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 ** 15 ** limitations under the License. 16 */ 17 18 #ifndef ANDROID_MEDIARECORDER_H 19 #define ANDROID_MEDIARECORDER_H 20 21 #include <utils/Log.h> 22 #include <utils/threads.h> 23 #include <utils/List.h> 24 #include <utils/Errors.h> 25 #include <media/IMediaRecorderClient.h> 26 #include <media/IMediaDeathNotifier.h> 27 #include <media/MicrophoneInfo.h> 28 29 namespace android { 30 31 class Surface; 32 class IMediaRecorder; 33 class ICameraRecordingProxy; 34 class IGraphicBufferProducer; 35 struct PersistentSurface; 36 class Surface; 37 38 namespace hardware { 39 class ICamera; 40 } 41 42 typedef void (*media_completion_f)(status_t status, void *cookie); 43 44 enum video_source { 45 VIDEO_SOURCE_DEFAULT = 0, 46 VIDEO_SOURCE_CAMERA = 1, 47 VIDEO_SOURCE_SURFACE = 2, 48 49 VIDEO_SOURCE_LIST_END // must be last - used to validate audio source type 50 }; 51 52 //Please update media/java/android/media/MediaRecorder.java if the following is updated. 53 enum output_format { 54 OUTPUT_FORMAT_DEFAULT = 0, 55 OUTPUT_FORMAT_THREE_GPP = 1, 56 OUTPUT_FORMAT_MPEG_4 = 2, 57 58 59 OUTPUT_FORMAT_AUDIO_ONLY_START = 3, // Used in validating the output format. Should be the 60 // at the start of the audio only output formats. 61 62 /* These are audio only file formats */ 63 OUTPUT_FORMAT_RAW_AMR = 3, //to be backward compatible 64 OUTPUT_FORMAT_AMR_NB = 3, 65 OUTPUT_FORMAT_AMR_WB = 4, 66 OUTPUT_FORMAT_AAC_ADIF = 5, 67 OUTPUT_FORMAT_AAC_ADTS = 6, 68 69 OUTPUT_FORMAT_AUDIO_ONLY_END = 7, // Used in validating the output format. Should be the 70 // at the end of the audio only output formats. 71 72 /* Stream over a socket, limited to a single stream */ 73 OUTPUT_FORMAT_RTP_AVP = 7, 74 75 /* H.264/AAC data encapsulated in MPEG2/TS */ 76 OUTPUT_FORMAT_MPEG2TS = 8, 77 78 /* VP8/VORBIS data in a WEBM container */ 79 OUTPUT_FORMAT_WEBM = 9, 80 81 /* HEIC data in a HEIF container */ 82 OUTPUT_FORMAT_HEIF = 10, 83 84 /* Opus data in a OGG container */ 85 OUTPUT_FORMAT_OGG = 11, 86 87 OUTPUT_FORMAT_LIST_END // must be last - used to validate format type 88 }; 89 90 enum audio_encoder { 91 AUDIO_ENCODER_DEFAULT = 0, 92 AUDIO_ENCODER_AMR_NB = 1, 93 AUDIO_ENCODER_AMR_WB = 2, 94 AUDIO_ENCODER_AAC = 3, 95 AUDIO_ENCODER_HE_AAC = 4, 96 AUDIO_ENCODER_AAC_ELD = 5, 97 AUDIO_ENCODER_VORBIS = 6, 98 AUDIO_ENCODER_OPUS = 7, 99 100 AUDIO_ENCODER_LIST_END // must be the last - used to validate the audio encoder type 101 }; 102 103 enum video_encoder { 104 VIDEO_ENCODER_DEFAULT = 0, 105 VIDEO_ENCODER_H263 = 1, 106 VIDEO_ENCODER_H264 = 2, 107 VIDEO_ENCODER_MPEG_4_SP = 3, 108 VIDEO_ENCODER_VP8 = 4, 109 VIDEO_ENCODER_HEVC = 5, 110 111 VIDEO_ENCODER_LIST_END // must be the last - used to validate the video encoder type 112 }; 113 114 /* 115 * The state machine of the media_recorder. 116 */ 117 enum media_recorder_states { 118 // Recorder was just created. 119 MEDIA_RECORDER_IDLE = 1 << 0, 120 121 // Recorder has been initialized. 122 MEDIA_RECORDER_INITIALIZED = 1 << 1, 123 124 // Configuration of the recorder has been completed. 125 MEDIA_RECORDER_DATASOURCE_CONFIGURED = 1 << 2, 126 127 // Recorder is ready to start. 128 MEDIA_RECORDER_PREPARED = 1 << 3, 129 130 // Recording is in progress. 131 MEDIA_RECORDER_RECORDING = 1 << 4, 132 133 // Error state. 134 MEDIA_RECORDER_ERROR = 1 << 5, 135 }; 136 137 // The "msg" code passed to the listener in notify. 138 enum media_recorder_event_type { 139 MEDIA_RECORDER_EVENT_LIST_START = 1, 140 MEDIA_RECORDER_EVENT_ERROR = 1, 141 MEDIA_RECORDER_EVENT_INFO = 2, 142 MEDIA_RECORDER_EVENT_LIST_END = 99, 143 144 // Track related event types 145 MEDIA_RECORDER_TRACK_EVENT_LIST_START = 100, 146 MEDIA_RECORDER_TRACK_EVENT_ERROR = 100, 147 MEDIA_RECORDER_TRACK_EVENT_INFO = 101, 148 MEDIA_RECORDER_TRACK_EVENT_LIST_END = 1000, 149 150 MEDIA_RECORDER_AUDIO_ROUTING_CHANGED = 10000, 151 }; 152 153 /* 154 * The (part of) "what" code passed to the listener in notify. 155 * When the error or info type is track specific, the what has 156 * the following layout: 157 * the left-most 16-bit is meant for error or info type. 158 * the right-most 4-bit is meant for track id. 159 * the rest is reserved. 160 * 161 * | track id | reserved | error or info type | 162 * 31 28 16 0 163 * 164 */ 165 enum media_recorder_error_type { 166 MEDIA_RECORDER_ERROR_UNKNOWN = 1, 167 168 // Track related error type 169 MEDIA_RECORDER_TRACK_ERROR_LIST_START = 100, 170 MEDIA_RECORDER_TRACK_ERROR_GENERAL = 100, 171 MEDIA_RECORDER_ERROR_VIDEO_NO_SYNC_FRAME = 200, 172 MEDIA_RECORDER_TRACK_ERROR_LIST_END = 1000, 173 }; 174 175 // The codes are distributed as follow: 176 // 0xx: Reserved 177 // 8xx: General info/warning 178 // 179 enum media_recorder_info_type { 180 MEDIA_RECORDER_INFO_UNKNOWN = 1, 181 182 MEDIA_RECORDER_INFO_MAX_DURATION_REACHED = 800, 183 MEDIA_RECORDER_INFO_MAX_FILESIZE_REACHED = 801, 184 MEDIA_RECORDER_INFO_MAX_FILESIZE_APPROACHING = 802, 185 MEDIA_RECORDER_INFO_NEXT_OUTPUT_FILE_STARTED = 803, 186 187 // All track related informtional events start here 188 MEDIA_RECORDER_TRACK_INFO_LIST_START = 1000, 189 MEDIA_RECORDER_TRACK_INFO_COMPLETION_STATUS = 1000, 190 MEDIA_RECORDER_TRACK_INFO_PROGRESS_IN_TIME = 1001, 191 MEDIA_RECORDER_TRACK_INFO_TYPE = 1002, 192 MEDIA_RECORDER_TRACK_INFO_DURATION_MS = 1003, 193 194 // The time to measure the max chunk duration 195 MEDIA_RECORDER_TRACK_INFO_MAX_CHUNK_DUR_MS = 1004, 196 197 MEDIA_RECORDER_TRACK_INFO_ENCODED_FRAMES = 1005, 198 199 // The time to measure how well the audio and video 200 // track data is interleaved. 201 MEDIA_RECORDER_TRACK_INTER_CHUNK_TIME_MS = 1006, 202 203 // The time to measure system response. Note that 204 // the delay does not include the intentional delay 205 // we use to eliminate the recording sound. 206 MEDIA_RECORDER_TRACK_INFO_INITIAL_DELAY_MS = 1007, 207 208 // The time used to compensate for initial A/V sync. 209 MEDIA_RECORDER_TRACK_INFO_START_OFFSET_MS = 1008, 210 211 // Total number of bytes of the media data. 212 MEDIA_RECORDER_TRACK_INFO_DATA_KBYTES = 1009, 213 214 MEDIA_RECORDER_TRACK_INFO_LIST_END = 2000, 215 }; 216 217 // ---------------------------------------------------------------------------- 218 // ref-counted object for callbacks 219 class MediaRecorderListener: virtual public RefBase 220 { 221 public: 222 virtual void notify(int msg, int ext1, int ext2) = 0; 223 }; 224 225 class MediaRecorder : public BnMediaRecorderClient, 226 public virtual IMediaDeathNotifier 227 { 228 public: 229 MediaRecorder(const String16& opPackageName); 230 ~MediaRecorder(); 231 232 void died(); 233 status_t initCheck(); 234 status_t setCamera(const sp<hardware::ICamera>& camera, 235 const sp<ICameraRecordingProxy>& proxy); 236 status_t setPreviewSurface(const sp<IGraphicBufferProducer>& surface); 237 status_t setVideoSource(int vs); 238 status_t setAudioSource(int as); 239 status_t setOutputFormat(int of); 240 status_t setVideoEncoder(int ve); 241 status_t setAudioEncoder(int ae); 242 status_t setOutputFile(int fd); 243 status_t setNextOutputFile(int fd); 244 status_t setVideoSize(int width, int height); 245 status_t setVideoFrameRate(int frames_per_second); 246 status_t setParameters(const String8& params); 247 status_t setListener(const sp<MediaRecorderListener>& listener); 248 status_t setClientName(const String16& clientName); 249 status_t prepare(); 250 status_t getMaxAmplitude(int* max); 251 status_t start(); 252 status_t stop(); 253 status_t reset(); 254 status_t pause(); 255 status_t resume(); 256 status_t init(); 257 status_t close(); 258 status_t release(); 259 void notify(int msg, int ext1, int ext2); 260 status_t setInputSurface(const sp<PersistentSurface>& surface); 261 sp<IGraphicBufferProducer> querySurfaceMediaSourceFromMediaServer(); 262 status_t getMetrics(Parcel *reply); 263 status_t setInputDevice(audio_port_handle_t deviceId); 264 status_t getRoutedDeviceId(audio_port_handle_t *deviceId); 265 status_t enableAudioDeviceCallback(bool enabled); 266 status_t getActiveMicrophones(std::vector<media::MicrophoneInfo>* activeMicrophones); 267 status_t setPreferredMicrophoneDirection(audio_microphone_direction_t direction); 268 status_t setPreferredMicrophoneFieldDimension(float zoom); 269 270 status_t getPortId(audio_port_handle_t *portId) const; 271 272 private: 273 void doCleanUp(); 274 status_t doReset(); 275 276 sp<IMediaRecorder> mMediaRecorder; 277 sp<MediaRecorderListener> mListener; 278 279 // Reference to IGraphicBufferProducer 280 // for encoding GL Frames. That is useful only when the 281 // video source is set to VIDEO_SOURCE_GRALLOC_BUFFER 282 sp<IGraphicBufferProducer> mSurfaceMediaSource; 283 284 media_recorder_states mCurrentState; 285 bool mIsAudioSourceSet; 286 bool mIsVideoSourceSet; 287 bool mIsAudioEncoderSet; 288 bool mIsVideoEncoderSet; 289 bool mIsOutputFileSet; 290 Mutex mLock; 291 Mutex mNotifyLock; 292 }; 293 294 }; // namespace android 295 296 #endif // ANDROID_MEDIARECORDER_H 297
