| // Copyright 2017 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. |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/run_loop.h" |
| #include "base/test/task_environment.h" |
| #include "build/build_config.h" |
| #include "media/base/decoder_buffer.h" |
| #include "media/base/limits.h" |
| #include "media/base/mock_media_log.h" |
| #include "media/base/test_data_util.h" |
| #include "media/base/test_helpers.h" |
| #include "media/base/video_frame.h" |
| #include "media/ffmpeg/ffmpeg_common.h" |
| #include "media/filters/aom_video_decoder.h" |
| #include "media/filters/in_memory_url_protocol.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| |
| using ::testing::_; |
| |
| namespace media { |
| |
| MATCHER(ContainsDecoderErrorLog, "") { |
| return CONTAINS_STRING(arg, "aom_codec_decode() failed"); |
| } |
| |
| class AomVideoDecoderTest : public testing::Test { |
| public: |
| AomVideoDecoderTest() |
| : decoder_(new AomVideoDecoder(&media_log_)), |
| i_frame_buffer_(ReadTestDataFile("av1-I-frame-320x240")) {} |
| |
| ~AomVideoDecoderTest() override { Destroy(); } |
| |
| void Initialize() { |
| InitializeWithConfig(TestVideoConfig::Normal(kCodecAV1)); |
| } |
| |
| void InitializeWithConfigWithResult(const VideoDecoderConfig& config, |
| bool success) { |
| decoder_->Initialize( |
| config, false, nullptr, NewExpectedBoolCB(success), |
| base::Bind(&AomVideoDecoderTest::FrameReady, base::Unretained(this)), |
| base::NullCallback()); |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| void InitializeWithConfig(const VideoDecoderConfig& config) { |
| InitializeWithConfigWithResult(config, true); |
| } |
| |
| void Reinitialize() { |
| InitializeWithConfig(TestVideoConfig::Large(kCodecAV1)); |
| } |
| |
| void Reset() { |
| decoder_->Reset(NewExpectedClosure()); |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| void Destroy() { |
| decoder_.reset(); |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| // Sets up expectations and actions to put AomVideoDecoder in an active |
| // decoding state. |
| void ExpectDecodingState() { |
| EXPECT_EQ(DecodeStatus::OK, DecodeSingleFrame(i_frame_buffer_)); |
| ASSERT_EQ(1U, output_frames_.size()); |
| } |
| |
| // Sets up expectations and actions to put AomVideoDecoder in an end |
| // of stream state. |
| void ExpectEndOfStreamState() { |
| EXPECT_EQ(DecodeStatus::OK, |
| DecodeSingleFrame(DecoderBuffer::CreateEOSBuffer())); |
| ASSERT_FALSE(output_frames_.empty()); |
| } |
| |
| using InputBuffers = std::vector<scoped_refptr<DecoderBuffer>>; |
| using OutputFrames = std::vector<scoped_refptr<VideoFrame>>; |
| |
| // Decodes all buffers in |input_buffers| and push all successfully decoded |
| // output frames into |output_frames|. Returns the last decode status returned |
| // by the decoder. |
| DecodeStatus DecodeMultipleFrames(const InputBuffers& input_buffers) { |
| for (auto iter = input_buffers.begin(); iter != input_buffers.end(); |
| ++iter) { |
| DecodeStatus status = Decode(*iter); |
| switch (status) { |
| case DecodeStatus::OK: |
| break; |
| case DecodeStatus::ABORTED: |
| NOTREACHED(); |
| FALLTHROUGH; |
| case DecodeStatus::DECODE_ERROR: |
| DCHECK(output_frames_.empty()); |
| return status; |
| } |
| } |
| return DecodeStatus::OK; |
| } |
| |
| // Decodes the single compressed frame in |buffer|. |
| DecodeStatus DecodeSingleFrame(scoped_refptr<DecoderBuffer> buffer) { |
| InputBuffers input_buffers; |
| input_buffers.push_back(std::move(buffer)); |
| return DecodeMultipleFrames(input_buffers); |
| } |
| |
| // Decodes |i_frame_buffer_| and then decodes the data contained in the file |
| // named |test_file_name|. This function expects both buffers to decode to |
| // frames that are the same size. |
| void DecodeIFrameThenTestFile(const std::string& test_file_name, |
| const gfx::Size& expected_size) { |
| Initialize(); |
| scoped_refptr<DecoderBuffer> buffer = ReadTestDataFile(test_file_name); |
| |
| InputBuffers input_buffers; |
| input_buffers.push_back(i_frame_buffer_); |
| input_buffers.push_back(buffer); |
| input_buffers.push_back(DecoderBuffer::CreateEOSBuffer()); |
| |
| DecodeStatus status = DecodeMultipleFrames(input_buffers); |
| |
| EXPECT_EQ(DecodeStatus::OK, status); |
| ASSERT_EQ(2U, output_frames_.size()); |
| |
| gfx::Size original_size = TestVideoConfig::NormalCodedSize(); |
| EXPECT_EQ(original_size.width(), |
| output_frames_[0]->visible_rect().size().width()); |
| EXPECT_EQ(original_size.height(), |
| output_frames_[0]->visible_rect().size().height()); |
| EXPECT_EQ(expected_size.width(), |
| output_frames_[1]->visible_rect().size().width()); |
| EXPECT_EQ(expected_size.height(), |
| output_frames_[1]->visible_rect().size().height()); |
| } |
| |
| DecodeStatus Decode(scoped_refptr<DecoderBuffer> buffer) { |
| DecodeStatus status; |
| EXPECT_CALL(*this, DecodeDone(_)).WillOnce(testing::SaveArg<0>(&status)); |
| |
| decoder_->Decode( |
| std::move(buffer), |
| base::Bind(&AomVideoDecoderTest::DecodeDone, base::Unretained(this))); |
| base::RunLoop().RunUntilIdle(); |
| |
| return status; |
| } |
| |
| void FrameReady(scoped_refptr<VideoFrame> frame) { |
| DCHECK(!frame->metadata()->IsTrue(VideoFrameMetadata::END_OF_STREAM)); |
| output_frames_.push_back(std::move(frame)); |
| } |
| |
| MOCK_METHOD1(DecodeDone, void(DecodeStatus)); |
| |
| testing::StrictMock<MockMediaLog> media_log_; |
| |
| base::test::SingleThreadTaskEnvironment task_environment_; |
| std::unique_ptr<AomVideoDecoder> decoder_; |
| |
| scoped_refptr<DecoderBuffer> i_frame_buffer_; |
| OutputFrames output_frames_; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(AomVideoDecoderTest); |
| }; |
| |
| TEST_F(AomVideoDecoderTest, Initialize_Normal) { |
| Initialize(); |
| } |
| |
| TEST_F(AomVideoDecoderTest, Reinitialize_Normal) { |
| Initialize(); |
| Reinitialize(); |
| } |
| |
| TEST_F(AomVideoDecoderTest, Reinitialize_AfterDecodeFrame) { |
| Initialize(); |
| ExpectDecodingState(); |
| Reinitialize(); |
| } |
| |
| TEST_F(AomVideoDecoderTest, Reinitialize_AfterReset) { |
| Initialize(); |
| ExpectDecodingState(); |
| Reset(); |
| Reinitialize(); |
| } |
| |
| TEST_F(AomVideoDecoderTest, DecodeFrame_Normal) { |
| Initialize(); |
| |
| // Simulate decoding a single frame. |
| EXPECT_EQ(DecodeStatus::OK, DecodeSingleFrame(i_frame_buffer_)); |
| ASSERT_EQ(1U, output_frames_.size()); |
| } |
| |
| // Decode |i_frame_buffer_| and then a frame with a larger width and verify |
| // the output size was adjusted. |
| // TODO(dalecurtis): Get an I-frame from a larger video. |
| TEST_F(AomVideoDecoderTest, DISABLED_DecodeFrame_LargerWidth) { |
| DecodeIFrameThenTestFile("av1-I-frame-320x240", gfx::Size(1280, 720)); |
| } |
| |
| // Decode a VP9 frame which should trigger a decoder error. |
| TEST_F(AomVideoDecoderTest, DecodeFrame_Error) { |
| Initialize(); |
| EXPECT_MEDIA_LOG(ContainsDecoderErrorLog()); |
| DecodeSingleFrame(ReadTestDataFile("vp9-I-frame-320x240")); |
| } |
| |
| // Test resetting when decoder has initialized but not decoded. |
| TEST_F(AomVideoDecoderTest, Reset_Initialized) { |
| Initialize(); |
| Reset(); |
| } |
| |
| // Test resetting when decoder has decoded single frame. |
| TEST_F(AomVideoDecoderTest, Reset_Decoding) { |
| Initialize(); |
| ExpectDecodingState(); |
| Reset(); |
| } |
| |
| // Test resetting when decoder has hit end of stream. |
| TEST_F(AomVideoDecoderTest, Reset_EndOfStream) { |
| Initialize(); |
| ExpectDecodingState(); |
| ExpectEndOfStreamState(); |
| Reset(); |
| } |
| |
| // Test destruction when decoder has initialized but not decoded. |
| TEST_F(AomVideoDecoderTest, Destroy_Initialized) { |
| Initialize(); |
| Destroy(); |
| } |
| |
| // Test destruction when decoder has decoded single frame. |
| TEST_F(AomVideoDecoderTest, Destroy_Decoding) { |
| Initialize(); |
| ExpectDecodingState(); |
| Destroy(); |
| } |
| |
| // Test destruction when decoder has hit end of stream. |
| TEST_F(AomVideoDecoderTest, Destroy_EndOfStream) { |
| Initialize(); |
| ExpectDecodingState(); |
| ExpectEndOfStreamState(); |
| Destroy(); |
| } |
| |
| TEST_F(AomVideoDecoderTest, FrameValidAfterPoolDestruction) { |
| Initialize(); |
| Decode(i_frame_buffer_); |
| Destroy(); |
| |
| ASSERT_FALSE(output_frames_.empty()); |
| |
| // Write to the Y plane. The memory tools should detect a |
| // use-after-free if the storage was actually removed by pool destruction. |
| memset(output_frames_.front()->data(VideoFrame::kYPlane), 0xff, |
| output_frames_.front()->rows(VideoFrame::kYPlane) * |
| output_frames_.front()->stride(VideoFrame::kYPlane)); |
| } |
| |
| } // namespace media |