1 /*
2 * Copyright (c) 2012 The WebM project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10 #include "third_party/googletest/src/include/gtest/gtest.h"
11 #include "test/codec_factory.h"
12 #include "test/encode_test_driver.h"
13 #include "test/i420_video_source.h"
14 #include "test/util.h"
15 namespace {
16
17 #if CONFIG_VP8_ENCODER
18
19 // lookahead range: [kLookAheadMin, kLookAheadMax).
20 const int kLookAheadMin = 5;
21 const int kLookAheadMax = 26;
22
23 class AltRefTest : public ::libvpx_test::EncoderTest,
24 public ::libvpx_test::CodecTestWithParam<int> {
25 protected:
AltRefTest()26 AltRefTest() : EncoderTest(GET_PARAM(0)), altref_count_(0) {}
~AltRefTest()27 virtual ~AltRefTest() {}
28
SetUp()29 virtual void SetUp() {
30 InitializeConfig();
31 SetMode(libvpx_test::kTwoPassGood);
32 }
33
BeginPassHook(unsigned int)34 virtual void BeginPassHook(unsigned int /*pass*/) { altref_count_ = 0; }
35
PreEncodeFrameHook(libvpx_test::VideoSource * video,libvpx_test::Encoder * encoder)36 virtual void PreEncodeFrameHook(libvpx_test::VideoSource *video,
37 libvpx_test::Encoder *encoder) {
38 if (video->frame() == 1) {
39 encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1);
40 encoder->Control(VP8E_SET_CPUUSED, 3);
41 }
42 }
43
FramePktHook(const vpx_codec_cx_pkt_t * pkt)44 virtual void FramePktHook(const vpx_codec_cx_pkt_t *pkt) {
45 if (pkt->data.frame.flags & VPX_FRAME_IS_INVISIBLE) ++altref_count_;
46 }
47
altref_count() const48 int altref_count() const { return altref_count_; }
49
50 private:
51 int altref_count_;
52 };
53
TEST_P(AltRefTest,MonotonicTimestamps)54 TEST_P(AltRefTest, MonotonicTimestamps) {
55 const vpx_rational timebase = { 33333333, 1000000000 };
56 cfg_.g_timebase = timebase;
57 cfg_.rc_target_bitrate = 1000;
58 cfg_.g_lag_in_frames = GET_PARAM(1);
59
60 libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
61 timebase.den, timebase.num, 0, 30);
62 ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
63 EXPECT_GE(altref_count(), 1);
64 }
65
66 VP8_INSTANTIATE_TEST_CASE(AltRefTest,
67 ::testing::Range(kLookAheadMin, kLookAheadMax));
68
69 #endif // CONFIG_VP8_ENCODER
70
71 class AltRefForcedKeyTestLarge
72 : public ::libvpx_test::EncoderTest,
73 public ::libvpx_test::CodecTestWith2Params<libvpx_test::TestMode, int> {
74 protected:
AltRefForcedKeyTestLarge()75 AltRefForcedKeyTestLarge()
76 : EncoderTest(GET_PARAM(0)), encoding_mode_(GET_PARAM(1)),
77 cpu_used_(GET_PARAM(2)), forced_kf_frame_num_(1), frame_num_(0) {}
~AltRefForcedKeyTestLarge()78 virtual ~AltRefForcedKeyTestLarge() {}
79
SetUp()80 virtual void SetUp() {
81 InitializeConfig();
82 SetMode(encoding_mode_);
83 cfg_.rc_end_usage = VPX_VBR;
84 cfg_.g_threads = 0;
85 }
86
PreEncodeFrameHook(::libvpx_test::VideoSource * video,::libvpx_test::Encoder * encoder)87 virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video,
88 ::libvpx_test::Encoder *encoder) {
89 if (video->frame() == 0) {
90 encoder->Control(VP8E_SET_CPUUSED, cpu_used_);
91 encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1);
92 #if CONFIG_VP9_ENCODER
93 // override test default for tile columns if necessary.
94 if (GET_PARAM(0) == &libvpx_test::kVP9) {
95 encoder->Control(VP9E_SET_TILE_COLUMNS, 6);
96 }
97 #endif
98 }
99 frame_flags_ =
100 (video->frame() == forced_kf_frame_num_) ? VPX_EFLAG_FORCE_KF : 0;
101 }
102
FramePktHook(const vpx_codec_cx_pkt_t * pkt)103 virtual void FramePktHook(const vpx_codec_cx_pkt_t *pkt) {
104 if (frame_num_ == forced_kf_frame_num_) {
105 ASSERT_TRUE(!!(pkt->data.frame.flags & VPX_FRAME_IS_KEY))
106 << "Frame #" << frame_num_ << " isn't a keyframe!";
107 }
108 ++frame_num_;
109 }
110
111 ::libvpx_test::TestMode encoding_mode_;
112 int cpu_used_;
113 unsigned int forced_kf_frame_num_;
114 unsigned int frame_num_;
115 };
116
TEST_P(AltRefForcedKeyTestLarge,Frame1IsKey)117 TEST_P(AltRefForcedKeyTestLarge, Frame1IsKey) {
118 const vpx_rational timebase = { 1, 30 };
119 const int lag_values[] = { 3, 15, 25, -1 };
120
121 forced_kf_frame_num_ = 1;
122 for (int i = 0; lag_values[i] != -1; ++i) {
123 frame_num_ = 0;
124 cfg_.g_lag_in_frames = lag_values[i];
125 libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
126 timebase.den, timebase.num, 0, 30);
127 ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
128 }
129 }
130
TEST_P(AltRefForcedKeyTestLarge,ForcedFrameIsKey)131 TEST_P(AltRefForcedKeyTestLarge, ForcedFrameIsKey) {
132 const vpx_rational timebase = { 1, 30 };
133 const int lag_values[] = { 3, 15, 25, -1 };
134
135 for (int i = 0; lag_values[i] != -1; ++i) {
136 frame_num_ = 0;
137 forced_kf_frame_num_ = lag_values[i] - 1;
138 cfg_.g_lag_in_frames = lag_values[i];
139 libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
140 timebase.den, timebase.num, 0, 30);
141 ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
142 }
143 }
144
145 VP8_INSTANTIATE_TEST_CASE(AltRefForcedKeyTestLarge,
146 ::testing::Values(::libvpx_test::kOnePassGood),
147 ::testing::Range(0, 9));
148
149 VP9_INSTANTIATE_TEST_CASE(AltRefForcedKeyTestLarge,
150 ::testing::Values(::libvpx_test::kOnePassGood),
151 ::testing::Range(0, 9));
152 } // namespace
153