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// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef MEDIA_GPU_VAAPI_TEST_UTILS_H_
#define MEDIA_GPU_VAAPI_TEST_UTILS_H_
#include <stddef.h>
#include <stdint.h>
#include <va/va.h>
#include <string>
// This has to be included first.
// See http://code.google.com/p/googletest/issues/detail?id=371
#include "testing/gtest/include/gtest/gtest.h"
#include "base/stl_util.h"
#include "ui/gfx/geometry/size.h"
namespace media {
class ScopedVAImage;
namespace vaapi_test_utils {
struct TestParam {
const char* test_name;
const char* filename;
};
std::string TestParamToString(
const testing::TestParamInfo<TestParam>& param_info);
constexpr size_t kMaxNumberPlanes = base::size(VAImage().pitches);
static_assert(kMaxNumberPlanes <= 3u, "The number of planes should be <= 3");
static_assert(
base::size(VAImage().pitches) == base::size(VAImage().offsets),
"The number of VAImage pitches is not equal to the number of offsets");
// A structure to hold generic image decodes in planar format.
struct DecodedImage {
uint32_t fourcc;
uint32_t number_of_planes; // Can not be greater than kMaxNumberPlanes.
gfx::Size size;
struct {
uint8_t* data;
int stride;
} planes[kMaxNumberPlanes];
};
// Takes a ScopedVAImage and returns a DecodedImage object that represents
// the same decoded result.
DecodedImage ScopedVAImageToDecodedImage(const ScopedVAImage* scoped_va_image);
// Compares the result of sw decoding |reference_image| with |hw_decoded_image|
// using SSIM. Returns true if all conversions work and SSIM is at least
// |min_ssim|, or false otherwise. Note that |reference_image| must be given in
// I420 format.
bool CompareImages(const DecodedImage& reference_image,
const DecodedImage& hw_decoded_image,
double min_ssim = 0.995);
} // namespace vaapi_test_utils
} // namespace media
#endif // MEDIA_GPU_VAAPI_TEST_UTILS_H_
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