blob: a3bf9e30fd8ce18fbdfcf06b04c9379a3a0b6b07 [file] [log] [blame]
/*
* Copyright (c) 2012 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 <memory>
#include "api/video/i420_buffer.h"
#include "common_types.h" // NOLINT(build/include)
#include "modules/video_coding/codecs/test/mock/mock_packet_manipulator.h"
#include "modules/video_coding/codecs/test/videoprocessor.h"
#include "modules/video_coding/include/mock/mock_video_codec_interface.h"
#include "modules/video_coding/include/video_coding.h"
#include "rtc_base/ptr_util.h"
#include "test/gmock.h"
#include "test/gtest.h"
#include "test/testsupport/mock/mock_frame_reader.h"
#include "test/testsupport/mock/mock_frame_writer.h"
#include "test/testsupport/packet_reader.h"
#include "test/testsupport/unittest_utils.h"
#include "test/video_codec_settings.h"
#include "typedefs.h" // NOLINT(build/include)
using ::testing::_;
using ::testing::ElementsAre;
using ::testing::Property;
using ::testing::Return;
namespace webrtc {
namespace test {
namespace {
const int kWidth = 352;
const int kHeight = 288;
const int kFrameSize = kWidth * kHeight * 3 / 2; // I420.
} // namespace
class VideoProcessorTest : public testing::Test {
protected:
VideoProcessorTest() {
// Get a codec configuration struct and configure it.
webrtc::test::CodecSettings(kVideoCodecVP8, &config_.codec_settings);
config_.codec_settings.width = kWidth;
config_.codec_settings.height = kHeight;
ExpectInit();
EXPECT_CALL(frame_reader_mock_, FrameLength())
.WillRepeatedly(Return(kFrameSize));
video_processor_ = rtc::MakeUnique<VideoProcessor>(
&encoder_mock_, &decoder_mock_, &frame_reader_mock_,
&frame_writer_mock_, &packet_manipulator_mock_, config_, &stats_,
nullptr /* encoded_frame_writer */, nullptr /* decoded_frame_writer */);
}
void ExpectInit() {
EXPECT_CALL(encoder_mock_, InitEncode(_, _, _)).Times(1);
EXPECT_CALL(encoder_mock_, RegisterEncodeCompleteCallback(_)).Times(1);
EXPECT_CALL(decoder_mock_, InitDecode(_, _)).Times(1);
EXPECT_CALL(decoder_mock_, RegisterDecodeCompleteCallback(_)).Times(1);
}
void ExpectRelease() {
EXPECT_CALL(encoder_mock_, Release()).Times(1);
EXPECT_CALL(encoder_mock_, RegisterEncodeCompleteCallback(_)).Times(1);
EXPECT_CALL(decoder_mock_, Release()).Times(1);
EXPECT_CALL(decoder_mock_, RegisterDecodeCompleteCallback(_)).Times(1);
}
TestConfig config_;
MockVideoEncoder encoder_mock_;
MockVideoDecoder decoder_mock_;
MockFrameReader frame_reader_mock_;
MockFrameWriter frame_writer_mock_;
MockPacketManipulator packet_manipulator_mock_;
Stats stats_;
std::unique_ptr<VideoProcessor> video_processor_;
};
TEST_F(VideoProcessorTest, InitRelease) {
ExpectRelease();
}
TEST_F(VideoProcessorTest, ProcessFrames_FixedFramerate) {
const int kBitrateKbps = 456;
const int kFramerateFps = 31;
EXPECT_CALL(encoder_mock_, SetRateAllocation(_, kFramerateFps))
.Times(1)
.WillOnce(Return(0));
video_processor_->SetRates(kBitrateKbps, kFramerateFps);
EXPECT_CALL(frame_reader_mock_, ReadFrame())
.WillRepeatedly(Return(I420Buffer::Create(kWidth, kHeight)));
EXPECT_CALL(
encoder_mock_,
Encode(Property(&VideoFrame::timestamp, 1 * 90000 / kFramerateFps), _, _))
.Times(1);
video_processor_->ProcessFrame();
EXPECT_CALL(
encoder_mock_,
Encode(Property(&VideoFrame::timestamp, 2 * 90000 / kFramerateFps), _, _))
.Times(1);
video_processor_->ProcessFrame();
ExpectRelease();
}
TEST_F(VideoProcessorTest, ProcessFrames_VariableFramerate) {
const int kBitrateKbps = 456;
const int kStartFramerateFps = 27;
EXPECT_CALL(encoder_mock_, SetRateAllocation(_, kStartFramerateFps))
.Times(1)
.WillOnce(Return(0));
video_processor_->SetRates(kBitrateKbps, kStartFramerateFps);
EXPECT_CALL(frame_reader_mock_, ReadFrame())
.WillRepeatedly(Return(I420Buffer::Create(kWidth, kHeight)));
EXPECT_CALL(encoder_mock_, Encode(Property(&VideoFrame::timestamp,
1 * 90000 / kStartFramerateFps),
_, _))
.Times(1);
video_processor_->ProcessFrame();
const int kNewFramerateFps = 13;
EXPECT_CALL(encoder_mock_, SetRateAllocation(_, kNewFramerateFps))
.Times(1)
.WillOnce(Return(0));
video_processor_->SetRates(kBitrateKbps, kNewFramerateFps);
EXPECT_CALL(encoder_mock_, Encode(Property(&VideoFrame::timestamp,
2 * 90000 / kNewFramerateFps),
_, _))
.Times(1);
video_processor_->ProcessFrame();
ExpectRelease();
}
TEST_F(VideoProcessorTest, SetRates) {
const int kBitrateKbps = 123;
const int kFramerateFps = 17;
EXPECT_CALL(encoder_mock_,
SetRateAllocation(
Property(&BitrateAllocation::get_sum_kbps, kBitrateKbps),
kFramerateFps))
.Times(1);
video_processor_->SetRates(kBitrateKbps, kFramerateFps);
EXPECT_THAT(video_processor_->NumberDroppedFramesPerRateUpdate(),
ElementsAre(0));
EXPECT_THAT(video_processor_->NumberSpatialResizesPerRateUpdate(),
ElementsAre(0));
const int kNewBitrateKbps = 456;
const int kNewFramerateFps = 34;
EXPECT_CALL(encoder_mock_,
SetRateAllocation(
Property(&BitrateAllocation::get_sum_kbps, kNewBitrateKbps),
kNewFramerateFps))
.Times(1);
video_processor_->SetRates(kNewBitrateKbps, kNewFramerateFps);
EXPECT_THAT(video_processor_->NumberDroppedFramesPerRateUpdate(),
ElementsAre(0, 0));
EXPECT_THAT(video_processor_->NumberSpatialResizesPerRateUpdate(),
ElementsAre(0, 0));
ExpectRelease();
}
} // namespace test
} // namespace webrtc