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Side by Side Diff: media/base/android/media_codec_player.h

Issue 1076013002: Added stub MediaSourcePlayer for developing behind the flag (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Eliminated proxy player class as suggested by Xiaohan Created 5 years, 7 months ago
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1 // Copyright 2015 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 MEDIA_BASE_ANDROID_MEDIA_CODEC_PLAYER_H_
6 #define MEDIA_BASE_ANDROID_MEDIA_CODEC_PLAYER_H_
7
8 #include "base/android/scoped_java_ref.h"
9 #include "base/memory/scoped_ptr.h"
10 #include "base/memory/weak_ptr.h"
11 #include "base/threading/thread.h"
12 #include "media/base/android/demuxer_android.h"
13 #include "media/base/android/media_player_android.h"
14 #include "media/base/media_export.h"
15 #include "ui/gl/android/scoped_java_surface.h"
16
17 namespace media {
18
19 class BrowserCdm;
20
21 // Returns the task runner for the media thread
22 scoped_refptr<base::SingleThreadTaskRunner> GetMediaTaskRunner();
23
24
25 // This class implements the media player using Android's MediaCodec.
xhwang 2015/05/06 17:42:44 nit: Add a comment about the diff b/w this and the
Tima Vaisburd 2015/05/08 07:30:54 Added some words, please take another look
26 class MEDIA_EXPORT MediaCodecPlayer : public MediaPlayerAndroid,
27 public DemuxerAndroidClient {
28 public:
29 // Constructs a player with the given ID and demuxer. |manager| must outlive
30 // the lifetime of this object.
31 MediaCodecPlayer(int player_id,
32 MediaPlayerManager* manager,
33 const RequestMediaResourcesCB& request_media_resources_cb,
34 scoped_ptr<DemuxerAndroid> demuxer,
35 const GURL& frame_url);
36 ~MediaCodecPlayer() override;
37
38 // MediaPlayerAndroid implementation.
39 void DeleteOnCorrectThread() override;
40 void SetVideoSurface(gfx::ScopedJavaSurface surface) override;
41 void Start() override;
42 void Pause(bool is_media_related_action) override;
43 void SeekTo(base::TimeDelta timestamp) override;
44 void Release() override;
45 void SetVolume(double volume) override;
46 int GetVideoWidth() override;
47 int GetVideoHeight() override;
48 base::TimeDelta GetCurrentTime() override;
49 base::TimeDelta GetDuration() override;
50 bool IsPlaying() override;
51 bool CanPause() override;
52 bool CanSeekForward() override;
53 bool CanSeekBackward() override;
54 bool IsPlayerReady() override;
55 void SetCdm(BrowserCdm* cdm) override;
56
57 // DemuxerAndroidClient implementation.
58 void OnDemuxerConfigsAvailable(const DemuxerConfigs& params) override;
59 void OnDemuxerDataAvailable(const DemuxerData& params) override;
60 void OnDemuxerSeekDone(base::TimeDelta actual_browser_seek_time) override;
61 void OnDemuxerDurationChanged(base::TimeDelta duration) override;
62
63 // Helper methods
64 void Initialize();
65 void DestroySelf();
66
67 private:
68 // Object for posting tasks on UI thread.
69 scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner_;
70
71 scoped_ptr<DemuxerAndroid> demuxer_;
72
73 base::WeakPtr<MediaCodecPlayer> weak_this_;
74 // NOTE: Weak pointers must be invalidated before all other member variables.
75 base::WeakPtrFactory<MediaCodecPlayer> weak_factory_;
76
77 DISALLOW_COPY_AND_ASSIGN(MediaCodecPlayer);
78 };
79
80 } // namespace media
81
82 #endif // MEDIA_BASE_ANDROID_MEDIA_CODEC_PLAYER_H_
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