1 // Copyright (c) 2016 The WebM project authors. All Rights Reserved.
2 //
3 // Use of this source code is governed by a BSD-style license
4 // that can be found in the LICENSE file in the root of the source
5 // tree. An additional intellectual property rights grant can be found
6 // in the file PATENTS. All contributing project authors may
7 // be found in the AUTHORS file in the root of the source tree.
8 #include "common/video_frame.h"
9
10 #include "gtest/gtest.h"
11
12 namespace {
13 const libwebm::VideoFrame::Codec kCodec = libwebm::VideoFrame::kVP8;
14 const std::int64_t kPts = 12345;
15 const std::size_t kSize = 1;
16 const std::size_t kEmptySize = 0;
17
TEST(VideoFrameTests,DefaultsTest)18 TEST(VideoFrameTests, DefaultsTest) {
19 libwebm::VideoFrame frame;
20 EXPECT_EQ(kEmptySize, frame.buffer().capacity);
21 EXPECT_EQ(kEmptySize, frame.buffer().length);
22 EXPECT_EQ(nullptr, frame.buffer().data.get());
23 EXPECT_FALSE(frame.keyframe());
24 EXPECT_EQ(0, frame.nanosecond_pts());
25 EXPECT_EQ(libwebm::VideoFrame::kVP9, frame.codec());
26 }
27
TEST(VideoFrameTests,SizeTest)28 TEST(VideoFrameTests, SizeTest) {
29 libwebm::VideoFrame frame;
30 EXPECT_TRUE(frame.Init(kSize));
31
32 // Buffer inits empty, length should be 0, aka |kEmpty|.
33 EXPECT_GT(kSize, frame.buffer().length);
34 EXPECT_EQ(kEmptySize, frame.buffer().length);
35
36 // Capacity should be equal to |kSize|.
37 EXPECT_EQ(kSize, frame.buffer().capacity);
38 EXPECT_FALSE(frame.SetBufferLength(kSize + 1));
39
40 // Write a byte into the buffer via the raw data pointer, update length, and
41 // verify expected behavior.
42 uint8_t* write_ptr = reinterpret_cast<uint8_t*>(frame.buffer().data.get());
43 *write_ptr = 0xFF;
44 EXPECT_TRUE(frame.SetBufferLength(1));
45 EXPECT_EQ(frame.buffer().length, frame.buffer().capacity);
46 }
47
TEST(VideoFrameTests,OverloadsTest)48 TEST(VideoFrameTests, OverloadsTest) {
49 const bool kKeyframe = true;
50
51 // Test VideoFrame::VideoFrame(bool keyframe, int64_t nano_pts, Codec c).
52 libwebm::VideoFrame keyframe(kKeyframe, kPts, kCodec);
53 EXPECT_EQ(kKeyframe, keyframe.keyframe());
54 EXPECT_EQ(kPts, keyframe.nanosecond_pts());
55 EXPECT_EQ(kCodec, keyframe.codec());
56 EXPECT_EQ(kEmptySize, keyframe.buffer().capacity);
57 EXPECT_EQ(kEmptySize, keyframe.buffer().length);
58 EXPECT_EQ(nullptr, keyframe.buffer().data.get());
59
60 // Test VideoFrame::Init(std::size_t length).
61 EXPECT_TRUE(keyframe.Init(kSize));
62 EXPECT_EQ(kKeyframe, keyframe.keyframe());
63 EXPECT_EQ(kPts, keyframe.nanosecond_pts());
64 EXPECT_EQ(kCodec, keyframe.codec());
65 EXPECT_NE(nullptr, keyframe.buffer().data.get());
66
67 // Test VideoFrame::Init(size_t length, int64_t nano_pts, Codec c).
68 EXPECT_TRUE(keyframe.Init(kSize, kPts + 1, libwebm::VideoFrame::kVP9));
69 EXPECT_EQ(kSize, keyframe.buffer().capacity);
70 EXPECT_GT(kSize, keyframe.buffer().length);
71 EXPECT_NE(kPts, keyframe.nanosecond_pts());
72 EXPECT_NE(kCodec, keyframe.codec());
73 }
74
75 } // namespace
76