mirror of https://github.com/mpv-player/mpv
756 lines
23 KiB
C
756 lines
23 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <libavutil/common.h>
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#include "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include <assert.h>
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#include <dvdnav/dvdnav.h>
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#include "options/options.h"
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#include "common/msg.h"
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#include "input/input.h"
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#include "options/m_option.h"
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#include "osdep/timer.h"
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#include "stream.h"
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#include "demux/demux.h"
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#include "discnav.h"
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#include "video/out/vo.h"
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#include "stream_dvd_common.h"
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#define TITLE_MENU -1
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#define TITLE_LONGEST -2
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struct priv {
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dvdnav_t *dvdnav; // handle to libdvdnav stuff
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char *filename; // path
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unsigned int duration; // in milliseconds
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int mousex, mousey;
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int title;
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uint32_t spu_clut[16];
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bool spu_clut_valid;
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dvdnav_highlight_event_t hlev;
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int still_length; // still frame duration
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unsigned long next_event; // bitmask of events to return to player
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bool suspended_read;
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bool nav_enabled;
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bool had_initial_vts;
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int dvd_speed;
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int track;
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char *device;
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};
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static const struct priv stream_priv_dflts = {
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.track = TITLE_LONGEST,
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};
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#define OPT_BASE_STRUCT struct priv
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static const m_option_t stream_opts_fields[] = {
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OPT_CHOICE_OR_INT("title", track, 0, 0, 99,
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({"menu", TITLE_MENU},
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{"longest", TITLE_LONGEST})),
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OPT_STRING("device", device, 0),
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{0}
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};
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#define DNE(e) [e] = # e
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static const char *const mp_dvdnav_events[] = {
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DNE(DVDNAV_BLOCK_OK),
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DNE(DVDNAV_NOP),
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DNE(DVDNAV_STILL_FRAME),
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DNE(DVDNAV_SPU_STREAM_CHANGE),
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DNE(DVDNAV_AUDIO_STREAM_CHANGE),
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DNE(DVDNAV_VTS_CHANGE),
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DNE(DVDNAV_CELL_CHANGE),
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DNE(DVDNAV_NAV_PACKET),
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DNE(DVDNAV_STOP),
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DNE(DVDNAV_HIGHLIGHT),
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DNE(DVDNAV_SPU_CLUT_CHANGE),
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DNE(DVDNAV_HOP_CHANNEL),
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DNE(DVDNAV_WAIT),
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};
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static const char *const mp_nav_cmd_types[] = {
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DNE(MP_NAV_CMD_NONE),
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DNE(MP_NAV_CMD_ENABLE),
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DNE(MP_NAV_CMD_DRAIN_OK),
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DNE(MP_NAV_CMD_RESUME),
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DNE(MP_NAV_CMD_SKIP_STILL),
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DNE(MP_NAV_CMD_MENU),
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DNE(MP_NAV_CMD_MOUSE_POS),
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};
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static const char *const mp_nav_event_types[] = {
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DNE(MP_NAV_EVENT_NONE),
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DNE(MP_NAV_EVENT_RESET),
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DNE(MP_NAV_EVENT_RESET_CLUT),
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DNE(MP_NAV_EVENT_RESET_ALL),
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DNE(MP_NAV_EVENT_DRAIN),
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DNE(MP_NAV_EVENT_STILL_FRAME),
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DNE(MP_NAV_EVENT_HIGHLIGHT),
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DNE(MP_NAV_EVENT_MENU_MODE),
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DNE(MP_NAV_EVENT_EOF),
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};
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#define LOOKUP_NAME(array, i) \
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(((i) >= 0 && (i) < MP_ARRAY_SIZE(array)) ? array[(i)] : "?")
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static void dvdnav_get_highlight(struct priv *priv, int display_mode)
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{
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pci_t *pnavpci = NULL;
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dvdnav_highlight_event_t *hlev = &(priv->hlev);
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int btnum;
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if (!priv || !priv->dvdnav)
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return;
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pnavpci = dvdnav_get_current_nav_pci(priv->dvdnav);
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if (!pnavpci) {
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hlev->display = 0;
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return;
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}
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dvdnav_get_current_highlight(priv->dvdnav, &(hlev->buttonN));
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hlev->display = display_mode; /* show */
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if (hlev->buttonN > 0 && pnavpci->hli.hl_gi.btn_ns > 0 && hlev->display) {
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for (btnum = 0; btnum < pnavpci->hli.hl_gi.btn_ns; btnum++) {
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btni_t *btni = &(pnavpci->hli.btnit[btnum]);
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if (hlev->buttonN == btnum + 1) {
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hlev->sx = FFMIN(btni->x_start, btni->x_end);
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hlev->ex = FFMAX(btni->x_start, btni->x_end);
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hlev->sy = FFMIN(btni->y_start, btni->y_end);
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hlev->ey = FFMAX(btni->y_start, btni->y_end);
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hlev->palette = (btni->btn_coln == 0) ?
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0 : pnavpci->hli.btn_colit.btn_coli[btni->btn_coln - 1][0];
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break;
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}
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}
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} else { /* hide button or no button */
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hlev->sx = hlev->ex = 0;
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hlev->sy = hlev->ey = 0;
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hlev->palette = hlev->buttonN = 0;
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}
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}
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static void handle_menu_input(stream_t *stream, const char *cmd)
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{
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struct priv *priv = stream->priv;
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dvdnav_t *nav = priv->dvdnav;
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dvdnav_status_t status = DVDNAV_STATUS_ERR;
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pci_t *pci = dvdnav_get_current_nav_pci(nav);
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MP_VERBOSE(stream, "DVDNAV: input '%s'\n", cmd);
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if (!pci)
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return;
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if (strcmp(cmd, "up") == 0) {
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status = dvdnav_upper_button_select(nav, pci);
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} else if (strcmp(cmd, "down") == 0) {
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status = dvdnav_lower_button_select(nav, pci);
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} else if (strcmp(cmd, "left") == 0) {
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status = dvdnav_left_button_select(nav, pci);
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} else if (strcmp(cmd, "right") == 0) {
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status = dvdnav_right_button_select(nav, pci);
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} else if (strcmp(cmd, "menu") == 0) {
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status = dvdnav_menu_call(nav, DVD_MENU_Root);
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} else if (strcmp(cmd, "prev") == 0) {
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int title = 0, part = 0;
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dvdnav_current_title_info(nav, &title, &part);
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if (title)
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status = dvdnav_menu_call(nav, DVD_MENU_Part);
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if (status != DVDNAV_STATUS_OK)
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status = dvdnav_menu_call(nav, DVD_MENU_Title);
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if (status != DVDNAV_STATUS_OK)
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status = dvdnav_menu_call(nav, DVD_MENU_Root);
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} else if (strcmp(cmd, "select") == 0) {
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status = dvdnav_button_activate(nav, pci);
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} else if (strcmp(cmd, "mouse") == 0) {
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status = dvdnav_mouse_activate(nav, pci, priv->mousex, priv->mousey);
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} else {
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MP_VERBOSE(stream, "Unknown DVDNAV command: '%s'\n", cmd);
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}
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}
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static void handle_mouse_pos(stream_t *stream, int x, int y)
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{
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struct priv *priv = stream->priv;
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dvdnav_t *nav = priv->dvdnav;
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pci_t *pci = dvdnav_get_current_nav_pci(nav);
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if (!pci)
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return;
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dvdnav_mouse_select(nav, pci, x, y);
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priv->mousex = x;
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priv->mousey = y;
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}
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/**
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* \brief mp_dvdnav_lang_from_aid() returns the language corresponding to audio id 'aid'
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* \param stream: - stream pointer
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* \param sid: physical subtitle id
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* \return 0 on error, otherwise language id
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*/
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static int mp_dvdnav_lang_from_aid(stream_t *stream, int aid)
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{
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uint8_t lg;
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uint16_t lang;
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struct priv *priv = stream->priv;
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if (aid < 0)
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return 0;
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lg = dvdnav_get_audio_logical_stream(priv->dvdnav, aid & 0x7);
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if (lg == 0xff)
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return 0;
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lang = dvdnav_audio_stream_to_lang(priv->dvdnav, lg);
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if (lang == 0xffff)
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return 0;
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return lang;
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}
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/**
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* \brief mp_dvdnav_lang_from_sid() returns the language corresponding to subtitle id 'sid'
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* \param stream: - stream pointer
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* \param sid: physical subtitle id
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* \return 0 on error, otherwise language id
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*/
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static int mp_dvdnav_lang_from_sid(stream_t *stream, int sid)
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{
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uint8_t k;
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uint16_t lang;
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struct priv *priv = stream->priv;
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if (sid < 0)
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return 0;
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for (k = 0; k < 32; k++)
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if (dvdnav_get_spu_logical_stream(priv->dvdnav, k) == sid)
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break;
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if (k == 32)
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return 0;
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lang = dvdnav_spu_stream_to_lang(priv->dvdnav, k);
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if (lang == 0xffff)
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return 0;
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return lang;
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}
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/**
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* \brief mp_dvdnav_number_of_subs() returns the count of available subtitles
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* \param stream: - stream pointer
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* \return 0 on error, something meaningful otherwise
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*/
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static int mp_dvdnav_number_of_subs(stream_t *stream)
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{
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struct priv *priv = stream->priv;
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uint8_t lg, k, n = 0;
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for (k = 0; k < 32; k++) {
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lg = dvdnav_get_spu_logical_stream(priv->dvdnav, k);
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if (lg == 0xff)
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continue;
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if (lg >= n)
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n = lg + 1;
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}
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return n;
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}
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static void handle_cmd(stream_t *s, struct mp_nav_cmd *ev)
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{
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struct priv *priv = s->priv;
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MP_VERBOSE(s, "DVDNAV: input '%s'\n",
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LOOKUP_NAME(mp_nav_cmd_types, ev->event));
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switch (ev->event) {
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case MP_NAV_CMD_ENABLE:
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priv->nav_enabled = true;
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break;
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case MP_NAV_CMD_DRAIN_OK:
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dvdnav_wait_skip(priv->dvdnav);
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break;
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case MP_NAV_CMD_RESUME:
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priv->suspended_read = false;
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break;
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case MP_NAV_CMD_SKIP_STILL:
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dvdnav_still_skip(priv->dvdnav);
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break;
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case MP_NAV_CMD_MENU:
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handle_menu_input(s, ev->u.menu.action);
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break;
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case MP_NAV_CMD_MOUSE_POS:
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handle_mouse_pos(s, ev->u.mouse_pos.x, ev->u.mouse_pos.y);
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break;
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}
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}
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static inline bool set_event_type(struct priv *priv, int type,
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struct mp_nav_event *event)
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{
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if (!(priv->next_event & (1 << type)))
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return false;
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priv->next_event &= ~(1 << type);
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event->event = type;
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return true;
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}
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static void fill_next_event(stream_t *s, struct mp_nav_event **ret)
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{
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struct priv *priv = s->priv;
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struct mp_nav_event e = {0};
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if (!set_event_type(priv, MP_NAV_EVENT_RESET_ALL, &e))
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for (int n = 0; n < 30 && !set_event_type(priv, n, &e); n++) ;
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switch (e.event) {
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case MP_NAV_EVENT_NONE:
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return;
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case MP_NAV_EVENT_HIGHLIGHT: {
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dvdnav_highlight_event_t hlev = priv->hlev;
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e.u.highlight.display = hlev.display;
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e.u.highlight.sx = hlev.sx;
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e.u.highlight.sy = hlev.sy;
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e.u.highlight.ex = hlev.ex;
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e.u.highlight.ey = hlev.ey;
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e.u.highlight.palette = hlev.palette;
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break;
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}
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case MP_NAV_EVENT_MENU_MODE:
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e.u.menu_mode.enable = !dvdnav_is_domain_vts(priv->dvdnav);
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break;
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case MP_NAV_EVENT_STILL_FRAME:
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e.u.still_frame.seconds = priv->still_length;
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break;
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}
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*ret = talloc(NULL, struct mp_nav_event);
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**ret = e;
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MP_VERBOSE(s, "DVDNAV: player event '%s'\n",
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LOOKUP_NAME(mp_nav_event_types, e.event));
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}
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static int fill_buffer(stream_t *s, char *buf, int max_len)
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{
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struct priv *priv = s->priv;
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dvdnav_t *dvdnav = priv->dvdnav;
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if (max_len < 2048)
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return -1;
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while (1) {
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if (priv->suspended_read)
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return -1;
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int len = -1;
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int event = DVDNAV_NOP;
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if (dvdnav_get_next_block(dvdnav, buf, &event, &len) != DVDNAV_STATUS_OK)
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{
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MP_ERR(s, "Error getting next block from DVD %d (%s)\n",
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event, dvdnav_err_to_string(dvdnav));
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return 0;
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}
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if (event != DVDNAV_BLOCK_OK) {
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const char *name = LOOKUP_NAME(mp_dvdnav_events, event);
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MP_VERBOSE(s, "DVDNAV: event %s (%d).\n", name, event);
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dvdnav_get_highlight(priv, 1);
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}
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switch (event) {
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case DVDNAV_BLOCK_OK:
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return len;
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case DVDNAV_STOP: {
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priv->next_event |= 1 << MP_NAV_EVENT_EOF;
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return 0;
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}
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case DVDNAV_NAV_PACKET: {
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pci_t *pnavpci = dvdnav_get_current_nav_pci(dvdnav);
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uint32_t start_pts = pnavpci->pci_gi.vobu_s_ptm;
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MP_TRACE(s, "start pts = %"PRIu32"\n", start_pts);
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break;
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}
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case DVDNAV_STILL_FRAME: {
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dvdnav_still_event_t *still_event = (dvdnav_still_event_t *) buf;
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priv->still_length = still_event->length;
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if (priv->still_length == 255)
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priv->still_length = -1;
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MP_VERBOSE(s, "len=%d\n", priv->still_length);
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/* set still frame duration */
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if (priv->still_length <= 1) {
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pci_t *pnavpci = dvdnav_get_current_nav_pci(dvdnav);
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priv->duration = mp_dvdtimetomsec(&pnavpci->pci_gi.e_eltm);
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}
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if (priv->nav_enabled) {
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priv->next_event |= 1 << MP_NAV_EVENT_STILL_FRAME;
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} else {
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dvdnav_still_skip(dvdnav);
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}
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return 0;
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}
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case DVDNAV_WAIT: {
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if (priv->nav_enabled) {
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priv->next_event |= 1 << MP_NAV_EVENT_DRAIN;
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} else {
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dvdnav_wait_skip(dvdnav);
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}
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return 0;
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}
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case DVDNAV_HIGHLIGHT: {
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dvdnav_get_highlight(priv, 1);
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priv->next_event |= 1 << MP_NAV_EVENT_HIGHLIGHT;
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break;
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}
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case DVDNAV_VTS_CHANGE: {
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int tit = 0, part = 0;
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dvdnav_vts_change_event_t *vts_event =
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(dvdnav_vts_change_event_t *)s->buffer;
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MP_INFO(s, "DVDNAV, switched to title: %d\n",
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vts_event->new_vtsN);
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if (!priv->had_initial_vts) {
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// dvdnav sends an initial VTS change before any data; don't
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// cause a blocking wait for the player, because the player in
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// turn can't initialize the demuxer without data.
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priv->had_initial_vts = true;
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break;
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}
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// clear all previous events
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priv->next_event = 0;
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priv->next_event |= 1 << MP_NAV_EVENT_RESET;
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priv->next_event |= 1 << MP_NAV_EVENT_RESET_ALL;
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if (dvdnav_current_title_info(dvdnav, &tit, &part) == DVDNAV_STATUS_OK)
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{
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MP_VERBOSE(s, "DVDNAV, NEW TITLE %d\n", tit);
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dvdnav_get_highlight(priv, 0);
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if (priv->title > 0 && tit != priv->title) {
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priv->next_event |= 1 << MP_NAV_EVENT_EOF;;
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MP_WARN(s, "Requested title not found\n");
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}
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}
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if (priv->nav_enabled)
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priv->suspended_read = true;
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break;
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}
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case DVDNAV_CELL_CHANGE: {
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dvdnav_cell_change_event_t *ev = (dvdnav_cell_change_event_t *)buf;
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priv->next_event |= 1 << MP_NAV_EVENT_RESET;
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priv->next_event |= 1 << MP_NAV_EVENT_MENU_MODE;
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if (ev->pgc_length)
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priv->duration = ev->pgc_length / 90;
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dvdnav_get_highlight(priv, 1);
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break;
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}
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case DVDNAV_SPU_CLUT_CHANGE: {
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memcpy(priv->spu_clut, buf, 16 * sizeof(uint32_t));
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priv->spu_clut_valid = true;
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priv->next_event |= 1 << MP_NAV_EVENT_RESET_CLUT;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int control(stream_t *stream, int cmd, void *arg)
|
|
{
|
|
struct priv *priv = stream->priv;
|
|
dvdnav_t *dvdnav = priv->dvdnav;
|
|
int tit, part;
|
|
|
|
switch (cmd) {
|
|
case STREAM_CTRL_GET_NUM_CHAPTERS: {
|
|
if (dvdnav_current_title_info(dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
|
|
break;
|
|
if (dvdnav_get_number_of_parts(dvdnav, tit, &part) != DVDNAV_STATUS_OK)
|
|
break;
|
|
if (!part)
|
|
break;
|
|
*(unsigned int *)arg = part;
|
|
return 1;
|
|
}
|
|
case STREAM_CTRL_GET_CHAPTER_TIME: {
|
|
double *ch = arg;
|
|
int chapter = *ch;
|
|
if (dvdnav_current_title_info(dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
|
|
break;
|
|
uint64_t *parts = NULL, duration = 0;
|
|
int n = dvdnav_describe_title_chapters(dvdnav, tit, &parts, &duration);
|
|
if (!parts)
|
|
break;
|
|
if (chapter < 0 || chapter >= n)
|
|
break;
|
|
*ch = parts[chapter] / 90000.0;
|
|
free(parts);
|
|
return 1;
|
|
}
|
|
case STREAM_CTRL_GET_TIME_LENGTH: {
|
|
if (priv->duration) {
|
|
*(double *)arg = (double)priv->duration / 1000.0;
|
|
return 1;
|
|
}
|
|
break;
|
|
}
|
|
case STREAM_CTRL_GET_ASPECT_RATIO: {
|
|
uint8_t ar = dvdnav_get_video_aspect(dvdnav);
|
|
*(double *)arg = !ar ? 4.0 / 3.0 : 16.0 / 9.0;
|
|
return 1;
|
|
}
|
|
case STREAM_CTRL_GET_CURRENT_TIME: {
|
|
double tm;
|
|
tm = dvdnav_get_current_time(dvdnav) / 90000.0f;
|
|
if (tm != -1) {
|
|
*(double *)arg = tm;
|
|
return 1;
|
|
}
|
|
break;
|
|
}
|
|
case STREAM_CTRL_GET_NUM_TITLES: {
|
|
int32_t num_titles = 0;
|
|
if (dvdnav_get_number_of_titles(dvdnav, &num_titles) != DVDNAV_STATUS_OK)
|
|
break;
|
|
*((unsigned int*)arg)= num_titles;
|
|
return STREAM_OK;
|
|
}
|
|
case STREAM_CTRL_GET_CURRENT_TITLE: {
|
|
if (dvdnav_current_title_info(dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
|
|
break;
|
|
*((unsigned int *) arg) = tit - 1;
|
|
return STREAM_OK;
|
|
}
|
|
case STREAM_CTRL_SET_CURRENT_TITLE: {
|
|
int title = *((unsigned int *) arg);
|
|
if (dvdnav_title_play(priv->dvdnav, title + 1) != DVDNAV_STATUS_OK)
|
|
break;
|
|
stream_drop_buffers(stream);
|
|
return STREAM_OK;
|
|
}
|
|
case STREAM_CTRL_SEEK_TO_TIME: {
|
|
double d = *(double *)arg;
|
|
int64_t tm = (int64_t)(d * 90000);
|
|
if (tm < 0)
|
|
tm = 0;
|
|
if (priv->duration && tm >= (priv->duration * 90))
|
|
tm = priv->duration * 90 - 1;
|
|
MP_VERBOSE(stream, "seek to PTS %f (%"PRId64")\n", d, tm);
|
|
if (dvdnav_time_search(dvdnav, tm) != DVDNAV_STATUS_OK)
|
|
break;
|
|
stream_drop_buffers(stream);
|
|
d = dvdnav_get_current_time(dvdnav) / 90000.0f;
|
|
MP_VERBOSE(stream, "landed at: %f\n", d);
|
|
return STREAM_OK;
|
|
}
|
|
case STREAM_CTRL_GET_NUM_ANGLES: {
|
|
uint32_t curr, angles;
|
|
if (dvdnav_get_angle_info(dvdnav, &curr, &angles) != DVDNAV_STATUS_OK)
|
|
break;
|
|
*(int *)arg = angles;
|
|
return 1;
|
|
}
|
|
case STREAM_CTRL_GET_ANGLE: {
|
|
uint32_t curr, angles;
|
|
if (dvdnav_get_angle_info(dvdnav, &curr, &angles) != DVDNAV_STATUS_OK)
|
|
break;
|
|
*(int *)arg = curr;
|
|
return 1;
|
|
}
|
|
case STREAM_CTRL_SET_ANGLE: {
|
|
uint32_t curr, angles;
|
|
int new_angle = *(int *)arg;
|
|
if (dvdnav_get_angle_info(dvdnav, &curr, &angles) != DVDNAV_STATUS_OK)
|
|
break;
|
|
if (new_angle > angles || new_angle < 1)
|
|
break;
|
|
if (dvdnav_angle_change(dvdnav, new_angle) != DVDNAV_STATUS_OK)
|
|
return 1;
|
|
}
|
|
case STREAM_CTRL_GET_LANG: {
|
|
struct stream_lang_req *req = arg;
|
|
int lang = 0;
|
|
switch (req->type) {
|
|
case STREAM_AUDIO:
|
|
lang = mp_dvdnav_lang_from_aid(stream, req->id);
|
|
break;
|
|
case STREAM_SUB:
|
|
lang = mp_dvdnav_lang_from_sid(stream, req->id);
|
|
break;
|
|
}
|
|
if (!lang)
|
|
break;
|
|
snprintf(req->name, sizeof(req->name), "%c%c", lang >> 8, lang);
|
|
return STREAM_OK;
|
|
}
|
|
case STREAM_CTRL_GET_DVD_INFO: {
|
|
struct stream_dvd_info_req *req = arg;
|
|
memset(req, 0, sizeof(*req));
|
|
req->num_subs = mp_dvdnav_number_of_subs(stream);
|
|
assert(sizeof(uint32_t) == sizeof(unsigned int));
|
|
memcpy(req->palette, priv->spu_clut, sizeof(req->palette));
|
|
return STREAM_OK;
|
|
}
|
|
case STREAM_CTRL_GET_NAV_EVENT: {
|
|
struct mp_nav_event **ev = arg;
|
|
if (ev)
|
|
fill_next_event(stream, ev);
|
|
return STREAM_OK;
|
|
}
|
|
case STREAM_CTRL_NAV_CMD: {
|
|
handle_cmd(stream, (struct mp_nav_cmd *)arg);
|
|
return STREAM_OK;
|
|
}
|
|
case STREAM_CTRL_GET_DISC_NAME: {
|
|
const char *volume = NULL;
|
|
if (dvdnav_get_title_string(dvdnav, &volume) != DVDNAV_STATUS_OK)
|
|
break;
|
|
if (!volume || !volume[0])
|
|
break;
|
|
*(char**)arg = talloc_strdup(NULL, volume);
|
|
return STREAM_OK;
|
|
}
|
|
}
|
|
|
|
return STREAM_UNSUPPORTED;
|
|
}
|
|
|
|
static void stream_dvdnav_close(stream_t *s)
|
|
{
|
|
struct priv *priv = s->priv;
|
|
dvdnav_close(priv->dvdnav);
|
|
priv->dvdnav = NULL;
|
|
if (priv->dvd_speed)
|
|
dvd_set_speed(s, priv->filename, -1);
|
|
if (priv->filename)
|
|
free(priv->filename);
|
|
}
|
|
|
|
static struct priv *new_dvdnav_stream(stream_t *stream, char *filename)
|
|
{
|
|
struct priv *priv = stream->priv;
|
|
const char *title_str;
|
|
|
|
if (!filename)
|
|
return NULL;
|
|
|
|
if (!(priv->filename = strdup(filename)))
|
|
return NULL;
|
|
|
|
priv->dvd_speed = stream->opts->dvd_speed;
|
|
dvd_set_speed(stream, priv->filename, priv->dvd_speed);
|
|
|
|
if (dvdnav_open(&(priv->dvdnav), priv->filename) != DVDNAV_STATUS_OK) {
|
|
free(priv->filename);
|
|
priv->filename = NULL;
|
|
return NULL;
|
|
}
|
|
|
|
if (!priv->dvdnav)
|
|
return NULL;
|
|
|
|
dvdnav_set_readahead_flag(priv->dvdnav, 1);
|
|
if (dvdnav_set_PGC_positioning_flag(priv->dvdnav, 1) != DVDNAV_STATUS_OK)
|
|
MP_ERR(stream, "stream_dvdnav, failed to set PGC positioning\n");
|
|
/* report the title?! */
|
|
dvdnav_get_title_string(priv->dvdnav, &title_str);
|
|
|
|
return priv;
|
|
}
|
|
|
|
static int open_s(stream_t *stream)
|
|
{
|
|
struct priv *priv, *p;
|
|
priv = p = stream->priv;
|
|
char *filename;
|
|
|
|
if (p->device && p->device[0])
|
|
filename = p->device;
|
|
else if (stream->opts->dvd_device && stream->opts->dvd_device[0])
|
|
filename = stream->opts->dvd_device;
|
|
else
|
|
filename = DEFAULT_DVD_DEVICE;
|
|
if (!new_dvdnav_stream(stream, filename)) {
|
|
MP_ERR(stream, "Couldn't open DVD device: %s\n",
|
|
filename);
|
|
return STREAM_UNSUPPORTED;
|
|
}
|
|
|
|
if (p->track == TITLE_LONGEST) { // longest
|
|
dvdnav_t *dvdnav = priv->dvdnav;
|
|
uint64_t best_length = 0;
|
|
int best_title = -1;
|
|
int32_t num_titles;
|
|
if (dvdnav_get_number_of_titles(dvdnav, &num_titles) == DVDNAV_STATUS_OK) {
|
|
for (int n = 1; n <= num_titles; n++) {
|
|
uint64_t *parts = NULL, duration = 0;
|
|
dvdnav_describe_title_chapters(dvdnav, n, &parts, &duration);
|
|
if (parts) {
|
|
if (duration > best_length) {
|
|
best_length = duration;
|
|
best_title = n;
|
|
}
|
|
free(parts);
|
|
}
|
|
}
|
|
}
|
|
p->track = best_title - 1;
|
|
MP_INFO(stream, "Selecting title %d.\n", p->track);
|
|
}
|
|
|
|
if (p->track >= 0) {
|
|
priv->title = p->track;
|
|
if (dvdnav_title_play(priv->dvdnav, p->track + 1) != DVDNAV_STATUS_OK) {
|
|
MP_FATAL(stream, "dvdnav_stream, couldn't select title %d, error '%s'\n",
|
|
p->track, dvdnav_err_to_string(priv->dvdnav));
|
|
return STREAM_UNSUPPORTED;
|
|
}
|
|
} else {
|
|
if (dvdnav_menu_call(priv->dvdnav, DVD_MENU_Root) != DVDNAV_STATUS_OK)
|
|
dvdnav_menu_call(priv->dvdnav, DVD_MENU_Title);
|
|
}
|
|
if (stream->opts->dvd_angle > 1)
|
|
dvdnav_angle_change(priv->dvdnav, stream->opts->dvd_angle);
|
|
|
|
stream->sector_size = 2048;
|
|
stream->fill_buffer = fill_buffer;
|
|
stream->control = control;
|
|
stream->close = stream_dvdnav_close;
|
|
stream->type = STREAMTYPE_DVD;
|
|
stream->demuxer = "+disc";
|
|
stream->lavf_type = "mpeg";
|
|
stream->allow_caching = false;
|
|
|
|
return STREAM_OK;
|
|
}
|
|
|
|
const stream_info_t stream_info_dvdnav = {
|
|
.name = "dvdnav",
|
|
.open = open_s,
|
|
.protocols = (const char*const[]){ "dvd", "dvdnav", NULL },
|
|
.priv_size = sizeof(struct priv),
|
|
.priv_defaults = &stream_priv_dflts,
|
|
.options = stream_opts_fields,
|
|
.url_options = (const char*const[]){
|
|
"hostname=title",
|
|
"filename=device",
|
|
NULL
|
|
},
|
|
};
|