173 строки
5.5 KiB
C++
173 строки
5.5 KiB
C++
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef TEST_DECODE_TEST_DRIVER_H_
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#define TEST_DECODE_TEST_DRIVER_H_
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#include <cstring>
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#include "third_party/googletest/src/include/gtest/gtest.h"
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#include "./aom_config.h"
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#include "aom/aom_decoder.h"
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namespace libaom_test {
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class CodecFactory;
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class CompressedVideoSource;
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// Provides an object to handle decoding output
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class DxDataIterator {
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public:
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explicit DxDataIterator(aom_codec_ctx_t *decoder)
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: decoder_(decoder), iter_(NULL) {}
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const aom_image_t *Next() { return aom_codec_get_frame(decoder_, &iter_); }
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private:
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aom_codec_ctx_t *decoder_;
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aom_codec_iter_t iter_;
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};
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// Provides a simplified interface to manage one video decoding.
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// Similar to Encoder class, the exact services should be added
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// as more tests are added.
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class Decoder {
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public:
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Decoder(aom_codec_dec_cfg_t cfg, unsigned long deadline)
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: cfg_(cfg), flags_(0), deadline_(deadline), init_done_(false) {
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memset(&decoder_, 0, sizeof(decoder_));
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}
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Decoder(aom_codec_dec_cfg_t cfg, const aom_codec_flags_t flag,
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unsigned long deadline) // NOLINT
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: cfg_(cfg),
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flags_(flag),
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deadline_(deadline),
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init_done_(false) {
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memset(&decoder_, 0, sizeof(decoder_));
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}
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virtual ~Decoder() { aom_codec_destroy(&decoder_); }
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aom_codec_err_t PeekStream(const uint8_t *cxdata, size_t size,
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aom_codec_stream_info_t *stream_info);
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aom_codec_err_t DecodeFrame(const uint8_t *cxdata, size_t size);
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aom_codec_err_t DecodeFrame(const uint8_t *cxdata, size_t size,
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void *user_priv);
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DxDataIterator GetDxData() { return DxDataIterator(&decoder_); }
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void set_deadline(unsigned long deadline) { deadline_ = deadline; }
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void Control(int ctrl_id, int arg) { Control(ctrl_id, arg, AOM_CODEC_OK); }
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void Control(int ctrl_id, const void *arg) {
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InitOnce();
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const aom_codec_err_t res = aom_codec_control_(&decoder_, ctrl_id, arg);
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ASSERT_EQ(AOM_CODEC_OK, res) << DecodeError();
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}
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void Control(int ctrl_id, int arg, aom_codec_err_t expected_value) {
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InitOnce();
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const aom_codec_err_t res = aom_codec_control_(&decoder_, ctrl_id, arg);
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ASSERT_EQ(expected_value, res) << DecodeError();
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}
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const char *DecodeError() {
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const char *detail = aom_codec_error_detail(&decoder_);
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return detail ? detail : aom_codec_error(&decoder_);
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}
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// Passes the external frame buffer information to libaom.
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aom_codec_err_t SetFrameBufferFunctions(
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aom_get_frame_buffer_cb_fn_t cb_get,
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aom_release_frame_buffer_cb_fn_t cb_release, void *user_priv) {
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InitOnce();
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return aom_codec_set_frame_buffer_functions(&decoder_, cb_get, cb_release,
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user_priv);
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}
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const char *GetDecoderName() const {
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return aom_codec_iface_name(CodecInterface());
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}
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bool IsVP8() const;
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bool IsAV1() const;
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aom_codec_ctx_t *GetDecoder() { return &decoder_; }
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protected:
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virtual aom_codec_iface_t *CodecInterface() const = 0;
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void InitOnce() {
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if (!init_done_) {
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const aom_codec_err_t res =
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aom_codec_dec_init(&decoder_, CodecInterface(), &cfg_, flags_);
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ASSERT_EQ(AOM_CODEC_OK, res) << DecodeError();
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init_done_ = true;
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}
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}
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aom_codec_ctx_t decoder_;
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aom_codec_dec_cfg_t cfg_;
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aom_codec_flags_t flags_;
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unsigned int deadline_;
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bool init_done_;
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};
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// Common test functionality for all Decoder tests.
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class DecoderTest {
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public:
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// Main decoding loop
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virtual void RunLoop(CompressedVideoSource *video);
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virtual void RunLoop(CompressedVideoSource *video,
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const aom_codec_dec_cfg_t &dec_cfg);
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virtual void set_cfg(const aom_codec_dec_cfg_t &dec_cfg);
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virtual void set_flags(const aom_codec_flags_t flags);
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// Hook to be called before decompressing every frame.
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virtual void PreDecodeFrameHook(const CompressedVideoSource & /*video*/,
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Decoder * /*decoder*/) {}
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// Hook to be called to handle decode result. Return true to continue.
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virtual bool HandleDecodeResult(const aom_codec_err_t res_dec,
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const CompressedVideoSource & /*video*/,
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Decoder *decoder) {
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EXPECT_EQ(AOM_CODEC_OK, res_dec) << decoder->DecodeError();
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return AOM_CODEC_OK == res_dec;
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}
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// Hook to be called on every decompressed frame.
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virtual void DecompressedFrameHook(const aom_image_t & /*img*/,
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const unsigned int /*frame_number*/) {}
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// Hook to be called on peek result
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virtual void HandlePeekResult(Decoder *const decoder,
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CompressedVideoSource *video,
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const aom_codec_err_t res_peek);
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protected:
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explicit DecoderTest(const CodecFactory *codec)
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: codec_(codec), cfg_(), flags_(0) {}
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virtual ~DecoderTest() {}
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const CodecFactory *codec_;
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aom_codec_dec_cfg_t cfg_;
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aom_codec_flags_t flags_;
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};
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} // namespace libaom_test
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#endif // TEST_DECODE_TEST_DRIVER_H_
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