Make compilation depending on USE_OSD unconditional.
[mplayer.git] / mencoder.c
blobc993c60137cb6753a34186e12ddf1273893e5638
1 #define VCODEC_COPY 0
2 #define VCODEC_FRAMENO 1
3 // real codecs:
4 #define VCODEC_LIBAVCODEC 4
5 #define VCODEC_VFW 7
6 #define VCODEC_LIBDV 8
7 #define VCODEC_XVID 9
8 #define VCODEC_QTVIDEO 10
9 #define VCODEC_NUV 11
10 #define VCODEC_RAW 12
11 #define VCODEC_X264 13
13 #define ACODEC_COPY 0
14 #define ACODEC_PCM 1
15 #define ACODEC_VBRMP3 2
16 #define ACODEC_NULL 3
17 #define ACODEC_LAVC 4
18 #define ACODEC_TOOLAME 5
19 #define ACODEC_FAAC 6
20 #define ACODEC_TWOLAME 7
22 #include <stdio.h>
23 #include <stdlib.h>
24 #include <string.h>
25 #include <signal.h>
26 #include "config.h"
28 #ifdef __MINGW32__
29 #define SIGHUP 1
30 #define SIGQUIT 3
31 #define SIGPIPE 13
32 #endif
33 #ifdef WIN32
34 #include <windows.h>
35 #endif
37 #include <sys/time.h>
40 #include "version.h"
41 #include "mp_msg.h"
42 #include "help_mp.h"
44 #include "cpudetect.h"
46 #include "codec-cfg.h"
47 #include "m_option.h"
48 #include "m_config.h"
49 #include "parser-mecmd.h"
51 #include "stream/stream.h"
52 #include "libmpdemux/demuxer.h"
53 #include "libmpdemux/stheader.h"
54 #include "libmpdemux/mp3_hdr.h"
55 #include "libmpdemux/muxer.h"
58 #include "libvo/video_out.h"
60 #include "libaf/af_format.h"
62 #include "libmpcodecs/mp_image.h"
63 #include "libmpcodecs/dec_audio.h"
64 #include "libmpcodecs/dec_video.h"
65 #include "libmpcodecs/vf.h"
67 // for MPEGLAYER3WAVEFORMAT:
68 #include "libmpdemux/ms_hdr.h"
70 #include <inttypes.h>
72 #include "libvo/fastmemcpy.h"
74 #include "osdep/timer.h"
76 #include "get_path.c"
78 #ifdef USE_DVDREAD
79 #include "stream/stream_dvd.h"
80 #endif
82 #ifdef USE_LIBAVCODEC
83 #ifdef USE_LIBAVCODEC_SO
84 #include <ffmpeg/avcodec.h>
85 #else
86 #include "avcodec.h"
87 #endif
88 #endif
90 #include "libmpcodecs/ae.h"
91 int vo_doublebuffering=0;
92 int vo_directrendering=0;
93 int vo_config_count=0;
94 int forced_subs_only=0;
96 //--------------------------
98 // cache2:
99 int stream_cache_size=-1;
100 #ifdef USE_STREAM_CACHE
101 extern int cache_fill_status;
103 float stream_cache_min_percent=20.0;
104 float stream_cache_seek_min_percent=50.0;
105 #else
106 #define cache_fill_status 0
107 #endif
109 int audio_id=-1;
110 int video_id=-1;
111 int dvdsub_id=-2;
112 int vobsub_id=-1;
113 char* audio_lang=NULL;
114 char* dvdsub_lang=NULL;
115 static char* spudec_ifo=NULL;
117 static char** audio_codec_list=NULL; // override audio codec
118 static char** video_codec_list=NULL; // override video codec
119 static char** audio_fm_list=NULL; // override audio codec family
120 static char** video_fm_list=NULL; // override video codec family
121 extern char *demuxer_name; // override demuxer
122 extern char *audio_demuxer_name; // override audio demuxer
123 extern char *sub_demuxer_name; // override sub demuxer
125 static int out_audio_codec=-1;
126 static int out_video_codec=-1;
128 int out_file_format=MUXER_TYPE_AVI; // default to AVI
130 // audio stream skip/resync functions requires only for seeking.
131 // (they should be implemented in the audio codec layer)
132 //void skip_audio_frame(sh_audio_t *sh_audio){}
133 //void resync_audio_stream(sh_audio_t *sh_audio){}
135 extern int verbose; // must be global!
136 int quiet=0;
137 double video_time_usage=0;
138 double vout_time_usage=0;
139 double max_video_time_usage=0;
140 double max_vout_time_usage=0;
141 double cur_video_time_usage=0;
142 double cur_vout_time_usage=0;
143 int benchmark=0;
145 extern int mp_msg_levels[MSGT_MAX];
146 extern int mp_msg_level_all;
148 #ifdef WIN32
149 char * proc_priority=NULL;
150 #endif
152 // A-V sync:
153 int delay_corrected=1;
154 static float default_max_pts_correction=-1;//0.01f;
155 static float max_pts_correction=0;//default_max_pts_correction;
156 static float c_total=0;
158 static float audio_preload=0.5;
159 static float audio_delay_fix=0.0;
160 static float audio_delay=0.0;
161 static int ignore_start=0;
162 static int audio_density=2;
164 float force_fps=0;
165 static float force_ofps=0; // set to 24 for inverse telecine
166 static int skip_limit=-1;
167 float playback_speed=1.0;
169 static int force_srate=0;
170 static int audio_output_format=0;
172 char *vobsub_out=NULL;
173 unsigned int vobsub_out_index=0;
174 char *vobsub_out_id=NULL;
176 char* out_filename=NULL;
178 char *force_fourcc=NULL;
179 int force_audiofmttag=-1;
181 char* passtmpfile="divx2pass.log";
183 static int play_n_frames=-1;
184 static int play_n_frames_mf=-1;
186 #include "libvo/font_load.h"
187 #include "libvo/sub.h"
189 // sub:
190 char *font_name=NULL;
191 #ifdef HAVE_FONTCONFIG
192 extern int font_fontconfig;
193 #endif
194 float font_factor=0.75;
195 char **sub_name=NULL;
196 float sub_delay=0;
197 float sub_fps=0;
198 int sub_auto = 0;
199 int subcc_enabled=0;
200 int suboverlap_enabled = 1;
202 static sub_data* subdata=NULL;
203 float sub_last_pts = -303;
205 int auto_expand=1;
206 int encode_duplicates=1;
208 // infos are empty by default
209 char *info_name=NULL;
210 char *info_artist=NULL;
211 char *info_genre=NULL;
212 char *info_subject=NULL;
213 char *info_copyright=NULL;
214 char *info_sourceform=NULL;
215 char *info_comment=NULL;
217 // Needed by libmpdemux.
218 int mp_input_check_interrupt(int time) {
219 usec_sleep(time);
220 return 0;
223 #ifdef USE_ASS
224 #include "libass/ass.h"
225 #include "libass/ass_mp.h"
227 ass_track_t* ass_track = 0; // current track to render
228 #endif
230 //char *out_audio_codec=NULL; // override audio codec
231 //char *out_video_codec=NULL; // override video codec
233 //#include "libmpeg2/mpeg2.h"
234 //#include "libmpeg2/mpeg2_internal.h"
236 //static int vo_w=0, vo_h=0;
238 //-------------------------- config stuff:
240 m_config_t* mconfig;
242 extern int m_config_parse_config_file(m_config_t* config, char *conffile);
244 static int cfg_inc_verbose(m_option_t *conf){ ++verbose; return 0;}
246 static int cfg_include(m_option_t *conf, char *filename){
247 return m_config_parse_config_file(mconfig, filename);
250 static char *seek_to_sec=NULL;
251 static off_t seek_to_byte=0;
253 static m_time_size_t end_at = { .type = END_AT_NONE, .pos = 0 };
255 static char * frameno_filename=NULL;
257 //static uint8_t* flip_upside_down(uint8_t* dst, const uint8_t* src, int width, int height);
259 typedef struct {
260 unsigned char* start;
261 int in_size;
262 float frame_time;
263 int already_read;
264 } s_frame_data;
266 /// Returns a_pts
267 static float calc_a_pts(demux_stream_t *d_audio);
268 /** \brief Seeks audio forward to pts by dumping audio packets
269 \return The current audio pts.
271 static float forward_audio(float pts, demux_stream_t *d_audio, muxer_stream_t* mux_a);
272 /** \brief Seeks slowly by dumping frames.
273 \return 1 for success, 2 for EOF.
275 static int slowseek(float end_pts, demux_stream_t *d_video, demux_stream_t *d_audio, muxer_stream_t* mux_a, s_frame_data * frame_data, int framecopy, int print_info);
276 /// Deletes audio or video as told by -delay to sync
277 static void fixdelay(demux_stream_t *d_video, demux_stream_t *d_audio, muxer_stream_t* mux_a, s_frame_data * frame_data, int framecopy);
279 #include "edl.h"
280 static edl_record_ptr edl_records = NULL; ///< EDL entries memory area
281 static edl_record_ptr next_edl_record = NULL; ///< only for traversing edl_records
282 static short edl_muted; ///< Stores whether EDL is currently in muted mode.
283 static short edl_seeking; ///< When non-zero, stream is seekable.
284 static short edl_seek_type; ///< When non-zero, frames are discarded instead of seeking.
285 /** \brief Seeks for EDL
286 \return 1 for success, 0 for failure, 2 for EOF.
288 static int edl_seek(edl_record_ptr next_edl_record, demuxer_t* demuxer, demux_stream_t *d_audio, muxer_stream_t* mux_a, s_frame_data * frame_data, int framecopy);
290 #include "cfg-mencoder.h"
292 #ifdef USE_DVDREAD
293 #include "spudec.h"
294 #endif
295 #include "vobsub.h"
297 #include "libao2/audio_out.h"
298 /* FIXME */
299 static void mencoder_exit(int level, const char *how)
301 if (how)
302 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_ExitingHow, how);
303 else
304 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_Exiting);
306 exit(level);
309 static void parse_cfgfiles( m_config_t* conf )
311 char *conffile;
312 if ((conffile = get_path("mencoder.conf")) == NULL) {
313 mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_GetpathProblem);
314 } else {
315 if (m_config_parse_config_file(conf, conffile) < 0)
316 mencoder_exit(1,MSGTR_ConfigFileError);
317 free(conffile);
322 //---------------------------------------------------------------------------
324 static int dec_audio(sh_audio_t *sh_audio,unsigned char* buffer,int total){
325 int size=0;
326 int at_eof=0;
327 while(size<total && !at_eof){
328 int len=total-size;
329 if(len>MAX_OUTBURST) len=MAX_OUTBURST;
330 if(len>sh_audio->a_out_buffer_size) len=sh_audio->a_out_buffer_size;
331 if(len>sh_audio->a_out_buffer_len){
332 int ret=decode_audio(sh_audio,
333 &sh_audio->a_out_buffer[sh_audio->a_out_buffer_len],
334 len-sh_audio->a_out_buffer_len,
335 sh_audio->a_out_buffer_size-sh_audio->a_out_buffer_len);
336 if(ret>0) sh_audio->a_out_buffer_len+=ret; else at_eof=1;
338 if(len>sh_audio->a_out_buffer_len) len=sh_audio->a_out_buffer_len;
339 memcpy(buffer+size,sh_audio->a_out_buffer,len);
340 sh_audio->a_out_buffer_len-=len; size+=len;
341 if(sh_audio->a_out_buffer_len>0)
342 memcpy(sh_audio->a_out_buffer,&sh_audio->a_out_buffer[len],sh_audio->a_out_buffer_len);
344 return size;
347 //---------------------------------------------------------------------------
349 // this function returns the absoloute time for which MEncoder will switch files or move in the file.
350 // so audio can be cut correctly. -1 if there is no limit.
351 static float stop_time(demuxer_t* demuxer, muxer_stream_t* mux_v);
353 static int at_eof=0;
354 static int interrupted=0;
356 static void exit_sighandler(int x){
357 at_eof=1;
358 interrupted=2; /* 1 means error */
361 static muxer_t* muxer=NULL;
362 static FILE* muxer_f=NULL;
364 extern void print_wave_header(WAVEFORMATEX *h, int verbose_level);
366 int main(int argc,char* argv[]){
368 stream_t* stream=NULL;
369 demuxer_t* demuxer=NULL;
370 stream_t* stream2=NULL;
371 demuxer_t* demuxer2=NULL;
372 demux_stream_t *d_audio=NULL;
373 demux_stream_t *d_video=NULL;
374 demux_stream_t *d_dvdsub=NULL;
375 sh_audio_t *sh_audio=NULL;
376 sh_video_t *sh_video=NULL;
377 int file_format=DEMUXER_TYPE_UNKNOWN;
378 int i=DEMUXER_TYPE_UNKNOWN;
379 void *vobsub_writer=NULL;
380 s_frame_data frame_data = { .start = NULL, .in_size = 0, .frame_time = 0., .already_read = 0 };
382 uint32_t ptimer_start;
383 uint32_t audiorate=0;
384 uint32_t videorate=0;
385 uint32_t audiosamples=1;
386 uint32_t videosamples=1;
387 uint32_t skippedframes=0;
388 uint32_t duplicatedframes=0;
389 uint32_t badframes=0;
391 muxer_stream_t* mux_a=NULL;
392 muxer_stream_t* mux_v=NULL;
393 off_t muxer_f_size=0;
395 double v_pts_corr=0;
396 double v_timer_corr=0;
398 m_entry_t* filelist = NULL;
399 char* filename=NULL;
401 int decoded_frameno=0;
402 int next_frameno=-1;
403 int curfile=0;
404 int new_srate=0;
406 unsigned int timer_start=0;
407 ao_data_t ao_data = {0,0,0,0,OUTBURST,-1,0};
409 audio_encoding_params_t aparams;
410 audio_encoder_t *aencoder = NULL;
412 mp_msg_init();
413 mp_msg(MSGT_CPLAYER,MSGL_INFO, "MEncoder " VERSION " (C) 2000-2006 MPlayer Team\n");
415 /* Test for cpu capabilities (and corresponding OS support) for optimizing */
416 GetCpuCaps(&gCpuCaps);
417 #ifdef ARCH_X86
418 mp_msg(MSGT_CPLAYER,MSGL_INFO,"CPUflags: Type: %d MMX: %d MMX2: %d 3DNow: %d 3DNow2: %d SSE: %d SSE2: %d\n",
419 gCpuCaps.cpuType,gCpuCaps.hasMMX,gCpuCaps.hasMMX2,
420 gCpuCaps.has3DNow, gCpuCaps.has3DNowExt,
421 gCpuCaps.hasSSE, gCpuCaps.hasSSE2);
422 #ifdef RUNTIME_CPUDETECT
423 mp_msg(MSGT_CPLAYER,MSGL_INFO, MSGTR_CompiledWithRuntimeDetection);
424 #else
425 mp_msg(MSGT_CPLAYER,MSGL_INFO, MSGTR_CompiledWithCPUExtensions);
426 #ifdef HAVE_MMX
427 mp_msg(MSGT_CPLAYER,MSGL_INFO," MMX");
428 #endif
429 #ifdef HAVE_MMX2
430 mp_msg(MSGT_CPLAYER,MSGL_INFO," MMX2");
431 #endif
432 #ifdef HAVE_3DNOW
433 mp_msg(MSGT_CPLAYER,MSGL_INFO," 3DNow");
434 #endif
435 #ifdef HAVE_3DNOWEX
436 mp_msg(MSGT_CPLAYER,MSGL_INFO," 3DNowEx");
437 #endif
438 #ifdef HAVE_SSE
439 mp_msg(MSGT_CPLAYER,MSGL_INFO," SSE");
440 #endif
441 #ifdef HAVE_SSE2
442 mp_msg(MSGT_CPLAYER,MSGL_INFO," SSE2");
443 #endif
444 mp_msg(MSGT_CPLAYER,MSGL_INFO,"\n\n");
445 #endif
446 #endif
448 #if defined(WIN32) && defined(USE_WIN32DLL)
449 set_path_env();
450 #endif /*WIN32 && USE_WIN32DLL*/
452 InitTimer();
454 // check codec.conf
455 if(!codecs_file || !parse_codec_cfg(codecs_file)){
456 if(!parse_codec_cfg(get_path("codecs.conf"))){
457 if(!parse_codec_cfg(MPLAYER_CONFDIR "/codecs.conf")){
458 if(!parse_codec_cfg(NULL)){
459 mp_msg(MSGT_MENCODER,MSGL_HINT,MSGTR_CopyCodecsConf);
460 mencoder_exit(1,NULL);
462 mp_msg(MSGT_MENCODER,MSGL_V,MSGTR_BuiltinCodecsConf);
467 mconfig = m_config_new();
468 m_config_register_options(mconfig,mencoder_opts);
469 parse_cfgfiles(mconfig);
470 filelist = m_config_parse_me_command_line(mconfig, argc, argv);
471 if(!filelist) mencoder_exit(1, MSGTR_ErrorParsingCommandLine);
474 char *extension;
476 if (!out_filename) mencoder_exit(1,MSGTR_MissingOutputFilename);
477 extension=strrchr(out_filename,'.');
478 if (extension != NULL && strlen(extension) > 3 && strlen(extension) < 6)
480 extension++;
482 switch (out_file_format)
484 case MUXER_TYPE_AVI:
485 if (strcasecmp(extension,"avi"))
486 mp_msg(MSGT_MENCODER, MSGL_WARN, MSGTR_MencoderWrongFormatAVI);
487 break;
489 case MUXER_TYPE_MPEG:
490 if (strcasecmp(extension,"mpg") &&
491 strcasecmp(extension,"mpeg") &&
492 strcasecmp(extension,"vob"))
493 mp_msg(MSGT_MENCODER, MSGL_WARN, MSGTR_MencoderWrongFormatMPG);
494 break;
500 if (frameno_filename) {
501 stream2=open_stream(frameno_filename,0,&i);
502 if(stream2){
503 demuxer2=demux_open(stream2,DEMUXER_TYPE_AVI,-1,-1,-2,NULL);
504 if(demuxer2) mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_UsingPass3ControlFile, frameno_filename);
505 else mp_msg(MSGT_DEMUXER,MSGL_ERR,MSGTR_FormatNotRecognized);
509 #ifdef WIN32
510 if(proc_priority){
511 int i;
512 for(i=0; priority_presets_defs[i].name; i++){
513 if(strcasecmp(priority_presets_defs[i].name, proc_priority) == 0)
514 break;
516 mp_msg(MSGT_CPLAYER,MSGL_STATUS,MSGTR_SettingProcessPriority,
517 priority_presets_defs[i].name);
518 SetPriorityClass(GetCurrentProcess(), priority_presets_defs[i].prio);
520 #endif
522 // check font
523 #ifdef HAVE_FREETYPE
524 init_freetype();
525 #endif
526 #ifdef HAVE_FONTCONFIG
527 if(!font_fontconfig)
529 #endif
530 #ifdef HAVE_BITMAP_FONT
531 if(font_name){
532 vo_font=read_font_desc(font_name,font_factor,verbose>1);
533 if(!vo_font) mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_CantLoadFont,font_name);
534 } else {
535 // try default:
536 vo_font=read_font_desc(get_path("font/font.desc"),font_factor,verbose>1);
537 if(!vo_font)
538 vo_font=read_font_desc(MPLAYER_DATADIR "/font/font.desc",font_factor,verbose>1);
540 #endif
541 #ifdef HAVE_FONTCONFIG
543 #endif
545 vo_init_osd();
547 /* HACK, for some weird reason, push() has to be called twice,
548 otherwise options are not saved correctly */
549 m_config_push(mconfig);
550 play_next_file:
551 m_config_push(mconfig);
552 m_entry_set_options(mconfig,&filelist[curfile]);
553 filename = filelist[curfile].name;
555 if(!filename){
556 mp_msg(MSGT_CPLAYER, MSGL_FATAL, MSGTR_MissingFilename);
557 mencoder_exit(1,NULL);
559 stream=open_stream(filename,0,&file_format);
561 if(!stream){
562 mp_msg(MSGT_CPLAYER, MSGL_FATAL, MSGTR_CannotOpenFile_Device);
563 mencoder_exit(1,NULL);
566 mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_OpenedStream, file_format, (int)(stream->start_pos), (int)(stream->end_pos));
568 #ifdef USE_DVDREAD
569 if(stream->type==STREAMTYPE_DVD){
570 if(audio_lang && audio_id==-1) audio_id=dvd_aid_from_lang(stream,audio_lang);
571 if(dvdsub_lang && dvdsub_id==-2) dvdsub_id=dvd_sid_from_lang(stream,dvdsub_lang);
573 #endif
575 stream->start_pos+=seek_to_byte;
577 if(stream_cache_size>0) stream_enable_cache(stream,stream_cache_size*1024,0,0);
579 if(demuxer2) audio_id=-2; /* do NOT read audio packets... */
581 //demuxer=demux_open(stream,file_format,video_id,audio_id,dvdsub_id);
582 demuxer=demux_open(stream,file_format,audio_id,video_id,dvdsub_id,filename);
583 if(!demuxer){
584 mp_msg(MSGT_DEMUXER, MSGL_FATAL, MSGTR_FormatNotRecognized);
585 mp_msg(MSGT_DEMUXER, MSGL_FATAL, MSGTR_CannotOpenDemuxer);
586 mencoder_exit(1,NULL);
589 d_audio=demuxer2 ? demuxer2->audio : demuxer->audio;
590 d_video=demuxer->video;
591 d_dvdsub=demuxer->sub;
592 sh_audio=d_audio->sh;
593 sh_video=d_video->sh;
595 if(!sh_video)
597 mp_msg(MSGT_CPLAYER,MSGL_FATAL,MSGTR_VideoStreamRequired);
598 mencoder_exit(1,NULL);
601 if(!video_read_properties(sh_video)){
602 mp_msg(MSGT_CPLAYER, MSGL_FATAL, MSGTR_CannotReadVideoProperties);
603 mencoder_exit(1,NULL);
606 mp_msg(MSGT_MENCODER,MSGL_INFO, MSGTR_FilefmtFourccSizeFpsFtime,
607 demuxer->file_format,sh_video->format, sh_video->disp_w,sh_video->disp_h,
608 sh_video->fps,sh_video->frametime
611 if(force_fps){
612 sh_video->fps=force_fps;
613 sh_video->frametime=1.0f/sh_video->fps;
614 mp_msg(MSGT_MENCODER,MSGL_INFO,MSGTR_ForcingInputFPS, sh_video->fps);
617 if(sh_audio && out_audio_codec<0){
618 if(audio_id==-2)
619 mp_msg(MSGT_MENCODER,MSGL_ERR,MSGTR_DemuxerDoesntSupportNosound);
620 mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_NoAudioEncoderSelected);
621 mencoder_exit(1,NULL);
623 if(sh_video && out_video_codec<0){
624 mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_NoVideoEncoderSelected);
625 mencoder_exit(1,NULL);
628 if(sh_audio && (out_audio_codec || seek_to_sec || !sh_audio->wf || playback_speed != 1.0)){
629 // Go through the codec.conf and find the best codec...
630 mp_msg(MSGT_CPLAYER,MSGL_INFO,"==========================================================================\n");
631 if(!init_best_audio_codec(sh_audio,audio_codec_list,audio_fm_list)){
632 sh_audio=d_audio->sh=NULL; // failed to init :(
634 mp_msg(MSGT_CPLAYER,MSGL_INFO,"==========================================================================\n");
637 if (sh_audio) {
638 new_srate = sh_audio->samplerate;
639 if (playback_speed != 1.0) {
640 new_srate *= playback_speed;
641 // limits are taken from libaf/af_resample.c
642 if (new_srate < 8000) new_srate = 8000;
643 if (new_srate > 192000) new_srate = 192000;
644 playback_speed = (float)new_srate / (float)sh_audio->samplerate;
648 // after reading video params we should load subtitles because
649 // we know fps so now we can adjust subtitles time to ~6 seconds AST
650 // check .sub
651 // current_module="read_subtitles_file";
652 if(sub_name && sub_name[0]){
653 subdata=sub_read_file(sub_name[0], sh_video->fps);
654 if(!subdata) mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_CantLoadSub,sub_name[0]);
655 } else
656 if(sub_auto && filename) { // auto load sub file ...
657 char **tmp = NULL;
658 int i = 0;
659 char *psub = get_path( "sub/" );
660 tmp = sub_filenames((psub ? psub : ""), filename);
661 free(psub);
662 subdata=sub_read_file(tmp[0], sh_video->fps);
663 while (tmp[i])
664 free(tmp[i++]);
665 free(tmp);
668 // set up video encoder:
670 if (!curfile) { // curfile is non zero when a second file is opened
671 if (vobsub_out) {
672 unsigned int palette[16], width, height;
673 unsigned char tmp[3] = { 0, 0, 0 };
674 if (spudec_ifo && vobsub_parse_ifo(NULL,spudec_ifo, palette, &width, &height, 1, dvdsub_id, tmp) >= 0)
675 vobsub_writer = vobsub_out_open(vobsub_out, palette, sh_video->disp_w, sh_video->disp_h,
676 vobsub_out_id?vobsub_out_id:(char *)tmp, vobsub_out_index);
677 #ifdef USE_DVDREAD
678 if (vobsub_writer == NULL) {
679 char tmp[3];
680 if (vobsub_out_id == NULL && stream->type == STREAMTYPE_DVD) {
681 int i;
682 dvd_priv_t *dvd = (dvd_priv_t*)stream->priv;
683 for (i = 0; i < dvd->nr_of_subtitles; ++i)
684 if (dvd->subtitles[i].id == dvdsub_id) {
685 tmp[0] = (dvd->subtitles[i].language >> 8) & 0xff;
686 tmp[1] = dvd->subtitles[i].language & 0xff;
687 tmp[2] = 0;
688 vobsub_out_id = tmp;
689 break;
692 vobsub_writer=vobsub_out_open(vobsub_out, stream->type==STREAMTYPE_DVD?((dvd_priv_t *)(stream->priv))->cur_pgc->palette:NULL,
693 sh_video->disp_w, sh_video->disp_h, vobsub_out_id, vobsub_out_index);
695 #endif
697 else {
698 if (spudec_ifo) {
699 unsigned int palette[16], width, height;
700 if (vobsub_parse_ifo(NULL,spudec_ifo, palette, &width, &height, 1, -1, NULL) >= 0)
701 vo_spudec=spudec_new_scaled(palette, sh_video->disp_w, sh_video->disp_h);
703 #ifdef USE_DVDREAD
704 if (vo_spudec==NULL) {
705 vo_spudec=spudec_new_scaled(stream->type==STREAMTYPE_DVD?((dvd_priv_t *)(stream->priv))->cur_pgc->palette:NULL,
706 sh_video->disp_w, sh_video->disp_h);
708 #endif
711 // Apply current settings for forced subs
712 spudec_set_forced_subs_only(vo_spudec,forced_subs_only);
714 // set up output file:
715 if(!strcmp(out_filename, "-"))
716 muxer_f=stdout;
717 else
718 muxer_f=fopen(out_filename,"wb");
719 if(!muxer_f) {
720 mp_msg(MSGT_MENCODER, MSGL_FATAL, MSGTR_CannotOpenOutputFile, out_filename);
721 mencoder_exit(1,NULL);
724 muxer=muxer_new_muxer(out_file_format,muxer_f);
725 if(!muxer) {
726 mp_msg(MSGT_MENCODER, MSGL_FATAL, MSGTR_CannotInitializeMuxer);
727 mencoder_exit(1,NULL);
729 #if 0
730 //disabled: it horrybly distorts filtered sound
731 if(out_file_format == MUXER_TYPE_MPEG) audio_preload = 0;
732 #endif
734 muxer->audio_delay_fix = audio_delay_fix;
736 // ============= VIDEO ===============
738 mux_v=muxer_new_stream(muxer,MUXER_TYPE_VIDEO);
740 mux_v->buffer_size=0x200000; // 2MB
741 mux_v->buffer=malloc(mux_v->buffer_size);
743 mux_v->source=sh_video;
745 mux_v->h.dwSampleSize=0; // VBR
746 #ifdef USE_LIBAVCODEC
748 AVRational q= av_d2q(force_ofps?force_ofps:sh_video->fps*playback_speed, 30000);
749 mux_v->h.dwScale= q.den;
750 mux_v->h.dwRate = q.num;
752 #else
753 mux_v->h.dwScale=10000;
754 mux_v->h.dwRate=mux_v->h.dwScale*(force_ofps?force_ofps:sh_video->fps*playback_speed);
755 #endif
757 mux_v->codec=out_video_codec;
759 mux_v->bih=NULL;
761 sh_video->codec=NULL;
762 sh_video->video_out=NULL;
763 sh_video->vfilter=NULL; // fixme!
765 switch(mux_v->codec){
766 case VCODEC_COPY:
767 if (!curfile) {
768 if (sh_video->bih) {
769 mux_v->bih=malloc(sh_video->bih->biSize);
770 memcpy(mux_v->bih, sh_video->bih, sh_video->bih->biSize);
772 else
774 mux_v->bih=calloc(1,sizeof(BITMAPINFOHEADER));
775 mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
776 mux_v->bih->biWidth=sh_video->disp_w;
777 mux_v->bih->biHeight=sh_video->disp_h;
778 mux_v->bih->biCompression=sh_video->format;
779 mux_v->bih->biPlanes=1;
780 mux_v->bih->biBitCount=24; // FIXME!!!
781 mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
784 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_VCodecFramecopy,
785 mux_v->bih->biWidth, mux_v->bih->biHeight,
786 mux_v->bih->biBitCount, mux_v->bih->biCompression);
788 if (curfile) {
789 if (sh_video->bih) {
790 if ((mux_v->bih->biSize != sh_video->bih->biSize) ||
791 memcmp(mux_v->bih, sh_video->bih, sh_video->bih->biSize))
793 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_VCodecFramecopy,
794 sh_video->bih->biWidth, sh_video->bih->biHeight,
795 sh_video->bih->biBitCount, sh_video->bih->biCompression);
796 mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_FrameCopyFileMismatch);
797 mencoder_exit(1,NULL);
800 else {
801 if ((mux_v->bih->biWidth != sh_video->disp_w) ||
802 (mux_v->bih->biHeight != sh_video->disp_h) ||
803 (mux_v->bih->biCompression != sh_video->format)) {
804 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_VCodecFramecopy,
805 sh_video->disp_w, sh_video->disp_w, 24, sh_video->format);
806 mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_FrameCopyFileMismatch);
807 mencoder_exit(1,NULL);
811 break;
812 case VCODEC_FRAMENO:
813 if (!curfile) {
814 mux_v->bih=calloc(1,sizeof(BITMAPINFOHEADER));
815 mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
816 mux_v->bih->biWidth=sh_video->disp_w;
817 mux_v->bih->biHeight=sh_video->disp_h;
818 mux_v->bih->biPlanes=1;
819 mux_v->bih->biBitCount=24;
820 mux_v->bih->biCompression=mmioFOURCC('F','r','N','o');
821 mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
823 break;
824 default: {
825 static vf_instance_t * ve = NULL;
826 if (!ve) {
827 switch(mux_v->codec){
828 case VCODEC_LIBAVCODEC:
829 sh_video->vfilter=vf_open_encoder(NULL,"lavc",(char *)mux_v); break;
830 case VCODEC_RAW:
831 sh_video->vfilter=vf_open_encoder(NULL,"raw",(char *)mux_v); break;
832 case VCODEC_VFW:
833 sh_video->vfilter=vf_open_encoder(NULL,"vfw",(char *)mux_v); break;
834 case VCODEC_LIBDV:
835 sh_video->vfilter=vf_open_encoder(NULL,"libdv",(char *)mux_v); break;
836 case VCODEC_XVID:
837 sh_video->vfilter=vf_open_encoder(NULL,"xvid",(char *)mux_v); break;
838 case VCODEC_QTVIDEO:
839 sh_video->vfilter=vf_open_encoder(NULL,"qtvideo",(char *)mux_v); break;
840 case VCODEC_NUV:
841 sh_video->vfilter=vf_open_encoder(NULL,"nuv",(char *)mux_v); break;
842 case VCODEC_X264:
843 sh_video->vfilter=vf_open_encoder(NULL,"x264",(char *)mux_v); break;
845 if(!mux_v->bih || !sh_video->vfilter){
846 mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_EncoderOpenFailed);
847 mencoder_exit(1,NULL);
849 ve = sh_video->vfilter;
850 } else sh_video->vfilter = ve;
851 // append 'expand' filter, it fixes stride problems and renders osd:
852 if (auto_expand) {
853 char* vf_args[] = { "osd", "1", NULL };
854 sh_video->vfilter=vf_open_filter(sh_video->vfilter,"expand",vf_args);
856 sh_video->vfilter=append_filters(sh_video->vfilter);
858 mp_msg(MSGT_CPLAYER,MSGL_INFO,"==========================================================================\n");
859 init_best_video_codec(sh_video,video_codec_list,video_fm_list);
860 mp_msg(MSGT_CPLAYER,MSGL_INFO,"==========================================================================\n");
861 if(!sh_video->inited) mencoder_exit(1,NULL);
865 if (!curfile) {
866 /* force output fourcc to .. */
867 if ((force_fourcc != NULL) && (strlen(force_fourcc) >= 4))
869 mux_v->bih->biCompression = mmioFOURCC(force_fourcc[0], force_fourcc[1],
870 force_fourcc[2], force_fourcc[3]);
871 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_ForcingOutputFourcc,
872 mux_v->bih->biCompression, (char *)&mux_v->bih->biCompression);
875 if (! ignore_start)
876 muxer->audio_delay_fix -= sh_video->stream_delay;
878 //if(demuxer->file_format!=DEMUXER_TYPE_AVI) pts_from_bps=0; // it must be 0 for mpeg/asf!
880 // ============= AUDIO ===============
881 if(sh_audio){
883 if (force_audiofmttag != -1) {
884 sh_audio->format = force_audiofmttag;
885 if (sh_audio->wf) {
886 sh_audio->wf->wFormatTag = sh_audio->format;
888 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_ForcingOutputAudiofmtTag,
889 force_audiofmttag);
892 mux_a=muxer_new_stream(muxer,MUXER_TYPE_AUDIO);
894 mux_a->buffer_size=0x100000; //16384;
895 mux_a->buffer=malloc(mux_a->buffer_size);
896 if (!mux_a->buffer)
897 mencoder_exit(1,MSGTR_MemAllocFailed);
899 mux_a->source=sh_audio;
901 mux_a->codec=out_audio_codec;
903 ao_data.samplerate = force_srate;
904 ao_data.channels = 0;
905 ao_data.format = audio_output_format;
906 if(!preinit_audio_filters(sh_audio,
907 // input:
908 new_srate,
909 sh_audio->channels, sh_audio->sample_format,
910 // output:
911 &ao_data.samplerate, &ao_data.channels, &ao_data.format)) {
912 mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_AudioFilterChainPreinitError);
913 mencoder_exit(1, NULL);
916 aparams.channels = ao_data.channels;
917 aparams.sample_rate = ao_data.samplerate;
918 aparams.audio_preload = 1000 * audio_preload;
919 if(mux_a->codec != ACODEC_COPY) {
920 aencoder = new_audio_encoder(mux_a, &aparams);
921 if(!aencoder)
922 mencoder_exit(1, NULL);
923 if(!init_audio_filters(sh_audio,
924 new_srate, sh_audio->channels, sh_audio->sample_format,
925 &aparams.sample_rate, &aparams.channels, &aencoder->input_format,
926 aencoder->min_buffer_size, aencoder->max_buffer_size)) {
927 mp_msg(MSGT_CPLAYER,MSGL_FATAL,MSGTR_NoMatchingFilter);
928 mencoder_exit(1,NULL);
931 switch(mux_a->codec){
932 case ACODEC_COPY:
933 if (playback_speed != 1.0) mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_NoSpeedWithFrameCopy);
934 if (sh_audio->format >= 0x10000) {
935 mp_msg(MSGT_MENCODER,MSGL_ERR,MSGTR_CantCopyAudioFormat, sh_audio->format);
936 mencoder_exit(1,NULL);
938 if (sh_audio->wf){
939 mux_a->wf=malloc(sizeof(WAVEFORMATEX) + sh_audio->wf->cbSize);
940 memcpy(mux_a->wf, sh_audio->wf, sizeof(WAVEFORMATEX) + sh_audio->wf->cbSize);
941 if(!sh_audio->i_bps) sh_audio->i_bps=mux_a->wf->nAvgBytesPerSec;
942 } else {
943 mux_a->wf = malloc(sizeof(WAVEFORMATEX));
944 mux_a->wf->nBlockAlign = 1; //mux_a->h.dwSampleSize;
945 mux_a->wf->wFormatTag = sh_audio->format;
946 mux_a->wf->nChannels = sh_audio->channels;
947 mux_a->wf->nSamplesPerSec = sh_audio->samplerate;
948 mux_a->wf->nAvgBytesPerSec=sh_audio->i_bps; //mux_a->h.dwSampleSize*mux_a->wf->nSamplesPerSec;
949 mux_a->wf->wBitsPerSample = 16; // FIXME
950 mux_a->wf->cbSize=0; // FIXME for l3codeca.acm
952 if(sh_audio->audio.dwScale){
953 mux_a->h.dwSampleSize=sh_audio->audio.dwSampleSize;
954 mux_a->h.dwScale=sh_audio->audio.dwScale;
955 mux_a->h.dwRate=sh_audio->audio.dwRate;
956 } else {
957 mux_a->h.dwSampleSize=mux_a->wf->nBlockAlign;
958 mux_a->h.dwScale=mux_a->h.dwSampleSize;
959 mux_a->h.dwRate=mux_a->wf->nAvgBytesPerSec;
961 mux_a->h.dwRate *= playback_speed;
962 mux_a->wf->nSamplesPerSec *= playback_speed;
963 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_ACodecFramecopy,
964 mux_a->wf->wFormatTag, mux_a->wf->nChannels, mux_a->wf->nSamplesPerSec,
965 mux_a->wf->wBitsPerSample, mux_a->wf->nAvgBytesPerSec, mux_a->h.dwSampleSize);
966 break;
969 if ( mp_msg_test(MSGT_MENCODER,MSGL_DBG2) ) print_wave_header(mux_a->wf, MSGL_DBG2);
971 if (! ignore_start)
972 muxer->audio_delay_fix += sh_audio->stream_delay;
974 } // if(sh_audio)
976 decoded_frameno=0;
978 signal(SIGINT,exit_sighandler); // Interrupt from keyboard
979 signal(SIGQUIT,exit_sighandler); // Quit from keyboard
980 signal(SIGTERM,exit_sighandler); // kill
981 signal(SIGHUP,exit_sighandler); // broken terminal line
982 signal(SIGPIPE,exit_sighandler); // broken pipe
984 timer_start=GetTimerMS();
985 } // if (!curfile) // if this was the first file.
986 else {
987 if (!mux_a != !sh_audio) {
988 mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_NoAudioFileMismatch);
989 mencoder_exit(1,NULL);
991 if (sh_audio && mux_a->codec == ACODEC_COPY) {
992 if (playback_speed != 1.0) mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_NoSpeedWithFrameCopy);
993 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_ACodecFramecopy,
994 mux_a->wf->wFormatTag, mux_a->wf->nChannels, mux_a->wf->nSamplesPerSec,
995 mux_a->wf->wBitsPerSample, mux_a->wf->nAvgBytesPerSec, mux_a->h.dwSampleSize);
996 if (sh_audio->wf) {
997 if ((mux_a->wf->wFormatTag != sh_audio->wf->wFormatTag) ||
998 (mux_a->wf->nChannels != sh_audio->wf->nChannels) ||
999 (mux_a->wf->nSamplesPerSec != sh_audio->wf->nSamplesPerSec * playback_speed))
1001 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_ACodecFramecopy,
1002 sh_audio->wf->wFormatTag, sh_audio->wf->nChannels, (int)(sh_audio->wf->nSamplesPerSec * playback_speed),
1003 sh_audio->wf->wBitsPerSample, sh_audio->wf->nAvgBytesPerSec, 0);
1004 mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_AudioCopyFileMismatch);
1005 mencoder_exit(1,NULL);
1007 } else {
1008 if ((mux_a->wf->wFormatTag != sh_audio->format) ||
1009 (mux_a->wf->nChannels != sh_audio->channels) ||
1010 (mux_a->wf->nSamplesPerSec != sh_audio->samplerate * playback_speed))
1012 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_ACodecFramecopy,
1013 sh_audio->wf->wFormatTag, sh_audio->wf->nChannels, (int)(sh_audio->wf->nSamplesPerSec * playback_speed),
1014 sh_audio->wf->wBitsPerSample, sh_audio->wf->nAvgBytesPerSec, 0);
1015 mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_AudioCopyFileMismatch);
1016 mencoder_exit(1,NULL);
1019 } else if (sh_audio) {
1020 int out_srate = mux_a->wf->nSamplesPerSec;
1021 int out_channels = mux_a->wf->nChannels;
1022 int out_format = aencoder->input_format;
1023 int out_minsize = aencoder->min_buffer_size;
1024 int out_maxsize = aencoder->max_buffer_size;
1025 if (!init_audio_filters(sh_audio, new_srate, sh_audio->channels,
1026 sh_audio->sample_format, &out_srate, &out_channels,
1027 &out_format, out_minsize, out_maxsize)) {
1028 mp_msg(MSGT_CPLAYER, MSGL_FATAL, MSGTR_NoMatchingFilter);
1029 mencoder_exit(1, NULL);
1031 mux_a->wf->nSamplesPerSec = out_srate;
1032 mux_a->wf->nChannels = out_channels;
1036 if (seek_to_sec) {
1037 int a,b; float d;
1039 if (sscanf(seek_to_sec, "%d:%d:%f", &a,&b,&d)==3)
1040 d += 3600*a + 60*b;
1041 else if (sscanf(seek_to_sec, "%d:%f", &a, &d)==2)
1042 d += 60*a;
1043 else
1044 sscanf(seek_to_sec, "%f", &d);
1046 demux_seek(demuxer, d, audio_delay, 1);
1047 // there is 2 way to handle the -ss option in 3-pass mode:
1048 // > 1. do the first pass for the whole file, and use -ss for 2nd/3rd pases only
1049 // > 2. do all the 3 passes with the same -ss value
1050 // this line enables behaviour 1. (and kills 2. at the same time):
1051 // if(demuxer2) demux_seek(demuxer2, d, audio_delay, 1);
1054 if (out_file_format == MUXER_TYPE_MPEG)
1056 if (audio_preload > 0.4) {
1057 mp_msg(MSGT_MENCODER, MSGL_WARN, MSGTR_LimitingAudioPreload);
1058 audio_preload = 0.4;
1060 if (audio_density < 4) {
1061 mp_msg(MSGT_MENCODER, MSGL_WARN, MSGTR_IncreasingAudioDensity);
1062 audio_density = 4;
1066 if(file_format == DEMUXER_TYPE_TV)
1068 mp_msg(MSGT_MENCODER, MSGL_WARN, MSGTR_ZeroingAudioPreloadAndMaxPtsCorrection);
1069 audio_preload = 0.0;
1070 default_max_pts_correction = 0;
1073 play_n_frames=play_n_frames_mf;
1074 if (curfile && end_at.type == END_AT_TIME) end_at.pos += mux_v->timer;
1076 if (edl_records) free_edl(edl_records);
1077 next_edl_record = edl_records = NULL;
1078 edl_muted = 0;
1079 edl_seeking = 1;
1080 if (edl_filename) {
1081 next_edl_record = edl_records = edl_parse_file();
1084 if (sh_audio && audio_delay != 0.) fixdelay(d_video, d_audio, mux_a, &frame_data, mux_v->codec==VCODEC_COPY);
1086 while(!at_eof){
1088 int blit_frame=0;
1089 float a_pts=0;
1090 float v_pts=0;
1091 int skip_flag=0; // 1=skip -1=duplicate
1093 if((end_at.type == END_AT_SIZE && end_at.pos <= ftello(muxer_f)) ||
1094 (end_at.type == END_AT_TIME && end_at.pos < mux_v->timer))
1095 break;
1097 if(play_n_frames>=0){
1098 --play_n_frames;
1099 if(play_n_frames<0) break;
1102 goto_redo_edl:
1103 if (next_edl_record && sh_video && sh_video->pts >= next_edl_record->start_sec) {
1104 if (next_edl_record->action == EDL_SKIP && edl_seeking) {
1105 float last_pos = d_video->pts;
1106 int result;
1107 mp_msg(MSGT_CPLAYER, MSGL_DBG4, "EDL_SKIP: start [%f], stop [%f], length [%f]\n",
1108 next_edl_record->start_sec, next_edl_record->stop_sec, next_edl_record->length_sec);
1110 result = edl_seek(next_edl_record, demuxer, d_audio, mux_a, &frame_data, mux_v->codec==VCODEC_COPY);
1112 if (result == 2) { at_eof=1; break; } // EOF
1113 else if (result == 0) edl_seeking = 0; // no seeking
1114 else { // sucess
1115 edl_muted = 0;
1116 if (last_pos >= sh_video->pts) {
1117 // backwards seek detected!! Forget about this EDL skip altogether.
1118 next_edl_record = next_edl_record->next;
1120 else for (next_edl_record = edl_records; next_edl_record; next_edl_record = next_edl_record->next) {
1121 /* note the use of stop_sec,
1122 meaning if by some magical way we landed in the MIDDLE of a censored area,
1123 in the next loop it will jump out of it.
1125 if (next_edl_record->stop_sec > sh_video->pts) break; // we got to the right place.
1126 if (next_edl_record->action == EDL_MUTE) edl_muted = !edl_muted; // toggle mute each time.
1129 /* for a pedantic EDL, that doesn't show even a single
1130 frame from the "censored" area, uncomment next line. */
1131 goto goto_redo_edl;
1133 } else if (next_edl_record->action == EDL_MUTE) {
1134 edl_muted = !edl_muted; // This variable does nothing for now.
1135 mp_msg(MSGT_CPLAYER, MSGL_DBG4, "EDL_MUTE: [%f]\n", next_edl_record->start_sec );
1136 next_edl_record=next_edl_record->next;
1141 if(sh_audio){
1142 // get audio:
1143 while(mux_a->timer-audio_preload<mux_v->timer){
1144 float tottime;
1145 int len=0;
1147 ptimer_start = GetTimerMS();
1148 // CBR - copy 0.5 sec of audio
1149 // or until the end of video:
1150 tottime = stop_time(demuxer, mux_v);
1151 if (tottime != -1) {
1152 tottime -= mux_a->timer;
1153 if (tottime > 1./audio_density) tottime = 1./audio_density;
1155 else tottime = 1./audio_density;
1157 // let's not output more audio than necessary
1158 if (tottime <= 0) break;
1160 if(aencoder)
1162 if(mux_a->h.dwSampleSize) /* CBR */
1164 if(aencoder->set_decoded_len)
1166 len = mux_a->h.dwSampleSize*(int)(mux_a->h.dwRate*tottime);
1167 aencoder->set_decoded_len(aencoder, len);
1169 else
1170 len = aencoder->decode_buffer_size;
1172 len = dec_audio(sh_audio, aencoder->decode_buffer, len);
1173 mux_a->buffer_len += aencoder->encode(aencoder, mux_a->buffer + mux_a->buffer_len,
1174 aencoder->decode_buffer, len, mux_a->buffer_size-mux_a->buffer_len);
1175 if(mux_a->buffer_len < mux_a->wf->nBlockAlign)
1176 len = 0;
1177 else
1178 len = mux_a->wf->nBlockAlign*(mux_a->buffer_len/mux_a->wf->nBlockAlign);
1180 else /* VBR */
1182 int sz = 0;
1183 while(1)
1185 len = 0;
1186 if(! sz)
1187 sz = aencoder->get_frame_size(aencoder);
1188 if(sz > 0 && mux_a->buffer_len >= sz)
1190 len = sz;
1191 break;
1193 len = dec_audio(sh_audio,aencoder->decode_buffer, aencoder->decode_buffer_size);
1194 if(len <= 0)
1196 len = 0;
1197 break;
1199 len = aencoder->encode(aencoder, mux_a->buffer + mux_a->buffer_len, aencoder->decode_buffer, len, mux_a->buffer_size-mux_a->buffer_len);
1200 mux_a->buffer_len += len;
1203 if (mux_v->timer == 0) mux_a->h.dwInitialFrames++;
1205 else {
1206 if(mux_a->h.dwSampleSize){
1207 switch(mux_a->codec){
1208 case ACODEC_COPY: // copy
1209 len=mux_a->wf->nAvgBytesPerSec*tottime;
1210 len/=mux_a->h.dwSampleSize;if(len<1) len=1;
1211 len*=mux_a->h.dwSampleSize;
1212 len=demux_read_data(sh_audio->ds,mux_a->buffer,len);
1213 break;
1215 } else {
1216 // VBR - encode/copy an audio frame
1217 switch(mux_a->codec){
1218 case ACODEC_COPY: // copy
1219 len=ds_get_packet(sh_audio->ds,(unsigned char**) &mux_a->buffer);
1220 break;
1224 if(len<=0) break; // EOF?
1225 muxer_write_chunk(mux_a,len,0x10, MP_NOPTS_VALUE, MP_NOPTS_VALUE);
1226 if(!mux_a->h.dwSampleSize && mux_a->timer>0)
1227 mux_a->wf->nAvgBytesPerSec=0.5f+(double)mux_a->size/mux_a->timer; // avg bps (VBR)
1228 if(mux_a->buffer_len>=len){
1229 mux_a->buffer_len-=len;
1230 memcpy(mux_a->buffer,mux_a->buffer+len,mux_a->buffer_len);
1234 audiosamples++;
1235 audiorate+= (GetTimerMS() - ptimer_start);
1240 // get video frame!
1242 if (!frame_data.already_read) {
1243 frame_data.in_size=video_read_frame(sh_video,&frame_data.frame_time,&frame_data.start,force_fps);
1244 sh_video->timer+=frame_data.frame_time;
1246 frame_data.frame_time /= playback_speed;
1247 if(frame_data.in_size<0){ at_eof=1; break; }
1248 ++decoded_frameno;
1250 v_timer_corr-=frame_data.frame_time-(float)mux_v->h.dwScale/mux_v->h.dwRate;
1252 if(demuxer2){ // 3-pass encoding, read control file (frameno.avi)
1253 // find our frame:
1254 while(next_frameno<decoded_frameno){
1255 int* start;
1256 int len=ds_get_packet(demuxer2->video,(unsigned char**) &start);
1257 if(len<0){ at_eof=1;break;}
1258 if(len==0) --skip_flag; else // duplicate
1259 if(len==4) next_frameno=start[0];
1261 if(at_eof) break;
1262 // if(skip_flag) printf("!!!!!!!!!!!!\n");
1263 skip_flag=next_frameno-decoded_frameno;
1264 // find next frame:
1265 while(next_frameno<=decoded_frameno){
1266 int* start;
1267 int len=ds_get_packet(demuxer2->video,(unsigned char**) &start);
1268 if(len<0){ at_eof=1;break;}
1269 if(len==0) --skip_flag; else // duplicate
1270 if(len==4) next_frameno=start[0];
1272 // if(at_eof) break;
1273 // printf("Current fno=%d requested=%d skip=%d \n",decoded_frameno,fno,skip_flag);
1274 } else {
1276 // check frame duplicate/drop:
1278 //printf("\r### %5.3f ###\n",v_timer_corr);
1279 float mux_frametime = (float)mux_v->h.dwScale/mux_v->h.dwRate;
1281 if (v_timer_corr >= mux_frametime && (skip_limit<0 || skip_flag < skip_limit)) {
1282 v_timer_corr-=mux_frametime;
1283 ++skip_flag; // skip
1285 while (v_timer_corr <= -mux_frametime && (skip_limit<0 || -skip_flag < skip_limit)) {
1286 v_timer_corr+=mux_frametime;
1287 --skip_flag; // dup
1290 // either v_pts_corr is big, more than 2 times framerate, then we follow its advice,
1291 // or, it cancels out v_timer_corr, in which case be happy and do nothing.
1293 while ((v_pts_corr <= -mux_frametime && skip_flag > 0) || (v_pts_corr <= -2*mux_frametime)) {
1294 v_pts_corr+=mux_frametime;
1295 --skip_flag; // dup
1297 if ((v_pts_corr >= mux_frametime && skip_flag < 0) || (v_pts_corr >= 2*mux_frametime)) {
1298 if (skip_flag<=0) { // we can't skip more than 1 frame now
1299 v_pts_corr-=mux_frametime;
1300 ++skip_flag; // skip
1304 } // demuxer2
1306 ptimer_start = GetTimerMS();
1308 switch(mux_v->codec){
1309 case VCODEC_COPY:
1310 mux_v->buffer=frame_data.start;
1311 if(skip_flag<=0) muxer_write_chunk(mux_v,frame_data.in_size,(sh_video->ds->flags&1)?0x10:0, MP_NOPTS_VALUE, MP_NOPTS_VALUE);
1312 break;
1313 case VCODEC_FRAMENO:
1314 mux_v->buffer=(unsigned char *)&decoded_frameno; // tricky
1315 if(skip_flag<=0) muxer_write_chunk(mux_v,sizeof(int),0x10, MP_NOPTS_VALUE, MP_NOPTS_VALUE);
1316 break;
1317 default:
1318 // decode_video will callback down to ve_*.c encoders, through the video filters
1319 {void *decoded_frame = decode_video(sh_video,frame_data.start,frame_data.in_size,
1320 skip_flag>0 && (!sh_video->vfilter || ((vf_instance_t *)sh_video->vfilter)->control(sh_video->vfilter, VFCTRL_SKIP_NEXT_FRAME, 0) != CONTROL_TRUE), MP_NOPTS_VALUE);
1321 blit_frame = decoded_frame && filter_video(sh_video, decoded_frame, MP_NOPTS_VALUE);}
1323 if (sh_video->vf_inited < 0) mencoder_exit(1, NULL);
1325 if(!blit_frame){
1326 if (play_n_frames >= 0)
1327 play_n_frames++;
1328 badframes++;
1329 if(skip_flag<=0){
1330 // unwanted skipping of a frame, what to do?
1331 v_timer_corr-=(float)mux_v->h.dwScale/mux_v->h.dwRate;
1332 #if 0
1333 // Old code apparently made under the assumption that !blit_frame means
1334 // decoding failed due to corruption or something.. but duplication and
1335 // skipping of frames should be entirely disabled when skip_limit==0,
1336 // and must be in order for many filters to work with -noskip.
1337 // Eventually this entire block should probably be removed.
1338 if(skip_limit==0){
1339 // skipping not allowed -> write empty frame:
1340 if (!encode_duplicates || !sh_video->vfilter || ((vf_instance_t *)sh_video->vfilter)->control(sh_video->vfilter, VFCTRL_DUPLICATE_FRAME, 0) != CONTROL_TRUE)
1341 muxer_write_chunk(mux_v,0,0, MP_NOPTS_VALUE, MP_NOPTS_VALUE);
1342 } else {
1343 // skipping allowed -> skip it and distriubute timer error:
1344 v_timer_corr-=(float)mux_v->h.dwScale/mux_v->h.dwRate;
1346 #endif
1351 videosamples++;
1352 videorate+=(GetTimerMS() - ptimer_start);
1354 if(skip_flag<0){
1355 // duplicate frame
1356 if(!quiet) mp_msg(MSGT_MENCODER, MSGL_WARN, MSGTR_DuplicateFrames,-skip_flag);
1357 while(skip_flag<0){
1358 duplicatedframes++;
1359 if (!encode_duplicates || !sh_video->vfilter || ((vf_instance_t *)sh_video->vfilter)->control(sh_video->vfilter, VFCTRL_DUPLICATE_FRAME, 0) != CONTROL_TRUE)
1360 muxer_write_chunk(mux_v,0,0, MP_NOPTS_VALUE, MP_NOPTS_VALUE);
1361 ++skip_flag;
1363 } else
1364 if(skip_flag>0){
1365 // skip frame
1366 if(!quiet) mp_msg(MSGT_MENCODER, MSGL_WARN, MSGTR_SkipFrame);
1367 skippedframes++;
1368 --skip_flag;
1371 if(sh_audio && !demuxer2){
1372 float AV_delay,x;
1373 // A-V sync!
1374 #if 0
1375 if(pts_from_bps){
1376 unsigned int samples=(sh_audio->audio.dwSampleSize)?
1377 ((ds_tell(d_audio)-sh_audio->a_in_buffer_len)/sh_audio->audio.dwSampleSize) :
1378 (d_audio->block_no); // <- used for VBR audio
1379 // printf("samples=%d \n",samples);
1380 a_pts=samples*(float)sh_audio->audio.dwScale/(float)sh_audio->audio.dwRate;
1381 delay_corrected=1;
1382 } else
1383 #endif
1385 // PTS = (last timestamp) + (bytes after last timestamp)/(bytes per sec)
1386 a_pts=d_audio->pts;
1387 if(!delay_corrected) if(a_pts) delay_corrected=1;
1388 //printf("*** %5.3f ***\n",a_pts);
1389 a_pts+=(ds_tell_pts(d_audio)-sh_audio->a_in_buffer_len)/(float)sh_audio->i_bps;
1391 v_pts=sh_video ? sh_video->pts : d_video->pts;
1392 // av = compensated (with out buffering delay) A-V diff
1393 AV_delay=(a_pts-v_pts);
1394 AV_delay-=audio_delay;
1395 AV_delay /= playback_speed;
1396 AV_delay-=mux_a->timer-(mux_v->timer-(v_timer_corr+v_pts_corr));
1397 // adjust for encoder delays
1398 AV_delay -= (float) mux_a->encoder_delay * mux_a->h.dwScale/mux_a->h.dwRate;
1399 AV_delay += (float) mux_v->encoder_delay * mux_v->h.dwScale/mux_v->h.dwRate;
1400 // compensate input video timer by av:
1401 x=AV_delay*0.1f;
1402 if(x<-max_pts_correction) x=-max_pts_correction; else
1403 if(x> max_pts_correction) x= max_pts_correction;
1404 if(default_max_pts_correction>=0)
1405 max_pts_correction=default_max_pts_correction*playback_speed;
1406 else
1407 max_pts_correction=sh_video->frametime*0.10 *playback_speed; // +-10% of time
1408 // sh_video->timer-=x;
1409 c_total+=x;
1410 v_pts_corr+=x;
1413 // printf("A:%6.1f V:%6.1f A-V:%7.3f oAV:%7.3f diff:%7.3f ct:%7.3f vpc:%7.3f \r",
1414 // a_pts,v_pts,a_pts-v_pts,
1415 // (float)(mux_a->timer-mux_v->timer),
1416 // AV_delay, c_total, v_pts_corr );
1417 // printf("V:%6.1f \r", d_video->pts );
1419 #if 0
1420 mp_msg(MSGT_AVSYNC,MSGL_STATUS,"A:%6.1f V:%6.1f A-V:%7.3f ct:%7.3f %3d/%3d %2d%% %2d%% %4.1f%% %d%%\r",
1421 a_pts,v_pts,a_pts-v_pts,c_total,
1422 (int)sh_video->num_frames,(int)sh_video->num_frames_decoded,
1423 (sh_video->timer>0.5)?(int)(100.0*video_time_usage/(double)sh_video->timer):0,
1424 (sh_video->timer>0.5)?(int)(100.0*vout_time_usage/(double)sh_video->timer):0,
1425 (sh_video->timer>0.5)?(100.0*audio_time_usage/(double)sh_video->timer):0
1426 ,cache_fill_status
1428 #endif
1430 { float t=(GetTimerMS()-timer_start)*0.001f;
1431 float len=(demuxer->movi_end-demuxer->movi_start);
1432 float p=len>1000 ? (float)(demuxer->filepos-demuxer->movi_start) / len :
1433 (demuxer_get_percent_pos(demuxer) / 100.0);
1434 #if 0
1435 if(!len && sh_audio && sh_audio->audio.dwLength>100){
1436 p=(sh_audio->audio.dwSampleSize? ds_tell(sh_audio->ds)/sh_audio->audio.dwSampleSize : sh_audio->ds->block_no)
1437 / (float)(sh_audio->audio.dwLength);
1439 #endif
1440 #if 0
1441 mp_msg(MSGT_AVSYNC,MSGL_STATUS,"%d < %d < %d \r",
1442 (int)demuxer->movi_start,
1443 (int)demuxer->filepos,
1444 (int)demuxer->movi_end);
1445 #else
1446 if(!quiet) {
1447 if( mp_msg_test(MSGT_AVSYNC,MSGL_V) ) {
1448 mp_msg(MSGT_AVSYNC,MSGL_STATUS,"Pos:%6.1fs %6df (%2d%%) %3dfps Trem:%4dmin %3dmb A-V:%5.3f [%d:%d] A/Vms %d/%d D/B/S %d/%d/%d \r",
1449 mux_v->timer, decoded_frameno, (int)(p*100),
1450 (t>1) ? (int)(decoded_frameno/t+0.5) : 0,
1451 (p>0.001) ? (int)((t/p-t)/60) : 0,
1452 (p>0.001) ? (int)(ftello(muxer_f)/p/1024/1024) : 0,
1453 v_pts_corr,
1454 (mux_v->timer>1) ? (int)(mux_v->size/mux_v->timer/125) : 0,
1455 (mux_a && mux_a->timer>1) ? (int)(mux_a->size/mux_a->timer/125) : 0,
1456 audiorate/audiosamples, videorate/videosamples,
1457 duplicatedframes, badframes, skippedframes
1459 } else
1460 mp_msg(MSGT_AVSYNC,MSGL_STATUS,"Pos:%6.1fs %6df (%2d%%) %5.2ffps Trem:%4dmin %3dmb A-V:%5.3f [%d:%d]\r",
1461 mux_v->timer, decoded_frameno, (int)(p*100),
1462 (t>1) ? (float)(decoded_frameno/t) : 0,
1463 (p>0.001) ? (int)((t/p-t)/60) : 0,
1464 (p>0.001) ? (int)(ftello(muxer_f)/p/1024/1024) : 0,
1465 v_pts_corr,
1466 (mux_v->timer>1) ? (int)(mux_v->size/mux_v->timer/125) : 0,
1467 (mux_a && mux_a->timer>1) ? (int)(mux_a->size/mux_a->timer/125) : 0
1470 #endif
1472 fflush(stdout);
1474 // find sub
1475 if(subdata && sh_video->pts>0){
1476 float pts=sh_video->pts;
1477 if(sub_fps==0) sub_fps=sh_video->fps;
1478 if (pts > sub_last_pts || pts < sub_last_pts-1.0 ) {
1479 find_sub(subdata, (pts+sub_delay) *
1480 (subdata->sub_uses_time? 100. : sub_fps));
1481 // FIXME! frame counter...
1482 sub_last_pts = pts;
1486 #ifdef USE_DVDREAD
1487 // DVD sub:
1488 if(vo_spudec||vobsub_writer){
1489 unsigned char* packet=NULL;
1490 int len;
1491 while((len=ds_get_packet_sub(d_dvdsub,&packet))>0){
1492 mp_msg(MSGT_MENCODER,MSGL_V,"\rDVD sub: len=%d v_pts=%5.3f s_pts=%5.3f \n",len,sh_video->pts,d_dvdsub->pts);
1493 if (vo_spudec)
1494 spudec_assemble(vo_spudec,packet,len,90000*d_dvdsub->pts);
1495 if (vobsub_writer)
1496 vobsub_out_output(vobsub_writer,packet,len,mux_v->timer + d_dvdsub->pts - sh_video->pts);
1498 if (vo_spudec) {
1499 spudec_heartbeat(vo_spudec,90000*sh_video->pts);
1500 vo_osd_changed(OSDTYPE_SPU);
1503 #endif
1505 frame_data = (s_frame_data){ .start = NULL, .in_size = 0, .frame_time = 0., .already_read = 0 };
1507 if(ferror(muxer_f)) {
1508 mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_ErrorWritingFile, out_filename);
1509 mencoder_exit(1, NULL);
1512 } // while(!at_eof)
1514 if (!interrupted && filelist[++curfile].name != 0) {
1515 if (sh_video && sh_video->vfilter) { // Before uniniting sh_video and the filter chain, break apart the VE.
1516 vf_instance_t * ve; // this will be the filter right before the ve.
1517 for (ve = sh_video->vfilter; ve->next && ve->next->next; ve = ve->next);
1519 if (ve->next) ve->next = NULL; // I'm telling the last filter, before the VE, there is nothing after it
1520 else sh_video->vfilter = NULL; // There is no chain except the VE.
1523 if(sh_audio){ uninit_audio(sh_audio);sh_audio=NULL; }
1524 if(sh_video){ uninit_video(sh_video);sh_video=NULL; }
1525 if(demuxer) free_demuxer(demuxer);
1526 if(stream) free_stream(stream); // kill cache thread
1528 at_eof = 0;
1530 m_config_pop(mconfig);
1531 goto play_next_file;
1534 /* Emit the remaining frames in the video system */
1535 /*TODO emit frmaes delayed by decoder lag*/
1536 if(sh_video && sh_video->vfilter){
1537 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_FlushingVideoFrames);
1538 if (!((vf_instance_t *)sh_video->vfilter)->fmt.have_configured)
1539 mp_msg(MSGT_MENCODER, MSGL_WARN, MSGTR_FiltersHaveNotBeenConfiguredEmptyFile);
1540 else
1541 ((vf_instance_t *)sh_video->vfilter)->control(sh_video->vfilter,
1542 VFCTRL_FLUSH_FRAMES, 0);
1545 if(aencoder)
1546 if(aencoder->fixup)
1547 aencoder->fixup(aencoder);
1549 if (muxer->cont_write_index) muxer_write_index(muxer);
1550 muxer_f_size=ftello(muxer_f);
1551 fseek(muxer_f,0,SEEK_SET);
1552 if (muxer->cont_write_header) muxer_write_header(muxer); // update header
1553 if(ferror(muxer_f) || fclose(muxer_f) != 0) {
1554 mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_ErrorWritingFile, out_filename);
1555 mencoder_exit(1, NULL);
1557 if(vobsub_writer)
1558 vobsub_out_close(vobsub_writer);
1560 if(out_video_codec==VCODEC_FRAMENO && mux_v->timer>100){
1561 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_RecommendedVideoBitrate,"650MB",(int)((650*1024*1024-muxer_f_size)/mux_v->timer/125));
1562 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_RecommendedVideoBitrate,"700MB",(int)((700*1024*1024-muxer_f_size)/mux_v->timer/125));
1563 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_RecommendedVideoBitrate,"800MB",(int)((800*1024*1024-muxer_f_size)/mux_v->timer/125));
1564 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_RecommendedVideoBitrate,"2 x 650MB",(int)((2*650*1024*1024-muxer_f_size)/mux_v->timer/125));
1565 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_RecommendedVideoBitrate,"2 x 700MB",(int)((2*700*1024*1024-muxer_f_size)/mux_v->timer/125));
1566 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_RecommendedVideoBitrate,"2 x 800MB",(int)((2*800*1024*1024-muxer_f_size)/mux_v->timer/125));
1569 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_VideoStreamResult,
1570 (float)(mux_v->size/mux_v->timer*8.0f/1000.0f), (int)(mux_v->size/mux_v->timer), (uint64_t)mux_v->size, (float)mux_v->timer, decoded_frameno);
1571 if(sh_audio)
1572 mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_AudioStreamResult,
1573 (float)(mux_a->size/mux_a->timer*8.0f/1000.0f), (int)(mux_a->size/mux_a->timer), (uint64_t)mux_a->size, (float)mux_a->timer);
1575 if(sh_audio){ uninit_audio(sh_audio);sh_audio=NULL; }
1576 if(sh_video){ uninit_video(sh_video);sh_video=NULL; }
1577 if(demuxer) free_demuxer(demuxer);
1578 if(stream) free_stream(stream); // kill cache thread
1580 return interrupted;
1584 #if 0
1585 /* Flip the image in src and store the result in dst. src and dst may overlap.
1586 width is the size of each line in bytes. */
1587 static uint8_t* flip_upside_down(uint8_t* dst, const uint8_t* src, int width,
1588 int height)
1590 uint8_t* tmp = malloc(width);
1591 int i;
1593 for(i = 0; i < height/2; i++) {
1594 memcpy(tmp, &src[i*width], width);
1595 memcpy(&dst[i * width], &src[(height - i) * width], width);
1596 memcpy(&dst[(height - i) * width], tmp, width);
1599 free(tmp);
1600 return dst;
1602 #endif
1605 static float stop_time(demuxer_t* demuxer, muxer_stream_t* mux_v) {
1606 float timeleft = -1;
1607 if (play_n_frames >= 0) timeleft = mux_v->timer + play_n_frames * (double)(mux_v->h.dwScale) / mux_v->h.dwRate;
1608 if (end_at.type == END_AT_TIME && (timeleft > end_at.pos || timeleft == -1)) timeleft = end_at.pos;
1609 if (next_edl_record && demuxer && demuxer->video) { // everything is OK to be checked
1610 float tmp = mux_v->timer + next_edl_record->start_sec - demuxer->video->pts;
1611 if (timeleft == -1 || timeleft > tmp) {
1612 // There's less time in EDL than what we already know
1613 if (next_edl_record->action == EDL_SKIP && edl_seeking) {
1614 timeleft = tmp;
1615 } else if (next_edl_record->action == EDL_MUTE) {
1616 //timeleft = next_edl_record->start_sec - demuxer->video->pts;
1617 // For the moment (and probably forever) EDL mute doesn't work in MEncoder
1621 return timeleft;
1624 static float calc_a_pts(demux_stream_t *d_audio) {
1625 sh_audio_t * sh_audio = d_audio ? d_audio->sh : NULL;
1626 float a_pts = 0.;
1627 if (sh_audio)
1628 a_pts = d_audio->pts + (ds_tell_pts(d_audio) - sh_audio->a_in_buffer_len)/(float)sh_audio->i_bps;
1629 return a_pts;
1632 static float forward_audio(float pts, demux_stream_t *d_audio, muxer_stream_t* mux_a) {
1633 sh_audio_t * sh_audio = d_audio ? d_audio->sh : NULL;
1634 int samplesize, avg;
1635 float a_pts = calc_a_pts(d_audio);
1637 if (!sh_audio) return a_pts;
1639 if (sh_audio->audio.dwScale) samplesize = sh_audio->audio.dwSampleSize;
1640 else samplesize = (sh_audio->wf ? sh_audio->wf->nBlockAlign : 1);
1641 avg = (sh_audio->wf ? sh_audio->wf->nAvgBytesPerSec : sh_audio->i_bps);
1643 // after a demux_seek, a_pts will be zero until you read some audio.
1644 // carefully checking if a_pts is truely correct by reading tiniest amount of data possible.
1645 if (pts > a_pts && a_pts == 0.0 && samplesize) {
1646 if (demux_read_data(sh_audio->ds,mux_a->buffer,samplesize) <= 0) return a_pts; // EOF
1647 a_pts = calc_a_pts(d_audio);
1650 while (pts > a_pts) {
1651 int len;
1652 if (samplesize) {
1653 len = avg * (pts - a_pts > 0.5 ? 0.5 : pts - a_pts);
1654 len/= samplesize; if(len<1) len=1;
1655 len*= samplesize;
1656 len = demux_read_data(sh_audio->ds,mux_a->buffer,len);
1657 } else {
1658 unsigned char * crap;
1659 len = ds_get_packet(sh_audio->ds, &crap);
1661 if (len <= 0) break; // EOF of audio.
1662 a_pts = calc_a_pts(d_audio);
1664 return a_pts;
1667 static int slowseek(float end_pts, demux_stream_t *d_video, demux_stream_t *d_audio, muxer_stream_t* mux_a, s_frame_data * frame_data, int framecopy, int print_info) {
1668 sh_video_t * sh_video = d_video->sh;
1669 vf_instance_t * vfilter = sh_video ? sh_video->vfilter : NULL;
1670 int done = 0;
1672 while (!interrupted) {
1673 float a_pts = 0.;
1675 if (!frame_data->already_read) { // when called after fixdelay, a frame is already read
1676 frame_data->in_size = video_read_frame(sh_video, &frame_data->frame_time, &frame_data->start, force_fps);
1677 if(frame_data->in_size<0) return 2;
1678 sh_video->timer += frame_data->frame_time;
1680 frame_data->already_read = 0;
1682 a_pts = forward_audio(sh_video->pts - frame_data->frame_time + audio_delay, d_audio, mux_a);
1684 if (done) {
1685 frame_data->already_read = 1;
1686 if (!framecopy || (sh_video->ds->flags & 1)) return 1;
1688 if (sh_video->pts >= end_pts) done = 1;
1690 if (vfilter) {
1691 int softskip = (vfilter->control(vfilter, VFCTRL_SKIP_NEXT_FRAME, 0) == CONTROL_TRUE);
1692 void *decoded_frame = decode_video(sh_video, frame_data->start, frame_data->in_size, !softskip, MP_NOPTS_VALUE);
1693 if (decoded_frame)
1694 filter_video(sh_video, decoded_frame, MP_NOPTS_VALUE);
1697 if (print_info) mp_msg(MSGT_MENCODER, MSGL_STATUS,
1698 MSGTR_EdlSkipStartEndCurrent,
1699 next_edl_record->start_sec, next_edl_record->stop_sec,
1700 sh_video->pts, a_pts);
1702 if (interrupted) return 2;
1703 return 1;
1706 static void fixdelay(demux_stream_t *d_video, demux_stream_t *d_audio, muxer_stream_t* mux_a, s_frame_data * frame_data, int framecopy) {
1707 // TODO: Find a way to encode silence instead of deleting video
1708 sh_video_t * sh_video = d_video->sh;
1709 float a_pts;
1711 // demux_seek has a weirdness that sh_video->pts is meaningless,
1712 // until a single frame is read... Same for audio actually too.
1713 // Reading one frame, and keeping it.
1714 frame_data->in_size = video_read_frame(sh_video, &frame_data->frame_time, &frame_data->start, force_fps);
1715 if(frame_data->in_size<0) return;
1716 sh_video->timer += frame_data->frame_time;
1717 frame_data->already_read = 1;
1719 a_pts = forward_audio(sh_video->pts - frame_data->frame_time + audio_delay, d_audio, mux_a);
1721 if (audio_delay > 0) return;
1722 else if (sh_video->pts - frame_data->frame_time + audio_delay >= a_pts) return;
1724 slowseek(a_pts - audio_delay, d_video, d_audio, mux_a, frame_data, framecopy, 0);
1727 static int edl_seek(edl_record_ptr next_edl_record, demuxer_t* demuxer, demux_stream_t *d_audio, muxer_stream_t* mux_a, s_frame_data * frame_data, int framecopy) {
1728 sh_video_t * sh_video = demuxer->video ? demuxer->video->sh : NULL;
1730 if (!sh_video) return 0;
1731 if (sh_video->pts >= next_edl_record->stop_sec) return 1; // nothing to do...
1733 if (!edl_seek_type) {
1734 if(demux_seek(demuxer, next_edl_record->stop_sec - sh_video->pts, audio_delay, 0)){
1735 sh_video->pts = demuxer->video->pts;
1736 //if (vo_vobsub) vobsub_seek(vo_vobsub,sh_video->pts);
1737 resync_video_stream(sh_video);
1738 //if(vo_spudec) spudec_reset(vo_spudec);
1739 if (audio_delay != 0.0) fixdelay(demuxer->video, d_audio, mux_a, frame_data, framecopy);
1740 return 1;
1742 // non-seekable stream.
1743 return 0;
1746 // slow seek, read every frame.
1748 return slowseek(next_edl_record->stop_sec, demuxer->video, d_audio, mux_a, frame_data, framecopy, 1);