Method EncodeFrame

codec/encoder/plus/src/welsEncoderExt.cpp:375–401

* SVC core encoding */

 *  SVC core encoding
 */
int CWelsH264SVCEncoder::EncodeFrame (const SSourcePicture* kpSrcPic, SFrameBSInfo* pBsInfo) {
  if (! (kpSrcPic && m_bInitialFlag && pBsInfo)) {
    WelsLog (&m_pWelsTrace->m_sLogCtx, WELS_LOG_ERROR, "CWelsH264SVCEncoder::EncodeFrame(), cmInitParaError.");
    return cmInitParaError;
  }
  if (kpSrcPic->iColorFormat != videoFormatI420) {
    WelsLog (&m_pWelsTrace->m_sLogCtx, WELS_LOG_ERROR, "CWelsH264SVCEncoder::EncodeFrame(), wrong iColorFormat %d",
             kpSrcPic->iColorFormat);
    return cmInitParaError;
  }

  const int32_t kiEncoderReturn = EncodeFrameInternal (kpSrcPic, pBsInfo);

  if (kiEncoderReturn != cmResultSuccess) {
    WelsLog (&m_pWelsTrace->m_sLogCtx, WELS_LOG_ERROR, "CWelsH264SVCEncoder::EncodeFrame(), kiEncoderReturn %d",
             kiEncoderReturn);
    return kiEncoderReturn;
  }

#ifdef REC_FRAME_COUNT
  ++ m_uiCountFrameNum;
  WelsLog (&m_pWelsTrace->m_sLogCtx, WELS_LOG_INFO,
           "CWelsH264SVCEncoder::EncodeFrame(), m_uiCountFrameNum= %d,", m_uiCountFrameNum);
#endif//REC_FRAME_COUNT

  return kiEncoderReturn;
}


int CWelsH264SVCEncoder ::EncodeFrameInternal (const SSourcePicture*  pSrcPic, SFrameBSInfo* pBsInfo) {