move common stuff from avienc.c and wav.c to new file riff.c

Originally committed as revision 5720 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 1 insertions, 249 deletions

diff --git a/libavformat/avienc.c b/libavformat/avienc.c
index 1447e80063..98ce333cd9 100644
--- a/libavformat/avienc.c
+++ b/libavformat/avienc.c
@@ -18,6 +18,7 @@
  */
 #include "avformat.h"
 #include "avi.h"
+#include "riff.h"
 
 /*
  * TODO:
@@ -55,255 +56,6 @@ static inline AVIIentry* avi_get_ientry(AVIIndex* idx, int ent_id)
     return &idx->cluster[cl][id];
 }
 
-offset_t start_tag(ByteIOContext *pb, const char *tag)
-{
-    put_tag(pb, tag);
-    put_le32(pb, 0);
-    return url_ftell(pb);
-}
-
-void end_tag(ByteIOContext *pb, offset_t start)
-{
-    offset_t pos;
-
-    pos = url_ftell(pb);
-    url_fseek(pb, start - 4, SEEK_SET);
-    put_le32(pb, (uint32_t)(pos - start));
-    url_fseek(pb, pos, SEEK_SET);
-}
-#endif //CONFIG_AVI_MUXER
-
-/* Note: when encoding, the first matching tag is used, so order is
-   important if multiple tags possible for a given codec. */
-const CodecTag 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('V', 'S', 'S', 'H') },
-
-    { CODEC_ID_H263, MKTAG('H', '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') },
-
-    /* added based on MPlayer */
-    { 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'), .invalid_asf = 1 },
-    { CODEC_ID_MPEG4, MKTAG('D', 'X', '5', '0'), .invalid_asf = 1 },
-    { CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D'), .invalid_asf = 1 },
-    { CODEC_ID_MPEG4, MKTAG('M', 'P', '4', 'S') },
-    { CODEC_ID_MPEG4, MKTAG('M', '4', 'S', '2') },
-    { CODEC_ID_MPEG4, MKTAG(0x04, 0, 0, 0) }, /* some broken avi use this */
-
-    /* added based on MPlayer */
-    { 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_MSMPEG4V3, MKTAG('D', 'I', 'V', '3'), .invalid_asf = 1 }, /* default signature when using MSMPEG4 */
-    { CODEC_ID_MSMPEG4V3, MKTAG('M', 'P', '4', '3') },
-
-    /* added based on MPlayer */
-    { 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('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') },
-
-    /* added based on MPlayer */
-    { CODEC_ID_MSMPEG4V2, MKTAG('D', 'I', 'V', '2') },
-
-    { CODEC_ID_MSMPEG4V1, MKTAG('M', 'P', 'G', '4') },
-
-    { CODEC_ID_WMV1, MKTAG('W', 'M', 'V', '1') },
-
-    /* added based on MPlayer */
-    { 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', 's', 'l') },
-    { CODEC_ID_DVVIDEO, MKTAG('d', 'v', '2', '5') },
-    { 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_MPEG1VIDEO, MKTAG('V', 'C', 'R', '2') },
-    { CODEC_ID_MPEG1VIDEO, 0x10000001 },
-    { CODEC_ID_MPEG2VIDEO, 0x10000002 },
-    { CODEC_ID_MPEG2VIDEO, MKTAG('D', 'V', 'R', ' ') },
-    { CODEC_ID_MJPEG, MKTAG('M', 'J', 'P', 'G') },
-    { CODEC_ID_MJPEG, MKTAG('L', 'J', 'P', 'G') },
-    { CODEC_ID_LJPEG, MKTAG('L', 'J', 'P', 'G') },
-    { CODEC_ID_MJPEG, MKTAG('J', 'P', 'G', 'L') }, /* Pegasus lossless JPEG */
-    { CODEC_ID_MJPEG, MKTAG('M', 'J', 'L', 'S') }, /* JPEG-LS custom FOURCC for avi - decoder */
-    { CODEC_ID_JPEGLS, MKTAG('M', 'J', 'L', 'S') }, /* JPEG-LS custom FOURCC for avi - encoder */
-    { 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('I', '4', '2', '0') },
-    { CODEC_ID_RAWVIDEO, MKTAG('Y', 'U', 'Y', '2') },
-    { CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '2', '2') },
-    { CODEC_ID_RAWVIDEO, MKTAG('U', 'Y', 'V', 'Y') },
-    { CODEC_ID_RAWVIDEO, MKTAG('I', 'Y', 'U', 'V') },
-    { CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '1') },
-    { CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '2') },
-    { CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') },
-    { CODEC_ID_VP3, MKTAG('V', 'P', '3', '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_MSRLE, MKTAG('m', 'r', 'l', 'e') },
-    { CODEC_ID_MSRLE, MKTAG(0x1, 0x0, 0x0, 0x0) },
-    { 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_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_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_RAWVIDEO, 0 },
-    { CODEC_ID_NONE, 0 },
-};
-
-unsigned int codec_get_tag(const CodecTag *tags, int id)
-{
-    while (tags->id != CODEC_ID_NONE) {
-        if (tags->id == id)
-            return tags->tag;
-        tags++;
-    }
-    return 0;
-}
-
-static unsigned int codec_get_asf_tag(const CodecTag *tags, unsigned int id)
-{
-    while (tags->id != CODEC_ID_NONE) {
-        if (!tags->invalid_asf && tags->id == id)
-            return tags->tag;
-        tags++;
-    }
-    return 0;
-}
-
-enum CodecID codec_get_id(const CodecTag *tags, unsigned int tag)
-{
-    while (tags->id != CODEC_ID_NONE) {
-        if(   toupper((tag >> 0)&0xFF) == toupper((tags->tag >> 0)&0xFF)
-           && toupper((tag >> 8)&0xFF) == toupper((tags->tag >> 8)&0xFF)
-           && toupper((tag >>16)&0xFF) == toupper((tags->tag >>16)&0xFF)
-           && toupper((tag >>24)&0xFF) == toupper((tags->tag >>24)&0xFF))
-            return tags->id;
-        tags++;
-    }
-    return CODEC_ID_NONE;
-}
-
-unsigned int codec_get_bmp_tag(int id)
-{
-    return codec_get_tag(codec_bmp_tags, id);
-}
-
-unsigned int codec_get_wav_tag(int id)
-{
-    return codec_get_tag(codec_wav_tags, id);
-}
-
-enum CodecID codec_get_bmp_id(unsigned int tag)
-{
-    return codec_get_id(codec_bmp_tags, tag);
-}
-
-enum CodecID codec_get_wav_id(unsigned int tag)
-{
-    return codec_get_id(codec_wav_tags, tag);
-}
-
-#ifdef CONFIG_AVI_MUXER
-/* BITMAPINFOHEADER header */
-void put_bmp_header(ByteIOContext *pb, AVCodecContext *enc, const CodecTag *tags, int for_asf)
-{
-    put_le32(pb, 40 + enc->extradata_size); /* size */
-    put_le32(pb, enc->width);
-    put_le32(pb, enc->height);
-    put_le16(pb, 1); /* planes */
-
-    put_le16(pb, enc->bits_per_sample ? enc->bits_per_sample : 24); /* depth */
-    /* compression type */
-    put_le32(pb, for_asf ? (enc->codec_tag ? enc->codec_tag : codec_get_asf_tag(tags, enc->codec_id)) : enc->codec_tag); //
-    put_le32(pb, enc->width * enc->height * 3);
-    put_le32(pb, 0);
-    put_le32(pb, 0);
-    put_le32(pb, 0);
-    put_le32(pb, 0);
-
-    put_buffer(pb, enc->extradata, enc->extradata_size);
-
-    if (enc->extradata_size & 1)
-        put_byte(pb, 0);
-}
-
-void ff_parse_specific_params(AVCodecContext *stream, int *au_rate, int *au_ssize, int *au_scale)
-{
-    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 == CODEC_TYPE_VIDEO){
-        *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;
-    }
-    gcd= ff_gcd(*au_scale, *au_rate);
-    *au_scale /= gcd;
-    *au_rate /= gcd;
-}
-
 static offset_t avi_start_new_riff(AVIContext *avi, ByteIOContext *pb,
                                    const char* riff_tag, const char* list_tag)
 {