int AacPcm::processData(MediaInfo *infos, ChunkList *chunk_list, bool *killswitch)
{
DWORD BytesDecoded=0;
char *bufout=0;
ChunkInfosI *ci=0;
svc_fileReader *reader=0;
if(!FindBitrate && !chunk_list)
ERROR_processData("chunk_list==NULL"); // is this case possible?
if(!(reader=infos->getReader()))
ERROR_processData("File doesn\'t exists");
if(chunk_list)
{
if(!(ci=new ChunkInfosI()))
ERROR_processData("Memory allocation error: ci");
ci->addInfo("srate", Samplerate);
ci->addInfo("bps", bps);
ci->addInfo("nch", Channels);
}
if(!IsAAC) // MP4 file --------------------------------------------------------------------------
{
unsigned __int32 buffer_size=0;
int rc;
if(newpos_ms>-1)
{
MP4Duration duration=MP4ConvertToTrackDuration(mp4File,track,newpos_ms,MP4_MSECS_TIME_SCALE);
sampleId=MP4GetSampleIdFromTime(mp4File,track,duration,0);
bytes_read=(DWORD)(((float)newpos_ms*file_info.bitrate)/(8*1000));
reader->seek(bytes_read); // updates slider
newpos_ms=-1;
}
do
{
buffer=NULL;
if(sampleId>=numSamples)
ERROR_processData(0);
rc=MP4ReadSample(mp4File, track, sampleId++, (unsigned __int8 **)&buffer, &buffer_size, NULL, NULL, NULL, NULL);
if(rc==0 || buffer==NULL)
{
FREE_ARRAY(buffer);
ERROR_processData("MP4ReadSample")
}
bufout=(char *)faacDecDecode(hDecoder,&frameInfo,buffer,buffer_size);
BytesDecoded=frameInfo.samples*sizeof(short);
FREE_ARRAY(buffer);
// to update the slider
bytes_read+=buffer_size;
reader->seek(bytes_read);
}while(!BytesDecoded && !frameInfo.error);
int AacPcm::processData(MediaInfo *infos, ChunkList *chunk_list, bool *killswitch)
{
DWORD read,
tmp,
shorts_decoded=0;
long result=0;
ChunkInfosI *ci = new ChunkInfosI();
ci->addInfo("srate", dwSamprate);
ci->addInfo("bps", 16);
ci->addInfo("nch", dwChannels);
if(bytes_into_buffer<0)
ERROR_processData(0);
svc_fileReader *reader = infos->getReader();
if(!reader)
ERROR_processData("File doesn\'t exists");
do
{
if(bytes_consumed>0 && bytes_into_buffer>=0)
{
if(bytes_into_buffer)
memcpy(buffer,buffer+bytes_consumed,bytes_into_buffer);
if(bytes_read<lSize)
{
if(bytes_read+bytes_consumed<lSize)
tmp=bytes_consumed;
else
tmp=lSize-bytes_read;
read=reader->read((char *)buffer+bytes_into_buffer, tmp);
if(read==tmp)
{
bytes_read+=read;
bytes_into_buffer+=read;
}
else
infos->status("Read failed!"); // continue until bytes_into_buffer<1
}
else
if(bytes_into_buffer)
memset(buffer+bytes_into_buffer, 0, bytes_consumed);
}
if(bytes_into_buffer<1)
if(bytes_read<lSize)
ERROR_processData("Buffer empty!")
else
return 0;
result=faacDecDecode(hDecoder, buffer, &bytes_consumed, (short*)bufout, &shorts_decoded);
bytes_into_buffer-=bytes_consumed;
}while(!shorts_decoded || result==FAAD_OK_CHUPDATE);
if(result==FAAD_FATAL_ERROR || result==FAAD_ERROR)
ERROR_processData("FAAD_FATAL_ERROR or FAAD_ERROR");
shorts_decoded*=sizeof(short);
chunk_list->setChunk("PCM", bufout, shorts_decoded, ci);
// fwrite(bufout,1,bytesDec,fil);
if(!shorts_decoded)
ERROR_processData(0);
return 1;
}
