Add support for 10- and 12-bit planar Y'CbCr inputs.

[movit] / ycbcr_input_test.cpp

diff --git a/ycbcr_input_test.cpp b/ycbcr_input_test.cpp
index 7792b289ef6c1e43e8fd06cdc12dab700e412a46..1d1e23e47b2043f96e98b0c9bb214fe39f96c798 100644 (file)
--- a/ycbcr_input_test.cpp
+++ b/ycbcr_input_test.cpp
@@ -858,4 +858,69 @@ TEST(YCbCrInputTest, TenBitInterleaved) {
        expect_equal(expected_data, out_data, 4 * width, height, 0.002, 0.0003);
 }
 
+TEST(YCbCrInputTest, TenBitPlanar) {
+       const int width = 1;
+       const int height = 5;
+
+       // The same data as TenBitInterleaved, but split.
+       uint16_t y[width * height] = {
+                 64,
+                940,
+                250,
+                691,
+                127,
+       };
+       uint16_t cb[width * height] = {
+                512,
+                512,
+                409,
+                167,
+                960,
+       };
+       uint16_t cr[width * height] = {
+                512,
+                512,
+                960,
+                105,
+                471,
+       };
+       float expected_data[4 * width * height] = {
+               0.0, 0.0, 0.0, 1.0,
+               1.0, 1.0, 1.0, 1.0,
+               1.0, 0.0, 0.0, 1.0,
+               0.0, 1.0, 0.0, 1.0,
+               0.0, 0.0, 1.0, 1.0,
+       };
+       float out_data[4 * width * height];
+
+       EffectChainTester tester(NULL, width, height);
+
+       ImageFormat format;
+       format.color_space = COLORSPACE_sRGB;
+       format.gamma_curve = GAMMA_sRGB;
+
+       YCbCrFormat ycbcr_format;
+       ycbcr_format.luma_coefficients = YCBCR_REC_709;
+       ycbcr_format.full_range = false;
+       ycbcr_format.num_levels = 1024;  // 10-bit.
+       ycbcr_format.chroma_subsampling_x = 1;
+       ycbcr_format.chroma_subsampling_y = 1;
+       ycbcr_format.cb_x_position = 0.5f;
+       ycbcr_format.cb_y_position = 0.5f;
+       ycbcr_format.cr_x_position = 0.5f;
+       ycbcr_format.cr_y_position = 0.5f;
+
+       YCbCrInput *input = new YCbCrInput(format, ycbcr_format, width, height, YCBCR_INPUT_PLANAR, GL_UNSIGNED_SHORT);
+       input->set_pixel_data(0, y);
+       input->set_pixel_data(1, cb);
+       input->set_pixel_data(2, cr);
+       tester.get_chain()->add_input(input);
+
+       tester.run(out_data, GL_RGBA, COLORSPACE_sRGB, GAMMA_sRGB);
+
+       // We can set much tighter limits on this than 8-bit Y'CbCr;
+       // even tighter than the default limits.
+       expect_equal(expected_data, out_data, 4 * width, height, 0.002, 0.0003);
+}
+
 }  // namespace movit