-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_ENCODERS
-
-/* 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_H263, MKTAG('H', '2', '6', '3') },
- { CODEC_ID_H263P, MKTAG('H', '2', '6', '3') },
- { CODEC_ID_H263I, MKTAG('I', '2', '6', '3') }, /* intel h263 */
-
- /* added based on MPlayer */
- { CODEC_ID_H263P, MKTAG('U', '2', '6', '3') },
- { CODEC_ID_H263P, MKTAG('v', 'i', 'v', '1') },
-
- { 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_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_MPEG1VIDEO, MKTAG('P', 'I', 'M', '1') },
- { CODEC_ID_MPEG1VIDEO, MKTAG('V', 'C', 'R', '2') },
- { CODEC_ID_MPEG1VIDEO, 0x10000001 },
- { CODEC_ID_MPEG2VIDEO, 0x10000002 },
- { 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_HUFFYUV, MKTAG('H', 'F', 'Y', 'U') },
- { CODEC_ID_CYUV, MKTAG('C', 'Y', 'U', 'V') },
- { CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '2', '2') },
- { CODEC_ID_RAWVIDEO, MKTAG('I', '4', '2', '0') },
- { 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_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_4XM, MKTAG('4', 'X', 'M', 'V') },
- { CODEC_ID_FLV1, MKTAG('F', 'L', 'V', '1') },
- { CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') },
- { 0, 0 },
-};
-
-unsigned int codec_get_tag(const CodecTag *tags, int id)
-{
- while (tags->id != 0) {
- if (tags->id == id)
- return tags->tag;
- tags++;
- }
- return 0;
-}
-
-static unsigned int codec_get_asf_tag(const CodecTag *tags, int id)
-{
- while (tags->id != 0) {
- 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 != 0) {
- 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_ENCODERS
-/* 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 ? 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);
-}
-
-static void parse_specific_params(AVCodecContext *stream, int *au_byterate, int *au_ssize, int *au_scale)
-{
- switch(stream->codec_id) {
- case CODEC_ID_PCM_S16LE:
- *au_scale = *au_ssize = 2*stream->channels;
- *au_byterate = *au_ssize * stream->sample_rate;
- break;
- case CODEC_ID_PCM_U8:
- case CODEC_ID_PCM_ALAW:
- case CODEC_ID_PCM_MULAW:
- *au_scale = *au_ssize = stream->channels;
- *au_byterate = *au_ssize * stream->sample_rate;
- break;
- case CODEC_ID_MP2:
- *au_ssize = 1;
- *au_scale = 1;
- *au_byterate = stream->bit_rate / 8;
- case CODEC_ID_MP3:
- *au_ssize = 1;
- *au_scale = 1;
- *au_byterate = stream->bit_rate / 8;
- default:
- *au_ssize = 1;
- *au_scale = 1;
- *au_byterate = stream->bit_rate / 8;
- break;
- }
-}
-
-static offset_t avi_start_new_riff(AVIContext *avi, ByteIOContext *pb,