diff options
Diffstat (limited to 'media/libmediaplayerservice/MediaPlayerService.h')
| -rw-r--r-- | media/libmediaplayerservice/MediaPlayerService.h | 59 |
1 files changed, 54 insertions, 5 deletions
diff --git a/media/libmediaplayerservice/MediaPlayerService.h b/media/libmediaplayerservice/MediaPlayerService.h index f138886..a4be414 100644 --- a/media/libmediaplayerservice/MediaPlayerService.h +++ b/media/libmediaplayerservice/MediaPlayerService.h @@ -18,17 +18,23 @@ #ifndef ANDROID_MEDIAPLAYERSERVICE_H #define ANDROID_MEDIAPLAYERSERVICE_H -#include <utils.h> +#include <utils/Log.h> +#include <utils/threads.h> +#include <utils/List.h> +#include <utils/Errors.h> #include <utils/KeyedVector.h> +#include <utils/Vector.h> #include <ui/SurfaceComposerClient.h> #include <media/IMediaPlayerService.h> #include <media/MediaPlayerInterface.h> +#include <media/Metadata.h> namespace android { class IMediaRecorder; class IMediaMetadataRetriever; +class IOMX; #define CALLBACK_ANTAGONIZER 0 #if CALLBACK_ANTAGONIZER @@ -69,7 +75,12 @@ class MediaPlayerService : public BnMediaPlayerService 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 status_t open( + uint32_t sampleRate, int channelCount, + int format, int bufferCount, + AudioCallback cb, void *cookie); + virtual void start(); virtual ssize_t write(const void* buffer, size_t size); virtual void stop(); @@ -84,8 +95,12 @@ class MediaPlayerService : public BnMediaPlayerService static int getMinBufferCount(); private: static void setMinBufferCount(); + static void CallbackWrapper( + int event, void *me, void *info); AudioTrack* mTrack; + AudioCallback mCallback; + void * mCallbackCookie; int mStreamType; float mLeftVolume; float mRightVolume; @@ -113,7 +128,12 @@ class MediaPlayerService : public BnMediaPlayerService 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 status_t open( + uint32_t sampleRate, int channelCount, int format, + int bufferCount = 1, + AudioCallback cb = NULL, void *cookie = NULL); + virtual void start() {} virtual ssize_t write(const void* buffer, size_t size); virtual void stop() {} @@ -140,7 +160,7 @@ class MediaPlayerService : public BnMediaPlayerService sp<MemoryHeapBase> mHeap; float mMsecsPerFrame; uint16_t mChannelCount; - uint16_t mFormat; + uint16_t mFormat; ssize_t mFrameCount; uint32_t mSampleRate; uint32_t mSize; @@ -160,11 +180,13 @@ public: 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 sp<IOMX> createOMX(); virtual status_t dump(int fd, const Vector<String16>& args); void removeClient(wp<Client> client); + private: class Client : public BnMediaPlayer { @@ -184,6 +206,11 @@ private: virtual status_t setAudioStreamType(int type); virtual status_t setLooping(int loop); virtual status_t setVolume(float leftVolume, float rightVolume); + virtual status_t invoke(const Parcel& request, Parcel *reply); + virtual status_t setMetadataFilter(const Parcel& filter); + virtual status_t getMetadata(bool update_only, + bool apply_filter, + Parcel *reply); sp<MediaPlayerBase> createPlayer(player_type playerType); status_t setDataSource(const char *url); @@ -206,6 +233,18 @@ private: sp<MediaPlayerBase> getPlayer() const { Mutex::Autolock lock(mLock); return mPlayer; } + + + // @param type Of the metadata to be tested. + // @return true if the metadata should be dropped according to + // the filters. + bool shouldDropMetadata(media::Metadata::Type type) const; + + // Add a new element to the set of metadata updated. Noop if + // the element exists already. + // @param type Of the metadata to be recorded. + void addNewMetadataUpdate(media::Metadata::Type type); + mutable Mutex mLock; sp<MediaPlayerBase> mPlayer; sp<MediaPlayerService> mService; @@ -215,6 +254,17 @@ private: status_t mStatus; bool mLoop; int32_t mConnId; + + // Metadata filters. + media::Metadata::Filter mMetadataAllow; // protected by mLock + media::Metadata::Filter mMetadataDrop; // protected by mLock + + // Metadata updated. For each MEDIA_INFO_METADATA_UPDATE + // notification we try to update mMetadataUpdated which is a + // set: no duplicate. + // getMetadata clears this set. + media::Metadata::Filter mMetadataUpdated; // protected by mLock + #if CALLBACK_ANTAGONIZER Antagonizer* mAntagonizer; #endif @@ -235,4 +285,3 @@ private: }; // namespace android #endif // ANDROID_MEDIAPLAYERSERVICE_H - |