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sdp: output speex optional vbr parameter

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Optional sdp speex payload parameter is outputed only when
data is encoded. It's not printed in case of stream copy.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Dmitry Samonenko 2012-10-13 19:03:33 +04:00 committed by Michael Niedermayer
parent c45b829d52
commit 083c7bf701
1 changed files with 14 additions and 0 deletions
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14
libavformat/sdp.c
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@ -575,6 +575,20 @@ static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c,
case AV_CODEC_ID_SPEEX:
av_strlcatf(buff, size, "a=rtpmap:%d speex/%d\r\n",
payload_type, c->sample_rate);
if (c->codec) {
const char *mode;
uint64_t vad_option;
if (c->flags & CODEC_FLAG_QSCALE)
mode = "on";
else if (!av_opt_get_int(c, "vad", AV_OPT_FLAG_ENCODING_PARAM, &vad_option) && vad_option)
mode = "vad";
else
mode = "off";
av_strlcatf(buff, size, "a=fmtp:%d vbr=%s\r\n",
payload_type, mode);
}
break;
case AV_CODEC_ID_OPUS:
av_strlcatf(buff, size, "a=rtpmap:%d opus/48000\r\n",