Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 11 | #include "media/engine/videodecodersoftwarefallbackwrapper.h" |
| 12 | #include "api/video_codecs/video_decoder.h" |
| 13 | #include "modules/video_coding/include/video_error_codes.h" |
| 14 | #include "rtc_base/checks.h" |
| 15 | #include "test/gtest.h" |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 16 | |
| 17 | namespace webrtc { |
| 18 | |
| 19 | class VideoDecoderSoftwareFallbackWrapperTest : public ::testing::Test { |
| 20 | protected: |
| 21 | VideoDecoderSoftwareFallbackWrapperTest() |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 22 | : fake_decoder_(new CountingFakeDecoder()), |
Christian Fremerey | 267d84b | 2017-11-08 23:26:44 +0000 | [diff] [blame] | 23 | fallback_wrapper_(kVideoCodecVP8, |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 24 | std::unique_ptr<VideoDecoder>(fake_decoder_)) {} |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 25 | |
| 26 | class CountingFakeDecoder : public VideoDecoder { |
| 27 | public: |
| 28 | int32_t InitDecode(const VideoCodec* codec_settings, |
| 29 | int32_t number_of_cores) override { |
| 30 | ++init_decode_count_; |
Peter Boström | f812e45 | 2017-02-13 17:11:08 -0500 | [diff] [blame] | 31 | return init_decode_return_code_; |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 32 | } |
| 33 | |
| 34 | int32_t Decode(const EncodedImage& input_image, |
| 35 | bool missing_frames, |
| 36 | const RTPFragmentationHeader* fragmentation, |
| 37 | const CodecSpecificInfo* codec_specific_info, |
| 38 | int64_t render_time_ms) override { |
| 39 | ++decode_count_; |
| 40 | return decode_return_code_; |
| 41 | } |
| 42 | |
| 43 | int32_t RegisterDecodeCompleteCallback( |
| 44 | DecodedImageCallback* callback) override { |
| 45 | decode_complete_callback_ = callback; |
| 46 | return WEBRTC_VIDEO_CODEC_OK; |
| 47 | } |
| 48 | |
| 49 | int32_t Release() override { |
| 50 | ++release_count_; |
| 51 | return WEBRTC_VIDEO_CODEC_OK; |
| 52 | } |
| 53 | |
Peter Boström | b7d9a97 | 2015-12-18 16:01:11 +0100 | [diff] [blame] | 54 | const char* ImplementationName() const override { |
| 55 | return "fake-decoder"; |
| 56 | } |
| 57 | |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 58 | int init_decode_count_ = 0; |
| 59 | int decode_count_ = 0; |
Peter Boström | f812e45 | 2017-02-13 17:11:08 -0500 | [diff] [blame] | 60 | int32_t init_decode_return_code_ = WEBRTC_VIDEO_CODEC_OK; |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 61 | int32_t decode_return_code_ = WEBRTC_VIDEO_CODEC_OK; |
| 62 | DecodedImageCallback* decode_complete_callback_ = nullptr; |
| 63 | int release_count_ = 0; |
| 64 | int reset_count_ = 0; |
| 65 | }; |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 66 | // |fake_decoder_| is owned and released by |fallback_wrapper_|. |
| 67 | CountingFakeDecoder* fake_decoder_; |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 68 | VideoDecoderSoftwareFallbackWrapper fallback_wrapper_; |
| 69 | }; |
| 70 | |
| 71 | TEST_F(VideoDecoderSoftwareFallbackWrapperTest, InitializesDecoder) { |
| 72 | VideoCodec codec = {}; |
| 73 | fallback_wrapper_.InitDecode(&codec, 2); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 74 | EXPECT_EQ(1, fake_decoder_->init_decode_count_); |
Peter Boström | f812e45 | 2017-02-13 17:11:08 -0500 | [diff] [blame] | 75 | |
| 76 | EncodedImage encoded_image; |
| 77 | encoded_image._frameType = kVideoFrameKey; |
| 78 | fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 79 | EXPECT_EQ(1, fake_decoder_->init_decode_count_) |
Peter Boström | f812e45 | 2017-02-13 17:11:08 -0500 | [diff] [blame] | 80 | << "Initialized decoder should not be reinitialized."; |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 81 | EXPECT_EQ(1, fake_decoder_->decode_count_); |
Peter Boström | f812e45 | 2017-02-13 17:11:08 -0500 | [diff] [blame] | 82 | } |
| 83 | |
| 84 | TEST_F(VideoDecoderSoftwareFallbackWrapperTest, |
Emircan Uysaler | 874d9a5 | 2017-10-31 17:15:22 -0700 | [diff] [blame] | 85 | UsesFallbackDecoderAfterAnyInitDecodeFailure) { |
Peter Boström | f812e45 | 2017-02-13 17:11:08 -0500 | [diff] [blame] | 86 | VideoCodec codec = {}; |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 87 | fake_decoder_->init_decode_return_code_ = |
Emircan Uysaler | 874d9a5 | 2017-10-31 17:15:22 -0700 | [diff] [blame] | 88 | WEBRTC_VIDEO_CODEC_UNINITIALIZED; |
Peter Boström | f812e45 | 2017-02-13 17:11:08 -0500 | [diff] [blame] | 89 | fallback_wrapper_.InitDecode(&codec, 2); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 90 | EXPECT_EQ(1, fake_decoder_->init_decode_count_); |
Peter Boström | f812e45 | 2017-02-13 17:11:08 -0500 | [diff] [blame] | 91 | |
| 92 | EncodedImage encoded_image; |
| 93 | encoded_image._frameType = kVideoFrameKey; |
| 94 | fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 95 | EXPECT_EQ(2, fake_decoder_->init_decode_count_) |
Peter Boström | f812e45 | 2017-02-13 17:11:08 -0500 | [diff] [blame] | 96 | << "Should have attempted reinitializing the fallback decoder on " |
| 97 | "keyframe."; |
| 98 | // Unfortunately faking a VP8 frame is hard. Rely on no Decode -> using SW |
| 99 | // decoder. |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 100 | EXPECT_EQ(0, fake_decoder_->decode_count_) |
Peter Boström | f812e45 | 2017-02-13 17:11:08 -0500 | [diff] [blame] | 101 | << "Decoder used even though no InitDecode had succeeded."; |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 102 | } |
| 103 | |
| 104 | TEST_F(VideoDecoderSoftwareFallbackWrapperTest, |
| 105 | CanRecoverFromSoftwareFallback) { |
| 106 | VideoCodec codec = {}; |
| 107 | fallback_wrapper_.InitDecode(&codec, 2); |
| 108 | // Unfortunately faking a VP8 frame is hard. Rely on no Decode -> using SW |
| 109 | // decoder. |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 110 | fake_decoder_->decode_return_code_ = WEBRTC_VIDEO_CODEC_FALLBACK_SOFTWARE; |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 111 | EncodedImage encoded_image; |
| 112 | fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 113 | EXPECT_EQ(1, fake_decoder_->decode_count_); |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 114 | |
| 115 | // Fail -> fake_decoder shouldn't be used anymore. |
| 116 | fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 117 | EXPECT_EQ(1, fake_decoder_->decode_count_) |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 118 | << "Decoder used even though fallback should be active."; |
| 119 | |
| 120 | // Should be able to recover on a keyframe. |
Peter Boström | 49e196a | 2015-10-23 15:58:18 +0200 | [diff] [blame] | 121 | encoded_image._frameType = kVideoFrameKey; |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 122 | fake_decoder_->decode_return_code_ = WEBRTC_VIDEO_CODEC_OK; |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 123 | fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 124 | EXPECT_EQ(2, fake_decoder_->decode_count_) |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 125 | << "Wrapper did not try to decode a keyframe using registered decoder."; |
| 126 | |
Peter Boström | 49e196a | 2015-10-23 15:58:18 +0200 | [diff] [blame] | 127 | encoded_image._frameType = kVideoFrameDelta; |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 128 | fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 129 | EXPECT_EQ(3, fake_decoder_->decode_count_) |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 130 | << "Decoder not used on future delta frames."; |
| 131 | } |
| 132 | |
| 133 | TEST_F(VideoDecoderSoftwareFallbackWrapperTest, DoesNotFallbackOnEveryError) { |
| 134 | VideoCodec codec = {}; |
| 135 | fallback_wrapper_.InitDecode(&codec, 2); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 136 | fake_decoder_->decode_return_code_ = WEBRTC_VIDEO_CODEC_ERROR; |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 137 | EncodedImage encoded_image; |
| 138 | EXPECT_EQ( |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 139 | fake_decoder_->decode_return_code_, |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 140 | fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1)); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 141 | EXPECT_EQ(1, fake_decoder_->decode_count_); |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 142 | |
| 143 | fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 144 | EXPECT_EQ(2, fake_decoder_->decode_count_) |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 145 | << "Decoder should be active even though previous decode failed."; |
| 146 | } |
| 147 | |
| 148 | TEST_F(VideoDecoderSoftwareFallbackWrapperTest, ForwardsReleaseCall) { |
| 149 | VideoCodec codec = {}; |
| 150 | fallback_wrapper_.InitDecode(&codec, 2); |
| 151 | fallback_wrapper_.Release(); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 152 | EXPECT_EQ(1, fake_decoder_->release_count_); |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 153 | |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 154 | fake_decoder_->decode_return_code_ = WEBRTC_VIDEO_CODEC_FALLBACK_SOFTWARE; |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 155 | EncodedImage encoded_image; |
| 156 | fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 157 | EXPECT_EQ(1, fake_decoder_->release_count_) |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 158 | << "Decoder should not be released during fallback."; |
| 159 | fallback_wrapper_.Release(); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 160 | EXPECT_EQ(2, fake_decoder_->release_count_); |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 161 | } |
| 162 | |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 163 | // TODO(pbos): Fake a VP8 frame well enough to actually receive a callback from |
Peter Boström | b7d9a97 | 2015-12-18 16:01:11 +0100 | [diff] [blame] | 164 | // the software decoder. |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 165 | TEST_F(VideoDecoderSoftwareFallbackWrapperTest, |
| 166 | ForwardsRegisterDecodeCompleteCallback) { |
| 167 | class FakeDecodedImageCallback : public DecodedImageCallback { |
Miguel Casas-Sanchez | 4765070 | 2015-05-29 17:21:40 -0700 | [diff] [blame] | 168 | int32_t Decoded(VideoFrame& decodedImage) override { return 0; } |
Per | 327d8ba | 2015-11-10 14:00:27 +0100 | [diff] [blame] | 169 | int32_t Decoded( |
| 170 | webrtc::VideoFrame& decodedImage, int64_t decode_time_ms) override { |
| 171 | RTC_NOTREACHED(); |
| 172 | return -1; |
| 173 | } |
sakal | cc452e1 | 2017-02-09 04:53:45 -0800 | [diff] [blame] | 174 | void Decoded(webrtc::VideoFrame& decodedImage, |
| 175 | rtc::Optional<int32_t> decode_time_ms, |
| 176 | rtc::Optional<uint8_t> qp) override { |
| 177 | RTC_NOTREACHED(); |
| 178 | } |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 179 | } callback, callback2; |
| 180 | |
| 181 | VideoCodec codec = {}; |
| 182 | fallback_wrapper_.InitDecode(&codec, 2); |
| 183 | fallback_wrapper_.RegisterDecodeCompleteCallback(&callback); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 184 | EXPECT_EQ(&callback, fake_decoder_->decode_complete_callback_); |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 185 | |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 186 | fake_decoder_->decode_return_code_ = WEBRTC_VIDEO_CODEC_FALLBACK_SOFTWARE; |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 187 | EncodedImage encoded_image; |
| 188 | fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1); |
| 189 | fallback_wrapper_.RegisterDecodeCompleteCallback(&callback2); |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 190 | EXPECT_EQ(&callback2, fake_decoder_->decode_complete_callback_); |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 191 | } |
| 192 | |
Peter Boström | b7d9a97 | 2015-12-18 16:01:11 +0100 | [diff] [blame] | 193 | TEST_F(VideoDecoderSoftwareFallbackWrapperTest, |
| 194 | ReportsFallbackImplementationName) { |
| 195 | VideoCodec codec = {}; |
| 196 | fallback_wrapper_.InitDecode(&codec, 2); |
| 197 | |
andersc | 063f0c0 | 2017-09-11 11:50:51 -0700 | [diff] [blame] | 198 | fake_decoder_->decode_return_code_ = WEBRTC_VIDEO_CODEC_FALLBACK_SOFTWARE; |
Peter Boström | b7d9a97 | 2015-12-18 16:01:11 +0100 | [diff] [blame] | 199 | EncodedImage encoded_image; |
| 200 | fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1); |
| 201 | // Hard coded expected value since libvpx is the software implementation name |
| 202 | // for VP8. Change accordingly if the underlying implementation does. |
| 203 | EXPECT_STREQ("libvpx (fallback from: fake-decoder)", |
| 204 | fallback_wrapper_.ImplementationName()); |
| 205 | fallback_wrapper_.Release(); |
| 206 | } |
| 207 | |
Peter Boström | 7252a2b | 2015-05-18 19:42:03 +0200 | [diff] [blame] | 208 | } // namespace webrtc |