1 /* 2 * Copyright (C) 2008 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_IMEDIAPLAYER_H 18 #define ANDROID_IMEDIAPLAYER_H 19 20 #include <utils/RefBase.h> 21 #include <binder/IInterface.h> 22 #include <binder/Parcel.h> 23 #include <utils/KeyedVector.h> 24 #include <system/audio.h> 25 26 #include <media/AudioContainers.h> 27 #include <media/AudioResamplerPublic.h> 28 #include <media/stagefright/MediaSource.h> 29 #include <media/VolumeShaper.h> 30 31 // Fwd decl to make sure everyone agrees that the scope of struct sockaddr_in is 32 // global, and not in android:: 33 struct sockaddr_in; 34 35 namespace android { 36 37 class Parcel; 38 class Surface; 39 class IDataSource; 40 struct IStreamSource; 41 class IGraphicBufferProducer; 42 struct IMediaHTTPService; 43 struct AVSyncSettings; 44 struct BufferingSettings; 45 46 typedef MediaSource::ReadOptions::SeekMode MediaPlayerSeekMode; 47 48 class IMediaPlayer: public IInterface 49 { 50 public: 51 DECLARE_META_INTERFACE(MediaPlayer); 52 53 virtual void disconnect() = 0; 54 55 virtual status_t setDataSource( 56 const sp<IMediaHTTPService> &httpService, 57 const char *url, 58 const KeyedVector<String8, String8>* headers) = 0; 59 60 virtual status_t setDataSource(int fd, int64_t offset, int64_t length) = 0; 61 virtual status_t setDataSource(const sp<IStreamSource>& source) = 0; 62 virtual status_t setDataSource(const sp<IDataSource>& source) = 0; 63 virtual status_t setDataSource(const String8& rtpParams) = 0; 64 virtual status_t setVideoSurfaceTexture( 65 const sp<IGraphicBufferProducer>& bufferProducer) = 0; 66 virtual status_t getBufferingSettings( 67 BufferingSettings* buffering /* nonnull */) = 0; 68 virtual status_t setBufferingSettings(const BufferingSettings& buffering) = 0; 69 virtual status_t prepareAsync() = 0; 70 virtual status_t start() = 0; 71 virtual status_t stop() = 0; 72 virtual status_t pause() = 0; 73 virtual status_t isPlaying(bool* state) = 0; 74 virtual status_t setPlaybackSettings(const AudioPlaybackRate& rate) = 0; 75 virtual status_t getPlaybackSettings(AudioPlaybackRate* rate /* nonnull */) = 0; 76 virtual status_t setSyncSettings(const AVSyncSettings& sync, float videoFpsHint) = 0; 77 virtual status_t getSyncSettings(AVSyncSettings* sync /* nonnull */, 78 float* videoFps /* nonnull */) = 0; 79 virtual status_t seekTo( 80 int msec, 81 MediaPlayerSeekMode mode = MediaPlayerSeekMode::SEEK_PREVIOUS_SYNC) = 0; 82 virtual status_t getCurrentPosition(int* msec) = 0; 83 virtual status_t getDuration(int* msec) = 0; 84 virtual status_t notifyAt(int64_t mediaTimeUs) = 0; 85 virtual status_t reset() = 0; 86 virtual status_t setAudioStreamType(audio_stream_type_t type) = 0; 87 virtual status_t setLooping(int loop) = 0; 88 virtual status_t setVolume(float leftVolume, float rightVolume) = 0; 89 virtual status_t setAuxEffectSendLevel(float level) = 0; 90 virtual status_t attachAuxEffect(int effectId) = 0; 91 virtual status_t setParameter(int key, const Parcel& request) = 0; 92 virtual status_t getParameter(int key, Parcel* reply) = 0; 93 virtual status_t setRetransmitEndpoint(const struct sockaddr_in* endpoint) = 0; 94 virtual status_t getRetransmitEndpoint(struct sockaddr_in* endpoint) = 0; 95 virtual status_t setNextPlayer(const sp<IMediaPlayer>& next) = 0; 96 97 virtual media::VolumeShaper::Status applyVolumeShaper( 98 const sp<media::VolumeShaper::Configuration>& configuration, 99 const sp<media::VolumeShaper::Operation>& operation) = 0; 100 virtual sp<media::VolumeShaper::State> getVolumeShaperState(int id) = 0; 101 102 // Modular DRM 103 virtual status_t prepareDrm(const uint8_t uuid[16], 104 const Vector<uint8_t>& drmSessionId) = 0; 105 virtual status_t releaseDrm() = 0; 106 107 // Invoke a generic method on the player by using opaque parcels 108 // for the request and reply. 109 // @param request Parcel that must start with the media player 110 // interface token. 111 // @param[out] reply Parcel to hold the reply data. Cannot be null. 112 // @return OK if the invocation was made successfully. 113 virtual status_t invoke(const Parcel& request, Parcel *reply) = 0; 114 115 // Set a new metadata filter. 116 // @param filter A set of allow and drop rules serialized in a Parcel. 117 // @return OK if the invocation was made successfully. 118 virtual status_t setMetadataFilter(const Parcel& filter) = 0; 119 120 // Retrieve a set of metadata. 121 // @param update_only Include only the metadata that have changed 122 // since the last invocation of getMetadata. 123 // The set is built using the unfiltered 124 // notifications the native player sent to the 125 // MediaPlayerService during that period of 126 // time. If false, all the metadatas are considered. 127 // @param apply_filter If true, once the metadata set has been built based 128 // on the value update_only, the current filter is 129 // applied. 130 // @param[out] metadata On exit contains a set (possibly empty) of metadata. 131 // Valid only if the call returned OK. 132 // @return OK if the invocation was made successfully. 133 virtual status_t getMetadata(bool update_only, 134 bool apply_filter, 135 Parcel *metadata) = 0; 136 137 // AudioRouting 138 virtual status_t setOutputDevice(audio_port_handle_t deviceId) = 0; 139 virtual status_t getRoutedDeviceIds(DeviceIdVector& deviceIds) = 0; 140 virtual status_t enableAudioDeviceCallback(bool enabled) = 0; 141 protected: 142 143 friend class IMediaPlayerTest; 144 enum { 145 DISCONNECT = IBinder::FIRST_CALL_TRANSACTION, 146 SET_DATA_SOURCE_URL, 147 SET_DATA_SOURCE_FD, 148 SET_DATA_SOURCE_STREAM, 149 SET_DATA_SOURCE_CALLBACK, 150 SET_DATA_SOURCE_RTP, 151 SET_BUFFERING_SETTINGS, 152 GET_BUFFERING_SETTINGS, 153 PREPARE_ASYNC, 154 START, 155 STOP, 156 IS_PLAYING, 157 SET_PLAYBACK_SETTINGS, 158 GET_PLAYBACK_SETTINGS, 159 SET_SYNC_SETTINGS, 160 GET_SYNC_SETTINGS, 161 PAUSE, 162 SEEK_TO, 163 GET_CURRENT_POSITION, 164 GET_DURATION, 165 RESET, 166 NOTIFY_AT, 167 SET_AUDIO_STREAM_TYPE, 168 SET_LOOPING, 169 SET_VOLUME, 170 INVOKE, 171 SET_METADATA_FILTER, 172 GET_METADATA, 173 SET_AUX_EFFECT_SEND_LEVEL, 174 ATTACH_AUX_EFFECT, 175 SET_VIDEO_SURFACETEXTURE, 176 SET_PARAMETER, 177 GET_PARAMETER, 178 SET_RETRANSMIT_ENDPOINT, 179 GET_RETRANSMIT_ENDPOINT, 180 SET_NEXT_PLAYER, 181 APPLY_VOLUME_SHAPER, 182 GET_VOLUME_SHAPER_STATE, 183 // Modular DRM 184 PREPARE_DRM, 185 RELEASE_DRM, 186 // AudioRouting 187 SET_OUTPUT_DEVICE, 188 GET_ROUTED_DEVICE_IDS, 189 ENABLE_AUDIO_DEVICE_CALLBACK, 190 }; 191 }; 192 193 // ---------------------------------------------------------------------------- 194 195 class BnMediaPlayer: public BnInterface<IMediaPlayer> 196 { 197 public: 198 virtual status_t onTransact( uint32_t code, 199 const Parcel& data, 200 Parcel* reply, 201 uint32_t flags = 0); 202 }; 203 204 }; // namespace android 205 206 #endif // ANDROID_IMEDIAPLAYER_H 207