| // Copyright (c) 2011 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/base/filters.h" |
| |
| #include "base/logging.h" |
| |
| namespace media { |
| |
| // static |
| const size_t DataSource::kReadError = static_cast<size_t>(-1); |
| |
| void ResetAndRunCB(FilterStatusCB* cb, PipelineStatus status) { |
| DCHECK(!cb->is_null()); |
| FilterStatusCB tmp_cb(*cb); |
| cb->Reset(); |
| tmp_cb.Run(status); |
| } |
| |
| void ResetAndRunCB(base::Closure* cb) { |
| DCHECK(!cb->is_null()); |
| base::Closure tmp_cb(*cb); |
| cb->Reset(); |
| tmp_cb.Run(); |
| } |
| |
| Filter::Filter() : host_(NULL) {} |
| |
| Filter::~Filter() {} |
| |
| void Filter::set_host(FilterHost* host) { |
| DCHECK(host); |
| DCHECK(!host_); |
| host_ = host; |
| } |
| |
| FilterHost* Filter::host() { |
| return host_; |
| } |
| |
| void Filter::Play(const base::Closure& callback) { |
| DCHECK(!callback.is_null()); |
| callback.Run(); |
| } |
| |
| void Filter::Pause(const base::Closure& callback) { |
| DCHECK(!callback.is_null()); |
| callback.Run(); |
| } |
| |
| void Filter::Flush(const base::Closure& callback) { |
| DCHECK(!callback.is_null()); |
| callback.Run(); |
| } |
| |
| void Filter::Stop(const base::Closure& callback) { |
| DCHECK(!callback.is_null()); |
| callback.Run(); |
| } |
| |
| void Filter::SetPlaybackRate(float playback_rate) {} |
| |
| void Filter::Seek(base::TimeDelta time, const FilterStatusCB& callback) { |
| DCHECK(!callback.is_null()); |
| callback.Run(PIPELINE_OK); |
| } |
| |
| void Filter::OnAudioRendererDisabled() { |
| } |
| |
| VideoDecoder::VideoDecoder() {} |
| |
| VideoDecoder::~VideoDecoder() {} |
| |
| AudioDecoder::AudioDecoder() {} |
| |
| AudioDecoder::~AudioDecoder() {} |
| |
| void AudioDecoder::ConsumeAudioSamples(scoped_refptr<Buffer> buffer) { |
| consume_audio_samples_callback_.Run(buffer); |
| } |
| |
| } // namespace media |