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| author | Thomas Volkert <thomas@homer-conferencing.com> | 2014-10-04 00:17:01 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-10-04 00:53:13 +0200 |
| commit | 1c4c78ee4073b2387681d916a167b758369b9216 (patch) | |
| tree | 15d58f86a09e5d3ab1addca729cd0e22f6558546 /libavformat/sdp.c | |
| parent | 075a165d2715837d125a9cc714fb430ccf6c9d6b (diff) | |
| download | ffmpeg-1c4c78ee4073b2387681d916a167b758369b9216.tar.gz | |
sdp: add support for H.261
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat/sdp.c')
| -rw-r--r-- | libavformat/sdp.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/libavformat/sdp.c b/libavformat/sdp.c index d7429523e8..f386fcbafe 100644 --- a/libavformat/sdp.c +++ b/libavformat/sdp.c @@ -414,6 +414,19 @@ static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c, payload_type, mode, config ? config : ""); break; } + case AV_CODEC_ID_H261: + { + const char *pic_fmt = NULL; + /* only QCIF and CIF are specified as supported in RFC 4587 */ + if (c->width == 176 && c->height == 144) + pic_fmt = "QCIF=1"; + if (c->width == 352 && c->height == 288) + pic_fmt = "CIF=1"; + av_strlcatf(buff, size, "a=rtpmap:%d H261/90000\r\n", payload_type); + if (pic_fmt) + av_strlcatf(buff, size, "a=fmtp:%d %s\r\n", payload_type, pic_fmt); + break; + } case AV_CODEC_ID_H263: case AV_CODEC_ID_H263P: /* a=framesize is required by 3GPP TS 26.234 (PSS). It |