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Diffstat (limited to '')
-rw-r--r-- | third_party/aom/test/decode_test_driver.cc | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/third_party/aom/test/decode_test_driver.cc b/third_party/aom/test/decode_test_driver.cc new file mode 100644 index 0000000000..f44d670556 --- /dev/null +++ b/third_party/aom/test/decode_test_driver.cc @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2016, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#include "third_party/googletest/src/googletest/include/gtest/gtest.h" + +#include "test/codec_factory.h" +#include "test/decode_test_driver.h" +#include "test/register_state_check.h" +#include "test/video_source.h" + +namespace libaom_test { + +const char kAV1Name[] = "AOMedia Project AV1 Decoder"; + +aom_codec_err_t Decoder::PeekStream(const uint8_t *cxdata, size_t size, + aom_codec_stream_info_t *stream_info) { + return aom_codec_peek_stream_info(CodecInterface(), cxdata, size, + stream_info); +} + +aom_codec_err_t Decoder::DecodeFrame(const uint8_t *cxdata, size_t size) { + return DecodeFrame(cxdata, size, nullptr); +} + +aom_codec_err_t Decoder::DecodeFrame(const uint8_t *cxdata, size_t size, + void *user_priv) { + aom_codec_err_t res_dec; + InitOnce(); + API_REGISTER_STATE_CHECK( + res_dec = aom_codec_decode(&decoder_, cxdata, size, user_priv)); + return res_dec; +} + +bool Decoder::IsAV1() const { + const char *codec_name = GetDecoderName(); + return strncmp(kAV1Name, codec_name, sizeof(kAV1Name) - 1) == 0; +} + +void DecoderTest::HandlePeekResult(Decoder *const /*decoder*/, + CompressedVideoSource * /*video*/, + const aom_codec_err_t res_peek) { + /* The Av1 implementation of PeekStream returns an error only if the + * data passed to it isn't a valid Av1 chunk. */ + ASSERT_EQ(AOM_CODEC_OK, res_peek) + << "Peek return failed: " << aom_codec_err_to_string(res_peek); +} + +void DecoderTest::RunLoop(CompressedVideoSource *video, + const aom_codec_dec_cfg_t &dec_cfg) { + Decoder *const decoder = codec_->CreateDecoder(dec_cfg, flags_); + ASSERT_NE(decoder, nullptr); + bool end_of_file = false; + bool peeked_stream = false; + + // Decode frames. + for (video->Begin(); !::testing::Test::HasFailure() && !end_of_file; + video->Next()) { + PreDecodeFrameHook(*video, decoder); + + aom_codec_stream_info_t stream_info; + stream_info.is_annexb = 0; + + if (video->cxdata() != nullptr) { + if (!peeked_stream) { + // TODO(yaowu): PeekStream returns error for non-sequence_header_obu, + // therefore should only be tried once per sequence, this shall be fixed + // once PeekStream is updated to properly operate on other obus. + const aom_codec_err_t res_peek = decoder->PeekStream( + video->cxdata(), video->frame_size(), &stream_info); + HandlePeekResult(decoder, video, res_peek); + ASSERT_FALSE(::testing::Test::HasFailure()); + peeked_stream = true; + } + + aom_codec_err_t res_dec = + decoder->DecodeFrame(video->cxdata(), video->frame_size()); + if (!HandleDecodeResult(res_dec, *video, decoder)) break; + } else { + // Signal end of the file to the decoder. + const aom_codec_err_t res_dec = decoder->DecodeFrame(nullptr, 0); + ASSERT_EQ(AOM_CODEC_OK, res_dec) << decoder->DecodeError(); + end_of_file = true; + } + + DxDataIterator dec_iter = decoder->GetDxData(); + const aom_image_t *img = nullptr; + + // Get decompressed data + while (!::testing::Test::HasFailure() && (img = dec_iter.Next())) + DecompressedFrameHook(*img, video->frame_number()); + } + delete decoder; +} + +void DecoderTest::RunLoop(CompressedVideoSource *video) { + aom_codec_dec_cfg_t dec_cfg = aom_codec_dec_cfg_t(); + RunLoop(video, dec_cfg); +} + +void DecoderTest::set_cfg(const aom_codec_dec_cfg_t &dec_cfg) { + memcpy(&cfg_, &dec_cfg, sizeof(cfg_)); +} + +void DecoderTest::set_flags(const aom_codec_flags_t flags) { flags_ = flags; } + +} // namespace libaom_test |