/**
* extract interval tree from vector of FileFragment objects
*
* @param V fragment vector
* @return interval tree
**/
static libmaus2::util::IntervalTree::unique_ptr_type toIntervalTree(std::vector<FileFragment> const & V)
{
if ( ! V.size() )
{
libmaus2::util::IntervalTree::unique_ptr_type ptr;
return UNIQUE_PTR_MOVE(ptr);
}
libmaus2::autoarray::AutoArray< std::pair<uint64_t,uint64_t> > H = toIntervalVector(V);
libmaus2::util::IntervalTree::unique_ptr_type PIT(new libmaus2::util::IntervalTree(H,0,H.size()));
return UNIQUE_PTR_MOVE(PIT);
}
void cued_rip_to_file(rip_context_t *rip)
{
SF_INFO sfinfo;
PIT(SNDFILE, sfObj);
PIT(int16_t, pbuf);
lsn_t currSector, offsetSectors;
int wordsToWrite, wordsWritten, i;
int offsetWords = rip->offsetWords;
track_t track = rip->currentTrack;
memset(&sfinfo, 0x00, sizeof(sfinfo));
sfinfo.samplerate = 44100;
sfinfo.channels = rip->channels;
sfinfo.format = SF_FORMAT_PCM_16 | rip->soundFileFormat;
offsetSectors = offsetWords / CD_FRAMEWORDS;
rip->firstSector += offsetSectors;
rip->lastSector += offsetSectors;
offsetWords %= CD_FRAMEWORDS;
if (offsetWords < 0) {
rip->firstSector -= 1;
} else if (offsetWords > 0) {
rip->lastSector += 1;
}
// else offsetWords is zero b/c the offset fell on a sector boundary
currSector = rip->firstSector;
#ifdef CUED_HAVE_PARANOIA
if (ripUseParanoia) {
lsn_t seekSector, prc;
if (currSector < 0 && !ripReadPregap) {
seekSector = 0;
} else {
seekSector = currSector;
}
// TODO: paranoia has a problem with reading leadout
if (seekSector < rip->endOfDiscSector) {
prc = cdio_paranoia_seek(rip->paranoiaRipObj, seekSector, SEEK_SET);
cdio2_paranoia_msg(rip->paranoiaCtlObj, "paranoia seek");
if (-1 == prc) {
cdio_error("paranoia returned \"%d\" during seek to \"%d\"; skipping track %02d", prc, seekSector, track);
return;
}
}
}
#endif // CUED_HAVE_PARANOIA
if (ripExtract) {
// does not return on error
(void) format_get_file_path(rip->cdObj, rip->cddbObj,
rip->fileNamePattern, cued_fmt_to_ext(rip->soundFileFormat), track,
rip->fileNameBuffer, rip->bufferSize
);
sfObj = sf_open(rip->fileNameBuffer, SFM_WRITE, &sfinfo);
if (!sfObj) {
cdio_error("sf_open(\"%s\") returned \"%s\"; skipping extraction of track %02d", rip->fileNameBuffer, sf_strerror(sfObj), track);
return;
}
}
for (; currSector <= rip->lastSector; ++currSector) {
if ((currSector < 0 && !ripReadPregap) || (currSector >= rip->endOfDiscSector && !ripReadLeadout)) {
// N.B. assume that if mmcBuf is not NULL, it is >= sizeof(audio_buffer_t)
if (!rip->mmcBuf) {
// use twice the audio_buffer_t size for reading 1 sector;
// this should accomodate any extra headers/sub-channel data
// requested later in the normal read path
//
rip->mmcBuf = (uint8_t *) malloc(2 * sizeof(audio_buffer_t));
if (rip->mmcBuf) {
rip->allocatedSectors = 1;
} else {
cdio2_abort("out of memory allocating overread sector");
}
}
memset(rip->mmcBuf, 0x00, sizeof(audio_buffer_t));
pbuf = (int16_t *) rip->mmcBuf;
} else {
// TODO: need to update track indices on skip of sector (continue)
if (ripUseParanoia) {
#ifdef CUED_HAVE_PARANOIA
pbuf = cdio_paranoia_read_limited(rip->paranoiaRipObj, cdio2_paranoia_callback, rip->retries);
cdio2_paranoia_msg(rip->paranoiaCtlObj, "read of audio sector");
if (!pbuf) {
cdio_error("paranoia did not return data; skipping extraction of audio sector %d in track %02d", currSector, track);
continue;
}
#endif // CUED_HAVE_PARANOIA
} else {
if (DRIVER_OP_SUCCESS == cued_read_audio(rip, currSector, 1, NULL, rip->retries)) {
pbuf = (int16_t *) rip->mmcBuf;
} else {
continue;
}
}
}
wordsToWrite = CD_FRAMEWORDS;
// N.B. firstSector == lastSector is not possible if offsetWords is non-zero
//
if (rip->firstSector == currSector) {
if (offsetWords < 0) {
pbuf += CD_FRAMEWORDS + offsetWords;
wordsToWrite = -offsetWords;
} else if (offsetWords > 0) {
pbuf += offsetWords;
wordsToWrite -= offsetWords;
}
} else if (rip->lastSector == currSector) {
if (offsetWords < 0) {
wordsToWrite += offsetWords;
} else if (offsetWords > 0) {
wordsToWrite = offsetWords;
}
}
if (ripExtract) {
wordsWritten = sf_write_short(sfObj, pbuf, wordsToWrite);
if (wordsWritten != wordsToWrite) {
// probably out of disk space, which is bad, because most things rely on it
cdio2_abort("failed to write to file \"%s\" due to \"%s\"", rip->fileNameBuffer, sf_strerror(sfObj));
}
}
if (!track && !ripNoisyPregap) {
for (i = 0; i < wordsToWrite; ++i) {
if (pbuf[i]) {
SETF(RIP_F_NOISY_PREGAP, rip->flags);
break;
}
}
}
}
if (!track && !ripNoisyPregap) {
SETF(RIP_F_SILENT_PREGAP, rip->flags);
}
if (ripExtract) {
sf_close(sfObj);
}
}