1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
|
/*
* Copyright (c) 2016 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <memory>
#include <string>
#include "test/codec_factory.h"
#include "test/decode_test_driver.h"
#include "test/ivf_video_source.h"
#include "test/test_vectors.h"
#include "test/util.h"
namespace {
const unsigned int kNumFrames = 19;
class DecodeSvcTest : public ::libvpx_test::DecoderTest,
public ::libvpx_test::CodecTestWithParam<const char *> {
protected:
DecodeSvcTest() : DecoderTest(GET_PARAM(::libvpx_test::kCodecFactoryParam)) {}
~DecodeSvcTest() override = default;
void PreDecodeFrameHook(const libvpx_test::CompressedVideoSource &video,
libvpx_test::Decoder *decoder) override {
if (video.frame_number() == 0)
decoder->Control(VP9_DECODE_SVC_SPATIAL_LAYER, spatial_layer_);
}
void DecompressedFrameHook(const vpx_image_t &img,
const unsigned int frame_number) override {
ASSERT_EQ(img.d_w, width_);
ASSERT_EQ(img.d_h, height_);
total_frames_ = frame_number;
}
int spatial_layer_;
unsigned int width_;
unsigned int height_;
unsigned int total_frames_;
};
// SVC test vector is 1280x720, with 3 spatial layers, and 20 frames.
// Decode the SVC test vector, which has 3 spatial layers, and decode up to
// spatial layer 0. Verify the resolution of each decoded frame and the total
// number of frames decoded. This results in 1/4x1/4 resolution (320x180).
TEST_P(DecodeSvcTest, DecodeSvcTestUpToSpatialLayer0) {
const std::string filename = GET_PARAM(1);
std::unique_ptr<libvpx_test::CompressedVideoSource> video;
video.reset(new libvpx_test::IVFVideoSource(filename));
ASSERT_NE(video.get(), nullptr);
video->Init();
total_frames_ = 0;
spatial_layer_ = 0;
width_ = 320;
height_ = 180;
ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
ASSERT_EQ(total_frames_, kNumFrames);
}
// Decode the SVC test vector, which has 3 spatial layers, and decode up to
// spatial layer 1. Verify the resolution of each decoded frame and the total
// number of frames decoded. This results in 1/2x1/2 resolution (640x360).
TEST_P(DecodeSvcTest, DecodeSvcTestUpToSpatialLayer1) {
const std::string filename = GET_PARAM(1);
std::unique_ptr<libvpx_test::CompressedVideoSource> video;
video.reset(new libvpx_test::IVFVideoSource(filename));
ASSERT_NE(video.get(), nullptr);
video->Init();
total_frames_ = 0;
spatial_layer_ = 1;
width_ = 640;
height_ = 360;
ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
ASSERT_EQ(total_frames_, kNumFrames);
}
// Decode the SVC test vector, which has 3 spatial layers, and decode up to
// spatial layer 2. Verify the resolution of each decoded frame and the total
// number of frames decoded. This results in the full resolution (1280x720).
TEST_P(DecodeSvcTest, DecodeSvcTestUpToSpatialLayer2) {
const std::string filename = GET_PARAM(1);
std::unique_ptr<libvpx_test::CompressedVideoSource> video;
video.reset(new libvpx_test::IVFVideoSource(filename));
ASSERT_NE(video.get(), nullptr);
video->Init();
total_frames_ = 0;
spatial_layer_ = 2;
width_ = 1280;
height_ = 720;
ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
ASSERT_EQ(total_frames_, kNumFrames);
}
// Decode the SVC test vector, which has 3 spatial layers, and decode up to
// spatial layer 10. Verify the resolution of each decoded frame and the total
// number of frames decoded. This is beyond the number of spatial layers, so
// the decoding should result in the full resolution (1280x720).
TEST_P(DecodeSvcTest, DecodeSvcTestUpToSpatialLayer10) {
const std::string filename = GET_PARAM(1);
std::unique_ptr<libvpx_test::CompressedVideoSource> video;
video.reset(new libvpx_test::IVFVideoSource(filename));
ASSERT_NE(video.get(), nullptr);
video->Init();
total_frames_ = 0;
spatial_layer_ = 10;
width_ = 1280;
height_ = 720;
ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
ASSERT_EQ(total_frames_, kNumFrames);
}
VP9_INSTANTIATE_TEST_SUITE(
DecodeSvcTest, ::testing::ValuesIn(libvpx_test::kVP9TestVectorsSvc,
libvpx_test::kVP9TestVectorsSvc +
libvpx_test::kNumVP9TestVectorsSvc));
} // namespace
|
