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Issue 10877014: Moved the video encoders/decoders to the codec directory. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Addressed comments Created 8 years, 4 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "media/base/video_frame.h"
6 #include "remoting/base/codec_test.h"
7 #include "remoting/base/decoder_vp8.h"
8 #include "remoting/base/encoder_vp8.h"
9 #include "testing/gtest/include/gtest/gtest.h"
10
11 namespace remoting {
12
13 class DecoderVp8Test : public testing::Test {
14 protected:
15 EncoderVp8 encoder_;
16 DecoderVp8 decoder_;
17
18 void TestGradient(int screen_width, int screen_height,
19 int view_width, int view_height,
20 double max_error_limit, double mean_error_limit) {
21 TestEncoderDecoderGradient(&encoder_, &decoder_,
22 SkISize::Make(screen_width, screen_height),
23 SkISize::Make(view_width, view_height),
24 max_error_limit, mean_error_limit);
25 }
26 };
27
28 TEST_F(DecoderVp8Test, EncodeAndDecode) {
29 TestEncoderDecoder(&encoder_, &decoder_, false);
30 }
31
32 // Check that encoding and decoding a particular frame doesn't change the
33 // frame too much. The frame used is a gradient, which does not contain sharp
34 // transitions, so encoding lossiness should not be too high.
35 TEST_F(DecoderVp8Test, Gradient) {
36 TestGradient(320, 240, 320, 240, 0.03, 0.01);
37 }
38
39 TEST_F(DecoderVp8Test, GradientScaleUpEvenToEven) {
40 TestGradient(320, 240, 640, 480, 0.04, 0.02);
41 }
42
43 TEST_F(DecoderVp8Test, GradientScaleUpEvenToOdd) {
44 TestGradient(320, 240, 641, 481, 0.04, 0.02);
45 }
46
47 TEST_F(DecoderVp8Test, GradientScaleUpOddToEven) {
48 TestGradient(321, 241, 640, 480, 0.04, 0.02);
49 }
50
51 TEST_F(DecoderVp8Test, GradientScaleUpOddToOdd) {
52 TestGradient(321, 241, 641, 481, 0.04, 0.02);
53 }
54
55 TEST_F(DecoderVp8Test, GradientScaleDownEvenToEven) {
56 TestGradient(320, 240, 160, 120, 0.04, 0.02);
57 }
58
59 TEST_F(DecoderVp8Test, GradientScaleDownEvenToOdd) {
60 // The maximum error is non-deterministic. The mean error is not too high,
61 // which suggests that the problem is restricted to a small area of the output
62 // image. See crbug.com/139437 and crbug.com/139633.
63 TestGradient(320, 240, 161, 121, 1.0, 0.02);
64 }
65
66 TEST_F(DecoderVp8Test, GradientScaleDownOddToEven) {
67 TestGradient(321, 241, 160, 120, 0.04, 0.02);
68 }
69
70 TEST_F(DecoderVp8Test, GradientScaleDownOddToOdd) {
71 TestGradient(321, 241, 161, 121, 0.04, 0.02);
72 }
73
74 } // namespace remoting
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