int MP3ImportFileHandle::Import(TrackFactory *trackFactory, TrackHolders &outTracks,
Tags *tags)
{
outTracks.clear();
CreateProgress();
/* Prepare decoder data, initialize decoder */
mPrivateData.file = mFile;
mPrivateData.inputBuffer = new unsigned char [INPUT_BUFFER_SIZE];
mPrivateData.progress = mProgress.get();
mPrivateData.updateResult= eProgressSuccess;
mPrivateData.id3checked = false;
mPrivateData.numChannels = 0;
mPrivateData.trackFactory= trackFactory;
mad_decoder_init(&mDecoder, &mPrivateData, input_cb, 0, 0, output_cb, error_cb, 0);
/* and send the decoder on its way! */
bool res = (mad_decoder_run(&mDecoder, MAD_DECODER_MODE_SYNC) == 0) &&
(mPrivateData.numChannels > 0) &&
!(mPrivateData.updateResult == eProgressCancelled) &&
!(mPrivateData.updateResult == eProgressFailed);
mad_decoder_finish(&mDecoder);
delete[] mPrivateData.inputBuffer;
if (!res) {
/* failure */
/* printf("failure\n"); */
return (mPrivateData.updateResult);
}
/* success */
/* printf("success\n"); */
/* copy the WaveTrack pointers into the Track pointer list that
* we are expected to fill */
for(const auto &channel : mPrivateData.channels) {
channel->Flush();
}
outTracks.swap(mPrivateData.channels);
/* Read in any metadata */
ImportID3(tags);
return mPrivateData.updateResult;
}
int MP3ImportFileHandle::Import(TrackFactory *trackFactory, Track ***outTracks,
int *outNumTracks, Tags *tags)
{
int chn;
CreateProgress();
/* Prepare decoder data, initialize decoder */
mPrivateData.file = mFile;
mPrivateData.inputBuffer = new unsigned char [INPUT_BUFFER_SIZE];
mPrivateData.progress = mProgress;
mPrivateData.channels = NULL;
mPrivateData.cancelled = false;
mPrivateData.id3checked = false;
mPrivateData.numChannels = 0;
mPrivateData.trackFactory= trackFactory;
mad_decoder_init(&mDecoder, &mPrivateData, input_cb, 0, 0, output_cb, error_cb, 0);
/* and send the decoder on its way! */
bool res = (mad_decoder_run(&mDecoder, MAD_DECODER_MODE_SYNC) == 0) &&
(mPrivateData.numChannels > 0) &&
(!mPrivateData.cancelled);
mad_decoder_finish(&mDecoder);
delete[] mPrivateData.inputBuffer;
if (!res) {
/* failure */
/* printf("failure\n"); */
/* delete everything */
for (chn = 0; chn < mPrivateData.numChannels; chn++) {
delete mPrivateData.channels[chn];
}
delete[] mPrivateData.channels;
return (mPrivateData.cancelled ? eImportCancelled : eImportFailed);
}
/* success */
/* printf("success\n"); */
/* copy the WaveTrack pointers into the Track pointer list that
* we are expected to fill */
*outNumTracks = mPrivateData.numChannels;
*outTracks = new Track* [mPrivateData.numChannels];
for(chn = 0; chn < mPrivateData.numChannels; chn++) {
mPrivateData.channels[chn]->Flush();
(*outTracks)[chn] = mPrivateData.channels[chn];
}
delete[] mPrivateData.channels;
/* Read in any metadata */
ImportID3(tags);
return eImportSuccess;
}