473 lines
16 KiB
C++
473 lines
16 KiB
C++
/*
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* Copyright (c) 2013 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <string>
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#include "third_party/googletest/src/include/gtest/gtest.h"
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#include "test/codec_factory.h"
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#include "test/decode_test_driver.h"
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#include "test/i420_video_source.h"
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#include "vpx/svc_context.h"
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#include "vpx/vp8cx.h"
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#include "vpx/vpx_encoder.h"
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namespace {
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using libvpx_test::CodecFactory;
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using libvpx_test::Decoder;
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using libvpx_test::VP9CodecFactory;
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class SvcTest : public ::testing::Test {
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protected:
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static const uint32_t kWidth = 352;
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static const uint32_t kHeight = 288;
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SvcTest()
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: codec_iface_(0),
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test_file_name_("hantro_collage_w352h288.yuv"),
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stats_file_name_("hantro_collage_w352h288.stat"),
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codec_initialized_(false),
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decoder_(0) {
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memset(&svc_, 0, sizeof(svc_));
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memset(&codec_, 0, sizeof(codec_));
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memset(&codec_enc_, 0, sizeof(codec_enc_));
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}
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virtual ~SvcTest() {}
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virtual void SetUp() {
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svc_.encoding_mode = INTER_LAYER_PREDICTION_IP;
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svc_.log_level = SVC_LOG_DEBUG;
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svc_.log_print = 0;
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codec_iface_ = vpx_codec_vp9_cx();
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const vpx_codec_err_t res =
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vpx_codec_enc_config_default(codec_iface_, &codec_enc_, 0);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_enc_.g_w = kWidth;
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codec_enc_.g_h = kHeight;
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codec_enc_.g_timebase.num = 1;
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codec_enc_.g_timebase.den = 60;
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codec_enc_.kf_min_dist = 100;
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codec_enc_.kf_max_dist = 100;
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vpx_codec_dec_cfg_t dec_cfg = {0};
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VP9CodecFactory codec_factory;
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decoder_ = codec_factory.CreateDecoder(dec_cfg, 0);
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}
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virtual void TearDown() {
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vpx_svc_release(&svc_);
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delete(decoder_);
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if (codec_initialized_) vpx_codec_destroy(&codec_);
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}
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SvcContext svc_;
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vpx_codec_ctx_t codec_;
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struct vpx_codec_enc_cfg codec_enc_;
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vpx_codec_iface_t *codec_iface_;
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std::string test_file_name_;
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std::string stats_file_name_;
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bool codec_initialized_;
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Decoder *decoder_;
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};
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TEST_F(SvcTest, SvcInit) {
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// test missing parameters
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vpx_codec_err_t res = vpx_svc_init(NULL, &codec_, codec_iface_, &codec_enc_);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_init(&svc_, NULL, codec_iface_, &codec_enc_);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_init(&svc_, &codec_, NULL, &codec_enc_);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_init(&svc_, &codec_, codec_iface_, NULL);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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svc_.spatial_layers = 6; // too many layers
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res = vpx_svc_init(&svc_, &codec_, codec_iface_, &codec_enc_);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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svc_.spatial_layers = 0; // use default layers
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res = vpx_svc_init(&svc_, &codec_, codec_iface_, &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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EXPECT_EQ(VPX_SS_DEFAULT_LAYERS, svc_.spatial_layers);
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}
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TEST_F(SvcTest, InitTwoLayers) {
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svc_.spatial_layers = 2;
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vpx_svc_set_scale_factors(&svc_, "4/16,16*16"); // invalid scale values
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vpx_codec_err_t res = vpx_svc_init(&svc_, &codec_, codec_iface_, &codec_enc_);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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vpx_svc_set_scale_factors(&svc_, "4/16,16/16"); // valid scale values
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res = vpx_svc_init(&svc_, &codec_, codec_iface_, &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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}
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TEST_F(SvcTest, InvalidOptions) {
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vpx_codec_err_t res = vpx_svc_set_options(&svc_, NULL);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_set_options(&svc_, "not-an-option=1");
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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}
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TEST_F(SvcTest, SetLayersOption) {
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vpx_codec_err_t res = vpx_svc_set_options(&svc_, "layers=3");
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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EXPECT_EQ(3, svc_.spatial_layers);
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}
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TEST_F(SvcTest, SetEncodingMode) {
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vpx_codec_err_t res = vpx_svc_set_options(&svc_, "encoding-mode=alt-ip");
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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EXPECT_EQ(ALT_INTER_LAYER_PREDICTION_IP, svc_.encoding_mode);
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}
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TEST_F(SvcTest, SetMultipleOptions) {
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vpx_codec_err_t res = vpx_svc_set_options(&svc_, "layers=2 encoding-mode=ip");
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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EXPECT_EQ(2, svc_.spatial_layers);
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EXPECT_EQ(INTER_LAYER_PREDICTION_IP, svc_.encoding_mode);
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}
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TEST_F(SvcTest, SetScaleFactorsOption) {
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svc_.spatial_layers = 2;
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vpx_codec_err_t res =
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vpx_svc_set_options(&svc_, "scale-factors=not-scale-factors");
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_set_options(&svc_, "scale-factors=1/3,2/3");
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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}
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TEST_F(SvcTest, SetQuantizersOption) {
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svc_.spatial_layers = 2;
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vpx_codec_err_t res = vpx_svc_set_options(&svc_, "quantizers=not-quantizers");
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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vpx_svc_set_options(&svc_, "quantizers=40,45");
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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}
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TEST_F(SvcTest, SetKeyFrameQuantizersOption) {
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svc_.spatial_layers = 2;
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vpx_codec_err_t res = vpx_svc_set_options(&svc_,
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"quantizers-keyframe=not-quantizers");
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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vpx_svc_set_options(&svc_, "quantizers-keyframe=40,45");
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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}
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TEST_F(SvcTest, SetQuantizers) {
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vpx_codec_err_t res = vpx_svc_set_quantizers(NULL, "40,30", 0);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_set_quantizers(&svc_, NULL, 0);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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svc_.spatial_layers = 2;
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res = vpx_svc_set_quantizers(&svc_, "40", 0);
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_set_quantizers(&svc_, "40,30", 0);
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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}
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TEST_F(SvcTest, SetKeyFrameQuantizers) {
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vpx_codec_err_t res = vpx_svc_set_quantizers(NULL, "40,31", 1);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_set_quantizers(&svc_, NULL, 1);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_set_quantizers(&svc_, "40,30", 1);
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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}
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TEST_F(SvcTest, SetScaleFactors) {
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vpx_codec_err_t res = vpx_svc_set_scale_factors(NULL, "4/16,16/16");
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_set_scale_factors(&svc_, NULL);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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svc_.spatial_layers = 2;
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res = vpx_svc_set_scale_factors(&svc_, "4/16");
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_set_scale_factors(&svc_, "4/16,16/16");
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EXPECT_EQ(VPX_CODEC_OK, res);
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res = vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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}
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// Test that decoder can handle an SVC frame as the first frame in a sequence.
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TEST_F(SvcTest, FirstFrameHasLayers) {
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svc_.spatial_layers = 2;
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vpx_svc_set_scale_factors(&svc_, "4/16,16/16");
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vpx_svc_set_quantizers(&svc_, "40,30", 0);
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vpx_codec_err_t res =
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vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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libvpx_test::I420VideoSource video(test_file_name_, kWidth, kHeight,
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codec_enc_.g_timebase.den,
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codec_enc_.g_timebase.num, 0, 30);
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video.Begin();
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res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
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video.duration(), VPX_DL_GOOD_QUALITY);
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EXPECT_EQ(VPX_CODEC_OK, res);
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const vpx_codec_err_t res_dec = decoder_->DecodeFrame(
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static_cast<const uint8_t *>(vpx_svc_get_buffer(&svc_)),
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vpx_svc_get_frame_size(&svc_));
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// this test fails with a decoder error
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ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder_->DecodeError();
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}
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TEST_F(SvcTest, EncodeThreeFrames) {
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svc_.spatial_layers = 2;
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vpx_svc_set_scale_factors(&svc_, "4/16,16/16");
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vpx_svc_set_quantizers(&svc_, "40,30", 0);
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vpx_codec_err_t res =
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vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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ASSERT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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libvpx_test::I420VideoSource video(test_file_name_, kWidth, kHeight,
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codec_enc_.g_timebase.den,
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codec_enc_.g_timebase.num, 0, 30);
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// FRAME 0
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video.Begin();
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// This frame is a keyframe.
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res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
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video.duration(), VPX_DL_GOOD_QUALITY);
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ASSERT_EQ(VPX_CODEC_OK, res);
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EXPECT_EQ(1, vpx_svc_is_keyframe(&svc_));
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vpx_codec_err_t res_dec = decoder_->DecodeFrame(
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static_cast<const uint8_t *>(vpx_svc_get_buffer(&svc_)),
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vpx_svc_get_frame_size(&svc_));
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ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder_->DecodeError();
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// FRAME 1
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video.Next();
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// This is a P-frame.
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res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
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video.duration(), VPX_DL_GOOD_QUALITY);
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ASSERT_EQ(VPX_CODEC_OK, res);
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EXPECT_EQ(0, vpx_svc_is_keyframe(&svc_));
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res_dec = decoder_->DecodeFrame(
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static_cast<const uint8_t *>(vpx_svc_get_buffer(&svc_)),
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vpx_svc_get_frame_size(&svc_));
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ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder_->DecodeError();
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// FRAME 2
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video.Next();
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// This is a P-frame.
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res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
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video.duration(), VPX_DL_GOOD_QUALITY);
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ASSERT_EQ(VPX_CODEC_OK, res);
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EXPECT_EQ(0, vpx_svc_is_keyframe(&svc_));
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res_dec = decoder_->DecodeFrame(
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static_cast<const uint8_t *>(vpx_svc_get_buffer(&svc_)),
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vpx_svc_get_frame_size(&svc_));
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ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder_->DecodeError();
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}
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TEST_F(SvcTest, GetLayerResolution) {
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svc_.spatial_layers = 2;
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vpx_svc_set_scale_factors(&svc_, "4/16,8/16");
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vpx_svc_set_quantizers(&svc_, "40,30", 0);
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vpx_codec_err_t res =
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vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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EXPECT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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// ensure that requested layer is a valid layer
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uint32_t layer_width, layer_height;
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res = vpx_svc_get_layer_resolution(&svc_, svc_.spatial_layers,
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&layer_width, &layer_height);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_get_layer_resolution(NULL, 0, &layer_width, &layer_height);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_get_layer_resolution(&svc_, 0, NULL, &layer_height);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_get_layer_resolution(&svc_, 0, &layer_width, NULL);
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EXPECT_EQ(VPX_CODEC_INVALID_PARAM, res);
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res = vpx_svc_get_layer_resolution(&svc_, 0, &layer_width, &layer_height);
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EXPECT_EQ(VPX_CODEC_OK, res);
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EXPECT_EQ(kWidth * 4 / 16, layer_width);
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EXPECT_EQ(kHeight * 4 / 16, layer_height);
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res = vpx_svc_get_layer_resolution(&svc_, 1, &layer_width, &layer_height);
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EXPECT_EQ(VPX_CODEC_OK, res);
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EXPECT_EQ(kWidth * 8 / 16, layer_width);
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EXPECT_EQ(kHeight * 8 / 16, layer_height);
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}
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TEST_F(SvcTest, FirstPassEncode) {
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svc_.spatial_layers = 2;
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codec_enc_.g_pass = VPX_RC_FIRST_PASS;
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vpx_svc_set_scale_factors(&svc_, "4/16,16/16");
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vpx_svc_set_quantizers(&svc_, "40,30", 0);
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vpx_codec_err_t res =
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vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
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ASSERT_EQ(VPX_CODEC_OK, res);
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codec_initialized_ = true;
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libvpx_test::I420VideoSource video(test_file_name_, kWidth, kHeight,
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codec_enc_.g_timebase.den,
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codec_enc_.g_timebase.num, 0, 30);
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// FRAME 0
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video.Begin();
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res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
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video.duration(), VPX_DL_GOOD_QUALITY);
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ASSERT_EQ(VPX_CODEC_OK, res);
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EXPECT_GT(vpx_svc_get_rc_stats_buffer_size(&svc_), 0U);
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// FRAME 1
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video.Next();
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res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
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video.duration(), VPX_DL_GOOD_QUALITY);
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ASSERT_EQ(VPX_CODEC_OK, res);
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EXPECT_GT(vpx_svc_get_rc_stats_buffer_size(&svc_), 0U);
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// Flush encoder and test EOS packet
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res = vpx_svc_encode(&svc_, &codec_, NULL, video.pts(),
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video.duration(), VPX_DL_GOOD_QUALITY);
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ASSERT_EQ(VPX_CODEC_OK, res);
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|
EXPECT_GT(vpx_svc_get_rc_stats_buffer_size(&svc_), 0U);
|
|
}
|
|
|
|
TEST_F(SvcTest, SecondPassEncode) {
|
|
svc_.spatial_layers = 2;
|
|
codec_enc_.g_pass = VPX_RC_LAST_PASS;
|
|
|
|
FILE *const stats_file = libvpx_test::OpenTestDataFile(stats_file_name_);
|
|
ASSERT_TRUE(stats_file != NULL) << "Stats file open failed. Filename: "
|
|
<< stats_file;
|
|
|
|
struct vpx_fixed_buf stats_buf;
|
|
fseek(stats_file, 0, SEEK_END);
|
|
stats_buf.sz = static_cast<size_t>(ftell(stats_file));
|
|
fseek(stats_file, 0, SEEK_SET);
|
|
|
|
stats_buf.buf = malloc(stats_buf.sz);
|
|
ASSERT_TRUE(stats_buf.buf != NULL);
|
|
const size_t bytes_read = fread(stats_buf.buf, 1, stats_buf.sz, stats_file);
|
|
ASSERT_EQ(bytes_read, stats_buf.sz);
|
|
fclose(stats_file);
|
|
codec_enc_.rc_twopass_stats_in = stats_buf;
|
|
|
|
vpx_codec_err_t res =
|
|
vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
|
|
ASSERT_EQ(VPX_CODEC_OK, res);
|
|
codec_initialized_ = true;
|
|
|
|
libvpx_test::I420VideoSource video(test_file_name_, kWidth, kHeight,
|
|
codec_enc_.g_timebase.den,
|
|
codec_enc_.g_timebase.num, 0, 30);
|
|
// FRAME 0
|
|
video.Begin();
|
|
// This frame is a keyframe.
|
|
res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
|
|
video.duration(), VPX_DL_GOOD_QUALITY);
|
|
ASSERT_EQ(VPX_CODEC_OK, res);
|
|
EXPECT_EQ(1, vpx_svc_is_keyframe(&svc_));
|
|
|
|
vpx_codec_err_t res_dec = decoder_->DecodeFrame(
|
|
static_cast<const uint8_t *>(vpx_svc_get_buffer(&svc_)),
|
|
vpx_svc_get_frame_size(&svc_));
|
|
ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder_->DecodeError();
|
|
|
|
// FRAME 1
|
|
video.Next();
|
|
// This is a P-frame.
|
|
res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
|
|
video.duration(), VPX_DL_GOOD_QUALITY);
|
|
ASSERT_EQ(VPX_CODEC_OK, res);
|
|
EXPECT_EQ(0, vpx_svc_is_keyframe(&svc_));
|
|
|
|
res_dec = decoder_->DecodeFrame(
|
|
static_cast<const uint8_t *>(vpx_svc_get_buffer(&svc_)),
|
|
vpx_svc_get_frame_size(&svc_));
|
|
ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder_->DecodeError();
|
|
|
|
// FRAME 2
|
|
video.Next();
|
|
// This is a P-frame.
|
|
res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
|
|
video.duration(), VPX_DL_GOOD_QUALITY);
|
|
ASSERT_EQ(VPX_CODEC_OK, res);
|
|
EXPECT_EQ(0, vpx_svc_is_keyframe(&svc_));
|
|
|
|
res_dec = decoder_->DecodeFrame(
|
|
static_cast<const uint8_t *>(vpx_svc_get_buffer(&svc_)),
|
|
vpx_svc_get_frame_size(&svc_));
|
|
ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder_->DecodeError();
|
|
|
|
free(stats_buf.buf);
|
|
}
|
|
|
|
} // namespace
|