#include <assert.h>
-#include <gtest/gtest-message.h>
#include <math.h>
#include <stdio.h>
#include <algorithm>
-#include <ostream>
#include "flat_input.h"
+#include "glew.h"
#include "gtest/gtest.h"
+#include "gtest/gtest-message.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<class T>
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]);
}
}
}
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);
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;
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