EffectChainTester(const float *data, unsigned width, unsigned height,
MovitPixelFormat pixel_format = FORMAT_GRAYSCALE,
Colorspace color_space = COLORSPACE_sRGB,
EffectChainTester(const float *data, unsigned width, unsigned height,
MovitPixelFormat pixel_format = FORMAT_GRAYSCALE,
Colorspace color_space = COLORSPACE_sRGB,