int h264_init(Track *track)
{
char *sprop = NULL;
if(track->extradata[0] == 1) {
if (track->extradata_len < 7) goto err_alloc;
track->h264.nal_length_size = (track->extradata[4]&0x03)+1;
track->h264.is_avc = 1;
sprop = encode_avc1_header(track->extradata,
track->extradata_len, FU_A);
if (sprop == NULL) goto err_alloc;
} else {
sprop = encode_header(track->extradata,
track->extradata_len, FU_A);
if (sprop == NULL) goto err_alloc;
}
sdp_descr_append_rtpmap(track);
g_string_append_printf(track->sdp_description,
"a=fmtp:%u %s\r\n",
/* fmtp */
track->payload_type,
sprop);
g_free(sprop);
return 0;
err_alloc:
return -1;
}
static int h264_init(Track *track)
{
h264_priv *priv;
char *sprop = NULL;
int err = ERR_ALLOC;
if (track->properties.extradata_len == 0) {
fnc_log(FNC_LOG_WARN, "[h264] No Extradata, unsupported\n");
return ERR_UNSUPPORTED_PT;
}
priv = g_slice_new(h264_priv);
if(track->properties.extradata[0] == 1) {
if (track->properties.extradata_len < 7) goto err_alloc;
priv->nal_length_size = (track->properties.extradata[4]&0x03)+1;
priv->is_avc = 1;
sprop = encode_avc1_header(track->properties.extradata,
track->properties.extradata_len, FU_A);
if (sprop == NULL) goto err_alloc;
} else {
sprop = encode_header(track->properties.extradata,
track->properties.extradata_len, FU_A);
if (sprop == NULL) goto err_alloc;
}
track_add_sdp_field(track, fmtp, sprop);
track_add_sdp_field(track, rtpmap,
g_strdup_printf ("H264/%d",track->properties.clock_rate));
track->private_data = priv;
return ERR_NOERROR;
err_alloc:
g_slice_free(h264_priv, priv);
return err;
}
