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 OUTPUT_FORMAT_LIST_END // must be last - used to validate format type 85 }; 86 87 enum audio_encoder { 88 AUDIO_ENCODER_DEFAULT = 0, 89 AUDIO_ENCODER_AMR_NB = 1, 90 AUDIO_ENCODER_AMR_WB = 2, 91 AUDIO_ENCODER_AAC = 3, 92 AUDIO_ENCODER_HE_AAC = 4, 93 AUDIO_ENCODER_AAC_ELD = 5, 94 AUDIO_ENCODER_VORBIS = 6, 95 96 AUDIO_ENCODER_LIST_END // must be the last - used to validate the audio encoder type 97 }; 98 99 enum video_encoder { 100 VIDEO_ENCODER_DEFAULT = 0, 101 VIDEO_ENCODER_H263 = 1, 102 VIDEO_ENCODER_H264 = 2, 103 VIDEO_ENCODER_MPEG_4_SP = 3, 104 VIDEO_ENCODER_VP8 = 4, 105 VIDEO_ENCODER_HEVC = 5, 106 107 VIDEO_ENCODER_LIST_END // must be the last - used to validate the video encoder type 108 }; 109 110 /* 111 * The state machine of the media_recorder. 112 */ 113 enum media_recorder_states { 114 // Error state. 115 MEDIA_RECORDER_ERROR = 0, 116 117 // Recorder was just created. 118 MEDIA_RECORDER_IDLE = 1 << 0, 119 120 // Recorder has been initialized. 121 MEDIA_RECORDER_INITIALIZED = 1 << 1, 122 123 // Configuration of the recorder has been completed. 124 MEDIA_RECORDER_DATASOURCE_CONFIGURED = 1 << 2, 125 126 // Recorder is ready to start. 127 MEDIA_RECORDER_PREPARED = 1 << 3, 128 129 // Recording is in progress. 130 MEDIA_RECORDER_RECORDING = 1 << 4, 131 }; 132 133 // The "msg" code passed to the listener in notify. 134 enum media_recorder_event_type { 135 MEDIA_RECORDER_EVENT_LIST_START = 1, 136 MEDIA_RECORDER_EVENT_ERROR = 1, 137 MEDIA_RECORDER_EVENT_INFO = 2, 138 MEDIA_RECORDER_EVENT_LIST_END = 99, 139 140 // Track related event types 141 MEDIA_RECORDER_TRACK_EVENT_LIST_START = 100, 142 MEDIA_RECORDER_TRACK_EVENT_ERROR = 100, 143 MEDIA_RECORDER_TRACK_EVENT_INFO = 101, 144 MEDIA_RECORDER_TRACK_EVENT_LIST_END = 1000, 145 146 MEDIA_RECORDER_AUDIO_ROUTING_CHANGED = 10000, 147 }; 148 149 /* 150 * The (part of) "what" code passed to the listener in notify. 151 * When the error or info type is track specific, the what has 152 * the following layout: 153 * the left-most 16-bit is meant for error or info type. 154 * the right-most 4-bit is meant for track id. 155 * the rest is reserved. 156 * 157 * | track id | reserved | error or info type | 158 * 31 28 16 0 159 * 160 */ 161 enum media_recorder_error_type { 162 MEDIA_RECORDER_ERROR_UNKNOWN = 1, 163 164 // Track related error type 165 MEDIA_RECORDER_TRACK_ERROR_LIST_START = 100, 166 MEDIA_RECORDER_TRACK_ERROR_GENERAL = 100, 167 MEDIA_RECORDER_ERROR_VIDEO_NO_SYNC_FRAME = 200, 168 MEDIA_RECORDER_TRACK_ERROR_LIST_END = 1000, 169 }; 170 171 // The codes are distributed as follow: 172 // 0xx: Reserved 173 // 8xx: General info/warning 174 // 175 enum media_recorder_info_type { 176 MEDIA_RECORDER_INFO_UNKNOWN = 1, 177 178 MEDIA_RECORDER_INFO_MAX_DURATION_REACHED = 800, 179 MEDIA_RECORDER_INFO_MAX_FILESIZE_REACHED = 801, 180 MEDIA_RECORDER_INFO_MAX_FILESIZE_APPROACHING = 802, 181 MEDIA_RECORDER_INFO_NEXT_OUTPUT_FILE_STARTED = 803, 182 183 // All track related informtional events start here 184 MEDIA_RECORDER_TRACK_INFO_LIST_START = 1000, 185 MEDIA_RECORDER_TRACK_INFO_COMPLETION_STATUS = 1000, 186 MEDIA_RECORDER_TRACK_INFO_PROGRESS_IN_TIME = 1001, 187 MEDIA_RECORDER_TRACK_INFO_TYPE = 1002, 188 MEDIA_RECORDER_TRACK_INFO_DURATION_MS = 1003, 189 190 // The time to measure the max chunk duration 191 MEDIA_RECORDER_TRACK_INFO_MAX_CHUNK_DUR_MS = 1004, 192 193 MEDIA_RECORDER_TRACK_INFO_ENCODED_FRAMES = 1005, 194 195 // The time to measure how well the audio and video 196 // track data is interleaved. 197 MEDIA_RECORDER_TRACK_INTER_CHUNK_TIME_MS = 1006, 198 199 // The time to measure system response. Note that 200 // the delay does not include the intentional delay 201 // we use to eliminate the recording sound. 202 MEDIA_RECORDER_TRACK_INFO_INITIAL_DELAY_MS = 1007, 203 204 // The time used to compensate for initial A/V sync. 205 MEDIA_RECORDER_TRACK_INFO_START_OFFSET_MS = 1008, 206 207 // Total number of bytes of the media data. 208 MEDIA_RECORDER_TRACK_INFO_DATA_KBYTES = 1009, 209 210 MEDIA_RECORDER_TRACK_INFO_LIST_END = 2000, 211 }; 212 213 // ---------------------------------------------------------------------------- 214 // ref-counted object for callbacks 215 class MediaRecorderListener: virtual public RefBase 216 { 217 public: 218 virtual void notify(int msg, int ext1, int ext2) = 0; 219 }; 220 221 class MediaRecorder : public BnMediaRecorderClient, 222 public virtual IMediaDeathNotifier 223 { 224 public: 225 MediaRecorder(const String16& opPackageName); 226 ~MediaRecorder(); 227 228 void died(); 229 status_t initCheck(); 230 status_t setCamera(const sp<hardware::ICamera>& camera, 231 const sp<ICameraRecordingProxy>& proxy); 232 status_t setPreviewSurface(const sp<IGraphicBufferProducer>& surface); 233 status_t setVideoSource(int vs); 234 status_t setAudioSource(int as); 235 status_t setOutputFormat(int of); 236 status_t setVideoEncoder(int ve); 237 status_t setAudioEncoder(int ae); 238 status_t setOutputFile(int fd); 239 status_t setNextOutputFile(int fd); 240 status_t setVideoSize(int width, int height); 241 status_t setVideoFrameRate(int frames_per_second); 242 status_t setParameters(const String8& params); 243 status_t setListener(const sp<MediaRecorderListener>& listener); 244 status_t setClientName(const String16& clientName); 245 status_t prepare(); 246 status_t getMaxAmplitude(int* max); 247 status_t start(); 248 status_t stop(); 249 status_t reset(); 250 status_t pause(); 251 status_t resume(); 252 status_t init(); 253 status_t close(); 254 status_t release(); 255 void notify(int msg, int ext1, int ext2); 256 status_t setInputSurface(const sp<PersistentSurface>& surface); 257 sp<IGraphicBufferProducer> querySurfaceMediaSourceFromMediaServer(); 258 status_t getMetrics(Parcel *reply); 259 status_t setInputDevice(audio_port_handle_t deviceId); 260 status_t getRoutedDeviceId(audio_port_handle_t *deviceId); 261 status_t enableAudioDeviceCallback(bool enabled); 262 status_t getActiveMicrophones(std::vector<media::MicrophoneInfo>* activeMicrophones); 263 264 private: 265 void doCleanUp(); 266 status_t doReset(); 267 268 sp<IMediaRecorder> mMediaRecorder; 269 sp<MediaRecorderListener> mListener; 270 271 // Reference to IGraphicBufferProducer 272 // for encoding GL Frames. That is useful only when the 273 // video source is set to VIDEO_SOURCE_GRALLOC_BUFFER 274 sp<IGraphicBufferProducer> mSurfaceMediaSource; 275 276 media_recorder_states mCurrentState; 277 bool mIsAudioSourceSet; 278 bool mIsVideoSourceSet; 279 bool mIsAudioEncoderSet; 280 bool mIsVideoEncoderSet; 281 bool mIsOutputFileSet; 282 Mutex mLock; 283 Mutex mNotifyLock; 284 }; 285 286 }; // namespace android 287 288 #endif // ANDROID_MEDIARECORDER_H 289