18bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)// Copyright 2013 The Chromium Authors. All rights reserved.
25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be
35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file.
45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
58bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)#include "remoting/codec/video_decoder_vpx.h"
65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "media/base/video_frame.h"
85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/codec/codec_test.h"
98bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)#include "remoting/codec/video_encoder_vpx.h"
105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "testing/gtest/include/gtest/gtest.h"
1190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace remoting {
145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
15e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdochnamespace {
16e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
178bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)class VideoDecoderVpxTest : public testing::Test {
185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected:
198bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)  scoped_ptr<VideoEncoderVpx> encoder_;
208bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)  scoped_ptr<VideoDecoderVpx> decoder_;
218bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)
228bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)  VideoDecoderVpxTest() : encoder_(VideoEncoderVpx::CreateForVP8()),
238bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)                          decoder_(VideoDecoderVpx::CreateForVP8()) {
248bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)  }
255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  void TestGradient(int screen_width, int screen_height,
275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)                    int view_width, int view_height,
285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)                    double max_error_limit, double mean_error_limit) {
2990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)    TestVideoEncoderDecoderGradient(
308bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)        encoder_.get(), decoder_.get(),
3190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)        webrtc::DesktopSize(screen_width, screen_height),
3290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)        webrtc::DesktopSize(view_width, view_height),
3390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)        max_error_limit, mean_error_limit);
345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  }
355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)};
365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
37e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdochclass VideoDecoderVp8Test : public VideoDecoderVpxTest {
38e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch protected:
39e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  VideoDecoderVp8Test() {
40e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch    encoder_ = VideoEncoderVpx::CreateForVP8();
41e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch    decoder_ = VideoDecoderVpx::CreateForVP8();
42e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  }
43e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch};
44e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
45e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdochclass VideoDecoderVp9Test : public VideoDecoderVpxTest {
46e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch protected:
47e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  VideoDecoderVp9Test() {
48e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch    encoder_ = VideoEncoderVpx::CreateForVP9();
49e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch    decoder_ = VideoDecoderVpx::CreateForVP9();
50e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  }
51e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch};
52e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
53e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch}  // namespace
54e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
55e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch//
56e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch// Test the VP8 codec.
57e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch//
58e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
59e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp8Test, VideoEncodeAndDecode) {
60e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  TestVideoEncoderDecoder(encoder_.get(), decoder_.get(), false);
61e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch}
62e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
63e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch// Check that encoding and decoding a particular frame doesn't change the
64e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch// frame too much. The frame used is a gradient, which does not contain sharp
65e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch// transitions, so encoding lossiness should not be too high.
66e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp8Test, Gradient) {
67e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  TestGradient(320, 240, 320, 240, 0.04, 0.02);
68e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch}
69e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
70e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp8Test, GradientScaleUpEvenToEven) {
71e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  TestGradient(320, 240, 640, 480, 0.04, 0.02);
72e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch}
73e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
74e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp8Test, GradientScaleUpEvenToOdd) {
75e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  TestGradient(320, 240, 641, 481, 0.04, 0.02);
76e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch}
77e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
78e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp8Test, GradientScaleUpOddToEven) {
79e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  TestGradient(321, 241, 640, 480, 0.04, 0.02);
80e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch}
81e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
82e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp8Test, GradientScaleUpOddToOdd) {
83e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  TestGradient(321, 241, 641, 481, 0.04, 0.02);
84e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch}
85e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
86e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp8Test, GradientScaleDownEvenToEven) {
87e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  TestGradient(320, 240, 160, 120, 0.04, 0.02);
88e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch}
89e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
90e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp8Test, GradientScaleDownEvenToOdd) {
91e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  // The maximum error is non-deterministic. The mean error is not too high,
92e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  // which suggests that the problem is restricted to a small area of the output
93e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  // image. See crbug.com/139437 and crbug.com/139633.
94e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  TestGradient(320, 240, 161, 121, 1.0, 0.02);
95e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch}
96e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
97e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp8Test, GradientScaleDownOddToEven) {
98e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  TestGradient(321, 241, 160, 120, 0.04, 0.02);
99e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch}
100e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
101e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp8Test, GradientScaleDownOddToOdd) {
102e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch  TestGradient(321, 241, 161, 121, 0.04, 0.02);
103e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch}
104e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
105e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch//
106e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch// Test the VP9 codec.
107e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch//
108e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch
109e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp9Test, VideoEncodeAndDecode) {
1108bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)  TestVideoEncoderDecoder(encoder_.get(), decoder_.get(), false);
1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Check that encoding and decoding a particular frame doesn't change the
1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// frame too much. The frame used is a gradient, which does not contain sharp
1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// transitions, so encoding lossiness should not be too high.
116e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp9Test, Gradient) {
117c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)  TestGradient(320, 240, 320, 240, 0.04, 0.02);
1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
120e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp9Test, GradientScaleUpEvenToEven) {
1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  TestGradient(320, 240, 640, 480, 0.04, 0.02);
1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
124e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp9Test, GradientScaleUpEvenToOdd) {
1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  TestGradient(320, 240, 641, 481, 0.04, 0.02);
1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
128e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp9Test, GradientScaleUpOddToEven) {
1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  TestGradient(321, 241, 640, 480, 0.04, 0.02);
1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
132e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp9Test, GradientScaleUpOddToOdd) {
1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  TestGradient(321, 241, 641, 481, 0.04, 0.02);
1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
136e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp9Test, GradientScaleDownEvenToEven) {
1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  TestGradient(320, 240, 160, 120, 0.04, 0.02);
1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
140e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp9Test, GradientScaleDownEvenToOdd) {
1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  // The maximum error is non-deterministic. The mean error is not too high,
1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  // which suggests that the problem is restricted to a small area of the output
1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  // image. See crbug.com/139437 and crbug.com/139633.
1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  TestGradient(320, 240, 161, 121, 1.0, 0.02);
1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
147e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp9Test, GradientScaleDownOddToEven) {
1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  TestGradient(321, 241, 160, 120, 0.04, 0.02);
1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
151e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen MurdochTEST_F(VideoDecoderVp9Test, GradientScaleDownOddToOdd) {
1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  TestGradient(321, 241, 161, 121, 0.04, 0.02);
1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}  // namespace remoting
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