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Diffstat (limited to 'media/libmediaplayerservice/MediaPlayerService.h')
| -rw-r--r-- | media/libmediaplayerservice/MediaPlayerService.h | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/media/libmediaplayerservice/MediaPlayerService.h b/media/libmediaplayerservice/MediaPlayerService.h deleted file mode 100644 index f138886..0000000 --- a/media/libmediaplayerservice/MediaPlayerService.h +++ /dev/null @@ -1,238 +0,0 @@ -/* -** -** Copyright 2008, 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 -** -** http://www.apache.org/licenses/LICENSE-2.0 -** -** Unless required by applicable law or agreed to in writing, software -** distributed under the License is distributed on an "AS IS" BASIS, -** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -** See the License for the specific language governing permissions and -** limitations under the License. -*/ - -#ifndef ANDROID_MEDIAPLAYERSERVICE_H -#define ANDROID_MEDIAPLAYERSERVICE_H - -#include <utils.h> -#include <utils/KeyedVector.h> -#include <ui/SurfaceComposerClient.h> - -#include <media/IMediaPlayerService.h> -#include <media/MediaPlayerInterface.h> - -namespace android { - -class IMediaRecorder; -class IMediaMetadataRetriever; - -#define CALLBACK_ANTAGONIZER 0 -#if CALLBACK_ANTAGONIZER -class Antagonizer { -public: - Antagonizer(notify_callback_f cb, void* client); - void start() { mActive = true; } - void stop() { mActive = false; } - void kill(); -private: - static const int interval; - Antagonizer(); - static int callbackThread(void* cookie); - Mutex mLock; - Condition mCondition; - bool mExit; - bool mActive; - void* mClient; - notify_callback_f mCb; -}; -#endif - -class MediaPlayerService : public BnMediaPlayerService -{ - class Client; - - class AudioOutput : public MediaPlayerBase::AudioSink - { - public: - AudioOutput(); - virtual ~AudioOutput(); - - 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 open(uint32_t sampleRate, int channelCount, int format, int bufferCount=4); - virtual void 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(int streamType) { mStreamType = streamType; } - void setVolume(float left, float right); - virtual status_t dump(int fd, const Vector<String16>& args) const; - - static bool isOnEmulator(); - static int getMinBufferCount(); - private: - static void setMinBufferCount(); - - AudioTrack* mTrack; - int mStreamType; - float mLeftVolume; - float mRightVolume; - float mMsecsPerFrame; - uint32_t mLatency; - - // TODO: Find real cause of Audio/Video delay in PV framework and remove this workaround - static const uint32_t kAudioVideoDelayMs; - static bool mIsOnEmulator; - static int mMinBufferCount; // 12 for emulator; otherwise 4 - - }; - - class AudioCache : public MediaPlayerBase::AudioSink - { - public: - AudioCache(const char* name); - virtual ~AudioCache() {} - - virtual bool ready() const { return (mChannelCount > 0) && (mHeap->getHeapID() > 0); } - virtual bool realtime() const { return false; } - virtual ssize_t bufferSize() const { return frameSize() * mFrameCount; } - virtual ssize_t frameCount() const { return mFrameCount; } - virtual ssize_t channelCount() const { return (ssize_t)mChannelCount; } - virtual ssize_t frameSize() const { return ssize_t(mChannelCount * ((mFormat == AudioSystem::PCM_16_BIT)?sizeof(int16_t):sizeof(u_int8_t))); } - virtual uint32_t latency() const; - virtual float msecsPerFrame() const; - virtual status_t open(uint32_t sampleRate, int channelCount, int format, int bufferCount=1); - virtual void 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(int streamType) {} - void setVolume(float left, float right) {} - uint32_t sampleRate() const { return mSampleRate; } - uint32_t format() const { return (uint32_t)mFormat; } - size_t size() const { return mSize; } - status_t wait(); - - sp<IMemoryHeap> getHeap() const { return mHeap; } - - static void notify(void* cookie, int msg, int ext1, int ext2); - virtual status_t dump(int fd, const Vector<String16>& args) const; - - private: - AudioCache(); - - Mutex mLock; - Condition mSignal; - sp<MemoryHeapBase> mHeap; - float mMsecsPerFrame; - uint16_t mChannelCount; - uint16_t mFormat; - ssize_t mFrameCount; - uint32_t mSampleRate; - uint32_t mSize; - int mError; - bool mCommandComplete; - }; - -public: - static void instantiate(); - - // IMediaPlayerService interface - virtual sp<IMediaRecorder> createMediaRecorder(pid_t pid); - virtual sp<IMediaMetadataRetriever> createMetadataRetriever(pid_t pid); - - // House keeping for media player clients - virtual sp<IMediaPlayer> create(pid_t pid, const sp<IMediaPlayerClient>& client, const char* url); - virtual sp<IMediaPlayer> create(pid_t pid, const sp<IMediaPlayerClient>& client, int fd, int64_t offset, int64_t length); - virtual sp<IMemory> decode(const char* url, uint32_t *pSampleRate, int* pNumChannels, int* pFormat); - virtual sp<IMemory> decode(int fd, int64_t offset, int64_t length, uint32_t *pSampleRate, int* pNumChannels, int* pFormat); - - virtual status_t dump(int fd, const Vector<String16>& args); - - void removeClient(wp<Client> client); - -private: - - class Client : public BnMediaPlayer { - - // IMediaPlayer interface - virtual void disconnect(); - virtual status_t setVideoSurface(const sp<ISurface>& surface); - virtual status_t prepareAsync(); - virtual status_t start(); - virtual status_t stop(); - virtual status_t pause(); - virtual status_t isPlaying(bool* state); - 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 setAudioStreamType(int type); - virtual status_t setLooping(int loop); - virtual status_t setVolume(float leftVolume, float rightVolume); - - sp<MediaPlayerBase> createPlayer(player_type playerType); - status_t setDataSource(const char *url); - status_t setDataSource(int fd, int64_t offset, int64_t length); - static void notify(void* cookie, int msg, int ext1, int ext2); - - pid_t pid() const { return mPid; } - virtual status_t dump(int fd, const Vector<String16>& args) const; - - private: - friend class MediaPlayerService; - Client( const sp<MediaPlayerService>& service, - pid_t pid, - int32_t connId, - const sp<IMediaPlayerClient>& client); - Client(); - virtual ~Client(); - - void deletePlayer(); - - sp<MediaPlayerBase> getPlayer() const { Mutex::Autolock lock(mLock); return mPlayer; } - - mutable Mutex mLock; - sp<MediaPlayerBase> mPlayer; - sp<MediaPlayerService> mService; - sp<IMediaPlayerClient> mClient; - sp<AudioOutput> mAudioOutput; - pid_t mPid; - status_t mStatus; - bool mLoop; - int32_t mConnId; -#if CALLBACK_ANTAGONIZER - Antagonizer* mAntagonizer; -#endif - }; - -// ---------------------------------------------------------------------------- - - MediaPlayerService(); - virtual ~MediaPlayerService(); - - mutable Mutex mLock; - SortedVector< wp<Client> > mClients; - int32_t mNextConnId; -}; - -// ---------------------------------------------------------------------------- - -}; // namespace android - -#endif // ANDROID_MEDIAPLAYERSERVICE_H - |