#define VCODEC_DIVX4 1 #define ACODEC_PCM 1 #define ACODEC_VBRMP3 2 #include #include #include #include #include "config.h" #include "mp_msg.h" #include "version.h" #include "help_mp.h" static char* banner_text= "\n\n" "MEncoder " VERSION "(C) 2000-2001 Arpad Gereoffy (see DOCS!)\n" "\n"; #include "codec-cfg.h" #include "stream.h" #include "demuxer.h" #include "stheader.h" #include "aviwrite.h" #ifdef USE_LIBVO2 #include "libvo2/libvo2.h" #else #include "libvo/video_out.h" #endif #include "dec_audio.h" #include "dec_video.h" #include #include "divx4_vbr.h" #include #include #include "../postproc/swscale.h" //-------------------------- // cache2: static int stream_cache_size=0; #ifdef USE_STREAM_CACHE extern int cache_fill_status; #else #define cache_fill_status 0 #endif int vcd_track=0; int audio_id=-1; int video_id=-1; int dvdsub_id=-1; char *audio_codec=NULL; // override audio codec char *video_codec=NULL; // override video codec int audio_family=-1; // override audio codec family int video_family=-1; // override video codec family int out_audio_codec=ACODEC_VBRMP3; int out_video_codec=VCODEC_DIVX4; // audio stream skip/resync functions requires only for seeking. // (they should be implemented in the audio codec layer) //void skip_audio_frame(sh_audio_t *sh_audio){} //void resync_audio_stream(sh_audio_t *sh_audio){} int verbose=0; // must be global! double video_time_usage=0; double vout_time_usage=0; static double audio_time_usage=0; static int total_time_usage_start=0; static int benchmark=0; // A-V sync: int delay_corrected=1; static float default_max_pts_correction=-1;//0.01f; static float max_pts_correction=0;//default_max_pts_correction; static float c_total=0; float force_fps=0; float force_ofps=0; // set to 24 for inverse telecine int force_srate=0; char* out_filename="test.avi"; char* mp3_filename=NULL; char* ac3_filename=NULL; static int pass=0; static char* passtmpfile="divx2pass.log"; static int play_n_frames=-1; //char *out_audio_codec=NULL; // override audio codec //char *out_video_codec=NULL; // override video codec //#include "libmpeg2/mpeg2.h" //#include "libmpeg2/mpeg2_internal.h" ENC_PARAM divx4_param; int divx4_crispness=100; int lame_param_quality=0; // best int lame_param_vbr=vbr_default; int lame_param_mode=-1; // unset int lame_param_padding=-1; // unset int lame_param_br=-1; // unset int lame_param_ratio=-1; // unset static int scale_srcW=0; static int scale_srcH=0; static int vo_w=0, vo_h=0; //-------------------------- config stuff: #include "cfgparser.h" static int cfg_inc_verbose(struct config *conf){ ++verbose; return 0;} static int cfg_include(struct config *conf, char *filename){ return parse_config_file(conf, filename); } #include "get_path.c" #include "cfg-mplayer-def.h" #include "cfg-mencoder.h" //--------------------------------------------------------------------------- // dummy datas for gui :( #ifdef HAVE_NEW_GUI float rel_seek_secs=0; int abs_seek_pos=0; int use_gui=0; void exit_player(char* how){ } void vo_x11_putkey(int key){ } void vo_setwindow( int w,int g ) { } void vo_setwindowsize( int w,int h ) { } int vo_resize = 0; int vo_expose = 0; #endif // --- // mini dummy libvo: static unsigned char* vo_image=NULL; static unsigned char* vo_image_ptr=NULL; static uint32_t draw_slice(uint8_t *src[], int stride[], int w,int h, int x0,int y0){ int y; // printf("draw_slice %dx%d %d;%d\n",w,h,x0,y0); if(scale_srcW) { uint8_t* dstPtr[3]= { vo_image, vo_image + vo_w*vo_h*5/4, vo_image + vo_w*vo_h}; SwScale_YV12slice(src, stride, y0, h, dstPtr, vo_w, 12, scale_srcW, scale_srcH, vo_w, vo_h); } else { // copy Y: for(y=0;y>=1;y0>>=1; w>>=1;h>>=1; // copy U: for(y=0;y>1)*(y0+y)+x0; memcpy(d,s,w); } // copy V: for(y=0;y>1)*(y0+y)+x0; memcpy(d,s,w); } } // !swscaler } static uint32_t draw_frame(uint8_t *src[]){ // printf("This function shouldn't be called - report bug!\n"); // later: add YUY2->YV12 conversion here! vo_image_ptr=src[0]; } vo_functions_t video_out; //--------------------------------------------------------------------------- int dec_audio(sh_audio_t *sh_audio,unsigned char* buffer,int total){ int size=0; int eof=0; while(sizeMAX_OUTBURST) len=MAX_OUTBURST; if(len>sh_audio->a_buffer_size) len=sh_audio->a_buffer_size; if(len>sh_audio->a_buffer_len){ int ret=decode_audio(sh_audio, &sh_audio->a_buffer[sh_audio->a_buffer_len], len-sh_audio->a_buffer_len, sh_audio->a_buffer_size-sh_audio->a_buffer_len); if(ret>0) sh_audio->a_buffer_len+=ret; else eof=1; } if(len>sh_audio->a_buffer_len) len=sh_audio->a_buffer_len; memcpy(buffer+size,sh_audio->a_buffer,len); sh_audio->a_buffer_len-=len; size+=len; if(sh_audio->a_buffer_len>0) memcpy(sh_audio->a_buffer,&sh_audio->a_buffer[len],sh_audio->a_buffer_len); } return size; } //--------------------------------------------------------------------------- static int eof=0; static void exit_sighandler(int x){ eof=1; } int main(int argc,char* argv[], char *envp[]){ stream_t* stream=NULL; demuxer_t* demuxer=NULL; demux_stream_t *d_audio=NULL; demux_stream_t *d_video=NULL; demux_stream_t *d_dvdsub=NULL; sh_audio_t *sh_audio=NULL; sh_video_t *sh_video=NULL; int file_format=DEMUXER_TYPE_UNKNOWN; int i; unsigned int out_fmt; aviwrite_t* muxer=NULL; aviwrite_stream_t* mux_a=NULL; aviwrite_stream_t* mux_v=NULL; FILE* muxer_f=NULL; ENC_FRAME enc_frame; ENC_RESULT enc_result; void* enc_handle=NULL; lame_global_flags *lame; float audio_preload=0.5; double v_pts_corr=0; double v_timer_corr=0; char** filenames=NULL; char* filename=NULL; int num_filenames; //int out_buffer_size=0x200000; //unsigned char* out_buffer=malloc(out_buffer_size); mp_msg_init(MSGL_STATUS); mp_msg(MSGT_CPLAYER,MSGL_INFO,"%s",banner_text); // check codec.conf if(!parse_codec_cfg(get_path("codecs.conf"))){ if(!parse_codec_cfg(DATADIR"/codecs.conf")){ mp_msg(MSGT_MENCODER,MSGL_HINT,MSGTR_CopyCodecsConf); exit(0); } } // set some defaults, before parsing configfile/commandline: divx4_param.min_quantizer = 2; divx4_param.max_quantizer = 31; divx4_param.rc_period = 2000; divx4_param.rc_reaction_period = 10; divx4_param.rc_reaction_ratio = 20; num_filenames=parse_command_line(conf, argc, argv, envp, &filenames); if(num_filenames<0) exit(1); // error parsing cmdline if(!num_filenames && !vcd_track && !dvd_title){ printf("\nMissing filename!\n\n"); exit(1); } mp_msg_init(verbose+MSGL_STATUS); filename=(num_filenames>0)?filenames[0]:NULL; stream=open_stream(filename,vcd_track,&file_format); if(!stream){ printf("Cannot open file/device\n"); exit(1); } printf("success: format: %d data: 0x%X - 0x%X\n",file_format, (int)(stream->start_pos),(int)(stream->end_pos)); if(stream_cache_size) stream_enable_cache(stream,stream_cache_size*1024); //demuxer=demux_open(stream,file_format,video_id,audio_id,dvdsub_id); demuxer=demux_open(stream,file_format,audio_id,video_id,dvdsub_id); if(!demuxer){ printf("Cannot open demuxer\n"); exit(1); } d_audio=demuxer->audio; d_video=demuxer->video; d_dvdsub=demuxer->sub; sh_audio=d_audio->sh; sh_video=d_video->sh; if(!video_read_properties(sh_video)){ printf("Couldn't read video properties\n"); exit(1); } mp_msg(MSGT_MENCODER,MSGL_INFO,"[V] filefmt:%d fourcc:0x%X size:%dx%d fps:%5.2f ftime:=%6.4f\n", demuxer->file_format,sh_video->format, sh_video->disp_w,sh_video->disp_h, sh_video->fps,sh_video->frametime ); sh_video->codec=NULL; if(out_video_codec){ if(video_family!=-1) mp_msg(MSGT_MENCODER,MSGL_INFO,MSGTR_TryForceVideoFmt,video_family); while(1){ sh_video->codec=find_codec(sh_video->format, sh_video->bih?((unsigned int*) &sh_video->bih->biCompression):NULL,sh_video->codec,0); if(!sh_video->codec){ if(video_family!=-1) { sh_video->codec=NULL; /* re-search */ mp_msg(MSGT_MENCODER,MSGL_WARN,MSGTR_CantFindVfmtFallback); video_family=-1; continue; } mp_msg(MSGT_MENCODER,MSGL_ERR,MSGTR_CantFindVideoCodec,sh_video->format); mp_msg(MSGT_MENCODER,MSGL_HINT, MSGTR_TryUpgradeCodecsConfOrRTFM,get_path("codecs.conf")); exit(1); } if(video_codec && strcmp(sh_video->codec->name,video_codec)) continue; else if(video_family!=-1 && sh_video->codec->driver!=video_family) continue; break; } mp_msg(MSGT_MENCODER,MSGL_INFO,"%s video codec: [%s] drv:%d (%s)\n",video_codec?"Forcing":"Detected",sh_video->codec->name,sh_video->codec->driver,sh_video->codec->info); for(i=0;icodec->outfmt[i]; if(out_fmt==0xFFFFFFFF) continue; if(out_fmt==IMGFMT_YV12) break; if(out_fmt==IMGFMT_I420) break; if(out_fmt==IMGFMT_IYUV) break; if(out_fmt==IMGFMT_YUY2) break; if(out_fmt==IMGFMT_UYVY) break; } if(i>=CODECS_MAX_OUTFMT){ mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_VOincompCodec); exit(1); // exit_player(MSGTR_Exit_error); } sh_video->outfmtidx=i; if(out_fmt==IMGFMT_YV12 && (vo_w!=0 || vo_h!=0)) { scale_srcW= sh_video->disp_w; scale_srcH= sh_video->disp_h; if(!vo_w) vo_w=sh_video->disp_w; if(!vo_h) vo_h=sh_video->disp_h; } else { vo_w=sh_video->disp_w; vo_h=sh_video->disp_h; } if(out_fmt==IMGFMT_YV12 || out_fmt==IMGFMT_I420 || out_fmt==IMGFMT_IYUV){ vo_image=malloc(vo_w*vo_h*3/2); vo_image_ptr=vo_image; } if(!init_video(sh_video)){ mp_msg(MSGT_MENCODER,MSGL_FATAL,MSGTR_CouldntInitVideoCodec); exit(1); } } // if(out_video_codec) if(sh_audio){ // Go through the codec.conf and find the best codec... sh_audio->codec=NULL; if(audio_family!=-1) mp_msg(MSGT_MENCODER,MSGL_INFO,MSGTR_TryForceAudioFmt,audio_family); while(1){ sh_audio->codec=find_codec(sh_audio->format,NULL,sh_audio->codec,1); if(!sh_audio->codec){ if(audio_family!=-1) { sh_audio->codec=NULL; /* re-search */ mp_msg(MSGT_MENCODER,MSGL_ERR,MSGTR_CantFindAfmtFallback); audio_family=-1; continue; } mp_msg(MSGT_MENCODER,MSGL_ERR,MSGTR_CantFindAudioCodec,sh_audio->format); mp_msg(MSGT_MENCODER,MSGL_HINT, MSGTR_TryUpgradeCodecsConfOrRTFM,get_path("codecs.conf")); sh_audio=d_audio->sh=NULL; break; } if(audio_codec && strcmp(sh_audio->codec->name,audio_codec)) continue; else if(audio_family!=-1 && sh_audio->codec->driver!=audio_family) continue; mp_msg(MSGT_MENCODER,MSGL_INFO,"%s audio codec: [%s] drv:%d (%s)\n",audio_codec?"Forcing":"Detected",sh_audio->codec->name,sh_audio->codec->driver,sh_audio->codec->info); break; } } if(sh_audio){ mp_msg(MSGT_MENCODER,MSGL_V,"Initializing audio codec...\n"); if(!init_audio(sh_audio)){ mp_msg(MSGT_MENCODER,MSGL_ERR,MSGTR_CouldntInitAudioCodec); sh_audio=d_audio->sh=NULL; } else { mp_msg(MSGT_MENCODER,MSGL_INFO,"AUDIO: srate=%d chans=%d bps=%d sfmt=0x%X ratio: %d->%d\n",sh_audio->samplerate,sh_audio->channels,sh_audio->samplesize, sh_audio->sample_format,sh_audio->i_bps,sh_audio->o_bps); } } // set up video encoder: SwScale_Init(); video_out.draw_slice=draw_slice; video_out.draw_frame=draw_frame; // set up output file: muxer_f=fopen(out_filename,"wb"); if(!muxer_f) { printf("Cannot open output file '%s'\n", out_filename); exit(1); } muxer=aviwrite_new_muxer(); // ============= VIDEO =============== mux_v=aviwrite_new_stream(muxer,AVIWRITE_TYPE_VIDEO); mux_v->buffer_size=0x200000; mux_v->buffer=malloc(mux_v->buffer_size); mux_v->source=sh_video; mux_v->h.dwSampleSize=0; // VBR mux_v->h.dwScale=10000; mux_v->h.dwRate=mux_v->h.dwScale*(force_ofps?force_ofps:sh_video->fps); mux_v->codec=out_video_codec; switch(mux_v->codec){ case 0: mux_v->bih=sh_video->bih; break; case VCODEC_DIVX4: mux_v->bih=malloc(sizeof(BITMAPINFOHEADER)); mux_v->bih->biSize=sizeof(BITMAPINFOHEADER); mux_v->bih->biWidth=vo_w; mux_v->bih->biHeight=vo_h; mux_v->bih->biPlanes=1; mux_v->bih->biBitCount=24; mux_v->bih->biCompression=mmioFOURCC('d','i','v','x'); mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8); break; } // ============= AUDIO =============== if(sh_audio){ mux_a=aviwrite_new_stream(muxer,AVIWRITE_TYPE_AUDIO); mux_a->buffer_size=0x100000; //16384; mux_a->buffer=malloc(mux_a->buffer_size); mux_a->source=sh_audio; mux_a->codec=out_audio_codec; switch(mux_a->codec){ case 0: mux_a->h.dwSampleSize=sh_audio->audio.dwSampleSize; mux_a->h.dwScale=sh_audio->audio.dwScale; mux_a->h.dwRate=sh_audio->audio.dwRate; mux_a->wf=sh_audio->wf; break; case ACODEC_PCM: printf("CBR PCM audio selected\n"); mux_a->h.dwSampleSize=2*sh_audio->channels; mux_a->h.dwScale=1; mux_a->h.dwRate=sh_audio->samplerate; mux_a->wf=malloc(sizeof(WAVEFORMATEX)); mux_a->wf->nBlockAlign=mux_a->h.dwSampleSize; mux_a->wf->wFormatTag=0x1; // PCM mux_a->wf->nChannels=sh_audio->channels; mux_a->wf->nSamplesPerSec=sh_audio->samplerate; mux_a->wf->nAvgBytesPerSec=mux_a->h.dwSampleSize*mux_a->wf->nSamplesPerSec; mux_a->wf->wBitsPerSample=16; mux_a->wf->cbSize=0; // FIXME for l3codeca.acm break; case ACODEC_VBRMP3: mux_a->h.dwSampleSize=0; // VBR mux_a->h.dwScale=1152; // samples/frame mux_a->h.dwRate=sh_audio->samplerate; if(sizeof(MPEGLAYER3WAVEFORMAT)!=30) mp_msg(MSGT_MENCODER,MSGL_WARN,"sizeof(MPEGLAYER3WAVEFORMAT)==%d!=30, maybe broken C compiler?\n",sizeof(MPEGLAYER3WAVEFORMAT)); mux_a->wf=malloc(sizeof(MPEGLAYER3WAVEFORMAT)); // should be 30 mux_a->wf->wFormatTag=0x55; // MP3 mux_a->wf->nChannels=sh_audio->channels; mux_a->wf->nSamplesPerSec=force_srate?force_srate:sh_audio->samplerate; mux_a->wf->nAvgBytesPerSec=192000/8; // FIXME! mux_a->wf->nBlockAlign=1152; // requires for l3codeca.acm + WMP 6.4 mux_a->wf->wBitsPerSample=0; //16; // from NaNdub: (requires for l3codeca.acm) mux_a->wf->cbSize=12; ((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->wID=1; ((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->fdwFlags=2; ((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nBlockSize=1152; // ??? ((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nFramesPerBlock=1; ((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nCodecDelay=0; break; } } printf("Writing AVI header...\n"); aviwrite_write_header(muxer,muxer_f); switch(mux_v->codec){ case 0: break; case VCODEC_DIVX4: // init divx4linux: divx4_param.x_dim=vo_w; divx4_param.y_dim=vo_h; divx4_param.framerate=(float)mux_v->h.dwRate/mux_v->h.dwScale; if(!divx4_param.bitrate) divx4_param.bitrate=800000; else if(divx4_param.bitrate<=16000) divx4_param.bitrate*=1000; if(!divx4_param.quality) divx4_param.quality=5; // the quality of compression ( 1 - fastest, 5 - best ) divx4_param.handle=NULL; encore(NULL,ENC_OPT_INIT,&divx4_param,NULL); enc_handle=divx4_param.handle; switch(out_fmt){ case IMGFMT_YV12: enc_frame.colorspace=ENC_CSP_YV12; break; case IMGFMT_IYUV: case IMGFMT_I420: enc_frame.colorspace=ENC_CSP_I420; break; case IMGFMT_YUY2: enc_frame.colorspace=ENC_CSP_YUY2; break; case IMGFMT_UYVY: enc_frame.colorspace=ENC_CSP_UYVY; break; case IMGFMT_RGB24: case IMGFMT_BGR24: enc_frame.colorspace=ENC_CSP_RGB24; break; default: mp_msg(MSGT_MENCODER,MSGL_ERR,"divx4: unsupported out_fmt!\n"); } switch(pass){ case 1: VbrControl_init_2pass_vbr_analysis(passtmpfile, divx4_param.quality); break; case 2: VbrControl_init_2pass_vbr_encoding(passtmpfile, divx4_param.bitrate, divx4_param.framerate, divx4_crispness, divx4_param.quality); break; } break; } #if 1 if(sh_audio) switch(mux_a->codec){ case ACODEC_VBRMP3: lame=lame_init(); lame_set_bWriteVbrTag(lame,0); lame_set_in_samplerate(lame,sh_audio->samplerate); lame_set_num_channels(lame,mux_a->wf->nChannels); lame_set_out_samplerate(lame,mux_a->wf->nSamplesPerSec); if(lame_param_vbr){ // VBR: lame_set_VBR(lame,lame_param_vbr); // vbr mode lame_set_VBR_q(lame,lame_param_quality+1); // 1 = best vbr q 6=~128k if(lame_param_br>0) lame_set_VBR_mean_bitrate_kbps(lame,lame_param_br); } else { // CBR: lame_set_quality(lame,lame_param_quality); // 0 = best q if(lame_param_br>0) lame_set_brate(lame,lame_param_br); } if(lame_param_mode>=0) lame_set_mode(lame,lame_param_mode); // j-st if(lame_param_ratio>0) lame_set_compression_ratio(lame,lame_param_ratio); lame_init_params(lame); if(verbose){ lame_print_config(lame); lame_print_internals(lame); } } #endif signal(SIGINT,exit_sighandler); // Interrupt from keyboard signal(SIGQUIT,exit_sighandler); // Quit from keyboard signal(SIGTERM,exit_sighandler); // kill while(!eof){ float frame_time=0; int blit_frame=0; float a_pts=0; float v_pts=0; unsigned char* start=NULL; int in_size; int skip_flag=0; // 1=skip -1=duplicate if(play_n_frames>=0){ --play_n_frames; if(play_n_frames<0) break; } if(sh_audio){ // get audio: while(mux_a->timer-audio_preloadtimer){ int len=0; if(mux_a->h.dwSampleSize){ // CBR - copy 0.5 sec of audio switch(mux_a->codec){ case 0: // copy len=sh_audio->i_bps/2; len/=mux_a->h.dwSampleSize;if(len<1) len=1; len*=mux_a->h.dwSampleSize; len=demux_read_data(sh_audio->ds,mux_a->buffer,len); break; case ACODEC_PCM: len=mux_a->h.dwSampleSize*(mux_a->h.dwRate/2); len=dec_audio(sh_audio,mux_a->buffer,len); break; } } else { // VBR - encode/copy an audio frame switch(mux_a->codec){ case 0: // copy printf("not yet implemented!\n"); break; case ACODEC_VBRMP3: while(mux_a->buffer_len<4){ unsigned char tmp[2304]; int len=dec_audio(sh_audio,tmp,2304); if(len<=0) break; // eof len=lame_encode_buffer_interleaved(lame, tmp,len/4, mux_a->buffer+mux_a->buffer_len,mux_a->buffer_size-mux_a->buffer_len); if(len<0) break; // error mux_a->buffer_len+=len; } if(mux_a->buffer_len<4) break; len=mp_decode_mp3_header(mux_a->buffer); //printf("%d\n",len); if(len<=0) break; // bad frame! while(mux_a->buffer_lenbuffer+mux_a->buffer_len,mux_a->buffer_size-mux_a->buffer_len); if(len<0) break; // error mux_a->buffer_len+=len; } break; } } if(len<=0) break; // EOF? aviwrite_write_chunk(muxer,mux_a,muxer_f,len,0); if(!mux_a->h.dwSampleSize && mux_a->timer>0) mux_a->wf->nAvgBytesPerSec=mux_a->size/mux_a->timer; // avg bps (VBR) if(mux_a->buffer_len>=len){ mux_a->buffer_len-=len; memcpy(mux_a->buffer,mux_a->buffer+len,mux_a->buffer_len); } } } // get video frame! in_size=video_read_frame(sh_video,&frame_time,&start,force_fps); if(in_size<0){ eof=1; break; } sh_video->timer+=frame_time; v_timer_corr-=frame_time-(float)mux_v->h.dwScale/mux_v->h.dwRate; // check frame duplicate/drop: if(v_timer_corr>=(float)mux_v->h.dwScale/mux_v->h.dwRate){ v_timer_corr-=(float)mux_v->h.dwScale/mux_v->h.dwRate; ++skip_flag; // skip } else while(v_timer_corr<=-(float)mux_v->h.dwScale/mux_v->h.dwRate){ v_timer_corr+=(float)mux_v->h.dwScale/mux_v->h.dwRate; --skip_flag; // dup } while( (v_pts_corr<=-(float)mux_v->h.dwScale/mux_v->h.dwRate && skip_flag>0) || (v_pts_corr<=-2*(float)mux_v->h.dwScale/mux_v->h.dwRate) ){ v_pts_corr+=(float)mux_v->h.dwScale/mux_v->h.dwRate; --skip_flag; // dup } if( (v_pts_corr>=(float)mux_v->h.dwScale/mux_v->h.dwRate && skip_flag<0) || (v_pts_corr>=2*(float)mux_v->h.dwScale/mux_v->h.dwRate) ) if(skip_flag<=0){ // we can't skip more than 1 frame now v_pts_corr-=(float)mux_v->h.dwScale/mux_v->h.dwRate; ++skip_flag; // skip } switch(mux_v->codec){ case 0: mux_v->buffer=start; if(skip_flag<=0) aviwrite_write_chunk(muxer,mux_v,muxer_f,in_size,(sh_video->ds->flags&1)?0x10:0); break; case VCODEC_DIVX4: blit_frame=decode_video(&video_out,sh_video,start,in_size,0); if(skip_flag>0) break; if(!blit_frame){ // empty. aviwrite_write_chunk(muxer,mux_v,muxer_f,0,0); break; } enc_frame.image=vo_image_ptr; enc_frame.bitstream=mux_v->buffer; enc_frame.length=mux_v->buffer_size; enc_frame.mvs=NULL; enc_frame.quant=0; enc_frame.intra=0; if(pass==2){ // handle 2-pass: enc_frame.quant = VbrControl_get_quant(); enc_frame.intra = VbrControl_get_intra(); encore(enc_handle,ENC_OPT_ENCODE_VBR,&enc_frame,&enc_result); VbrControl_update_2pass_vbr_encoding(enc_result.motion_bits, enc_result.texture_bits, enc_result.total_bits); } else { encore(enc_handle,ENC_OPT_ENCODE,&enc_frame,&enc_result); if(pass==1){ VbrControl_update_2pass_vbr_analysis(enc_result.is_key_frame, enc_result.motion_bits, enc_result.texture_bits, enc_result.total_bits, enc_result.quantizer); } } // printf("encoding...\n"); // printf(" len=%d key:%d qualt:%d \n",enc_frame.length,enc_result.is_key_frame,enc_result.quantizer); aviwrite_write_chunk(muxer,mux_v,muxer_f,enc_frame.length,enc_result.is_key_frame?0x10:0); break; } if(skip_flag<0){ // duplicate frame printf("\nduplicate %d frame(s)!!! \n",-skip_flag); while(skip_flag<0){ aviwrite_write_chunk(muxer,mux_v,muxer_f,0,0); ++skip_flag; } } else if(skip_flag>0){ // skip frame printf("\nskip frame!!! \n"); --skip_flag; } if(sh_audio){ float AV_delay,x; // A-V sync! if(pts_from_bps){ unsigned int samples=(sh_audio->audio.dwSampleSize)? ((ds_tell(d_audio)-sh_audio->a_in_buffer_len)/sh_audio->audio.dwSampleSize) : (d_audio->pack_no); // <- used for VBR audio a_pts=samples*(float)sh_audio->audio.dwScale/(float)sh_audio->audio.dwRate; delay_corrected=1; } else { // PTS = (last timestamp) + (bytes after last timestamp)/(bytes per sec) a_pts=d_audio->pts; if(!delay_corrected) if(a_pts) delay_corrected=1; //printf("*** %5.3f ***\n",a_pts); a_pts+=(ds_tell_pts(d_audio)-sh_audio->a_in_buffer_len)/(float)sh_audio->i_bps; } v_pts=d_video->pts; // av = compensated (with out buffering delay) A-V diff AV_delay=(a_pts-v_pts); AV_delay-=mux_a->timer-(mux_v->timer-(v_timer_corr+v_pts_corr)); // compensate input video timer by av: x=AV_delay*0.1f; if(x<-max_pts_correction) x=-max_pts_correction; else if(x> max_pts_correction) x= max_pts_correction; if(default_max_pts_correction>=0) max_pts_correction=default_max_pts_correction; else max_pts_correction=sh_video->frametime*0.10; // +-10% of time // sh_video->timer-=x; c_total+=x; v_pts_corr+=x; printf("A:%6.1f V:%6.1f A-V:%7.3f oAV:%7.3f diff:%7.3f ct:%7.3f vpc:%7.3f \r", a_pts,v_pts,a_pts-v_pts, (float)(mux_a->timer-mux_v->timer), AV_delay, c_total, v_pts_corr ); } #if 0 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", a_pts,v_pts,a_pts-v_pts,c_total, (int)sh_video->num_frames,(int)sh_video->num_frames_decoded, (sh_video->timer>0.5)?(int)(100.0*video_time_usage/(double)sh_video->timer):0, (sh_video->timer>0.5)?(int)(100.0*vout_time_usage/(double)sh_video->timer):0, (sh_video->timer>0.5)?(100.0*audio_time_usage/(double)sh_video->timer):0 ,cache_fill_status ); #endif fflush(stdout); } // while(!eof) printf("\nWriting AVI index...\n"); aviwrite_write_index(muxer,muxer_f); printf("Fixup AVI header...\n"); fseek(muxer_f,0,SEEK_SET); aviwrite_write_header(muxer,muxer_f); // update header fclose(muxer_f); if(stream) free_stream(stream); // kill cache thread }