ImageSourceRef loadImage( DataSourceRef dataSource, ImageSource::Options options, string extension )
{
#if defined( CINDER_COCOA )
cocoa::SafeNsAutoreleasePool autorelease;
#endif
if( extension.empty() )
extension = getPathExtension( dataSource->getFilePathHint() );
return ImageIoRegistrar::createSource( dataSource, options, extension );
}
std::unique_ptr<TargetFile> TargetFile::create( const DataTargetRef &dataTarget, size_t sampleRate, size_t numChannels, const std::string &extension )
{
std::string ext = ( ! extension.empty() ? extension : getPathExtension( dataTarget->getFilePathHint() ) );
#if defined( CINDER_COCOA )
return std::unique_ptr<TargetFile>( new cocoa::TargetFileCoreAudio( dataTarget, sampleRate, numChannels, ext ) );
#elif defined( CINDER_MSW )
return std::unique_ptr<TargetFile>(); // TODO
// return std::unique_ptr<TargetFile>( new msw::TargetFileMediaFoundation( dataTarget, sampleRate, numChannels, ext ) );
#endif
}
void writeImage( DataTargetRef dataTarget, const ImageSourceRef &imageSource, ImageTarget::Options options, string extension )
{
#if defined( CINDER_COCOA ) // this is necessary to limit the lifetime of the objc-based loader's allocations
cocoa::SafeNsAutoreleasePool autorelease;
#endif
if( extension.empty() )
extension = getPathExtension( dataTarget->getFilePathHint() );
ImageTargetRef imageTarget = ImageIoRegistrar::createTarget( dataTarget, imageSource, options, extension );
if( imageTarget ) {
writeImage( imageTarget, imageSource );
}
else
throw ImageIoExceptionUnknownExtension();
}
// static
unique_ptr<SourceFile> SourceFile::create( const DataSourceRef &dataSource, size_t sampleRate )
{
unique_ptr<SourceFile> result;
if( getPathExtension( dataSource->getFilePathHint().extension().string() ) == "ogg" )
result.reset( new SourceFileOggVorbis( dataSource, sampleRate ) );
else {
#if defined( CINDER_COCOA )
result.reset( new cocoa::SourceFileCoreAudio( dataSource, sampleRate ) );
#elif defined( CINDER_MSW )
result.reset( new msw::SourceFileMediaFoundation( dataSource, sampleRate ) );
#endif
}
if( result )
result->setupSampleRateConversion();
return result;
}
