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/*
* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <stdint.h>
#include <memory>
#include "absl/types/optional.h"
#include "api/video/color_space.h"
#include "api/video/encoded_image.h"
#include "api/video/video_frame.h"
#include "api/video_codecs/video_codec.h"
#include "api/video_codecs/video_decoder.h"
#include "api/video_codecs/video_encoder.h"
#include "common_video/libyuv/include/webrtc_libyuv.h"
#include "media/base/codec.h"
#include "media/base/media_constants.h"
#include "modules/video_coding/codecs/h264/include/h264.h"
#include "modules/video_coding/codecs/test/video_codec_unittest.h"
#include "modules/video_coding/include/video_codec_interface.h"
#include "modules/video_coding/include/video_error_codes.h"
#include "test/gtest.h"
#include "test/video_codec_settings.h"
namespace webrtc {
class TestH264Impl : public VideoCodecUnitTest {
protected:
std::unique_ptr<VideoEncoder> CreateEncoder() override {
return CreateH264Encoder(env_);
}
std::unique_ptr<VideoDecoder> CreateDecoder() override {
return H264Decoder::Create();
}
void ModifyCodecSettings(VideoCodec* codec_settings) override {
webrtc::test::CodecSettings(kVideoCodecH264, codec_settings);
}
};
#ifdef WEBRTC_USE_H264
#define MAYBE_EncodeDecode EncodeDecode
#define MAYBE_DecodedQpEqualsEncodedQp DecodedQpEqualsEncodedQp
#else
#define MAYBE_EncodeDecode DISABLED_EncodeDecode
#define MAYBE_DecodedQpEqualsEncodedQp DISABLED_DecodedQpEqualsEncodedQp
#endif
TEST_F(TestH264Impl, MAYBE_EncodeDecode) {
VideoFrame input_frame = NextInputFrame();
EXPECT_EQ(WEBRTC_VIDEO_CODEC_OK, encoder_->Encode(input_frame, nullptr));
EncodedImage encoded_frame;
CodecSpecificInfo codec_specific_info;
ASSERT_TRUE(WaitForEncodedFrame(&encoded_frame, &codec_specific_info));
// First frame should be a key frame.
encoded_frame._frameType = VideoFrameType::kVideoFrameKey;
EXPECT_EQ(WEBRTC_VIDEO_CODEC_OK, decoder_->Decode(encoded_frame, 0));
std::unique_ptr<VideoFrame> decoded_frame;
absl::optional<uint8_t> decoded_qp;
ASSERT_TRUE(WaitForDecodedFrame(&decoded_frame, &decoded_qp));
ASSERT_TRUE(decoded_frame);
EXPECT_GT(I420PSNR(&input_frame, decoded_frame.get()), 36);
const ColorSpace color_space = *decoded_frame->color_space();
EXPECT_EQ(ColorSpace::PrimaryID::kUnspecified, color_space.primaries());
EXPECT_EQ(ColorSpace::TransferID::kUnspecified, color_space.transfer());
EXPECT_EQ(ColorSpace::MatrixID::kUnspecified, color_space.matrix());
EXPECT_EQ(ColorSpace::RangeID::kInvalid, color_space.range());
EXPECT_EQ(ColorSpace::ChromaSiting::kUnspecified,
color_space.chroma_siting_horizontal());
EXPECT_EQ(ColorSpace::ChromaSiting::kUnspecified,
color_space.chroma_siting_vertical());
}
TEST_F(TestH264Impl, MAYBE_DecodedQpEqualsEncodedQp) {
EXPECT_EQ(WEBRTC_VIDEO_CODEC_OK, encoder_->Encode(NextInputFrame(), nullptr));
EncodedImage encoded_frame;
CodecSpecificInfo codec_specific_info;
ASSERT_TRUE(WaitForEncodedFrame(&encoded_frame, &codec_specific_info));
// First frame should be a key frame.
encoded_frame._frameType = VideoFrameType::kVideoFrameKey;
EXPECT_EQ(WEBRTC_VIDEO_CODEC_OK, decoder_->Decode(encoded_frame, 0));
std::unique_ptr<VideoFrame> decoded_frame;
absl::optional<uint8_t> decoded_qp;
ASSERT_TRUE(WaitForDecodedFrame(&decoded_frame, &decoded_qp));
ASSERT_TRUE(decoded_frame);
ASSERT_TRUE(decoded_qp);
EXPECT_EQ(encoded_frame.qp_, *decoded_qp);
}
} // namespace webrtc