Function loadStreamBuffer

src/cinder/Stream.cpp:733–765

}

BufferRef loadStreamBuffer( IStreamRef is )
{
	// prevent crash if stream is not valid
	if( ! is )
		throw StreamExc();

	off_t fileSize = is->size();
	if( fileSize > std::numeric_limits<off_t>::max() )
		throw StreamExcOutOfMemory();
	
	if( fileSize ) { // sometimes fileSize will be zero for a stream that doesn't know how big it is
		auto result = std::make_shared<Buffer>( fileSize );
		is->readDataAvailable( result->getData(), static_cast<size_t>( fileSize ) );

		return result;
	}
	else {
		const size_t bufferSize = 4096;
		size_t offset = 0;
		auto result = std::make_shared<Buffer>( bufferSize );

		while( ! is->isEof() ) {
			if( offset + bufferSize > result->getAllocatedSize() )
				result->resize( std::max( (size_t)( result->getAllocatedSize() * 1.5f ), offset + bufferSize ) );

			size_t bytesRead = is->readDataAvailable( reinterpret_cast<uint8_t*>( result->getData() ) + offset, bufferSize );
			offset += bytesRead;
			result->setSize( offset );
		}

		return result;
	}
}

#if defined( CINDER_ANDROID )
IStreamAndroidAssetRef loadAndroidAssetStream( const fs::path &path )