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mpv/mpcommon.c
reimar 026fb91615 Make ASS processing work with both subtitle formats, the MKV one and the 
"standard" one FFmpeg uses.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@31034 b3059339-0415-0410-9bf9-f77b7e298cf2
2010-04-12 21:04:17 +00:00

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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 <stdlib.h>
#include "stream/stream.h"
#include "libmpdemux/demuxer.h"
#include "libmpdemux/stheader.h"
#include "mplayer.h"
#include "libvo/sub.h"
#include "libvo/video_out.h"
#include "cpudetect.h"
#include "help_mp.h"
#include "mp_msg.h"
#include "spudec.h"
#include "version.h"
#include "vobsub.h"
#include "libmpcodecs/dec_teletext.h"
#include "libavutil/intreadwrite.h"
#include "m_option.h"
#include "mpcommon.h"
double sub_last_pts = -303;
#ifdef CONFIG_ASS
#include "libass/ass_mp.h"
ass_track_t* ass_track = 0; // current track to render
#endif
sub_data* subdata = NULL;
subtitle* vo_sub_last = NULL;
void print_version(const char* name)
{
mp_msg(MSGT_CPLAYER, MSGL_INFO, MP_TITLE, name);
/* Test for CPU capabilities (and corresponding OS support) for optimizing */
GetCpuCaps(&gCpuCaps);
#if ARCH_X86
mp_msg(MSGT_CPLAYER, MSGL_V,
"CPUflags: MMX: %d MMX2: %d 3DNow: %d 3DNowExt: %d SSE: %d SSE2: %d SSSE3: %d\n",
gCpuCaps.hasMMX, gCpuCaps.hasMMX2,
gCpuCaps.has3DNow, gCpuCaps.has3DNowExt,
gCpuCaps.hasSSE, gCpuCaps.hasSSE2, gCpuCaps.hasSSSE3);
#if CONFIG_RUNTIME_CPUDETECT
mp_msg(MSGT_CPLAYER,MSGL_V, MSGTR_CompiledWithRuntimeDetection);
#else
mp_msg(MSGT_CPLAYER,MSGL_V, MSGTR_CompiledWithCPUExtensions);
if (HAVE_MMX)
mp_msg(MSGT_CPLAYER,MSGL_V," MMX");
if (HAVE_MMX2)
mp_msg(MSGT_CPLAYER,MSGL_V," MMX2");
if (HAVE_AMD3DNOW)
mp_msg(MSGT_CPLAYER,MSGL_V," 3DNow");
if (HAVE_AMD3DNOWEXT)
mp_msg(MSGT_CPLAYER,MSGL_V," 3DNowExt");
if (HAVE_SSE)
mp_msg(MSGT_CPLAYER,MSGL_V," SSE");
if (HAVE_SSE2)
mp_msg(MSGT_CPLAYER,MSGL_V," SSE2");
if (HAVE_SSSE3)
mp_msg(MSGT_CPLAYER,MSGL_V," SSSE3");
if (HAVE_CMOV)
mp_msg(MSGT_CPLAYER,MSGL_V," CMOV");
mp_msg(MSGT_CPLAYER,MSGL_V,"\n");
#endif /* CONFIG_RUNTIME_CPUDETECT */
#endif /* ARCH_X86 */
}
void update_subtitles(sh_video_t *sh_video, double refpts, demux_stream_t *d_dvdsub, int reset)
{
unsigned char *packet=NULL;
int len;
char type = d_dvdsub->sh ? ((sh_sub_t *)d_dvdsub->sh)->type : 'v';
static subtitle subs;
if (reset) {
sub_clear_text(&subs, MP_NOPTS_VALUE);
if (vo_sub) {
set_osd_subtitle(NULL);
}
if (vo_spudec) {
spudec_reset(vo_spudec);
vo_osd_changed(OSDTYPE_SPU);
}
}
// find sub
if (subdata) {
if (sub_fps==0) sub_fps = sh_video ? sh_video->fps : 25;
current_module = "find_sub";
if (refpts > sub_last_pts || refpts < sub_last_pts-1.0) {
find_sub(subdata, (refpts+sub_delay) *
(subdata->sub_uses_time ? 100. : sub_fps));
if (vo_sub) vo_sub_last = vo_sub;
// FIXME! frame counter...
sub_last_pts = refpts;
}
}
// DVD sub:
if (vo_config_count && vo_spudec &&
(vobsub_id >= 0 || (dvdsub_id >= 0 && type == 'v'))) {
int timestamp;
current_module = "spudec";
spudec_heartbeat(vo_spudec, 90000*sh_video->timer);
/* Get a sub packet from the DVD or a vobsub and make a timestamp
* relative to sh_video->timer */
while(1) {
// Vobsub
len = 0;
if (vo_vobsub) {
if (refpts+sub_delay >= 0) {
len = vobsub_get_packet(vo_vobsub, refpts+sub_delay,
(void**)&packet, &timestamp);
if (len > 0) {
timestamp -= (refpts + sub_delay - sh_video->timer)*90000;
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,sh_video->timer,timestamp / 90000.0,timestamp);
}
}
} else {
// DVD sub
len = ds_get_packet_sub(d_dvdsub, (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_dvdsub->pts - refpts;
if (x > -20 && x < 20) // prevent missing subs on pts reset
timestamp = 90000*(sh_video->timer + d_dvdsub->pts
+ sub_delay - refpts);
else timestamp = 90000*(sh_video->timer + sub_delay);
mp_dbg(MSGT_CPLAYER, MSGL_V, "\rDVD sub: len=%d "
"v_pts=%5.3f s_pts=%5.3f ts=%d \n", len,
refpts, d_dvdsub->pts, timestamp);
}
}
if (len<=0 || !packet) break;
if (vo_vobsub || timestamp >= 0)
spudec_assemble(vo_spudec, packet, len, timestamp);
}
if (spudec_changed(vo_spudec))
vo_osd_changed(OSDTYPE_SPU);
} else if (dvdsub_id >= 0 && (type == 't' || type == 'm' || type == 'a' || type == 'd')) {
double curpts = refpts + sub_delay;
double endpts;
if (type == 'd' && !d_dvdsub->demuxer->teletext) {
tt_stream_props tsp = {0};
void *ptr = &tsp;
if (teletext_control(NULL, TV_VBI_CONTROL_START, &ptr) == VBI_CONTROL_TRUE)
d_dvdsub->demuxer->teletext = ptr;
}
if (d_dvdsub->non_interleaved)
ds_get_next_pts(d_dvdsub);
while (d_dvdsub->first) {
double subpts = ds_get_next_pts(d_dvdsub);
if (subpts > curpts)
break;
endpts = d_dvdsub->first->endpts;
len = ds_get_packet_sub(d_dvdsub, &packet);
if (type == 'm') {
if (len < 2) continue;
len = FFMIN(len - 2, AV_RB16(packet));
packet += 2;
}
if (type == 'd') {
if (d_dvdsub->demuxer->teletext) {
uint8_t *p = packet;
p++;
len--;
while (len >= 46) {
int sublen = p[1];
if (p[0] == 2 || p[0] == 3)
teletext_control(d_dvdsub->demuxer->teletext,
TV_VBI_CONTROL_DECODE_DVB, p + 2);
p += sublen + 2;
len -= sublen + 2;
}
}
continue;
}
#ifdef CONFIG_ASS
if (ass_enabled) {
sh_sub_t* sh = d_dvdsub->sh;
ass_track = sh ? sh->ass_track : NULL;
if (!ass_track) continue;
if (type == 'a') { // ssa/ass subs with libass
if (len > 10 && memcmp(packet, "Dialogue: ", 10) == 0)
ass_process_data(ass_track, packet, len);
else
ass_process_chunk(ass_track, packet, len,
(long long)(subpts*1000 + 0.5),
(long long)((endpts-subpts)*1000 + 0.5));
} else { // plaintext subs with libass
if (subpts != MP_NOPTS_VALUE) {
subtitle tmp_subs = {0};
if (endpts == MP_NOPTS_VALUE) endpts = subpts + 3;
sub_add_text(&tmp_subs, packet, len, endpts);
tmp_subs.start = subpts * 100;
tmp_subs.end = endpts * 100;
ass_process_subtitle(ass_track, &tmp_subs);
sub_clear_text(&tmp_subs, MP_NOPTS_VALUE);
}
}
continue;
}
#endif
if (subpts != MP_NOPTS_VALUE) {
if (endpts == MP_NOPTS_VALUE)
sub_clear_text(&subs, MP_NOPTS_VALUE);
if (type == 'a') { // ssa/ass subs without libass => convert to plaintext
int i;
unsigned char* p = packet;
int skip_commas = 8;
if (len > 10 && memcmp(packet, "Dialogue: ", 10) == 0)
skip_commas = 9;
for (i=0; i < skip_commas && *p != '\0'; p++)
if (*p == ',')
i++;
if (*p == '\0') /* Broken line? */
continue;
len -= p - packet;
packet = p;
}
sub_add_text(&subs, packet, len, endpts);
set_osd_subtitle(&subs);
}
if (d_dvdsub->non_interleaved)
ds_get_next_pts(d_dvdsub);
}
if (sub_clear_text(&subs, curpts))
set_osd_subtitle(&subs);
}
current_module=NULL;
}
void update_teletext(sh_video_t *sh_video, demuxer_t *demuxer, int reset)
{
int page_changed;
if (!demuxer->teletext)
return;
//Also forcing page update when such ioctl is not supported or call error occured
if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_IS_CHANGED,&page_changed)!=VBI_CONTROL_TRUE)
page_changed=1;
if(!page_changed)
return;
if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_VBIPAGE,&vo_osd_teletext_page)!=VBI_CONTROL_TRUE)
vo_osd_teletext_page=NULL;
if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_HALF_PAGE,&vo_osd_teletext_half)!=VBI_CONTROL_TRUE)
vo_osd_teletext_half=0;
if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_MODE,&vo_osd_teletext_mode)!=VBI_CONTROL_TRUE)
vo_osd_teletext_mode=0;
if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_FORMAT,&vo_osd_teletext_format)!=VBI_CONTROL_TRUE)
vo_osd_teletext_format=0;
vo_osd_changed(OSDTYPE_TELETEXT);
teletext_control(demuxer->teletext,TV_VBI_CONTROL_MARK_UNCHANGED,NULL);
}
int select_audio(demuxer_t* demuxer, int audio_id, char* audio_lang)
{
if (audio_id == -1 && audio_lang)
audio_id = demuxer_audio_track_by_lang(demuxer, audio_lang);
if (audio_id == -1)
audio_id = demuxer_default_audio_track(demuxer);
if (audio_id != -1) // -1 (automatic) is the default behaviour of demuxers
demuxer_switch_audio(demuxer, audio_id);
if (audio_id == -2) { // some demuxers don't yet know how to switch to no sound
demuxer->audio->id = -2;
demuxer->audio->sh = NULL;
}
return demuxer->audio->id;
}
/* Parse -noconfig common to both programs */
int disable_system_conf=0;
int disable_user_conf=0;
#ifdef CONFIG_GUI
int disable_gui_conf=0;
#endif /* CONFIG_GUI */
/* Disable all configuration files */
static void noconfig_all(void)
{
disable_system_conf = 1;
disable_user_conf = 1;
#ifdef CONFIG_GUI
disable_gui_conf = 1;
#endif /* CONFIG_GUI */
}
const m_option_t noconfig_opts[] = {
{"all", noconfig_all, CONF_TYPE_FUNC, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 0, NULL},
{"system", &disable_system_conf, CONF_TYPE_FLAG, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 1, NULL},
{"user", &disable_user_conf, CONF_TYPE_FLAG, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 1, NULL},
#ifdef CONFIG_GUI
{"gui", &disable_gui_conf, CONF_TYPE_FLAG, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 1, NULL},
#endif /* CONFIG_GUI */
{NULL, NULL, 0, 0, 0, 0, NULL}
};
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