HANDLE_TRANSPORTDEC transportDec_Open( const TRANSPORT_TYPE transportFmt, const UINT flags)
{
HANDLE_TRANSPORTDEC hInput;
hInput = GetRam_TransportDecoder(0);
if ( hInput == NULL ) {
return NULL;
}
/* Init transportDec struct. */
hInput->transportFmt = transportFmt;
switch (transportFmt) {
case TT_MP4_ADIF:
break;
case TT_MP4_ADTS:
if (flags & TP_FLAG_MPEG4)
hInput->parser.adts.decoderCanDoMpeg4 = 1;
else
hInput->parser.adts.decoderCanDoMpeg4 = 0;
adtsRead_CrcInit(&hInput->parser.adts);
hInput->parser.adts.BufferFullnesStartFlag = 1;
hInput->numberOfRawDataBlocks = 0;
break;
case TT_MP4_LATM_MCP0:
case TT_MP4_LATM_MCP1:
case TT_MP4_LOAS:
case TT_MP4_RAW:
break;
default:
FreeRam_TransportDecoder(&hInput);
hInput = NULL;
break;
}
if (hInput != NULL) {
/* Create bitstream */
if ( (transportFmt == TT_MP4_RAW)
|| (transportFmt == TT_DRM) ){
hInput->bsBuffer = NULL;
} else {
hInput->bsBuffer = GetRam_TransportDecoderBuffer(0);
if (hInput->bsBuffer == NULL) {
transportDec_Close( &hInput );
return NULL;
}
FDKinitBitStream(&hInput->bitStream[0], hInput->bsBuffer, TRANSPORTDEC_INBUF_SIZE, 0, BS_READER);
}
hInput->burstPeriod = 0;
}
return hInput;
}
void transportDec_Close(HANDLE_TRANSPORTDEC *phTp)
{
if (phTp != NULL)
{
if (*phTp != NULL) {
if ((*phTp)->transportFmt != TT_MP4_RAW && (*phTp)->transportFmt != TT_DRM) {
FreeRam_TransportDecoderBuffer(&(*phTp)->bsBuffer);
}
if (*phTp != NULL) {
FreeRam_TransportDecoder(phTp);
}
}
}
}
void transportDec_Close(HANDLE_TRANSPORTDEC *phTp)
{
if (phTp != NULL)
{
if (*phTp != NULL) {
if ( ! TT_IS_PACKET((*phTp)->transportFmt) ) {
FreeRam_TransportDecoderBuffer(&(*phTp)->bsBuffer);
}
if (*phTp != NULL) {
FreeRam_TransportDecoder(phTp);
}
}
}
}
