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* Copyright (C) 2011 The Android Open Source Project
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* See the License for the specific language governing permissions and
* limitations under the License.
#include <media/MediaPlayerInterface.h>
#include <media/AudioTrack.h>
#include "M4xVSS_API.h"
#include "VideoEditorMain.h"
#include "VideoEditorTools.h"
#include "VideoEditorAudioPlayer.h"
#include "NativeWindowRenderer.h"
namespace android {
struct PreviewPlayer;
class VideoEditorPlayer : public MediaPlayerInterface {
class VeAudioOutput: public MediaPlayerBase::AudioSink
virtual ~VeAudioOutput();
virtual bool ready() const { return mTrack != NULL; }
virtual bool realtime() const { return true; }
virtual ssize_t bufferSize() const;
virtual ssize_t frameCount() const;
virtual ssize_t channelCount() const;
virtual ssize_t frameSize() const;
virtual uint32_t latency() const;
virtual float msecsPerFrame() const;
virtual status_t getPosition(uint32_t *position) const;
virtual status_t getFramesWritten(uint32_t*) const;
virtual int getSessionId() const;
virtual uint32_t getSampleRate() const;
virtual status_t open(
uint32_t sampleRate, int channelCount, audio_channel_mask_t channelMask,
audio_format_t format, int bufferCount,
AudioCallback cb, void *cookie, audio_output_flags_t flags,
const audio_offload_info_t *offloadInfo);
virtual status_t start();
virtual ssize_t write(const void* buffer, size_t size);
virtual void stop();
virtual void flush();
virtual void pause();
virtual void close();
void setAudioStreamType(audio_stream_type_t streamType) { mStreamType = streamType; }
virtual audio_stream_type_t getAudioStreamType() const { return mStreamType; }
void setVolume(float left, float right);
virtual status_t dump(int fd,const Vector<String16>& args) const;
static bool isOnEmulator();
static int getMinBufferCount();
static void setMinBufferCount();
static void CallbackWrapper(
int event, void *me, void *info);
sp<AudioTrack> mTrack;
AudioCallback mCallback;
void * mCallbackCookie;
audio_stream_type_t mStreamType;
float mLeftVolume;
float mRightVolume;
float mMsecsPerFrame;
uint32_t mLatency;
int mSessionId;
static bool mIsOnEmulator;
static int mMinBufferCount; // 12 for emulator; otherwise 4
uint32_t mNumFramesWritten;
void snoopWrite(const void*, size_t);
VideoEditorPlayer(NativeWindowRenderer* renderer);
virtual ~VideoEditorPlayer();
virtual status_t initCheck();
virtual status_t setDataSource(
const char *url, const KeyedVector<String8, String8> *headers);
virtual status_t setDataSource(int fd, int64_t offset, int64_t length);
virtual status_t setVideoSurface(const sp<Surface> &surface);
virtual status_t setVideoSurfaceTexture(const sp<IGraphicBufferProducer> &bufferProducer);
virtual status_t prepare();
virtual status_t prepareAsync();
virtual status_t start();
virtual status_t stop();
virtual status_t pause();
virtual bool isPlaying();
virtual status_t seekTo(int msec);
virtual status_t getCurrentPosition(int *msec);
virtual status_t getDuration(int *msec);
virtual status_t reset();
virtual status_t setLooping(int loop);
virtual player_type playerType();
virtual status_t invoke(const Parcel &request, Parcel *reply);
virtual void setAudioSink(const sp<AudioSink> &audioSink);
virtual void acquireLock();
virtual void releaseLock();
virtual status_t setParameter(int key, const Parcel &request);
virtual status_t getParameter(int key, Parcel *reply);
virtual status_t getMetadata(
const media::Metadata::Filter& ids, Parcel *records);
virtual status_t loadEffectsSettings(
M4VSS3GPP_EffectSettings* pEffectSettings, int nEffects);
virtual status_t loadAudioMixSettings(
M4xVSS_AudioMixingSettings* pAudioMixSettings);
virtual status_t setAudioMixPCMFileHandle(
M4OSA_Context pAudioMixPCMFileHandle);
virtual status_t setAudioMixStoryBoardParam(
M4OSA_UInt32 x, M4OSA_UInt32 y, M4OSA_UInt32 z);
virtual status_t setPlaybackBeginTime(uint32_t msec);
virtual status_t setPlaybackEndTime(uint32_t msec);
virtual status_t setStoryboardStartTime(uint32_t msec);
virtual status_t setProgressCallbackInterval(uint32_t cbInterval);
virtual status_t setMediaRenderingMode(M4xVSS_MediaRendering mode,
M4VIDEOEDITING_VideoFrameSize outputVideoSize);
virtual status_t resetJniCallbackTimeStamp();
virtual status_t setImageClipProperties(uint32_t width, uint32_t height);
virtual status_t readFirstVideoFrame();
virtual status_t getLastRenderedTimeMs(uint32_t *lastRenderedTimeMs);
status_t setAudioPlayer(VideoEditorAudioPlayer *audioPlayer);
PreviewPlayer *mPlayer;
sp<VeAudioOutput> mVeAudioSink;
VideoEditorPlayer(const VideoEditorPlayer &);
VideoEditorPlayer &operator=(const VideoEditorPlayer &);
} // namespace android