Method imageData

src/IECoreImage/MPlayDisplayDriver.cpp:235–268

}

void MPlayDisplayDriver::imageData( const Imath::Box2i &box, const float *data, size_t dataSize )
{
	for( size_t planeIndex = 0; planeIndex < m_planes.size(); planeIndex++ )
	{
		const Plane &plane = m_planes[planeIndex];

		TileHeader planeHeader( planeIndex );
		fwrite( &planeHeader, sizeof( planeHeader ), 1, m_imDisplayStdIn );

		TileHeader tileHeader( box );
		fwrite( &tileHeader, sizeof( tileHeader ), 1, m_imDisplayStdIn );

		const size_t numPixels = ( box.size().x + 1 ) * ( box.size().y + 1 );

		// need to create interleaved data for the channels in the current plane
		std::vector<float> planeData( plane.channelIndices.size() * numPixels );
		const float *in = data;
		float *out = &planeData[0];
		const size_t numInChannels = channelNames().size();
		const size_t numOutChannels = plane.channelIndices.size();

		for( size_t i=0; i<numPixels; ++i )
		{
			for( size_t c=0; c<numOutChannels; ++c )
			{
				*out++ = in[plane.channelIndices[c]];

			}
			in += numInChannels;
		}

		fwrite( &planeData[0], sizeof( float ), planeData.size(), m_imDisplayStdIn );
	}
}

void MPlayDisplayDriver::imageClose()
{