remoting/codec/codec_test.h

   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 #ifndef REMOTING_CODEC_CODEC_TEST_H_
   6 #define REMOTING_CODEC_CODEC_TEST_H_
   7
   8 #include <list>
   9
  10 #include "base/memory/ref_counted.h"
  11
  12 namespace webrtc {
  13 class DesktopFrame;
  14 class DesktopSize;
  15 }
  16
  17 namespace remoting {
  18
  19 class VideoDecoder;
  20 class VideoEncoder;
  21
  22 // Generate test data and test the encoder for a regular encoding sequence.
  23 // This will test encoder test and the sequence of messages sent.
  24 //
  25 // If |strict| is set to true then this routine will make sure the updated
  26 // rects match dirty rects.
  27 void TestVideoEncoder(VideoEncoder* encoder, bool strict);
  28
  29 // Generate test data and test the encoder for a sequence of one "changed"
  30 // frame followed by one or more "unchanged" frames, and verify that the
  31 // encoder sends up to |max_topoff_frames| of non-empty data for unchanged
  32 // frames, after which it returns null frames.
  33 void TestVideoEncoderEmptyFrames(VideoEncoder* encoder, int max_topoff_frames);
  34
  35 // Generate test data and test the encoder and decoder pair.
  36 //
  37 // If |strict| is set to true, this routine will make sure the updated rects
  38 // are correct.
  39 void TestVideoEncoderDecoder(VideoEncoder* encoder,
  40                              VideoDecoder* decoder,
  41                              bool strict);
  42
  43 // Generate a frame containing a gradient, and test the encoder and decoder
  44 // pair.
  45 void TestVideoEncoderDecoderGradient(VideoEncoder* encoder,
  46                                      VideoDecoder* decoder,
  47                                      const webrtc::DesktopSize& screen_size,
  48                                      double max_error_limit,
  49                                      double mean_error_limit);
  50
  51 // Run sufficient encoding iterations to measure the FPS of the specified
  52 // encoder. The caller may supply one or more DesktopFrames to encode, which
  53 // will be cycled through until timing is complete. If the caller does not
  54 // supply any frames then a single full-frame of randomized pixels is used.
  55 float MeasureVideoEncoderFpsWithSize(VideoEncoder* encoder,
  56                                      const webrtc::DesktopSize& size);
  57 float MeasureVideoEncoderFpsWithFrames(
  58     VideoEncoder* encoder,
  59     const std::list<webrtc::DesktopFrame*>& frames);
  60
  61 }  // namespace remoting
  62
  63 #endif  // REMOTING_CODEC_CODEC_TEST_H_