Aegisub/FFmpegSource/matroskacodecs.c

	CodecID MatroskaToFFCodecID(TrackInfo *TI) {
		char *Codec = TI->CodecID;
/* Video Codecs */
		if (!strcmp(Codec, "V_MS/VFW/FOURCC")) {
			// fourcc list from ffdshow
			switch (((BITMAPINFOHEADER *)TI->CodecPrivate)->biCompression) {
				case MAKEFOURCC('F', 'F', 'D', 'S'):
				case MAKEFOURCC('F', 'V', 'F', 'W'):
				case MAKEFOURCC('X', 'V', 'I', 'D'):
				case MAKEFOURCC('D', 'I', 'V', 'X'):
				case MAKEFOURCC('D', 'X', '5', '0'):
				case MAKEFOURCC('M', 'P', '4', 'V'):
				case MAKEFOURCC('3', 'I', 'V', 'X'):
				case MAKEFOURCC('W', 'V', '1', 'F'):
				case MAKEFOURCC('F', 'M', 'P', '4'):
				case MAKEFOURCC('S', 'M', 'P', '4'):
					return CODEC_ID_MPEG4;
				case MAKEFOURCC('D', 'I', 'V', '3'):
				case MAKEFOURCC('D', 'V', 'X', '3'):
				case MAKEFOURCC('M', 'P', '4', '3'):
					return CODEC_ID_MSMPEG4V3;
				case MAKEFOURCC('M', 'P', '4', '2'):
					return CODEC_ID_MSMPEG4V2;
				case MAKEFOURCC('M', 'P', '4', '1'):
					return CODEC_ID_MSMPEG4V1;
				case MAKEFOURCC('W', 'M', 'V', '1'):
					return CODEC_ID_WMV1;
				case MAKEFOURCC('W', 'M', 'V', '2'):
					return CODEC_ID_WMV2;
				case MAKEFOURCC('W', 'M', 'V', '3'):
					return CODEC_ID_WMV3;
/*
				case MAKEFOURCC('M', 'S', 'S', '1'):
				case MAKEFOURCC('M', 'S', 'S', '2'):
				case MAKEFOURCC('W', 'V', 'P', '2'):
				case MAKEFOURCC('W', 'M', 'V', 'P'):
					return CODEC_ID_WMV9_LIB;
*/
				case MAKEFOURCC('W', 'V', 'C', '1'):
					return CODEC_ID_VC1;
				case MAKEFOURCC('V', 'P', '5', '0'):
					return CODEC_ID_VP5;
				case MAKEFOURCC('V', 'P', '6', '0'):
				case MAKEFOURCC('V', 'P', '6', '1'):
				case MAKEFOURCC('V', 'P', '6', '2'):
					return CODEC_ID_VP6;
				case MAKEFOURCC('V', 'P', '6', 'F'):
				case MAKEFOURCC('F', 'L', 'V', '4'):
					return CODEC_ID_VP6F;	
				case MAKEFOURCC('C', 'A', 'V', 'S'):
					return CODEC_ID_CAVS;	
				case MAKEFOURCC('M', 'P', 'G', '1'):
				case MAKEFOURCC('M', 'P', 'E', 'G'):
					return CODEC_ID_MPEG2VIDEO;	// not a typo
				case MAKEFOURCC('M', 'P', 'G', '2'):
				case MAKEFOURCC('E', 'M', '2', 'V'):
				case MAKEFOURCC('M', 'M', 'E', 'S'):
					return CODEC_ID_MPEG2VIDEO;
				case MAKEFOURCC('H', '2', '6', '3'):
				case MAKEFOURCC('S', '2', '6', '3'):
				case MAKEFOURCC('L', '2', '6', '3'):
				case MAKEFOURCC('M', '2', '6', '3'):
				case MAKEFOURCC('U', '2', '6', '3'):
				case MAKEFOURCC('X', '2', '6', '3'):
					return CODEC_ID_H263;
				case MAKEFOURCC('H', '2', '6', '4'):
				case MAKEFOURCC('X', '2', '6', '4'):
				case MAKEFOURCC('V', 'S', 'S', 'H'):
				case MAKEFOURCC('D', 'A', 'V', 'C'):
				case MAKEFOURCC('P', 'A', 'V', 'C'):
				case MAKEFOURCC('A', 'V', 'C', '1'):
					return CODEC_ID_H264;
				case MAKEFOURCC('M', 'J', 'P', 'G'):
				case MAKEFOURCC('L', 'J', 'P', 'G'):
				case MAKEFOURCC('M', 'J', 'L', 'S'):
				case MAKEFOURCC('J', 'P', 'E', 'G'): // questionable fourcc?
				case MAKEFOURCC('A', 'V', 'R', 'N'):
				case MAKEFOURCC('M', 'J', 'P', 'A'):
					return CODEC_ID_MJPEG;
				case MAKEFOURCC('D', 'V', 'S', 'D'):
				case MAKEFOURCC('D', 'V', '2', '5'):
				case MAKEFOURCC('D', 'V', '5', '0'):
				case MAKEFOURCC('C', 'D', 'V', 'C'):
				case MAKEFOURCC('C', 'D', 'V', '5'):
				case MAKEFOURCC('D', 'V', 'I', 'S'):
				case MAKEFOURCC('P', 'D', 'V', 'C'):
					return CODEC_ID_DVVIDEO;
				case MAKEFOURCC('H', 'F', 'Y', 'U'):
				case MAKEFOURCC('F', 'F', 'V', 'H'):
					return CODEC_ID_HUFFYUV;
				case MAKEFOURCC('C', 'Y', 'U', 'V'):
					return CODEC_ID_CYUV;
				case MAKEFOURCC('A', 'S', 'V', '1'):
					return CODEC_ID_ASV1;
				case MAKEFOURCC('A', 'S', 'V', '2'):
					return CODEC_ID_ASV2;
				case MAKEFOURCC('V', 'C', 'R', '1'):
					return CODEC_ID_VCR1;
				case MAKEFOURCC('T', 'H', 'E', 'O'):
					return CODEC_ID_THEORA;
				case MAKEFOURCC('S', 'V', 'Q', '1'):
					return CODEC_ID_SVQ1;
				case MAKEFOURCC('S', 'V', 'Q', '3'):
					return CODEC_ID_SVQ3;
				case MAKEFOURCC('R', 'P', 'Z', 'A'):
					return CODEC_ID_RPZA;
				case MAKEFOURCC('F', 'F', 'V', '1'):
					return CODEC_ID_FFV1;
				case MAKEFOURCC('V', 'P', '3', '1'):
					return CODEC_ID_VP3;
				case MAKEFOURCC('R', 'L', 'E', '8'):
					return CODEC_ID_MSRLE;
				case MAKEFOURCC('M', 'S', 'Z', 'H'):
					return CODEC_ID_MSZH;
				case MAKEFOURCC('Z', 'L', 'I', 'B'):
					return CODEC_ID_FLV1;
				case MAKEFOURCC('F', 'L', 'V', '1'):
					return CODEC_ID_ZLIB;
/*
				case MAKEFOURCC('P', 'N', 'G', '1'):
					return CODEC_ID_COREPNG;
*/
				case MAKEFOURCC('M', 'P', 'N', 'G'):
					return CODEC_ID_PNG;
/*
				case MAKEFOURCC('A', 'V', 'I', 'S'):
					return CODEC_ID_AVISYNTH;
*/
				case MAKEFOURCC('C', 'R', 'A', 'M'):
					return CODEC_ID_MSVIDEO1;
				case MAKEFOURCC('R', 'T', '2', '1'):
					return CODEC_ID_INDEO2;
				case MAKEFOURCC('I', 'V', '3', '2'):
				case MAKEFOURCC('I', 'V', '3', '1'):
					return CODEC_ID_INDEO3;
				case MAKEFOURCC('C', 'V', 'I', 'D'):
					return CODEC_ID_CINEPAK;
				case MAKEFOURCC('R', 'V', '1', '0'):
					return CODEC_ID_RV10;
				case MAKEFOURCC('R', 'V', '2', '0'):
					return CODEC_ID_RV20;
				case MAKEFOURCC('8', 'B', 'P', 'S'):
					return CODEC_ID_8BPS;
				case MAKEFOURCC('Q', 'R', 'L', 'E'):
					return CODEC_ID_QTRLE;
				case MAKEFOURCC('D', 'U', 'C', 'K'):
					return CODEC_ID_TRUEMOTION1;
				case MAKEFOURCC('T', 'M', '2', '0'):
					return CODEC_ID_TRUEMOTION2;
				case MAKEFOURCC('T', 'S', 'C', 'C'):
					return CODEC_ID_TSCC;
				case MAKEFOURCC('S', 'N', 'O', 'W'):
					return CODEC_ID_SNOW;
				case MAKEFOURCC('Q', 'P', 'E', 'G'):
				case MAKEFOURCC('Q', '1', '_', '0'):
				case MAKEFOURCC('Q', '1', '_', '1'):
					return CODEC_ID_QPEG;
				case MAKEFOURCC('H', '2', '6', '1'):
				case MAKEFOURCC('M', '2', '6', '1'):
					return CODEC_ID_H261;
				case MAKEFOURCC('L', 'O', 'C', 'O'):
					return CODEC_ID_LOCO;
				case MAKEFOURCC('W', 'N', 'V', '1'):
					return CODEC_ID_WNV1;
				case MAKEFOURCC('C', 'S', 'C', 'D'):
					return CODEC_ID_CSCD;
				case MAKEFOURCC('Z', 'M', 'B', 'V'):
					return CODEC_ID_ZMBV;
				case MAKEFOURCC('U', 'L', 'T', 'I'):
					return CODEC_ID_ULTI;
				case MAKEFOURCC('V', 'I', 'X', 'L'):
					return CODEC_ID_VIXL;
				case MAKEFOURCC('A', 'A', 'S', 'C'):
					return CODEC_ID_AASC;
				case MAKEFOURCC('F', 'P', 'S', '1'):
					return CODEC_ID_FRAPS;
				default:
					return CODEC_ID_NONE;
			}
		} else if (!strcmp(Codec, "V_MPEG4/ISO/AVC"))
			return CODEC_ID_H264;
		else if (!strcmp(Codec, "V_MPEG4/ISO/ASP"))
			return CODEC_ID_MPEG4;
		else if (!strcmp(Codec, "V_MPEG2"))
			return CODEC_ID_MPEG2VIDEO;
		else if (!strcmp(Codec, "V_MPEG1"))
			return CODEC_ID_MPEG2VIDEO; // still not a typo
		else if (!strcmp(Codec, "V_SNOW"))
			return CODEC_ID_SNOW;
		else if (!strcmp(Codec, "V_THEORA"))
			return CODEC_ID_THEORA;
		else if (!strncmp(Codec, "V_REAL/RV", 9)) {
			switch (Codec[9]) {
				case '1': 
					return CODEC_ID_RV10;
				case '2': 
					return CODEC_ID_RV20;
				case '3': 
					return CODEC_ID_RV30;
				case '4': 
					return CODEC_ID_RV40;
				default:
					return CODEC_ID_NONE;
			}
/* Audio Codecs */
		} else if (!strcmp(Codec, "A_AC3"))
			return CODEC_ID_AC3;
		else if (!strcmp(Codec, "A_MPEG/L3"))
			return CODEC_ID_MP3;
		else if (!strcmp(Codec, "A_MPEG/L2"))
			return CODEC_ID_MP2;
		else if (!strcmp(Codec, "A_MPEG/L1"))
			return CODEC_ID_MP2; // correct?
		else if (!strcmp(Codec, "A_DTS"))
			return CODEC_ID_DTS;
/*
		else if (!strcmp(Codec, "A_PCM/INT/LIT"))
			return CODEC_ID_PCM_S16LE;
		else if (!strcmp(Codec, "A_PCM/FLOAT/IEEE"))
			return CODEC_ID_PCM_S16LE;
*/
		else if (!strcmp(Codec, "A_TTA1"))
			return CODEC_ID_TTA;
		else if (!strcmp(Codec, "A_WAVPACK4"))
			return CODEC_ID_WAVPACK;
		else if (!strcmp(Codec, "A_VORBIS"))
			return CODEC_ID_VORBIS;
		else if (!strncmp(Codec, "A_REAL/", 7)) {
			// not supported
			return CODEC_ID_NONE;
		} else if (!strncmp(Codec, "A_AAC", 5))
			return CODEC_ID_AAC;
		else if (!strcmp(Codec, "A_MS/ACM")) {
			// not supported
			return CODEC_ID_NONE;
		} else
			return CODEC_ID_NONE;
	}