tester.add_ycbcr_output(format, OUTPUT_ALPHA_FORMAT_POSTMULTIPLIED, ycbcr_format, YCBCR_OUTPUT_INTERLEAVED, GL_UNSIGNED_SHORT);
tester.run(out_data, GL_RGBA, COLORSPACE_sRGB, GAMMA_sRGB);
tester.add_ycbcr_output(format, OUTPUT_ALPHA_FORMAT_POSTMULTIPLIED, ycbcr_format, YCBCR_OUTPUT_INTERLEAVED, GL_UNSIGNED_SHORT);
tester.run(out_data, GL_RGBA, COLORSPACE_sRGB, GAMMA_sRGB);