static int32_t CreatePicBuff (PWelsDecoderContext pCtx, PPicBuff* ppPicBuf, const int32_t kiSize,
const int32_t kiPicWidth, const int32_t kiPicHeight) {
PPicBuff pPicBuf = NULL;
int32_t iPicIdx = 0;
if (kiSize <= 0 || kiPicWidth <= 0 || kiPicHeight <= 0) {
return 1;
}
pPicBuf = (PPicBuff)WelsMalloc (sizeof (SPicBuff), "PPicBuff");
if (NULL == pPicBuf) {
return 1;
}
pPicBuf->ppPic = (PPicture*)WelsMalloc (kiSize * sizeof (PPicture), "PPicture*");
if (NULL == pPicBuf->ppPic) {
return 1;
}
for (iPicIdx = 0; iPicIdx < kiSize; ++ iPicIdx) {
PPicture pPic = AllocPicture (pCtx, kiPicWidth, kiPicHeight);
if (NULL == pPic) {
return 1;
}
pPicBuf->ppPic[iPicIdx] = pPic;
}
// initialize context in queue
pPicBuf->iCapacity = kiSize;
pPicBuf->iCurrentIdx = 0;
*ppPicBuf = pPicBuf;
return 0;
}
// the return value of this function is not suitable, it need report failure info to upper layer.
void CWelsDecoder::InitDecoder (void) {
IWelsTrace::WelsVTrace (m_pTrace, IWelsTrace::WELS_LOG_INFO, "CWelsDecoder::init_decoder()..");
m_pDecContext = (PWelsDecoderContext)WelsMalloc (sizeof (SWelsDecoderContext), "m_pDecContext");
WelsInitDecoder (m_pDecContext, m_pTrace, IWelsTrace::WelsTrace);
IWelsTrace::WelsVTrace (m_pTrace, IWelsTrace::WELS_LOG_INFO, "CWelsDecoder::init_decoder().. left");
}
void* CMemoryAlign::WelsMallocz (const uint32_t kuiSize, const str_t* kpTag) {
void* pPointer = WelsMalloc (kuiSize, kpTag);
if (NULL == pPointer) {
return NULL;
}
// zero memory
memset (pPointer, 0, kuiSize);
return pPointer;
}
// the return value of this function is not suitable, it need report failure info to upper layer.
void CWelsDecoder::InitDecoder (void) {
WelsLog (&m_pWelsTrace->m_sLogCtx, WELS_LOG_INFO, "CWelsDecoder::init_decoder()..");
m_pDecContext = (PWelsDecoderContext)WelsMalloc (sizeof (SWelsDecoderContext), "m_pDecContext");
WelsInitDecoder (m_pDecContext, &m_pWelsTrace->m_sLogCtx);
WelsLog (&m_pWelsTrace->m_sLogCtx, WELS_LOG_INFO, "CWelsDecoder::init_decoder().. left");
}
void* InternalReallocate (void* pPointer, const uint32_t kuiSize, char* pTag) {
uint32_t iOldSize = 0;
uint8_t* pNew = NULL;
if (pPointer != NULL)
iOldSize = * ((int32_t*) ((uint8_t*) pPointer - sizeof (void**) - sizeof (int32_t)));
else
return WelsMalloc (kuiSize, pTag);
pNew = (uint8_t*)WelsMalloc (kuiSize, pTag);
if (0 == pNew) {
if (iOldSize > 0 && kuiSize > 0 && iOldSize >= kuiSize)
return (pPointer);
return 0;
} else if (iOldSize > 0 && kuiSize > 0)
memcpy (pNew, pPointer, (iOldSize < kuiSize) ? iOldSize : kuiSize);
else
return 0;
WelsFree (pPointer, pTag);
return (pNew);
}
/*!
* \brief configure decoder parameters
*/
int32_t DecoderConfigParam (PWelsDecoderContext pCtx, const void_t* kpParam) {
if (NULL == pCtx || NULL == kpParam)
return 1;
pCtx->pParam = (SDecodingParam*)WelsMalloc (sizeof (SDecodingParam), "SDecodingParam");
if (NULL == pCtx->pParam)
return 1;
memcpy (pCtx->pParam, kpParam, sizeof (SDecodingParam));
pCtx->iOutputColorFormat = pCtx->pParam->iOutputColorFormat;
pCtx->bErrorResilienceFlag = pCtx->pParam->uiEcActiveFlag ? true : false;
if (VIDEO_BITSTREAM_SVC == pCtx->pParam->sVideoProperty.eVideoBsType ||
VIDEO_BITSTREAM_AVC == pCtx->pParam->sVideoProperty.eVideoBsType) {
pCtx->eVideoType = pCtx->pParam->sVideoProperty.eVideoBsType;
} else {
pCtx->eVideoType = VIDEO_BITSTREAM_DEFAULT;
}
WelsLog (pCtx, WELS_LOG_INFO, "eVideoType: %d\n", pCtx->eVideoType);
return 0;
}
/*!
* \brief configure decoder parameters
*/
int32_t DecoderConfigParam (PWelsDecoderContext pCtx, const SDecodingParam* kpParam) {
if (NULL == pCtx || NULL == kpParam)
return 1;
pCtx->pParam = (SDecodingParam*)WelsMalloc (sizeof (SDecodingParam), "SDecodingParam");
if (NULL == pCtx->pParam)
return 1;
memcpy (pCtx->pParam, kpParam, sizeof (SDecodingParam));
pCtx->eOutputColorFormat = pCtx->pParam->eOutputColorFormat;
pCtx->eErrorConMethod = pCtx->pParam->eEcActiveIdc;
if (VIDEO_BITSTREAM_SVC == pCtx->pParam->sVideoProperty.eVideoBsType ||
VIDEO_BITSTREAM_AVC == pCtx->pParam->sVideoProperty.eVideoBsType) {
pCtx->eVideoType = pCtx->pParam->sVideoProperty.eVideoBsType;
} else {
pCtx->eVideoType = VIDEO_BITSTREAM_DEFAULT;
}
WelsLog (& (pCtx->sLogCtx), WELS_LOG_INFO, "eVideoType: %d\n", pCtx->eVideoType);
return 0;
}