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dd7dc2ee3d
mpv/core/mplayer.c
wm4 dd7dc2ee3d subreader: replace sub_free() by talloc destructor 
Makes it less annoying to free the sub_data.
2012-11-16 21:21:15 +01:00

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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 <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <math.h>
#include <assert.h>
#include <libavutil/intreadwrite.h>
#include <libavutil/attributes.h>
#include "config.h"
#include "talloc.h"
#include "osdep/io.h"
#if defined(__MINGW32__) || defined(__CYGWIN__)
#include <windows.h>
// No proper file descriptor event handling; keep waking up to poll input
#define WAKEUP_PERIOD 0.02
#else
/* Even if we can immediately wake up in response to most input events,
* there are some timers which are not registered to the event loop
* and need to be checked periodically (like automatic mouse cursor hiding).
* OSD content updates behave similarly. Also some uncommon input devices
* may not have proper FD event support.
*/
#define WAKEUP_PERIOD 0.5
#endif
#include <string.h>
#include <unistd.h>
// #include <sys/mman.h>
#include <sys/types.h>
#ifndef __MINGW32__
#include <sys/ioctl.h>
#include <sys/wait.h>
#endif
#include <sys/time.h>
#include <sys/stat.h>
#include <signal.h>
#include <time.h>
#include <fcntl.h>
#include <limits.h>
#include <errno.h>
#include "core/mp_msg.h"
#include "av_log.h"
#include "core/m_option.h"
#include "core/m_config.h"
#include "core/mplayer.h"
#include "core/m_property.h"
#include "sub/subreader.h"
#include "sub/find_subfiles.h"
#include "sub/dec_sub.h"
#include "core/mp_osd.h"
#include "video/out/vo.h"
#include "core/screenshot.h"
#include "sub/sub.h"
#include "core/cpudetect.h"
#ifdef CONFIG_X11
#include "video/out/x11_common.h"
#endif
#include "audio/out/ao.h"
#include "core/codec-cfg.h"
#include "sub/spudec.h"
#include "sub/vobsub.h"
#include "osdep/getch2.h"
#include "osdep/timer.h"
#include "core/input/input.h"
#include "core/encode.h"
int slave_mode = 0;
int enable_mouse_movements = 0;
#include "osdep/priority.h"
char *heartbeat_cmd;
#include "stream/tv.h"
#include "stream/stream_radio.h"
#ifdef CONFIG_DVBIN
#include "stream/dvbin.h"
#endif
#include "stream/cache2.h"
//**************************************************************************//
// Playtree
//**************************************************************************//
#include "core/playlist.h"
#include "core/playlist_parser.h"
//**************************************************************************//
// Config
//**************************************************************************//
#include "core/parser-cfg.h"
#include "core/parser-mpcmd.h"
//**************************************************************************//
// Config file
//**************************************************************************//
#include "core/path.h"
//**************************************************************************//
//**************************************************************************//
// Input media streaming & demultiplexer:
//**************************************************************************//
static int max_framesize = 0;
#include "stream/stream.h"
#include "demux/demux.h"
#include "demux/stheader.h"
#ifdef CONFIG_DVDREAD
#include "stream/stream_dvd.h"
#endif
#include "audio/decode/dec_audio.h"
#include "video/decode/dec_video.h"
#include "video/mp_image.h"
#include "video/filter/vf.h"
#include "video/decode/vd.h"
#include "audio/mixer.h"
#include "core/mp_core.h"
#include "core/options.h"
#include "core/defaultopts.h"
static const char help_text[] = _(
"Usage: mpv [options] [url|path/]filename\n"
"\n"
"Basic options: (complete list in the man page)\n"
" --start=<time> seek to given (percent, seconds, or hh:mm:ss) position\n"
" --no-audio do not play sound\n"
" --no-video do not play video\n"
" --fs fullscreen playback\n"
" --sub=<file> specify subtitle file to use\n"
" --playlist=<file> specify playlist file\n"
"\n");
static const char av_desync_help_text[] = _(
"\n\n"
" *************************************************\n"
" **** Audio/Video desynchronisation detected! ****\n"
" *************************************************\n\n"
"This means either the audio or the video is played too slowly.\n"
"Possible reasons, problems, workarounds:\n"
"- Your system is simply too slow for this file.\n"
" Transcode it to a lower bitrate file with tools like HandBrake.\n"
"- Broken/buggy _audio_ driver.\n"
" Experiment with different values for --autosync, 30 is a good start.\n"
" If you have PulseAudio, try --ao=alsa .\n"
"- Slow video output.\n"
" Try a different -vo driver (-vo help for a list) or try -framedrop!\n"
"- Playing a video file with --vo=opengl with higher FPS than the monitor.\n"
" This is due to vsync limiting the framerate. Try --no-vsync, or a\n"
" different VO.\n"
"- Playing from a slow network source.\n"
" Download the file instead.\n"
"- Try to find out whether audio or video is causing this by experimenting\n"
" with --no-video and --no-audio.\n"
"If none of this helps you, file a bug report.\n\n");
//**************************************************************************//
//**************************************************************************//
#include "core/mp_fifo.h"
static int drop_frame_cnt; // total number of dropped frames
// seek:
static int64_t seek_to_byte;
static double step_sec;
// codecs:
char **audio_codec_list; // override audio codec
char **video_codec_list; // override video codec
char **audio_fm_list; // override audio codec family
char **video_fm_list; // override video codec family
// this dvdsub_id was selected via slang
// use this to allow dvdnav to follow -slang across stream resets,
// in particular the subtitle ID for a language changes
int dvdsub_lang_id;
int vobsub_id = -1;
static char *spudec_ifo = NULL;
int forced_subs_only = 0;
// A-V sync:
static float default_max_pts_correction = -1;
float audio_delay = 0;
static int ignore_start = 0;
double force_fps = 0;
static int force_srate = 0;
static int play_n_frames = -1;
static int play_n_frames_mf = -1;
#include "sub/ass_mp.h"
// ---
FILE *edl_fd; // file to write to when in -edlout mode.
char *edl_output_filename; // file to put EDL entries in (-edlout)
int use_filedir_conf;
#include "core/mp_common.h"
#include "core/command.h"
static void reset_subtitles(struct MPContext *mpctx);
static void reinit_subs(struct MPContext *mpctx);
static float get_relative_time(struct MPContext *mpctx)
{
unsigned int new_time = GetTimer();
unsigned int delta = new_time - mpctx->last_time;
mpctx->last_time = new_time;
return delta * 0.000001;
}
static double rel_time_to_abs(struct MPContext *mpctx, struct m_rel_time t,
double fallback_time)
{
double length = get_time_length(mpctx);
switch (t.type) {
case REL_TIME_ABSOLUTE:
return t.pos;
case REL_TIME_NEGATIVE:
if (length != 0)
return FFMAX(length - t.pos, 0.0);
break;
case REL_TIME_PERCENT:
if (length != 0)
return length * (t.pos / 100.0);
break;
}
return fallback_time;
}
static double get_play_end_pts(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
if (opts->play_end.type) {
return rel_time_to_abs(mpctx, opts->play_end, MP_NOPTS_VALUE);
} else if (opts->play_length.type) {
double start = rel_time_to_abs(mpctx, opts->play_start, -1);
double length = rel_time_to_abs(mpctx, opts->play_length, -1);
if (start != -1 && length != -1)
return start + length;
}
return MP_NOPTS_VALUE;
}
static void print_stream(struct MPContext *mpctx, struct track *t, int id)
{
struct sh_stream *s = t->stream;
const char *tname = "?";
const char *selopt = "?";
const char *langopt = "?";
switch (t->type) {
case STREAM_VIDEO:
tname = "Video"; selopt = "vid"; langopt = "vlang";
break;
case STREAM_AUDIO:
tname = "Audio"; selopt = "aid"; langopt = "alang";
break;
case STREAM_SUB:
tname = "Subs"; selopt = "sid"; langopt = "slang";
break;
}
mp_msg(MSGT_CPLAYER, MSGL_INFO, "[stream] %-5s %3s",
tname, mpctx->current_track[t->type] == t ? "(+)" : "");
mp_msg(MSGT_CPLAYER, MSGL_INFO, " --%s=%d", selopt, t->user_tid);
if (t->lang)
mp_msg(MSGT_CPLAYER, MSGL_INFO, " --%s=%s", langopt, t->lang);
if (t->default_track)
mp_msg(MSGT_CPLAYER, MSGL_INFO, " (*)");
if (t->title)
mp_msg(MSGT_CPLAYER, MSGL_INFO, " '%s'", t->title);
mp_msg(MSGT_CPLAYER, MSGL_INFO, " (");
if (s && s->common_header->format) {
int format = s->common_header->format;
// not sure about endian crap
char name[sizeof(format) + 1] = {0};
memcpy(name, &format, sizeof(format));
bool ok = true;
for (int n = 0; name[n]; n++) {
if ((name[n] < 32 || name[n] >= 128) && name[n] != 0)
ok = false;
}
if (ok && strlen(name) > 0) {
mp_msg(MSGT_CPLAYER, MSGL_INFO, "%s", name);
} else {
mp_msg(MSGT_CPLAYER, MSGL_INFO, "%#x", format);
}
} else if (s && t->type == STREAM_SUB) {
char t = s->sub->type;
const char *name = NULL;
switch (t) {
case 't': name = "SRT"; break;
case 'a': name = "ASS"; break;
case 'v': name = "VobSub"; break;
}
if (!name)
name = (char[2]){t, '\0'};
mp_msg(MSGT_CPLAYER, MSGL_INFO, "%s", name);
}
if (s && s->common_header->demuxer_codecname)
mp_msg(MSGT_CPLAYER, MSGL_INFO, "/%s", s->common_header->demuxer_codecname);
mp_msg(MSGT_CPLAYER, MSGL_INFO, ")");
if (t->is_external)
mp_msg(MSGT_CPLAYER, MSGL_INFO, " (external)");
mp_msg(MSGT_CPLAYER, MSGL_INFO, "\n");
}
static void print_file_properties(struct MPContext *mpctx, const char *filename)
{
double start_pts = MP_NOPTS_VALUE;
double video_start_pts = MP_NOPTS_VALUE;
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_FILENAME=%s\n",
filename);
if (mpctx->sh_video) {
/* Assume FOURCC if all bytes >= 0x20 (' ') */
if (mpctx->sh_video->format >= 0x20202020)
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_VIDEO_FORMAT=%.4s\n", (char *)&mpctx->sh_video->format);
else
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_VIDEO_FORMAT=0x%08X\n", mpctx->sh_video->format);
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_VIDEO_BITRATE=%d\n", mpctx->sh_video->i_bps * 8);
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_VIDEO_WIDTH=%d\n", mpctx->sh_video->disp_w);
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_VIDEO_HEIGHT=%d\n", mpctx->sh_video->disp_h);
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_VIDEO_FPS=%5.3f\n", mpctx->sh_video->fps);
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_VIDEO_ASPECT=%1.4f\n", mpctx->sh_video->aspect);
video_start_pts = ds_get_next_pts(mpctx->sh_video->ds);
}
if (mpctx->sh_audio) {
/* Assume FOURCC if all bytes >= 0x20 (' ') */
if (mpctx->sh_audio->format >= 0x20202020)
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_AUDIO_FORMAT=%.4s\n", (char *)&mpctx->sh_audio->format);
else
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_AUDIO_FORMAT=%d\n", mpctx->sh_audio->format);
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_AUDIO_BITRATE=%d\n", mpctx->sh_audio->i_bps * 8);
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_AUDIO_RATE=%d\n", mpctx->sh_audio->samplerate);
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_AUDIO_NCH=%d\n", mpctx->sh_audio->channels);
start_pts = ds_get_next_pts(mpctx->sh_audio->ds);
}
if (video_start_pts != MP_NOPTS_VALUE) {
if (start_pts == MP_NOPTS_VALUE || !mpctx->sh_audio ||
(mpctx->sh_video && video_start_pts < start_pts))
start_pts = video_start_pts;
}
if (start_pts != MP_NOPTS_VALUE)
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_START_TIME=%.2f\n", start_pts);
else
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_START_TIME=unknown\n");
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_LENGTH=%.2f\n", get_time_length(mpctx));
int chapter_count = get_chapter_count(mpctx);
if (chapter_count >= 0) {
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_CHAPTERS=%d\n", chapter_count);
for (int i = 0; i < chapter_count; i++) {
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_CHAPTER_ID=%d\n", i);
// print in milliseconds
double time = chapter_start_time(mpctx, i) * 1000.0;
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_CHAPTER_%d_START=%"PRId64"\n",
i, (int64_t)(time < 0 ? -1 : time));
char *name = chapter_name(mpctx, i);
if (name) {
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_CHAPTER_%d_NAME=%s\n", i,
name);
talloc_free(name);
}
}
}
struct demuxer *demuxer = mpctx->master_demuxer;
if (demuxer->num_editions > 1)
mp_msg(MSGT_CPLAYER, MSGL_INFO,
"Playing edition %d of %d (--edition=%d).\n",
demuxer->edition + 1, demuxer->num_editions, demuxer->edition);
for (int t = 0; t < STREAM_TYPE_COUNT; t++) {
for (int n = 0; n < mpctx->num_tracks; n++)
if (mpctx->tracks[n]->type == t)
print_stream(mpctx, mpctx->tracks[n], n);
}
}
/// step size of mixer changes
int volstep = 3;
static void set_demux_field(struct MPContext *mpctx, enum stream_type type,
struct sh_stream *s)
{
mpctx->sh[type] = s;
// redundant fields for convenience access
switch(type) {
case STREAM_VIDEO: mpctx->sh_video = s ? s->video : NULL; break;
case STREAM_AUDIO: mpctx->sh_audio = s ? s->audio : NULL; break;
case STREAM_SUB: mpctx->sh_sub = s ? s->sub : NULL; break;
}
}
static void init_demux_stream(struct MPContext *mpctx, enum stream_type type)
{
struct track *track = mpctx->current_track[type];
set_demux_field(mpctx, type, track ? track->stream : NULL);
struct sh_stream *stream = mpctx->sh[type];
if (stream)
demuxer_switch_track(stream->demuxer, type, stream);
}
static void cleanup_demux_stream(struct MPContext *mpctx, enum stream_type type)
{
struct sh_stream *stream = mpctx->sh[type];
if (stream)
demuxer_switch_track(stream->demuxer, type, NULL);
set_demux_field(mpctx, type, NULL);
}
// Switch the demuxers to current track selection. This is possibly important
// for intialization: if something reads packets from the demuxer (like at least
// reinit_audio_chain does, or when seeking), packets from the other streams
// should be queued instead of discarded. So all streams should be enabled
// before the first initialization function is called.
static void preselect_demux_streams(struct MPContext *mpctx)
{
// Disable all streams, just to be sure no unwanted streams are selected.
for (int n = 0; n < mpctx->num_sources; n++) {
for (int type = 0; type < STREAM_TYPE_COUNT; type++)
demuxer_switch_track(mpctx->sources[n], type, NULL);
}
for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
struct track *track = mpctx->current_track[type];
if (track && track->stream)
demuxer_switch_track(track->stream->demuxer, type, track->stream);
}
}
static void uninit_subs(struct demuxer *demuxer)
{
for (int i = 0; i < MAX_S_STREAMS; i++) {
struct sh_sub *sh = demuxer->s_streams[i];
if (sh && sh->initialized)
sub_uninit(sh);
}
}
void uninit_player(struct MPContext *mpctx, unsigned int mask)
{
mask &= mpctx->initialized_flags;
mp_msg(MSGT_CPLAYER, MSGL_DBG2, "\n*** uninit(0x%X)\n", mask);
if (mask & INITIALIZED_ACODEC) {
mpctx->initialized_flags &= ~INITIALIZED_ACODEC;
if (mpctx->sh_audio)
uninit_audio(mpctx->sh_audio);
cleanup_demux_stream(mpctx, STREAM_AUDIO);
mpctx->mixer.afilter = NULL;
}
if (mask & INITIALIZED_SUB) {
mpctx->initialized_flags &= ~INITIALIZED_SUB;
struct track *track = mpctx->current_track[STREAM_SUB];
// One of these was active; they can't be both active.
assert(!(mpctx->sh_sub && (track && track->sh_sub)));
if (mpctx->sh_sub)
sub_switchoff(mpctx->sh_sub, mpctx->osd);
if (track && track->sh_sub)
sub_switchoff(track->sh_sub, mpctx->osd);
cleanup_demux_stream(mpctx, STREAM_SUB);
reset_subtitles(mpctx);
}
if (mask & INITIALIZED_VCODEC) {
mpctx->initialized_flags &= ~INITIALIZED_VCODEC;
if (mpctx->sh_video)
uninit_video(mpctx->sh_video);
cleanup_demux_stream(mpctx, STREAM_VIDEO);
}
if (mask & INITIALIZED_DEMUXER) {
mpctx->initialized_flags &= ~INITIALIZED_DEMUXER;
for (int i = 0; i < mpctx->num_tracks; i++) {
talloc_free(mpctx->tracks[i]);
}
mpctx->num_tracks = 0;
for (int t = 0; t < STREAM_TYPE_COUNT; t++)
mpctx->current_track[t] = NULL;
assert(!mpctx->sh_video && !mpctx->sh_audio && !mpctx->sh_sub);
mpctx->master_demuxer = NULL;
for (int i = 0; i < mpctx->num_sources; i++) {
uninit_subs(mpctx->sources[i]);
struct demuxer *demuxer = mpctx->sources[i];
if (demuxer->stream != mpctx->stream)
free_stream(demuxer->stream);
free_demuxer(demuxer);
}
talloc_free(mpctx->sources);
mpctx->sources = NULL;
mpctx->demuxer = NULL;
mpctx->num_sources = 0;
talloc_free(mpctx->timeline);
mpctx->timeline = NULL;
mpctx->num_timeline_parts = 0;
talloc_free(mpctx->chapters);
mpctx->chapters = NULL;
mpctx->num_chapters = 0;
mpctx->video_offset = 0;
}
// kill the cache process:
if (mask & INITIALIZED_STREAM) {
mpctx->initialized_flags &= ~INITIALIZED_STREAM;
if (mpctx->stream)
free_stream(mpctx->stream);
mpctx->stream = NULL;
}
if (mask & INITIALIZED_VO) {
mpctx->initialized_flags &= ~INITIALIZED_VO;
vo_destroy(mpctx->video_out);
mpctx->video_out = NULL;
}
// Must be after libvo uninit, as few vo drivers (svgalib) have tty code.
if (mask & INITIALIZED_GETCH2) {
mpctx->initialized_flags &= ~INITIALIZED_GETCH2;
mp_msg(MSGT_CPLAYER, MSGL_DBG2, "\n[[[uninit getch2]]]\n");
// restore terminal:
getch2_disable();
}
if (mask & INITIALIZED_VOBSUB) {
mpctx->initialized_flags &= ~INITIALIZED_VOBSUB;
if (vo_vobsub)
vobsub_close(vo_vobsub);
vo_vobsub = NULL;
}
if (mask & INITIALIZED_SPUDEC) {
mpctx->initialized_flags &= ~INITIALIZED_SPUDEC;
spudec_free(vo_spudec);
vo_spudec = NULL;
}
if (mask & INITIALIZED_AO) {
mpctx->initialized_flags &= ~INITIALIZED_AO;
if (mpctx->mixer.ao)
mixer_uninit(&mpctx->mixer);
if (mpctx->ao)
ao_uninit(mpctx->ao, mpctx->stop_play != AT_END_OF_FILE);
mpctx->ao = NULL;
mpctx->mixer.ao = NULL;
}
}
static MP_NORETURN void exit_player(struct MPContext *mpctx,
enum exit_reason how, int rc)
{
uninit_player(mpctx, INITIALIZED_ALL);
#ifdef CONFIG_ENCODING
encode_lavc_finish(mpctx->encode_lavc_ctx);
encode_lavc_free(mpctx->encode_lavc_ctx);
#endif
mpctx->encode_lavc_ctx = NULL;
#if defined(__MINGW32__) || defined(__CYGWIN__)
timeEndPeriod(1);
#endif
mp_input_uninit(mpctx->input);
osd_free(mpctx->osd);
#ifdef CONFIG_ASS
ass_library_done(mpctx->ass_library);
mpctx->ass_library = NULL;
#endif
talloc_free(mpctx->key_fifo);
switch (how) {
case EXIT_QUIT:
mp_tmsg(MSGT_CPLAYER, MSGL_INFO, "\nExiting... (%s)\n", "Quit");
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_EXIT=QUIT\n");
break;
case EXIT_EOF:
mp_tmsg(MSGT_CPLAYER, MSGL_INFO, "\nExiting... (%s)\n", "End of file");
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_EXIT=EOF\n");
break;
case EXIT_ERROR:
mp_tmsg(MSGT_CPLAYER, MSGL_INFO, "\nExiting... (%s)\n", "Fatal error");
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_EXIT=ERROR\n");
break;
default:
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_EXIT=NONE\n");
}
mp_msg(MSGT_CPLAYER, MSGL_DBG2,
"max framesize was %d bytes\n", max_framesize);
// must be last since e.g. mp_msg uses option values
// that will be freed by this.
if (mpctx->mconfig)
m_config_free(mpctx->mconfig);
mpctx->mconfig = NULL;
talloc_free(mpctx);
exit(rc);
}
#include "cfg-mplayer.h"
static int cfg_include(struct m_config *conf, char *filename)
{
return m_config_parse_config_file(conf, filename);
}
#define DEF_CONFIG "# Write your default config options here!\n\n\n"
static bool parse_cfgfiles(struct MPContext *mpctx, m_config_t *conf)
{
struct MPOpts *opts = &mpctx->opts;
char *conffile;
int conffile_fd;
if (!(opts->noconfig & 2) &&
m_config_parse_config_file(conf, MPLAYER_CONFDIR "/mpv.conf") < 0)
return false;
if ((conffile = get_path("")) == NULL)
mp_tmsg(MSGT_CPLAYER, MSGL_WARN, "Cannot find HOME directory.\n");
else {
mkdir(conffile, 0777);
free(conffile);
if ((conffile = get_path("config")) == NULL)
mp_tmsg(MSGT_CPLAYER, MSGL_ERR, "get_path(\"config\") problem\n");
else {
if ((conffile_fd = open(conffile, O_CREAT | O_EXCL | O_WRONLY,
0666)) != -1) {
mp_tmsg(MSGT_CPLAYER, MSGL_INFO,
"Creating config file: %s\n", conffile);
write(conffile_fd, DEF_CONFIG, sizeof(DEF_CONFIG) - 1);
close(conffile_fd);
}
if (!(opts->noconfig & 1) &&
m_config_parse_config_file(conf, conffile) < 0)
return false;
free(conffile);
}
}
return true;
}
#define PROFILE_CFG_PROTOCOL "protocol."
static void load_per_protocol_config(m_config_t *conf, const char * const file)
{
char *str;
char protocol[strlen(PROFILE_CFG_PROTOCOL) + strlen(file) + 1];
m_profile_t *p;
/* does filename actually uses a protocol ? */
str = strstr(file, "://");
if (!str)
return;
sprintf(protocol, "%s%s", PROFILE_CFG_PROTOCOL, file);
protocol[strlen(PROFILE_CFG_PROTOCOL) + strlen(file) - strlen(str)] = '\0';
p = m_config_get_profile(conf, protocol);
if (p) {
mp_tmsg(MSGT_CPLAYER, MSGL_INFO,
"Loading protocol-related profile '%s'\n", protocol);
m_config_set_profile(conf, p);
}
}
#define PROFILE_CFG_EXTENSION "extension."
static void load_per_extension_config(m_config_t *conf, const char * const file)
{
char *str;
char extension[strlen(PROFILE_CFG_EXTENSION) + 8];
m_profile_t *p;
/* does filename actually have an extension ? */
str = strrchr(file, '.');
if (!str)
return;
sprintf(extension, PROFILE_CFG_EXTENSION);
strncat(extension, ++str, 7);
p = m_config_get_profile(conf, extension);
if (p) {
mp_tmsg(MSGT_CPLAYER, MSGL_INFO,
"Loading extension-related profile '%s'\n", extension);
m_config_set_profile(conf, p);
}
}
#define PROFILE_CFG_VO "vo."
#define PROFILE_CFG_AO "ao."
static void load_per_output_config(m_config_t *conf, char *cfg, char *out)
{
char profile[strlen(cfg) + strlen(out) + 1];
m_profile_t *p;
sprintf(profile, "%s%s", cfg, out);
p = m_config_get_profile(conf, profile);
if (p) {
mp_tmsg(MSGT_CPLAYER, MSGL_INFO,
"Loading extension-related profile '%s'\n", profile);
m_config_set_profile(conf, p);
}
}
/**
* Tries to load a config file
* @return 0 if file was not found, 1 otherwise
*/
static int try_load_config(m_config_t *conf, const char *file)
{
if (!mp_path_exists(file))
return 0;
mp_tmsg(MSGT_CPLAYER, MSGL_INFO, "Loading config '%s'\n", file);
m_config_parse_config_file(conf, file);
return 1;
}
static void load_per_file_config(m_config_t *conf, const char * const file)
{
char *confpath;
char cfg[MP_PATH_MAX];
const char *name;
if (strlen(file) > MP_PATH_MAX - 14) {
mp_msg(MSGT_CPLAYER, MSGL_WARN, "Filename is too long, "
"can not load file or directory specific config files\n");
return;
}
sprintf(cfg, "%s.conf", file);
name = mp_basename(cfg);
if (use_filedir_conf) {
char dircfg[MP_PATH_MAX];
strcpy(dircfg, cfg);
strcpy(dircfg + (name - cfg), "mpv.conf");
try_load_config(conf, dircfg);
if (try_load_config(conf, cfg))
return;
}
if ((confpath = get_path(name)) != NULL) {
try_load_config(conf, confpath);
free(confpath);
}
}
static void load_per_file_options(m_config_t *conf,
struct playlist_param *params,
int params_count)
{
for (int n = 0; n < params_count; n++)
m_config_set_option(conf, params[n].name, params[n].value);
}
/* When demux performs a blocking operation (network connection or
* cache filling) if the operation fails we use this function to check
* if it was interrupted by the user.
* The function returns whether it was interrupted. */
static bool demux_was_interrupted(struct MPContext *mpctx)
{
for (;;) {
if (mpctx->stop_play != KEEP_PLAYING
&& mpctx->stop_play != AT_END_OF_FILE)
return true;
mp_cmd_t *cmd = mp_input_get_cmd(mpctx->input, 0, 0);
if (!cmd)
break;
if (mp_input_is_abort_cmd(cmd->id))
run_command(mpctx, cmd);
mp_cmd_free(cmd);
}
return false;
}
static int find_new_tid(struct MPContext *mpctx, enum stream_type t)
{
int new_id = -1;
for (int i = 0; i < mpctx->num_tracks; i++) {
struct track *track = mpctx->tracks[i];
if (track->type == t)
new_id = FFMAX(new_id, track->user_tid);
}
return new_id + 1;
}
// Map stream number (as used by libdvdread) to MPEG IDs (as used by demuxer).
static int map_id_from_demuxer(struct demuxer *d, enum stream_type type, int id)
{
if (d->stream->type == STREAMTYPE_DVD && type == STREAM_SUB)
id = id & 0x1F;
return id;
}
static int map_id_to_demuxer(struct demuxer *d, enum stream_type type, int id)
{
if (d->stream->type == STREAMTYPE_DVD && type == STREAM_SUB)
id = id | 0x20;
return id;
}
static struct track *add_stream_track(struct MPContext *mpctx,
struct sh_stream *stream,
bool under_timeline)
{
for (int i = 0; i < mpctx->num_tracks; i++) {
struct track *track = mpctx->tracks[i];
if (track->stream == stream)
return track;
// DVD subtitle track that was added later
if (stream->type == STREAM_SUB && track->type == STREAM_SUB &&
map_id_from_demuxer(stream->demuxer, stream->type,
stream->demuxer_id) == track->demuxer_id
&& !track->stream)
{
track->stream = stream;
track->demuxer_id = stream->demuxer_id;
// Initialize lazily selected track
if (track == mpctx->current_track[STREAM_SUB])
reinit_subs(mpctx);
return track;
}
}
struct track *track = talloc_ptrtype(NULL, track);
*track = (struct track) {
.type = stream->type,
.user_tid = find_new_tid(mpctx, stream->type),
.demuxer_id = stream->demuxer_id,
.title = stream->title,
.default_track = stream->default_track,
.lang = stream->common_header->lang,
.under_timeline = under_timeline,
.demuxer = stream->demuxer,
.stream = stream,
};
MP_TARRAY_APPEND(mpctx, mpctx->tracks, mpctx->num_tracks, track);
// Needed for DVD and Blu-ray.
if (!track->lang) {
struct stream_lang_req req = {
.type = track->type,
.id = map_id_from_demuxer(track->demuxer, track->type,
track->demuxer_id)
};
stream_control(track->demuxer->stream, STREAM_CTRL_GET_LANG, &req);
track->lang = talloc_steal(track, req.name);
}
return track;
}
static void add_demuxer_tracks(struct MPContext *mpctx, struct demuxer *demuxer)
{
for (int n = 0; n < demuxer->num_streams; n++)
add_stream_track(mpctx, demuxer->streams[n], !!mpctx->timeline);
}
static void add_dvd_tracks(struct MPContext *mpctx)
{
#ifdef CONFIG_DVDREAD
struct demuxer *demuxer = mpctx->demuxer;
struct stream *stream = demuxer->stream;
if (stream->type == STREAMTYPE_DVD) {
int n_subs = dvd_number_of_subs(stream);
for (int n = 0; n < n_subs; n++) {
struct track *track = talloc_ptrtype(NULL, track);
*track = (struct track) {
.type = STREAM_SUB,
.user_tid = find_new_tid(mpctx, STREAM_SUB),
.demuxer_id = n,
.demuxer = mpctx->demuxer,
};
MP_TARRAY_APPEND(mpctx, mpctx->tracks, mpctx->num_tracks, track);
struct stream_lang_req req = {.type = STREAM_SUB, .id = n};
stream_control(stream, STREAM_CTRL_GET_LANG, &req);
track->lang = talloc_steal(track, req.name);
}
}
#endif
}
void add_subtitles(struct MPContext *mpctx, char *filename, float fps,
int noerr)
{
struct MPOpts *opts = &mpctx->opts;
sub_data *subd = NULL;
struct sh_sub *sh = NULL;
if (filename == NULL)
return;
if (opts->ass_enabled) {
#ifdef CONFIG_ASS
struct ass_track *asst = mp_ass_read_stream(mpctx->ass_library,
filename, sub_cp);
bool is_native_ass = asst;
if (!asst) {
subd = sub_read_file(filename, fps, &mpctx->opts);
if (subd) {
asst = mp_ass_read_subdata(mpctx->ass_library, opts, subd, fps);
talloc_free(subd);
subd = NULL;
}
}
if (asst)
sh = sd_ass_create_from_track(asst, is_native_ass, opts);
#endif
} else
subd = sub_read_file(filename, fps, &mpctx->opts);
if (!sh && !subd) {
mp_tmsg(MSGT_CPLAYER, noerr ? MSGL_WARN : MSGL_ERR,
"Cannot load subtitles: %s\n", filename);
return;
}
struct track *track = talloc_ptrtype(NULL, track);
*track = (struct track) {
.type = STREAM_SUB,
.title = talloc_strdup(track, filename),
.user_tid = find_new_tid(mpctx, STREAM_SUB),
.demuxer_id = -1,
.is_external = true,
.sh_sub = talloc_steal(track, sh),
.subdata = talloc_steal(track, subd),
};
MP_TARRAY_APPEND(mpctx, mpctx->tracks, mpctx->num_tracks, track);
}
void init_vo_spudec(struct MPContext *mpctx)
{
uninit_player(mpctx, INITIALIZED_SPUDEC);
unsigned width, height;
// we currently can't work without video stream
if (!mpctx->sh_video)
return;
if (spudec_ifo) {
unsigned int palette[16];
if (vobsub_parse_ifo(NULL, spudec_ifo, palette, &width, &height,
1, -1, NULL) >= 0)
vo_spudec = spudec_new_scaled(palette, width, height, NULL, 0);
}
width = mpctx->sh_video->disp_w;
height = mpctx->sh_video->disp_h;
#ifdef CONFIG_DVDREAD
if (vo_spudec == NULL && mpctx->stream->type == STREAMTYPE_DVD) {
vo_spudec = spudec_new_scaled(((dvd_priv_t *)(mpctx->stream->priv))->
cur_pgc->palette, width, height, NULL, 0);
}
#endif
if (vo_spudec == NULL && mpctx->sh_sub) {
sh_sub_t *sh = mpctx->sh_sub;
vo_spudec = spudec_new_scaled(NULL, width, height, sh->extradata,
sh->extradata_len);
}
if (vo_spudec != NULL) {
mpctx->initialized_flags |= INITIALIZED_SPUDEC;
mp_property_do("sub-forced-only", M_PROPERTY_SET, &forced_subs_only,
mpctx);
}
}
/**
* \brief append a formatted string
* \param buf buffer to print into
* \param len maximum number of characters in buf, not including terminating 0
* \param format printf format string
*/
static void saddf(char *buf, int len, const char *format, ...)
{
va_list va;
va_start(va, format);
int pos = strlen(buf);
pos += vsnprintf(buf + pos, len - pos, format, va);
va_end(va);
if (pos >= len && len > 0)
buf[len - 1] = 0;
}
/**
* \brief append time in the hh:mm:ss.f format
* \param buf buffer to print into
* \param len maximum number of characters in buf, not including terminating 0
* \param time time value to convert/append
*/
static void sadd_hhmmssff(char *buf, int len, double time, bool fractions)
{
char *s = mp_format_time(time, fractions);
saddf(buf, len, "%s", s);
talloc_free(s);
}
static void sadd_percentage(char *buf, int len, int percent) {
if (percent >= 0)
saddf(buf, len, " (%d%%)", percent);
}
static int get_term_width(void)
{
get_screen_size();
int width = screen_width > 0 ? screen_width : 80;
#if defined(__MINGW32__) || defined(__CYGWIN__)
/* Windows command line is broken (MinGW's rxvt works, but we
* should not depend on that). */
width--;
#endif
return width;
}
static void write_status_line(struct MPContext *mpctx, const char *line)
{
if (erase_to_end_of_line) {
mp_msg(MSGT_STATUSLINE, MSGL_STATUS,
"%s%s\r", line, erase_to_end_of_line);
} else {
int pos = strlen(line);
int width = get_term_width() - pos;
mp_msg(MSGT_STATUSLINE, MSGL_STATUS, "%s%*s\r", line, width, "");
}
}
static void print_status(struct MPContext *mpctx, double a_pos, bool at_frame)
{
struct MPOpts *opts = &mpctx->opts;
sh_video_t * const sh_video = mpctx->sh_video;
if (mpctx->sh_audio && a_pos == MP_NOPTS_VALUE)
a_pos = playing_audio_pts(mpctx);
if (mpctx->sh_audio && sh_video && at_frame) {
mpctx->last_av_difference = a_pos - mpctx->video_pts - audio_delay;
if (mpctx->time_frame > 0)
mpctx->last_av_difference +=
mpctx->time_frame * opts->playback_speed;
if (a_pos == MP_NOPTS_VALUE || mpctx->video_pts == MP_NOPTS_VALUE)
mpctx->last_av_difference = MP_NOPTS_VALUE;
if (mpctx->last_av_difference > 0.5 && drop_frame_cnt > 50
&& !mpctx->drop_message_shown) {
mp_tmsg(MSGT_AVSYNC, MSGL_WARN, "%s", mp_gtext(av_desync_help_text));
mpctx->drop_message_shown = true;
}
}
if (opts->quiet)
return;
if (opts->status_msg) {
char *r = mp_property_expand_string(mpctx, opts->status_msg);
write_status_line(mpctx, r);
talloc_free(r);
return;
}
// one additional char for the terminating null
int width = get_term_width() + 1;
char *line = malloc(width);
line[0] = '\0';
// Playback status
if (mpctx->paused)
saddf(line, width, "(Paused) ");
if (mpctx->sh_audio)
saddf(line, width, "A");
if (mpctx->sh_video)
saddf(line, width, "V");
saddf(line, width, ":");
// Playback position
double cur = get_current_time(mpctx);
saddf(line, width, " %.1f ", cur);
saddf(line, width, "(");
sadd_hhmmssff(line, width, cur, mpctx->opts.osd_fractions);
saddf(line, width, ")");
double len = get_time_length(mpctx);
if (len >= 0) {
saddf(line, width, " / %.1f (", len);
sadd_hhmmssff(line, width, len, mpctx->opts.osd_fractions);
saddf(line, width, ")");
}
sadd_percentage(line, width, get_percent_pos(mpctx));
// other
if (opts->playback_speed != 1)
saddf(line, width, " x%4.2f", opts->playback_speed);
// A-V sync
if (mpctx->sh_audio && sh_video) {
if (mpctx->last_av_difference != MP_NOPTS_VALUE)
saddf(line, width, " A-V:%7.3f", mpctx->last_av_difference);
else
saddf(line, width, " A-V: ???");
if (fabs(mpctx->total_avsync_change) > 0.05)
saddf(line, width, " ct:%7.3f", mpctx->total_avsync_change);
}
#ifdef CONFIG_ENCODING
double startpos = rel_time_to_abs(mpctx, opts->play_start, 0);
double endpos = rel_time_to_abs(mpctx, opts->play_end, -1);
float position = (get_current_time(mpctx) - startpos) /
(get_time_length(mpctx) - startpos);
if (endpos != -1)
position = max(position, (get_current_time(mpctx) - startpos)
/ (endpos - startpos));
if (play_n_frames_mf)
position = max(position,
1.0 - play_n_frames / (double) play_n_frames_mf);
char lavcbuf[80];
if (encode_lavc_getstatus(mpctx->encode_lavc_ctx, lavcbuf, sizeof(lavcbuf),
position, get_current_time(mpctx) - startpos) >= 0)
{
// encoding stats
saddf(line, width, "%s ", lavcbuf);
} else
#endif
{
// VO stats
if (sh_video && drop_frame_cnt)
saddf(line, width, " D: %d", drop_frame_cnt);
}
#ifdef CONFIG_STREAM_CACHE
// cache stats
if (opts->stream_cache_size > 0)
saddf(line, width, " C: %d%%", cache_fill_status(mpctx->stream));
#endif
// end
write_status_line(mpctx, line);
free(line);
}
/**
* \brief build a chain of audio filters that converts the input format
* to the ao's format, taking into account the current playback_speed.
* sh_audio describes the requested input format of the chain.
* ao describes the requested output format of the chain.
*/
static int build_afilter_chain(struct MPContext *mpctx)
{
struct sh_audio *sh_audio = mpctx->sh_audio;
struct ao *ao = mpctx->ao;
struct MPOpts *opts = &mpctx->opts;
int new_srate;
int result;
if (!sh_audio) {
mpctx->mixer.afilter = NULL;
return 0;
}
if (af_control_any_rev(sh_audio->afilter,
AF_CONTROL_PLAYBACK_SPEED | AF_CONTROL_SET,
&opts->playback_speed))
new_srate = sh_audio->samplerate;
else {
new_srate = sh_audio->samplerate * opts->playback_speed;
if (new_srate != ao->samplerate) {
// limits are taken from libaf/af_resample.c
if (new_srate < 8000)
new_srate = 8000;
if (new_srate > 192000)
new_srate = 192000;
opts->playback_speed = (float)new_srate / sh_audio->samplerate;
}
}
result = init_audio_filters(sh_audio, new_srate,
&ao->samplerate, &ao->channels, &ao->format);
mpctx->mixer.afilter = sh_audio->afilter;
return result;
}
typedef struct mp_osd_msg mp_osd_msg_t;
struct mp_osd_msg {
/// Previous message on the stack.
mp_osd_msg_t *prev;
/// Message text.
char *msg;
int id, level, started;
/// Display duration in ms.
unsigned time;
// Show full OSD for duration of message instead of msg
// (osd_show_progression command)
bool show_position;
};
static mp_osd_msg_t *add_osd_msg(struct MPContext *mpctx, int id, int level,
int time)
{
rm_osd_msg(mpctx, id);
mp_osd_msg_t *msg = talloc_struct(mpctx, mp_osd_msg_t, {
.prev = mpctx->osd_msg_stack,
.msg = "",
.id = id,
.level = level,
.time = time,
});
mpctx->osd_msg_stack = msg;
return msg;
}
static void set_osd_msg_va(struct MPContext *mpctx, int id, int level, int time,
const char *fmt, va_list ap)
{
if (level == OSD_LEVEL_INVISIBLE)
return;
mp_osd_msg_t *msg = add_osd_msg(mpctx, id, level, time);
msg->msg = talloc_vasprintf(msg, fmt, ap);
}
void set_osd_msg(struct MPContext *mpctx, int id, int level, int time,
const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
set_osd_msg_va(mpctx, id, level, time, fmt, ap);
va_end(ap);
}
void set_osd_tmsg(struct MPContext *mpctx, int id, int level, int time,
const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
set_osd_msg_va(mpctx, id, level, time, mp_gtext(fmt), ap);
va_end(ap);
}
/**
* \brief Remove a message from the OSD stack
*
* This function can be used to get rid of a message right away.
*
*/
void rm_osd_msg(struct MPContext *mpctx, int id)
{
mp_osd_msg_t *msg, *last = NULL;
// Search for the msg
for (msg = mpctx->osd_msg_stack; msg && msg->id != id;
last = msg, msg = msg->prev) ;
if (!msg)
return;
// Detach it from the stack and free it
if (last)
last->prev = msg->prev;
else
mpctx->osd_msg_stack = msg->prev;
talloc_free(msg);
}
/**
* \brief Get the current message from the OSD stack.
*
* This function decrements the message timer and destroys the old ones.
* The message that should be displayed is returned (if any).
*
*/
static mp_osd_msg_t *get_osd_msg(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
mp_osd_msg_t *msg, *prev, *last = NULL;
static unsigned last_update = 0;
unsigned now = GetTimerMS();
unsigned diff;
char hidden_dec_done = 0;
if (mpctx->osd_visible) {
// 36000000 means max timed visibility is 1 hour into the future, if
// the difference is greater assume it's wrapped around from below 0
if (mpctx->osd_visible - now > 36000000) {
mpctx->osd_visible = 0;
mpctx->osd->progbar_type = -1; // disable
vo_osd_changed(OSDTYPE_PROGBAR);
mpctx->osd_function = mpctx->paused ? OSD_PAUSE : OSD_PLAY;
}
}
if (!last_update)
last_update = now;
diff = now >= last_update ? now - last_update : 0;
last_update = now;
// Look for the first message in the stack with high enough level.
for (msg = mpctx->osd_msg_stack; msg; last = msg, msg = prev) {
prev = msg->prev;
if (msg->level > opts->osd_level && hidden_dec_done)
continue;
// The message has a high enough level or it is the first hidden one
// in both cases we decrement the timer or kill it.
if (!msg->started || msg->time > diff) {
if (msg->started)
msg->time -= diff;
else
msg->started = 1;
// display it
if (msg->level <= opts->osd_level)
return msg;
hidden_dec_done = 1;
continue;
}
// kill the message
talloc_free(msg);
if (last) {
last->prev = prev;
msg = last;
} else {
mpctx->osd_msg_stack = prev;
msg = NULL;
}
}
// Nothing found
return NULL;
}
/**
* \brief Display the OSD bar.
*
* Display the OSD bar or fall back on a simple message.
*
*/
void set_osd_bar(struct MPContext *mpctx, int type, const char *name,
double min, double max, double val)
{
struct MPOpts *opts = &mpctx->opts;
if (opts->osd_level < 1)
return;
if (mpctx->sh_video && opts->term_osd != 1) {
mpctx->osd_visible = (GetTimerMS() + 1000) | 1;
mpctx->osd->progbar_type = type;
mpctx->osd->progbar_value = 256 * (val - min) / (max - min);
vo_osd_changed(OSDTYPE_PROGBAR);
return;
}
set_osd_msg(mpctx, OSD_MSG_BAR, 1, opts->osd_duration, "%s: %d %%",
name, ROUND(100 * (val - min) / (max - min)));
}
/**
* \brief Display text subtitles on the OSD
*/
void set_osd_subtitle(struct MPContext *mpctx, subtitle *subs)
{
int i;
vo_sub = subs;
vo_osd_changed(OSDTYPE_SUBTITLE);
if (!mpctx->sh_video) {
// reverse order, since newest set_osd_msg is displayed first
for (i = SUB_MAX_TEXT - 1; i >= 0; i--) {
if (!subs || i >= subs->lines || !subs->text[i])
rm_osd_msg(mpctx, OSD_MSG_SUB_BASE + i);
else {
// HACK: currently display time for each sub line
// except the last is set to 2 seconds.
int display_time = i == subs->lines - 1 ? 180000 : 2000;
set_osd_msg(mpctx, OSD_MSG_SUB_BASE + i, 1, display_time,
"%s", subs->text[i]);
}
}
}
}
// sym == mpctx->osd_function
static void saddf_osd_function_sym(char *buffer, int len, int sym)
{
char temp[10];
osd_get_function_sym(temp, sizeof(temp), sym);
saddf(buffer, len, "%s ", temp);
}
static void sadd_osd_status(char *buffer, int len, struct MPContext *mpctx,
bool full)
{
bool fractions = mpctx->opts.osd_fractions;
saddf_osd_function_sym(buffer, len, mpctx->osd_function);
sadd_hhmmssff(buffer, len, get_current_time(mpctx), fractions);
if (full) {
saddf(buffer, len, " / ");
sadd_hhmmssff(buffer, len, get_time_length(mpctx), fractions);
sadd_percentage(buffer, len, get_percent_pos(mpctx));
}
}
// OSD messages initated by seeking commands are added lazily with this
// function, because multiple successive seek commands can be coalesced.
static void add_seek_osd_messages(struct MPContext *mpctx)
{
if (mpctx->add_osd_seek_info & OSD_SEEK_INFO_BAR)
set_osd_bar(mpctx, 0, "Position", 0, 100, get_percent_pos(mpctx));
if (mpctx->add_osd_seek_info & OSD_SEEK_INFO_TEXT) {
mp_osd_msg_t *msg = add_osd_msg(mpctx, OSD_MSG_TEXT, 1,
mpctx->opts.osd_duration);
msg->show_position = true;
}
if (mpctx->add_osd_seek_info & OSD_SEEK_INFO_CHAPTER_TEXT) {
char *chapter = chapter_display_name(mpctx, get_current_chapter(mpctx));
set_osd_tmsg(mpctx, OSD_MSG_TEXT, 1, mpctx->opts.osd_duration,
"Chapter: %s", chapter);
talloc_free(chapter);
}
assert(mpctx->master_demuxer);
if ((mpctx->add_osd_seek_info & OSD_SEEK_INFO_EDITION)
&& mpctx->master_demuxer)
{
set_osd_tmsg(mpctx, OSD_MSG_TEXT, 1, mpctx->opts.osd_duration,
"Playing edition %d of %d.",
mpctx->master_demuxer->edition + 1,
mpctx->master_demuxer->num_editions);
}
mpctx->add_osd_seek_info = 0;
}
/**
* \brief Update the OSD message line.
*
* This function displays the current message on the vo OSD or on the term.
* If the stack is empty and the OSD level is high enough the timer
* is displayed (only on the vo OSD).
*
*/
static void update_osd_msg(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
struct osd_state *osd = mpctx->osd;
add_seek_osd_messages(mpctx);
// Look if we have a msg
mp_osd_msg_t *msg = get_osd_msg(mpctx);
if (msg && !msg->show_position) {
if (mpctx->sh_video && opts->term_osd != 1) {
osd_set_text(osd, msg->msg);
} else if (opts->term_osd) {
if (strcmp(mpctx->terminal_osd_text, msg->msg)) {
talloc_free(mpctx->terminal_osd_text);
mpctx->terminal_osd_text = talloc_strdup(mpctx, msg->msg);
// Multi-line message => clear what will be the second line
write_status_line(mpctx, "");
mp_msg(MSGT_CPLAYER, MSGL_STATUS, "%s%s\n", opts->term_osd_esc,
mpctx->terminal_osd_text);
print_status(mpctx, MP_NOPTS_VALUE, false);
}
}
return;
}
int osd_level = opts->osd_level;
if (msg && msg->show_position)
osd_level = 3;
if (mpctx->sh_video && opts->term_osd != 1) {
// fallback on the timer
char text[128] = "";
int len = sizeof(text);
if (osd_level >= 2)
sadd_osd_status(text, len, mpctx, osd_level == 3);
osd_set_text(osd, text);
return;
}
// Clear the term osd line
if (opts->term_osd && mpctx->terminal_osd_text[0]) {
mpctx->terminal_osd_text[0] = '\0';
mp_msg(MSGT_CPLAYER, MSGL_STATUS, "%s\n", opts->term_osd_esc);
}
}
void reinit_audio_chain(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
struct ao *ao;
init_demux_stream(mpctx, STREAM_AUDIO);
if (!mpctx->sh_audio) {
uninit_player(mpctx, INITIALIZED_AO);
goto no_audio;
}
if (!(mpctx->initialized_flags & INITIALIZED_ACODEC)) {
if (!init_best_audio_codec(mpctx->sh_audio, audio_codec_list, audio_fm_list))
goto init_error;
mpctx->initialized_flags |= INITIALIZED_ACODEC;
}
if (!(mpctx->initialized_flags & INITIALIZED_AO)) {
mpctx->initialized_flags |= INITIALIZED_AO;
mpctx->ao = ao_create(opts, mpctx->input);
mpctx->ao->samplerate = force_srate;
mpctx->ao->format = opts->audio_output_format;
}
ao = mpctx->ao;
// first init to detect best values
if (!init_audio_filters(mpctx->sh_audio, // preliminary init
// input:
mpctx->sh_audio->samplerate,
// output:
&ao->samplerate, &ao->channels, &ao->format)) {
mp_tmsg(MSGT_CPLAYER, MSGL_ERR, "Error at audio filter chain "
"pre-init!\n");
goto init_error;
}
if (!ao->initialized) {
ao->buffersize = opts->ao_buffersize;
ao->encode_lavc_ctx = mpctx->encode_lavc_ctx;
ao_init(ao, opts->audio_driver_list);
if (!ao->initialized) {
mp_tmsg(MSGT_CPLAYER, MSGL_ERR,
"Could not open/initialize audio device -> no sound.\n");
goto init_error;
}
ao->buffer.start = talloc_new(ao);
mp_msg(MSGT_CPLAYER, MSGL_INFO,
"AO: [%s] %dHz %dch %s (%d bytes per sample)\n",
ao->driver->info->short_name,
ao->samplerate, ao->channels,
af_fmt2str_short(ao->format),
af_fmt2bits(ao->format) / 8);
mp_msg(MSGT_CPLAYER, MSGL_V, "AO: Description: %s\nAO: Author: %s\n",
ao->driver->info->name, ao->driver->info->author);
if (strlen(ao->driver->info->comment) > 0)
mp_msg(MSGT_CPLAYER, MSGL_V, "AO: Comment: %s\n",
ao->driver->info->comment);
}
// init audio filters:
if (!build_afilter_chain(mpctx)) {
mp_tmsg(MSGT_CPLAYER, MSGL_ERR,
"Couldn't find matching filter/ao format!\n");
goto init_error;
}
mpctx->mixer.volstep = volstep;
mpctx->mixer.softvol = opts->softvol;
mpctx->mixer.softvol_max = opts->softvol_max;
mixer_reinit(&mpctx->mixer, ao);
mpctx->syncing_audio = true;
return;
init_error:
uninit_player(mpctx, INITIALIZED_ACODEC | INITIALIZED_AO);
cleanup_demux_stream(mpctx, STREAM_AUDIO);
no_audio:
mpctx->current_track[STREAM_AUDIO] = NULL;
mp_tmsg(MSGT_CPLAYER, MSGL_INFO, "Audio: no audio\n");
}
// Return pts value corresponding to the end point of audio written to the
// ao so far.
static double written_audio_pts(struct MPContext *mpctx)
{
sh_audio_t *sh_audio = mpctx->sh_audio;
if (!sh_audio)
return MP_NOPTS_VALUE;
demux_stream_t *d_audio = mpctx->sh_audio->ds;
// first calculate the end pts of audio that has been output by decoder
double a_pts = sh_audio->pts;
if (a_pts != MP_NOPTS_VALUE)
// Good, decoder supports new way of calculating audio pts.
// sh_audio->pts is the timestamp of the latest input packet with
// known pts that the decoder has decoded. sh_audio->pts_bytes is
// the amount of bytes the decoder has written after that timestamp.
a_pts += sh_audio->pts_bytes / (double) sh_audio->o_bps;
else {
// Decoder doesn't support new way of calculating pts (or we're
// being called before it has decoded anything with known timestamp).
// Use the old method of audio pts calculation: take the timestamp
// of last packet with known pts the decoder has read data from,
// and add amount of bytes read after the beginning of that packet
// divided by input bps. This will be inaccurate if the input/output
// ratio is not constant for every audio packet or if it is constant
// but not accurately known in sh_audio->i_bps.
a_pts = d_audio->pts;
if (a_pts == MP_NOPTS_VALUE)
return a_pts;
// ds_tell_pts returns bytes read after last timestamp from
// demuxing layer, decoder might use sh_audio->a_in_buffer for bytes
// it has read but not decoded
if (sh_audio->i_bps)
a_pts += (ds_tell_pts(d_audio) - sh_audio->a_in_buffer_len) /
(double)sh_audio->i_bps;
}
// Now a_pts hopefully holds the pts for end of audio from decoder.
// Substract data in buffers between decoder and audio out.
// Decoded but not filtered
a_pts -= sh_audio->a_buffer_len / (double)sh_audio->o_bps;
// Data buffered in audio filters, measured in bytes of "missing" output
double buffered_output = af_calc_delay(sh_audio->afilter);
// Data that was ready for ao but was buffered because ao didn't fully
// accept everything to internal buffers yet
buffered_output += mpctx->ao->buffer.len;
// Filters divide audio length by playback_speed, so multiply by it
// to get the length in original units without speedup or slowdown
a_pts -= buffered_output * mpctx->opts.playback_speed / mpctx->ao->bps;
return a_pts + mpctx->video_offset;
}
// Return pts value corresponding to currently playing audio.
double playing_audio_pts(struct MPContext *mpctx)
{
double pts = written_audio_pts(mpctx);
if (pts == MP_NOPTS_VALUE)
return pts;
return pts - mpctx->opts.playback_speed *ao_get_delay(mpctx->ao);
}
static void reset_subtitles(struct MPContext *mpctx)
{
if (mpctx->sh_sub)
sub_reset(mpctx->sh_sub, mpctx->osd);
sub_clear_text(&mpctx->subs, MP_NOPTS_VALUE);
if (vo_sub)
set_osd_subtitle(mpctx, NULL);
if (vo_spudec) {
spudec_reset(vo_spudec);
vo_osd_changed(OSDTYPE_SPU);
}
}
static void update_subtitles(struct MPContext *mpctx, double refpts_tl)
{
mpctx->osd->sub_offset = mpctx->video_offset;
struct MPOpts *opts = &mpctx->opts;
struct sh_video *sh_video = mpctx->sh_video;
struct sh_sub *sh_sub = mpctx->sh_sub;
struct demux_stream *d_sub = sh_sub ? sh_sub->ds : NULL;
double refpts_s = refpts_tl - mpctx->osd->sub_offset;
double curpts_s = refpts_s + sub_delay;
unsigned char *packet = NULL;
int len;
int type = sh_sub ? sh_sub->type : '\0';
struct track *track = mpctx->current_track[STREAM_SUB];
if (!track)
return;
// find sub
if (track->subdata) {
if (sub_fps == 0)
sub_fps = sh_video ? sh_video->fps : 25;
find_sub(mpctx, track->subdata, curpts_s *
(track->subdata->sub_uses_time ? 100. : sub_fps));
}
// DVD sub:
if ((track->vobsub_id_plus_one || type == 'v')
&& !(sh_sub && sh_sub->active))
{
int timestamp;
// Get a sub packet from the demuxer (or the vobsub.c thing, which
// should be a demuxer, but isn't).
while (1) {
// Vobsub
len = 0;
if (track->vobsub_id_plus_one) {
if (curpts_s >= 0) {
len = vobsub_get_packet(vo_vobsub, curpts_s,
(void **)&packet, &timestamp);
if (len > 0)
mp_dbg(MSGT_CPLAYER, MSGL_V, "\rVOB sub: len=%d "
"v_pts=%5.3f v_timer=%5.3f sub=%5.3f ts=%d \n",
len, refpts_s, sh_video->timer,
timestamp / 90000.0, timestamp);
}
} else {
// DVD sub
assert(d_sub->sh == sh_sub);
len = ds_get_packet_sub(d_sub, (unsigned char **)&packet);
if (len > 0) {
// XXX This is wrong, sh_video->pts can be arbitrarily
// much behind demuxing position. Unfortunately using
// d_video->pts which would have been the simplest
// improvement doesn't work because mpeg specific hacks
// in video.c set d_video->pts to 0.
float x = d_sub->pts - refpts_s;
if (x > -20 && x < 20) // prevent missing subs on pts reset
timestamp = 90000 * d_sub->pts;
else
timestamp = 90000 * curpts_s;
mp_dbg(MSGT_CPLAYER, MSGL_V, "\rDVD sub: len=%d "
"v_pts=%5.3f s_pts=%5.3f ts=%d \n", len,
refpts_s, d_sub->pts, timestamp);
}
}
if (len <= 0 || !packet)
break;
// create it only here, since with some broken demuxers we might
// type = v but no DVD sub and we currently do not change the
// "original frame size" ever after init, leading to wrong-sized
// PGS subtitles.
if (!vo_spudec)
vo_spudec = spudec_new(NULL);
if (track->vobsub_id_plus_one || timestamp >= 0)
spudec_assemble(vo_spudec, packet, len, timestamp);
}
} else if (d_sub && (is_text_sub(type) || (sh_sub && sh_sub->active))) {
bool non_interleaved = track->is_external; // if demuxing subs only
if (non_interleaved)
ds_get_next_pts(d_sub);
while (d_sub->first) {
double subpts_s = ds_get_next_pts(d_sub);
if (subpts_s > curpts_s) {
// Libass handled subs can be fed to it in advance
if (!opts->ass_enabled || !is_text_sub(type))
break;
// Try to avoid demuxing whole file at once
if (non_interleaved && subpts_s > curpts_s + 1)
break;
}
double duration = d_sub->first->duration;
len = ds_get_packet_sub(d_sub, &packet);
if (type == 'm') {
if (len < 2)
continue;
len = FFMIN(len - 2, AV_RB16(packet));
packet += 2;
}
if (sh_sub && sh_sub->active) {
sub_decode(sh_sub, mpctx->osd, packet, len, subpts_s, duration);
continue;
}
// is_text_sub() case
if (subpts_s != MP_NOPTS_VALUE) {
if (duration < 0)
sub_clear_text(&mpctx->subs, MP_NOPTS_VALUE);
if (type == 'a') { // ssa/ass subs without libass => convert to plaintext
int i;
unsigned char *p = packet;
for (i = 0; i < 8 && *p != '\0'; p++)
if (*p == ',')
i++;
if (*p == '\0') /* Broken line? */
continue;
len -= p - packet;
packet = p;
}
double endpts_s = MP_NOPTS_VALUE;
if (subpts_s != MP_NOPTS_VALUE && duration >= 0)
endpts_s = subpts_s + duration;
sub_add_text(&mpctx->subs, packet, len, endpts_s);
set_osd_subtitle(mpctx, &mpctx->subs);
}
if (non_interleaved)
ds_get_next_pts(d_sub);
}
if (!opts->ass_enabled)
if (sub_clear_text(&mpctx->subs, curpts_s))
set_osd_subtitle(mpctx, &mpctx->subs);
}
if (vo_spudec) {
spudec_heartbeat(vo_spudec, 90000 * curpts_s);
if (spudec_changed(vo_spudec))
vo_osd_changed(OSDTYPE_SPU);
}
}
static int check_framedrop(struct MPContext *mpctx, double frame_time)
{
struct MPOpts *opts = &mpctx->opts;
// check for frame-drop:
if (mpctx->sh_audio && !mpctx->ao->untimed && !mpctx->sh_audio->ds->eof) {
static int dropped_frames;
float delay = opts->playback_speed * ao_get_delay(mpctx->ao);
float d = delay - mpctx->delay;
// we should avoid dropping too many frames in sequence unless we
// are too late. and we allow 100ms A-V delay here:
if (d < -dropped_frames * frame_time - 0.100 && !mpctx->paused
&& !mpctx->restart_playback) {
++drop_frame_cnt;
++dropped_frames;
return mpctx->opts.frame_dropping;
} else
dropped_frames = 0;
}
return 0;
}
static float timing_sleep(struct MPContext *mpctx, float time_frame)
{
// assume kernel HZ=100 for softsleep, works with larger HZ but with
// unnecessarily high CPU usage
struct MPOpts *opts = &mpctx->opts;
float margin = opts->softsleep ? 0.011 : 0;
while (time_frame > margin) {
usec_sleep(1000000 * (time_frame - margin));
time_frame -= get_relative_time(mpctx);
}
if (opts->softsleep) {
if (time_frame < 0)
mp_tmsg(MSGT_AVSYNC, MSGL_WARN,
"Warning! Softsleep underflow!\n");
while (time_frame > 0)
time_frame -= get_relative_time(mpctx); // burn the CPU
}
return time_frame;
}
static void reinit_subs(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
struct track *track = mpctx->current_track[STREAM_SUB];
assert(!(mpctx->initialized_flags & INITIALIZED_SUB));
init_demux_stream(mpctx, STREAM_SUB);
vobsub_id = -1;
if (!track)
return;
if (track->demuxer && !track->stream) {
// Lazily added DVD track - we must not miss the first subtitle packet,
// which makes the demuxer create the sh_stream, and contains the first
// subtitle event.
// demux_mpg - maps IDs directly to the logical stream number
track->demuxer->sub->id = track->demuxer_id;
// demux_lavf - IDs are essentially random, have to use MPEG IDs
int id = map_id_to_demuxer(track->demuxer, track->type,
track->demuxer_id);
demux_control(track->demuxer, DEMUXER_CTRL_AUTOSELECT_SUBTITLE, &id);
return;
}
mpctx->initialized_flags |= INITIALIZED_SUB;
if (track->vobsub_id_plus_one) {
vobsub_id = track->vobsub_id_plus_one - 1;
} else if (track->subdata || track->sh_sub) {
#ifdef CONFIG_ASS
if (opts->ass_enabled && track->sh_sub)
sub_init(track->sh_sub, mpctx->osd);
#endif
vo_osd_changed(OSDTYPE_SUBTITLE);
} else if (track->stream) {
if (mpctx->sh_sub->type == 'v')
init_vo_spudec(mpctx);
else
sub_init(mpctx->sh_sub, mpctx->osd);
}
}
static char *track_layout_hash(struct MPContext *mpctx)
{
char *h = talloc_strdup(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;
h = talloc_asprintf_append_buffer(h, "%d-%d-%d-%d-%s\n", type,
track->user_tid, track->default_track, track->is_external,
track->lang ? track->lang : "");
}
}
return h;
}
void mp_switch_track(struct MPContext *mpctx, enum stream_type type,
struct track *track)
{
assert(!track || track->type == type);
struct track *current = mpctx->current_track[type];
if (track == current)
return;
if (type == STREAM_VIDEO) {
uninit_player(mpctx, INITIALIZED_VCODEC |
(mpctx->opts.fixed_vo && track ? 0 : INITIALIZED_VO));
} else if (type == STREAM_AUDIO) {
uninit_player(mpctx, INITIALIZED_AO | INITIALIZED_ACODEC);
} else if (type == STREAM_SUB) {
uninit_player(mpctx, INITIALIZED_SUB);
}
mpctx->current_track[type] = track;
int user_tid = track ? track->user_tid : -2;
if (type == STREAM_VIDEO) {
mpctx->opts.video_id = user_tid;
reinit_video_chain(mpctx);
} else if (type == STREAM_AUDIO) {
mpctx->opts.audio_id = user_tid;
reinit_audio_chain(mpctx);
} else if (type == STREAM_SUB) {
mpctx->opts.sub_id = user_tid;
reinit_subs(mpctx);
}
talloc_free(mpctx->track_layout_hash);
mpctx->track_layout_hash = talloc_steal(mpctx, track_layout_hash(mpctx));
}
struct track *mp_track_by_tid(struct MPContext *mpctx, enum stream_type type,
int tid)
{
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *track = mpctx->tracks[n];
if (track->type == type && track->user_tid == tid)
return track;
}
return NULL;
}
/* Modify video timing to match the audio timeline. There are two main
* reasons this is needed. First, video and audio can start from different
* positions at beginning of file or after a seek (MPlayer starts both
* immediately even if they have different pts). Second, the file can have
* audio timestamps that are inconsistent with the duration of the audio
* packets, for example two consecutive timestamp values differing by
* one second but only a packet with enough samples for half a second
* of playback between them.
*/
static void adjust_sync(struct MPContext *mpctx, double frame_time)
{
if (!mpctx->sh_audio || mpctx->syncing_audio)
return;
double a_pts = written_audio_pts(mpctx) - mpctx->delay;
double v_pts = mpctx->sh_video->pts;
double av_delay = a_pts - v_pts;
// Try to sync vo_flip() so it will *finish* at given time
av_delay += mpctx->last_vo_flip_duration;
av_delay -= audio_delay; // This much pts difference is desired
double change = av_delay * 0.1;
double max_change = default_max_pts_correction >= 0 ?
default_max_pts_correction : frame_time * 0.1;
if (change < -max_change)
change = -max_change;
else if (change > max_change)
change = max_change;
mpctx->delay += change;
mpctx->total_avsync_change += change;
}
static int write_to_ao(struct MPContext *mpctx, void *data, int len, int flags,
double pts)
{
if (mpctx->paused)
return 0;
struct ao *ao = mpctx->ao;
double bps = ao->bps / mpctx->opts.playback_speed;
ao->pts = pts;
// hack used by some mpeg-writing AOs
ao->brokenpts = ((mpctx->sh_video ? mpctx->sh_video->timer : 0) +
mpctx->delay) * 90000.0;
int played = ao_play(mpctx->ao, data, len, flags);
if (played > 0) {
mpctx->delay += played / bps;
// Keep correct pts for remaining data - could be used to flush
// remaining buffer when closing ao.
ao->pts += played / bps;
}
return played;
}
#define ASYNC_PLAY_DONE -3
static int audio_start_sync(struct MPContext *mpctx, int playsize)
{
struct ao *ao = mpctx->ao;
struct MPOpts *opts = &mpctx->opts;
sh_audio_t * const sh_audio = mpctx->sh_audio;
int res;
// Timing info may not be set without
res = decode_audio(sh_audio, &ao->buffer, 1);
if (res < 0)
return res;
int bytes;
bool did_retry = false;
double written_pts;
double bps = ao->bps / opts->playback_speed;
bool hrseek = mpctx->hrseek_active; // audio only hrseek
mpctx->hrseek_active = false;
while (1) {
written_pts = written_audio_pts(mpctx);
double ptsdiff;
if (hrseek)
ptsdiff = written_pts - mpctx->hrseek_pts;
else
ptsdiff = written_pts - mpctx->sh_video->pts - mpctx->delay
- audio_delay;
bytes = ptsdiff * bps;
bytes -= bytes % (ao->channels * af_fmt2bits(ao->format) / 8);
// ogg demuxers give packets without timing
if (written_pts <= 1 && sh_audio->pts == MP_NOPTS_VALUE) {
if (!did_retry) {
// Try to read more data to see packets that have pts
int res = decode_audio(sh_audio, &ao->buffer, ao->bps);
if (res < 0)
return res;
did_retry = true;
continue;
}
bytes = 0;
}
if (fabs(ptsdiff) > 300) // pts reset or just broken?
bytes = 0;
if (bytes > 0)
break;
mpctx->syncing_audio = false;
int a = FFMIN(-bytes, FFMAX(playsize, 20000));
int res = decode_audio(sh_audio, &ao->buffer, a);
bytes += ao->buffer.len;
if (bytes >= 0) {
memmove(ao->buffer.start,
ao->buffer.start + ao->buffer.len - bytes, bytes);
ao->buffer.len = bytes;
if (res < 0)
return res;
return decode_audio(sh_audio, &ao->buffer, playsize);
}
ao->buffer.len = 0;
if (res < 0)
return res;
}
if (hrseek)
// Don't add silence in audio-only case even if position is too late
return 0;
int fillbyte = 0;
if ((ao->format & AF_FORMAT_SIGN_MASK) == AF_FORMAT_US)
fillbyte = 0x80;
if (bytes >= playsize) {
/* This case could fall back to the one below with
* bytes = playsize, but then silence would keep accumulating
* in a_out_buffer if the AO accepts less data than it asks for
* in playsize. */
char *p = malloc(playsize);
memset(p, fillbyte, playsize);
write_to_ao(mpctx, p, playsize, 0, written_pts - bytes / bps);
free(p);
return ASYNC_PLAY_DONE;
}
mpctx->syncing_audio = false;
decode_audio_prepend_bytes(&ao->buffer, bytes, fillbyte);
return decode_audio(sh_audio, &ao->buffer, playsize);
}
static int fill_audio_out_buffers(struct MPContext *mpctx, double endpts)
{
struct MPOpts *opts = &mpctx->opts;
struct ao *ao = mpctx->ao;
int playsize;
int playflags = 0;
bool audio_eof = false;
bool partial_fill = false;
sh_audio_t * const sh_audio = mpctx->sh_audio;
bool modifiable_audio_format = !(ao->format & AF_FORMAT_SPECIAL_MASK);
int unitsize = ao->channels * af_fmt2bits(ao->format) / 8;
// hack used by some mpeg-writing AOs
ao->brokenpts = ((mpctx->sh_video ? mpctx->sh_video->timer : 0) +
mpctx->delay) * 90000.0;
if (mpctx->paused)
playsize = 1; // just initialize things (audio pts at least)
else
playsize = ao_get_space(ao);
// Coming here with hrseek_active still set means audio-only
if (!mpctx->sh_video)
mpctx->syncing_audio = false;
if (!opts->initial_audio_sync || !modifiable_audio_format) {
mpctx->syncing_audio = false;
mpctx->hrseek_active = false;
}
int res;
if (mpctx->syncing_audio || mpctx->hrseek_active)
res = audio_start_sync(mpctx, playsize);
else
res = decode_audio(sh_audio, &ao->buffer, playsize);
if (res < 0) { // EOF, error or format change
if (res == -2) {
/* The format change isn't handled too gracefully. A more precise
* implementation would require draining buffered old-format audio
* while displaying video, then doing the output format switch.
*/
uninit_player(mpctx, INITIALIZED_AO);
reinit_audio_chain(mpctx);
return -1;
} else if (res == ASYNC_PLAY_DONE)
return 0;
else if (mpctx->sh_audio->ds->eof)
audio_eof = true;
}
if (endpts != MP_NOPTS_VALUE && modifiable_audio_format) {
double bytes = (endpts - written_audio_pts(mpctx) + audio_delay)
* ao->bps / opts->playback_speed;
if (playsize > bytes) {
playsize = FFMAX(bytes, 0);
playflags |= AOPLAY_FINAL_CHUNK;
audio_eof = true;
partial_fill = true;
}
}
assert(ao->buffer.len % unitsize == 0);
if (playsize > ao->buffer.len) {
partial_fill = true;
playsize = ao->buffer.len;
if (audio_eof)
playflags |= AOPLAY_FINAL_CHUNK;
}
playsize -= playsize % unitsize;
if (!playsize)
return partial_fill && audio_eof ? -2 : -partial_fill;
// play audio:
int played = write_to_ao(mpctx, ao->buffer.start, playsize, playflags,
written_audio_pts(mpctx));
assert(played % unitsize == 0);
ao->buffer_playable_size = playsize - played;
if (played > 0) {
ao->buffer.len -= played;
memmove(ao->buffer.start, ao->buffer.start + played, ao->buffer.len);
} else if (!mpctx->paused && audio_eof && ao_get_delay(ao) < .04) {
// Sanity check to avoid hanging in case current ao doesn't output
// partial chunks and doesn't check for AOPLAY_FINAL_CHUNK
return -2;
}
return -partial_fill;
}
static void vo_update_window_title(struct MPContext *mpctx)
{
if (!mpctx->video_out)
return;
char *title = mp_property_expand_string(mpctx, mpctx->opts.vo_wintitle);
talloc_free(mpctx->video_out->window_title);
mpctx->video_out->window_title = talloc_steal(mpctx, title);
}
int reinit_video_chain(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
assert(!(mpctx->initialized_flags & INITIALIZED_VCODEC));
init_demux_stream(mpctx, STREAM_VIDEO);
sh_video_t * const sh_video = mpctx->sh_video;
if (!sh_video) {
uninit_player(mpctx, INITIALIZED_VO);
goto no_video;
}
if (!video_read_properties(mpctx->sh_video)) {
mp_tmsg(MSGT_CPLAYER, MSGL_ERR, "Video: Cannot read properties.\n");
goto err_out;
} else {
mp_tmsg(MSGT_CPLAYER, MSGL_V, "[V] filefmt:%d fourcc:0x%X "
"size:%dx%d fps:%5.3f ftime:=%6.4f\n",
mpctx->master_demuxer->file_format, mpctx->sh_video->format,
mpctx->sh_video->disp_w, mpctx->sh_video->disp_h,
mpctx->sh_video->fps, mpctx->sh_video->frametime);
if (force_fps) {
mpctx->sh_video->fps = force_fps;
mpctx->sh_video->frametime = 1.0f / mpctx->sh_video->fps;
}
vo_fps = mpctx->sh_video->fps;
if (!mpctx->sh_video->fps && !force_fps && !opts->correct_pts) {
mp_tmsg(MSGT_CPLAYER, MSGL_ERR, "FPS not specified in the "
"header or invalid, use the -fps option.\n");
}
}
double ar = -1.0;
//================== Init VIDEO (codec & libvo) ==========================
if (!opts->fixed_vo || !(mpctx->initialized_flags & INITIALIZED_VO)) {
mpctx->video_out
= init_best_video_out(opts, mpctx->key_fifo, mpctx->input,
mpctx->encode_lavc_ctx);
if (!mpctx->video_out) {
mp_tmsg(MSGT_CPLAYER, MSGL_FATAL, "Error opening/initializing "
"the selected video_out (-vo) device.\n");
goto err_out;
}
mpctx->initialized_flags |= INITIALIZED_VO;
}
vo_update_window_title(mpctx);
if (stream_control(mpctx->sh_video->ds->demuxer->stream,
STREAM_CTRL_GET_ASPECT_RATIO, &ar) != STREAM_UNSUPPORTED)
mpctx->sh_video->stream_aspect = ar;
{
char *vf_arg[] = {
"_oldargs_", (char *)mpctx->video_out, NULL
};
sh_video->vfilter = vf_open_filter(opts, NULL, "vo", vf_arg);
}
sh_video->vfilter = append_filters(sh_video->vfilter, opts->vf_settings);
struct vf_instance *vf = sh_video->vfilter;
mpctx->osd->render_subs_in_filter
= vf->control(vf, VFCTRL_INIT_OSD, NULL) == VO_TRUE;
init_best_video_codec(sh_video, video_codec_list, video_fm_list);
if (!sh_video->initialized)
goto err_out;
mpctx->initialized_flags |= INITIALIZED_VCODEC;
if (sh_video->codec)
mp_msg(MSGT_IDENTIFY, MSGL_INFO,
"ID_VIDEO_CODEC=%s\n", sh_video->codec->name);
sh_video->last_pts = MP_NOPTS_VALUE;
sh_video->num_buffered_pts = 0;
sh_video->next_frame_time = 0;
mpctx->restart_playback = true;
mpctx->delay = 0;
// ========== Init display (sh_video->disp_w*sh_video->disp_h/out_fmt) ============
return 1;
err_out:
if (!opts->fixed_vo)
uninit_player(mpctx, INITIALIZED_VO);
cleanup_demux_stream(mpctx, STREAM_VIDEO);
no_video:
mpctx->current_track[STREAM_VIDEO] = NULL;
mp_tmsg(MSGT_CPLAYER, MSGL_INFO, "Video: no video\n");
return 0;
}
static double update_video_nocorrect_pts(struct MPContext *mpctx)
{
struct sh_video *sh_video = mpctx->sh_video;
double frame_time = 0;
struct vo *video_out = mpctx->video_out;
while (1) {
// In nocorrect-pts mode there is no way to properly time these frames
if (vo_get_buffered_frame(video_out, 0) >= 0)
break;
if (vf_output_queued_frame(sh_video->vfilter))
break;
unsigned char *packet = NULL;
frame_time = sh_video->next_frame_time;
if (mpctx->restart_playback)
frame_time = 0;
int in_size = 0;
while (!in_size)
in_size = video_read_frame(sh_video, &sh_video->next_frame_time,
&packet, force_fps);
if (in_size < 0)
return -1;
if (in_size > max_framesize)
max_framesize = in_size;
sh_video->timer += frame_time;
if (mpctx->sh_audio)
mpctx->delay -= frame_time;
// video_read_frame can change fps (e.g. for ASF video)
vo_fps = sh_video->fps;
int framedrop_type = check_framedrop(mpctx, frame_time);
void *decoded_frame;
decoded_frame = decode_video(sh_video, sh_video->ds->current, packet,
in_size, framedrop_type, sh_video->pts);
if (decoded_frame) {
filter_video(sh_video, decoded_frame, sh_video->pts);
}
break;
}
return frame_time;
}
static void determine_frame_pts(struct MPContext *mpctx)
{
struct sh_video *sh_video = mpctx->sh_video;
struct MPOpts *opts = &mpctx->opts;
if (opts->user_pts_assoc_mode)
sh_video->pts_assoc_mode = opts->user_pts_assoc_mode;
else if (sh_video->pts_assoc_mode == 0) {
if (mpctx->sh_video->ds->demuxer->timestamp_type == TIMESTAMP_TYPE_PTS
&& sh_video->codec_reordered_pts != MP_NOPTS_VALUE)
sh_video->pts_assoc_mode = 1;
else
sh_video->pts_assoc_mode = 2;
} else {
int probcount1 = sh_video->num_reordered_pts_problems;
int probcount2 = sh_video->num_sorted_pts_problems;
if (sh_video->pts_assoc_mode == 2) {
int tmp = probcount1;
probcount1 = probcount2;
probcount2 = tmp;
}
if (probcount1 >= probcount2 * 1.5 + 2) {
sh_video->pts_assoc_mode = 3 - sh_video->pts_assoc_mode;
mp_msg(MSGT_CPLAYER, MSGL_V, "Switching to pts association mode "
"%d.\n", sh_video->pts_assoc_mode);
}
}
sh_video->pts = sh_video->pts_assoc_mode == 1 ?
sh_video->codec_reordered_pts : sh_video->sorted_pts;
}
static double update_video(struct MPContext *mpctx)
{
struct sh_video *sh_video = mpctx->sh_video;
struct vo *video_out = mpctx->video_out;
sh_video->vfilter->control(sh_video->vfilter, VFCTRL_SET_OSD_OBJ,
mpctx->osd); // for vf_sub
if (!mpctx->opts.correct_pts)
return update_video_nocorrect_pts(mpctx);
double pts;
while (1) {
if (vo_get_buffered_frame(video_out, false) >= 0)
break;
// XXX Time used in this call is not counted in any performance
// timer now
if (vf_output_queued_frame(sh_video->vfilter))
break;
int in_size = 0;
unsigned char *buf = NULL;
pts = MP_NOPTS_VALUE;
struct demux_packet *pkt;
while (1) {
pkt = ds_get_packet2(mpctx->sh_video->ds, false);
if (!pkt || pkt->len)
break;
/* Packets with size 0 are assumed to not correspond to frames,
* but to indicate the absence of a frame in formats like AVI
* that must have packets at fixed timecode intervals. */
}
if (pkt) {
in_size = pkt->len;
buf = pkt->buffer;
pts = pkt->pts;
}
if (pts != MP_NOPTS_VALUE)
pts += mpctx->video_offset;
if (in_size > max_framesize)
max_framesize = in_size;
if (pts >= mpctx->hrseek_pts - .005)
mpctx->hrseek_framedrop = false;
int framedrop_type = mpctx->hrseek_framedrop ? 1 :
check_framedrop(mpctx, sh_video->frametime);
void *decoded_frame = decode_video(sh_video, pkt, buf, in_size,
framedrop_type, pts);
if (decoded_frame) {
determine_frame_pts(mpctx);
filter_video(sh_video, decoded_frame, sh_video->pts);
} else if (!pkt) {
if (vo_get_buffered_frame(video_out, true) < 0)
return -1;
}
break;
}
if (!video_out->frame_loaded)
return 0;
pts = video_out->next_pts;
if (pts == MP_NOPTS_VALUE) {
mp_msg(MSGT_CPLAYER, MSGL_ERR, "Video pts after filters MISSING\n");
// Try to use decoder pts from before filters
pts = sh_video->pts;
if (pts == MP_NOPTS_VALUE)
pts = sh_video->last_pts;
}
if (mpctx->hrseek_active && pts < mpctx->hrseek_pts - .005) {
vo_skip_frame(video_out);
return 0;
}
mpctx->hrseek_active = false;
sh_video->pts = pts;
if (sh_video->last_pts == MP_NOPTS_VALUE)
sh_video->last_pts = sh_video->pts;
else if (sh_video->last_pts > sh_video->pts) {
mp_msg(MSGT_CPLAYER, MSGL_INFO, "Decreasing video pts: %f < %f\n",
sh_video->pts, sh_video->last_pts);
/* If the difference in pts is small treat it as jitter around the
* right value (possibly caused by incorrect timestamp ordering) and
* just show this frame immediately after the last one.
* Treat bigger differences as timestamp resets and start counting
* timing of later frames from the position of this one. */
if (sh_video->last_pts - sh_video->pts > 0.5)
sh_video->last_pts = sh_video->pts;
else
sh_video->pts = sh_video->last_pts;
}
double frame_time = sh_video->pts - sh_video->last_pts;
sh_video->last_pts = sh_video->pts;
sh_video->timer += frame_time;
if (mpctx->sh_audio)
mpctx->delay -= frame_time;
return frame_time;
}
void pause_player(struct MPContext *mpctx)
{
if (mpctx->paused)
return;
mpctx->paused = 1;
mpctx->step_frames = 0;
mpctx->time_frame -= get_relative_time(mpctx);
mpctx->osd_function = OSD_PAUSE;
if (mpctx->video_out && mpctx->sh_video && mpctx->video_out->config_ok)
vo_control(mpctx->video_out, VOCTRL_PAUSE, NULL);
if (mpctx->ao && mpctx->sh_audio)
ao_pause(mpctx->ao); // pause audio, keep data if possible
// Only print status if there's actually a file being played.
if (mpctx->num_sources)
print_status(mpctx, MP_NOPTS_VALUE, false);
if (!mpctx->opts.quiet)
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_PAUSED\n");
}
void unpause_player(struct MPContext *mpctx)
{
if (!mpctx->paused)
return;
mpctx->paused = 0;
if (!mpctx->step_frames)
mpctx->osd_function = OSD_PLAY;
if (mpctx->ao && mpctx->sh_audio)
ao_resume(mpctx->ao);
if (mpctx->video_out && mpctx->sh_video && mpctx->video_out->config_ok
&& !mpctx->step_frames)
vo_control(mpctx->video_out, VOCTRL_RESUME, NULL); // resume video
(void)get_relative_time(mpctx); // ignore time that passed during pause
}
static void draw_osd(struct MPContext *mpctx)
{
struct vo *vo = mpctx->video_out;
mpctx->osd->vo_pts = mpctx->video_pts;
vo_draw_osd(vo, mpctx->osd);
mpctx->osd->want_redraw = false;
}
static bool redraw_osd(struct MPContext *mpctx)
{
struct vo *vo = mpctx->video_out;
if (vo_redraw_frame(vo) < 0)
return false;
draw_osd(mpctx);
vo_flip_page(vo, 0, -1);
return true;
}
void add_step_frame(struct MPContext *mpctx)
{
mpctx->step_frames++;
if (mpctx->video_out && mpctx->sh_video && mpctx->video_out->config_ok)
vo_control(mpctx->video_out, VOCTRL_PAUSE, NULL);
unpause_player(mpctx);
}
static void seek_reset(struct MPContext *mpctx, bool reset_ao, bool reset_ac)
{
if (mpctx->sh_video) {
resync_video_stream(mpctx->sh_video);
mpctx->sh_video->timer = 0;
vo_seek_reset(mpctx->video_out);
mpctx->sh_video->timer = 0;
mpctx->sh_video->num_buffered_pts = 0;
mpctx->sh_video->last_pts = MP_NOPTS_VALUE;
mpctx->delay = 0;
mpctx->time_frame = 0;
// Not all demuxers set d_video->pts during seek, so this value
// (which is used by at least vobsub code below) may be completely
// wrong (probably 0).
mpctx->sh_video->pts = mpctx->sh_video->ds->pts + mpctx->video_offset;
mpctx->video_pts = mpctx->sh_video->pts;
}
if (mpctx->sh_audio && reset_ac) {
resync_audio_stream(mpctx->sh_audio);
if (reset_ao)
ao_reset(mpctx->ao);
mpctx->ao->buffer.len = mpctx->ao->buffer_playable_size;
mpctx->sh_audio->a_buffer_len = 0;
}
reset_subtitles(mpctx);
if (vo_vobsub && mpctx->sh_video) {
vobsub_seek(vo_vobsub, mpctx->sh_video->pts);
}
mpctx->restart_playback = true;
mpctx->hrseek_active = false;
mpctx->hrseek_framedrop = false;
mpctx->total_avsync_change = 0;
drop_frame_cnt = 0;
#ifdef CONFIG_ENCODING
encode_lavc_discontinuity(mpctx->encode_lavc_ctx);
#endif
}
static bool timeline_set_part(struct MPContext *mpctx, int i, bool force)
{
struct timeline_part *p = mpctx->timeline + mpctx->timeline_part;
struct timeline_part *n = mpctx->timeline + i;
mpctx->timeline_part = i;
mpctx->video_offset = n->start - n->source_start;
if (n->source == p->source && !force)
return false;
enum stop_play_reason orig_stop_play = mpctx->stop_play;
if (!mpctx->sh_video && mpctx->stop_play == KEEP_PLAYING)
mpctx->stop_play = AT_END_OF_FILE; // let audio uninit drain data
uninit_player(mpctx, INITIALIZED_VCODEC | (mpctx->opts.fixed_vo ? 0 : INITIALIZED_VO) | (mpctx->opts.gapless_audio ? 0 : INITIALIZED_AO) | INITIALIZED_ACODEC | INITIALIZED_SUB);
mpctx->stop_play = orig_stop_play;
mpctx->demuxer = n->source;
mpctx->stream = mpctx->demuxer->stream;
// While another timeline was active, the selection of active tracks might
// have been changed - possibly we need to update this source.
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *track = mpctx->tracks[n];
if (track->under_timeline) {
track->demuxer = mpctx->demuxer;
track->stream = demuxer_stream_by_demuxer_id(track->demuxer,
track->type,
track->demuxer_id);
}
}
preselect_demux_streams(mpctx);
return true;
}
// Given pts, switch playback to the corresponding part.
// Return offset within that part.
static double timeline_set_from_time(struct MPContext *mpctx, double pts,
bool *need_reset)
{
if (pts < 0)
pts = 0;
for (int i = 0; i < mpctx->num_timeline_parts; i++) {
struct timeline_part *p = mpctx->timeline + i;
if (pts < (p + 1)->start) {
*need_reset = timeline_set_part(mpctx, i, false);
return pts - p->start + p->source_start;
}
}
return -1;
}
// return -1 if seek failed (non-seekable stream?), 0 otherwise
static int seek(MPContext *mpctx, struct seek_params seek,
bool timeline_fallthrough)
{
struct MPOpts *opts = &mpctx->opts;
if (!mpctx->demuxer)
return -1;
if (mpctx->stop_play == AT_END_OF_FILE)
mpctx->stop_play = KEEP_PLAYING;
bool hr_seek = mpctx->demuxer->accurate_seek && opts->correct_pts;
hr_seek &= seek.exact >= 0 && seek.type != MPSEEK_FACTOR;
hr_seek &= opts->hr_seek == 0 && seek.type == MPSEEK_ABSOLUTE
|| opts->hr_seek > 0 || seek.exact > 0;
if (seek.type == MPSEEK_FACTOR
|| seek.type == MPSEEK_ABSOLUTE
&& seek.amount < mpctx->last_chapter_pts
|| seek.amount < 0)
mpctx->last_chapter_seek = -2;
if (mpctx->timeline && seek.type == MPSEEK_FACTOR) {
seek.amount *= mpctx->timeline[mpctx->num_timeline_parts].start;
seek.type = MPSEEK_ABSOLUTE;
}
if ((mpctx->demuxer->accurate_seek || mpctx->timeline)
&& seek.type == MPSEEK_RELATIVE) {
seek.type = MPSEEK_ABSOLUTE;
seek.direction = seek.amount > 0 ? 1 : -1;
seek.amount += get_current_time(mpctx);
}
/* At least the liba52 decoder wants to read from the input stream
* during initialization, so reinit must be done after the demux_seek()
* call that clears possible stream EOF. */
bool need_reset = false;
double demuxer_amount = seek.amount;
if (mpctx->timeline) {
demuxer_amount = timeline_set_from_time(mpctx, seek.amount,
&need_reset);
if (demuxer_amount == -1) {
assert(!need_reset);
mpctx->stop_play = AT_END_OF_FILE;
// Clear audio from current position
if (mpctx->sh_audio && !timeline_fallthrough) {
ao_reset(mpctx->ao);
mpctx->sh_audio->a_buffer_len = 0;
}
return -1;
}
}
if (need_reset) {
reinit_video_chain(mpctx);
reinit_subs(mpctx);
}
int demuxer_style = 0;
switch (seek.type) {
case MPSEEK_FACTOR:
demuxer_style |= SEEK_FACTOR; // fallthrough
case MPSEEK_ABSOLUTE:
demuxer_style |= SEEK_ABSOLUTE;
}
if (hr_seek || seek.direction < 0)
demuxer_style |= SEEK_BACKWARD;
else if (seek.direction > 0)
demuxer_style |= SEEK_FORWARD;
if (hr_seek)
demuxer_amount -= opts->hr_seek_demuxer_offset;
int seekresult = demux_seek(mpctx->demuxer, demuxer_amount, audio_delay,
demuxer_style);
if (seekresult == 0) {
if (need_reset) {
reinit_audio_chain(mpctx);
seek_reset(mpctx, !timeline_fallthrough, false);
}
return -1;
}
// If audio or demuxer subs come from different files, seek them too:
bool have_external_tracks = false;
for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
struct track *track = mpctx->current_track[type];
have_external_tracks |= track && track->is_external && track->demuxer;
}
if (have_external_tracks) {
double main_new_pos = MP_NOPTS_VALUE;
if (seek.type == MPSEEK_ABSOLUTE)
main_new_pos = seek.amount - mpctx->video_offset;
for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
struct demux_stream *ds = mpctx->demuxer->ds[type];
if (ds->sh && main_new_pos == MP_NOPTS_VALUE) {
demux_fill_buffer(mpctx->demuxer, ds);
if (ds->first)
main_new_pos = ds->first->pts;
}
}
assert(main_new_pos != MP_NOPTS_VALUE);
for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
struct track *track = mpctx->current_track[type];
if (track && track->is_external && track->demuxer)
demux_seek(track->demuxer, main_new_pos, audio_delay,
SEEK_ABSOLUTE);
}
}
if (need_reset)
reinit_audio_chain(mpctx);
/* If we just reinitialized audio it doesn't need to be reset,
* and resetting could lose audio some decoders produce during init. */
seek_reset(mpctx, !timeline_fallthrough, !need_reset);
/* Use the target time as "current position" for further relative
* seeks etc until a new video frame has been decoded */
if (seek.type == MPSEEK_ABSOLUTE) {
mpctx->video_pts = seek.amount;
mpctx->last_seek_pts = seek.amount;
} else
mpctx->last_seek_pts = MP_NOPTS_VALUE;
if (hr_seek) {
mpctx->hrseek_active = true;
mpctx->hrseek_framedrop = true;
mpctx->hrseek_pts = seek.amount;
}
mpctx->start_timestamp = GetTimerMS();
return 0;
}
void queue_seek(struct MPContext *mpctx, enum seek_type type, double amount,
int exact)
{
struct seek_params *seek = &mpctx->seek;
switch (type) {
case MPSEEK_RELATIVE:
if (seek->type == MPSEEK_FACTOR)
return; // Well... not common enough to bother doing better
seek->amount += amount;
seek->exact = FFMAX(seek->exact, exact);
if (seek->type == MPSEEK_NONE)
seek->exact = exact;
if (seek->type == MPSEEK_ABSOLUTE)
return;
if (seek->amount == 0) {
*seek = (struct seek_params){ 0 };
return;
}
seek->type = MPSEEK_RELATIVE;
return;
case MPSEEK_ABSOLUTE:
case MPSEEK_FACTOR:
*seek = (struct seek_params) {
.type = type,
.amount = amount,
.exact = exact,
};
return;
case MPSEEK_NONE:
*seek = (struct seek_params){ 0 };
return;
}
abort();
}
double get_time_length(struct MPContext *mpctx)
{
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return 0;
if (mpctx->timeline)
return mpctx->timeline[mpctx->num_timeline_parts].start;
double get_time_ans;
// <= 0 means DEMUXER_CTRL_NOTIMPL or DEMUXER_CTRL_DONTKNOW
if (demux_control(demuxer, DEMUXER_CTRL_GET_TIME_LENGTH,
(void *) &get_time_ans) > 0)
return get_time_ans;
struct sh_video *sh_video = mpctx->sh_video;
struct sh_audio *sh_audio = mpctx->sh_audio;
if (sh_video && sh_video->i_bps && sh_audio && sh_audio->i_bps)
return (double) (demuxer->movi_end - demuxer->movi_start) /
(sh_video->i_bps + sh_audio->i_bps);
if (sh_video && sh_video->i_bps)
return (double) (demuxer->movi_end - demuxer->movi_start) /
sh_video->i_bps;
if (sh_audio && sh_audio->i_bps)
return (double) (demuxer->movi_end - demuxer->movi_start) /
sh_audio->i_bps;
return 0;
}
/* If there are timestamps from stream level then use those (for example
* DVDs can have consistent times there while the MPEG-level timestamps
* reset). */
double get_current_time(struct MPContext *mpctx)
{
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return 0;
if (demuxer->stream_pts != MP_NOPTS_VALUE)
return demuxer->stream_pts;
if (mpctx->sh_video) {
double pts = mpctx->video_pts;
if (pts != MP_NOPTS_VALUE)
return pts;
}
double apts = playing_audio_pts(mpctx);
if (apts != MP_NOPTS_VALUE)
return apts;
if (mpctx->last_seek_pts != MP_NOPTS_VALUE)
return mpctx->last_seek_pts;
return 0;
}
int get_percent_pos(struct MPContext *mpctx)
{
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return 0;
int ans = 0;
if (mpctx->timeline)
ans = get_current_time(mpctx) * 100 /
mpctx->timeline[mpctx->num_timeline_parts].start;
else if (demux_control(demuxer, DEMUXER_CTRL_GET_PERCENT_POS, &ans) > 0)
;
else {
int len = (demuxer->movi_end - demuxer->movi_start) / 100;
off_t pos = demuxer->filepos > 0 ?
demuxer->filepos : stream_tell(demuxer->stream);
if (len > 0)
ans = (pos - demuxer->movi_start) / len;
else
ans = 0;
}
if (ans < 0)
ans = 0;
if (ans > 100)
ans = 100;
return ans;
}
// -2 is no chapters, -1 is before first chapter
int get_current_chapter(struct MPContext *mpctx)
{
double current_pts = get_current_time(mpctx);
if (mpctx->chapters) {
int i;
for (i = 1; i < mpctx->num_chapters; i++)
if (current_pts < mpctx->chapters[i].start)
break;
return FFMAX(mpctx->last_chapter_seek, i - 1);
}
if (mpctx->master_demuxer)
return FFMAX(mpctx->last_chapter_seek,
demuxer_get_current_chapter(mpctx->master_demuxer, current_pts));
return -2;
}
char *chapter_display_name(struct MPContext *mpctx, int chapter)
{
char *name = chapter_name(mpctx, chapter);
char *dname = name;
if (name) {
dname = talloc_asprintf(NULL, "(%d) %s", chapter + 1, name);
} else {
int chapter_count = get_chapter_count(mpctx);
if (chapter_count <= 0)
dname = talloc_asprintf(NULL, "(%d)", chapter + 1);
else
dname = talloc_asprintf(NULL, "(%d) of %d", chapter + 1,
chapter_count);
}
if (dname != name)
talloc_free(name);
return dname;
}
// returns NULL if chapter name unavailable
char *chapter_name(struct MPContext *mpctx, int chapter)
{
if (mpctx->chapters)
return talloc_strdup(NULL, mpctx->chapters[chapter].name);
if (mpctx->master_demuxer)
return demuxer_chapter_name(mpctx->master_demuxer, chapter);
return NULL;
}
// returns the start of the chapter in seconds (-1 if unavailable)
double chapter_start_time(struct MPContext *mpctx, int chapter)
{
if (mpctx->chapters)
return mpctx->chapters[chapter].start;
if (mpctx->master_demuxer)
return demuxer_chapter_time(mpctx->master_demuxer, chapter, NULL);
return -1;
}
int get_chapter_count(struct MPContext *mpctx)
{
if (mpctx->chapters)
return mpctx->num_chapters;
if (mpctx->master_demuxer)
return demuxer_chapter_count(mpctx->master_demuxer);
return 0;
}
int seek_chapter(struct MPContext *mpctx, int chapter, double *seek_pts)
{
mpctx->last_chapter_seek = -2;
if (mpctx->chapters) {
if (chapter >= mpctx->num_chapters)
return -1;
if (chapter < 0)
chapter = 0;
*seek_pts = mpctx->chapters[chapter].start;
mpctx->last_chapter_seek = chapter;
mpctx->last_chapter_pts = *seek_pts;
return chapter;
}
if (mpctx->master_demuxer) {
int res = demuxer_seek_chapter(mpctx->master_demuxer, chapter, seek_pts);
if (res >= 0) {
if (*seek_pts == -1)
seek_reset(mpctx, true, true); // for DVD
else {
mpctx->last_chapter_seek = res;
mpctx->last_chapter_pts = *seek_pts;
}
}
return res;
}
return -1;
}
static void run_playloop(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
bool full_audio_buffers = false;
bool audio_left = false, video_left = false;
double endpts = get_play_end_pts(mpctx);
bool end_is_chapter = false;
double sleeptime = WAKEUP_PERIOD;
bool was_restart = mpctx->restart_playback;
#ifdef CONFIG_ENCODING
if (encode_lavc_didfail(mpctx->encode_lavc_ctx)) {
mpctx->stop_play = PT_QUIT;
return;
}
#endif
// Add tracks that were added by the demuxer later (e.g. MPEG)
if (!mpctx->timeline && mpctx->demuxer)
add_demuxer_tracks(mpctx, mpctx->demuxer);
if (mpctx->timeline) {
double end = mpctx->timeline[mpctx->timeline_part + 1].start;
if (endpts == MP_NOPTS_VALUE || end < endpts) {
endpts = end;
end_is_chapter = true;
}
}
if (opts->chapterrange[1] > 0) {
int cur_chapter = get_current_chapter(mpctx);
if (cur_chapter != -1 && cur_chapter + 1 > opts->chapterrange[1])
mpctx->stop_play = PT_NEXT_ENTRY;
}
// Possibly needed for stream auto selection in demux_lavf (?)
if (!mpctx->sh_audio && mpctx->master_demuxer->audio->sh) {
for (int n = 0; n < mpctx->num_tracks; n++) {
if (mpctx->tracks[n]->stream == ds_gsh(mpctx->master_demuxer->audio)) {
mpctx->current_track[STREAM_AUDIO] = mpctx->tracks[n];
break;
}
}
reinit_audio_chain(mpctx);
}
if (mpctx->step_frames && !mpctx->sh_video) {
mpctx->step_frames = 0;
pause_player(mpctx);
}
if (mpctx->sh_audio && !mpctx->restart_playback && !mpctx->ao->untimed) {
int status = fill_audio_out_buffers(mpctx, endpts);
full_audio_buffers = status >= 0;
// Not at audio stream EOF yet
audio_left = status > -2;
}
double buffered_audio = -1;
while (mpctx->sh_video) { // never loops, for "break;" only
struct vo *vo = mpctx->video_out;
vo_pts = mpctx->sh_video->timer * 90000.0;
vo_fps = mpctx->sh_video->fps;
video_left = vo->hasframe || vo->frame_loaded;
if (!vo->frame_loaded && (!mpctx->paused || mpctx->restart_playback)) {
double frame_time = update_video(mpctx);
mp_dbg(MSGT_AVSYNC, MSGL_DBG2, "*** ftime=%5.3f ***\n", frame_time);
if (mpctx->sh_video->vf_initialized < 0) {
mp_tmsg(MSGT_CPLAYER, MSGL_FATAL,
"\nFATAL: Could not initialize video filters (-vf) "
"or video output (-vo).\n");
uninit_player(mpctx, INITIALIZED_VCODEC | INITIALIZED_VO);
cleanup_demux_stream(mpctx, STREAM_VIDEO);
mpctx->current_track[STREAM_VIDEO] = NULL;
if (!mpctx->current_track[STREAM_AUDIO])
mpctx->stop_play = PT_NEXT_ENTRY;
break;
}
video_left = frame_time >= 0;
if (video_left && !mpctx->restart_playback) {
mpctx->time_frame += frame_time / opts->playback_speed;
adjust_sync(mpctx, frame_time);
}
}
if (endpts != MP_NOPTS_VALUE)
video_left &= mpctx->sh_video->pts < endpts;
// ================================================================
vo_check_events(vo);
#ifdef CONFIG_X11
if (stop_xscreensaver && vo->x11) {
xscreensaver_heartbeat(vo->x11);
}
#endif
if (heartbeat_cmd) {
static unsigned last_heartbeat;
unsigned now = GetTimerMS();
if (now - last_heartbeat > 30000) {
last_heartbeat = now;
system(heartbeat_cmd);
}
}
if (!video_left || (mpctx->paused && !mpctx->restart_playback))
break;
if (!vo->frame_loaded) {
sleeptime = 0;
break;
}
mpctx->time_frame -= get_relative_time(mpctx);
if (full_audio_buffers && !mpctx->restart_playback) {
buffered_audio = ao_get_delay(mpctx->ao);
mp_dbg(MSGT_AVSYNC, MSGL_DBG2, "delay=%f\n", buffered_audio);
if (opts->autosync) {
/* Smooth reported playback position from AO by averaging
* it with the value expected based on previus value and
* time elapsed since then. May help smooth video timing
* with audio output that have inaccurate position reporting.
* This is badly implemented; the behavior of the smoothing
* now undesirably depends on how often this code runs
* (mainly depends on video frame rate). */
float predicted = (mpctx->delay / opts->playback_speed +
mpctx->time_frame);
float difference = buffered_audio - predicted;
buffered_audio = predicted + difference / opts->autosync;
}
mpctx->time_frame = (buffered_audio -
mpctx->delay / opts->playback_speed);
} else {
/* If we're more than 200 ms behind the right playback
* position, don't try to speed up display of following
* frames to catch up; continue with default speed from
* the current frame instead.
* If untimed is set always output frames immediately
* without sleeping.
*/
if (mpctx->time_frame < -0.2 || opts->untimed)
mpctx->time_frame = 0;
}
double vsleep = mpctx->time_frame - vo->flip_queue_offset;
if (vsleep > 0.050) {
sleeptime = FFMIN(sleeptime, vsleep - 0.040);
break;
}
sleeptime = 0;
//=================== FLIP PAGE (VIDEO BLT): ======================
vo_new_frame_imminent(vo);
struct sh_video *sh_video = mpctx->sh_video;
mpctx->video_pts = sh_video->pts;
update_subtitles(mpctx, sh_video->pts);
update_osd_msg(mpctx);
draw_osd(mpctx);
mpctx->time_frame -= get_relative_time(mpctx);
mpctx->time_frame -= vo->flip_queue_offset;
if (mpctx->time_frame > 0.001
&& !(mpctx->sh_video->output_flags & VFCAP_TIMER))
mpctx->time_frame = timing_sleep(mpctx, mpctx->time_frame);
mpctx->time_frame += vo->flip_queue_offset;
unsigned int t2 = GetTimer();
/* Playing with playback speed it's possible to get pathological
* cases with mpctx->time_frame negative enough to cause an
* overflow in pts_us calculation, thus the FFMAX. */
double time_frame = FFMAX(mpctx->time_frame, -1);
unsigned int pts_us = mpctx->last_time + time_frame * 1e6;
int duration = -1;
double pts2 = vo->next_pts2;
if (pts2 != MP_NOPTS_VALUE && opts->correct_pts &&
!mpctx->restart_playback) {
// expected A/V sync correction is ignored
double diff = (pts2 - mpctx->video_pts);
diff /= opts->playback_speed;
if (mpctx->time_frame < 0)
diff += mpctx->time_frame;
if (diff < 0)
diff = 0;
if (diff > 10)
diff = 10;
duration = diff * 1e6;
}
vo_flip_page(vo, pts_us | 1, duration);
mpctx->last_vo_flip_duration = (GetTimer() - t2) * 0.000001;
if (vo->driver->flip_page_timed) {
// No need to adjust sync based on flip speed
mpctx->last_vo_flip_duration = 0;
// For print_status - VO call finishing early is OK for sync
mpctx->time_frame -= get_relative_time(mpctx);
}
if (mpctx->restart_playback) {
mpctx->syncing_audio = true;
if (mpctx->sh_audio)
fill_audio_out_buffers(mpctx, endpts);
mpctx->restart_playback = false;
mpctx->time_frame = 0;
get_relative_time(mpctx);
}
print_status(mpctx, MP_NOPTS_VALUE, true);
screenshot_flip(mpctx);
if (play_n_frames >= 0) {
--play_n_frames;
if (play_n_frames <= 0)
mpctx->stop_play = PT_NEXT_ENTRY;
}
if (mpctx->step_frames > 0) {
mpctx->step_frames--;
if (mpctx->step_frames == 0)
pause_player(mpctx);
}
break;
} // video
if (mpctx->sh_audio && (mpctx->restart_playback ? !video_left :
mpctx->ao->untimed && (mpctx->delay <= 0 ||
!video_left))) {
int status = fill_audio_out_buffers(mpctx, endpts);
full_audio_buffers = status >= 0 && !mpctx->ao->untimed;
// Not at audio stream EOF yet
audio_left = status > -2;
}
if (!video_left)
mpctx->restart_playback = false;
if (mpctx->sh_audio && buffered_audio == -1)
buffered_audio = mpctx->paused ? 0 : ao_get_delay(mpctx->ao);
update_osd_msg(mpctx);
#ifdef CONFIG_STREAM_CACHE
// The cache status is part of the status line. Possibly update it.
if (mpctx->paused && opts->stream_cache_size > 0)
print_status(mpctx, MP_NOPTS_VALUE, false);
#endif
if (!video_left && (!mpctx->paused || was_restart)) {
double a_pos = 0;
if (mpctx->sh_audio) {
a_pos = (written_audio_pts(mpctx) -
mpctx->opts.playback_speed * buffered_audio);
}
print_status(mpctx, a_pos, false);
if (!mpctx->sh_video)
update_subtitles(mpctx, a_pos);
}
/* It's possible for the user to simultaneously switch both audio
* and video streams to "disabled" at runtime. Handle this by waiting
* rather than immediately stopping playback due to EOF.
*
* When all audio has been written to output driver, stay in the
* main loop handling commands until it has been mostly consumed,
* except in the gapless case, where the next file will be started
* while audio from the current one still remains to be played.
*
* We want this check to trigger if we seeked to this position,
* but not if we paused at it with audio possibly still buffered in
* the AO. There's currently no working way to check buffered audio
* inside AO while paused. Thus the "was_restart" check below, which
* should trigger after seek only, when we know there's no audio
* buffered.
*/
if ((mpctx->sh_audio || mpctx->sh_video) && !audio_left && !video_left
&& (opts->gapless_audio || buffered_audio < 0.05)
&& (!mpctx->paused || was_restart)) {
if (end_is_chapter) {
seek(mpctx, (struct seek_params){
.type = MPSEEK_ABSOLUTE,
.amount = mpctx->timeline[mpctx->timeline_part+1].start
}, true);
} else
mpctx->stop_play = AT_END_OF_FILE;
} else if (!mpctx->stop_play) {
double audio_sleep = 9;
if (mpctx->sh_audio && !mpctx->paused) {
if (mpctx->ao->untimed) {
if (!video_left)
audio_sleep = 0;
} else if (full_audio_buffers) {
audio_sleep = buffered_audio - 0.050;
// Keep extra safety margin if the buffers are large
if (audio_sleep > 0.100)
audio_sleep = FFMAX(audio_sleep - 0.200, 0.100);
else
audio_sleep = FFMAX(audio_sleep, 0.020);
} else
audio_sleep = 0.020;
}
sleeptime = FFMIN(sleeptime, audio_sleep);
if (sleeptime > 0 && mpctx->sh_video) {
bool want_redraw = mpctx->video_out->want_redraw;
if (mpctx->video_out->default_caps & VFCAP_OSD)
want_redraw |= mpctx->osd->want_redraw;
mpctx->osd->want_redraw = false;
if (want_redraw) {
if (redraw_osd(mpctx)) {
sleeptime = 0;
} else if (mpctx->paused && video_left) {
// force redrawing OSD by framestepping
add_step_frame(mpctx);
sleeptime = 0;
}
}
}
if (sleeptime > 0)
mp_input_get_cmd(mpctx->input, sleeptime * 1000, true);
}
//================= Keyboard events, SEEKing ====================
mp_cmd_t *cmd;
while ((cmd = mp_input_get_cmd(mpctx->input, 0, 1)) != NULL) {
/* Allow running consecutive seek commands to combine them,
* but execute the seek before running other commands.
* If the user seeks continuously (keeps arrow key down)
* try to finish showing a frame from one location before doing
* another seek (which could lead to unchanging display). */
if (mpctx->seek.type && cmd->id != MP_CMD_SEEK
|| mpctx->restart_playback && cmd->id == MP_CMD_SEEK
&& GetTimerMS() - mpctx->start_timestamp < 300)
break;
cmd = mp_input_get_cmd(mpctx->input, 0, 0);
run_command(mpctx, cmd);
mp_cmd_free(cmd);
if (mpctx->stop_play)
break;
}
// handle -sstep
if (step_sec > 0 && !mpctx->paused && !mpctx->restart_playback) {
mpctx->osd_function = OSD_FFW;
queue_seek(mpctx, MPSEEK_RELATIVE, step_sec, 0);
}
/* Looping. */
if (opts->loop_times >= 0 && (mpctx->stop_play == AT_END_OF_FILE ||
mpctx->stop_play == PT_NEXT_ENTRY)) {
mp_msg(MSGT_CPLAYER, MSGL_V, "loop_times = %d\n", opts->loop_times);
int stop_reason = mpctx->stop_play;
if (opts->loop_times > 1)
opts->loop_times--;
else if (opts->loop_times == 1)
opts->loop_times = -1;
play_n_frames = play_n_frames_mf;
mpctx->stop_play = 0;
mpctx->seek = (struct seek_params) {0};
struct seek_params sp = {
.type = MPSEEK_ABSOLUTE,
.amount = rel_time_to_abs(mpctx, opts->play_start, 0),
.exact = 1,
};
if (seek(mpctx, sp, false) != 0) {
mp_msg(MSGT_CPLAYER, MSGL_ERR, "Can't loop an unseekable file.\n");
opts->loop_times = -1;
mpctx->stop_play = stop_reason;
}
}
if (mpctx->seek.type) {
seek(mpctx, mpctx->seek, false);
mpctx->seek = (struct seek_params){ 0 };
}
}
static int read_keys(void *ctx, int fd)
{
if (getch2(ctx))
return MP_INPUT_NOTHING;
return MP_INPUT_DEAD;
}
static bool attachment_is_font(struct demux_attachment *att)
{
if (!att->name || !att->type || !att->data || !att->data_size)
return false;
// match against MIME types
if (strcmp(att->type, "application/x-truetype-font") == 0
|| strcmp(att->type, "application/x-font") == 0)
return true;
// fallback: match against file extension
if (strlen(att->name) > 4) {
char *ext = att->name + strlen(att->name) - 4;
if (strcasecmp(ext, ".ttf") == 0 || strcasecmp(ext, ".ttc") == 0
|| strcasecmp(ext, ".otf") == 0)
return true;
}
return false;
}
// Result numerically higher => better match. 0 == no match.
static int match_lang(char **langs, char *lang)
{
for (int idx = 0; langs && langs[idx]; idx++) {
if (lang && strcmp(langs[idx], lang) == 0)
return INT_MAX - idx;
}
return 0;
}
/* Get the track wanted by the user.
* tid is the track ID requested by the user (-2: deselect, -1: default)
* lang is a string list, NULL is same as empty list
* Sort tracks based on the following criteria, and pick the first:
* 0) track matches tid (always wins)
* 1) track is external
* 1.5) track is external and vobsub and has higher vobsub ID
* 2) earlier match in lang list
* 3) track is marked default
* 4) lower track number
* If select_fallback is not set, 4) is only used to determine whether a
* matching track is preferred over another track. Otherwise, always pick a
* track (if nothing else matches, return the track with lowest ID).
*/
// Return whether t1 is preferred over t2
static bool compare_track(struct track *t1, struct track *t2, char **langs)
{
if (t1->is_external != t2->is_external)
return t1->is_external;
int l1 = match_lang(langs, t1->lang), l2 = match_lang(langs, t2->lang);
if (l1 != l2)
return l1 > l2;
if (t1->default_track != t2->default_track)
return t1->default_track;
if (t1->vobsub_id_plus_one != t2->vobsub_id_plus_one)
return t1->vobsub_id_plus_one >= t2->vobsub_id_plus_one;
return t1->user_tid <= t2->user_tid;
}
static struct track *select_track(struct MPContext *mpctx,
enum stream_type type, int tid, char **langs,
bool select_fallback)
{
if (tid == -2)
return NULL;
struct track *pick = NULL;
for (int n = 0; n < mpctx->num_tracks; n++) {
struct track *track = mpctx->tracks[n];
if (track->type != type)
continue;
if (track->user_tid == tid)
return track;
if (!pick || compare_track(track, pick, langs))
pick = track;
}
if (pick && !select_fallback && !pick->is_external
&& !match_lang(langs, pick->lang) && !pick->default_track)
pick = NULL;
return pick;
}
// Normally, video/audio/sub track selection is persistent across files. This
// code resets track selection if the new file has a different track layout.
static void check_previous_track_selection(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
if (!mpctx->track_layout_hash)
return;
char *h = track_layout_hash(mpctx);
if (strcmp(h, mpctx->track_layout_hash) != 0) {
// Reset selection, but only if they're not "auto" or "off".
if (opts->video_id >= 0)
mpctx->opts.video_id = -1;
if (opts->audio_id >= 0)
mpctx->opts.audio_id = -1;
if (opts->sub_id >= 0)
mpctx->opts.sub_id = -1;
talloc_free(mpctx->track_layout_hash);
mpctx->track_layout_hash = NULL;
}
talloc_free(h);
}
static void init_input(struct MPContext *mpctx)
{
mpctx->input = mp_input_init(&mpctx->opts.input);
mpctx->key_fifo = mp_fifo_create(mpctx->input, &mpctx->opts);
if (slave_mode)
mp_input_add_cmd_fd(mpctx->input, 0, USE_FD0_CMD_SELECT, MP_INPUT_SLAVE_CMD_FUNC, NULL);
else if (mpctx->opts.consolecontrols)
mp_input_add_key_fd(mpctx->input, 0, 1, read_keys, NULL, mpctx->key_fifo);
// Set the libstream interrupt callback
stream_set_interrupt_callback(mp_input_check_interrupt, mpctx->input);
}
static void open_vobsubs_from_options(struct MPContext *mpctx)
{
if (mpctx->opts.vobsub_name) {
vo_vobsub = vobsub_open(mpctx->opts.vobsub_name, spudec_ifo, 1, &vo_spudec);
if (vo_vobsub == NULL)
mp_tmsg(MSGT_CPLAYER, MSGL_ERR, "Cannot load subtitles: %s\n",
mpctx->opts.vobsub_name);
} else if (mpctx->opts.sub_auto) {
char **vob = find_vob_subtitles(&mpctx->opts, mpctx->filename);
for (int i = 0; i < MP_TALLOC_ELEMS(vob); i++) {
vo_vobsub = vobsub_open(vob[i], spudec_ifo, 0, &vo_spudec);
if (vo_vobsub)
break;
}
talloc_free(vob);
}
if (vo_vobsub) {
mpctx->initialized_flags |= INITIALIZED_VOBSUB;
// TODO: let frontend do the selection
vobsub_set_from_lang(vo_vobsub, mpctx->opts.sub_lang);
mp_property_do("sub-forced-only", M_PROPERTY_SET, &forced_subs_only,
mpctx);
for (int i = 0; i < vobsub_get_indexes_count(vo_vobsub); i++) {
int id = vobsub_get_id_by_index(vo_vobsub, i);
struct track *track = talloc_ptrtype(NULL, track);
*track = (struct track) {
.type = STREAM_SUB,
.user_tid = find_new_tid(mpctx, STREAM_SUB),
.demuxer_id = -1,
.lang = talloc_strdup(track, vobsub_get_id(vo_vobsub, id)),
.is_external = true,
.vobsub_id_plus_one = id + 1,
};
MP_TARRAY_APPEND(mpctx, mpctx->tracks, mpctx->num_tracks, track);
}
}
}
static void open_subtitles_from_options(struct MPContext *mpctx)
{
// after reading video params we should load subtitles because
// we know fps so now we can adjust subtitle time to ~6 seconds AST
// check .sub
double sub_fps = mpctx->sh_video ? mpctx->sh_video->fps : 25;
if (mpctx->opts.sub_name) {
for (int i = 0; mpctx->opts.sub_name[i] != NULL; ++i)
add_subtitles(mpctx, mpctx->opts.sub_name[i], sub_fps, 0);
}
if (mpctx->opts.sub_auto) { // auto load sub file ...
char **tmp = find_text_subtitles(&mpctx->opts, mpctx->filename);
int nsub = MP_TALLOC_ELEMS(tmp);
for (int i = 0; i < nsub; i++)
add_subtitles(mpctx, tmp[i], sub_fps, 1);
talloc_free(tmp);
}
}
static void open_external_file(struct MPContext *mpctx, char *filename,
char *demuxer_name, int stream_cache,
enum stream_type filter)
{
if (!filename)
return;
int format = 0;
struct stream *stream = open_stream(filename, &mpctx->opts, &format);
if (!stream)
goto err_out;
if (stream_cache) {
if (!stream_enable_cache(stream, stream_cache * 1024,
stream_cache * 1024 *
(mpctx->opts.stream_cache_min_percent / 100.0),
stream_cache * 1024 *
(mpctx->opts.stream_cache_seek_min_percent / 100.0)))
{
free_stream(stream);
mp_msg(MSGT_CPLAYER, MSGL_ERR,
"Can't enable external file stream cache\n");
return;
}
}
// deal with broken demuxers: preselect streams
int vs = -2, as = -2, ss = -2;
switch (filter) {
case STREAM_VIDEO: vs = -1; break;
case STREAM_AUDIO: as = -1; break;
case STREAM_SUB: ss = -1; break;
}
vs = -1; // avi can't go without video
struct demuxer *demuxer =
demux_open_withparams(&mpctx->opts, stream, format, demuxer_name,
as, vs, ss, filename, NULL);
if (!demuxer) {
free_stream(stream);
goto err_out;
}
int num_added = 0;
for (int n = 0; n < demuxer->num_streams; n++) {
struct sh_stream *stream = demuxer->streams[n];
if (stream->type == filter) {
struct track *t = add_stream_track(mpctx, stream, false);
t->is_external = true;
t->title = talloc_strdup(t, filename);
num_added++;
}
}
if (num_added == 0) {
mp_msg(MSGT_CPLAYER, MSGL_WARN, "No streams added from file %s.\n",
filename);
}
MP_TARRAY_APPEND(NULL, mpctx->sources, mpctx->num_sources, demuxer);
return;
err_out:
mp_msg(MSGT_CPLAYER, MSGL_ERR, "Can not open external file %s.\n",
filename);
}
static void open_audiofiles_from_options(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
open_external_file(mpctx, opts->audio_stream, opts->audio_demuxer_name,
opts->audio_stream_cache, STREAM_AUDIO);
}
// Just for -subfile. open_subtitles_from_options handles -sub text sub files.
static void open_subfiles_from_options(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
open_external_file(mpctx, opts->sub_stream, opts->sub_demuxer_name,
0, STREAM_SUB);
}
static void print_timeline(struct MPContext *mpctx)
{
if (mpctx->timeline) {
int part_count = mpctx->num_timeline_parts;
mp_msg(MSGT_CPLAYER, MSGL_V, "Timeline contains %d parts from %d "
"sources. Total length %.3f seconds.\n", part_count,
mpctx->num_sources, mpctx->timeline[part_count].start);
mp_msg(MSGT_CPLAYER, MSGL_V, "Source files:\n");
for (int i = 0; i < mpctx->num_sources; i++)
mp_msg(MSGT_CPLAYER, MSGL_V, "%d: %s\n", i,
mpctx->sources[i]->filename);
mp_msg(MSGT_CPLAYER, MSGL_V, "Timeline parts: (number, start, "
"source_start, source):\n");
for (int i = 0; i < part_count; i++) {
struct timeline_part *p = mpctx->timeline + i;
mp_msg(MSGT_CPLAYER, MSGL_V, "%3d %9.3f %9.3f %p/%s\n", i, p->start,
p->source_start, p->source, p->source->filename);
}
mp_msg(MSGT_CPLAYER, MSGL_V, "END %9.3f\n",
mpctx->timeline[part_count].start);
}
}
static void add_subtitle_fonts_from_sources(struct MPContext *mpctx)
{
#ifdef CONFIG_ASS
if (mpctx->opts.ass_enabled) {
for (int j = 0; j < mpctx->num_sources; j++) {
struct demuxer *d = mpctx->sources[j];
for (int i = 0; i < d->num_attachments; i++) {
struct demux_attachment *att = d->attachments + i;
if (mpctx->opts.use_embedded_fonts && attachment_is_font(att))
ass_add_font(mpctx->ass_library, att->name, att->data,
att->data_size);
}
}
}
// libass seems to misbehave if fonts are changed while a renderer
// exists, so we (re)create the renderer after fonts are set.
assert(!mpctx->osd->ass_renderer);
mpctx->osd->ass_renderer = ass_renderer_init(mpctx->osd->ass_library);
if (mpctx->osd->ass_renderer)
mp_ass_configure_fonts(mpctx->osd->ass_renderer);
#endif
}
static struct mp_resolve_result *resolve_url(const char *filename,
struct MPOpts *opts)
{
#ifdef CONFIG_LIBQUVI
return mp_resolve_quvi(filename, opts);
#else
return NULL;
#endif
}
// Waiting for the slave master to send us a new file to play.
static void idle_loop(struct MPContext *mpctx)
{
// ================= idle loop (STOP state) =========================
while (mpctx->opts.player_idle_mode && !mpctx->playlist->current
&& mpctx->stop_play != PT_QUIT)
{
uninit_player(mpctx, INITIALIZED_AO | INITIALIZED_VO);
mp_cmd_t *cmd;
while (!(cmd = mp_input_get_cmd(mpctx->input, WAKEUP_PERIOD * 1000,
false)));
run_command(mpctx, cmd);
mp_cmd_free(cmd);
}
}
// Start playing the current playlist entry.
// Handle initialization and deinitialization.
static void play_current_file(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
mpctx->stop_play = 0;
mpctx->filename = NULL;
mpctx->file_format = DEMUXER_TYPE_UNKNOWN;
if (mpctx->playlist->current)
mpctx->filename = mpctx->playlist->current->filename;
if (!mpctx->filename)
goto terminate_playback;
#ifdef CONFIG_ENCODING
encode_lavc_discontinuity(mpctx->encode_lavc_ctx);
#endif
mpctx->add_osd_seek_info &= OSD_SEEK_INFO_EDITION;
m_config_enter_file_local(mpctx->mconfig);
load_per_protocol_config(mpctx->mconfig, mpctx->filename);
load_per_extension_config(mpctx->mconfig, mpctx->filename);
load_per_file_config(mpctx->mconfig, mpctx->filename);
if (opts->video_driver_list)
load_per_output_config(mpctx->mconfig, PROFILE_CFG_VO,
opts->video_driver_list[0]);
if (opts->audio_driver_list)
load_per_output_config(mpctx->mconfig, PROFILE_CFG_AO,
opts->audio_driver_list[0]);
assert(mpctx->playlist->current);
load_per_file_options(mpctx->mconfig, mpctx->playlist->current->params,
mpctx->playlist->current->num_params);
// We must enable getch2 here to be able to interrupt network connection
// or cache filling
if (opts->consolecontrols && !slave_mode) {
if (mpctx->initialized_flags & INITIALIZED_GETCH2)
mp_tmsg(MSGT_CPLAYER, MSGL_WARN,
"WARNING: getch2_init called twice!\n");
else
getch2_enable(); // prepare stdin for hotkeys...
mpctx->initialized_flags |= INITIALIZED_GETCH2;
mp_msg(MSGT_CPLAYER, MSGL_DBG2, "\n[[[init getch2]]]\n");
}
#ifdef CONFIG_ASS
if (opts->ass_style_override)
ass_set_style_overrides(mpctx->ass_library, opts->ass_force_style_list);
#endif
if (mpctx->video_out && mpctx->video_out->config_ok)
vo_control(mpctx->video_out, VOCTRL_RESUME, NULL);
mp_tmsg(MSGT_CPLAYER, MSGL_INFO, "Playing %s.\n", mpctx->filename);
if (edl_output_filename) {
if (edl_fd)
fclose(edl_fd);
if ((edl_fd = fopen(edl_output_filename, "w")) == NULL) {
mp_tmsg(MSGT_CPLAYER, MSGL_ERR,
"Can't open EDL file [%s] for writing.\n",
edl_output_filename);
}
}
//============ Open & Sync STREAM --- fork cache2 ====================
assert(mpctx->stream == NULL);
assert(mpctx->demuxer == NULL);
assert(mpctx->sh_audio == NULL);
assert(mpctx->sh_video == NULL);
assert(mpctx->sh_sub == NULL);
char *stream_filename = mpctx->filename;
mpctx->resolve_result = resolve_url(stream_filename, opts);
if (mpctx->resolve_result)
stream_filename = mpctx->resolve_result->url;
mpctx->stream = open_stream(stream_filename, opts, &mpctx->file_format);
if (!mpctx->stream) { // error...
demux_was_interrupted(mpctx);
goto terminate_playback;
}
mpctx->initialized_flags |= INITIALIZED_STREAM;
if (mpctx->file_format == DEMUXER_TYPE_PLAYLIST) {
mp_msg(MSGT_CPLAYER, MSGL_ERR, "\nThis looks like a playlist, but "
"playlist support will not be used automatically.\n"
"mpv's playlist code is unsafe and should only be used with "
"trusted sources.\nPlayback will probably fail.\n\n");
#if 0
// Handle playlist
mp_msg(MSGT_CPLAYER, MSGL_WARN, "Parsing playlist %s...\n",
mpctx->filename);
bool empty = true;
struct playlist *pl = playlist_parse(mpctx->stream);
if (pl) {
empty = pl->first == NULL;
playlist_transfer_entries(mpctx->playlist, pl);
talloc_free(pl);
}
if (empty)
mp_msg(MSGT_CPLAYER, MSGL_ERR, "Playlist was invalid or empty!\n");
mpctx->stop_play = PT_NEXT_ENTRY;
goto terminate_playback;
#endif
}
mpctx->stream->start_pos += seek_to_byte;
// CACHE2: initial prefill: 20% later: 5% (should be set by -cacheopts)
#ifdef CONFIG_DVBIN
goto_enable_cache:
#endif
if (opts->stream_cache_size > 0) {
int res = stream_enable_cache_percent(mpctx->stream,
opts->stream_cache_size,
opts->stream_cache_min_percent,
opts->stream_cache_seek_min_percent);
if (res == 0)
if (demux_was_interrupted(mpctx))
goto terminate_playback;
}
//============ Open DEMUXERS --- DETECT file type =======================
mpctx->demuxer = demux_open(opts, mpctx->stream, mpctx->file_format,
opts->audio_id, opts->video_id, opts->sub_id,
mpctx->filename);
mpctx->master_demuxer = mpctx->demuxer;
if (!mpctx->demuxer) {
mp_tmsg(MSGT_CPLAYER, MSGL_ERR, "Failed to recognize file format.\n");
goto terminate_playback;
}
if (mpctx->demuxer->matroska_data.ordered_chapters)
build_ordered_chapter_timeline(mpctx);
if (mpctx->demuxer->type == DEMUXER_TYPE_EDL)
build_edl_timeline(mpctx);
if (mpctx->demuxer->type == DEMUXER_TYPE_CUE)
build_cue_timeline(mpctx);
print_timeline(mpctx);
if (!mpctx->num_sources) {
MP_TARRAY_APPEND(NULL, mpctx->sources, mpctx->num_sources,
mpctx->demuxer);
}
if (mpctx->timeline && !mpctx->demuxer->matroska_data.ordered_chapters) {
// With Matroska, the "master" file dictates track layout etc.
// On the contrary, the EDL and CUE demuxers are empty wrappers.
mpctx->demuxer = mpctx->timeline[0].source;
}
add_dvd_tracks(mpctx);
add_demuxer_tracks(mpctx, mpctx->demuxer);
mpctx->timeline_part = 0;
if (mpctx->timeline)
timeline_set_part(mpctx, mpctx->timeline_part, true);
mpctx->initialized_flags |= INITIALIZED_DEMUXER;
add_subtitle_fonts_from_sources(mpctx);
open_subtitles_from_options(mpctx);
open_vobsubs_from_options(mpctx);
open_audiofiles_from_options(mpctx);
open_subfiles_from_options(mpctx);
check_previous_track_selection(mpctx);
mpctx->current_track[STREAM_VIDEO] =
select_track(mpctx, STREAM_VIDEO, mpctx->opts.video_id, NULL, true);
mpctx->current_track[STREAM_AUDIO] =
select_track(mpctx, STREAM_AUDIO, mpctx->opts.audio_id,
mpctx->opts.audio_lang, true);
mpctx->current_track[STREAM_SUB] =
select_track(mpctx, STREAM_SUB, mpctx->opts.sub_id,
mpctx->opts.sub_lang, false);
demux_info_print(mpctx->master_demuxer);
print_file_properties(mpctx, mpctx->filename);
preselect_demux_streams(mpctx);
#ifdef CONFIG_ENCODING
if (mpctx->encode_lavc_ctx && mpctx->current_track[STREAM_VIDEO])
encode_lavc_expect_stream(mpctx->encode_lavc_ctx, AVMEDIA_TYPE_VIDEO);
if (mpctx->encode_lavc_ctx && mpctx->current_track[STREAM_AUDIO])
encode_lavc_expect_stream(mpctx->encode_lavc_ctx, AVMEDIA_TYPE_AUDIO);
#endif
reinit_video_chain(mpctx);
reinit_audio_chain(mpctx);
reinit_subs(mpctx);
//================== MAIN: ==========================
if (!mpctx->sh_video && !mpctx->sh_audio) {
mp_tmsg(MSGT_CPLAYER, MSGL_FATAL,
"No video or audio streams selected.\n");
#ifdef CONFIG_DVBIN
if (mpctx->stream->type == STREAMTYPE_DVB) {
int dir;
int v = mpctx->last_dvb_step;
if (v > 0)
dir = DVB_CHANNEL_HIGHER;
else
dir = DVB_CHANNEL_LOWER;
if (dvb_step_channel(mpctx->stream, dir)) {
mpctx->stop_play = PT_NEXT_ENTRY;
mpctx->dvbin_reopen = 1;
}
}
#endif
goto terminate_playback;
}
if (opts->playing_msg) {
char *msg = mp_property_expand_string(mpctx, opts->playing_msg);
mp_msg(MSGT_CPLAYER, MSGL_INFO, "%s", msg);
talloc_free(msg);
}
// Disable the term OSD in verbose mode
if (verbose)
opts->term_osd = 0;
//================ SETUP STREAMS ==========================
if (mpctx->sh_video) {
mpctx->sh_video->timer = 0;
if (!ignore_start)
audio_delay += mpctx->sh_video->stream_delay;
}
if (mpctx->sh_audio) {
if (opts->mixer_init_volume >= 0)
mixer_setvolume(&mpctx->mixer, opts->mixer_init_volume,
opts->mixer_init_volume);
if (opts->mixer_init_mute >= 0)
mixer_setmute(&mpctx->mixer, opts->mixer_init_mute);
if (!ignore_start)
audio_delay -= mpctx->sh_audio->stream_delay;
}
if (force_fps && mpctx->sh_video) {
mpctx->sh_video->fps = force_fps;
mpctx->sh_video->frametime = 1.0f / mpctx->sh_video->fps;
mp_tmsg(MSGT_CPLAYER, MSGL_INFO,
"FPS forced to be %5.3f (ftime: %5.3f).\n",
mpctx->sh_video->fps, mpctx->sh_video->frametime);
}
mp_input_set_section(mpctx->input, NULL, 0);
//TODO: add desired (stream-based) sections here
if (mpctx->master_demuxer->type == DEMUXER_TYPE_TV)
mp_input_set_section(mpctx->input, "tv", 0);
if (mpctx->encode_lavc_ctx)
mp_input_set_section(mpctx->input, "encode", MP_INPUT_NO_DEFAULT_SECTION);
//==================== START PLAYING =======================
if (opts->loop_times > 1)
opts->loop_times--;
else if (opts->loop_times == 1)
opts->loop_times = -1;
mp_tmsg(MSGT_CPLAYER, MSGL_V, "Starting playback...\n");
drop_frame_cnt = 0; // fix for multifile fps benchmark
play_n_frames = play_n_frames_mf;
if (play_n_frames == 0) {
mpctx->stop_play = PT_NEXT_ENTRY;
goto terminate_playback;
}
mpctx->time_frame = 0;
mpctx->drop_message_shown = 0;
mpctx->restart_playback = true;
mpctx->video_pts = 0;
mpctx->last_seek_pts = 0;
mpctx->hrseek_active = false;
mpctx->hrseek_framedrop = false;
mpctx->step_frames = 0;
mpctx->total_avsync_change = 0;
mpctx->last_chapter_seek = -2;
// If there's a timeline force an absolute seek to initialize state
double startpos = rel_time_to_abs(mpctx, opts->play_start, -1);
if (startpos != -1 || mpctx->timeline) {
queue_seek(mpctx, MPSEEK_ABSOLUTE, startpos, 0);
seek(mpctx, mpctx->seek, false);
}
if (opts->chapterrange[0] > 0) {
double pts;
if (seek_chapter(mpctx, opts->chapterrange[0] - 1, &pts) >= 0
&& pts > -1.0) {
queue_seek(mpctx, MPSEEK_ABSOLUTE, pts, 0);
seek(mpctx, mpctx->seek, false);
}
}
mpctx->seek = (struct seek_params){ 0 };
get_relative_time(mpctx); // reset current delta
// Make sure VO knows current pause state
if (mpctx->sh_video)
vo_control(mpctx->video_out,
mpctx->paused ? VOCTRL_PAUSE : VOCTRL_RESUME, NULL);
if (mpctx->opts.start_paused)
pause_player(mpctx);
while (!mpctx->stop_play)
run_playloop(mpctx);
mp_msg(MSGT_GLOBAL, MSGL_V, "EOF code: %d \n", mpctx->stop_play);
#ifdef CONFIG_DVBIN
if (mpctx->dvbin_reopen) {
mpctx->stop_play = 0;
uninit_player(mpctx, INITIALIZED_ALL - (INITIALIZED_STREAM | INITIALIZED_GETCH2 | (opts->fixed_vo ? INITIALIZED_VO : 0)));
cache_uninit(mpctx->stream);
mpctx->dvbin_reopen = 0;
goto goto_enable_cache;
}
#endif
terminate_playback: // don't jump here after ao/vo/getch initialization!
mp_msg(MSGT_CPLAYER, MSGL_INFO, "\n");
// xxx handle this as INITIALIZED_CONFIG?
m_config_leave_file_local(mpctx->mconfig);
// time to uninit all, except global stuff:
int uninitialize_parts = INITIALIZED_ALL;
if (opts->fixed_vo)
uninitialize_parts -= INITIALIZED_VO;
if (opts->gapless_audio && mpctx->stop_play == AT_END_OF_FILE || mpctx->encode_lavc_ctx)
uninitialize_parts -= INITIALIZED_AO;
uninit_player(mpctx, uninitialize_parts);
mpctx->filename = NULL;
mpctx->file_format = DEMUXER_TYPE_UNKNOWN;
talloc_free(mpctx->resolve_result);
mpctx->resolve_result = NULL;
vo_sub = NULL;
#ifdef CONFIG_ASS
if (mpctx->osd->ass_renderer)
ass_renderer_done(mpctx->osd->ass_renderer);
mpctx->osd->ass_renderer = NULL;
ass_clear_fonts(mpctx->ass_library);
#endif
}
// Play all entries on the playlist, starting from the current entry.
// Return if all done.
static void play_files(struct MPContext *mpctx)
{
for (;;) {
idle_loop(mpctx);
if (mpctx->stop_play == PT_QUIT)
break;
play_current_file(mpctx);
if (mpctx->stop_play == PT_QUIT)
break;
if (!mpctx->stop_play || mpctx->stop_play == AT_END_OF_FILE)
mpctx->stop_play = PT_NEXT_ENTRY;
struct playlist_entry *new_entry = NULL;
if (mpctx->stop_play == PT_NEXT_ENTRY) {
new_entry = playlist_get_next(mpctx->playlist, +1);
} else if (mpctx->stop_play == PT_CURRENT_ENTRY) {
new_entry = mpctx->playlist->current;
} else if (mpctx->stop_play == PT_RESTART) {
// The same as PT_CURRENT_ENTRY, unless we decide that the current
// playlist entry can be removed during playback.
new_entry = mpctx->playlist->current;
} else { // PT_STOP
playlist_clear(mpctx->playlist);
}
mpctx->playlist->current = new_entry;
mpctx->playlist->current_was_replaced = false;
mpctx->stop_play = 0;
if (!mpctx->playlist->current && !mpctx->opts.player_idle_mode)
break;
}
}
static void print_version(int always)
{
mp_msg(MSGT_CPLAYER, always ? MSGL_INFO : MSGL_V,
"%s (C) 2000-2012 mpv/MPlayer/mplayer2 projects\n", mplayer_version);
}
static bool handle_help_options(struct MPContext *mpctx)
{
struct MPOpts *opts = &mpctx->opts;
int opt_exit = 0;
if (opts->video_driver_list &&
strcmp(opts->video_driver_list[0], "help") == 0) {
list_video_out();
opt_exit = 1;
}
if (opts->audio_driver_list &&
strcmp(opts->audio_driver_list[0], "help") == 0) {
list_audio_out();
opt_exit = 1;
}
if (audio_codec_list && strcmp(audio_codec_list[0], "help") == 0) {
mp_tmsg(MSGT_CPLAYER, MSGL_INFO, "Available audio codecs:\n");
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_AUDIO_CODECS\n");
list_codecs(1);
mp_msg(MSGT_FIXME, MSGL_FIXME, "\n");
opt_exit = 1;
}
if (video_codec_list && strcmp(video_codec_list[0], "help") == 0) {
mp_tmsg(MSGT_CPLAYER, MSGL_INFO, "Available video codecs:\n");
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VIDEO_CODECS\n");
list_codecs(0);
mp_msg(MSGT_FIXME, MSGL_FIXME, "\n");
opt_exit = 1;
}
if (video_fm_list && strcmp(video_fm_list[0], "help") == 0) {
vfm_help();
mp_msg(MSGT_FIXME, MSGL_FIXME, "\n");
opt_exit = 1;
}
if (audio_fm_list && strcmp(audio_fm_list[0], "help") == 0) {
afm_help();
mp_msg(MSGT_FIXME, MSGL_FIXME, "\n");
opt_exit = 1;
}
if (af_cfg.list && strcmp(af_cfg.list[0], "help") == 0) {
af_help();
printf("\n");
opt_exit = 1;
}
#ifdef CONFIG_X11
if (vo_fstype_list && strcmp(vo_fstype_list[0], "help") == 0) {
fstype_help();
mp_msg(MSGT_FIXME, MSGL_FIXME, "\n");
opt_exit = 1;
}
#endif
if ((opts->demuxer_name && strcmp(opts->demuxer_name, "help") == 0) ||
(opts->audio_demuxer_name && strcmp(opts->audio_demuxer_name, "help") == 0) ||
(opts->sub_demuxer_name && strcmp(opts->sub_demuxer_name, "help") == 0)) {
demuxer_help();
mp_msg(MSGT_CPLAYER, MSGL_INFO, "\n");
opt_exit = 1;
}
if (opts->list_properties) {
property_print_help();
opt_exit = 1;
}
#ifdef CONFIG_ENCODING
if (encode_lavc_showhelp(&mpctx->opts))
opt_exit = 1;
#endif
return opt_exit;
}
static bool load_codecs_conf(struct MPContext *mpctx)
{
/* Check codecs.conf. */
if (!codecs_file || !parse_codec_cfg(codecs_file)) {
char *mem_ptr;
if (!parse_codec_cfg(mem_ptr = get_path("codecs.conf"))) {
if (!parse_codec_cfg(MPLAYER_CONFDIR "/codecs.conf")) {
if (!parse_codec_cfg(NULL))
return false;
mp_tmsg(MSGT_CPLAYER, MSGL_V,
"Using built-in default codecs.conf.\n");
}
}
free(mem_ptr); // release the buffer created by get_path()
}
return true;
}
#ifdef PTW32_STATIC_LIB
static void detach_ptw32(void)
{
pthread_win32_thread_detach_np();
pthread_win32_process_detach_np();
}
#endif
static void osdep_preinit(int *p_argc, char ***p_argv)
{
char *enable_talloc = getenv("MPV_LEAK_REPORT");
if (*p_argc > 1 && (strcmp((*p_argv)[1], "-leak-report") == 0
|| strcmp((*p_argv)[1], "--leak-report") == 0))
enable_talloc = "1";
if (enable_talloc && strcmp(enable_talloc, "1") == 0)
talloc_enable_leak_report();
GetCpuCaps(&gCpuCaps);
#ifdef __MINGW32__
mp_get_converted_argv(p_argc, p_argv);
#endif
#ifdef PTW32_STATIC_LIB
pthread_win32_process_attach_np();
pthread_win32_thread_attach_np();
atexit(detach_ptw32);
#endif
InitTimer();
srand(GetTimerMS());
#if defined(__MINGW32__) || defined(__CYGWIN__)
// stop Windows from showing all kinds of annoying error dialogs
SetErrorMode(0x8003);
// request 1ms timer resolution
timeBeginPeriod(1);
#endif
#ifdef HAVE_TERMCAP
load_termcap(NULL); // load key-codes
#endif
}
/* This preprocessor directive is a hack to generate a mplayer-nomain.o object
* file for some tools to link against. */
#ifndef DISABLE_MAIN
int main(int argc, char *argv[])
{
osdep_preinit(&argc, &argv);
if (argc >= 1) {
argc--;
argv++;
}
struct MPContext *mpctx = talloc(NULL, MPContext);
*mpctx = (struct MPContext){
.osd_function = OSD_PLAY,
.begin_skip = MP_NOPTS_VALUE,
.file_format = DEMUXER_TYPE_UNKNOWN,
.last_dvb_step = 1,
.terminal_osd_text = talloc_strdup(mpctx, ""),
.playlist = talloc_struct(mpctx, struct playlist, {0}),
};
mp_msg_init();
init_libav();
screenshot_init(mpctx);
struct MPOpts *opts = &mpctx->opts;
set_default_mplayer_options(opts);
// Create the config context and register the options
mpctx->mconfig = m_config_new(opts, cfg_include);
m_config_register_options(mpctx->mconfig, mplayer_opts);
m_config_register_options(mpctx->mconfig, common_opts);
mp_input_register_options(mpctx->mconfig);
// Preparse the command line
m_config_preparse_command_line(mpctx->mconfig, argc, argv);
print_version(false);
print_libav_versions();
if (!parse_cfgfiles(mpctx, mpctx->mconfig))
exit_player(mpctx, EXIT_NONE, 1);
if (!m_config_parse_mp_command_line(mpctx->mconfig, mpctx->playlist,
argc, argv))
{
exit_player(mpctx, EXIT_ERROR, 1);
}
if (!load_codecs_conf(mpctx))
exit_player(mpctx, EXIT_ERROR, 1);
if (handle_help_options(mpctx))
exit_player(mpctx, EXIT_NONE, 1);
mp_msg(MSGT_CPLAYER, MSGL_V, "Configuration: " CONFIGURATION "\n");
mp_tmsg(MSGT_CPLAYER, MSGL_V, "Command line:");
for (int i = 0; i < argc; i++)
mp_msg(MSGT_CPLAYER, MSGL_V, " '%s'", argv[i]);
mp_msg(MSGT_CPLAYER, MSGL_V, "\n");
if (!mpctx->playlist->first && !opts->player_idle_mode) {
print_version(true);
mp_msg(MSGT_CPLAYER, MSGL_INFO, "%s", mp_gtext(help_text));
exit_player(mpctx, EXIT_NONE, 0);
}
#ifdef CONFIG_PRIORITY
set_priority();
#endif
#ifdef CONFIG_ENCODING
if (opts->encode_output.file) {
mpctx->encode_lavc_ctx = encode_lavc_init(&opts->encode_output);
if(!mpctx->encode_lavc_ctx) {
mp_msg(MSGT_VO, MSGL_INFO, "Encoding initialization failed.");
exit_player(mpctx, EXIT_ERROR, 1);
}
m_config_set_option0(mpctx->mconfig, "vo", "lavc");
m_config_set_option0(mpctx->mconfig, "ao", "lavc");
m_config_set_option0(mpctx->mconfig, "fixed-vo", "yes");
m_config_set_option0(mpctx->mconfig, "gapless-audio", "yes");
m_config_set_option0(mpctx->mconfig, "untimed", "yes");
}
#endif
#ifdef CONFIG_ASS
mpctx->ass_library = mp_ass_init(opts);
#endif
mpctx->osd = osd_create(opts, mpctx->ass_library);
init_input(mpctx);
mpctx->playlist->current = mpctx->playlist->first;
play_files(mpctx);
exit_player(mpctx, EXIT_EOF, mpctx->quit_player_rc);
return 1;
}
#endif /* DISABLE_MAIN */
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