sdp: Include profile-level-id for H264

This is required for playback with the Stagefright RTSP framework
on Android.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2012-08-28 14:57:26 +03:00
parent 6d35470063
commit 06b5246c84

View File

@ -155,8 +155,10 @@ static char *extradata2psets(AVCodecContext *c)
char *psets, *p;
const uint8_t *r;
const char *pset_string = "; sprop-parameter-sets=";
const char *profile_string = "; profile-level-id=";
uint8_t *orig_extradata = NULL;
int orig_extradata_size = 0;
const uint8_t *sps = NULL, *sps_end;
if (c->extradata_size > MAX_EXTRADATA_SIZE) {
av_log(c, AV_LOG_ERROR, "Too much extradata!\n");
@ -210,6 +212,10 @@ static char *extradata2psets(AVCodecContext *c)
*p = ',';
p++;
}
if (!sps) {
sps = r;
sps_end = r1;
}
if (av_base64_encode(p, MAX_PSET_SIZE - (p - psets), r, r1 - r) == NULL) {
av_log(c, AV_LOG_ERROR, "Cannot Base64-encode %td %td!\n", MAX_PSET_SIZE - (p - psets), r1 - r);
av_free(psets);
@ -219,6 +225,12 @@ static char *extradata2psets(AVCodecContext *c)
p += strlen(p);
r = r1;
}
if (sps && sps_end - sps >= 4) {
memcpy(p, profile_string, strlen(profile_string));
p += strlen(p);
ff_data_to_hex(p, sps + 1, 3, 0);
p[6] = '\0';
}
if (orig_extradata) {
av_free(c->extradata);
c->extradata = orig_extradata;