Result SoundSourceSndFile::open() {
#ifdef __WINDOWS__
// Pointer valid until string changed
LPCWSTR lpcwFilename = (LPCWSTR)getFilename().utf16();
fh = sf_wchar_open(lpcwFilename, SFM_READ, &info);
#else
const QByteArray qbaFilename(getFilename().toLocal8Bit());
fh = sf_open(qbaFilename.constData(), SFM_READ, &info);
#endif
if (fh == NULL) { // sf_format_check is only for writes
qWarning() << "libsndfile: Error opening file" << getFilename() << sf_strerror(fh);
return ERR;
}
if (sf_error(fh)>0) {
qWarning() << "libsndfile: Error opening file" << getFilename() << sf_strerror(fh);
return ERR;
}
channels = info.channels;
setSampleRate(info.samplerate);
// This is the 'virtual' filelength. No matter how many channels the file
// actually has, we pretend it has 2.
filelength = info.frames * 2; // File length with two interleaved channels
return OK;
}
static void
wchar_test (void)
{
#if OS_IS_WIN32
SNDFILE * file ;
SF_INFO info ;
LPCWSTR filename = L"test.wav" ;
print_test_name (__func__, "test.wav") ;
info.format = SF_FORMAT_WAV | SF_FORMAT_PCM_16 ;
info.channels = 1 ;
info.samplerate = 44100 ;
file = sf_wchar_open (filename, SFM_WRITE, &info) ;
exit_if_true (file == NULL, "\n\nLine %d : sf_wchar_open failed : %s\n\n", __LINE__, sf_strerror (NULL)) ;
sf_close (file) ;
/* This should check that the file did in fact get created with a
** wchar_t * filename.
*/
exit_if_true (
GetFileAttributesW (filename) == INVALID_FILE_ATTRIBUTES,
"\n\nLine %d : GetFileAttributes failed.\n\n", __LINE__
) ;
/* Use this because the file was created with CreateFileW. */
DeleteFileW (filename) ;
puts ("ok") ;
#endif
} /* wchar_test */
Result SoundSourceSndFile::tryOpen(const AudioSourceConfig& /*audioSrcCfg*/) {
DEBUG_ASSERT(!m_pSndFile);
SF_INFO sfInfo;
#ifdef __WINDOWS__
// Pointer valid until string changed
const QString fileName(getLocalFileName());
LPCWSTR lpcwFilename = (LPCWSTR) fileName.utf16();
m_pSndFile = sf_wchar_open(lpcwFilename, SFM_READ, &sfInfo);
#else
memset(&sfInfo, 0, sizeof(sfInfo));
m_pSndFile = sf_open(getLocalFileNameBytes().constData(), SFM_READ, &sfInfo);
#endif
if (!m_pSndFile) { // sf_format_check is only for writes
qWarning() << "Error opening libsndfile file:" << getUrlString()
<< sf_strerror(m_pSndFile);
return ERR;
}
if (sf_error(m_pSndFile) > 0) {
qWarning() << "Error opening libsndfile file:" << getUrlString()
<< sf_strerror(m_pSndFile);
return ERR;
}
setChannelCount(sfInfo.channels);
setFrameRate(sfInfo.samplerate);
setFrameCount(sfInfo.frames);
return OK;
}
SNDFILE* sf_openx(const char *path, int mode, SF_INFO *sfinfo)
{
int size;
wchar_t *wp;
size = MultiByteToWideChar(65001, 0, path, -1, 0, 0);
wp = _alloca(size * sizeof(wchar_t));
size = MultiByteToWideChar(65001, 0, path, -1, wp, size);
return sf_wchar_open(wp, mode, sfinfo);
}
SoundSource::OpenResult SoundSourceSndFile::tryOpen(const AudioSourceConfig& /*audioSrcCfg*/) {
DEBUG_ASSERT(!m_pSndFile);
SF_INFO sfInfo;
memset(&sfInfo, 0, sizeof(sfInfo));
#ifdef __WINDOWS__
// Note: we cannot use QString::toStdWString since QT 4 is compiled with
// '/Zc:wchar_t-' flag and QT 5 not
const QString localFileName(QDir::toNativeSeparators(getLocalFileName()));
const ushort* const fileNameUtf16 = localFileName.utf16();
static_assert(sizeof(wchar_t) == sizeof(ushort), "QString::utf16(): wchar_t and ushort have different sizes");
m_pSndFile = sf_wchar_open(
reinterpret_cast<wchar_t*>(const_cast<ushort*>(fileNameUtf16)),
SFM_READ,
&sfInfo);
#else
m_pSndFile = sf_open(getLocalFileName().toLocal8Bit(), SFM_READ, &sfInfo);
#endif
switch (sf_error(m_pSndFile)) {
case SF_ERR_NO_ERROR:
DEBUG_ASSERT(m_pSndFile != nullptr);
break; // continue
case SF_ERR_UNRECOGNISED_FORMAT:
return OpenResult::UNSUPPORTED_FORMAT;
default:
const QString errorMsg(sf_strerror(m_pSndFile));
if (errorMsg.toLower().indexOf("unknown format") != -1) {
// NOTE(uklotzde 2016-05-11): This actually happens when
// trying to open a file with a supported file extension
// that contains data in an unsupported format!
return OpenResult::UNSUPPORTED_FORMAT;
} else {
qWarning() << "Error opening libsndfile file:"
<< getUrlString()
<< errorMsg;
return OpenResult::FAILED;
}
}
setChannelCount(sfInfo.channels);
setSamplingRate(sfInfo.samplerate);
setFrameCount(sfInfo.frames);
return OpenResult::SUCCEEDED;
}
Result SoundSourceSndFile::tryOpen(const AudioSourceConfig& /*audioSrcCfg*/) {
DEBUG_ASSERT(!m_pSndFile);
SF_INFO sfInfo;
memset(&sfInfo, 0, sizeof(sfInfo));
#ifdef __WINDOWS__
// Note: we cannot use QString::toStdWString since QT 4 is compiled with
// '/Zc:wchar_t-' flag and QT 5 not
const QString localFileName(QDir::toNativeSeparators(getLocalFileName()));
const ushort* const fileNameUtf16 = localFileName.utf16();
static_assert(sizeof(wchar_t) == sizeof(ushort), "QString::utf16(): wchar_t and ushort have different sizes");
m_pSndFile = sf_wchar_open(
reinterpret_cast<wchar_t*>(const_cast<ushort*>(fileNameUtf16)),
SFM_READ,
&sfInfo);
#else
m_pSndFile = sf_open(getLocalFileName().toLocal8Bit(), SFM_READ, &sfInfo);
#endif
if (!m_pSndFile) { // sf_format_check is only for writes
qWarning() << "Error opening libsndfile file:" << getUrlString()
<< sf_strerror(m_pSndFile);
return ERR;
}
if (sf_error(m_pSndFile) > 0) {
qWarning() << "Error opening libsndfile file:" << getUrlString()
<< sf_strerror(m_pSndFile);
return ERR;
}
setChannelCount(sfInfo.channels);
setSamplingRate(sfInfo.samplerate);
setFrameCount(sfInfo.frames);
return OK;
}
bool EngineRecord::openFile() {
// Unfortunately, we cannot use QFile for writing WAV and AIFF audio.
if (m_encoding == ENCODING_WAVE || m_encoding == ENCODING_AIFF){
unsigned long samplerate = m_pSamplerate->get();
// set sfInfo
m_sfInfo.samplerate = samplerate;
m_sfInfo.channels = 2;
if (m_encoding == ENCODING_WAVE)
m_sfInfo.format = SF_FORMAT_WAV | SF_FORMAT_PCM_16;
else
m_sfInfo.format = SF_FORMAT_AIFF | SF_FORMAT_PCM_16;
// Creates a new WAVE or AIFF file and writes header information.
#ifdef __WINDOWS__
LPCWSTR lpcwFilename = (LPCWSTR)m_fileName.utf16(); //Pointer valid until string changed
m_pSndfile = sf_wchar_open( lpcwFilename, SFM_WRITE, &m_sfInfo);
#else
QByteArray qbaFilename = m_fileName.toUtf8();
m_pSndfile = sf_open(qbaFilename.data(), SFM_WRITE, &m_sfInfo);
#endif
if (m_pSndfile) {
sf_command(m_pSndfile, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
// Set meta data
int ret;
ret = sf_set_string(m_pSndfile, SF_STR_TITLE, m_baTitle.data());
if(ret != 0)
qDebug("libsndfile: %s", sf_error_number(ret));
ret = sf_set_string(m_pSndfile, SF_STR_ARTIST, m_baAuthor.data());
if(ret != 0)
qDebug("libsndfile: %s", sf_error_number(ret));
ret = sf_set_string(m_pSndfile, SF_STR_COMMENT, m_baAlbum.data());
if(ret != 0)
qDebug("libsndfile: %s", sf_error_number(ret));
}
} else {
// We can use a QFile to write compressed audio.
if (m_pEncoder) {
m_file.setFileName(m_fileName);
m_file.open(QIODevice::WriteOnly);
if (m_file.handle() != -1) {
m_dataStream.setDevice(&m_file);
}
} else {
return false;
}
}
// Check if file is really open.
if (!fileOpen()) {
ErrorDialogProperties* props = ErrorDialogHandler::instance()->newDialogProperties();
props->setType(DLG_WARNING);
props->setTitle(tr("Recording"));
props->setText("<html>"+tr("Could not create audio file for recording!")
+"<p>"+tr("Ensure there is enough free disk space and you have write permission for the Recordings folder.")
+"<p>"+tr("You can change the location of the Recordings folder in Preferences > Recording.")
+"</p></html>");
ErrorDialogHandler::instance()->requestErrorDialog(props);
return false;
}
return true;
}