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/AudioResamplerPublic.h> 27 #include <media/stagefright/MediaSource.h> 28 #include <media/VolumeShaper.h> 29 30 // Fwd decl to make sure everyone agrees that the scope of struct sockaddr_in is 31 // global, and not in android:: 32 struct sockaddr_in; 33 34 namespace android { 35 36 class Parcel; 37 class Surface; 38 class IDataSource; 39 struct IStreamSource; 40 class IGraphicBufferProducer; 41 struct IMediaHTTPService; 42 struct AVSyncSettings; 43 struct BufferingSettings; 44 45 typedef MediaSource::ReadOptions::SeekMode MediaPlayerSeekMode; 46 47 class IMediaPlayer: public IInterface 48 { 49 public: 50 DECLARE_META_INTERFACE(MediaPlayer); 51 52 virtual void disconnect() = 0; 53 54 virtual status_t setDataSource( 55 const sp<IMediaHTTPService> &httpService, 56 const char *url, 57 const KeyedVector<String8, String8>* headers) = 0; 58 59 virtual status_t setDataSource(int fd, int64_t offset, int64_t length) = 0; 60 virtual status_t setDataSource(const sp<IStreamSource>& source) = 0; 61 virtual status_t setDataSource(const sp<IDataSource>& source) = 0; 62 virtual status_t setVideoSurfaceTexture( 63 const sp<IGraphicBufferProducer>& bufferProducer) = 0; 64 virtual status_t getBufferingSettings( 65 BufferingSettings* buffering /* nonnull */) = 0; 66 virtual status_t setBufferingSettings(const BufferingSettings& buffering) = 0; 67 virtual status_t prepareAsync() = 0; 68 virtual status_t start() = 0; 69 virtual status_t stop() = 0; 70 virtual status_t pause() = 0; 71 virtual status_t isPlaying(bool* state) = 0; 72 virtual status_t setPlaybackSettings(const AudioPlaybackRate& rate) = 0; 73 virtual status_t getPlaybackSettings(AudioPlaybackRate* rate /* nonnull */) = 0; 74 virtual status_t setSyncSettings(const AVSyncSettings& sync, float videoFpsHint) = 0; 75 virtual status_t getSyncSettings(AVSyncSettings* sync /* nonnull */, 76 float* videoFps /* nonnull */) = 0; 77 virtual status_t seekTo( 78 int msec, 79 MediaPlayerSeekMode mode = MediaPlayerSeekMode::SEEK_PREVIOUS_SYNC) = 0; 80 virtual status_t getCurrentPosition(int* msec) = 0; 81 virtual status_t getDuration(int* msec) = 0; 82 virtual status_t notifyAt(int64_t mediaTimeUs) = 0; 83 virtual status_t reset() = 0; 84 virtual status_t setAudioStreamType(audio_stream_type_t type) = 0; 85 virtual status_t setLooping(int loop) = 0; 86 virtual status_t setVolume(float leftVolume, float rightVolume) = 0; 87 virtual status_t setAuxEffectSendLevel(float level) = 0; 88 virtual status_t attachAuxEffect(int effectId) = 0; 89 virtual status_t setParameter(int key, const Parcel& request) = 0; 90 virtual status_t getParameter(int key, Parcel* reply) = 0; 91 virtual status_t setRetransmitEndpoint(const struct sockaddr_in* endpoint) = 0; 92 virtual status_t getRetransmitEndpoint(struct sockaddr_in* endpoint) = 0; 93 virtual status_t setNextPlayer(const sp<IMediaPlayer>& next) = 0; 94 95 virtual media::VolumeShaper::Status applyVolumeShaper( 96 const sp<media::VolumeShaper::Configuration>& configuration, 97 const sp<media::VolumeShaper::Operation>& operation) = 0; 98 virtual sp<media::VolumeShaper::State> getVolumeShaperState(int id) = 0; 99 100 // Modular DRM 101 virtual status_t prepareDrm(const uint8_t uuid[16], 102 const Vector<uint8_t>& drmSessionId) = 0; 103 virtual status_t releaseDrm() = 0; 104 105 // Invoke a generic method on the player by using opaque parcels 106 // for the request and reply. 107 // @param request Parcel that must start with the media player 108 // interface token. 109 // @param[out] reply Parcel to hold the reply data. Cannot be null. 110 // @return OK if the invocation was made successfully. 111 virtual status_t invoke(const Parcel& request, Parcel *reply) = 0; 112 113 // Set a new metadata filter. 114 // @param filter A set of allow and drop rules serialized in a Parcel. 115 // @return OK if the invocation was made successfully. 116 virtual status_t setMetadataFilter(const Parcel& filter) = 0; 117 118 // Retrieve a set of metadata. 119 // @param update_only Include only the metadata that have changed 120 // since the last invocation of getMetadata. 121 // The set is built using the unfiltered 122 // notifications the native player sent to the 123 // MediaPlayerService during that period of 124 // time. If false, all the metadatas are considered. 125 // @param apply_filter If true, once the metadata set has been built based 126 // on the value update_only, the current filter is 127 // applied. 128 // @param[out] metadata On exit contains a set (possibly empty) of metadata. 129 // Valid only if the call returned OK. 130 // @return OK if the invocation was made successfully. 131 virtual status_t getMetadata(bool update_only, 132 bool apply_filter, 133 Parcel *metadata) = 0; 134 135 // AudioRouting 136 virtual status_t setOutputDevice(audio_port_handle_t deviceId) = 0; 137 virtual status_t getRoutedDeviceId(audio_port_handle_t *deviceId) = 0; 138 virtual status_t enableAudioDeviceCallback(bool enabled) = 0; 139 }; 140 141 // ---------------------------------------------------------------------------- 142 143 class BnMediaPlayer: public BnInterface<IMediaPlayer> 144 { 145 public: 146 virtual status_t onTransact( uint32_t code, 147 const Parcel& data, 148 Parcel* reply, 149 uint32_t flags = 0); 150 }; 151 152 }; // namespace android 153 154 #endif // ANDROID_IMEDIAPLAYER_H 155