_UNKNOWN:
return M_PROPERTY_UNKNOWN;
case CONTROL_NA: // empty
case CONTROL_OK:
if (strlen(rem)) {
struct m_property_action_arg next_ka = *ka;
next_ka.key = rem;
return tag_property(M_PROPERTY_KEY_ACTION, &next_ka, &vf_metadata);
} else {
return tag_property(ka->action, ka->arg, &vf_metadata);
}
return M_PROPERTY_OK;
default:
return M_PROPERTY_ERROR;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_pause(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action == M_PROPERTY_SET) {
if (*(int *)arg) {
pause_player(mpctx);
} else {
unpause_player(mpctx);
}
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_core_idle(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
bool idle = mpctx->paused || !mpctx->restart_complete || !mpctx->playing;
return m_property_flag_ro(action, arg, idle);
}
static int mp_property_eof_reached(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->num_sources)
return M_PROPERTY_UNAVAILABLE;
bool eof = mpctx->video_status == STATUS_EOF &&
mpctx->audio_status == STATUS_EOF;
return m_property_flag_ro(action, arg, eof);
}
static int mp_property_seeking(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->num_sources)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, !mpctx->restart_complete);
}
static int mp_property_playback_abort(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return m_property_flag_ro(action, arg, !mpctx->playing || mpctx->stop_play);
}
static int mp_property_cache(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
float cache = mp_get_cache_percent(mpctx);
if (cache < 0)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
*(char **)arg = talloc_asprintf(NULL, "%d", (int)cache);
return M_PROPERTY_OK;
}
return m_property_float_ro(action, arg, cache);
}
static int property_int_kb_size(int kb_size, int action, void *arg)
{
switch (action) {
case M_PROPERTY_GET:
*(int *)arg = kb_size;
return M_PROPERTY_OK;
case M_PROPERTY_PRINT:
*(char **)arg = format_file_size(kb_size * 1024LL);
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_INT};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_cache_size(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET:
case M_PROPERTY_PRINT: {
int64_t size = -1;
demux_stream_control(demuxer, STREAM_CTRL_GET_CACHE_SIZE, &size);
if (size <= 0)
break;
return property_int_kb_size(size / 1024, action, arg);
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_INT,
.flags = M_OPT_MIN,
.min = 0,
};
return M_PROPERTY_OK;
case M_PROPERTY_SET: {
int64_t size = *(int *)arg * 1024LL;
int r = demux_stream_control(demuxer, STREAM_CTRL_SET_CACHE_SIZE, &size);
if (r == STREAM_UNSUPPORTED)
break;
if (r == STREAM_OK)
return M_PROPERTY_OK;
return M_PROPERTY_ERROR;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_cache_used(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
int64_t size = -1;
demux_stream_control(mpctx->demuxer, STREAM_CTRL_GET_CACHE_FILL, &size);
if (size < 0)
return M_PROPERTY_UNAVAILABLE;
return property_int_kb_size(size / 1024, action, arg);
}
static int mp_property_cache_free(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
int64_t size_used = -1;
demux_stream_control(mpctx->demuxer, STREAM_CTRL_GET_CACHE_FILL, &size_used);
if (size_used < 0)
return M_PROPERTY_UNAVAILABLE;
int64_t size = -1;
demux_stream_control(mpctx->demuxer, STREAM_CTRL_GET_CACHE_SIZE, &size);
if (size <= 0)
return M_PROPERTY_UNAVAILABLE;
return property_int_kb_size((size - size_used) / 1024, action, arg);
}
static int mp_property_cache_idle(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int idle = -1;
if (mpctx->demuxer)
demux_stream_control(mpctx->demuxer, STREAM_CTRL_GET_CACHE_IDLE, &idle);
if (idle < 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, !!idle);
}
static int mp_property_demuxer_cache_duration(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
struct demux_ctrl_reader_state s;
if (demux_control(mpctx->demuxer, DEMUXER_CTRL_GET_READER_STATE, &s) < 1)
return M_PROPERTY_UNAVAILABLE;
if (s.ts_duration < 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_double_ro(action, arg, s.ts_duration);
}
static int mp_property_demuxer_cache_idle(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
struct demux_ctrl_reader_state s;
if (demux_control(mpctx->demuxer, DEMUXER_CTRL_GET_READER_STATE, &s) < 1)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, s.idle);
}
static int mp_property_paused_for_cache(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->num_sources)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, mpctx->paused_for_cache);
}
static int mp_property_cache_buffering(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
double state = get_cache_buffering_percentage(mpctx);
if (state < 0)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, state * 100);
}
static int mp_property_clock(void *ctx, struct m_property *prop,
int action, void *arg)
{
char outstr[6];
time_t t = time(NULL);
struct tm *tmp = localtime(&t);
if ((tmp != NULL) && (strftime(outstr, sizeof(outstr), "%H:%M", tmp) == 5))
return m_property_strdup_ro(action, arg, outstr);
return M_PROPERTY_UNAVAILABLE;
}
static int mp_property_seekable(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, mpctx->demuxer->seekable);
}
/// Volume (RW)
static int mp_property_volume(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mixer_audio_initialized(mpctx->mixer))
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET:
mixer_getbothvolume(mpctx->mixer, arg);
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_FLOAT,
.flags = M_OPT_RANGE,
.min = 0,
.max = 100,
};
return M_PROPERTY_OK;
case M_PROPERTY_GET_NEUTRAL:
*(float *)arg = mixer_getneutralvolume(mpctx->mixer);
return M_PROPERTY_OK;
case M_PROPERTY_PRINT: {
float val;
mixer_getbothvolume(mpctx->mixer, &val);
*(char **)arg = talloc_asprintf(NULL, "%i", (int)val);
return M_PROPERTY_OK;
}
case M_PROPERTY_SET:
mixer_setvolume(mpctx->mixer, *(float *) arg, *(float *) arg);
return M_PROPERTY_OK;
case M_PROPERTY_SWITCH: {
struct m_property_switch_arg *sarg = arg;
mixer_addvolume(mpctx->mixer, sarg->inc);
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
/// Mute (RW)
static int mp_property_mute(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mixer_audio_initialized(mpctx->mixer))
return M_PROPERTY_ERROR;
switch (action) {
case M_PROPERTY_SET:
mixer_setmute(mpctx->mixer, *(int *) arg);
return M_PROPERTY_OK;
case M_PROPERTY_GET:
*(int *)arg = mixer_getmute(mpctx->mixer);
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_FLAG};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_volrestore(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
switch (action) {
case M_PROPERTY_GET: {
char *s = mixer_get_volume_restore_data(mpctx->mixer);
*(char **)arg = s;
return s ? M_PROPERTY_OK : M_PROPERTY_UNAVAILABLE;
}
case M_PROPERTY_SET:
return M_PROPERTY_NOT_IMPLEMENTED;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int get_device_entry(int item, int action, void *arg, void *ctx)
{
struct ao_device_list *list = ctx;
struct ao_device_desc *entry = &list->devices[item];
struct m_sub_property props[] = {
{"name", SUB_PROP_STR(entry->name)},
{"description", SUB_PROP_STR(entry->desc)},
{0}
};
return m_property_read_sub(props, action, arg);
}
static void reload_audio_output(struct MPContext *mpctx)
{
if (!mpctx->ao)
return;
ao_request_reload(mpctx->ao);
}
static int mp_property_audio_device(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct MPContext *mpctx = ctx;
int r = mp_property_generic_option(mpctx, prop, action, arg);
if (action == M_PROPERTY_SET)
reload_audio_output(mpctx);
return r;
}
static int mp_property_audio_devices(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct MPContext *mpctx = ctx;
struct command_ctx *cmd = mpctx->command_ctx;
if (!cmd->cached_ao_devices)
cmd->cached_ao_devices = ao_get_device_list(mpctx->global);
if (!cmd->cached_ao_devices)
return M_PROPERTY_ERROR;
talloc_steal(cmd, cmd->cached_ao_devices);
return m_property_read_list(action, arg, cmd->cached_ao_devices->num_devices,
get_device_entry, cmd->cached_ao_devices);
}
/// Audio delay (RW)
static int mp_property_audio_delay(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!(mpctx->d_audio && mpctx->d_video))
return M_PROPERTY_UNAVAILABLE;
float delay = mpctx->opts->audio_delay;
switch (action) {
case M_PROPERTY_PRINT:
*(char **)arg = format_delay(delay);
return M_PROPERTY_OK;
case M_PROPERTY_SET:
mpctx->audio_delay = mpctx->opts->audio_delay = *(float *)arg;
mpctx->delay += mpctx->audio_delay - delay;
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// Audio codec tag (RO)
static int mp_property_audio_format(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
const char *c = mpctx->d_audio ? mpctx->d_audio->header->codec : NULL;
return m_property_strdup_ro(action, arg, c);
}
/// Audio codec name (RO)
static int mp_property_audio_codec(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
const char *c = mpctx->d_audio ? mpctx->d_audio->decoder_desc : NULL;
return m_property_strdup_ro(action, arg, c);
}
/// Audio bitrate (RO)
static int mp_property_audio_bitrate(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_audio)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
*(char **)arg = format_bitrate(mpctx->d_audio->bitrate);
return M_PROPERTY_OK;
}
return m_property_int_ro(action, arg, mpctx->d_audio->bitrate);
}
/// Samplerate (RO)
static int mp_property_samplerate(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_audio fmt = {0};
if (mpctx->d_audio)
fmt = mpctx->d_audio->decode_format;
if (!fmt.rate)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
*(char **)arg = talloc_asprintf(NULL, "%d kHz", fmt.rate / 1000);
return M_PROPERTY_OK;
}
return m_property_int_ro(action, arg, fmt.rate);
}
/// Number of channels (RO)
static int mp_property_channels(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_audio fmt = {0};
if (mpctx->d_audio)
fmt = mpctx->d_audio->decode_format;
if (!fmt.channels.num)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_PRINT:
*(char **) arg = talloc_strdup(NULL, mp_chmap_to_str(&fmt.channels));
return M_PROPERTY_OK;
case M_PROPERTY_GET:
*(int *)arg = fmt.channels.num;
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_INT};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
/// Balance (RW)
static int mp_property_balance(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
float bal;
switch (action) {
case M_PROPERTY_GET:
mixer_getbalance(mpctx->mixer, arg);
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_FLOAT,
.flags = M_OPT_RANGE,
.min = -1,
.max = 1,
};
return M_PROPERTY_OK;
case M_PROPERTY_PRINT: {
char **str = arg;
mixer_getbalance(mpctx->mixer, &bal);
if (bal == 0.f)
*str = talloc_strdup(NULL, "center");
else if (bal == -1.f)
*str = talloc_strdup(NULL, "left only");
else if (bal == 1.f)
*str = talloc_strdup(NULL, "right only");
else {
unsigned right = (bal + 1.f) / 2.f * 100.f;
*str = talloc_asprintf(NULL, "left %d%%, right %d%%",
100 - right, right);
}
return M_PROPERTY_OK;
}
case M_PROPERTY_SET:
mixer_setbalance(mpctx->mixer, *(float *)arg);
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static struct track* track_next(struct MPContext *mpctx, int order,
enum stream_type type, int direction,
struct track *track)
{
assert(direction == -1 || direction == +1);
struct track *prev = NULL, *next = NULL;
bool seen = track == NULL;
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *cur = mpctx->tracks[n];
// One track can be selected only one time - pretend already selected
// tracks don't exist.
for (int r = 0; r < NUM_PTRACKS; r++) {
if (r != order && mpctx->current_track[r][type] == cur)
cur = NULL;
}
if (!cur)
continue;
if (cur->type == type) {
if (cur == track) {
seen = true;
} else {
if (seen && !next) {
next = cur;
}
if (!seen || !track) {
prev = cur;
}
}
}
}
return direction > 0 ? next : prev;
}
static int property_switch_track(struct m_property *prop, int action, void *arg,
MPContext *mpctx, int order,
enum stream_type type)
{
if (!mpctx->num_sources)
return M_PROPERTY_UNAVAILABLE;
struct track *track = mpctx->current_track[order][type];
switch (action) {
case M_PROPERTY_GET:
*(int *) arg = track ? track->user_tid : -2;
return M_PROPERTY_OK;
case M_PROPERTY_PRINT:
if (!track)
*(char **) arg = talloc_strdup(NULL, "no");
else {
char *lang = track->lang;
if (!lang)
lang = "unknown";
if (track->title)
*(char **)arg = talloc_asprintf(NULL, "(%d) %s (\"%s\")",
track->user_tid, lang, track->title);
else
*(char **)arg = talloc_asprintf(NULL, "(%d) %s",
track->user_tid, lang);
}
return M_PROPERTY_OK;
case M_PROPERTY_SWITCH: {
struct m_property_switch_arg *sarg = arg;
mp_switch_track_n(mpctx, order, type,
track_next(mpctx, order, type, sarg->inc >= 0 ? +1 : -1, track));
mp_mark_user_track_selection(mpctx, order, type);
return M_PROPERTY_OK;
}
case M_PROPERTY_SET:
track = mp_track_by_tid(mpctx, type, *(int *)arg);
mp_switch_track_n(mpctx, order, type, track);
mp_mark_user_track_selection(mpctx, order, type);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
// Similar, less featured, for selecting by ff-index.
static int property_switch_track_ff(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
enum stream_type type = (intptr_t)prop->priv;
if (!mpctx->num_sources)
return M_PROPERTY_UNAVAILABLE;
struct track *track = mpctx->current_track[0][type];
switch (action) {
case M_PROPERTY_GET:
*(int *) arg = track ? track->ff_index : -2;
return M_PROPERTY_OK;
case M_PROPERTY_SET: {
int id = *(int *)arg;
track = NULL;
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *cur = mpctx->tracks[n];
if (cur->type == type && cur->ff_index == id) {
track = cur;
break;
}
}
if (!track && id >= 0)
return M_PROPERTY_ERROR;
mp_switch_track_n(mpctx, 0, type, track);
return M_PROPERTY_OK;
}
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int get_track_entry(int item, int action, void *arg, void *ctx)
{
struct MPContext *mpctx = ctx;
struct track *track = mpctx->tracks[item];
const char *codec = track->stream ? track->stream->codec : NULL;
struct m_sub_property props[] = {
{"id", SUB_PROP_INT(track->user_tid)},
{"type", SUB_PROP_STR(stream_type_name(track->type)),
.unavailable = !stream_type_name(track->type)},
{"src-id", SUB_PROP_INT(track->demuxer_id),
.unavailable = track->demuxer_id == -1},
{"title", SUB_PROP_STR(track->title),
.unavailable = !track->title},
{"lang", SUB_PROP_STR(track->lang),
.unavailable = !track->lang},
{"albumart", SUB_PROP_FLAG(track->attached_picture)},
{"default", SUB_PROP_FLAG(track->default_track)},
{"external", SUB_PROP_FLAG(track->is_external)},
{"selected", SUB_PROP_FLAG(track->selected)},
{"external-filename", SUB_PROP_STR(track->external_filename),
.unavailable = !track->external_filename},
{"codec", SUB_PROP_STR(codec),
.unavailable = !codec},
{"ff-index", SUB_PROP_INT(track->ff_index)},
{0}
};
return m_property_read_sub(props, action, arg);
}
static const char *track_type_name(enum stream_type t)
{
switch (t) {
case STREAM_VIDEO: return "Video";
case STREAM_AUDIO: return "Audio";
case STREAM_SUB: return "Sub";
}
return NULL;
}
static int property_list_tracks(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action == M_PROPERTY_PRINT) {
char *res = NULL;
for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *track = mpctx->tracks[n];
if (track->type != type)
continue;
res = talloc_asprintf_append(res, "%s: ",
track_type_name(track->type));
if (track->selected)
res = talloc_asprintf_append(res, "> ");
res = talloc_asprintf_append(res, "(%d) ", track->user_tid);
if (track->title)
res = talloc_asprintf_append(res, "'%s' ", track->title);
if (track->lang)
res = talloc_asprintf_append(res, "(%s) ", track->lang);
if (track->is_external)
res = talloc_asprintf_append(res, "(external) ");
if (track->selected)
res = talloc_asprintf_append(res, "<");
res = talloc_asprintf_append(res, "\n");
}
res = talloc_asprintf_append(res, "\n");
}
struct demuxer *demuxer = mpctx->master_demuxer;
if (demuxer && demuxer->num_editions > 1)
res = talloc_asprintf_append(res, "\nEdition: %d of %d\n",
demuxer->edition + 1,
demuxer->num_editions);
*(char **)arg = res;
return M_PROPERTY_OK;
}
return m_property_read_list(action, arg, mpctx->num_tracks,
get_track_entry, mpctx);
}
/// Selected audio id (RW)
static int mp_property_audio(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_switch_track(prop, action, arg, ctx, 0, STREAM_AUDIO);
}
/// Selected video id (RW)
static int mp_property_video(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_switch_track(prop, action, arg, ctx, 0, STREAM_VIDEO);
}
static struct track *find_track_by_demuxer_id(MPContext *mpctx,
enum stream_type type,
int demuxer_id)
{
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *track = mpctx->tracks[n];
if (track->type == type && track->demuxer_id == demuxer_id)
return track;
}
return NULL;
}
static int mp_property_program(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
demux_program_t prog;
struct demuxer *demuxer = mpctx->master_demuxer;
if (!demuxer)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_SWITCH:
case M_PROPERTY_SET:
if (action == M_PROPERTY_SET && arg)
prog.progid = *((int *) arg);
else
prog.progid = -1;
if (demux_control(demuxer, DEMUXER_CTRL_IDENTIFY_PROGRAM, &prog) ==
DEMUXER_CTRL_NOTIMPL)
return M_PROPERTY_ERROR;
if (prog.aid < 0 && prog.vid < 0) {
MP_ERR(mpctx, "Selected program contains no audio or video streams!\n");
return M_PROPERTY_ERROR;
}
mp_switch_track(mpctx, STREAM_VIDEO,
find_track_by_demuxer_id(mpctx, STREAM_VIDEO, prog.vid));
mp_switch_track(mpctx, STREAM_AUDIO,
find_track_by_demuxer_id(mpctx, STREAM_AUDIO, prog.aid));
mp_switch_track(mpctx, STREAM_SUB,
find_track_by_demuxer_id(mpctx, STREAM_VIDEO, prog.sid));
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_INT,
.flags = CONF_RANGE,
.min = -1,
.max = (1 << 16) - 1,
};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_hwdec(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
struct dec_video *vd = mpctx->d_video;
if (!vd)
return M_PROPERTY_UNAVAILABLE;
int current = 0;
video_vd_control(vd, VDCTRL_GET_HWDEC, &current);
switch (action) {
case M_PROPERTY_GET:
*(int *)arg = current;
return M_PROPERTY_OK;
case M_PROPERTY_SET: {
int new = *(int *)arg;
if (current == new)
return M_PROPERTY_OK;
if (!mpctx->d_video)
return M_PROPERTY_ERROR;
double last_pts = mpctx->last_vo_pts;
uninit_video_chain(mpctx);
opts->hwdec_api = new;
reinit_video_chain(mpctx);
if (last_pts != MP_NOPTS_VALUE)
queue_seek(mpctx, MPSEEK_ABSOLUTE, last_pts, 1, true);
return M_PROPERTY_OK;
}
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// Fullscreen state (RW)
static int mp_property_fullscreen(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->video_out)
return M_PROPERTY_UNAVAILABLE;
struct mp_vo_opts *opts = mpctx->video_out->opts;
if (action == M_PROPERTY_SET) {
int val = *(int *)arg;
opts->fullscreen = val;
if (mpctx->video_out->config_ok)
vo_control(mpctx->video_out, VOCTRL_FULLSCREEN, 0);
return opts->fullscreen == val ? M_PROPERTY_OK : M_PROPERTY_ERROR;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
#define VF_DEINTERLACE_LABEL "deinterlace"
static bool probe_deint_filter(struct MPContext *mpctx, const char *filt)
{
char filter[80];
// add a label so that removing the filter is easier
snprintf(filter, sizeof(filter), "@%s:%s", VF_DEINTERLACE_LABEL, filt);
return edit_filters(mpctx, STREAM_VIDEO, "pre", filter) >= 0;
}
static bool check_output_format(struct MPContext *mpctx, int imgfmt)
{
struct dec_video *vd = mpctx->d_video;
if (!vd)
return false;
return vd->vfilter->allowed_output_formats[imgfmt - IMGFMT_START];
}
static int probe_deint_filters(struct MPContext *mpctx)
{
if (check_output_format(mpctx, IMGFMT_VDPAU)) {
char filter[80] = "vdpaupp:deint=yes";
int pref = 0;
vo_control(mpctx->video_out, VOCTRL_GET_PREF_DEINT, &pref);
pref = pref < 0 ? -pref : pref;
if (pref > 0 && pref <= 4) {
const char *types[] =
{"", "first-field", "bob", "temporal", "temporal-spatial"};
mp_snprintf_cat(filter, sizeof(filter), ":deint-mode=%s",
types[pref]);
}
probe_deint_filter(mpctx, filter);
return 0;
}
if (check_output_format(mpctx, IMGFMT_VAAPI) &&
probe_deint_filter(mpctx, "vavpp"))
return 0;
if (probe_deint_filter(mpctx, "yadif"))
return 0;
return -1;
}
static int get_deinterlacing(struct MPContext *mpctx)
{
struct dec_video *vd = mpctx->d_video;
int enabled = 0;
if (video_vf_vo_control(vd, VFCTRL_GET_DEINTERLACE, &enabled) != CONTROL_OK)
enabled = -1;
if (enabled < 0) {
// vf_lavfi doesn't support VFCTRL_GET_DEINTERLACE
if (vf_find_by_label(vd->vfilter, VF_DEINTERLACE_LABEL))
enabled = 1;
}
return enabled;
}
static void set_deinterlacing(struct MPContext *mpctx, bool enable)
{
struct dec_video *vd = mpctx->d_video;
if (vf_find_by_label(vd->vfilter, VF_DEINTERLACE_LABEL)) {
if (!enable)
edit_filters(mpctx, STREAM_VIDEO, "del", "@" VF_DEINTERLACE_LABEL);
} else {
if ((get_deinterlacing(mpctx) > 0) != enable) {
int arg = enable;
if (video_vf_vo_control(vd, VFCTRL_SET_DEINTERLACE, &arg) != CONTROL_OK)
probe_deint_filters(mpctx);
}
}
mpctx->opts->deinterlace = get_deinterlacing(mpctx) > 0;
}
static int mp_property_deinterlace(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_video || !mpctx->d_video->vfilter)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET:
*(int *)arg = get_deinterlacing(mpctx) > 0;
return M_PROPERTY_OK;
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_FLAG};
return M_PROPERTY_OK;
case M_PROPERTY_SET:
set_deinterlacing(mpctx, *(int *)arg);
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
// Generic option + requires hard refresh to make changes take effect.
static int video_refresh_property_helper(struct m_property *prop, int action,
void *arg, MPContext *mpctx)
{
int r = mp_property_generic_option(mpctx, prop, action, arg);
if (action == M_PROPERTY_SET) {
if (mpctx->d_video) {
reinit_video_filters(mpctx);
mp_force_video_refresh(mpctx);
}
}
return r;
}
static int video_simple_refresh_property(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int r = mp_property_generic_option(mpctx, prop, action, arg);
if (action == M_PROPERTY_SET && r == M_PROPERTY_OK)
mp_force_video_refresh(mpctx);
return r;
}
static void append_csp(char **ptr, const char *name, const char *const *names,
int value)
{
const char *cspname = names[value];
if (name[0] == '*') {
name++;
} else if (value == 0) {
cspname = "unknown";
}
*ptr = talloc_asprintf_append(*ptr, "%s: %s\n", name, cspname);
}
static int mp_property_colormatrix(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action != M_PROPERTY_PRINT)
return video_refresh_property_helper(prop, action, arg, mpctx);
struct MPOpts *opts = mpctx->opts;
struct mp_image_params vo_csp = {0};
if (mpctx->video_out)
vo_control(mpctx->video_out, VOCTRL_GET_COLORSPACE, &vo_csp);
struct mp_image_params vd_csp = {0};
if (mpctx->d_video)
vd_csp = mpctx->d_video->decoder_output;
char *res = talloc_strdup(NULL, "");
append_csp(&res, "*Requested", mp_csp_names, opts->requested_colorspace);
append_csp(&res, "Video decoder", mp_csp_names, vd_csp.colorspace);
*(char **)arg = res;
return M_PROPERTY_OK;
}
static int mp_property_colormatrix_input_range(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action != M_PROPERTY_PRINT)
return video_refresh_property_helper(prop, action, arg, mpctx);
struct MPOpts *opts = mpctx->opts;
struct mp_image_params vo_csp = {0};
if (mpctx->video_out)
vo_control(mpctx->video_out, VOCTRL_GET_COLORSPACE, &vo_csp);
struct mp_image_params vd_csp = {0};
if (mpctx->d_video)
vd_csp = mpctx->d_video->decoder_output;
char *res = talloc_strdup(NULL, "");
append_csp(&res, "*Requested", mp_csp_levels_names,
opts->requested_input_range);
append_csp(&res, "Video decoder", mp_csp_levels_names, vd_csp.colorlevels);
*(char **)arg = res;
return M_PROPERTY_OK;
}
static int mp_property_colormatrix_output_range(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action != M_PROPERTY_PRINT)
return video_refresh_property_helper(prop, action, arg, mpctx);
struct MPOpts *opts = mpctx->opts;
struct mp_image_params actual = {0};
if (mpctx->video_out)
vo_control(mpctx->video_out, VOCTRL_GET_COLORSPACE, &actual);
char *res = talloc_strdup(NULL, "");
append_csp(&res, "*Requested", mp_csp_levels_names,
opts->requested_output_range);
append_csp(&res, "Video output", mp_csp_levels_names, actual.outputlevels);
*(char **)arg = res;
return M_PROPERTY_OK;
}
static int mp_property_primaries(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action != M_PROPERTY_PRINT)
return video_refresh_property_helper(prop, action, arg, mpctx);
struct MPOpts *opts = mpctx->opts;
struct mp_image_params vo_csp = {0};
if (mpctx->video_out)
vo_control(mpctx->video_out, VOCTRL_GET_COLORSPACE, &vo_csp);
struct mp_image_params vd_csp = {0};
if (mpctx->d_video)
vd_csp = mpctx->d_video->decoder_output;
char *res = talloc_strdup(NULL, "");
append_csp(&res, "*Requested", mp_csp_prim_names, opts->requested_primaries);
append_csp(&res, "Video decoder", mp_csp_prim_names, vd_csp.primaries);
append_csp(&res, "Video output", mp_csp_prim_names, vo_csp.primaries);
*(char **)arg = res;
return M_PROPERTY_OK;
}
// Update options which are managed through VOCTRL_GET/SET_PANSCAN.
static int panscan_property_helper(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->video_out
|| vo_control(mpctx->video_out, VOCTRL_GET_PANSCAN, NULL) != VO_TRUE)
return M_PROPERTY_UNAVAILABLE;
int r = mp_property_generic_option(mpctx, prop, action, arg);
if (action == M_PROPERTY_SET)
vo_control(mpctx->video_out, VOCTRL_SET_PANSCAN, NULL);
return r;
}
/// Helper to set vo flags.
/** \ingroup PropertyImplHelper
*/
static int mp_property_vo_flag(struct m_property *prop, int action, void *arg,
int vo_ctrl, int *vo_var, MPContext *mpctx)
{
if (!mpctx->video_out)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_SET) {
if (*vo_var == !!*(int *) arg)
return M_PROPERTY_OK;
if (mpctx->video_out->config_ok)
vo_control(mpctx->video_out, vo_ctrl, 0);
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// Window always on top (RW)
static int mp_property_ontop(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return mp_property_vo_flag(prop, action, arg, VOCTRL_ONTOP,
&mpctx->opts->vo.ontop, mpctx);
}
/// Show window borders (RW)
static int mp_property_border(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return mp_property_vo_flag(prop, action, arg, VOCTRL_BORDER,
&mpctx->opts->vo.border, mpctx);
}
static int get_frame_count(struct MPContext *mpctx)
{
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return 0;
if (!mpctx->d_video)
return 0;
double len = get_time_length(mpctx);
double fps = mpctx->d_video->fps;
if (len < 0 || fps <= 0)
return 0;
return len * fps;
}
static int mp_property_frame_number(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_video)
return M_PROPERTY_UNAVAILABLE;
int frame_number = ROUND(get_current_pos_ratio(mpctx, false) *
(double)get_frame_count(mpctx));
return m_property_int_ro(action, arg, frame_number);
}
static int mp_property_frame_count(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_video)
return M_PROPERTY_UNAVAILABLE;
return m_property_int_ro(action, arg, get_frame_count(mpctx));
}
static int mp_property_framedrop(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_video)
return M_PROPERTY_UNAVAILABLE;
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_video_color(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_video)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_SET: {
if (video_set_colors(mpctx->d_video, prop->name, *(int *) arg) <= 0)
return M_PROPERTY_UNAVAILABLE;
break;
}
case M_PROPERTY_GET:
if (video_get_colors(mpctx->d_video, prop->name, (int *)arg) <= 0)
return M_PROPERTY_UNAVAILABLE;
// Write new value to option variable
mp_property_generic_option(mpctx, prop, M_PROPERTY_SET, arg);
return M_PROPERTY_OK;
case M_PROPERTY_GET_NEUTRAL:
*(int *)arg = 0;
return M_PROPERTY_OK;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// Video codec tag (RO)
static int mp_property_video_format(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
const char *c = mpctx->d_video ? mpctx->d_video->header->codec : NULL;
return m_property_strdup_ro(action, arg, c);
}
/// Video codec name (RO)
static int mp_property_video_codec(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
const char *c = mpctx->d_video ? mpctx->d_video->decoder_desc : NULL;
return m_property_strdup_ro(action, arg, c);
}
/// Video bitrate (RO)
static int mp_property_video_bitrate(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_video)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
*(char **)arg = format_bitrate(mpctx->d_video->bitrate);
return M_PROPERTY_OK;
}
return m_property_int_ro(action, arg, mpctx->d_video->bitrate);
}
static int property_imgparams(struct mp_image_params p, int action, void *arg)
{
if (!p.imgfmt)
return M_PROPERTY_UNAVAILABLE;
double dar = p.d_w / (double)p.d_h;
double sar = p.w / (double)p.h;
struct m_sub_property props[] = {
{"pixelformat", SUB_PROP_STR(mp_imgfmt_to_name(p.imgfmt))},
{"w", SUB_PROP_INT(p.w)},
{"h", SUB_PROP_INT(p.h)},
{"dw", SUB_PROP_INT(p.d_w)},
{"dh", SUB_PROP_INT(p.d_h)},
{"aspect", SUB_PROP_FLOAT(dar)},
{"par", SUB_PROP_FLOAT(dar / sar)},
{"colormatrix", SUB_PROP_STR(mp_csp_names[p.colorspace])},
{"colorlevels", SUB_PROP_STR(mp_csp_levels_names[p.colorlevels])},
{"primaries", SUB_PROP_STR(mp_csp_prim_names[p.primaries])},
{"chroma-location", SUB_PROP_STR(mp_chroma_names[p.chroma_location])},
{"rotate", SUB_PROP_INT(p.rotate)},
{0}
};
return m_property_read_sub(props, action, arg);
}
static struct mp_image_params get_video_out_params(struct MPContext *mpctx)
{
if (!mpctx->d_video || !mpctx->d_video->vfilter ||
mpctx->d_video->vfilter->initialized < 1)
return (struct mp_image_params){0};
return mpctx->d_video->vfilter->output_params;
}
static int mp_property_vo_imgparams(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_imgparams(get_video_out_params(ctx), action, arg);
}
static int mp_property_vd_imgparams(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct dec_video *vd = mpctx->d_video;
if (!vd)
return M_PROPERTY_UNAVAILABLE;
struct sh_video *sh = vd->header->video;
if (vd->vfilter->override_params.imgfmt) {
return property_imgparams(vd->vfilter->override_params, action, arg);
} else if (sh->disp_w && sh->disp_h) {
// Simplistic fallback for stupid scripts querying "width"/"height"
// before the first frame is decoded.
struct m_sub_property props[] = {
{"w", SUB_PROP_INT(sh->disp_w)},
{"h", SUB_PROP_INT(sh->disp_h)},
{0}
};
return m_property_read_sub(props, action, arg);
}
return M_PROPERTY_UNAVAILABLE;
}
static int mp_property_window_scale(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct vo *vo = mpctx->video_out;
if (!vo)
return M_PROPERTY_UNAVAILABLE;
struct mp_image_params params = get_video_out_params(mpctx);
int vid_w = params.d_w;
int vid_h = params.d_h;
if (vid_w < 1 || vid_h < 1)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_SET: {
double scale = *(double *)arg;
int s[2] = {vid_w * scale, vid_h * scale};
if (s[0] > 0 && s[1] > 0 &&
vo_control(vo, VOCTRL_SET_UNFS_WINDOW_SIZE, s) > 0)
return M_PROPERTY_OK;
return M_PROPERTY_UNAVAILABLE;
}
case M_PROPERTY_GET: {
int s[2];
if (vo_control(vo, VOCTRL_GET_UNFS_WINDOW_SIZE, s) <= 0 ||
s[0] < 1 || s[1] < 1)
return M_PROPERTY_UNAVAILABLE;
double xs = (double)s[0] / vid_w;
double ys = (double)s[1] / vid_h;
*(double *)arg = (xs + ys) / 2;
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_DOUBLE,
.flags = CONF_RANGE,
.min = 0.125,
.max = 8,
};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_win_minimized(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct vo *vo = mpctx->video_out;
if (!vo)
return M_PROPERTY_UNAVAILABLE;
int state = 0;
if (vo_control(vo, VOCTRL_GET_WIN_STATE, &state) < 1)
return M_PROPERTY_UNAVAILABLE;
return m_property_flag_ro(action, arg, state & VO_WIN_STATE_MINIMIZED);
}
static int mp_property_display_names(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct vo *vo = mpctx->video_out;
if (!vo)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING_LIST};
return M_PROPERTY_OK;
case M_PROPERTY_GET: {
char** display_names;
if (vo_control(vo, VOCTRL_GET_DISPLAY_NAMES, &display_names) < 1)
return M_PROPERTY_UNAVAILABLE;
*(char ***)arg = display_names;
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_vo_configured(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return m_property_flag_ro(action, arg,
mpctx->video_out && mpctx->video_out->config_ok);
}
static int mp_property_osd_w(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_osd_res vo_res = osd_get_vo_res(mpctx->osd, OSDTYPE_OSD);
return m_property_int_ro(action, arg, vo_res.w);
}
static int mp_property_osd_h(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_osd_res vo_res = osd_get_vo_res(mpctx->osd, OSDTYPE_OSD);
return m_property_int_ro(action, arg, vo_res.h);
}
static int mp_property_osd_par(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct mp_osd_res vo_res = osd_get_vo_res(mpctx->osd, OSDTYPE_OSD);
return m_property_double_ro(action, arg, vo_res.display_par);
}
static int mp_property_osd_sym(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
char temp[20];
get_current_osd_sym(mpctx, temp, sizeof(temp));
return m_property_strdup_ro(action, arg, temp);
}
static int mp_property_osd_ass(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct m_sub_property props[] = {
{"0", SUB_PROP_STR(osd_ass_0)},
{"1", SUB_PROP_STR(osd_ass_1)},
{0}
};
return m_property_read_sub(props, action, arg);
}
/// Video fps (RO)
static int mp_property_fps(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
float fps = mpctx->d_video ? mpctx->d_video->fps : 0;
if (fps < 0.1 || !isfinite(fps))
return M_PROPERTY_UNAVAILABLE;;
return m_property_float_ro(action, arg, fps);
}
static int mp_property_vf_fps(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_video)
return M_PROPERTY_UNAVAILABLE;
double next_pts = mpctx->vo_pts_history_pts[0];
if (mpctx->vo_pts_history_seek[0] != mpctx->vo_pts_history_seek_ts)
return M_PROPERTY_UNAVAILABLE;
if (next_pts == MP_NOPTS_VALUE)
return M_PROPERTY_UNAVAILABLE;
int num_samples = 10;
assert(num_samples + 1 <= MAX_NUM_VO_PTS);
double duration = 0;
for (int n = 1; n < 1 + num_samples; n++) {
double frame_pts = mpctx->vo_pts_history_pts[n];
// Discontinuity -> refuse to return a value.
if (mpctx->vo_pts_history_seek[n] != mpctx->vo_pts_history_seek_ts)
return M_PROPERTY_UNAVAILABLE;
if (frame_pts == MP_NOPTS_VALUE)
return M_PROPERTY_UNAVAILABLE;
duration += next_pts - frame_pts;
next_pts = frame_pts;
}
return m_property_double_ro(action, arg, num_samples / duration);
}
/// Video aspect (RO)
static int mp_property_aspect(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (!mpctx->d_video)
return M_PROPERTY_UNAVAILABLE;
struct dec_video *d_video = mpctx->d_video;
struct sh_video *sh_video = d_video->header->video;
switch (action) {
case M_PROPERTY_SET: {
mpctx->opts->movie_aspect = *(float *)arg;
reinit_video_filters(mpctx);
mp_force_video_refresh(mpctx);
return M_PROPERTY_OK;
}
case M_PROPERTY_GET: {
float aspect = -1;
struct mp_image_params *params = &d_video->vfilter->override_params;
if (params && params->d_w && params->d_h) {
aspect = (float)params->d_w / params->d_h;
} else if (sh_video->disp_w && sh_video->disp_h) {
aspect = (float)sh_video->disp_w / sh_video->disp_h;
}
if (aspect <= 0)
return M_PROPERTY_UNAVAILABLE;
*(float *)arg = aspect;
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_FLOAT,
.flags = CONF_RANGE,
.min = -1,
.max = 10,
};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
// For OSD and subtitle related properties using the generic option bridge.
// - Fail as unavailable if no video is active
// - Trigger OSD state update when property is set
static int property_osd_helper(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action == M_PROPERTY_SET)
osd_changed_all(mpctx->osd);
return mp_property_generic_option(mpctx, prop, action, arg);
}
/// Selected subtitles (RW)
static int mp_property_sub(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_switch_track(prop, action, arg, ctx, 0, STREAM_SUB);
}
static int mp_property_sub2(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_switch_track(prop, action, arg, ctx, 1, STREAM_SUB);
}
/// Subtitle delay (RW)
static int mp_property_sub_delay(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
if (!mpctx->video_out)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_PRINT:
*(char **)arg = format_delay(opts->sub_delay);
return M_PROPERTY_OK;
}
return property_osd_helper(mpctx, prop, action, arg);
}
static int mp_property_sub_pos(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
if (!mpctx->video_out)
return M_PROPERTY_UNAVAILABLE;
if (action == M_PROPERTY_PRINT) {
*(char **)arg = talloc_asprintf(NULL, "%d/100", opts->sub_pos);
return M_PROPERTY_OK;
}
return property_osd_helper(mpctx, prop, action, arg);
}
static int mp_property_cursor_autohide(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
int old_value = opts->cursor_autohide_delay;
int r = mp_property_generic_option(mpctx, prop, action, arg);
if (opts->cursor_autohide_delay != old_value)
mpctx->mouse_timer = 0;
return r;
}
static int prop_stream_ctrl(struct MPContext *mpctx, int ctrl, void *arg)
{
if (!mpctx->demuxer)
return M_PROPERTY_UNAVAILABLE;
int r = demux_stream_control(mpctx->demuxer, ctrl, arg);
switch (r) {
case STREAM_OK: return M_PROPERTY_OK;
case STREAM_UNSUPPORTED: return M_PROPERTY_UNAVAILABLE;
default: return M_PROPERTY_ERROR;
}
}
static int mp_property_tv_norm(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_SET:
return prop_stream_ctrl(ctx, STREAM_CTRL_TV_SET_NORM, *(char **)arg);
case M_PROPERTY_SWITCH:
return prop_stream_ctrl(ctx, STREAM_CTRL_TV_STEP_NORM, NULL);
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_tv_scan(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_SET:
return prop_stream_ctrl(ctx, STREAM_CTRL_TV_SET_SCAN, arg);
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_FLAG};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
/// TV color settings (RW)
static int mp_property_tv_color(void *ctx, struct m_property *prop,
int action, void *arg)
{
int req[2] = {(intptr_t)prop->priv};
switch (action) {
case M_PROPERTY_SET:
req[1] = *(int *)arg;
return prop_stream_ctrl(ctx, STREAM_CTRL_SET_TV_COLORS, req);
case M_PROPERTY_GET: {
int r = prop_stream_ctrl(ctx, STREAM_CTRL_GET_TV_COLORS, req);
if (r == M_PROPERTY_OK)
*(int *)arg = req[1];
return r;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){
.type = CONF_TYPE_INT,
.flags = M_OPT_RANGE,
.min = -100,
.max = 100,
};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_tv_freq(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_SET:
return prop_stream_ctrl(ctx, STREAM_CTRL_SET_TV_FREQ, arg);
case M_PROPERTY_GET:
return prop_stream_ctrl(ctx, STREAM_CTRL_GET_TV_FREQ, arg);
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_FLOAT};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_tv_channel(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING};
return M_PROPERTY_OK;
case M_PROPERTY_SET:
return prop_stream_ctrl(ctx, STREAM_CTRL_TV_SET_CHAN, *(char **)arg);
case M_PROPERTY_SWITCH: {
struct m_property_switch_arg *sa = arg;
int dir = sa->inc >= 0 ? 1 : -1;
return prop_stream_ctrl(ctx, STREAM_CTRL_TV_STEP_CHAN, &dir);
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_dvb_channel(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
int r;
switch (action) {
case M_PROPERTY_SET:
mpctx->last_dvb_step = 1;
r = prop_stream_ctrl(mpctx, STREAM_CTRL_DVB_SET_CHANNEL, arg);
if (r == M_PROPERTY_OK)
mpctx->stop_play = PT_RELOAD_DEMUXER;
return r;
case M_PROPERTY_SWITCH: {
struct m_property_switch_arg *sa = arg;
int dir = sa->inc >= 0 ? 1 : -1;
mpctx->last_dvb_step = dir;
r = prop_stream_ctrl(mpctx, STREAM_CTRL_DVB_STEP_CHANNEL, &dir);
if (r == M_PROPERTY_OK)
mpctx->stop_play = PT_RELOAD_DEMUXER;
return r;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = &m_option_type_intpair};
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_playlist_pos(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
struct playlist *pl = mpctx->playlist;
if (!pl->first)
return M_PROPERTY_UNAVAILABLE;
switch (action) {
case M_PROPERTY_GET: {
int pos = playlist_entry_to_index(pl, pl->current);
if (pos < 0)
return M_PROPERTY_UNAVAILABLE;
*(int *)arg = pos;
return M_PROPERTY_OK;
}
case M_PROPERTY_SET: {
struct playlist_entry *e = playlist_entry_from_index(pl, *(int *)arg);
if (!e)
return M_PROPERTY_ERROR;
mp_set_playlist_entry(mpctx, e);
return M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE: {
struct m_option opt = {
.type = CONF_TYPE_INT,
.flags = CONF_RANGE,
.min = 0,
.max = playlist_entry_count(pl) - 1,
};
*(struct m_option *)arg = opt;
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int get_playlist_entry(int item, int action, void *arg, void *ctx)
{
struct MPContext *mpctx = ctx;
struct playlist_entry *e = playlist_entry_from_index(mpctx->playlist, item);
if (!e)
return M_PROPERTY_ERROR;
bool current = mpctx->playlist->current == e;
bool playing = mpctx->playing == e;
struct m_sub_property props[] = {
{"filename", SUB_PROP_STR(e->filename)},
{"current", SUB_PROP_FLAG(1), .unavailable = !current},
{"playing", SUB_PROP_FLAG(1), .unavailable = !playing},
{0}
};
return m_property_read_sub(props, action, arg);
}
static int mp_property_playlist(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
if (action == M_PROPERTY_PRINT) {
char *res = talloc_strdup(NULL, "");
for (struct playlist_entry *e = mpctx->playlist->first; e; e = e->next)
{
char *p = e->filename;
if (!mp_is_url(bstr0(p))) {
char *s = mp_basename(e->filename);
if (s[0])
p = s;
}
if (mpctx->playlist->current == e) {
res = talloc_asprintf_append(res, "> %s <\n", p);
} else {
res = talloc_asprintf_append(res, "%s\n", p);
}
}
*(char **)arg = res;
return M_PROPERTY_OK;
}
return m_property_read_list(action, arg, playlist_entry_count(mpctx->playlist),
get_playlist_entry, mpctx);
}
static char *print_obj_osd_list(struct m_obj_settings *list)
{
char *res = NULL;
for (int n = 0; list && list[n].name; n++) {
res = talloc_asprintf_append(res, "%s [", list[n].name);
for (int i = 0; list[n].attribs && list[n].attribs[i]; i += 2) {
res = talloc_asprintf_append(res, "%s%s=%s", i > 0 ? " " : "",
list[n].attribs[i],
list[n].attribs[i + 1]);
}
res = talloc_asprintf_append(res, "]\n");
}
if (!res)
res = talloc_strdup(NULL, "(empty)");
return res;
}
static int property_filter(struct m_property *prop, int action, void *arg,
MPContext *mpctx, enum stream_type mt)
{
switch (action) {
case M_PROPERTY_PRINT: {
struct m_config_option *opt = m_config_get_co(mpctx->mconfig,
bstr0(prop->name));
*(char **)arg = print_obj_osd_list(*(struct m_obj_settings **)opt->data);
return M_PROPERTY_OK;
}
case M_PROPERTY_SET:
return set_filters(mpctx, mt, *(struct m_obj_settings **)arg) >= 0
? M_PROPERTY_OK : M_PROPERTY_ERROR;
}
return mp_property_generic_option(mpctx, prop, action, arg);
}
static int mp_property_vf(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_filter(prop, action, arg, ctx, STREAM_VIDEO);
}
static int mp_property_af(void *ctx, struct m_property *prop,
int action, void *arg)
{
return property_filter(prop, action, arg, ctx, STREAM_AUDIO);
}
static int mp_property_ab_loop(void *ctx, struct m_property *prop,
int action, void *arg)
{
struct MPContext *mpctx = ctx;
struct MPOpts *opts = mpctx->opts;
if (action == M_PROPERTY_KEY_ACTION) {
double val;
if (mp_property_generic_option(mpctx, prop, M_PROPERTY_GET, &val) < 1)
return M_PROPERTY_ERROR;
return property_time(action, arg, val);
}
int r = mp_property_generic_option(mpctx, prop, action, arg);
if (r > 0 && action == M_PROPERTY_SET) {
if (strcmp(prop->name, "ab-loop-b") == 0) {
double now = mpctx->playback_pts;
if (now != MP_NOPTS_VALUE && opts->ab_loop[0] != MP_NOPTS_VALUE &&
opts->ab_loop[1] != MP_NOPTS_VALUE && now >= opts->ab_loop[1])
queue_seek(mpctx, MPSEEK_ABSOLUTE, opts->ab_loop[0], 1, false);
}
// Update if visible
set_osd_bar_chapters(mpctx, OSD_BAR_SEEK);
}
return r;
}
static int mp_property_version(void *ctx, struct m_property *prop,
int action, void *arg)
{
return m_property_strdup_ro(action, arg, mpv_version);
}
static int mp_property_configuration(void *ctx, struct m_property *prop,
int action, void *arg)
{
return m_property_strdup_ro(action, arg, CONFIGURATION);
}
static int mp_property_alias(void *ctx, struct m_property *prop,
int action, void *arg)
{
const char *real_property = prop->priv;
return mp_property_do(real_property, action, arg, ctx);
}
static int access_options(struct m_property_action_arg *ka, bool local,
MPContext *mpctx)
{
struct m_config_option *opt = m_config_get_co(mpctx->mconfig,
bstr0(ka->key));
if (!opt)
return M_PROPERTY_UNKNOWN;
if (!opt->data)
return M_PROPERTY_UNAVAILABLE;
switch (ka->action) {
case M_PROPERTY_GET:
m_option_copy(opt->opt, ka->arg, opt->data);
return M_PROPERTY_OK;
case M_PROPERTY_SET: {
if (local && !mpctx->playing)
return M_PROPERTY_ERROR;
int flags = M_SETOPT_RUNTIME | (local ? M_SETOPT_BACKUP : 0);
int r = m_config_set_option_raw(mpctx->mconfig, opt, ka->arg, flags);
return r < 0 ? M_PROPERTY_ERROR : M_PROPERTY_OK;
}
case M_PROPERTY_GET_TYPE:
*(struct m_option *)ka->arg = *opt->opt;
return M_PROPERTY_OK;
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int access_option_list(int action, void *arg, bool local, MPContext *mpctx)
{
switch (action) {
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING_LIST};
return M_PROPERTY_OK;
case M_PROPERTY_GET:
*(char ***)arg = m_config_list_options(NULL, mpctx->mconfig);
return M_PROPERTY_OK;
case M_PROPERTY_KEY_ACTION:
return access_options(arg, local, mpctx);
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static int mp_property_options(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return access_option_list(action, arg, false, mpctx);
}
static int mp_property_local_options(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
return access_option_list(action, arg, true, mpctx);
}
static int mp_property_option_info(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
switch (action) {
case M_PROPERTY_KEY_ACTION: {
struct m_property_action_arg *ka = arg;
bstr key;
char *rem;
m_property_split_path(ka->key, &key, &rem);
struct m_config_option *co = m_config_get_co(mpctx->mconfig, key);
if (!co)
return M_PROPERTY_UNKNOWN;
union m_option_value def = {0};
if (co->default_data)
memcpy(&def, co->default_data, co->opt->type->size);
const struct m_option *opt = co->opt;
bool has_minmax =
opt->type == &m_option_type_int ||
opt->type == &m_option_type_int64 ||
opt->type == &m_option_type_float ||
opt->type == &m_option_type_double;
char **choices = NULL;
if (opt->type == &m_option_type_choice) {
has_minmax = true;
struct m_opt_choice_alternatives *alt = opt->priv;
int num = 0;
for ( ; alt->name; alt++)
MP_TARRAY_APPEND(NULL, choices, num, alt->name);
MP_TARRAY_APPEND(NULL, choices, num, NULL);
}
if (opt->type == &m_option_type_obj_settings_list) {
struct m_obj_list *objs = opt->priv;
int num = 0;
for (int n = 0; ; n++) {
struct m_obj_desc desc = {0};
if (!objs->get_desc(&desc, n))
break;
MP_TARRAY_APPEND(NULL, choices, num, (char *)desc.name);
}
MP_TARRAY_APPEND(NULL, choices, num, NULL);
}
struct m_sub_property props[] = {
{"name", SUB_PROP_STR(co->name)},
{"type", SUB_PROP_STR(opt->type->name)},
{"set-from-commandline", SUB_PROP_FLAG(co->is_set_from_cmdline)},
{"default-value", *opt, def},
{"min", SUB_PROP_DOUBLE(opt->min),
.unavailable = !(has_minmax && (opt->flags & M_OPT_MIN))},
{"max", SUB_PROP_DOUBLE(opt->max),
.unavailable = !(has_minmax && (opt->flags & M_OPT_MAX))},
{"choices", .type = {.type = CONF_TYPE_STRING_LIST},
.value = {.string_list = choices}, .unavailable = !choices},
{0}
};
struct m_property_action_arg next_ka = *ka;
next_ka.key = rem;
int r = m_property_read_sub(props, M_PROPERTY_KEY_ACTION, &next_ka);
talloc_free(choices);
return r;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static const struct m_property mp_properties[];
static int mp_property_list(void *ctx, struct m_property *prop,
int action, void *arg)
{
switch (action) {
case M_PROPERTY_GET_TYPE:
*(struct m_option *)arg = (struct m_option){.type = CONF_TYPE_STRING_LIST};
return M_PROPERTY_OK;
case M_PROPERTY_GET: {
char **list = NULL;
int num = 0;
for (int n = 0; mp_properties[n].name; n++) {
MP_TARRAY_APPEND(NULL, list, num,
talloc_strdup(NULL, mp_properties[n].name));
}
MP_TARRAY_APPEND(NULL, list, num, NULL);
*(char ***)arg = list;
return M_PROPERTY_OK;
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
// Redirect a property name to another
#define M_PROPERTY_ALIAS(name, real_property) \
{(name), mp_property_alias, .priv = (real_property)}
/// All properties available in MPlayer.
/** \ingroup Properties
*/
static const struct m_property mp_properties[] = {
// General
{"osd-level", mp_property_generic_option},
{"osd-scale", property_osd_helper},
{"loop", mp_property_generic_option},
{"loop-file", mp_property_generic_option},
{"speed", mp_property_playback_speed},
{"filename", mp_property_filename},
{"stream-open-filename", mp_property_stream_open_filename},
{"file-size", mp_property_file_size},
{"path", mp_property_path},
{"media-title", mp_property_media_title},
{"stream-path", mp_property_stream_path},
{"stream-capture", mp_property_stream_capture},
{"demuxer", mp_property_demuxer},
{"stream-pos", mp_property_stream_pos},
{"stream-end", mp_property_stream_end},
{"length", mp_property_length},
{"avsync", mp_property_avsync},
{"total-avsync-change", mp_property_total_avsync_change},
{"drop-frame-count", mp_property_drop_frame_cnt},
{"vo-drop-frame-count", mp_property_vo_drop_frame_count},
{"percent-pos", mp_property_percent_pos},
{"time-start", mp_property_time_start},
{"time-pos", mp_property_time_pos},
{"time-remaining", mp_property_remaining},
{"playtime-remaining", mp_property_playtime_remaining},
{"playback-time", mp_property_playback_time},
{"disc-title", mp_property_disc_title},
{"disc-menu-active", mp_property_disc_menu},
{"chapter", mp_property_chapter},
{"edition", mp_property_edition},
{"disc-titles", mp_property_disc_titles},
{"chapters", mp_property_chapters},
{"editions", mp_property_editions},
{"angle", mp_property_angle},
{"metadata", mp_property_metadata},
{"chapter-metadata", mp_property_chapter_metadata},
{"vf-metadata", mp_property_vf_metadata},
{"pause", mp_property_pause},
{"core-idle", mp_property_core_idle},
{"eof-reached", mp_property_eof_reached},
{"seeking", mp_property_seeking},
{"playback-abort", mp_property_playback_abort},
{"cache", mp_property_cache},
{"cache-free", mp_property_cache_free},
{"cache-used", mp_property_cache_used},
{"cache-size", mp_property_cache_size},
{"cache-idle", mp_property_cache_idle},
{"demuxer-cache-duration", mp_property_demuxer_cache_duration},
{"demuxer-cache-idle", mp_property_demuxer_cache_idle},
{"cache-buffering-state", mp_property_cache_buffering},
{"paused-for-cache", mp_property_paused_for_cache},
{"pts-association-mode", mp_property_generic_option},
{"hr-seek", mp_property_generic_option},
{"clock", mp_property_clock},
{"seekable", mp_property_seekable},
{"chapter-list", mp_property_list_chapters},
{"track-list", property_list_tracks},
{"edition-list", property_list_editions},
{"playlist", mp_property_playlist},
{"playlist-pos", mp_property_playlist_pos},
M_PROPERTY_ALIAS("playlist-count", "playlist/count"),
// Audio
{"volume", mp_property_volume},
{"mute", mp_property_mute},
{"audio-delay", mp_property_audio_delay},
{"audio-format", mp_property_audio_format},
{"audio-codec", mp_property_audio_codec},
{"audio-bitrate", mp_property_audio_bitrate},
{"audio-samplerate", mp_property_samplerate},
{"audio-channels", mp_property_channels},
{"aid", mp_property_audio},
{"balance", mp_property_balance},
{"volume-restore-data", mp_property_volrestore},
{"audio-device", mp_property_audio_device},
{"audio-device-list", mp_property_audio_devices},
// Video
{"fullscreen", mp_property_fullscreen},
{"deinterlace", mp_property_deinterlace},
{"field-dominance", mp_property_generic_option},
{"colormatrix", mp_property_colormatrix},
{"colormatrix-input-range", mp_property_colormatrix_input_range},
{"colormatrix-output-range", mp_property_colormatrix_output_range},
{"colormatrix-primaries", mp_property_primaries},
{"ontop", mp_property_ontop},
{"border", mp_property_border},
{"framedrop", mp_property_framedrop},
{"gamma", mp_property_video_color},
{"brightness", mp_property_video_color},
{"contrast", mp_property_video_color},
{"saturation", mp_property_video_color},
{"hue", mp_property_video_color},
{"panscan", panscan_property_helper},
{"video-zoom", panscan_property_helper},
{"video-align-x", panscan_property_helper},
{"video-align-y", panscan_property_helper},
{"video-pan-x", panscan_property_helper},
{"video-pan-y", panscan_property_helper},
{"video-unscaled", panscan_property_helper},
{"video-out-params", mp_property_vo_imgparams},
{"video-params", mp_property_vd_imgparams},
{"video-format", mp_property_video_format},
{"video-codec", mp_property_video_codec},
{"video-bitrate", mp_property_video_bitrate},
M_PROPERTY_ALIAS("dwidth", "video-out-params/dw"),
M_PROPERTY_ALIAS("dheight", "video-out-params/dh"),
M_PROPERTY_ALIAS("width", "video-params/w"),
M_PROPERTY_ALIAS("height", "video-params/h"),
{"window-scale", mp_property_window_scale},
{"vo-configured", mp_property_vo_configured},
{"fps", mp_property_fps},
{"estimated-vf-fps", mp_property_vf_fps},
{"video-aspect", mp_property_aspect},
{"vid", mp_property_video},
{"program", mp_property_program},
{"hwdec", mp_property_hwdec},
{"estimated-frame-count", mp_property_frame_count},
{"estimated-frame-number", mp_property_frame_number},
{"osd-width", mp_property_osd_w},
{"osd-height", mp_property_osd_h},
{"osd-par", mp_property_osd_par},
{"osd-sym-cc", mp_property_osd_sym},
{"osd-ass-cc", mp_property_osd_ass},
// Subs
{"sid", mp_property_sub},
{"secondary-sid", mp_property_sub2},
{"sub-delay", mp_property_sub_delay},
{"sub-pos", mp_property_sub_pos},
{"sub-visibility", property_osd_helper},
{"sub-forced-only", property_osd_helper},
{"sub-scale", property_osd_helper},
{"ass-use-margins", property_osd_helper},
{"ass-vsfilter-aspect-compat", property_osd_helper},
{"ass-style-override", property_osd_helper},
{"vf", mp_property_vf},
{"af", mp_property_af},
{"video-rotate", video_simple_refresh_property},
{"ab-loop-a", mp_property_ab_loop},
{"ab-loop-b", mp_property_ab_loop},
#define PROPERTY_TV_COLOR(name, type) \
{name, mp_property_tv_color, (void *)(intptr_t)type}
PROPERTY_TV_COLOR("tv-brightness", TV_COLOR_BRIGHTNESS),
PROPERTY_TV_COLOR("tv-contrast", TV_COLOR_CONTRAST),
PROPERTY_TV_COLOR("tv-saturation", TV_COLOR_SATURATION),
PROPERTY_TV_COLOR("tv-hue", TV_COLOR_HUE),
{"tv-freq", mp_property_tv_freq},
{"tv-norm", mp_property_tv_norm},
{"tv-scan", mp_property_tv_scan},
{"tv-channel", mp_property_tv_channel},
{"dvb-channel", mp_property_dvb_channel},
{"cursor-autohide", mp_property_cursor_autohide},
#define TRACK_FF(name, type) \
{name, property_switch_track_ff, (void *)(intptr_t)type}
TRACK_FF("ff-vid", STREAM_VIDEO),
TRACK_FF("ff-aid", STREAM_AUDIO),
TRACK_FF("ff-sid", STREAM_SUB),
M_PROPERTY_ALIAS("video", "vid"),
M_PROPERTY_ALIAS("audio", "aid"),
M_PROPERTY_ALIAS("sub", "sid"),
{"window-minimized", mp_property_win_minimized},
{"display-names", mp_property_display_names},
{"mpv-version", mp_property_version},
{"mpv-configuration", mp_property_configuration},
{"options", mp_property_options},
{"file-local-options", mp_property_local_options},
{"option-info", mp_property_option_info},
{"property-list", mp_property_list},
{0},
};
// Each entry describes which properties an event (possibly) changes.
#define E(x, ...) [x] = (const char*const[]){__VA_ARGS__, NULL}
static const char *const *const mp_event_property_change[] = {
E(MPV_EVENT_START_FILE, "*"),
E(MPV_EVENT_END_FILE, "*"),
E(MPV_EVENT_FILE_LOADED, "*"),
E(MPV_EVENT_TRACKS_CHANGED, "track-list"),
E(MPV_EVENT_TRACK_SWITCHED, "vid", "video", "aid", "audio", "sid", "sub",
"secondary-sid"),
E(MPV_EVENT_IDLE, "*"),
E(MPV_EVENT_PAUSE, "pause", "paused-on-cache", "core-idle", "eof-reached"),
E(MPV_EVENT_UNPAUSE, "pause", "paused-on-cache", "core-idle", "eof-reached"),
E(MPV_EVENT_TICK, "time-pos", "stream-pos", "stream-time-pos", "avsync",
"percent-pos", "time-remaining", "playtime-remaining", "playback-time",
"estimated-vf-fps"),
E(MPV_EVENT_VIDEO_RECONFIG, "video-out-params", "video-params",
"video-format", "video-codec", "video-bitrate", "dwidth", "dheight",
"width", "height", "fps", "aspect", "vo-configured"),
E(MPV_EVENT_AUDIO_RECONFIG, "audio-format", "audio-codec", "audio-bitrate",
"samplerate", "channels", "audio"),
E(MPV_EVENT_SEEK, "seeking", "core-idle"),
E(MPV_EVENT_PLAYBACK_RESTART, "seeking", "core-idle"),
E(MPV_EVENT_METADATA_UPDATE, "metadata"),
E(MPV_EVENT_CHAPTER_CHANGE, "chapter", "chapter-metadata"),
E(MP_EVENT_CACHE_UPDATE, "cache", "cache-free", "cache-used", "cache-idle",
"demuxer-cache-duration", "demuxer-cache-idle", "paused-for-cache"),
E(MP_EVENT_WIN_RESIZE, "window-scale"),
E(MP_EVENT_WIN_STATE, "window-minimized", "display-names"),
};
#undef E
static int prefix_len(const char *p)
{
const char *end = strchr(p, '/');
return end ? end - p : strlen(p);
}
static bool match_property(const char *a, const char *b)
{
if (strcmp(a, "*") == 0)
return true;
int len_a = prefix_len(a);
int len_b = prefix_len(b);
return strncmp(a, b, MPMIN(len_a, len_b)) == 0;
}
// Return a bitset of events which change the property.
uint64_t mp_get_property_event_mask(const char *name)
{
uint64_t mask = 0;
for (int n = 0; n < MP_ARRAY_SIZE(mp_event_property_change); n++) {
const char *const *const list = mp_event_property_change[n];
for (int i = 0; list && list[i]; i++) {
if (match_property(list[i], name))
mask |= 1ULL << n;
}
}
return mask;
}
// Return an ID for the property. It might not be unique, but is good enough
// for property change handling. Return -1 if property unknown.
int mp_get_property_id(const char *name)
{
for (int n = 0; mp_properties[n].name; n++) {
if (match_property(mp_properties[n].name, name))
return n;
}
return -1;
}
static bool is_property_set(int action, void *val)
{
switch (action) {
case M_PROPERTY_SET:
case M_PROPERTY_SWITCH:
case M_PROPERTY_SET_STRING:
case M_PROPERTY_SET_NODE:
return true;
case M_PROPERTY_KEY_ACTION: {
struct m_property_action_arg *key = val;
return is_property_set(key->action, key->arg);
}
default:
return false;
}
}
int mp_property_do(const char *name, int action, void *val,
struct MPContext *ctx)
{
int r = m_property_do(ctx->log, mp_properties, name, action, val, ctx);
if (r == M_PROPERTY_OK && is_property_set(action, val))
mp_notify_property(ctx, (char *)name);
return r;
}
char *mp_property_expand_string(struct MPContext *mpctx, const char *str)
{
return m_properties_expand_string(mp_properties, str, mpctx);
}
// Before expanding properties, parse C-style escapes like "\n"
char *mp_property_expand_escaped_string(struct MPContext *mpctx, const char *str)
{
void *tmp = talloc_new(NULL);
bstr strb = bstr0(str);
bstr dst = {0};
while (strb.len) {
if (!mp_append_escaped_string(tmp, &dst, &strb)) {
talloc_free(tmp);
return talloc_strdup(NULL, "(broken escape sequences)");
}
// pass " through literally
if (!bstr_eatstart0(&strb, "\""))
break;
bstr_xappend(tmp, &dst, bstr0("\""));
}
char *r = mp_property_expand_string(mpctx, dst.start);
talloc_free(tmp);
return r;
}
void property_print_help(struct mp_log *log)
{
m_properties_print_help_list(log, mp_properties);
}
/* List of default ways to show a property on OSD.
*
* If osd_progbar is set, a bar showing the current position between min/max
* values of the property is shown. In this case osd_msg is only used for
* terminal output if there is no video; it'll be a label shown together with
* percentage.
*/
static const struct property_osd_display {
// property name
const char *name;
// name used on OSD
const char *osd_name;
// progressbar type
int osd_progbar;
// Needs special ways to display the new value (seeks are delayed)
int seek_msg, seek_bar;
// Free-form message (if NULL, osd_name or the property name is used)
const char *msg;
} property_osd_display[] = {
// general
{ "loop", "Loop" },
{ "chapter", .seek_msg = OSD_SEEK_INFO_CHAPTER_TEXT,
.seek_bar = OSD_SEEK_INFO_BAR },
{ "edition", .seek_msg = OSD_SEEK_INFO_EDITION },
{ "pts-association-mode", "PTS association mode" },
{ "hr-seek", "hr-seek" },
{ "speed", "Speed" },
{ "clock", "Clock" },
// audio
{ "volume", "Volume",
.msg = "Volume: ${?volume:${volume}% ${?mute==yes:(Muted)}}${!volume:${volume}}",
.osd_progbar = OSD_VOLUME },
{ "mute", "Mute" },
{ "audio-delay", "A-V delay" },
{ "audio", "Audio" },
{ "balance", "Balance", .osd_progbar = OSD_BALANCE },
// video
{ "panscan", "Panscan", .osd_progbar = OSD_PANSCAN },
{ "ontop", "Stay on top" },
{ "border", "Border" },
{ "framedrop", "Framedrop" },
{ "deinterlace", "Deinterlace" },
{ "colormatrix",
.msg = "YUV colormatrix:\n${colormatrix}" },
{ "colormatrix-input-range",
.msg = "YUV input range:\n${colormatrix-input-range}" },
{ "colormatrix-output-range",
.msg = "RGB output range:\n${colormatrix-output-range}" },
{ "colormatrix-primaries",
.msg = "Colorspace primaries:\n${colormatrix-primaries}", },
{ "gamma", "Gamma", .osd_progbar = OSD_BRIGHTNESS },
{ "brightness", "Brightness", .osd_progbar = OSD_BRIGHTNESS },
{ "contrast", "Contrast", .osd_progbar = OSD_CONTRAST },
{ "saturation", "Saturation", .osd_progbar = OSD_SATURATION },
{ "hue", "Hue", .osd_progbar = OSD_HUE },
{ "angle", "Angle" },
// subs
{ "sub", "Subtitles" },
{ "secondary-sid", "Secondary subtitles" },
{ "sub-pos", "Sub position" },
{ "sub-delay", "Sub delay" },
{ "sub-visibility", "Subtitles" },
{ "sub-forced-only", "Forced sub only" },
{ "sub-scale", "Sub Scale"},
{ "ass-vsfilter-aspect-compat", "Subtitle VSFilter aspect compat"},
{ "ass-style-override", "ASS subtitle style override"},
{ "vf", "Video filters", .msg = "Video filters:\n${vf}"},
{ "af", "Audio filters", .msg = "Audio filters:\n${af}"},
{ "tv-brightness", "Brightness", .osd_progbar = OSD_BRIGHTNESS },
{ "tv-hue", "Hue", .osd_progbar = OSD_HUE},
{ "tv-saturation", "Saturation", .osd_progbar = OSD_SATURATION },
{ "tv-contrast", "Contrast", .osd_progbar = OSD_CONTRAST },
{ "ab-loop-a", "A-B loop point A"},
{ "ab-loop-b", "A-B loop point B"},
// By default, don't display the following properties on OSD
{ "pause", NULL },
{ "fullscreen", NULL },
{0}
};
static void show_property_osd(MPContext *mpctx, const char *name, int osd_mode)
{
struct MPOpts *opts = mpctx->opts;
struct property_osd_display disp = { .name = name, .osd_name = name };
if (!osd_mode)
return;
// look for the command
for (const struct property_osd_display *p = property_osd_display; p->name; p++)
{
if (!strcmp(p->name, name)) {
disp = *p;
break;
}
}
if (osd_mode == MP_ON_OSD_AUTO) {
osd_mode =
((disp.msg || disp.osd_name || disp.seek_msg) ? MP_ON_OSD_MSG : 0) |
((disp.osd_progbar || disp.seek_bar) ? MP_ON_OSD_BAR : 0);
}
if (!disp.osd_progbar)
disp.osd_progbar = ' ';
if (!disp.osd_name)
disp.osd_name = name;
if (disp.seek_msg || disp.seek_bar) {
mpctx->add_osd_seek_info |=
(osd_mode & MP_ON_OSD_MSG ? disp.seek_msg : 0) |
(osd_mode & MP_ON_OSD_BAR ? disp.seek_bar : 0);
return;
}
struct m_option prop = {0};
mp_property_do(name, M_PROPERTY_GET_TYPE, &prop, mpctx);
if ((osd_mode & MP_ON_OSD_BAR) && (prop.flags & CONF_RANGE) == CONF_RANGE) {
if (prop.type == CONF_TYPE_INT) {
int n = prop.min;
mp_property_do(name, M_PROPERTY_GET_NEUTRAL, &n, mpctx);
int i;
if (mp_property_do(name, M_PROPERTY_GET, &i, mpctx) > 0)
set_osd_bar(mpctx, disp.osd_progbar, prop.min, prop.max, n, i);
} else if (prop.type == CONF_TYPE_FLOAT) {
float n = prop.min;
mp_property_do(name, M_PROPERTY_GET_NEUTRAL, &n, mpctx);
float f;
if (mp_property_do(name, M_PROPERTY_GET, &f, mpctx) > 0)
set_osd_bar(mpctx, disp.osd_progbar, prop.min, prop.max, n, f);
}
}
if (osd_mode & MP_ON_OSD_MSG) {
void *tmp = talloc_new(NULL);
const char *msg = disp.msg;
if (!msg)
msg = talloc_asprintf(tmp, "%s: ${%s}", disp.osd_name, name);
char *osd_msg = talloc_steal(tmp, mp_property_expand_string(mpctx, msg));
if (osd_msg && osd_msg[0])
set_osd_msg(mpctx, 1, opts->osd_duration, "%s", osd_msg);
talloc_free(tmp);
}
}
static const char *property_error_string(int error_value)
{
switch (error_value) {
case M_PROPERTY_ERROR:
return "ERROR";
case M_PROPERTY_UNAVAILABLE:
return "PROPERTY_UNAVAILABLE";
case M_PROPERTY_NOT_IMPLEMENTED:
return "NOT_IMPLEMENTED";
case M_PROPERTY_UNKNOWN:
return "PROPERTY_UNKNOWN";
}
return "UNKNOWN";
}
static bool reinit_filters(MPContext *mpctx, enum stream_type mediatype)
{
switch (mediatype) {
case STREAM_VIDEO:
return reinit_video_filters(mpctx) >= 0;
case STREAM_AUDIO:
clear_audio_output_buffers(mpctx);
return reinit_audio_filters(mpctx) >= 0;
}
return false;
}
static const char *const filter_opt[STREAM_TYPE_COUNT] = {
[STREAM_VIDEO] = "vf",
[STREAM_AUDIO] = "af",
};
static int set_filters(struct MPContext *mpctx, enum stream_type mediatype,
struct m_obj_settings *new_chain)
{
bstr option = bstr0(filter_opt[mediatype]);
struct m_config_option *co = m_config_get_co(mpctx->mconfig, option);
if (!co)
return -1;
struct m_obj_settings **list = co->data;
struct m_obj_settings *old_settings = *list;
*list = NULL;
m_option_copy(co->opt, list, &new_chain);
bool success = reinit_filters(mpctx, mediatype);
if (success) {
m_option_free(co->opt, &old_settings);
mp_notify_property(mpctx, filter_opt[mediatype]);
} else {
m_option_free(co->opt, list);
*list = old_settings;
reinit_filters(mpctx, mediatype);
}
if (mediatype == STREAM_VIDEO)
mp_force_video_refresh(mpctx);
return success ? 0 : -1;
}
static int edit_filters(struct MPContext *mpctx, enum stream_type mediatype,
const char *cmd, const char *arg)
{
bstr option = bstr0(filter_opt[mediatype]);
struct m_config_option *co = m_config_get_co(mpctx->mconfig, option);
if (!co)
return -1;
// The option parser is used to modify the filter list itself.
char optname[20];
snprintf(optname, sizeof(optname), "%.*s-%s", BSTR_P(option), cmd);
struct m_obj_settings *new_chain = NULL;
m_option_copy(co->opt, &new_chain, co->data);
int r = m_option_parse(mpctx->log, co->opt, bstr0(optname), bstr0(arg),
&new_chain);
if (r >= 0)
r = set_filters(mpctx, mediatype, new_chain);
m_option_free(co->opt, &new_chain);
return r >= 0 ? 0 : -1;
}
static int edit_filters_osd(struct MPContext *mpctx, enum stream_type mediatype,
const char *cmd, const char *arg, bool on_osd)
{
int r = edit_filters(mpctx, mediatype, cmd, arg);
if (on_osd) {
if (r >= 0) {
const char *prop = filter_opt[mediatype];
show_property_osd(mpctx, prop, MP_ON_OSD_MSG);
} else {
set_osd_msg(mpctx, 1, mpctx->opts->osd_duration,
"Changing filters failed!");
}
}
return r;
}
static void recreate_overlays(struct MPContext *mpctx)
{
struct command_ctx *cmd = mpctx->command_ctx;
struct sub_bitmaps *new = &cmd->overlay_osd[0];
if (new == cmd->overlay_osd_current)
new += 1; // pick the unused one
new->format = SUBBITMAP_RGBA;
new->bitmap_id = new->bitmap_pos_id = 1;
// overlay array can have unused entries, but parts list must be "packed"
new->num_parts = 0;
for (int n = 0; n < cmd->num_overlays; n++) {
struct overlay *o = &cmd->overlays[n];
if (o->osd.bitmap)
MP_TARRAY_APPEND(cmd, new->parts, new->num_parts, o->osd);
}
cmd->overlay_osd_current = new;
osd_set_external2(mpctx->osd, cmd->overlay_osd_current);
}
// Set overlay with the given ID to the contents as described by "new".
static void replace_overlay(struct MPContext *mpctx, int id, struct overlay *new)
{
struct command_ctx *cmd = mpctx->command_ctx;
assert(id >= 0);
if (id >= cmd->num_overlays) {
MP_TARRAY_GROW(cmd, cmd->overlays, id);
while (cmd->num_overlays <= id)
cmd->overlays[cmd->num_overlays++] = (struct overlay){0};
}
struct overlay *ptr = &cmd->overlays[id];
struct overlay old = *ptr;
if (!ptr->osd.bitmap && !new->osd.bitmap)
return; // don't need to recreate or unmap
*ptr = *new;
recreate_overlays(mpctx);
#if HAVE_SYS_MMAN_H
// Do this afterwards, so we never unmap while the OSD is using it.
if (old.osd.bitmap && old.map_size)
munmap(old.osd.bitmap, old.map_size);
#else
(void)old;
#endif
}
static int overlay_add(struct MPContext *mpctx, int id, int x, int y,
char *file, int offset, char *fmt, int w, int h,
int stride)
{
int r = -1;
if (strcmp(fmt, "bgra") != 0) {
MP_ERR(mpctx, "overlay_add: unsupported OSD format '%s'\n", fmt);
goto error;
}
if (id < 0 || id >= 64) { // arbitrary upper limit
MP_ERR(mpctx, "overlay_add: invalid id %d\n", id);
goto error;
}
if (w < 0 || h < 0 || stride < w * 4 || (stride % 4)) {
MP_ERR(mpctx, "overlay_add: inconsistent parameters\n");
goto error;
}
struct overlay overlay = {
.osd = {
.stride = stride,
.x = x, .y = y,
.w = w, .h = h,
.dw = w, .dh = h,
},
};
int fd = -1;
bool close_fd = true;
void *p = (void *)-1;
if (file[0] == '@') {
char *end;
fd = strtol(&file[1], &end, 10);
if (!file[1] || end[0])
fd = -1;
close_fd = false;
} else if (file[0] == '&') {
char *end;
unsigned long long addr = strtoull(&file[1], &end, 0);
if (!file[1] || end[0])
addr = 0;
p = (void *)(uintptr_t)addr;
} else {
fd = open(file, O_RDONLY | O_BINARY | O_CLOEXEC);
}
if (fd >= 0) {
#if HAVE_SYS_MMAN_H
overlay.map_size = h * stride;
p = mmap(NULL, overlay.map_size, PROT_READ, MAP_SHARED, fd, offset);
#endif
if (close_fd)
close(fd);
}
if (!p || p == (void *)-1) {
MP_ERR(mpctx, "overlay_add: could not open or map '%s'\n", file);
goto error;
}
overlay.osd.bitmap = p;
replace_overlay(mpctx, id, &overlay);
r = 0;
error:
return r;
}
static void overlay_remove(struct MPContext *mpctx, int id)
{
struct command_ctx *cmd = mpctx->command_ctx;
if (id >= 0 && id < cmd->num_overlays)
replace_overlay(mpctx, id, &(struct overlay){0});
}
static void overlay_uninit(struct MPContext *mpctx)
{
struct command_ctx *cmd = mpctx->command_ctx;
if (!mpctx->osd)
return;
for (int id = 0; id < cmd->num_overlays; id++)
overlay_remove(mpctx, id);
osd_set_external2(mpctx->osd, NULL);
}
struct subprocess_args {
struct mp_log *log;
char **args;
};
static void *run_subprocess(void *ptr)
{
struct subprocess_args *p = ptr;
pthread_detach(pthread_self());
mp_msg_flush_status_line(p->log);
char *err = NULL;
if (mp_subprocess(p->args, NULL, NULL, NULL, NULL, &err) < 0)
mp_err(p->log, "Running subprocess failed: %s\n", err);
talloc_free(p);
return NULL;
}
static void subprocess_detached(struct mp_log *log, char **args)
{
struct subprocess_args *p = talloc_zero(NULL, struct subprocess_args);
p->log = mp_log_new(p, log, NULL);
int num_args = 0;
for (int n = 0; args[n]; n++)
MP_TARRAY_APPEND(p, p->args, num_args, talloc_strdup(p, args[n]));
MP_TARRAY_APPEND(p, p->args, num_args, NULL);
pthread_t thread;
if (pthread_create(&thread, NULL, run_subprocess, p))
talloc_free(p);
}
struct cycle_counter {
char **args;
int counter;
};
static bool stringlist_equals(char **l1, char **l2)
{
assert(l1 && l2);
for (int i = 0; ; i++) {
if (!l1[i] && !l2[i])
return true;
if (!l1[i] || !l2[i])
return false;
if (strcmp(l1[i], l2[i]) != 0)
return false;
}
}
static char **stringlist_dup(void *talloc_ctx, char **list)
{
int num = 0;
char **res = NULL;
for (int i = 0; list && list[i]; i++)
MP_TARRAY_APPEND(talloc_ctx, res, num, talloc_strdup(talloc_ctx, list[i]));
MP_TARRAY_APPEND(talloc_ctx, res, num, NULL);
return res;
}
static int *get_cmd_cycle_counter(struct MPContext *mpctx, char **args)
{
struct command_ctx *cmd = mpctx->command_ctx;
for (int n = 0; n < cmd->num_cycle_counters; n++) {
struct cycle_counter *ctr = &cmd->cycle_counters[n];
if (stringlist_equals(ctr->args, args))
return &ctr->counter;
}
struct cycle_counter ctr = {stringlist_dup(cmd, args), -1};
MP_TARRAY_APPEND(cmd, cmd->cycle_counters, cmd->num_cycle_counters, ctr);
return &cmd->cycle_counters[cmd->num_cycle_counters - 1].counter;
}
static int mp_property_multiply(char *property, double f, struct MPContext *mpctx)
{
union m_option_value val = {0};
struct m_option opt = {0};
int r;
r = mp_property_do(property, M_PROPERTY_GET_TYPE, &opt, mpctx);
if (r != M_PROPERTY_OK)
return r;
assert(opt.type);
if (!opt.type->multiply)
return M_PROPERTY_NOT_IMPLEMENTED;
r = mp_property_do(property, M_PROPERTY_GET, &val, mpctx);
if (r != M_PROPERTY_OK)
return r;
opt.type->multiply(&opt, &val, f);
r = mp_property_do(property, M_PROPERTY_SET, &val, mpctx);
m_option_free(&opt, &val);
return r;
}
static struct track *find_track_with_url(struct MPContext *mpctx, int type,
const char *url)
{
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *track = mpctx->tracks[n];
if (track && track->type == type && track->is_external &&
strcmp(track->external_filename, url) == 0)
return track;
}
return NULL;
}
// Whether this property should react to key events generated by auto-repeat.
static bool check_property_autorepeat(char *property, struct MPContext *mpctx)
{
struct m_option prop = {0};
if (mp_property_do(property, M_PROPERTY_GET_TYPE, &prop, mpctx) <= 0)
return true;
// This is a heuristic at best.
if (prop.type == &m_option_type_flag || prop.type == &m_option_type_choice)
return false;
return true;
}
int run_command(MPContext *mpctx, mp_cmd_t *cmd)
{
struct command_ctx *cmdctx = mpctx->command_ctx;
struct MPOpts *opts = mpctx->opts;
int osd_duration = opts->osd_duration;
int on_osd = cmd->flags & MP_ON_OSD_FLAGS;
bool auto_osd = on_osd == MP_ON_OSD_AUTO;
bool msg_osd = auto_osd || (on_osd & MP_ON_OSD_MSG);
bool bar_osd = auto_osd || (on_osd & MP_ON_OSD_BAR);
bool msg_or_nobar_osd = msg_osd && !(auto_osd && opts->osd_bar_visible);
int osdl = msg_osd ? 1 : OSD_LEVEL_INVISIBLE;
mp_cmd_dump(mpctx->log, MSGL_V, "Run command:", cmd);
if (cmd->flags & MP_EXPAND_PROPERTIES) {
for (int n = 0; n < cmd->nargs; n++) {
if (cmd->args[n].type->type == CONF_TYPE_STRING) {
char *s = mp_property_expand_string(mpctx, cmd->args[n].v.s);
if (!s)
return -1;
talloc_free(cmd->args[n].v.s);
cmd->args[n].v.s = s;
}
}
}
switch (cmd->id) {
case MP_CMD_SEEK: {
double v = cmd->args[0].v.d * cmd->scale;
int abs = cmd->args[1].v.i;
int exact = cmd->args[2].v.i;
if (!mpctx->num_sources)
return -1;
mark_seek(mpctx);
if (abs == 2) { // Absolute seek to a timestamp in seconds
queue_seek(mpctx, MPSEEK_ABSOLUTE, v, exact, false);
set_osd_function(mpctx,
v > get_current_time(mpctx) ? OSD_FFW : OSD_REW);
} else if (abs) { /* Absolute seek by percentage */
queue_seek(mpctx, MPSEEK_FACTOR, v / 100.0, exact, false);
set_osd_function(mpctx, OSD_FFW); // Direction isn't set correctly
} else {
queue_seek(mpctx, MPSEEK_RELATIVE, v, exact, false);
set_osd_function(mpctx, (v > 0) ? OSD_FFW : OSD_REW);
}
if (bar_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_BAR;
if (msg_or_nobar_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_TEXT;
break;
}
case MP_CMD_REVERT_SEEK: {
if (!mpctx->num_sources)
return -1;
double oldpts = cmdctx->last_seek_pts;
if (oldpts != MP_NOPTS_VALUE) {
cmdctx->last_seek_pts = get_current_time(mpctx);
queue_seek(mpctx, MPSEEK_ABSOLUTE, oldpts, 1, false);
set_osd_function(mpctx, OSD_REW);
if (bar_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_BAR;
if (msg_or_nobar_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_TEXT;
} else {
return -1;
}
break;
}
case MP_CMD_SET: {
int r = mp_property_do(cmd->args[0].v.s, M_PROPERTY_SET_STRING,
cmd->args[1].v.s, mpctx);
if (r == M_PROPERTY_OK || r == M_PROPERTY_UNAVAILABLE) {
show_property_osd(mpctx, cmd->args[0].v.s, on_osd);
} else if (r == M_PROPERTY_UNKNOWN) {
set_osd_msg(mpctx, osdl, osd_duration,
"Unknown property: '%s'", cmd->args[0].v.s);
return -1;
} else if (r <= 0) {
set_osd_msg(mpctx, osdl, osd_duration,
"Failed to set property '%s' to '%s'",
cmd->args[0].v.s, cmd->args[1].v.s);
return -1;
}
break;
}
case MP_CMD_ADD:
case MP_CMD_CYCLE:
{
struct m_property_switch_arg s = {
.inc = 1,
.wrap = cmd->id == MP_CMD_CYCLE,
};
if (cmd->args[1].v.d)
s.inc = cmd->args[1].v.d * cmd->scale;
char *property = cmd->args[0].v.s;
if (cmd->repeated && !check_property_autorepeat(property, mpctx)) {
MP_VERBOSE(mpctx, "Dropping command '%.*s' from auto-repeated key.\n",
BSTR_P(cmd->original));
break;
}
int r = mp_property_do(property, M_PROPERTY_SWITCH, &s, mpctx);
if (r == M_PROPERTY_OK || r == M_PROPERTY_UNAVAILABLE) {
show_property_osd(mpctx, property, on_osd);
} else if (r == M_PROPERTY_UNKNOWN) {
set_osd_msg(mpctx, osdl, osd_duration,
"Unknown property: '%s'", property);
return -1;
} else if (r <= 0) {
set_osd_msg(mpctx, osdl, osd_duration,
"Failed to increment property '%s' by %g",
property, s.inc);
return -1;
}
break;
}
case MP_CMD_MULTIPLY: {
char *property = cmd->args[0].v.s;
double f = cmd->args[1].v.d;
int r = mp_property_multiply(property, f, mpctx);
if (r == M_PROPERTY_OK || r == M_PROPERTY_UNAVAILABLE) {
show_property_osd(mpctx, property, on_osd);
} else if (r == M_PROPERTY_UNKNOWN) {
set_osd_msg(mpctx, osdl, osd_duration,
"Unknown property: '%s'", property);
return -1;
} else if (r <= 0) {
set_osd_msg(mpctx, osdl, osd_duration,
"Failed to multiply property '%s' by %g", property, f);
return -1;
}
break;
}
case MP_CMD_CYCLE_VALUES: {
char *args[MP_CMD_MAX_ARGS + 1] = {0};
for (int n = 0; n < cmd->nargs; n++)
args[n] = cmd->args[n].v.s;
int first = 1, dir = 1;
if (strcmp(args[0], "!reverse") == 0) {
first += 1;
dir = -1;
}
int *ptr = get_cmd_cycle_counter(mpctx, &args[first - 1]);
int count = cmd->nargs - first;
if (ptr && count > 0) {
*ptr = *ptr < 0 ? (dir > 0 ? 0 : -1) : *ptr + dir;
if (*ptr >= count)
*ptr = 0;
if (*ptr < 0)
*ptr = count - 1;
char *property = args[first - 1];
char *value = args[first + *ptr];
int r = mp_property_do(property, M_PROPERTY_SET_STRING, value, mpctx);
if (r == M_PROPERTY_OK || r == M_PROPERTY_UNAVAILABLE) {
show_property_osd(mpctx, property, on_osd);
} else if (r == M_PROPERTY_UNKNOWN) {
set_osd_msg(mpctx, osdl, osd_duration,
"Unknown property: '%s'", property);
return -1;
} else if (r <= 0) {
set_osd_msg(mpctx, osdl, osd_duration,
"Failed to set property '%s' to '%s'",
property, value);
return -1;
}
}
break;
}
case MP_CMD_GET_PROPERTY: {
char *tmp;
int r = mp_property_do(cmd->args[0].v.s, M_PROPERTY_GET_STRING,
&tmp, mpctx);
if (r <= 0) {
MP_WARN(mpctx, "Failed to get value of property '%s'.\n",
cmd->args[0].v.s);
MP_INFO(mpctx, "ANS_ERROR=%s\n", property_error_string(r));
return -1;
}
MP_INFO(mpctx, "ANS_%s=%s\n", cmd->args[0].v.s, tmp);
talloc_free(tmp);
break;
}
case MP_CMD_FRAME_STEP:
if (!mpctx->num_sources)
return -1;
if (cmd->is_up_down) {
if (cmd->is_up) {
if (mpctx->step_frames < 1)
pause_player(mpctx);
} else {
if (cmd->repeated) {
unpause_player(mpctx);
} else {
add_step_frame(mpctx, 1);
}
}
} else {
add_step_frame(mpctx, 1);
}
break;
case MP_CMD_FRAME_BACK_STEP:
if (!mpctx->num_sources)
return -1;
add_step_frame(mpctx, -1);
break;
case MP_CMD_QUIT:
case MP_CMD_QUIT_WATCH_LATER:
if (cmd->id == MP_CMD_QUIT_WATCH_LATER || opts->position_save_on_quit)
mp_write_watch_later_conf(mpctx);
mpctx->stop_play = PT_QUIT;
mpctx->quit_custom_rc = cmd->args[0].v.i;
mpctx->has_quit_custom_rc = true;
break;
case MP_CMD_PLAYLIST_NEXT:
case MP_CMD_PLAYLIST_PREV:
{
int dir = cmd->id == MP_CMD_PLAYLIST_PREV ? -1 : +1;
int force = cmd->args[0].v.i;
struct playlist_entry *e = mp_next_file(mpctx, dir, force);
if (!e && !force)
return -1;
mpctx->playlist->current = e;
mpctx->playlist->current_was_replaced = false;
mpctx->stop_play = PT_CURRENT_ENTRY;
if (on_osd & MP_ON_OSD_MSG)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_CURRENT_FILE;
break;
}
case MP_CMD_SUB_STEP:
case MP_CMD_SUB_SEEK: {
if (!mpctx->num_sources)
return -1;
struct osd_sub_state state;
update_osd_sub_state(mpctx, 0, &state);
double refpts = get_current_time(mpctx);
if (state.dec_sub && refpts != MP_NOPTS_VALUE) {
double a[2];
a[0] = refpts - state.video_offset - opts->sub_delay;
a[1] = cmd->args[0].v.i;
if (sub_control(state.dec_sub, SD_CTRL_SUB_STEP, a) > 0) {
if (cmd->id == MP_CMD_SUB_STEP) {
opts->sub_delay -= a[0];
osd_changed_all(mpctx->osd);
show_property_osd(mpctx, "sub-delay", on_osd);
} else {
// We can easily get stuck by failing to seek to the video
// frame which actually shows the sub first (because video
// frame PTS and sub PTS rarely match exactly). Add some
// rounding for the mess of it.
a[0] += 0.01 * (a[1] > 0 ? 1 : -1);
mark_seek(mpctx);
queue_seek(mpctx, MPSEEK_RELATIVE, a[0], 1, false);
set_osd_function(mpctx, (a[0] > 0) ? OSD_FFW : OSD_REW);
if (bar_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_BAR;
if (msg_or_nobar_osd)
mpctx->add_osd_seek_info |= OSD_SEEK_INFO_TEXT;
}
}
}
break;
}
case MP_CMD_OSD: {
int v = cmd->args[0].v.i;
if (opts->osd_level > MAX_OSD_LEVEL)
opts->osd_level = MAX_OSD_LEVEL;
if (v < 0)
opts->osd_level = (opts->osd_level + 1) % (MAX_OSD_LEVEL + 1);
else
opts->osd_level = MPCLAMP(v, 0, MAX_OSD_LEVEL);
if (opts->osd_level > 0 && (on_osd & MP_ON_OSD_MSG))
set_osd_msg(mpctx, osdl, osd_duration, "OSD level: %d", opts->osd_level);
if (opts->osd_level == 0)
set_osd_msg(mpctx, 0, 0, "");
break;
}
case MP_CMD_PRINT_TEXT: {
MP_INFO(mpctx, "%s\n", cmd->args[0].v.s);
break;
}
case MP_CMD_SHOW_TEXT: {
// if no argument supplied use default osd_duration, else <arg> ms.
set_osd_msg(mpctx, cmd->args[2].v.i,
(cmd->args[1].v.i < 0 ? osd_duration : cmd->args[1].v.i),
"%s", cmd->args[0].v.s);
break;
}
case MP_CMD_LOADFILE: {
char *filename = cmd->args[0].v.s;
int append = cmd->args[1].v.i;
if (!append)
playlist_clear(mpctx->playlist);
struct playlist_entry *entry = playlist_entry_new(filename);
if (cmd->args[2].v.str_list) {
char **pairs = cmd->args[2].v.str_list;
for (int i = 0; pairs[i] && pairs[i + 1]; i += 2) {
playlist_entry_add_param(entry, bstr0(pairs[i]),
bstr0(pairs[i + 1]));
}
}
playlist_add(mpctx->playlist, entry);
if (!append || (append == 2 && !mpctx->playlist->current)) {
if (opts->position_save_on_quit) // requested in issue #1148
mp_write_watch_later_conf(mpctx);
mp_set_playlist_entry(mpctx, entry);
}
mp_notify_property(mpctx, "playlist");
break;
}
case MP_CMD_LOADLIST: {
char *filename = cmd->args[0].v.s;
bool append = cmd->args[1].v.i;
struct playlist *pl = playlist_parse_file(filename, mpctx->global);
if (pl) {
prepare_playlist(mpctx, pl);
struct playlist_entry *new = pl->current;
if (!append)
playlist_clear(mpctx->playlist);
playlist_append_entries(mpctx->playlist, pl);
talloc_free(pl);
if (!append && mpctx->playlist->first)
mp_set_playlist_entry(mpctx, new ? new : mpctx->playlist->first);
mp_notify_property(mpctx, "playlist");
} else {
MP_ERR(mpctx, "Unable to load playlist %s.\n", filename);
return -1;
}
break;
}
case MP_CMD_PLAYLIST_CLEAR: {
// Supposed to clear the playlist, except the currently played item.
if (mpctx->playlist->current_was_replaced)
mpctx->playlist->current = NULL;
while (mpctx->playlist->first) {
struct playlist_entry *e = mpctx->playlist->first;
if (e == mpctx->playlist->current) {
e = e->next;
if (!e)
break;
}
playlist_remove(mpctx->playlist, e);
}
mp_notify_property(mpctx, "playlist");
break;
}
case MP_CMD_PLAYLIST_REMOVE: {
struct playlist_entry *e = playlist_entry_from_index(mpctx->playlist,
cmd->args[0].v.i);
if (cmd->args[0].v.i < 0)
e = mpctx->playlist->current;
if (!e)
return -1;
// Can't play a removed entry
if (mpctx->playlist->current == e)
mpctx->stop_play = PT_CURRENT_ENTRY;
playlist_remove(mpctx->playlist, e);
mp_notify_property(mpctx, "playlist");
break;
}
case MP_CMD_PLAYLIST_MOVE: {
struct playlist_entry *e1 = playlist_entry_from_index(mpctx->playlist,
cmd->args[0].v.i);
struct playlist_entry *e2 = playlist_entry_from_index(mpctx->playlist,
cmd->args[1].v.i);
if (!e1)
return -1;
playlist_move(mpctx->playlist, e1, e2);
mp_notify_property(mpctx, "playlist");
break;
}
case MP_CMD_STOP:
playlist_clear(mpctx->playlist);
mpctx->stop_play = PT_STOP;
break;
case MP_CMD_SHOW_PROGRESS:
mpctx->add_osd_seek_info |=
(msg_osd ? OSD_SEEK_INFO_TEXT : 0) |
(bar_osd ? OSD_SEEK_INFO_BAR : 0);
break;
case MP_CMD_TV_LAST_CHANNEL: {
if (!mpctx->demuxer)
return -1;
demux_stream_control(mpctx->demuxer, STREAM_CTRL_TV_LAST_CHAN, NULL);
break;
}
case MP_CMD_SUB_ADD: {
if (!mpctx->playing)
return -1;
if (cmd->args[1].v.i == 2) {
struct track *sub = find_track_with_url(mpctx, STREAM_SUB,
cmd->args[0].v.s);
if (sub) {
mp_switch_track(mpctx, sub->type, sub);
mp_mark_user_track_selection(mpctx, 0, sub->type);
return 0;
}
}
struct track *sub = mp_add_subtitles(mpctx, cmd->args[0].v.s);
if (!sub)
return -1;
if (cmd->args[1].v.i == 1) {
sub->no_default = true;
} else {
mp_switch_track(mpctx, sub->type, sub);
mp_mark_user_track_selection(mpctx, 0, sub->type);
}
char *title = cmd->args[2].v.s;
if (title && title[0])
sub->title = talloc_strdup(sub, title);
char *lang = cmd->args[3].v.s;
if (lang && lang[0])
sub->lang = talloc_strdup(sub, lang);
break;
}
case MP_CMD_SUB_REMOVE: {
struct track *sub = mp_track_by_tid(mpctx, STREAM_SUB, cmd->args[0].v.i);
if (!sub)
return -1;
mp_remove_track(mpctx, sub);
break;
}
case MP_CMD_SUB_RELOAD: {
struct track *sub = mp_track_by_tid(mpctx, STREAM_SUB, cmd->args[0].v.i);
if (sub && sub->is_external && sub->external_filename) {
struct track *nsub = mp_add_subtitles(mpctx, sub->external_filename);
if (nsub) {
mp_remove_track(mpctx, sub);
mp_switch_track(mpctx, nsub->type, nsub);
return 0;
}
}
return -1;
}
case MP_CMD_SCREENSHOT:
screenshot_request(mpctx, cmd->args[0].v.i, cmd->args[1].v.i, msg_osd);
break;
case MP_CMD_SCREENSHOT_TO_FILE:
screenshot_to_file(mpctx, cmd->args[0].v.s, cmd->args[1].v.i, msg_osd);
break;
case MP_CMD_RUN: {
char *args[MP_CMD_MAX_ARGS + 1] = {0};
for (int n = 0; n < cmd->nargs; n++)
args[n] = cmd->args[n].v.s;
subprocess_detached(mpctx->log, args);
break;
}
case MP_CMD_ENABLE_INPUT_SECTION:
mp_input_enable_section(mpctx->input, cmd->args[0].v.s,
cmd->args[1].v.i == 1 ? MP_INPUT_EXCLUSIVE : 0);
break;
case MP_CMD_DISABLE_INPUT_SECTION:
mp_input_disable_section(mpctx->input, cmd->args[0].v.s);
break;
case MP_CMD_DISCNAV:
mp_nav_user_input(mpctx, cmd->args[0].v.s);
break;
case MP_CMD_AB_LOOP: {
double now = get_current_time(mpctx);
int r = 0;
if (opts->ab_loop[0] == MP_NOPTS_VALUE) {
r = mp_property_do("ab-loop-a", M_PROPERTY_SET, &now, mpctx);
show_property_osd(mpctx, "ab-loop-a", on_osd);
} else if (opts->ab_loop[1] == MP_NOPTS_VALUE) {
r = mp_property_do("ab-loop-b", M_PROPERTY_SET, &now, mpctx);
show_property_osd(mpctx, "ab-loop-b", on_osd);
} else {
now = MP_NOPTS_VALUE;
r = mp_property_do("ab-loop-a", M_PROPERTY_SET, &now, mpctx);
r = mp_property_do("ab-loop-b", M_PROPERTY_SET, &now, mpctx);
set_osd_msg(mpctx, osdl, osd_duration, "Clear A-B loop");
}
return r > 0;
}
case MP_CMD_DROP_BUFFERS: {
reset_audio_state(mpctx);
reset_video_state(mpctx);
if (mpctx->demuxer)
demux_flush(mpctx->demuxer);
break;
}
case MP_CMD_VO_CMDLINE:
if (mpctx->video_out) {
char *s = cmd->args[0].v.s;
MP_INFO(mpctx, "Setting vo cmd line to '%s'.\n", s);
if (vo_control(mpctx->video_out, VOCTRL_SET_COMMAND_LINE, s) > 0) {
set_osd_msg(mpctx, osdl, osd_duration, "vo='%s'", s);
} else {
set_osd_msg(mpctx, osdl, osd_duration, "Failed!");
return -1;
}
}
break;
case MP_CMD_AO_RELOAD:
reload_audio_output(mpctx);
break;
case MP_CMD_AF:
return edit_filters_osd(mpctx, STREAM_AUDIO, cmd->args[0].v.s,
cmd->args[1].v.s, msg_osd);
case MP_CMD_VF:
return edit_filters_osd(mpctx, STREAM_VIDEO, cmd->args[0].v.s,
cmd->args[1].v.s, msg_osd);
case MP_CMD_SCRIPT_BINDING: {
mpv_event_client_message event = {0};
char *name = cmd->args[0].v.s;
if (!name || !name[0])
return -1;
char *sep = strchr(name, '/');
char *target = NULL;
char space[MAX_CLIENT_NAME];
if (sep) {
snprintf(space, sizeof(space), "%.*s", (int)(sep - name), name);
target = space;
name = sep + 1;
}
char state[3] = {'p', cmd->is_mouse_button ? 'm' : '-'};
if (cmd->is_up_down)
state[0] = cmd->repeated ? 'r' : (cmd->is_up ? 'u' : 'd');
event.num_args = 3;
event.args = (const char*[3]){"key-binding", name, state};
if (mp_client_send_event_dup(mpctx, target,
MPV_EVENT_CLIENT_MESSAGE, &event) < 0)
{
MP_VERBOSE(mpctx, "Can't find script '%s' when handling input.\n",
target ? target : "-");
return -1;
}
break;
}
case MP_CMD_SCRIPT_MESSAGE_TO: {
mpv_event_client_message *event = talloc_ptrtype(NULL, event);
*event = (mpv_event_client_message){0};
for (int n = 1; n < cmd->nargs; n++) {
MP_TARRAY_APPEND(event, event->args, event->num_args,
talloc_strdup(event, cmd->args[n].v.s));
}
if (mp_client_send_event(mpctx, cmd->args[0].v.s,
MPV_EVENT_CLIENT_MESSAGE, event) < 0)
{
MP_VERBOSE(mpctx, "Can't find script '%s' for %s.\n",
cmd->args[0].v.s, cmd->name);
return -1;
}
break;
}
case MP_CMD_SCRIPT_MESSAGE: {
const char *args[MP_CMD_MAX_ARGS];
mpv_event_client_message event = {.args = args};
for (int n = 0; n < cmd->nargs; n++)
event.args[event.num_args++] = cmd->args[n].v.s;
mp_client_broadcast_event(mpctx, MPV_EVENT_CLIENT_MESSAGE, &event);
break;
}
case MP_CMD_OVERLAY_ADD:
overlay_add(mpctx,
cmd->args[0].v.i, cmd->args[1].v.i, cmd->args[2].v.i,
cmd->args[3].v.s, cmd->args[4].v.i, cmd->args[5].v.s,
cmd->args[6].v.i, cmd->args[7].v.i, cmd->args[8].v.i);
break;
case MP_CMD_OVERLAY_REMOVE:
overlay_remove(mpctx, cmd->args[0].v.i);
break;
case MP_CMD_COMMAND_LIST: {
for (struct mp_cmd *sub = cmd->args[0].v.p; sub; sub = sub->queue_next)
run_command(mpctx, sub);
break;
}
case MP_CMD_IGNORE:
break;
case MP_CMD_WRITE_WATCH_LATER_CONFIG: {
mp_write_watch_later_conf(mpctx);
break;
}
case MP_CMD_HOOK_ADD:
if (!cmd->sender) {
MP_ERR(mpctx, "Can be used from client API only.\n");
return -1;
}
mp_hook_add(mpctx, cmd->sender, cmd->args[0].v.s, cmd->args[1].v.i,
cmd->args[2].v.i);
break;
case MP_CMD_HOOK_ACK:
if (!cmd->sender) {
MP_ERR(mpctx, "Can be used from client API only.\n");
return -1;
}
mp_hook_run(mpctx, cmd->sender, cmd->args[0].v.s);
break;
default:
MP_VERBOSE(mpctx, "Received unknown cmd %s\n", cmd->name);
return -1;
}
return 0;
}
void command_uninit(struct MPContext *mpctx)
{
overlay_uninit(mpctx);
talloc_free(mpctx->command_ctx);
mpctx->command_ctx = NULL;
}
void command_init(struct MPContext *mpctx)
{
mpctx->command_ctx = talloc(NULL, struct command_ctx);
*mpctx->command_ctx = (struct command_ctx){
.last_seek_pts = MP_NOPTS_VALUE,
.prev_pts = MP_NOPTS_VALUE,
};
}
static void command_event(struct MPContext *mpctx, int event, void *arg)
{
struct command_ctx *ctx = mpctx->command_ctx;
struct MPOpts *opts = mpctx->opts;
if (event == MPV_EVENT_START_FILE)
ctx->last_seek_pts = MP_NOPTS_VALUE;
if (event == MPV_EVENT_TICK) {
double now =
mpctx->restart_complete ? mpctx->playback_pts : MP_NOPTS_VALUE;
if (now != MP_NOPTS_VALUE && opts->ab_loop[0] != MP_NOPTS_VALUE &&
opts->ab_loop[1] != MP_NOPTS_VALUE)
{
if (ctx->prev_pts >= opts->ab_loop[0] &&
ctx->prev_pts < opts->ab_loop[1] &&
now >= opts->ab_loop[1])
{
queue_seek(mpctx, MPSEEK_ABSOLUTE, opts->ab_loop[0], 1, false);
}
}
ctx->prev_pts = now;
}
if (event == MPV_EVENT_SEEK)
ctx->prev_pts = MP_NOPTS_VALUE;
if (event == MPV_EVENT_END_FILE || event == MPV_EVENT_FILE_LOADED) {
// Update chapters - does nothing if something else is visible.
set_osd_bar_chapters(mpctx, OSD_BAR_SEEK);
}
}
void mp_notify(struct MPContext *mpctx, int event, void *arg)
{
command_event(mpctx, event, arg);
mp_client_broadcast_event(mpctx, event, arg);
}
void mp_notify_property(struct MPContext *mpctx, const char *property)
{
mp_client_property_change(mpctx, property);
}
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