[Chromecast] Upgrade to new CMA backend API

chromecast/media/cma/test/demuxer_stream_for_test.cc

-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "base/threading/thread.h"
-#include "chromecast/media/cma/test/demuxer_stream_for_test.h"
-
-namespace chromecast {
-namespace media {
-
-DemuxerStreamForTest::DemuxerStreamForTest(int total_frames,
-                                           int cycle_count,
-                                           int delayed_frame_count,
-                                           const std::list<int>& config_idx)
-    : total_frame_count_(total_frames),
-      cycle_count_(cycle_count),
-      delayed_frame_count_(delayed_frame_count),
-      config_idx_(config_idx),
-      frame_count_(0),
-      has_pending_read_(false) {
-  DCHECK_LE(delayed_frame_count, cycle_count);
-}
-
-DemuxerStreamForTest::~DemuxerStreamForTest() {
-}
-
-void DemuxerStreamForTest::Read(const ReadCB& read_cb) {
-  has_pending_read_ = true;
-  if (!config_idx_.empty() && config_idx_.front() == frame_count_) {
-    config_idx_.pop_front();
-    has_pending_read_ = false;
-    read_cb.Run(kConfigChanged, scoped_refptr<::media::DecoderBuffer>());
-    return;
-  }
-
-  if ((frame_count_ % cycle_count_) < delayed_frame_count_) {
-    base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
-        FROM_HERE, base::Bind(&DemuxerStreamForTest::DoRead,
-                              base::Unretained(this), read_cb),
-        base::TimeDelta::FromMilliseconds(20));
-    return;
-  }
-  DoRead(read_cb);
-}
-
-::media::AudioDecoderConfig DemuxerStreamForTest::audio_decoder_config() {
-  NOTREACHED() << "DemuxerStreamForTest is a video DemuxerStream";
-  return ::media::AudioDecoderConfig();
-}
-
-::media::VideoDecoderConfig DemuxerStreamForTest::video_decoder_config() {
-  gfx::Size coded_size(640, 480);
-  gfx::Rect visible_rect(640, 480);
-  gfx::Size natural_size(640, 480);
-  return ::media::VideoDecoderConfig(
-      ::media::kCodecH264, ::media::VIDEO_CODEC_PROFILE_UNKNOWN,
-      ::media::PIXEL_FORMAT_YV12, ::media::COLOR_SPACE_UNSPECIFIED, coded_size,
-      visible_rect, natural_size, NULL, 0, false);
-}
-
-::media::DemuxerStream::Type DemuxerStreamForTest::type() const {
-  return VIDEO;
-}
-
-bool DemuxerStreamForTest::SupportsConfigChanges() {
-  return true;
-}
-
-::media::VideoRotation DemuxerStreamForTest::video_rotation() {
-  return ::media::VIDEO_ROTATION_0;
-}
-
-void DemuxerStreamForTest::DoRead(const ReadCB& read_cb) {
-  has_pending_read_ = false;
-
-  if (total_frame_count_ != -1 && frame_count_ >= total_frame_count_) {
-    // End of stream
-    read_cb.Run(kOk, ::media::DecoderBuffer::CreateEOSBuffer());
-    return;
-  }
-
-  scoped_refptr<::media::DecoderBuffer> buffer(new ::media::DecoderBuffer(16));
-  buffer->set_timestamp(frame_count_ * base::TimeDelta::FromMilliseconds(
-                                           kDemuxerStreamForTestFrameDuration));
-  frame_count_++;
-  read_cb.Run(kOk, buffer);
-}
-
-}  // namespace media
-}  // namespace chromecast