remoting/codec/video_decoder_vpx_unittest.cc

   1 // Copyright 2013 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 "remoting/codec/video_decoder_vpx.h"
   6
   7 #include "media/base/video_frame.h"
   8 #include "remoting/codec/codec_test.h"
   9 #include "remoting/codec/video_encoder_vpx.h"
  10 #include "testing/gtest/include/gtest/gtest.h"
  11 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
  12
  13 namespace remoting {
  14
  15 namespace {
  16
  17 class VideoDecoderVpxTest : public testing::Test {
  18  protected:
  19   scoped_ptr<VideoEncoderVpx> encoder_;
  20   scoped_ptr<VideoDecoderVpx> decoder_;
  21
  22   VideoDecoderVpxTest() : encoder_(VideoEncoderVpx::CreateForVP8()),
  23                           decoder_(VideoDecoderVpx::CreateForVP8()) {
  24   }
  25
  26   void TestGradient(int screen_width, int screen_height,
  27                     double max_error_limit, double mean_error_limit) {
  28     TestVideoEncoderDecoderGradient(
  29         encoder_.get(), decoder_.get(),
  30         webrtc::DesktopSize(screen_width, screen_height),
  31         max_error_limit, mean_error_limit);
  32   }
  33 };
  34
  35 class VideoDecoderVp8Test : public VideoDecoderVpxTest {
  36  protected:
  37   VideoDecoderVp8Test() {
  38     encoder_ = VideoEncoderVpx::CreateForVP8();
  39     decoder_ = VideoDecoderVpx::CreateForVP8();
  40   }
  41 };
  42
  43 class VideoDecoderVp9Test : public VideoDecoderVpxTest {
  44  protected:
  45   VideoDecoderVp9Test() {
  46     encoder_ = VideoEncoderVpx::CreateForVP9();
  47     decoder_ = VideoDecoderVpx::CreateForVP9();
  48   }
  49 };
  50
  51 }  // namespace
  52
  53 //
  54 // Test the VP8 codec.
  55 //
  56
  57 TEST_F(VideoDecoderVp8Test, VideoEncodeAndDecode) {
  58   TestVideoEncoderDecoder(encoder_.get(), decoder_.get(), false);
  59 }
  60
  61 // Check that encoding and decoding a particular frame doesn't change the
  62 // frame too much. The frame used is a gradient, which does not contain sharp
  63 // transitions, so encoding lossiness should not be too high.
  64 TEST_F(VideoDecoderVp8Test, Gradient) {
  65   TestGradient(320, 240, 0.04, 0.02);
  66 }
  67
  68 //
  69 // Test the VP9 codec.
  70 //
  71
  72 TEST_F(VideoDecoderVp9Test, VideoEncodeAndDecode) {
  73   TestVideoEncoderDecoder(encoder_.get(), decoder_.get(), false);
  74 }
  75
  76 // Check that encoding and decoding a particular frame doesn't change the
  77 // frame too much. The frame used is a gradient, which does not contain sharp
  78 // transitions, so encoding lossiness should not be too high.
  79 TEST_F(VideoDecoderVp9Test, Gradient) {
  80   TestGradient(320, 240, 0.04, 0.02);
  81 }
  82
  83 }  // namespace remoting