- fix for black frames as per https://github.com/BradLarson/GPUImage/issues/1255#issuecomment-68141433
- fix for black frames as per https://github.com/BradLarson/GPUImage/issues/1255#issuecomment-68141433

zakinaeem/GPUImage,zakinaeem/GPUImage,zakinaeem/GPUImage