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 ANDROID_VIDEOEDITOR_PLAYER_H
18#define ANDROID_VIDEOEDITOR_PLAYER_H
19
20#include <media/MediaPlayerInterface.h>
21#include <media/AudioTrack.h>
22#include "M4xVSS_API.h"
23#include "VideoEditorMain.h"
24#include "VideoEditorTools.h"
25#include "VideoEditorAudioPlayer.h"
26#include "NativeWindowRenderer.h"
27
28namespace android {
29
30struct PreviewPlayer;
31
32class VideoEditorPlayer : public MediaPlayerInterface {
33    public:
34    class VeAudioOutput: public MediaPlayerBase::AudioSink
35    {
36    public:
37                                VeAudioOutput();
38        virtual                 ~VeAudioOutput();
39
40        virtual bool            ready() const { return mTrack != NULL; }
41        virtual bool            realtime() const { return true; }
42        virtual ssize_t         bufferSize() const;
43        virtual ssize_t         frameCount() const;
44        virtual ssize_t         channelCount() const;
45        virtual ssize_t         frameSize() const;
46        virtual uint32_t        latency() const;
47        virtual float           msecsPerFrame() const;
48        virtual status_t        getPosition(uint32_t *position) const;
49        virtual status_t        getFramesWritten(uint32_t*) const;
50        virtual int             getSessionId() const;
51
52        virtual status_t        open(
53                uint32_t sampleRate, int channelCount, audio_channel_mask_t channelMask,
54                audio_format_t format, int bufferCount,
55                AudioCallback cb, void *cookie, audio_output_flags_t flags,
56                const audio_offload_info_t *offloadInfo);
57
58        virtual status_t        start();
59        virtual ssize_t         write(const void* buffer, size_t size);
60        virtual void            stop();
61        virtual void            flush();
62        virtual void            pause();
63        virtual void            close();
64        void setAudioStreamType(audio_stream_type_t streamType) { mStreamType = streamType; }
65        virtual audio_stream_type_t getAudioStreamType() const { return mStreamType; }
66                void            setVolume(float left, float right);
67        virtual status_t        dump(int fd,const Vector<String16>& args) const;
68
69        static bool             isOnEmulator();
70        static int              getMinBufferCount();
71    private:
72        static void             setMinBufferCount();
73        static void             CallbackWrapper(
74                int event, void *me, void *info);
75
76        sp<AudioTrack>          mTrack;
77        AudioCallback           mCallback;
78        void *                  mCallbackCookie;
79        audio_stream_type_t     mStreamType;
80        float                   mLeftVolume;
81        float                   mRightVolume;
82        float                   mMsecsPerFrame;
83        uint32_t                mLatency;
84        int                     mSessionId;
85        static bool             mIsOnEmulator;
86        static int              mMinBufferCount; // 12 for emulator; otherwise 4
87
88        public:
89        uint32_t                mNumFramesWritten;
90        void                    snoopWrite(const void*, size_t);
91    };
92
93public:
94    VideoEditorPlayer(NativeWindowRenderer* renderer);
95    virtual ~VideoEditorPlayer();
96
97    virtual status_t initCheck();
98
99    virtual status_t setDataSource(
100            const char *url, const KeyedVector<String8, String8> *headers);
101
102    virtual status_t setDataSource(int fd, int64_t offset, int64_t length);
103    virtual status_t setVideoSurface(const sp<Surface> &surface);
104    virtual status_t setVideoSurfaceTexture(const sp<IGraphicBufferProducer> &bufferProducer);
105    virtual status_t prepare();
106    virtual status_t prepareAsync();
107    virtual status_t start();
108    virtual status_t stop();
109    virtual status_t pause();
110    virtual bool isPlaying();
111    virtual status_t seekTo(int msec);
112    virtual status_t getCurrentPosition(int *msec);
113    virtual status_t getDuration(int *msec);
114    virtual status_t reset();
115    virtual status_t setLooping(int loop);
116    virtual player_type playerType();
117    virtual status_t invoke(const Parcel &request, Parcel *reply);
118    virtual void setAudioSink(const sp<AudioSink> &audioSink);
119    virtual void acquireLock();
120    virtual void releaseLock();
121    virtual status_t setParameter(int key, const Parcel &request);
122    virtual status_t getParameter(int key, Parcel *reply);
123
124    virtual status_t getMetadata(
125                        const media::Metadata::Filter& ids, Parcel *records);
126
127    virtual status_t loadEffectsSettings(
128                         M4VSS3GPP_EffectSettings* pEffectSettings, int nEffects);
129
130    virtual status_t loadAudioMixSettings(
131                         M4xVSS_AudioMixingSettings* pAudioMixSettings);
132
133    virtual status_t setAudioMixPCMFileHandle(
134                         M4OSA_Context pAudioMixPCMFileHandle);
135
136    virtual status_t setAudioMixStoryBoardParam(
137                         M4OSA_UInt32 x, M4OSA_UInt32 y, M4OSA_UInt32 z);
138
139    virtual status_t setPlaybackBeginTime(uint32_t msec);
140    virtual status_t setPlaybackEndTime(uint32_t msec);
141    virtual status_t setStoryboardStartTime(uint32_t msec);
142    virtual status_t setProgressCallbackInterval(uint32_t cbInterval);
143
144    virtual status_t setMediaRenderingMode(M4xVSS_MediaRendering mode,
145                          M4VIDEOEDITING_VideoFrameSize outputVideoSize);
146
147    virtual status_t resetJniCallbackTimeStamp();
148    virtual status_t setImageClipProperties(uint32_t width, uint32_t height);
149    virtual status_t readFirstVideoFrame();
150    virtual status_t getLastRenderedTimeMs(uint32_t *lastRenderedTimeMs);
151
152    status_t setAudioPlayer(VideoEditorAudioPlayer *audioPlayer);
153private:
154    PreviewPlayer       *mPlayer;
155    sp<VeAudioOutput>    mVeAudioSink;
156
157    VideoEditorPlayer(const VideoEditorPlayer &);
158    VideoEditorPlayer &operator=(const VideoEditorPlayer &);
159};
160
161}  // namespace android
162
163#endif  // ANDROID_VIDEOEDITOR_PLAYER_H
164