X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=test_util.cpp;h=d7e4fede1586723a9037792b431f1459989f58ae;hp=190af9559bb8fa302e0cf7bd6251f8a277ab0488;hb=a5f32397f9c23fa8644fe195865d6c36685cf866;hpb=ad66f9714e4a36008c341355700272a52484a785 diff --git a/test_util.cpp b/test_util.cpp index 190af95..d7e4fed 100644 --- a/test_util.cpp +++ b/test_util.cpp @@ -1,19 +1,35 @@ #include -#include #include #include #include +#include +#include +#include #include "flat_input.h" -#include "gtest/gtest.h" #include "init.h" +#include "resource_pool.h" #include "test_util.h" #include "util.h" +using namespace std; + +namespace movit { + class Input; namespace { +// Not thread-safe, but this isn't a big problem for testing. +ResourcePool *get_static_pool() +{ + static ResourcePool *resource_pool = NULL; + if (!resource_pool) { + resource_pool = new ResourcePool(); + } + return resource_pool; +} + // Flip upside-down to compensate for different origin. template void vertical_flip(T *data, unsigned width, unsigned height) @@ -21,7 +37,7 @@ void vertical_flip(T *data, unsigned width, unsigned height) for (unsigned y = 0; y < height / 2; ++y) { unsigned flip_y = height - y - 1; for (unsigned x = 0; x < width; ++x) { - std::swap(data[y * width + x], data[flip_y * width + x]); + swap(data[y * width + x], data[flip_y * width + x]); } } } @@ -31,19 +47,29 @@ void vertical_flip(T *data, unsigned width, unsigned height) EffectChainTester::EffectChainTester(const float *data, unsigned width, unsigned height, MovitPixelFormat pixel_format, Colorspace color_space, GammaCurve gamma_curve, GLenum framebuffer_format) - : chain(width, height), width(width), height(height), finalized(false) + : chain(width, height, get_static_pool()), width(width), height(height), finalized(false) { - init_movit(".", MOVIT_DEBUG_ON); + CHECK(init_movit(".", MOVIT_DEBUG_OFF)); if (data != NULL) { add_input(data, pixel_format, color_space, gamma_curve); } + GLuint type; + if (framebuffer_format == GL_RGBA8) { + type = GL_UNSIGNED_BYTE; + } else if (framebuffer_format == GL_RGBA16F || framebuffer_format == GL_RGBA32F) { + type = GL_FLOAT; + } else { + // Add more here as needed. + assert(false); + } + glGenTextures(1, &texnum); check_error(); glBindTexture(GL_TEXTURE_2D, texnum); check_error(); - glTexImage2D(GL_TEXTURE_2D, 0, framebuffer_format, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); + glTexImage2D(GL_TEXTURE_2D, 0, framebuffer_format, width, height, 0, GL_RGBA, type, NULL); check_error(); glGenFramebuffers(1, &fbo); @@ -69,25 +95,39 @@ EffectChainTester::~EffectChainTester() check_error(); } -Input *EffectChainTester::add_input(const float *data, MovitPixelFormat pixel_format, Colorspace color_space, GammaCurve gamma_curve) +Input *EffectChainTester::add_input(const float *data, MovitPixelFormat pixel_format, Colorspace color_space, GammaCurve gamma_curve, int input_width, int input_height) { ImageFormat format; format.color_space = color_space; format.gamma_curve = gamma_curve; - FlatInput *input = new FlatInput(format, pixel_format, GL_FLOAT, width, height); + if (input_width == -1) { + input_width = width; + } + if (input_height == -1) { + input_height = height; + } + + FlatInput *input = new FlatInput(format, pixel_format, GL_FLOAT, input_width, input_height); input->set_pixel_data(data); chain.add_input(input); return input; } -Input *EffectChainTester::add_input(const unsigned char *data, MovitPixelFormat pixel_format, Colorspace color_space, GammaCurve gamma_curve) +Input *EffectChainTester::add_input(const unsigned char *data, MovitPixelFormat pixel_format, Colorspace color_space, GammaCurve gamma_curve, int input_width, int input_height) { ImageFormat format; format.color_space = color_space; format.gamma_curve = gamma_curve; - FlatInput *input = new FlatInput(format, pixel_format, GL_UNSIGNED_BYTE, width, height); + if (input_width == -1) { + input_width = width; + } + if (input_height == -1) { + input_height = height; + } + + FlatInput *input = new FlatInput(format, pixel_format, GL_UNSIGNED_BYTE, input_width, input_height); input->set_pixel_data(data); chain.add_input(input); return input; @@ -102,7 +142,30 @@ void EffectChainTester::run(float *out_data, GLenum format, Colorspace color_spa chain.render_to_fbo(fbo, width, height); glBindFramebuffer(GL_FRAMEBUFFER, fbo); - glReadPixels(0, 0, width, height, format, GL_FLOAT, out_data); + check_error(); + if (!epoxy_is_desktop_gl() && (format == GL_RED || format == GL_BLUE || format == GL_ALPHA)) { + // GLES will only read GL_RGBA. + float *temp = new float[width * height * 4]; + glReadPixels(0, 0, width, height, GL_RGBA, GL_FLOAT, temp); + check_error(); + if (format == GL_ALPHA) { + for (int i = 0; i < width * height; ++i) { + out_data[i] = temp[i * 4 + 3]; + } + } else if (format == GL_BLUE) { + for (int i = 0; i < width * height; ++i) { + out_data[i] = temp[i * 4 + 2]; + } + } else { + for (int i = 0; i < width * height; ++i) { + out_data[i] = temp[i * 4]; + } + } + delete[] temp; + } else { + glReadPixels(0, 0, width, height, format, GL_FLOAT, out_data); + check_error(); + } if (format == GL_RGBA) { width *= 4; @@ -120,7 +183,30 @@ void EffectChainTester::run(unsigned char *out_data, GLenum format, Colorspace c chain.render_to_fbo(fbo, width, height); glBindFramebuffer(GL_FRAMEBUFFER, fbo); - glReadPixels(0, 0, width, height, format, GL_UNSIGNED_BYTE, out_data); + check_error(); + if (!epoxy_is_desktop_gl() && (format == GL_RED || format == GL_BLUE || format == GL_ALPHA)) { + // GLES will only read GL_RGBA. + unsigned char *temp = new unsigned char[width * height * 4]; + glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, temp); + check_error(); + if (format == GL_ALPHA) { + for (int i = 0; i < width * height; ++i) { + out_data[i] = temp[i * 4 + 3]; + } + } else if (format == GL_BLUE) { + for (int i = 0; i < width * height; ++i) { + out_data[i] = temp[i * 4 + 2]; + } + } else { + for (int i = 0; i < width * height; ++i) { + out_data[i] = temp[i * 4]; + } + } + delete[] temp; + } else { + glReadPixels(0, 0, width, height, format, GL_UNSIGNED_BYTE, out_data); + check_error(); + } if (format == GL_RGBA) { width *= 4; @@ -207,3 +293,28 @@ void expect_equal(const unsigned char *ref, const unsigned char *result, unsigne delete[] ref_float; delete[] result_float; } + +void test_accuracy(const float *expected, const float *result, unsigned num_values, double absolute_error_limit, double relative_error_limit, double local_relative_error_limit, double rms_limit) +{ + double squared_difference = 0.0; + for (unsigned i = 0; i < num_values; ++i) { + double absolute_error = fabs(expected[i] - result[i]); + squared_difference += absolute_error * absolute_error; + EXPECT_LT(absolute_error, absolute_error_limit); + + if (expected[i] > 0.0) { + double relative_error = fabs(absolute_error / expected[i]); + + EXPECT_LT(relative_error, relative_error_limit); + } + if (i < num_values - 1) { + double delta = expected[i + 1] - expected[i]; + double local_relative_error = fabs(absolute_error / delta); + EXPECT_LT(local_relative_error, local_relative_error_limit); + } + } + double rms = sqrt(squared_difference) / num_values; + EXPECT_LT(rms, rms_limit); +} + +} // namespace movit