Switch to double for time calculations using playback rate.

chromecast/renderer/media/media_pipeline_proxy.cc

 // Copyright 2014 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 "chromecast/renderer/media/media_pipeline_proxy.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 16 matching lines @@
 
   explicit MediaPipelineProxyInternal(
       scoped_refptr<MediaChannelProxy> media_channel_proxy);
   virtual ~MediaPipelineProxyInternal();
 
   void SetClient(const MediaPipelineClient& client);
   void SetCdm(int render_frame_id, int cdm_id);
   void StartPlayingFrom(const base::TimeDelta& time);
   void Flush(const ::media::PipelineStatusCB& status_cb);
   void Stop();
-  void SetPlaybackRate(float playback_rate);
+  void SetPlaybackRate(double playback_rate);
 
  private:
   void Shutdown();
 
   // Callbacks for CmaMessageFilterHost::MediaDelegate.
   void OnStateChanged(::media::PipelineStatus status);
 
   base::ThreadChecker thread_checker_;
 
   scoped_refptr<MediaChannelProxy> media_channel_proxy_;
@@ skipping 80 matching lines @@
 
 void MediaPipelineProxyInternal::StartPlayingFrom(const base::TimeDelta& time) {
   DCHECK(thread_checker_.CalledOnValidThread());
   bool success = media_channel_proxy_->Send(scoped_ptr<IPC::Message>(
       new CmaHostMsg_StartPlayingFrom(
           media_channel_proxy_->GetId(), time)));
   if (!success)
     client_.error_cb.Run(::media::PIPELINE_ERROR_ABORT);
 }
 
-void MediaPipelineProxyInternal::SetPlaybackRate(float playback_rate) {
+void MediaPipelineProxyInternal::SetPlaybackRate(double playback_rate) {
   DCHECK(thread_checker_.CalledOnValidThread());
   media_channel_proxy_->Send(scoped_ptr<IPC::Message>(
       new CmaHostMsg_SetPlaybackRate(
           media_channel_proxy_->GetId(), playback_rate)));
 }
 
 void MediaPipelineProxyInternal::OnStateChanged(
     ::media::PipelineStatus status) {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(!status_cb_.is_null());
@@ skipping 118 matching lines @@
   DCHECK(has_audio_ || has_video_);
 
   if (has_audio_)
     audio_pipeline_->Stop();
   if (has_video_)
     video_pipeline_->Stop();
 
   FORWARD_ON_IO_THREAD(Stop);
 }
 
-void MediaPipelineProxy::SetPlaybackRate(float playback_rate) {
+void MediaPipelineProxy::SetPlaybackRate(double playback_rate) {
   DCHECK(thread_checker_.CalledOnValidThread());
   FORWARD_ON_IO_THREAD(SetPlaybackRate, playback_rate);
 }
 
 }  // namespace cma
 }  // namespace chromecast