1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef PREVIEW_PLAYER_H_
18
19#define PREVIEW_PLAYER_H_
20
21#include "TimedEventQueue.h"
22#include "VideoEditorAudioPlayer.h"
23
24#include <media/MediaPlayerInterface.h>
25#include <media/stagefright/DataSource.h>
26#include <media/stagefright/OMXClient.h>
27#include <media/stagefright/TimeSource.h>
28#include <utils/threads.h>
29#include "PreviewPlayerBase.h"
30#include "VideoEditorPreviewController.h"
31#include "NativeWindowRenderer.h"
32
33namespace android {
34
35struct AudioPlayerBase;
36struct DataSource;
37struct MediaBuffer;
38struct MediaExtractor;
39struct MediaSource;
40
41struct PreviewPlayer : public PreviewPlayerBase {
42    PreviewPlayer(NativeWindowRenderer* renderer);
43    ~PreviewPlayer();
44
45    //Override baseclass methods
46    void reset();
47
48    status_t play();
49
50    status_t seekTo(int64_t timeUs);
51
52    status_t getVideoDimensions(int32_t *width, int32_t *height) const;
53
54    void acquireLock();
55    void releaseLock();
56
57    status_t prepare();
58    status_t setDataSource(
59        const char *uri, const KeyedVector<String8, String8> *headers);
60
61    //Added methods
62    status_t loadEffectsSettings(M4VSS3GPP_EffectSettings* pEffectSettings,
63                                 int nEffects);
64    status_t loadAudioMixSettings(M4xVSS_AudioMixingSettings* pAudioMixSettings);
65    status_t setAudioMixPCMFileHandle(M4OSA_Context pAudioMixPCMFileHandle);
66    status_t setAudioMixStoryBoardParam(M4OSA_UInt32 audioMixStoryBoardTS,
67                            M4OSA_UInt32 currentMediaBeginCutTime,
68                            M4OSA_UInt32 currentMediaVolumeVol);
69
70    status_t setPlaybackBeginTime(uint32_t msec);
71    status_t setPlaybackEndTime(uint32_t msec);
72    status_t setStoryboardStartTime(uint32_t msec);
73    status_t setProgressCallbackInterval(uint32_t cbInterval);
74    status_t setMediaRenderingMode(M4xVSS_MediaRendering mode,
75                            M4VIDEOEDITING_VideoFrameSize outputVideoSize);
76
77    status_t resetJniCallbackTimeStamp();
78    status_t setImageClipProperties(uint32_t width, uint32_t height);
79    status_t readFirstVideoFrame();
80    status_t getLastRenderedTimeMs(uint32_t *lastRenderedTimeMs);
81    status_t setAudioPlayer(AudioPlayerBase *audioPlayer);
82
83private:
84    friend struct PreviewPlayerEvent;
85
86    enum {
87        PLAYING             = 1,
88        LOOPING             = 2,
89        FIRST_FRAME         = 4,
90        PREPARING           = 8,
91        PREPARED            = 16,
92        AT_EOS              = 32,
93        PREPARE_CANCELLED   = 64,
94        CACHE_UNDERRUN      = 128,
95        AUDIO_AT_EOS        = 256,
96        VIDEO_AT_EOS        = 512,
97        AUTO_LOOPING        = 1024,
98        INFORMED_AV_EOS     = 2048,
99    };
100
101    void cancelPlayerEvents(bool keepBufferingGoing = false);
102    status_t setDataSource_l(const sp<MediaExtractor> &extractor);
103    status_t setDataSource_l(
104        const char *uri, const KeyedVector<String8, String8> *headers);
105    void reset_l();
106    status_t play_l();
107    status_t initRenderer_l();
108    status_t initAudioDecoder();
109    status_t initVideoDecoder(uint32_t flags = 0);
110    void onVideoEvent();
111    void onStreamDone();
112    status_t finishSetDataSource_l();
113    static bool ContinuePreparation(void *cookie);
114    void onPrepareAsyncEvent();
115    void finishAsyncPrepare_l();
116    status_t startAudioPlayer_l();
117    bool mIsChangeSourceRequired;
118
119    NativeWindowRenderer *mNativeWindowRenderer;
120    RenderInput *mVideoRenderer;
121
122    int32_t mVideoWidth, mVideoHeight;
123
124    //Data structures used for audio and video effects
125    M4VSS3GPP_EffectSettings* mEffectsSettings;
126    M4xVSS_AudioMixingSettings* mPreviewPlayerAudioMixSettings;
127    M4OSA_Context mAudioMixPCMFileHandle;
128    M4OSA_UInt32 mAudioMixStoryBoardTS;
129    M4OSA_UInt32 mCurrentMediaBeginCutTime;
130    M4OSA_UInt32 mCurrentMediaVolumeValue;
131    M4OSA_UInt32 mCurrFramingEffectIndex;
132
133    uint32_t mNumberEffects;
134    uint32_t mPlayBeginTimeMsec;
135    uint32_t mPlayEndTimeMsec;
136    uint64_t mDecodedVideoTs; // timestamp of current decoded video frame buffer
137    uint64_t mDecVideoTsStoryBoard; // timestamp of frame relative to storyboard
138    uint32_t mCurrentVideoEffect;
139    uint32_t mProgressCbInterval;
140    uint32_t mNumberDecVideoFrames; // Counter of number of video frames decoded
141    sp<TimedEventQueue::Event> mProgressCbEvent;
142    bool mProgressCbEventPending;
143    sp<TimedEventQueue::Event> mOverlayUpdateEvent;
144    bool mOverlayUpdateEventPending;
145    bool mOverlayUpdateEventPosted;
146
147    M4xVSS_MediaRendering mRenderingMode;
148    uint32_t mOutputVideoWidth;
149    uint32_t mOutputVideoHeight;
150
151    uint32_t mStoryboardStartTimeMsec;
152
153    bool mIsVideoSourceJpg;
154    bool mIsFiftiesEffectStarted;
155    int64_t mImageFrameTimeUs;
156    bool mStartNextPlayer;
157    mutable Mutex mLockControl;
158
159    M4VIFI_UInt8*  mFrameRGBBuffer;
160    M4VIFI_UInt8*  mFrameYUVBuffer;
161
162    void setVideoPostProcessingNode(
163                    M4VSS3GPP_VideoEffectType type, M4OSA_Bool enable);
164    void postProgressCallbackEvent_l();
165    void onProgressCbEvent();
166
167    void postOverlayUpdateEvent_l();
168    void onUpdateOverlayEvent();
169
170    status_t setDataSource_l_jpg();
171
172    status_t prepare_l();
173    status_t prepareAsync_l();
174
175    void updateSizeToRender(sp<MetaData> meta);
176
177    VideoEditorAudioPlayer  *mVeAudioPlayer;
178
179    PreviewPlayer(const PreviewPlayer &);
180    PreviewPlayer &operator=(const PreviewPlayer &);
181};
182
183}  // namespace android
184
185#endif  // PREVIEW_PLAYER_H_
186
187