If all inputs to an effect have the same input size, use that instead of fitting...

[movit] / effect_chain_test.cpp

diff --git a/effect_chain_test.cpp b/effect_chain_test.cpp
index 762447aad99018bcb885fc3651fb00a46df89a48..c17ec890ec9a0282dd036fa6ac51afb89c6177e9 100644 (file)
--- a/effect_chain_test.cpp
+++ b/effect_chain_test.cpp
@@ -771,6 +771,37 @@ public:
        int input_width, input_height;
 };
 
+TEST(EffectChainTest, SameInputsGiveSameOutputs) {
+       float data[2 * 2] = {
+               0.0f, 0.0f,
+               0.0f, 0.0f,
+       };
+       float out_data[2 * 2];
+       
+       EffectChainTester tester(NULL, 4, 3);  // Note non-square aspect.
+
+       ImageFormat format;
+       format.color_space = COLORSPACE_sRGB;
+       format.gamma_curve = GAMMA_LINEAR;
+
+       FlatInput *input1 = new FlatInput(format, FORMAT_GRAYSCALE, GL_FLOAT, 2, 2);
+       input1->set_pixel_data(data);
+       
+       FlatInput *input2 = new FlatInput(format, FORMAT_GRAYSCALE, GL_FLOAT, 2, 2);
+       input2->set_pixel_data(data);
+
+       SizeStoringEffect *input_store = new SizeStoringEffect();
+
+       tester.get_chain()->add_input(input1);
+       tester.get_chain()->add_input(input2);
+       tester.get_chain()->add_effect(new AddEffect(), input1, input2);
+       tester.get_chain()->add_effect(input_store);
+       tester.run(out_data, GL_RED, COLORSPACE_sRGB, GAMMA_LINEAR);
+
+       EXPECT_EQ(2, input_store->input_width);
+       EXPECT_EQ(2, input_store->input_height);
+}
+
 TEST(EffectChainTest, AspectRatioConversion) {
        float data1[4 * 3] = {
                0.0f, 0.0f, 0.0f, 0.0f,