static int flvsrv_init_vid_h264(CODEC_VID_CTXT_T *pCtxtV, const SPSPPS_RAW_T *pSpspps) {
CODEC_VID_CTXT_H264_T *pCtxtVH264 = &pCtxtV->codecCtxt.h264;
H264_DECODER_CTXT_T h264Ctxt;
BIT_STREAM_T h264bs;
int rc;
H264_INIT_BITPARSER(h264bs, pSpspps->sps, pSpspps->sps_len);
memset(pCtxtVH264, 0, sizeof(CODEC_VID_CTXT_H264_T));
memset(&h264Ctxt, 0, sizeof(h264Ctxt));
if(h264_decode_NALHdr(&h264Ctxt, &h264bs, 0) <= H264_RESULT_ERR) {
LOG(X_ERROR("Failed to parse rtmp video start h.264 SPS length: %d"),
pSpspps->sps_len);
return -1;
}
if((rc = avcc_create(pCtxtVH264->avccRaw, sizeof(pCtxtVH264->avccRaw), pSpspps, 4)) < 0) {
LOG(X_ERROR("Failed to create video avcc start headers (sps:%d pps:%d)"),
pSpspps->sps_len, pSpspps->pps_len);
return -1;
}
pCtxtVH264->avccRawLen = rc;
pCtxtV->ctxt.pstartHdrs = pCtxtVH264->avccRaw;
pCtxtV->ctxt.startHdrsLen = pCtxtVH264->avccRawLen;
h264_getCroppedDimensions(&h264Ctxt.sps[h264Ctxt.sps_idx],
&pCtxtV->ctxt.width, &pCtxtV->ctxt.height, NULL, NULL);
h264_getVUITiming(&h264Ctxt.sps[h264Ctxt.sps_idx], &pCtxtV->ctxt.clockHz,
&pCtxtV->ctxt.frameDeltaHz);
pCtxtVH264->profile = h264Ctxt.sps[h264Ctxt.sps_idx].profile_id;
pCtxtVH264->level = h264Ctxt.sps[h264Ctxt.sps_idx].level_id;
//
// The avcc config is needed for dash mpd creation
//
if((rc = avcc_initCfg(pCtxtVH264->avccRaw, pCtxtVH264->avccRawLen, &pCtxtVH264->avcc)) < 0 ||
!pCtxtVH264->avcc.psps || !pCtxtVH264->avcc.ppps) {
}
return rc;
}
int h264_getVUITimingFromSps(AVC_DECODER_CFG_BLOB_T *pSpsBlob,
unsigned int *pClockHz, unsigned int *pFrameDeltaHz) {
int rc = -1;
H264_RESULT_T res;
H264_DECODER_CTXT_T ctxt;
BIT_STREAM_T bs;
if(!pSpsBlob) {
return -1;
}
memset(&ctxt, 0, sizeof(ctxt));
memset(&bs, 0, sizeof(bs));
bs.buf = pSpsBlob->data;
bs.sz = pSpsBlob->len;
if((res = h264_decode_NALHdr(&ctxt, &bs, 0)) >= H264_RESULT_DECODED &&
(rc = h264_getVUITiming(&ctxt.sps[ctxt.sps_idx], pClockHz, pFrameDeltaHz)) == 0) {
}
return rc;
}
