Add FakeVideoDecoder.

media/filters/fake_demuxer_stream.cc

 // Copyright (c) 2013 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 "media/filters/fake_demuxer_stream.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 16 matching lines @@
 static const char kFakeBufferHeader[] = "Fake Buffer";
 
 FakeDemuxerStream::FakeDemuxerStream(int num_configs,
                                      int num_buffers_in_one_config,
                                      bool is_encrypted)
     : message_loop_(base::MessageLoopProxy::current()),
       num_configs_left_(num_configs),
       num_buffers_in_one_config_(num_buffers_in_one_config),
       is_encrypted_(is_encrypted),
       num_buffers_left_in_current_config_(num_buffers_in_one_config),
+      num_buffers_returned_(0),
       current_timestamp_(base::TimeDelta::FromMilliseconds(kStartTimestampMs)),
       duration_(base::TimeDelta::FromMilliseconds(kDurationMs)),
       next_coded_size_(kStartWidth, kStartHeight),
       hold_next_read_(false) {
   DCHECK_GT(num_configs_left_, 0);
   DCHECK_GT(num_buffers_in_one_config_, 0);
   UpdateVideoDecoderConfig();
 }
 
 FakeDemuxerStream::~FakeDemuxerStream() {}
@@ skipping 90 matching lines @@
   // TODO(xhwang): Output out-of-order buffers if needed.
   buffer->SetTimestamp(current_timestamp_);
   buffer->SetDuration(duration_);
   current_timestamp_ += duration_;
 
   num_buffers_left_in_current_config_--;
   if (num_buffers_left_in_current_config_ == 0)
     num_configs_left_--;
 
   base::ResetAndReturn(&read_cb_).Run(kOk, buffer);
+  num_buffers_returned_++;
 }
 
 }  // namespace media