From 36f443636593b3338904954c41186c8c7eade421 Mon Sep 17 00:00:00 2001 From: arpi Date: Sat, 21 Jul 2001 22:37:55 +0000 Subject: file-format detection stuff moved out from mplayer.c to demuxer.c and dec_video.c git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@1376 b3059339-0415-0410-9bf9-f77b7e298cf2 --- mplayer.c | 387 ++++---------------------------------------------------------- 1 file changed, 24 insertions(+), 363 deletions(-) (limited to 'mplayer.c') diff --git a/mplayer.c b/mplayer.c index 36a16b5d02..4931256ce4 100644 --- a/mplayer.c +++ b/mplayer.c @@ -141,29 +141,7 @@ static int max_framesize=0; #include "stheader.h" -static int avi_bitrate=0; - -sh_audio_t* new_sh_audio(demuxer_t *demuxer,int id){ - if(demuxer->a_streams[id]){ - printf("Warning! Audio stream header %d redefined!\n",id); - } else { - printf("==> Found audio stream: %d\n",id); - demuxer->a_streams[id]=malloc(sizeof(sh_audio_t)); - memset(demuxer->a_streams[id],0,sizeof(sh_audio_t)); - } - return demuxer->a_streams[id]; -} - -sh_video_t* new_sh_video(demuxer_t *demuxer,int id){ - if(demuxer->v_streams[id]){ - printf("Warning! video stream header %d redefined!\n",id); - } else { - printf("==> Found video stream: %d\n",id); - demuxer->v_streams[id]=malloc(sizeof(sh_video_t)); - memset(demuxer->v_streams[id],0,sizeof(sh_video_t)); - } - return demuxer->v_streams[id]; -} +//static int avi_bitrate=0; char* encode_name=NULL; char* encode_index_name=NULL; @@ -182,8 +160,10 @@ demux_stream_t* demux_avi_select_stream(demuxer_t *demux,unsigned int id); int asf_check_header(demuxer_t *demuxer); int read_asf_header(demuxer_t *demuxer); +demuxer_t* demux_open(stream_t *stream,int file_format); + // MPEG video stream parser: -#include "parse_es.c" +#include "parse_es.h" extern int num_elementary_packets100; // for MPEG-ES fileformat detection extern int num_elementary_packets101; @@ -191,7 +171,7 @@ extern int num_elementary_packetsPES; extern picture_t *picture; // exported from libmpeg2/decode.c -static const int frameratecode2framerate[16] = { +int frameratecode2framerate[16] = { 0, // Official mpeg1/2 framerates: 24000*10000/1001, 24*10000,25*10000, 30000*10000/1001, 30*10000,50*10000,60000*10000/1001, 60*10000, @@ -683,258 +663,15 @@ if(vcd_track){ if(!has_audio) audio_id=-2; // do NOT read audio packets... -//=============== Try to open as AVI file: ================= -if(file_format==DEMUXER_TYPE_UNKNOWN || file_format==DEMUXER_TYPE_AVI){ - stream_reset(stream); - demuxer=new_demuxer(stream,DEMUXER_TYPE_AVI,audio_id,video_id,dvdsub_id); - stream_seek(demuxer->stream,seek_to_byte); - { //---- RIFF header: - int id=stream_read_dword_le(demuxer->stream); // "RIFF" - if(id==mmioFOURCC('R','I','F','F')){ - stream_read_dword_le(demuxer->stream); //filesize - id=stream_read_dword_le(demuxer->stream); // "AVI " - if(id==formtypeAVI){ - printf("Detected AVI file format!\n"); - file_format=DEMUXER_TYPE_AVI; - } - } - } -} -//=============== Try to open as ASF file: ================= -if(file_format==DEMUXER_TYPE_UNKNOWN || file_format==DEMUXER_TYPE_ASF){ - stream_reset(stream); - demuxer=new_demuxer(stream,DEMUXER_TYPE_ASF,audio_id,video_id,dvdsub_id); - stream_seek(demuxer->stream,seek_to_byte); - if(asf_check_header(demuxer)){ - printf("Detected ASF file format!\n"); - file_format=DEMUXER_TYPE_ASF; - } -} -//=============== Try to open as MPEG-PS file: ================= -if(file_format==DEMUXER_TYPE_UNKNOWN || file_format==DEMUXER_TYPE_MPEG_PS){ - int pes=1; - while(pes>=0){ - stream_reset(stream); - demuxer=new_demuxer(stream,DEMUXER_TYPE_MPEG_PS,audio_id,video_id,dvdsub_id); - stream_seek(demuxer->stream,seek_to_byte); - if(!pes) demuxer->synced=1; // hack! - if(ds_fill_buffer(demuxer->video)){ - if(!pes) - printf("Detected MPEG-PES file format!\n"); - else - printf("Detected MPEG-PS file format!\n"); - file_format=DEMUXER_TYPE_MPEG_PS; - } else { - // some hack to get meaningfull error messages to our unhappy users: - if(num_elementary_packets100>=2 && num_elementary_packets101>=2 && - abs(num_elementary_packets101-num_elementary_packets100)<8){ - if(num_elementary_packetsPES>=4 && num_elementary_packetsPES>=num_elementary_packets100-4){ - --pes;continue; // tricky... - } - file_format=DEMUXER_TYPE_MPEG_ES; // <-- hack is here :) - } else { - if(demuxer->synced==2) - printf("Missing MPEG video stream!? contact the author, it may be a bug :(\n"); - else - printf("Not MPEG System Stream format... (maybe Transport Stream?)\n"); - } - } - break; - } -} -//=============== Try to open as MPEG-ES file: ================= -if(file_format==DEMUXER_TYPE_MPEG_ES){ // little hack, see above! - stream_reset(stream); - demuxer=new_demuxer(stream,DEMUXER_TYPE_MPEG_ES,audio_id,video_id,dvdsub_id); - stream_seek(demuxer->stream,seek_to_byte); - if(!ds_fill_buffer(demuxer->video)){ - printf("Invalid MPEG-ES stream??? contact the author, it may be a bug :(\n"); - file_format=DEMUXER_TYPE_UNKNOWN; - } else { - printf("Detected MPEG-ES file format!\n"); - } -} -#ifdef MOV -//=============== Try to open as MOV file: ================= -if(file_format==DEMUXER_TYPE_UNKNOWN || file_format==DEMUXER_TYPE_MOV){ - stream_reset(stream); - demuxer=new_demuxer(stream,DEMUXER_TYPE_MOV,audio_id,video_id,dvdsub_id); -// stream_seek(demuxer->stream,seek_to_byte); - if(mov_check_file(demuxer)){ - printf("Detected QuickTime/MOV file format!\n"); - file_format=DEMUXER_TYPE_MOV; - } -} -#endif -//=============== Unknown, exiting... =========================== -if(file_format==DEMUXER_TYPE_UNKNOWN){ - fprintf(stderr,"============= Sorry, this file format not recognized/supported ===============\n"); - fprintf(stderr,"=== If this file is an AVI, ASF or MPEG stream, please contact the author! ===\n"); - GUI_MSG( mplUnknowFileType ) - exit(1); -} -//====== File format recognized, set up these for compatibility: ========= +demuxer=demux_open(stream,file_format); +if(!demuxer) exit(1); // ERROR + +file_format=demuxer->file_format; + d_audio=demuxer->audio; d_video=demuxer->video; d_dvdsub=demuxer->sub; -sh_audio=NULL; -sh_video=NULL; - -switch(file_format){ - case DEMUXER_TYPE_AVI: { - //---- AVI header: - read_avi_header(demuxer,(stream->type!=STREAMTYPE_STREAM)?index_mode:-2); - stream_reset(demuxer->stream); - stream_seek(demuxer->stream,demuxer->movi_start); - demuxer->idx_pos=0; - demuxer->idx_pos_a=0; - demuxer->idx_pos_v=0; - if(demuxer->idx_size>0){ - // decide index format: - if(((AVIINDEXENTRY *)demuxer->idx)[0].dwChunkOffsetmovi_start) - demuxer->idx_offset=demuxer->movi_start-4; - else - demuxer->idx_offset=0; - if(verbose) printf("AVI index offset: %d\n",demuxer->idx_offset); - } -// demuxer->endpos=avi_header.movi_end; - - if(demuxer->idx_size>0){ - // check that file is non-interleaved: - int i; - int a_pos=-1; - int v_pos=-1; - for(i=0;iidx_size;i++){ - AVIINDEXENTRY* idx=&((AVIINDEXENTRY *)demuxer->idx)[i]; - demux_stream_t* ds=demux_avi_select_stream(demuxer,idx->ckid); - int pos=idx->dwChunkOffset+demuxer->idx_offset; - if(a_pos==-1 && ds==demuxer->audio){ - a_pos=pos; - if(v_pos!=-1) break; - } - if(v_pos==-1 && ds==demuxer->video){ - v_pos=pos; - if(a_pos!=-1) break; - } - } - if(v_pos==-1){ - fprintf(stderr,"AVI_NI: missing video stream!? contact the author, it may be a bug :(\n"); - GUI_MSG( mplErrorAVINI ) - exit(1); - } - if(a_pos==-1){ - printf("AVI_NI: No audio stream found -> nosound\n"); - has_audio=0;sh_audio=NULL; - } else { - if(force_ni || abs(a_pos-v_pos)>0x100000){ // distance > 1MB - printf("%s NON-INTERLEAVED AVI file-format!\n",force_ni?"Forced":"Detected"); - demuxer->type=DEMUXER_TYPE_AVI_NI; // HACK!!!! - pts_from_bps=1; // force BPS sync! - } - } - } else { - // no index - if(force_ni){ - printf("Using NON-INTERLEAVED Broken AVI file-format!\n"); - demuxer->type=DEMUXER_TYPE_AVI_NINI; // HACK!!!! - demuxer->idx_pos_a= - demuxer->idx_pos_v=demuxer->movi_start; - pts_from_bps=1; // force BPS sync! - } - } - if(!ds_fill_buffer(d_video)){ - fprintf(stderr,"AVI: missing video stream!? contact the author, it may be a bug :(\n"); - GUI_MSG( mplAVIErrorMissingVideoStream ) - exit(1); - } - sh_video=d_video->sh;sh_video->ds=d_video; - if(has_audio){ - if(verbose) printf("AVI: Searching for audio stream (id:%d)\n",d_audio->id); - if(!ds_fill_buffer(d_audio)){ - printf("AVI: No Audio stream found... ->nosound\n"); - has_audio=0;sh_audio=NULL; - } else { - sh_audio=d_audio->sh;sh_audio->ds=d_audio; - sh_audio->format=sh_audio->wf->wFormatTag; - } - } - // calc. FPS: - sh_video->fps=(float)sh_video->video.dwRate/(float)sh_video->video.dwScale; - sh_video->frametime=(float)sh_video->video.dwScale/(float)sh_video->video.dwRate; - // calculating video bitrate: - avi_bitrate=demuxer->movi_end-demuxer->movi_start-demuxer->idx_size*8; - if(sh_audio) avi_bitrate-=sh_audio->audio.dwLength; - if(verbose) printf("AVI video length=%d\n",avi_bitrate); - avi_bitrate=((float)avi_bitrate/(float)sh_video->video.dwLength)*sh_video->fps; - printf("VIDEO: [%.4s] %ldx%ld %dbpp %4.2f fps %5.1f kbps (%4.1f kbyte/s)\n", - (char *)&sh_video->bih->biCompression, - sh_video->bih->biWidth, - sh_video->bih->biHeight, - sh_video->bih->biBitCount, - sh_video->fps, - avi_bitrate*0.008f, - avi_bitrate/1024.0f ); - break; - } - case DEMUXER_TYPE_ASF: { - //---- ASF header: - read_asf_header(demuxer); - stream_reset(demuxer->stream); - stream_seek(demuxer->stream,demuxer->movi_start); - demuxer->idx_pos=0; -// demuxer->endpos=avi_header.movi_end; - if(!ds_fill_buffer(d_video)){ - printf("ASF: no video stream found!\n"); - sh_video=NULL; - //printf("ASF: missing video stream!? contact the author, it may be a bug :(\n"); - //GUI_MSG( mplASFErrorMissingVideoStream ) - //exit(1); - } else { - sh_video=d_video->sh;sh_video->ds=d_video; - sh_video->fps=1000.0f; sh_video->frametime=0.001f; // 1ms - printf("VIDEO: [%.4s] %ldx%ld %dbpp\n", - (char *)&sh_video->bih->biCompression, - sh_video->bih->biWidth, - sh_video->bih->biHeight, - sh_video->bih->biBitCount); - } - if(has_audio){ - if(verbose) printf("ASF: Searching for audio stream (id:%d)\n",d_audio->id); - if(!ds_fill_buffer(d_audio)){ - printf("ASF: No Audio stream found... ->nosound\n"); - has_audio=0;sh_audio=NULL; - } else { - sh_audio=d_audio->sh;sh_audio->ds=d_audio; - sh_audio->format=sh_audio->wf->wFormatTag; - } - } - break; - } - case DEMUXER_TYPE_MPEG_ES: { - has_audio=0;sh_audio=NULL; // ES streams has no audio channel - d_video->sh=new_sh_video(demuxer,0); // create dummy video stream header, id=0 - break; - } - case DEMUXER_TYPE_MPEG_PS: { - if(has_audio) { - if(!ds_fill_buffer(d_audio)){ - printf("MPEG: No Audio stream found... ->nosound\n"); - has_audio=0;sh_audio=NULL; - } else { - sh_audio=d_audio->sh;sh_audio->ds=d_audio; - switch(d_audio->id & 0xE0){ // 1110 0000 b (high 3 bit: type low 5: id) - case 0x00: sh_audio->format=0x50;break; // mpeg - case 0xA0: sh_audio->format=0x10001;break; // dvd pcm - case 0x80: sh_audio->format=0x2000;break; // ac3 - default: has_audio=0;sh_audio=NULL; // unknown type - } - } - } - break; - } -} // switch(file_format) - // DUMP STREAMS: if(stream_dump_type){ FILE *f; @@ -968,100 +705,24 @@ if(stream_dump_type){ exit(1); } +sh_audio=d_audio->sh; +sh_video=d_video->sh; -// Determine image properties: -switch(file_format){ - case DEMUXER_TYPE_AVI: - case DEMUXER_TYPE_ASF: { - // display info: - if(sh_video){ - sh_video->format=sh_video->bih->biCompression; - sh_video->disp_w=sh_video->bih->biWidth; - sh_video->disp_h=abs(sh_video->bih->biHeight); - } - break; - } - case DEMUXER_TYPE_MPEG_ES: - case DEMUXER_TYPE_MPEG_PS: { - // Find sequence_header first: - if(verbose) printf("Searching for sequence header... ");fflush(stdout); - while(1){ - int i=sync_video_packet(d_video); - if(i==0x1B3) break; // found it! - if(!i || !skip_video_packet(d_video)){ - if(verbose) printf("NONE :(\n"); - fprintf(stderr,"MPEG: FATAL: EOF while searching for sequence header\n"); - GUI_MSG( mplMPEGErrorSeqHeaderSearch ) - exit(1); - } - } - if(verbose) printf("OK!\n"); - sh_video=d_video->sh;sh_video->ds=d_video; - sh_video->format=0x10000001; // mpeg video - mpeg2_init(); - // ========= Read & process sequence header & extension ============ - videobuffer=shmem_alloc(VIDEOBUFFER_SIZE); - if(!videobuffer){ - fprintf(stderr,"Cannot allocate shared memory\n"); - GUI_MSG( mplErrorShMemAlloc ) - exit(0); - } - videobuf_len=0; - if(!read_video_packet(d_video)){ - fprintf(stderr,"FATAL: Cannot read sequence header!\n"); - GUI_MSG( mplMPEGErrorCannotReadSeqHeader ) - exit(1); - } - if(header_process_sequence_header (picture, &videobuffer[4])) { - printf ("bad sequence header!\n"); - GUI_MSG( mplMPEGErrorBadSeqHeader ) - exit(1); - } - if(sync_video_packet(d_video)==0x1B5){ // next packet is seq. ext. - videobuf_len=0; - if(!read_video_packet(d_video)){ - fprintf(stderr,"FATAL: Cannot read sequence header extension!\n"); - GUI_MSG( mplMPEGErrorCannotReadSeqHeaderExt ) - exit(1); - } - if(header_process_extension (picture, &videobuffer[4])) { - printf ("bad sequence header extension!\n"); - GUI_MSG( mplMPEGErrorBadSeqHeaderExt ) - exit(1); - } - } - // display info: - sh_video->fps=frameratecode2framerate[picture->frame_rate_code]*0.0001f; - if(!sh_video->fps){ - if(!force_fps){ - fprintf(stderr,"FPS not specified (or invalid) in the header! Use the -fps option!\n"); - exit(1); - } - sh_video->frametime=0; - } else { - sh_video->frametime=10000.0f/(float)frameratecode2framerate[picture->frame_rate_code]; - } - sh_video->disp_w=picture->display_picture_width; - sh_video->disp_h=picture->display_picture_height; - // info: - if(verbose) printf("mpeg bitrate: %d (%X)\n",picture->bitrate,picture->bitrate); - printf("VIDEO: %s %dx%d (aspect %d) %4.2f fps %5.1f kbps (%4.1f kbyte/s)\n", - picture->mpeg1?"MPEG1":"MPEG2", - sh_video->disp_w,sh_video->disp_h, - picture->aspect_ratio_information, - sh_video->fps, - picture->bitrate*0.5f, - picture->bitrate/16.0f ); - break; - } -} // switch(file_format) +if(sh_video){ + if(!video_read_properties(sh_video)) exit(1); // couldn't read header? -if(sh_video) -printf("[V] filefmt:%d fourcc:0x%X size:%dx%d fps:%5.2f ftime:=%6.4f\n", + printf("[V] filefmt:%d fourcc:0x%X size:%dx%d fps:%5.2f ftime:=%6.4f\n", file_format,sh_video->format, sh_video->disp_w,sh_video->disp_h, sh_video->fps,sh_video->frametime -); + ); + + if(!sh_video->fps && !force_fps){ + fprintf(stderr,"FPS not specified (or invalid) in the header! Use the -fps option!\n"); + exit(1); + } + +} fflush(stdout); @@ -1290,7 +951,7 @@ float max_pts_correction=0;//default_max_pts_correction; int eof=0; int force_redraw=0; float num_frames=0; // number of frames played -int grab_frames=0; +int grab_frames=1; char osd_text_buffer[64]; int drop_frame=0; int drop_frame_cnt=0; -- cgit v1.2.3