X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Friff.c;h=b91f8f1bdf04f67c3482b34f8b9f7d94701de2e9;hb=fcae9f212a6001d966c52dc22cd4b22e9851b428;hp=8489bc7ae6d1a0b0a079fb3e96d730a1da8fd49e;hpb=835af79b052c25d7c7ac33dd6d1dd2f52ab13276;p=ffmpeg diff --git a/libavformat/riff.c b/libavformat/riff.c index 8489bc7ae6d..b91f8f1bdf0 100644 --- a/libavformat/riff.c +++ b/libavformat/riff.c @@ -1,5 +1,5 @@ /* - * RIFF codec tags + * RIFF common functions and data * Copyright (c) 2000 Fabrice Bellard * * This file is part of Libav. @@ -19,668 +19,429 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ -#include "libavutil/mathematics.h" +#include "libavutil/error.h" #include "libavcodec/avcodec.h" #include "avformat.h" -#include "avio_internal.h" #include "riff.h" -#include "libavcodec/bytestream.h" -/* Note: when encoding, the first matching tag is used, so order is - important if multiple tags possible for a given codec. */ +/* Note: When encoding, the first matching tag is used, so order is + * important if multiple tags are possible for a given codec. */ const AVCodecTag ff_codec_bmp_tags[] = { - { CODEC_ID_H264, MKTAG('H', '2', '6', '4') }, - { CODEC_ID_H264, MKTAG('h', '2', '6', '4') }, - { CODEC_ID_H264, MKTAG('X', '2', '6', '4') }, - { CODEC_ID_H264, MKTAG('x', '2', '6', '4') }, - { CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, - { CODEC_ID_H264, MKTAG('D', 'A', 'V', 'C') }, - { CODEC_ID_H264, MKTAG('V', 'S', 'S', 'H') }, - { CODEC_ID_H263, MKTAG('H', '2', '6', '3') }, - { CODEC_ID_H263, MKTAG('X', '2', '6', '3') }, - { CODEC_ID_H263, MKTAG('T', '2', '6', '3') }, - { CODEC_ID_H263, MKTAG('L', '2', '6', '3') }, - { CODEC_ID_H263, MKTAG('V', 'X', '1', 'K') }, - { CODEC_ID_H263, MKTAG('Z', 'y', 'G', 'o') }, - { CODEC_ID_H263, MKTAG('M', '2', '6', '3') }, - { CODEC_ID_H263P, MKTAG('H', '2', '6', '3') }, - { CODEC_ID_H263I, MKTAG('I', '2', '6', '3') }, /* intel h263 */ - { CODEC_ID_H261, MKTAG('H', '2', '6', '1') }, - { CODEC_ID_H263P, MKTAG('U', '2', '6', '3') }, - { CODEC_ID_H263P, MKTAG('v', 'i', 'v', '1') }, - { CODEC_ID_MPEG4, MKTAG('F', 'M', 'P', '4') }, - { CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, - { CODEC_ID_MPEG4, MKTAG('D', 'X', '5', '0') }, - { CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') }, - { CODEC_ID_MPEG4, MKTAG('M', 'P', '4', 'S') }, - { CODEC_ID_MPEG4, MKTAG('M', '4', 'S', '2') }, - { CODEC_ID_MPEG4, MKTAG( 4 , 0 , 0 , 0 ) }, /* some broken avi use this */ - { CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', '1') }, - { CODEC_ID_MPEG4, MKTAG('B', 'L', 'Z', '0') }, - { CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') }, - { CODEC_ID_MPEG4, MKTAG('U', 'M', 'P', '4') }, - { CODEC_ID_MPEG4, MKTAG('W', 'V', '1', 'F') }, - { CODEC_ID_MPEG4, MKTAG('S', 'E', 'D', 'G') }, - { CODEC_ID_MPEG4, MKTAG('R', 'M', 'P', '4') }, - { CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, - { CODEC_ID_MPEG4, MKTAG('W', 'A', 'W', 'V') }, /* WaWv MPEG-4 Video Codec */ - { CODEC_ID_MPEG4, MKTAG('F', 'F', 'D', 'S') }, - { CODEC_ID_MPEG4, MKTAG('F', 'V', 'F', 'W') }, - { CODEC_ID_MPEG4, MKTAG('D', 'C', 'O', 'D') }, - { CODEC_ID_MPEG4, MKTAG('M', 'V', 'X', 'M') }, - { CODEC_ID_MPEG4, MKTAG('P', 'M', '4', 'V') }, - { CODEC_ID_MPEG4, MKTAG('S', 'M', 'P', '4') }, - { CODEC_ID_MPEG4, MKTAG('D', 'X', 'G', 'M') }, - { CODEC_ID_MPEG4, MKTAG('V', 'I', 'D', 'M') }, - { CODEC_ID_MPEG4, MKTAG('M', '4', 'T', '3') }, - { CODEC_ID_MPEG4, MKTAG('G', 'E', 'O', 'X') }, - { CODEC_ID_MPEG4, MKTAG('H', 'D', 'X', '4') }, /* flipped video */ - { CODEC_ID_MPEG4, MKTAG('D', 'M', 'K', '2') }, - { CODEC_ID_MPEG4, MKTAG('D', 'I', 'G', 'I') }, - { CODEC_ID_MPEG4, MKTAG('I', 'N', 'M', 'C') }, - { CODEC_ID_MPEG4, MKTAG('E', 'P', 'H', 'V') }, /* Ephv MPEG-4 */ - { CODEC_ID_MPEG4, MKTAG('E', 'M', '4', 'A') }, - { CODEC_ID_MPEG4, MKTAG('M', '4', 'C', 'C') }, /* Divio MPEG-4 */ - { CODEC_ID_MPEG4, MKTAG('S', 'N', '4', '0') }, - { CODEC_ID_MPEG4, MKTAG('V', 'S', 'P', 'X') }, - { CODEC_ID_MPEG4, MKTAG('U', 'L', 'D', 'X') }, - { CODEC_ID_MPEG4, MKTAG('G', 'E', 'O', 'V') }, - { CODEC_ID_MPEG4, MKTAG('S', 'I', 'P', 'P') }, /* Samsung SHR-6040 */ - { CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'X') }, - { CODEC_ID_MPEG4, MKTAG('D', 'r', 'e', 'X') }, - { CODEC_ID_MSMPEG4V3, MKTAG('M', 'P', '4', '3') }, - { CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '3') }, - { CODEC_ID_MSMPEG4V3, MKTAG('M', 'P', 'G', '3') }, - { CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '5') }, - { CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '6') }, - { CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '4') }, - { CODEC_ID_MSMPEG4V3, MKTAG('D', 'V', 'X', '3') }, - { CODEC_ID_MSMPEG4V3, MKTAG('A', 'P', '4', '1') }, - { CODEC_ID_MSMPEG4V3, MKTAG('C', 'O', 'L', '1') }, - { CODEC_ID_MSMPEG4V3, MKTAG('C', 'O', 'L', '0') }, - { CODEC_ID_MSMPEG4V2, MKTAG('M', 'P', '4', '2') }, - { CODEC_ID_MSMPEG4V2, MKTAG('D', 'I', 'V', '2') }, - { CODEC_ID_MSMPEG4V1, MKTAG('M', 'P', 'G', '4') }, - { CODEC_ID_MSMPEG4V1, MKTAG('M', 'P', '4', '1') }, - { CODEC_ID_WMV1, MKTAG('W', 'M', 'V', '1') }, - { CODEC_ID_WMV2, MKTAG('W', 'M', 'V', '2') }, - { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 's', 'd') }, - { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'd') }, - { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') }, - { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 's', 'l') }, - { CODEC_ID_DVVIDEO, MKTAG('d', 'v', '2', '5') }, - { CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', '0') }, - { CODEC_ID_DVVIDEO, MKTAG('c', 'd', 'v', 'c') }, /* Canopus DV */ - { CODEC_ID_DVVIDEO, MKTAG('C', 'D', 'V', 'H') }, /* Canopus DV */ - { CODEC_ID_DVVIDEO, MKTAG('C', 'D', 'V', '5') }, /* Canopus DV */ - { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, - { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 's') }, - { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') }, - { CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'g', '1') }, - { CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'g', '2') }, - { CODEC_ID_MPEG2VIDEO, MKTAG('m', 'p', 'g', '2') }, - { CODEC_ID_MPEG2VIDEO, MKTAG('M', 'P', 'E', 'G') }, - { CODEC_ID_MPEG1VIDEO, MKTAG('P', 'I', 'M', '1') }, - { CODEC_ID_MPEG2VIDEO, MKTAG('P', 'I', 'M', '2') }, - { CODEC_ID_MPEG1VIDEO, MKTAG('V', 'C', 'R', '2') }, - { CODEC_ID_MPEG1VIDEO, MKTAG( 1 , 0 , 0 , 16) }, - { CODEC_ID_MPEG2VIDEO, MKTAG( 2 , 0 , 0 , 16) }, - { CODEC_ID_MPEG4, MKTAG( 4 , 0 , 0 , 16) }, - { CODEC_ID_MPEG2VIDEO, MKTAG('D', 'V', 'R', ' ') }, - { CODEC_ID_MPEG2VIDEO, MKTAG('M', 'M', 'E', 'S') }, - { CODEC_ID_MPEG2VIDEO, MKTAG('L', 'M', 'P', '2') }, /* Lead MPEG2 in avi */ - { CODEC_ID_MPEG2VIDEO, MKTAG('s', 'l', 'i', 'f') }, - { CODEC_ID_MPEG2VIDEO, MKTAG('E', 'M', '2', 'V') }, - { CODEC_ID_MPEG2VIDEO, MKTAG('M', '7', '0', '1') }, /* Matrox MPEG2 intra-only */ - { CODEC_ID_MPEG2VIDEO, MKTAG('m', 'p', 'g', 'v') }, - { CODEC_ID_MJPEG, MKTAG('M', 'J', 'P', 'G') }, - { CODEC_ID_MJPEG, MKTAG('L', 'J', 'P', 'G') }, - { CODEC_ID_MJPEG, MKTAG('d', 'm', 'b', '1') }, - { CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, - { CODEC_ID_LJPEG, MKTAG('L', 'J', 'P', 'G') }, - { CODEC_ID_MJPEG, MKTAG('J', 'P', 'G', 'L') }, /* Pegasus lossless JPEG */ - { CODEC_ID_JPEGLS, MKTAG('M', 'J', 'L', 'S') }, /* JPEG-LS custom FOURCC for avi - encoder */ - { CODEC_ID_JPEGLS, MKTAG('M', 'J', 'P', 'G') }, - { CODEC_ID_MJPEG, MKTAG('M', 'J', 'L', 'S') }, /* JPEG-LS custom FOURCC for avi - decoder */ - { CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, - { CODEC_ID_MJPEG, MKTAG('I', 'J', 'P', 'G') }, - { CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, - { CODEC_ID_MJPEG, MKTAG('A', 'C', 'D', 'V') }, - { CODEC_ID_MJPEG, MKTAG('Q', 'I', 'V', 'G') }, - { CODEC_ID_MJPEG, MKTAG('S', 'L', 'M', 'J') }, /* SL M-JPEG */ - { CODEC_ID_MJPEG, MKTAG('C', 'J', 'P', 'G') }, /* Creative Webcam JPEG */ - { CODEC_ID_MJPEG, MKTAG('I', 'J', 'L', 'V') }, /* Intel JPEG Library Video Codec */ - { CODEC_ID_MJPEG, MKTAG('M', 'V', 'J', 'P') }, /* Midvid JPEG Video Codec */ - { CODEC_ID_MJPEG, MKTAG('A', 'V', 'I', '1') }, - { CODEC_ID_MJPEG, MKTAG('A', 'V', 'I', '2') }, - { CODEC_ID_MJPEG, MKTAG('M', 'T', 'S', 'J') }, - { CODEC_ID_MJPEG, MKTAG('Z', 'J', 'P', 'G') }, /* Paradigm Matrix M-JPEG Codec */ - { CODEC_ID_MJPEG, MKTAG('M', 'M', 'J', 'P') }, - { CODEC_ID_HUFFYUV, MKTAG('H', 'F', 'Y', 'U') }, - { CODEC_ID_FFVHUFF, MKTAG('F', 'F', 'V', 'H') }, - { CODEC_ID_CYUV, MKTAG('C', 'Y', 'U', 'V') }, - { CODEC_ID_RAWVIDEO, MKTAG( 0 , 0 , 0 , 0 ) }, - { CODEC_ID_RAWVIDEO, MKTAG( 3 , 0 , 0 , 0 ) }, - { CODEC_ID_RAWVIDEO, MKTAG('I', '4', '2', '0') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', 'U', 'Y', '2') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '2', '2') }, - { CODEC_ID_RAWVIDEO, MKTAG('V', '4', '2', '2') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', 'U', 'N', 'V') }, - { CODEC_ID_RAWVIDEO, MKTAG('U', 'Y', 'N', 'V') }, - { CODEC_ID_RAWVIDEO, MKTAG('U', 'Y', 'N', 'Y') }, - { CODEC_ID_RAWVIDEO, MKTAG('u', 'y', 'v', '1') }, - { CODEC_ID_RAWVIDEO, MKTAG('2', 'V', 'u', '1') }, - { CODEC_ID_RAWVIDEO, MKTAG('2', 'v', 'u', 'y') }, - { CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', 's') }, - { CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', '2') }, - { CODEC_ID_RAWVIDEO, MKTAG('P', '4', '2', '2') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', '1', '2') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', '1', '6') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', '2', '4') }, - { CODEC_ID_RAWVIDEO, MKTAG('U', 'Y', 'V', 'Y') }, - { CODEC_ID_RAWVIDEO, MKTAG('V', 'Y', 'U', 'Y') }, - { CODEC_ID_RAWVIDEO, MKTAG('I', 'Y', 'U', 'V') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', '8', '0', '0') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', '8', ' ', ' ') }, - { CODEC_ID_RAWVIDEO, MKTAG('H', 'D', 'Y', 'C') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', 'U', '9') }, - { CODEC_ID_RAWVIDEO, MKTAG('V', 'D', 'T', 'Z') }, /* SoftLab-NSK VideoTizer */ - { CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '1', '1') }, - { CODEC_ID_RAWVIDEO, MKTAG('N', 'V', '1', '2') }, - { CODEC_ID_RAWVIDEO, MKTAG('N', 'V', '2', '1') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '1', 'B') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '2', 'B') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', 'U', 'V', '9') }, - { CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', 'U', '9') }, - { CODEC_ID_RAWVIDEO, MKTAG('a', 'u', 'v', '2') }, - { CODEC_ID_FRWU, MKTAG('F', 'R', 'W', 'U') }, - { CODEC_ID_R10K, MKTAG('R', '1', '0', 'k') }, - { CODEC_ID_R210, MKTAG('r', '2', '1', '0') }, - { CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, - { CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, - { CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '1') }, - { CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '2') }, - { CODEC_ID_INDEO4, MKTAG('I', 'V', '4', '1') }, - { CODEC_ID_INDEO5, MKTAG('I', 'V', '5', '0') }, - { CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') }, - { CODEC_ID_VP3, MKTAG('V', 'P', '3', '0') }, - { CODEC_ID_VP5, MKTAG('V', 'P', '5', '0') }, - { CODEC_ID_VP6, MKTAG('V', 'P', '6', '0') }, - { CODEC_ID_VP6, MKTAG('V', 'P', '6', '1') }, - { CODEC_ID_VP6, MKTAG('V', 'P', '6', '2') }, - { CODEC_ID_VP6F, MKTAG('V', 'P', '6', 'F') }, - { CODEC_ID_VP6F, MKTAG('F', 'L', 'V', '4') }, - { CODEC_ID_VP8, MKTAG('V', 'P', '8', '0') }, - { CODEC_ID_ASV1, MKTAG('A', 'S', 'V', '1') }, - { CODEC_ID_ASV2, MKTAG('A', 'S', 'V', '2') }, - { CODEC_ID_VCR1, MKTAG('V', 'C', 'R', '1') }, - { CODEC_ID_FFV1, MKTAG('F', 'F', 'V', '1') }, - { CODEC_ID_XAN_WC4, MKTAG('X', 'x', 'a', 'n') }, - { CODEC_ID_MIMIC, MKTAG('L', 'M', '2', '0') }, - { CODEC_ID_MSRLE, MKTAG('m', 'r', 'l', 'e') }, - { CODEC_ID_MSRLE, MKTAG( 1 , 0 , 0 , 0 ) }, - { CODEC_ID_MSRLE, MKTAG( 2 , 0 , 0 , 0 ) }, - { CODEC_ID_MSVIDEO1, MKTAG('M', 'S', 'V', 'C') }, - { CODEC_ID_MSVIDEO1, MKTAG('m', 's', 'v', 'c') }, - { CODEC_ID_MSVIDEO1, MKTAG('C', 'R', 'A', 'M') }, - { CODEC_ID_MSVIDEO1, MKTAG('c', 'r', 'a', 'm') }, - { CODEC_ID_MSVIDEO1, MKTAG('W', 'H', 'A', 'M') }, - { CODEC_ID_MSVIDEO1, MKTAG('w', 'h', 'a', 'm') }, - { CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, - { CODEC_ID_TRUEMOTION1, MKTAG('D', 'U', 'C', 'K') }, - { CODEC_ID_TRUEMOTION1, MKTAG('P', 'V', 'E', 'Z') }, - { CODEC_ID_MSZH, MKTAG('M', 'S', 'Z', 'H') }, - { CODEC_ID_ZLIB, MKTAG('Z', 'L', 'I', 'B') }, - { CODEC_ID_SNOW, MKTAG('S', 'N', 'O', 'W') }, - { CODEC_ID_4XM, MKTAG('4', 'X', 'M', 'V') }, - { CODEC_ID_FLV1, MKTAG('F', 'L', 'V', '1') }, - { CODEC_ID_FLASHSV, MKTAG('F', 'S', 'V', '1') }, - { CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, - { CODEC_ID_TSCC, MKTAG('t', 's', 'c', 'c') }, - { CODEC_ID_ULTI, MKTAG('U', 'L', 'T', 'I') }, - { CODEC_ID_VIXL, MKTAG('V', 'I', 'X', 'L') }, - { CODEC_ID_QPEG, MKTAG('Q', 'P', 'E', 'G') }, - { CODEC_ID_QPEG, MKTAG('Q', '1', '.', '0') }, - { CODEC_ID_QPEG, MKTAG('Q', '1', '.', '1') }, - { CODEC_ID_WMV3, MKTAG('W', 'M', 'V', '3') }, - { CODEC_ID_WMV3IMAGE, MKTAG('W', 'M', 'V', 'P') }, - { CODEC_ID_VC1, MKTAG('W', 'V', 'C', '1') }, - { CODEC_ID_VC1, MKTAG('W', 'M', 'V', 'A') }, - { CODEC_ID_VC1IMAGE, MKTAG('W', 'V', 'P', '2') }, - { CODEC_ID_LOCO, MKTAG('L', 'O', 'C', 'O') }, - { CODEC_ID_WNV1, MKTAG('W', 'N', 'V', '1') }, - { CODEC_ID_AASC, MKTAG('A', 'A', 'S', 'C') }, - { CODEC_ID_INDEO2, MKTAG('R', 'T', '2', '1') }, - { CODEC_ID_FRAPS, MKTAG('F', 'P', 'S', '1') }, - { CODEC_ID_THEORA, MKTAG('t', 'h', 'e', 'o') }, - { CODEC_ID_TRUEMOTION2, MKTAG('T', 'M', '2', '0') }, - { CODEC_ID_CSCD, MKTAG('C', 'S', 'C', 'D') }, - { CODEC_ID_ZMBV, MKTAG('Z', 'M', 'B', 'V') }, - { CODEC_ID_KMVC, MKTAG('K', 'M', 'V', 'C') }, - { CODEC_ID_CAVS, MKTAG('C', 'A', 'V', 'S') }, - { CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, - { CODEC_ID_JPEG2000, MKTAG('M', 'J', '2', 'C') }, - { CODEC_ID_JPEG2000, MKTAG('L', 'J', '2', 'C') }, - { CODEC_ID_JPEG2000, MKTAG('L', 'J', '2', 'K') }, - { CODEC_ID_VMNC, MKTAG('V', 'M', 'n', 'c') }, - { CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, - { CODEC_ID_PNG, MKTAG('M', 'P', 'N', 'G') }, - { CODEC_ID_PNG, MKTAG('P', 'N', 'G', '1') }, - { CODEC_ID_CLJR, MKTAG('C', 'L', 'J', 'R') }, - { CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') }, - { CODEC_ID_RPZA, MKTAG('a', 'z', 'p', 'r') }, - { CODEC_ID_RPZA, MKTAG('R', 'P', 'Z', 'A') }, - { CODEC_ID_RPZA, MKTAG('r', 'p', 'z', 'a') }, - { CODEC_ID_SP5X, MKTAG('S', 'P', '5', '4') }, - { CODEC_ID_AURA, MKTAG('A', 'U', 'R', 'A') }, - { CODEC_ID_AURA2, MKTAG('A', 'U', 'R', '2') }, - { CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, - { CODEC_ID_KGV1, MKTAG('K', 'G', 'V', '1') }, - { CODEC_ID_LAGARITH, MKTAG('L', 'A', 'G', 'S') }, - { CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'R', 'A') }, - { CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'R', 'G') }, - { CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'Y', '0') }, - { CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'Y', '2') }, - { CODEC_ID_VBLE, MKTAG('V', 'B', 'L', 'E') }, - { CODEC_ID_DXTORY, MKTAG('x', 't', 'o', 'r') }, - { CODEC_ID_NONE, 0 } + { AV_CODEC_ID_H264, MKTAG('H', '2', '6', '4') }, + { AV_CODEC_ID_H264, MKTAG('h', '2', '6', '4') }, + { AV_CODEC_ID_H264, MKTAG('X', '2', '6', '4') }, + { AV_CODEC_ID_H264, MKTAG('x', '2', '6', '4') }, + { AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') }, + { AV_CODEC_ID_H264, MKTAG('D', 'A', 'V', 'C') }, + { AV_CODEC_ID_H264, MKTAG('S', 'M', 'V', '2') }, + { AV_CODEC_ID_H264, MKTAG('V', 'S', 'S', 'H') }, + { AV_CODEC_ID_H264, MKTAG('Q', '2', '6', '4') }, /* QNAP surveillance system */ + { AV_CODEC_ID_H264, MKTAG('V', '2', '6', '4') }, /* CCTV recordings */ + { AV_CODEC_ID_H264, MKTAG('G', 'A', 'V', 'C') }, /* GeoVision camera */ + { AV_CODEC_ID_H264, MKTAG('U', 'M', 'S', 'V') }, + { AV_CODEC_ID_H263, MKTAG('H', '2', '6', '3') }, + { AV_CODEC_ID_H263, MKTAG('X', '2', '6', '3') }, + { AV_CODEC_ID_H263, MKTAG('T', '2', '6', '3') }, + { AV_CODEC_ID_H263, MKTAG('L', '2', '6', '3') }, + { AV_CODEC_ID_H263, MKTAG('V', 'X', '1', 'K') }, + { AV_CODEC_ID_H263, MKTAG('Z', 'y', 'G', 'o') }, + { AV_CODEC_ID_H263, MKTAG('M', '2', '6', '3') }, + { AV_CODEC_ID_H263, MKTAG('l', 's', 'v', 'm') }, + { AV_CODEC_ID_H263P, MKTAG('H', '2', '6', '3') }, + { AV_CODEC_ID_H263I, MKTAG('I', '2', '6', '3') }, /* Intel H.263 */ + { AV_CODEC_ID_H261, MKTAG('H', '2', '6', '1') }, + { AV_CODEC_ID_H263P, MKTAG('U', '2', '6', '3') }, + { AV_CODEC_ID_H263P, MKTAG('v', 'i', 'v', '1') }, + { AV_CODEC_ID_MPEG4, MKTAG('F', 'M', 'P', '4') }, + { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') }, + { AV_CODEC_ID_MPEG4, MKTAG('D', 'X', '5', '0') }, + { AV_CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D') }, + { AV_CODEC_ID_MPEG4, MKTAG('M', 'P', '4', 'S') }, + { AV_CODEC_ID_MPEG4, MKTAG('M', '4', 'S', '2') }, + /* some broken AVIs use this */ + { AV_CODEC_ID_MPEG4, MKTAG( 4 , 0 , 0 , 0 ) }, + /* some broken AVIs use this */ + { AV_CODEC_ID_MPEG4, MKTAG('Z', 'M', 'P', '4') }, + { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', '1') }, + { AV_CODEC_ID_MPEG4, MKTAG('B', 'L', 'Z', '0') }, + { AV_CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') }, + { AV_CODEC_ID_MPEG4, MKTAG('U', 'M', 'P', '4') }, + { AV_CODEC_ID_MPEG4, MKTAG('W', 'V', '1', 'F') }, + { AV_CODEC_ID_MPEG4, MKTAG('S', 'E', 'D', 'G') }, + { AV_CODEC_ID_MPEG4, MKTAG('R', 'M', 'P', '4') }, + { AV_CODEC_ID_MPEG4, MKTAG('3', 'I', 'V', '2') }, + /* WaWv MPEG-4 Video Codec */ + { AV_CODEC_ID_MPEG4, MKTAG('W', 'A', 'W', 'V') }, + { AV_CODEC_ID_MPEG4, MKTAG('F', 'F', 'D', 'S') }, + { AV_CODEC_ID_MPEG4, MKTAG('F', 'V', 'F', 'W') }, + { AV_CODEC_ID_MPEG4, MKTAG('D', 'C', 'O', 'D') }, + { AV_CODEC_ID_MPEG4, MKTAG('M', 'V', 'X', 'M') }, + { AV_CODEC_ID_MPEG4, MKTAG('P', 'M', '4', 'V') }, + { AV_CODEC_ID_MPEG4, MKTAG('S', 'M', 'P', '4') }, + { AV_CODEC_ID_MPEG4, MKTAG('D', 'X', 'G', 'M') }, + { AV_CODEC_ID_MPEG4, MKTAG('V', 'I', 'D', 'M') }, + { AV_CODEC_ID_MPEG4, MKTAG('M', '4', 'T', '3') }, + { AV_CODEC_ID_MPEG4, MKTAG('G', 'E', 'O', 'X') }, + /* flipped video */ + { AV_CODEC_ID_MPEG4, MKTAG('G', '2', '6', '4') }, + /* flipped video */ + { AV_CODEC_ID_MPEG4, MKTAG('H', 'D', 'X', '4') }, + { AV_CODEC_ID_MPEG4, MKTAG('D', 'M', '4', 'V') }, + { AV_CODEC_ID_MPEG4, MKTAG('D', 'M', 'K', '2') }, + { AV_CODEC_ID_MPEG4, MKTAG('D', 'Y', 'M', '4') }, + { AV_CODEC_ID_MPEG4, MKTAG('D', 'I', 'G', 'I') }, + { AV_CODEC_ID_MPEG4, MKTAG('I', 'N', 'M', 'C') }, + /* Ephv MPEG-4 */ + { AV_CODEC_ID_MPEG4, MKTAG('E', 'P', 'H', 'V') }, + { AV_CODEC_ID_MPEG4, MKTAG('E', 'M', '4', 'A') }, + /* Divio MPEG-4 */ + { AV_CODEC_ID_MPEG4, MKTAG('M', '4', 'C', 'C') }, + { AV_CODEC_ID_MPEG4, MKTAG('S', 'N', '4', '0') }, + { AV_CODEC_ID_MPEG4, MKTAG('V', 'S', 'P', 'X') }, + { AV_CODEC_ID_MPEG4, MKTAG('U', 'L', 'D', 'X') }, + { AV_CODEC_ID_MPEG4, MKTAG('G', 'E', 'O', 'V') }, + /* Samsung SHR-6040 */ + { AV_CODEC_ID_MPEG4, MKTAG('S', 'I', 'P', 'P') }, + { AV_CODEC_ID_MPEG4, MKTAG('S', 'M', '4', 'V') }, + { AV_CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'X') }, + { AV_CODEC_ID_MPEG4, MKTAG('D', 'r', 'e', 'X') }, + { AV_CODEC_ID_MPEG4, MKTAG('Q', 'M', 'P', '4') }, /* QNAP Systems */ + { AV_CODEC_ID_MPEG4, MKTAG('P', 'L', 'V', '1') }, /* Pelco DVR MPEG-4 */ + { AV_CODEC_ID_MSMPEG4V3, MKTAG('M', 'P', '4', '3') }, + { AV_CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '3') }, + { AV_CODEC_ID_MSMPEG4V3, MKTAG('M', 'P', 'G', '3') }, + { AV_CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '5') }, + { AV_CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '6') }, + { AV_CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '4') }, + { AV_CODEC_ID_MSMPEG4V3, MKTAG('D', 'V', 'X', '3') }, + { AV_CODEC_ID_MSMPEG4V3, MKTAG('A', 'P', '4', '1') }, + { AV_CODEC_ID_MSMPEG4V3, MKTAG('C', 'O', 'L', '1') }, + { AV_CODEC_ID_MSMPEG4V3, MKTAG('C', 'O', 'L', '0') }, + { AV_CODEC_ID_MSMPEG4V2, MKTAG('M', 'P', '4', '2') }, + { AV_CODEC_ID_MSMPEG4V2, MKTAG('D', 'I', 'V', '2') }, + { AV_CODEC_ID_MSMPEG4V1, MKTAG('M', 'P', 'G', '4') }, + { AV_CODEC_ID_MSMPEG4V1, MKTAG('M', 'P', '4', '1') }, + { AV_CODEC_ID_WMV1, MKTAG('W', 'M', 'V', '1') }, + { AV_CODEC_ID_WMV2, MKTAG('W', 'M', 'V', '2') }, + { AV_CODEC_ID_WMV2, MKTAG('G', 'X', 'V', 'E') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 's', 'd') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'd') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 's', 'l') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '2', '5') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', '0') }, + /* Canopus DV */ + { AV_CODEC_ID_DVVIDEO, MKTAG('c', 'd', 'v', 'c') }, + /* Canopus DV */ + { AV_CODEC_ID_DVVIDEO, MKTAG('C', 'D', 'V', 'H') }, + /* Canopus DV */ + { AV_CODEC_ID_DVVIDEO, MKTAG('C', 'D', 'V', '5') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 's') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', '1') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'i', 's') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('p', 'd', 'v', 'c') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('S', 'L', '2', '5') }, + { AV_CODEC_ID_DVVIDEO, MKTAG('S', 'L', 'D', 'V') }, + { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'g', '1') }, + { AV_CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'g', '2') }, + { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'p', 'g', '2') }, + { AV_CODEC_ID_MPEG2VIDEO, MKTAG('M', 'P', 'E', 'G') }, + { AV_CODEC_ID_MPEG1VIDEO, MKTAG('P', 'I', 'M', '1') }, + { AV_CODEC_ID_MPEG2VIDEO, MKTAG('P', 'I', 'M', '2') }, + { AV_CODEC_ID_MPEG1VIDEO, MKTAG('V', 'C', 'R', '2') }, + { AV_CODEC_ID_MPEG1VIDEO, MKTAG( 1 , 0 , 0 , 16) }, + { AV_CODEC_ID_MPEG2VIDEO, MKTAG( 2 , 0 , 0 , 16) }, + { AV_CODEC_ID_MPEG4, MKTAG( 4 , 0 , 0 , 16) }, + { AV_CODEC_ID_MPEG2VIDEO, MKTAG('D', 'V', 'R', ' ') }, + { AV_CODEC_ID_MPEG2VIDEO, MKTAG('M', 'M', 'E', 'S') }, + /* Lead MPEG-2 in AVI */ + { AV_CODEC_ID_MPEG2VIDEO, MKTAG('L', 'M', 'P', '2') }, + { AV_CODEC_ID_MPEG2VIDEO, MKTAG('s', 'l', 'i', 'f') }, + { AV_CODEC_ID_MPEG2VIDEO, MKTAG('E', 'M', '2', 'V') }, + /* Matrox MPEG-2 intra-only */ + { AV_CODEC_ID_MPEG2VIDEO, MKTAG('M', '7', '0', '1') }, + { AV_CODEC_ID_MPEG2VIDEO, MKTAG('m', 'p', 'g', 'v') }, + { AV_CODEC_ID_MPEG1VIDEO, MKTAG('B', 'W', '1', '0') }, + { AV_CODEC_ID_MPEG1VIDEO, MKTAG('X', 'M', 'P', 'G') }, /* Xing MPEG intra only */ + { AV_CODEC_ID_MJPEG, MKTAG('M', 'J', 'P', 'G') }, + { AV_CODEC_ID_MJPEG, MKTAG('L', 'J', 'P', 'G') }, + { AV_CODEC_ID_MJPEG, MKTAG('d', 'm', 'b', '1') }, + { AV_CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, + { AV_CODEC_ID_LJPEG, MKTAG('L', 'J', 'P', 'G') }, + /* Pegasus lossless JPEG */ + { AV_CODEC_ID_MJPEG, MKTAG('J', 'P', 'G', 'L') }, + /* JPEG-LS custom FOURCC for AVI - encoder */ + { AV_CODEC_ID_JPEGLS, MKTAG('M', 'J', 'L', 'S') }, + { AV_CODEC_ID_JPEGLS, MKTAG('M', 'J', 'P', 'G') }, + /* JPEG-LS custom FOURCC for AVI - decoder */ + { AV_CODEC_ID_MJPEG, MKTAG('M', 'J', 'L', 'S') }, + { AV_CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, + { AV_CODEC_ID_MJPEG, MKTAG('I', 'J', 'P', 'G') }, + { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, + { AV_CODEC_ID_MJPEG, MKTAG('A', 'C', 'D', 'V') }, + { AV_CODEC_ID_MJPEG, MKTAG('Q', 'I', 'V', 'G') }, + /* SL M-JPEG */ + { AV_CODEC_ID_MJPEG, MKTAG('S', 'L', 'M', 'J') }, + /* Creative Webcam JPEG */ + { AV_CODEC_ID_MJPEG, MKTAG('C', 'J', 'P', 'G') }, + /* Intel JPEG Library Video Codec */ + { AV_CODEC_ID_MJPEG, MKTAG('I', 'J', 'L', 'V') }, + /* Midvid JPEG Video Codec */ + { AV_CODEC_ID_MJPEG, MKTAG('M', 'V', 'J', 'P') }, + { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'I', '1') }, + { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'I', '2') }, + { AV_CODEC_ID_MJPEG, MKTAG('M', 'T', 'S', 'J') }, + /* Paradigm Matrix M-JPEG Codec */ + { AV_CODEC_ID_MJPEG, MKTAG('Z', 'J', 'P', 'G') }, + { AV_CODEC_ID_MJPEG, MKTAG('M', 'M', 'J', 'P') }, + { AV_CODEC_ID_HUFFYUV, MKTAG('H', 'F', 'Y', 'U') }, + { AV_CODEC_ID_FFVHUFF, MKTAG('F', 'F', 'V', 'H') }, + { AV_CODEC_ID_CYUV, MKTAG('C', 'Y', 'U', 'V') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG( 0 , 0 , 0 , 0 ) }, + { AV_CODEC_ID_RAWVIDEO, MKTAG( 3 , 0 , 0 , 0 ) }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('I', '4', '2', '0') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', 'U', 'Y', '2') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '2', '2') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('V', '4', '2', '2') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', 'U', 'N', 'V') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('U', 'Y', 'N', 'V') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('U', 'Y', 'N', 'Y') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('u', 'y', 'v', '1') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('2', 'V', 'u', '1') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('2', 'v', 'u', 'y') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', 's') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('y', 'u', 'v', '2') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('P', '4', '2', '2') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', '1', '2') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', '1', '6') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', '2', '4') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('U', 'Y', 'V', 'Y') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('V', 'Y', 'U', 'Y') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('I', 'Y', 'U', 'V') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '8', '0', '0') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '8', ' ', ' ') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('H', 'D', 'Y', 'C') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', 'U', '9') }, + /* SoftLab-NSK VideoTizer */ + { AV_CODEC_ID_RAWVIDEO, MKTAG('V', 'D', 'T', 'Z') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '1', '1') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('N', 'V', '1', '2') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('N', 'V', '2', '1') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '1', 'B') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '2', 'B') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', 'U', 'V', '9') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', 'U', '9') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('a', 'u', 'v', '2') }, + { AV_CODEC_ID_RAWVIDEO, MKTAG('Y', 'V', 'Y', 'U') }, + { AV_CODEC_ID_FRWU, MKTAG('F', 'R', 'W', 'U') }, + { AV_CODEC_ID_R10K, MKTAG('R', '1', '0', 'k') }, + { AV_CODEC_ID_R210, MKTAG('r', '2', '1', '0') }, + { AV_CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, + { AV_CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, + { AV_CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '1') }, + { AV_CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '2') }, + { AV_CODEC_ID_INDEO4, MKTAG('I', 'V', '4', '1') }, + { AV_CODEC_ID_INDEO5, MKTAG('I', 'V', '5', '0') }, + { AV_CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') }, + { AV_CODEC_ID_VP3, MKTAG('V', 'P', '3', '0') }, + { AV_CODEC_ID_VP5, MKTAG('V', 'P', '5', '0') }, + { AV_CODEC_ID_VP6, MKTAG('V', 'P', '6', '0') }, + { AV_CODEC_ID_VP6, MKTAG('V', 'P', '6', '1') }, + { AV_CODEC_ID_VP6, MKTAG('V', 'P', '6', '2') }, + { AV_CODEC_ID_VP6A, MKTAG('V', 'P', '6', 'A') }, + { AV_CODEC_ID_VP6F, MKTAG('V', 'P', '6', 'F') }, + { AV_CODEC_ID_VP6F, MKTAG('F', 'L', 'V', '4') }, + { AV_CODEC_ID_VP7, MKTAG('V', 'P', '7', '0') }, + { AV_CODEC_ID_VP7, MKTAG('V', 'P', '7', '1') }, + { AV_CODEC_ID_VP8, MKTAG('V', 'P', '8', '0') }, + { AV_CODEC_ID_VP9, MKTAG('V', 'P', '9', '0') }, + { AV_CODEC_ID_ASV1, MKTAG('A', 'S', 'V', '1') }, + { AV_CODEC_ID_ASV2, MKTAG('A', 'S', 'V', '2') }, + { AV_CODEC_ID_VCR1, MKTAG('V', 'C', 'R', '1') }, + { AV_CODEC_ID_FFV1, MKTAG('F', 'F', 'V', '1') }, + { AV_CODEC_ID_XAN_WC4, MKTAG('X', 'x', 'a', 'n') }, + { AV_CODEC_ID_MIMIC, MKTAG('L', 'M', '2', '0') }, + { AV_CODEC_ID_MSRLE, MKTAG('m', 'r', 'l', 'e') }, + { AV_CODEC_ID_MSRLE, MKTAG( 1 , 0 , 0 , 0 ) }, + { AV_CODEC_ID_MSRLE, MKTAG( 2 , 0 , 0 , 0 ) }, + { AV_CODEC_ID_MSVIDEO1, MKTAG('M', 'S', 'V', 'C') }, + { AV_CODEC_ID_MSVIDEO1, MKTAG('m', 's', 'v', 'c') }, + { AV_CODEC_ID_MSVIDEO1, MKTAG('C', 'R', 'A', 'M') }, + { AV_CODEC_ID_MSVIDEO1, MKTAG('c', 'r', 'a', 'm') }, + { AV_CODEC_ID_MSVIDEO1, MKTAG('W', 'H', 'A', 'M') }, + { AV_CODEC_ID_MSVIDEO1, MKTAG('w', 'h', 'a', 'm') }, + { AV_CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') }, + { AV_CODEC_ID_TRUEMOTION1, MKTAG('D', 'U', 'C', 'K') }, + { AV_CODEC_ID_TRUEMOTION1, MKTAG('P', 'V', 'E', 'Z') }, + { AV_CODEC_ID_MSZH, MKTAG('M', 'S', 'Z', 'H') }, + { AV_CODEC_ID_ZLIB, MKTAG('Z', 'L', 'I', 'B') }, + { AV_CODEC_ID_4XM, MKTAG('4', 'X', 'M', 'V') }, + { AV_CODEC_ID_FLV1, MKTAG('F', 'L', 'V', '1') }, + { AV_CODEC_ID_FLV1, MKTAG('S', '2', '6', '3') }, + { AV_CODEC_ID_FLASHSV, MKTAG('F', 'S', 'V', '1') }, + { AV_CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, + { AV_CODEC_ID_TSCC, MKTAG('t', 's', 'c', 'c') }, + { AV_CODEC_ID_ULTI, MKTAG('U', 'L', 'T', 'I') }, + { AV_CODEC_ID_VIXL, MKTAG('V', 'I', 'X', 'L') }, + { AV_CODEC_ID_QPEG, MKTAG('Q', 'P', 'E', 'G') }, + { AV_CODEC_ID_QPEG, MKTAG('Q', '1', '.', '0') }, + { AV_CODEC_ID_QPEG, MKTAG('Q', '1', '.', '1') }, + { AV_CODEC_ID_WMV3, MKTAG('W', 'M', 'V', '3') }, + { AV_CODEC_ID_WMV3IMAGE, MKTAG('W', 'M', 'V', 'P') }, + { AV_CODEC_ID_VC1, MKTAG('W', 'V', 'C', '1') }, + { AV_CODEC_ID_VC1, MKTAG('W', 'M', 'V', 'A') }, + { AV_CODEC_ID_VC1IMAGE, MKTAG('W', 'V', 'P', '2') }, + { AV_CODEC_ID_LOCO, MKTAG('L', 'O', 'C', 'O') }, + { AV_CODEC_ID_WNV1, MKTAG('W', 'N', 'V', '1') }, + { AV_CODEC_ID_WNV1, MKTAG('Y', 'U', 'V', '8') }, + { AV_CODEC_ID_AASC, MKTAG('A', 'A', 'S', '4') }, /* Autodesk 24 bit RLE compressor */ + { AV_CODEC_ID_AASC, MKTAG('A', 'A', 'S', 'C') }, + { AV_CODEC_ID_INDEO2, MKTAG('R', 'T', '2', '1') }, + { AV_CODEC_ID_FRAPS, MKTAG('F', 'P', 'S', '1') }, + { AV_CODEC_ID_THEORA, MKTAG('t', 'h', 'e', 'o') }, + { AV_CODEC_ID_TRUEMOTION2, MKTAG('T', 'M', '2', '0') }, + { AV_CODEC_ID_CSCD, MKTAG('C', 'S', 'C', 'D') }, + { AV_CODEC_ID_ZMBV, MKTAG('Z', 'M', 'B', 'V') }, + { AV_CODEC_ID_KMVC, MKTAG('K', 'M', 'V', 'C') }, + { AV_CODEC_ID_CAVS, MKTAG('C', 'A', 'V', 'S') }, + { AV_CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, + { AV_CODEC_ID_JPEG2000, MKTAG('M', 'J', '2', 'C') }, + { AV_CODEC_ID_JPEG2000, MKTAG('L', 'J', '2', 'C') }, + { AV_CODEC_ID_JPEG2000, MKTAG('L', 'J', '2', 'K') }, + { AV_CODEC_ID_JPEG2000, MKTAG('I', 'P', 'J', '2') }, + { AV_CODEC_ID_VMNC, MKTAG('V', 'M', 'n', 'c') }, + { AV_CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, + { AV_CODEC_ID_PNG, MKTAG('M', 'P', 'N', 'G') }, + { AV_CODEC_ID_PNG, MKTAG('P', 'N', 'G', '1') }, + { AV_CODEC_ID_CLJR, MKTAG('C', 'L', 'J', 'R') }, + { AV_CODEC_ID_DIRAC, MKTAG('d', 'r', 'a', 'c') }, + { AV_CODEC_ID_RPZA, MKTAG('a', 'z', 'p', 'r') }, + { AV_CODEC_ID_RPZA, MKTAG('R', 'P', 'Z', 'A') }, + { AV_CODEC_ID_RPZA, MKTAG('r', 'p', 'z', 'a') }, + { AV_CODEC_ID_SP5X, MKTAG('S', 'P', '5', '4') }, + { AV_CODEC_ID_AURA, MKTAG('A', 'U', 'R', 'A') }, + { AV_CODEC_ID_AURA2, MKTAG('A', 'U', 'R', '2') }, + { AV_CODEC_ID_DPX, MKTAG('d', 'p', 'x', ' ') }, + { AV_CODEC_ID_KGV1, MKTAG('K', 'G', 'V', '1') }, + { AV_CODEC_ID_LAGARITH, MKTAG('L', 'A', 'G', 'S') }, + { AV_CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'R', 'A') }, + { AV_CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'R', 'G') }, + { AV_CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'Y', '0') }, + { AV_CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'Y', '2') }, + { AV_CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'H', '0') }, + { AV_CODEC_ID_UTVIDEO, MKTAG('U', 'L', 'H', '2') }, + { AV_CODEC_ID_VBLE, MKTAG('V', 'B', 'L', 'E') }, + { AV_CODEC_ID_ESCAPE130, MKTAG('E', '1', '3', '0') }, + { AV_CODEC_ID_DXTORY, MKTAG('x', 't', 'o', 'r') }, + { AV_CODEC_ID_ZEROCODEC, MKTAG('Z', 'E', 'C', 'O') }, + { AV_CODEC_ID_FLIC, MKTAG('A', 'F', 'L', 'C') }, + { AV_CODEC_ID_MSS1, MKTAG('M', 'S', 'S', '1') }, + { AV_CODEC_ID_MSA1, MKTAG('M', 'S', 'A', '1') }, + { AV_CODEC_ID_TSCC2, MKTAG('T', 'S', 'C', '2') }, + { AV_CODEC_ID_MTS2, MKTAG('M', 'T', 'S', '2') }, + { AV_CODEC_ID_CLLC, MKTAG('C', 'L', 'L', 'C') }, + { AV_CODEC_ID_MSS2, MKTAG('M', 'S', 'S', '2') }, + { AV_CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') }, + { AV_CODEC_ID_G2M, MKTAG('G', '2', 'M', '2') }, + { AV_CODEC_ID_G2M, MKTAG('G', '2', 'M', '3') }, + { AV_CODEC_ID_G2M, MKTAG('G', '2', 'M', '4') }, + { AV_CODEC_ID_FIC, MKTAG('F', 'I', 'C', 'V') }, + { AV_CODEC_ID_PRORES, MKTAG('A', 'P', 'C', 'N') }, + { AV_CODEC_ID_NONE, 0 } }; const AVCodecTag ff_codec_wav_tags[] = { - { CODEC_ID_PCM_S16LE, 0x0001 }, - { CODEC_ID_PCM_U8, 0x0001 }, /* must come after s16le in this list */ - { CODEC_ID_PCM_S24LE, 0x0001 }, - { CODEC_ID_PCM_S32LE, 0x0001 }, - { CODEC_ID_ADPCM_MS, 0x0002 }, - { CODEC_ID_PCM_F32LE, 0x0003 }, - { CODEC_ID_PCM_F64LE, 0x0003 }, /* must come after f32le in this list */ - { CODEC_ID_PCM_ALAW, 0x0006 }, - { CODEC_ID_PCM_MULAW, 0x0007 }, - { CODEC_ID_WMAVOICE, 0x000A }, - { CODEC_ID_ADPCM_IMA_WAV, 0x0011 }, - { CODEC_ID_PCM_ZORK, 0x0011 }, /* must come after adpcm_ima_wav in this list */ - { CODEC_ID_ADPCM_YAMAHA, 0x0020 }, - { CODEC_ID_TRUESPEECH, 0x0022 }, - { CODEC_ID_GSM_MS, 0x0031 }, - { CODEC_ID_ADPCM_G726, 0x0045 }, - { CODEC_ID_MP2, 0x0050 }, - { CODEC_ID_MP3, 0x0055 }, - { CODEC_ID_AMR_NB, 0x0057 }, - { CODEC_ID_AMR_WB, 0x0058 }, - { CODEC_ID_ADPCM_IMA_DK4, 0x0061 }, /* rogue format number */ - { CODEC_ID_ADPCM_IMA_DK3, 0x0062 }, /* rogue format number */ - { CODEC_ID_ADPCM_IMA_WAV, 0x0069 }, - { CODEC_ID_VOXWARE, 0x0075 }, - { CODEC_ID_AAC, 0x00ff }, - { CODEC_ID_SIPR, 0x0130 }, - { CODEC_ID_WMAV1, 0x0160 }, - { CODEC_ID_WMAV2, 0x0161 }, - { CODEC_ID_WMAPRO, 0x0162 }, - { CODEC_ID_WMALOSSLESS, 0x0163 }, - { CODEC_ID_ADPCM_CT, 0x0200 }, - { CODEC_ID_ATRAC3, 0x0270 }, - { CODEC_ID_ADPCM_G722, 0x028F }, - { CODEC_ID_IMC, 0x0401 }, - { CODEC_ID_GSM_MS, 0x1500 }, - { CODEC_ID_TRUESPEECH, 0x1501 }, - { CODEC_ID_AAC, 0x1600 }, /* ADTS AAC */ - { CODEC_ID_AAC_LATM, 0x1602 }, - { CODEC_ID_AC3, 0x2000 }, - { CODEC_ID_DTS, 0x2001 }, - { CODEC_ID_SONIC, 0x2048 }, - { CODEC_ID_SONIC_LS, 0x2048 }, - { CODEC_ID_PCM_MULAW, 0x6c75 }, - { CODEC_ID_AAC, 0x706d }, - { CODEC_ID_AAC, 0x4143 }, - { CODEC_ID_SPEEX, 0xA109 }, - { CODEC_ID_FLAC, 0xF1AC }, - { CODEC_ID_ADPCM_SWF, ('S'<<8)+'F' }, - { CODEC_ID_VORBIS, ('V'<<8)+'o' }, //HACK/FIXME, does vorbis in WAV/AVI have an (in)official id? - - /* FIXME: All of the IDs below are not 16 bit and thus illegal. */ - // for NuppelVideo (nuv.c) - { CODEC_ID_PCM_S16LE, MKTAG('R', 'A', 'W', 'A') }, - { CODEC_ID_MP3, MKTAG('L', 'A', 'M', 'E') }, - { CODEC_ID_MP3, MKTAG('M', 'P', '3', ' ') }, - { CODEC_ID_NONE, 0 }, + { AV_CODEC_ID_PCM_S16LE, 0x0001 }, + /* must come after s16le in this list */ + { AV_CODEC_ID_PCM_U8, 0x0001 }, + { AV_CODEC_ID_PCM_S24LE, 0x0001 }, + { AV_CODEC_ID_PCM_S32LE, 0x0001 }, + { AV_CODEC_ID_ADPCM_MS, 0x0002 }, + { AV_CODEC_ID_PCM_F32LE, 0x0003 }, + /* must come after f32le in this list */ + { AV_CODEC_ID_PCM_F64LE, 0x0003 }, + { AV_CODEC_ID_PCM_ALAW, 0x0006 }, + { AV_CODEC_ID_PCM_MULAW, 0x0007 }, + { AV_CODEC_ID_WMAVOICE, 0x000A }, + { AV_CODEC_ID_ADPCM_IMA_WAV, 0x0011 }, + /* must come after adpcm_ima_wav in this list */ + { AV_CODEC_ID_PCM_ZORK, 0x0011 }, + { AV_CODEC_ID_ADPCM_YAMAHA, 0x0020 }, + { AV_CODEC_ID_TRUESPEECH, 0x0022 }, + { AV_CODEC_ID_GSM_MS, 0x0031 }, + { AV_CODEC_ID_GSM_MS, 0x0032 }, + { AV_CODEC_ID_AMR_NB, 0x0038 }, /* rogue format number */ + { AV_CODEC_ID_G723_1, 0x0042 }, + { AV_CODEC_ID_ADPCM_G726, 0x0045 }, + { AV_CODEC_ID_MP2, 0x0050 }, + { AV_CODEC_ID_MP3, 0x0055 }, + { AV_CODEC_ID_AMR_NB, 0x0057 }, + { AV_CODEC_ID_AMR_WB, 0x0058 }, + /* rogue format number */ + { AV_CODEC_ID_ADPCM_IMA_DK4, 0x0061 }, + /* rogue format number */ + { AV_CODEC_ID_ADPCM_IMA_DK3, 0x0062 }, + { AV_CODEC_ID_ADPCM_G726, 0x0064 }, + { AV_CODEC_ID_ADPCM_IMA_WAV, 0x0069 }, + { AV_CODEC_ID_METASOUND, 0x0075 }, + { AV_CODEC_ID_AAC, 0x00ff }, + { AV_CODEC_ID_SIPR, 0x0130 }, + { AV_CODEC_ID_WMAV1, 0x0160 }, + { AV_CODEC_ID_WMAV2, 0x0161 }, + { AV_CODEC_ID_WMAPRO, 0x0162 }, + { AV_CODEC_ID_WMALOSSLESS, 0x0163 }, + { AV_CODEC_ID_ADPCM_CT, 0x0200 }, + { AV_CODEC_ID_ATRAC3, 0x0270 }, + { AV_CODEC_ID_ADPCM_G722, 0x028F }, + { AV_CODEC_ID_IMC, 0x0401 }, + { AV_CODEC_ID_IAC, 0x0402 }, + { AV_CODEC_ID_ON2AVC, 0x0500 }, + { AV_CODEC_ID_ON2AVC, 0x0501 }, + { AV_CODEC_ID_GSM_MS, 0x1500 }, + { AV_CODEC_ID_TRUESPEECH, 0x1501 }, + /* ADTS AAC */ + { AV_CODEC_ID_AAC, 0x1600 }, + { AV_CODEC_ID_AAC_LATM, 0x1602 }, + { AV_CODEC_ID_AC3, 0x2000 }, + { AV_CODEC_ID_DTS, 0x2001 }, + { AV_CODEC_ID_PCM_MULAW, 0x6c75 }, + { AV_CODEC_ID_AAC, 0x706d }, + { AV_CODEC_ID_AAC, 0x4143 }, + { AV_CODEC_ID_XAN_DPCM, 0x594a }, + { AV_CODEC_ID_G723_1, 0xA100 }, /* Comverse Infosys Ltd. G723 1 */ + { AV_CODEC_ID_AAC, 0xA106 }, + { AV_CODEC_ID_SPEEX, 0xA109 }, + { AV_CODEC_ID_FLAC, 0xF1AC }, + { AV_CODEC_ID_ADPCM_SWF, ('S' << 8) + 'F' }, + /* HACK/FIXME: Does Vorbis in WAV/AVI have an (in)official ID? */ + { AV_CODEC_ID_VORBIS, ('V' << 8) + 'o' }, + { AV_CODEC_ID_NONE, 0 }, }; const AVMetadataConv ff_riff_info_conv[] = { - { "IART", "artist" }, - { "ICMT", "comment" }, - { "ICOP", "copyright" }, - { "ICRD", "date" }, - { "IGNR", "genre" }, - { "ILNG", "language" }, - { "INAM", "title" }, - { "IPRD", "album" }, - { "IPRT", "track" }, - { "ISFT", "encoder" }, - { "ITCH", "encoded_by"}, + { "IART", "artist" }, + { "ICMT", "comment" }, + { "ICOP", "copyright" }, + { "ICRD", "date" }, + { "IGNR", "genre" }, + { "ILNG", "language" }, + { "INAM", "title" }, + { "IPRD", "album" }, + { "IPRT", "track" }, + { "ITRK", "track" }, + { "ISFT", "encoder" }, + { "ISMP", "timecode" }, + { "ITCH", "encoded_by" }, { 0 }, }; -const char ff_riff_tags[][5] = { - "IARL", "IART", "ICMS", "ICMT", "ICOP", "ICRD", "ICRP", "IDIM", "IDPI", - "IENG", "IGNR", "IKEY", "ILGT", "ILNG", "IMED", "INAM", "IPLT", "IPRD", - "IPRT", "ISBJ", "ISFT", "ISHP", "ISRC", "ISRF", "ITCH", - {0} -}; - -#if CONFIG_MUXERS -int64_t ff_start_tag(AVIOContext *pb, const char *tag) -{ - ffio_wfourcc(pb, tag); - avio_wl32(pb, 0); - return avio_tell(pb); -} - -void ff_end_tag(AVIOContext *pb, int64_t start) -{ - int64_t pos; - - pos = avio_tell(pb); - avio_seek(pb, start - 4, SEEK_SET); - avio_wl32(pb, (uint32_t)(pos - start)); - avio_seek(pb, pos, SEEK_SET); -} - -/* WAVEFORMATEX header */ -/* returns the size or -1 on error */ -int ff_put_wav_header(AVIOContext *pb, AVCodecContext *enc) -{ - int bps, blkalign, bytespersec; - int hdrsize = 18; - int waveformatextensible; - uint8_t temp[256]; - uint8_t *riff_extradata= temp; - uint8_t *riff_extradata_start= temp; - - if(!enc->codec_tag || enc->codec_tag > 0xffff) - return -1; - waveformatextensible = (enc->channels > 2 && enc->channel_layout) - || enc->sample_rate > 48000 - || av_get_bits_per_sample(enc->codec_id) > 16; - - if (waveformatextensible) { - avio_wl16(pb, 0xfffe); - } else { - avio_wl16(pb, enc->codec_tag); - } - avio_wl16(pb, enc->channels); - avio_wl32(pb, enc->sample_rate); - if (enc->codec_id == CODEC_ID_MP2 || enc->codec_id == CODEC_ID_MP3 || enc->codec_id == CODEC_ID_GSM_MS) { - bps = 0; - } else { - if (!(bps = av_get_bits_per_sample(enc->codec_id))) { - if (enc->bits_per_coded_sample) - bps = enc->bits_per_coded_sample; - else - bps = 16; // default to 16 - } - } - if(bps != enc->bits_per_coded_sample && enc->bits_per_coded_sample){ - av_log(enc, AV_LOG_WARNING, "requested bits_per_coded_sample (%d) and actually stored (%d) differ\n", enc->bits_per_coded_sample, bps); - } - - if (enc->codec_id == CODEC_ID_MP2 || enc->codec_id == CODEC_ID_MP3) { - blkalign = enc->frame_size; //this is wrong, but it seems many demuxers do not work if this is set correctly - //blkalign = 144 * enc->bit_rate/enc->sample_rate; - } else if (enc->codec_id == CODEC_ID_AC3) { - blkalign = 3840; //maximum bytes per frame - } else if (enc->block_align != 0) { /* specified by the codec */ - blkalign = enc->block_align; - } else - blkalign = bps * enc->channels / av_gcd(8, bps); - if (enc->codec_id == CODEC_ID_PCM_U8 || - enc->codec_id == CODEC_ID_PCM_S24LE || - enc->codec_id == CODEC_ID_PCM_S32LE || - enc->codec_id == CODEC_ID_PCM_F32LE || - enc->codec_id == CODEC_ID_PCM_F64LE || - enc->codec_id == CODEC_ID_PCM_S16LE) { - bytespersec = enc->sample_rate * blkalign; - } else { - bytespersec = enc->bit_rate / 8; - } - avio_wl32(pb, bytespersec); /* bytes per second */ - avio_wl16(pb, blkalign); /* block align */ - avio_wl16(pb, bps); /* bits per sample */ - if (enc->codec_id == CODEC_ID_MP3) { - hdrsize += 12; - bytestream_put_le16(&riff_extradata, 1); /* wID */ - bytestream_put_le32(&riff_extradata, 2); /* fdwFlags */ - bytestream_put_le16(&riff_extradata, 1152); /* nBlockSize */ - bytestream_put_le16(&riff_extradata, 1); /* nFramesPerBlock */ - bytestream_put_le16(&riff_extradata, 1393); /* nCodecDelay */ - } else if (enc->codec_id == CODEC_ID_MP2) { - hdrsize += 22; - bytestream_put_le16(&riff_extradata, 2); /* fwHeadLayer */ - bytestream_put_le32(&riff_extradata, enc->bit_rate); /* dwHeadBitrate */ - bytestream_put_le16(&riff_extradata, enc->channels == 2 ? 1 : 8); /* fwHeadMode */ - bytestream_put_le16(&riff_extradata, 0); /* fwHeadModeExt */ - bytestream_put_le16(&riff_extradata, 1); /* wHeadEmphasis */ - bytestream_put_le16(&riff_extradata, 16); /* fwHeadFlags */ - bytestream_put_le32(&riff_extradata, 0); /* dwPTSLow */ - bytestream_put_le32(&riff_extradata, 0); /* dwPTSHigh */ - } else if (enc->codec_id == CODEC_ID_GSM_MS || enc->codec_id == CODEC_ID_ADPCM_IMA_WAV) { - hdrsize += 2; - bytestream_put_le16(&riff_extradata, enc->frame_size); /* wSamplesPerBlock */ - } else if(enc->extradata_size){ - riff_extradata_start= enc->extradata; - riff_extradata= enc->extradata + enc->extradata_size; - hdrsize += enc->extradata_size; - } - if(waveformatextensible) { /* write WAVEFORMATEXTENSIBLE extensions */ - hdrsize += 22; - avio_wl16(pb, riff_extradata - riff_extradata_start + 22); /* 22 is WAVEFORMATEXTENSIBLE size */ - avio_wl16(pb, enc->bits_per_coded_sample); /* ValidBitsPerSample || SamplesPerBlock || Reserved */ - avio_wl32(pb, enc->channel_layout); /* dwChannelMask */ - avio_wl32(pb, enc->codec_tag); /* GUID + next 3 */ - avio_wl32(pb, 0x00100000); - avio_wl32(pb, 0xAA000080); - avio_wl32(pb, 0x719B3800); - } else { - avio_wl16(pb, riff_extradata - riff_extradata_start); /* cbSize */ - } - avio_write(pb, riff_extradata_start, riff_extradata - riff_extradata_start); - if(hdrsize&1){ - hdrsize++; - avio_w8(pb, 0); - } - - return hdrsize; -} - -/* BITMAPINFOHEADER header */ -void ff_put_bmp_header(AVIOContext *pb, AVCodecContext *enc, const AVCodecTag *tags, int for_asf) -{ - avio_wl32(pb, 40 + enc->extradata_size); /* size */ - avio_wl32(pb, enc->width); - //We always store RGB TopDown - avio_wl32(pb, enc->codec_tag ? enc->height : -enc->height); - avio_wl16(pb, 1); /* planes */ - - avio_wl16(pb, enc->bits_per_coded_sample ? enc->bits_per_coded_sample : 24); /* depth */ - /* compression type */ - avio_wl32(pb, enc->codec_tag); - avio_wl32(pb, enc->width * enc->height * 3); - avio_wl32(pb, 0); - avio_wl32(pb, 0); - avio_wl32(pb, 0); - avio_wl32(pb, 0); - - avio_write(pb, enc->extradata, enc->extradata_size); - - if (!for_asf && enc->extradata_size & 1) - avio_w8(pb, 0); -} -#endif //CONFIG_MUXERS - -#if CONFIG_DEMUXERS -/* We could be given one of the three possible structures here: - * WAVEFORMAT, PCMWAVEFORMAT or WAVEFORMATEX. Each structure - * is an expansion of the previous one with the fields added - * at the bottom. PCMWAVEFORMAT adds 'WORD wBitsPerSample' and - * WAVEFORMATEX adds 'WORD cbSize' and basically makes itself - * an openended structure. - */ -int ff_get_wav_header(AVIOContext *pb, AVCodecContext *codec, int size) -{ - int id; - - id = avio_rl16(pb); - codec->codec_type = AVMEDIA_TYPE_AUDIO; - codec->codec_tag = id; - codec->channels = avio_rl16(pb); - codec->sample_rate = avio_rl32(pb); - codec->bit_rate = avio_rl32(pb) * 8; - codec->block_align = avio_rl16(pb); - if (size == 14) { /* We're dealing with plain vanilla WAVEFORMAT */ - codec->bits_per_coded_sample = 8; - }else - codec->bits_per_coded_sample = avio_rl16(pb); - if (size >= 18) { /* We're obviously dealing with WAVEFORMATEX */ - int cbSize = avio_rl16(pb); /* cbSize */ - size -= 18; - cbSize = FFMIN(size, cbSize); - if (cbSize >= 22 && id == 0xfffe) { /* WAVEFORMATEXTENSIBLE */ - codec->bits_per_coded_sample = avio_rl16(pb); - codec->channel_layout = avio_rl32(pb); /* dwChannelMask */ - id = avio_rl32(pb); /* 4 first bytes of GUID */ - avio_skip(pb, 12); /* skip end of GUID */ - cbSize -= 22; - size -= 22; - } - codec->extradata_size = cbSize; - if (cbSize > 0) { - av_free(codec->extradata); - codec->extradata = av_mallocz(codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE); - if (!codec->extradata) - return AVERROR(ENOMEM); - avio_read(pb, codec->extradata, codec->extradata_size); - size -= cbSize; - } - - /* It is possible for the chunk to contain garbage at the end */ - if (size > 0) - avio_skip(pb, size); - } - codec->codec_id = ff_wav_codec_get_id(id, codec->bits_per_coded_sample); - if (codec->codec_id == CODEC_ID_AAC_LATM) { - /* channels and sample_rate values are those prior to applying SBR and/or PS */ - codec->channels = 0; - codec->sample_rate = 0; - } - /* override bits_per_coded_sample for G.726 */ - if (codec->codec_id == CODEC_ID_ADPCM_G726) - codec->bits_per_coded_sample = codec->bit_rate / codec->sample_rate; - - return 0; -} - - -enum CodecID ff_wav_codec_get_id(unsigned int tag, int bps) -{ - enum CodecID id; - id = ff_codec_get_id(ff_codec_wav_tags, tag); - if (id <= 0) - return id; - /* handle specific u8 codec */ - if (id == CODEC_ID_PCM_S16LE && bps == 8) - id = CODEC_ID_PCM_U8; - if (id == CODEC_ID_PCM_S16LE && bps == 24) - id = CODEC_ID_PCM_S24LE; - if (id == CODEC_ID_PCM_S16LE && bps == 32) - id = CODEC_ID_PCM_S32LE; - if (id == CODEC_ID_PCM_F32LE && bps == 64) - id = CODEC_ID_PCM_F64LE; - if (id == CODEC_ID_ADPCM_IMA_WAV && bps == 8) - id = CODEC_ID_PCM_ZORK; - return id; -} - -int ff_get_bmp_header(AVIOContext *pb, AVStream *st) -{ - int tag1; - avio_rl32(pb); /* size */ - st->codec->width = avio_rl32(pb); - st->codec->height = (int32_t)avio_rl32(pb); - avio_rl16(pb); /* planes */ - st->codec->bits_per_coded_sample= avio_rl16(pb); /* depth */ - tag1 = avio_rl32(pb); - avio_rl32(pb); /* ImageSize */ - avio_rl32(pb); /* XPelsPerMeter */ - avio_rl32(pb); /* YPelsPerMeter */ - avio_rl32(pb); /* ClrUsed */ - avio_rl32(pb); /* ClrImportant */ - return tag1; -} -#endif // CONFIG_DEMUXERS - -void ff_parse_specific_params(AVCodecContext *stream, int *au_rate, int *au_ssize, int *au_scale) +const struct AVCodecTag *avformat_get_riff_video_tags(void) { - int gcd; - - *au_ssize= stream->block_align; - if(stream->frame_size && stream->sample_rate){ - *au_scale=stream->frame_size; - *au_rate= stream->sample_rate; - }else if(stream->codec_type == AVMEDIA_TYPE_VIDEO || - stream->codec_type == AVMEDIA_TYPE_DATA || - stream->codec_type == AVMEDIA_TYPE_SUBTITLE){ - *au_scale= stream->time_base.num; - *au_rate = stream->time_base.den; - }else{ - *au_scale= stream->block_align ? stream->block_align*8 : 8; - *au_rate = stream->bit_rate ? stream->bit_rate : 8*stream->sample_rate; - } - gcd= av_gcd(*au_scale, *au_rate); - *au_scale /= gcd; - *au_rate /= gcd; + return ff_codec_bmp_tags; } -int ff_read_riff_info(AVFormatContext *s, int64_t size) +const struct AVCodecTag *avformat_get_riff_audio_tags(void) { - int64_t start, end, cur; - AVIOContext *pb = s->pb; - - start = avio_tell(pb); - end = start + size; - - while ((cur = avio_tell(pb)) >= 0 && cur <= end - 8 /* = tag + size */) { - uint32_t chunk_code; - int64_t chunk_size; - char key[5] = {0}; - char *value; - - chunk_code = avio_rl32(pb); - chunk_size = avio_rl32(pb); - if (chunk_size > end || end - chunk_size < cur || chunk_size == UINT_MAX) { - av_log(s, AV_LOG_ERROR, "too big INFO subchunk\n"); - return AVERROR_INVALIDDATA; - } - - chunk_size += (chunk_size & 1); - - value = av_malloc(chunk_size + 1); - if (!value) { - av_log(s, AV_LOG_ERROR, "out of memory, unable to read INFO tag\n"); - return AVERROR(ENOMEM); - } - - AV_WL32(key, chunk_code); - - if (avio_read(pb, value, chunk_size) != chunk_size) { - av_freep(key); - av_freep(value); - av_log(s, AV_LOG_ERROR, "premature end of file while reading INFO tag\n"); - return AVERROR_INVALIDDATA; - } - - value[chunk_size] = 0; - - av_dict_set(&s->metadata, key, value, AV_DICT_DONT_STRDUP_VAL); - } - - return 0; + return ff_codec_wav_tags; }