EOUtils::sndfile_detail Namespace Reference

Functions
void	sfInfoToAudioFileInfo (const SF_INFO &pSf, std::uintmax_t pFileSizeBytes, AudioFileInfo &pOut)
	Fills AudioFileInfo from libsndfile SF_INFO and optional file size.
int16_t	effectiveBitsPerSample (int pSfFormatFull)
	Nominal bits per sample for decoded/interleaved int I/O via libsndfile.
int64_t	maxSampleValueForFormat (int16_t pBitsPerSample)
	Maximum PCM magnitude for clamping ints passed to sf_writef_*.
std::string	formatErrorSuffix (SNDFILE *pSndOrNull)
bool	formatHasMajorMinor (int pFullFormat, int pMajorMask, int pMinorMask)
std::uintmax_t	safeFileSize (const std::string &pPath)
std::vector< char >	peekFilePrefix (const std::string &pPath, std::size_t pMaxLen)

Function Documentation

effectiveBitsPerSample()

int16_t EOUtils::sndfile_detail::effectiveBitsPerSample

(

int

pSfFormatFull

)

Nominal bits per sample for decoded/interleaved int I/O via libsndfile.

Referenced by sfInfoToAudioFileInfo().

formatErrorSuffix()

std::string EOUtils::sndfile_detail::formatErrorSuffix

(

SNDFILE *

pSndOrNull

)

Referenced by EOUtils::sfSetViaRw(), and EOUtils::SndFileBackedMetadataAudioFile::writeSample_int64().

formatHasMajorMinor()

bool EOUtils::sndfile_detail::formatHasMajorMinor	(	int	pFullFormat,
		int	pMajorMask,
		int	pMinorMask )

Referenced by EOUtils::MP3FileInfo::read(), EOUtils::OggFileInfo::read(), EOUtils::MP3File::readFormatMatches(), and EOUtils::OggFile::readFormatMatches().

maxSampleValueForFormat()

int64_t EOUtils::sndfile_detail::maxSampleValueForFormat

(

int16_t

pBitsPerSample

)

Maximum PCM magnitude for clamping ints passed to sf_writef_*.

Referenced by EOUtils::SndFileBackedMetadataAudioFile::getHighestSampleValue_int64(), EOUtils::SndFileBackedMetadataAudioFile::getNextSample_int64(), EOUtils::SndFileBackedMetadataAudioFile::maxValueForSampleSize(), and EOUtils::SndFileBackedMetadataAudioFile::writeSample_int64().

peekFilePrefix()

std::vector< char > EOUtils::sndfile_detail::peekFilePrefix	(	const std::string &	pPath,
		std::size_t	pMaxLen )

Referenced by EOUtils::AiffFileInfo::sniffFileHeader(), EOUtils::MP3FileInfo::sniffFileHeader(), and EOUtils::OggFileInfo::sniffFileHeader().

safeFileSize()

std::uintmax_t EOUtils::sndfile_detail::safeFileSize

(

const std::string &

pPath

)

Referenced by EOUtils::SndFileBackedMetadataAudioFile::open(), EOUtils::AiffFileInfo::read(), EOUtils::MP3FileInfo::read(), and EOUtils::OggFileInfo::read().

sfInfoToAudioFileInfo()

void EOUtils::sndfile_detail::sfInfoToAudioFileInfo	(	const SF_INFO &	pSf,
		std::uintmax_t	pFileSizeBytes,
		AudioFileInfo &	pOut )

Fills AudioFileInfo from libsndfile SF_INFO and optional file size.

References EOUtils::AudioFileInfo::BitsPerSample(), EOUtils::AudioFileInfo::ByteRate(), EOUtils::AudioFileInfo::BytesPerSecond(), effectiveBitsPerSample(), EOUtils::AudioFileInfo::FileSize(), EOUtils::AudioFileInfo::NumChannels(), and EOUtils::AudioFileInfo::SampleRateHz().

Referenced by EOUtils::SndFileBackedMetadataAudioFile::open(), EOUtils::AiffFileInfo::read(), EOUtils::MP3FileInfo::read(), and EOUtils::OggFileInfo::read().