94 lines
3.1 KiB
C++
94 lines
3.1 KiB
C++
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/*
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* Copyright (c) 2022, 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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// Tests for https://crbug.com/aomedia/3327.
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//
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// In good-quality mode, set cfg.g_lag_in_frames to 1 or 0 and encode two
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// frames in one-pass mode. Pass AOM_EFLAG_FORCE_KF to the second
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// aom_codec_encode() call. Both frames should be encoded as key frames.
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#include <memory>
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#include "aom/aomcx.h"
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#include "aom/aom_encoder.h"
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#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
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namespace {
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void TestOnePassMode(unsigned int lag_in_frames) {
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// A buffer of gray samples of size 128x128, YUV 4:2:0.
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constexpr size_t kImageDataSize = 128 * 128 + 2 * 64 * 64;
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std::unique_ptr<unsigned char[]> img_data(new unsigned char[kImageDataSize]);
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ASSERT_NE(img_data, nullptr);
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memset(img_data.get(), 128, kImageDataSize);
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aom_codec_iface_t *iface = aom_codec_av1_cx();
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aom_codec_enc_cfg_t cfg;
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ASSERT_EQ(AOM_CODEC_OK,
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aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_GOOD_QUALITY));
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cfg.g_w = 128;
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cfg.g_h = 128;
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cfg.g_pass = AOM_RC_ONE_PASS;
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cfg.g_lag_in_frames = lag_in_frames;
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aom_codec_ctx_t enc;
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EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, 0));
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aom_image_t img;
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EXPECT_EQ(&img,
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aom_img_wrap(&img, AOM_IMG_FMT_I420, 128, 128, 1, img_data.get()));
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aom_codec_iter_t iter;
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const aom_codec_cx_pkt_t *pkt;
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int frame_count = 0;
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EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, &img, 0, 1, 0));
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iter = nullptr;
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while ((pkt = aom_codec_get_cx_data(&enc, &iter)) != nullptr) {
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ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
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EXPECT_NE(pkt->data.frame.flags & AOM_FRAME_IS_KEY, 0u)
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<< "frame " << frame_count;
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frame_count++;
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}
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EXPECT_EQ(AOM_CODEC_OK,
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aom_codec_encode(&enc, &img, 1, 1, AOM_EFLAG_FORCE_KF));
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iter = nullptr;
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while ((pkt = aom_codec_get_cx_data(&enc, &iter)) != nullptr) {
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ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
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EXPECT_NE(pkt->data.frame.flags & AOM_FRAME_IS_KEY, 0u)
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<< "frame " << frame_count;
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frame_count++;
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}
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EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, nullptr, 0, 0, 0));
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iter = nullptr;
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while ((pkt = aom_codec_get_cx_data(&enc, &iter)) != nullptr) {
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ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
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EXPECT_NE(pkt->data.frame.flags & AOM_FRAME_IS_KEY, 0u)
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<< "frame " << frame_count;
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frame_count++;
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}
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EXPECT_EQ(frame_count, 2);
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EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
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}
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TEST(ForceKeyFrameTest, OnePassModeLag0) { TestOnePassMode(0); }
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TEST(ForceKeyFrameTest, OnePassModeLag1) { TestOnePassMode(1); }
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TEST(ForceKeyFrameTest, OnePassModeLag2) { TestOnePassMode(2); }
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} // namespace
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