void afInitMarkComment(AFfilesetup setup, int trackid, int markid,
const char *commstr)
{
int markno;
int length;
if (!_af_filesetup_ok(setup))
return;
TrackSetup *track = setup->getTrack(trackid);
if (!track)
return;
for (markno=0; markno<track->markerCount; markno++)
{
if (track->markers[markno].id == markid)
break;
}
if (markno == track->markerCount)
{
_af_error(AF_BAD_MARKID, "no marker id %d for file setup", markid);
return;
}
length = strlen(commstr);
if (track->markers[markno].comment)
free(track->markers[markno].comment);
if ((track->markers[markno].comment = (char *) _af_malloc(length+1)) == NULL)
return;
strcpy(track->markers[markno].comment, commstr);
}
void afInitMarkIDs(AFfilesetup setup, int trackid, const int *markids, int nmarks)
{
if (!_af_filesetup_ok(setup))
return;
TrackSetup *track = setup->getTrack(trackid);
if (!track)
return;
if (track->markers != NULL)
{
for (int i=0; i<track->markerCount; i++)
{
if (track->markers[i].name != NULL)
free(track->markers[i].name);
if (track->markers[i].comment != NULL)
free(track->markers[i].comment);
}
free(track->markers);
}
track->markers = (MarkerSetup *) _af_calloc(nmarks, sizeof (struct MarkerSetup));
track->markerCount = nmarks;
for (int i=0; i<nmarks; i++)
{
track->markers[i].id = markids[i];
track->markers[i].name = _af_strdup("");
track->markers[i].comment = _af_strdup("");
}
track->markersSet = true;
}
AFfilesetup RawFile::completeSetup(AFfilesetup setup)
{
AFfilesetup newSetup;
if (setup->trackSet && setup->trackCount != 1)
{
_af_error(AF_BAD_FILESETUP, "raw file must have exactly one track");
return AF_NULL_FILESETUP;
}
TrackSetup *track = setup->getTrack();
if (!track)
{
_af_error(AF_BAD_FILESETUP, "could not access track in file setup");
return AF_NULL_FILESETUP;
}
if (track->aesDataSet)
{
_af_error(AF_BAD_FILESETUP, "raw file cannot have AES data");
return AF_NULL_FILESETUP;
}
if (track->markersSet && track->markerCount != 0)
{
_af_error(AF_BAD_NUMMARKS, "raw file cannot have markers");
return AF_NULL_FILESETUP;
}
if (setup->instrumentSet && setup->instrumentCount != 0)
{
_af_error(AF_BAD_NUMINSTS, "raw file cannot have instruments");
return AF_NULL_FILESETUP;
}
if (setup->miscellaneousSet && setup->miscellaneousCount != 0)
{
_af_error(AF_BAD_NUMMISC, "raw file cannot have miscellaneous data");
return AF_NULL_FILESETUP;
}
newSetup = (_AFfilesetup *) _af_malloc(sizeof (_AFfilesetup));
*newSetup = rawDefaultFileSetup;
newSetup->tracks = (TrackSetup *) _af_malloc(sizeof (TrackSetup));
newSetup->tracks[0] = setup->tracks[0];
newSetup->tracks[0].f.compressionParams = NULL;
newSetup->tracks[0].markerCount = 0;
newSetup->tracks[0].markers = NULL;
return newSetup;
}
status RawFile::readInit(AFfilesetup fileSetup)
{
if (!fileSetup)
{
_af_error(AF_BAD_FILESETUP, "a valid AFfilesetup is required for reading raw data");
return AF_FAIL;
}
if (initFromSetup(fileSetup) == AF_FAIL)
return AF_FAIL;
TrackSetup *trackSetup = fileSetup->getTrack();
if (!trackSetup)
return AF_FAIL;
Track *track = getTrack();
/* Set the track's data offset. */
if (trackSetup->dataOffsetSet)
track->fpos_first_frame = trackSetup->dataOffset;
else
track->fpos_first_frame = 0;
/* Set the track's frame count. */
if (trackSetup->frameCountSet)
{
track->totalfframes = trackSetup->frameCount;
}
else
{
AFfileoffset filesize = m_fh->length();
if (filesize == -1)
track->totalfframes = -1;
else
{
/* Ensure that the data offset is valid. */
if (track->fpos_first_frame > filesize)
{
_af_error(AF_BAD_FILESETUP, "data offset is larger than file size");
return AF_FAIL;
}
filesize -= track->fpos_first_frame;
track->totalfframes = filesize / (int) _af_format_frame_size(&track->f, false);
}
track->data_size = filesize;
}
return AF_SUCCEED;
}
void afInitSampleFormat (AFfilesetup setup, int trackid, int sampfmt, int sampwidth)
{
if (!_af_filesetup_ok(setup))
return;
TrackSetup *track = setup->getTrack(trackid);
if (!track)
return;
_af_set_sample_format(&track->f, sampfmt, sampwidth);
track->sampleFormatSet = true;
track->sampleWidthSet = true;
}
status RawFile::writeInit(AFfilesetup setup)
{
if (initFromSetup(setup) == AF_FAIL)
return AF_FAIL;
TrackSetup *trackSetup = setup->getTrack();
if (!trackSetup)
return AF_FAIL;
Track *track = getTrack();
if (trackSetup->dataOffsetSet)
track->fpos_first_frame = trackSetup->dataOffset;
else
track->fpos_first_frame = 0;
return AF_SUCCEED;
}
void afInitRate (AFfilesetup setup, int trackid, double rate)
{
if (!_af_filesetup_ok(setup))
return;
TrackSetup *track = setup->getTrack(trackid);
if (!track)
return;
if (rate <= 0.0)
{
_af_error(AF_BAD_RATE, "invalid sample rate %.30g", rate);
return;
}
track->f.sampleRate = rate;
track->rateSet = true;
}
void afInitMarkName(AFfilesetup setup, int trackid, int markid,
const char *namestr)
{
int markno;
int length;
if (!_af_filesetup_ok(setup))
return;
TrackSetup *track = setup->getTrack(trackid);
if (!track)
return;
for (markno=0; markno<track->markerCount; markno++)
{
if (track->markers[markno].id == markid)
break;
}
if (markno == track->markerCount)
{
_af_error(AF_BAD_MARKID, "no marker id %d for file setup", markid);
return;
}
length = strlen(namestr);
if (length > 255)
{
_af_error(AF_BAD_STRLEN,
"warning: marker name truncated to 255 characters");
length = 255;
}
if (track->markers[markno].name)
free(track->markers[markno].name);
if ((track->markers[markno].name = (char *) _af_malloc(length+1)) == NULL)
return;
strncpy(track->markers[markno].name, namestr, length);
/*
The null terminator is not set by strncpy if
strlen(namestr) > length. Set it here.
*/
track->markers[markno].name[length] = '\0';
}
void afInitByteOrder (AFfilesetup setup, int trackid, int byteorder)
{
if (!_af_filesetup_ok(setup))
return;
TrackSetup *track = setup->getTrack(trackid);
if (!track)
return;
if (byteorder != AF_BYTEORDER_BIGENDIAN &&
byteorder != AF_BYTEORDER_LITTLEENDIAN)
{
_af_error(AF_BAD_BYTEORDER, "invalid byte order %d", byteorder);
return;
}
track->f.byteOrder = byteorder;
track->byteOrderSet = true;
}
void afInitChannels (AFfilesetup setup, int trackid, int channels)
{
if (!_af_filesetup_ok(setup))
return;
TrackSetup *track = setup->getTrack(trackid);
if (!track)
return;
if (channels < 1)
{
_af_error(AF_BAD_CHANNELS, "invalid number of channels %d",
channels);
return;
}
track->f.channelCount = channels;
track->channelCountSet = true;
}
/*
track data: data offset within the file (initialized for raw reading only)
*/
void afInitDataOffset (AFfilesetup setup, int trackid, AFfileoffset offset)
{
if (!_af_filesetup_ok(setup))
return;
TrackSetup *track = setup->getTrack(trackid);
if (!track)
return;
if (offset < 0)
{
#ifdef __WXOSX__
_af_error(AF_BAD_DATAOFFSET, "invalid data offset %jd",
#else
_af_error(AF_BAD_DATAOFFSET, "invalid data offset %"PRId64,
#endif
static_cast<intmax_t>(offset));
return;
}
AFfilesetup NISTFile::completeSetup(AFfilesetup setup)
{
if (setup->trackSet && setup->trackCount != 1)
{
_af_error(AF_BAD_NUMTRACKS, "NIST SPHERE file must have 1 track");
return AF_NULL_FILESETUP;
}
TrackSetup *track = setup->getTrack();
if (!track)
return AF_NULL_FILESETUP;
if (track->sampleFormatSet)
{
/* XXXmpruett: Currently we allow only 1-16 bit sample width. */
if (track->f.sampleFormat == AF_SAMPFMT_TWOSCOMP &&
(track->f.sampleWidth < 1 || track->f.sampleWidth > 16))
{
_af_error(AF_BAD_WIDTH,
"invalid sample width %d bits for NIST SPHERE format",
track->f.sampleWidth);
return AF_NULL_FILESETUP;
}
else if (track->f.sampleFormat == AF_SAMPFMT_UNSIGNED)
{
_af_error(AF_BAD_SAMPFMT,
"NIST SPHERE format does not support unsigned data");
return AF_NULL_FILESETUP;
}
else if (track->f.sampleFormat == AF_SAMPFMT_FLOAT ||
track->f.sampleFormat == AF_SAMPFMT_DOUBLE)
{
_af_error(AF_BAD_SAMPFMT,
"NIST SPHERE format does not support floating-point data");
return AF_NULL_FILESETUP;
}
}
if (track->rateSet && track->f.sampleRate <= 0.0)
{
_af_error(AF_BAD_RATE,
"invalid sample rate %.30g for NIST SPHERE file",
track->f.sampleRate);
return AF_NULL_FILESETUP;
}
if (track->compressionSet && track->f.compressionType != AF_COMPRESSION_NONE &&
track->f.compressionType != AF_COMPRESSION_G711_ULAW &&
track->f.compressionType != AF_COMPRESSION_G711_ALAW)
{
_af_error(AF_BAD_NOT_IMPLEMENTED,
"NIST SPHERE format supports only G.711 u-law or A-law compression");
return AF_NULL_FILESETUP;
}
if (track->aesDataSet)
{
_af_error(AF_BAD_FILESETUP, "NIST SPHERE file cannot have AES data");
return AF_NULL_FILESETUP;
}
if (track->markersSet && track->markerCount != 0)
{
_af_error(AF_BAD_NUMMARKS, "NIST SPHERE format does not support markers");
return AF_NULL_FILESETUP;
}
if (setup->instrumentSet && setup->instrumentCount != 0)
{
_af_error(AF_BAD_NUMINSTS, "NIST SPHERE format does not support instruments");
return AF_NULL_FILESETUP;
}
/* XXXmpruett: We don't support miscellaneous chunks for now. */
if (setup->miscellaneousSet && setup->miscellaneousCount != 0)
{
_af_error(AF_BAD_NOT_IMPLEMENTED, "NIST SPHERE format does not currently support miscellaneous chunks");
return AF_NULL_FILESETUP;
}
return _af_filesetup_copy(setup, &nistDefaultFileSetup, true);
}
AFfilesetup NeXTFile::completeSetup(AFfilesetup setup)
{
if (setup->trackSet && setup->trackCount != 1)
{
_af_error(AF_BAD_NUMTRACKS, "NeXT files must have exactly 1 track");
return AF_NULL_FILESETUP;
}
TrackSetup *track = setup->getTrack();
if (!track)
return AF_NULL_FILESETUP;
if (track->f.sampleFormat == AF_SAMPFMT_UNSIGNED)
{
_af_error(AF_BAD_FILEFMT, "NeXT format does not support unsigned data");
_af_set_sample_format(&track->f, AF_SAMPFMT_TWOSCOMP, track->f.sampleWidth);
}
if (track->f.sampleFormat == AF_SAMPFMT_TWOSCOMP)
{
if (track->f.sampleWidth != 8 &&
track->f.sampleWidth != 16 &&
track->f.sampleWidth != 24 &&
track->f.sampleWidth != 32)
{
_af_error(AF_BAD_WIDTH, "invalid sample width %d for NeXT file (only 8-, 16-, 24-, and 32-bit data are allowed)");
return AF_NULL_FILESETUP;
}
}
if (track->f.compressionType != AF_COMPRESSION_NONE &&
track->f.compressionType != AF_COMPRESSION_G711_ULAW &&
track->f.compressionType != AF_COMPRESSION_G711_ALAW)
{
_af_error(AF_BAD_NOT_IMPLEMENTED, "compression format not implemented for NeXT files");
return AF_NULL_FILESETUP;
}
if (track->f.byteOrder != AF_BYTEORDER_BIGENDIAN && track->byteOrderSet)
{
_af_error(AF_BAD_BYTEORDER, "NeXT format supports only big-endian data");
track->f.byteOrder = AF_BYTEORDER_BIGENDIAN;
}
if (track->aesDataSet)
{
_af_error(AF_BAD_FILESETUP, "NeXT files cannot have AES data");
return AF_NULL_FILESETUP;
}
if (track->markersSet && track->markerCount != 0)
{
_af_error(AF_BAD_FILESETUP, "NeXT format does not support markers");
return AF_NULL_FILESETUP;
}
if (setup->instrumentSet && setup->instrumentCount != 0)
{
_af_error(AF_BAD_FILESETUP, "NeXT format does not support instruments");
return AF_NULL_FILESETUP;
}
if (setup->miscellaneousSet && setup->miscellaneousCount != 0)
{
_af_error(AF_BAD_FILESETUP, "NeXT format does not support miscellaneous data");
return AF_NULL_FILESETUP;
}
return _af_filesetup_copy(setup, &next_default_filesetup, false);
}
AFfilesetup AVRFile::completeSetup(AFfilesetup setup)
{
if (setup->trackSet && setup->trackCount != 1)
{
_af_error(AF_BAD_NUMTRACKS, "AVR files must have exactly 1 track");
return AF_NULL_FILESETUP;
}
TrackSetup *track = setup->getTrack();
if (!track)
return AF_NULL_FILESETUP;
/* AVR allows only unsigned and two's complement integer data. */
if (track->f.sampleFormat != AF_SAMPFMT_UNSIGNED &&
track->f.sampleFormat != AF_SAMPFMT_TWOSCOMP)
{
_af_error(AF_BAD_FILEFMT, "AVR format does supports only unsigned and two's complement integer data");
return AF_NULL_FILESETUP;
}
/* For now we support only 8- and 16-bit samples. */
if (track->f.sampleWidth != 8 && track->f.sampleWidth != 16)
{
_af_error(AF_BAD_WIDTH, "invalid sample width %d for AVR file (only 8- and 16-bit sample widths are allowed)", track->f.sampleWidth);
return AF_NULL_FILESETUP;
}
/* AVR does not support compression. */
if (track->f.compressionType != AF_COMPRESSION_NONE)
{
_af_error(AF_BAD_NOT_IMPLEMENTED, "compression not supported for AVR files");
return AF_NULL_FILESETUP;
}
/* AVR audio data is big-endian. */
if (track->f.byteOrder != AF_BYTEORDER_BIGENDIAN)
{
if (track->byteOrderSet)
{
_af_error(AF_BAD_BYTEORDER,
"AVR format supports only big-endian data");
return AF_NULL_FILESETUP;
}
else
track->f.byteOrder = AF_BYTEORDER_BIGENDIAN;
}
if (track->aesDataSet)
{
_af_error(AF_BAD_FILESETUP, "AVR files do not support AES data");
return AF_NULL_FILESETUP;
}
if (track->markersSet && track->markerCount != 0)
{
_af_error(AF_BAD_FILESETUP, "AVR format does not support markers");
return AF_NULL_FILESETUP;
}
if (setup->instrumentSet && setup->instrumentCount != 0)
{
_af_error(AF_BAD_FILESETUP, "AVR format does not support instruments");
return AF_NULL_FILESETUP;
}
if (setup->miscellaneousSet && setup->miscellaneousCount != 0)
{
_af_error(AF_BAD_FILESETUP, "AVR format does not support miscellaneous data");
return AF_NULL_FILESETUP;
}
return _af_filesetup_copy(setup, &avrDefaultFileSetup, false);
}
AFfilesetup IFFFile::completeSetup(AFfilesetup setup)
{
if (setup->trackSet && setup->trackCount != 1)
{
_af_error(AF_BAD_NUMTRACKS, "IFF/8SVX file must have 1 track");
return AF_NULL_FILESETUP;
}
TrackSetup *track = setup->getTrack();
if (!track)
return AF_NULL_FILESETUP;
if (track->sampleFormatSet &&
track->f.sampleFormat != AF_SAMPFMT_TWOSCOMP)
{
_af_error(AF_BAD_SAMPFMT,
"IFF/8SVX format supports only two's complement integer data");
return AF_NULL_FILESETUP;
}
if (track->sampleFormatSet && track->f.sampleWidth != 8)
{
_af_error(AF_BAD_WIDTH,
"IFF/8SVX file allows only 8 bits per sample "
"(%d bits requested)", track->f.sampleWidth);
return AF_NULL_FILESETUP;
}
if (track->channelCountSet && track->f.channelCount != 1)
{
_af_error(AF_BAD_CHANNELS,
"invalid channel count (%d) for IFF/8SVX format "
"(only 1 channel supported)",
track->f.channelCount);
return AF_NULL_FILESETUP;
}
if (track->f.compressionType != AF_COMPRESSION_NONE)
{
_af_error(AF_BAD_COMPRESSION,
"IFF/8SVX does not support compression");
return AF_NULL_FILESETUP;
}
/* Ignore requested byte order since samples are only one byte. */
track->f.byteOrder = AF_BYTEORDER_BIGENDIAN;
/* Either one channel was requested or no request was made. */
track->f.channelCount = 1;
_af_set_sample_format(&track->f, AF_SAMPFMT_TWOSCOMP, 8);
if (track->markersSet && track->markerCount != 0)
{
_af_error(AF_BAD_NUMMARKS,
"IFF/8SVX format does not support markers");
return AF_NULL_FILESETUP;
}
if (track->aesDataSet)
{
_af_error(AF_BAD_FILESETUP, "IFF/8SVX format does not support AES data");
return AF_NULL_FILESETUP;
}
if (setup->instrumentSet && setup->instrumentCount != 0)
{
_af_error(AF_BAD_NUMINSTS,
"IFF/8SVX format does not support instruments");
return AF_NULL_FILESETUP;
}
return _af_filesetup_copy(setup, &iffDefaultFileSetup, true);
}
AFfilesetup WAVEFile::completeSetup(AFfilesetup setup)
{
if (setup->trackSet && setup->trackCount != 1)
{
_af_error(AF_BAD_NUMTRACKS, "WAVE file must have 1 track");
return AF_NULL_FILESETUP;
}
TrackSetup *track = setup->getTrack();
if (track->sampleFormatSet)
{
switch (track->f.sampleFormat)
{
case AF_SAMPFMT_FLOAT:
if (track->sampleWidthSet &&
track->f.sampleWidth != 32)
{
_af_error(AF_BAD_WIDTH,
"Warning: invalid sample width for floating-point WAVE file: %d (must be 32 bits)\n",
track->f.sampleWidth);
_af_set_sample_format(&track->f, AF_SAMPFMT_FLOAT, 32);
}
break;
case AF_SAMPFMT_DOUBLE:
if (track->sampleWidthSet &&
track->f.sampleWidth != 64)
{
_af_error(AF_BAD_WIDTH,
"Warning: invalid sample width for double-precision floating-point WAVE file: %d (must be 64 bits)\n",
track->f.sampleWidth);
_af_set_sample_format(&track->f, AF_SAMPFMT_DOUBLE, 64);
}
break;
case AF_SAMPFMT_UNSIGNED:
if (track->sampleWidthSet)
{
if (track->f.sampleWidth < 1 || track->f.sampleWidth > 32)
{
_af_error(AF_BAD_WIDTH, "invalid sample width for WAVE file: %d (must be 1-32 bits)\n", track->f.sampleWidth);
return AF_NULL_FILESETUP;
}
if (track->f.sampleWidth > 8)
{
_af_error(AF_BAD_SAMPFMT, "WAVE integer data of more than 8 bits must be two's complement signed");
_af_set_sample_format(&track->f, AF_SAMPFMT_TWOSCOMP, track->f.sampleWidth);
}
}
else
/*
If the sample width is not set but the user requests
unsigned data, set the width to 8 bits.
*/
_af_set_sample_format(&track->f, track->f.sampleFormat, 8);
break;
case AF_SAMPFMT_TWOSCOMP:
if (track->sampleWidthSet)
{
if (track->f.sampleWidth < 1 || track->f.sampleWidth > 32)
{
_af_error(AF_BAD_WIDTH, "invalid sample width %d for WAVE file (must be 1-32)", track->f.sampleWidth);
return AF_NULL_FILESETUP;
}
else if (track->f.sampleWidth <= 8)
{
_af_error(AF_BAD_SAMPFMT, "Warning: WAVE format integer data of 1-8 bits must be unsigned; setting sample format to unsigned");
_af_set_sample_format(&track->f, AF_SAMPFMT_UNSIGNED, track->f.sampleWidth);
}
}
else
/*
If no sample width was specified, we default to 16 bits
for signed integer data.
*/
_af_set_sample_format(&track->f, track->f.sampleFormat, 16);
break;
}
}
/*
Otherwise set the sample format depending on the sample
width or set completely to default.
*/
else
{
if (!track->sampleWidthSet)
{
track->f.sampleWidth = 16;
track->f.sampleFormat = AF_SAMPFMT_TWOSCOMP;
}
else
{
if (track->f.sampleWidth < 1 || track->f.sampleWidth > 32)
{
_af_error(AF_BAD_WIDTH, "invalid sample width %d for WAVE file (must be 1-32)", track->f.sampleWidth);
return AF_NULL_FILESETUP;
}
else if (track->f.sampleWidth > 8)
/* Here track->f.sampleWidth is in {1..32}. */
track->f.sampleFormat = AF_SAMPFMT_TWOSCOMP;
else
/* Here track->f.sampleWidth is in {1..8}. */
track->f.sampleFormat = AF_SAMPFMT_UNSIGNED;
}
}
if (track->f.compressionType != AF_COMPRESSION_NONE &&
track->f.compressionType != AF_COMPRESSION_G711_ULAW &&
track->f.compressionType != AF_COMPRESSION_G711_ALAW)
{
_af_error(AF_BAD_NOT_IMPLEMENTED, "compression format not supported in WAVE format");
return AF_NULL_FILESETUP;
}
if (track->byteOrderSet &&
track->f.byteOrder != AF_BYTEORDER_LITTLEENDIAN &&
track->f.compressionType == AF_COMPRESSION_NONE)
{
_af_error(AF_BAD_BYTEORDER, "WAVE format only supports little-endian data");
return AF_NULL_FILESETUP;
}
if (track->f.compressionType == AF_COMPRESSION_NONE)
track->f.byteOrder = AF_BYTEORDER_LITTLEENDIAN;
else
track->f.byteOrder = AF_BYTEORDER_BIGENDIAN;
if (track->aesDataSet)
{
_af_error(AF_BAD_FILESETUP, "WAVE files cannot have AES data");
return AF_NULL_FILESETUP;
}
if (setup->instrumentSet)
{
if (setup->instrumentCount > 1)
{
_af_error(AF_BAD_NUMINSTS, "WAVE files can have 0 or 1 instrument");
return AF_NULL_FILESETUP;
}
else if (setup->instrumentCount == 1)
{
if (setup->instruments[0].loopSet &&
setup->instruments[0].loopCount > 0 &&
(!track->markersSet || track->markerCount == 0))
{
_af_error(AF_BAD_NUMMARKS, "WAVE files with loops must contain at least 1 marker");
return AF_NULL_FILESETUP;
}
}
}
/* Make sure the miscellaneous data is of an acceptable type. */
if (setup->miscellaneousSet)
{
for (int i=0; i<setup->miscellaneousCount; i++)
{
switch (setup->miscellaneous[i].type)
{
case AF_MISC_COPY:
case AF_MISC_AUTH:
case AF_MISC_NAME:
case AF_MISC_ICRD:
case AF_MISC_ISFT:
case AF_MISC_ICMT:
break;
default:
_af_error(AF_BAD_MISCTYPE, "illegal miscellaneous type [%d] for WAVE file", setup->miscellaneous[i].type);
return AF_NULL_FILESETUP;
}
}
}
/*
Allocate an AFfilesetup and make all the unset fields correct.
*/
AFfilesetup newsetup = _af_filesetup_copy(setup, &wave_default_filesetup, false);
/* Make sure we do not copy loops if they are not specified in setup. */
if (setup->instrumentSet && setup->instrumentCount > 0 &&
setup->instruments[0].loopSet)
{
free(newsetup->instruments[0].loops);
newsetup->instruments[0].loopCount = 0;
}
return newsetup;
}
AFfilesetup VOCFile::completeSetup(AFfilesetup setup)
{
if (setup->trackSet && setup->trackCount != 1)
{
_af_error(AF_BAD_NUMTRACKS, "VOC file must have 1 track");
return AF_NULL_FILESETUP;
}
TrackSetup *track = setup->getTrack();
if (!track)
return AF_NULL_FILESETUP;
if (track->sampleFormatSet)
{
if (!track->f.isInteger())
{
_af_error(AF_BAD_SAMPFMT,
"VOC format supports only integer audio data");
return AF_NULL_FILESETUP;
}
if ((track->f.isSigned() && track->f.sampleWidth != 16) ||
(track->f.isUnsigned() && track->f.sampleWidth != 8))
{
_af_error(AF_BAD_SAMPFMT,
"VOC format supports only 16-bit signed or 8-bit unsigned data");
return AF_NULL_FILESETUP;
}
}
else
_af_set_sample_format(&track->f, AF_SAMPFMT_TWOSCOMP,
track->f.sampleWidth);
if (track->f.isUncompressed() &&
track->byteOrderSet &&
track->f.byteOrder != AF_BYTEORDER_LITTLEENDIAN &&
track->f.isByteOrderSignificant())
{
_af_error(AF_BAD_BYTEORDER, "VOC supports only little-endian data");
return AF_NULL_FILESETUP;
}
if (track->f.isUncompressed())
track->f.byteOrder = AF_BYTEORDER_LITTLEENDIAN;
if (track->f.compressionType != AF_COMPRESSION_NONE &&
track->f.compressionType != AF_COMPRESSION_G711_ULAW &&
track->f.compressionType != AF_COMPRESSION_G711_ALAW)
{
_af_error(AF_BAD_COMPTYPE,
"compression format %d not supported in VOC file",
track->f.compressionType);
return AF_NULL_FILESETUP;
}
if (track->markersSet && track->markerCount)
{
_af_error(AF_BAD_NUMMARKS, "VOC does not support markers");
return AF_NULL_FILESETUP;
}
if (track->aesDataSet)
{
_af_error(AF_BAD_FILESETUP, "VOC does not support AES data");
return AF_NULL_FILESETUP;
}
if (setup->instrumentSet && setup->instrumentCount)
{
_af_error(AF_BAD_FILESETUP, "VOC does not support instruments");
return AF_NULL_FILESETUP;
}
if (setup->miscellaneousSet && setup->miscellaneousCount)
{
_af_error(AF_BAD_FILESETUP, "VOC does not support miscellaneous data");
return AF_NULL_FILESETUP;
}
return _af_filesetup_copy(setup, &vocDefaultFileSetup, true);
}
