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 28 namespace android { 29 30 class Surface; 31 class IMediaRecorder; 32 class ICameraRecordingProxy; 33 class IGraphicBufferProducer; 34 struct PersistentSurface; 35 class Surface; 36 37 namespace hardware { 38 class ICamera; 39 } 40 41 typedef void (*media_completion_f)(status_t status, void *cookie); 42 43 enum video_source { 44 VIDEO_SOURCE_DEFAULT = 0, 45 VIDEO_SOURCE_CAMERA = 1, 46 VIDEO_SOURCE_SURFACE = 2, 47 48 VIDEO_SOURCE_LIST_END // must be last - used to validate audio source type 49 }; 50 51 //Please update media/java/android/media/MediaRecorder.java if the following is updated. 52 enum output_format { 53 OUTPUT_FORMAT_DEFAULT = 0, 54 OUTPUT_FORMAT_THREE_GPP = 1, 55 OUTPUT_FORMAT_MPEG_4 = 2, 56 57 58 OUTPUT_FORMAT_AUDIO_ONLY_START = 3, // Used in validating the output format. Should be the 59 // at the start of the audio only output formats. 60 61 /* These are audio only file formats */ 62 OUTPUT_FORMAT_RAW_AMR = 3, //to be backward compatible 63 OUTPUT_FORMAT_AMR_NB = 3, 64 OUTPUT_FORMAT_AMR_WB = 4, 65 OUTPUT_FORMAT_AAC_ADIF = 5, 66 OUTPUT_FORMAT_AAC_ADTS = 6, 67 68 OUTPUT_FORMAT_AUDIO_ONLY_END = 7, // Used in validating the output format. Should be the 69 // at the end of the audio only output formats. 70 71 /* Stream over a socket, limited to a single stream */ 72 OUTPUT_FORMAT_RTP_AVP = 7, 73 74 /* H.264/AAC data encapsulated in MPEG2/TS */ 75 OUTPUT_FORMAT_MPEG2TS = 8, 76 77 /* VP8/VORBIS data in a WEBM container */ 78 OUTPUT_FORMAT_WEBM = 9, 79 80 OUTPUT_FORMAT_LIST_END // must be last - used to validate format type 81 }; 82 83 enum audio_encoder { 84 AUDIO_ENCODER_DEFAULT = 0, 85 AUDIO_ENCODER_AMR_NB = 1, 86 AUDIO_ENCODER_AMR_WB = 2, 87 AUDIO_ENCODER_AAC = 3, 88 AUDIO_ENCODER_HE_AAC = 4, 89 AUDIO_ENCODER_AAC_ELD = 5, 90 AUDIO_ENCODER_VORBIS = 6, 91 92 AUDIO_ENCODER_LIST_END // must be the last - used to validate the audio encoder type 93 }; 94 95 enum video_encoder { 96 VIDEO_ENCODER_DEFAULT = 0, 97 VIDEO_ENCODER_H263 = 1, 98 VIDEO_ENCODER_H264 = 2, 99 VIDEO_ENCODER_MPEG_4_SP = 3, 100 VIDEO_ENCODER_VP8 = 4, 101 VIDEO_ENCODER_HEVC = 5, 102 103 VIDEO_ENCODER_LIST_END // must be the last - used to validate the video encoder type 104 }; 105 106 /* 107 * The state machine of the media_recorder. 108 */ 109 enum media_recorder_states { 110 // Error state. 111 MEDIA_RECORDER_ERROR = 0, 112 113 // Recorder was just created. 114 MEDIA_RECORDER_IDLE = 1 << 0, 115 116 // Recorder has been initialized. 117 MEDIA_RECORDER_INITIALIZED = 1 << 1, 118 119 // Configuration of the recorder has been completed. 120 MEDIA_RECORDER_DATASOURCE_CONFIGURED = 1 << 2, 121 122 // Recorder is ready to start. 123 MEDIA_RECORDER_PREPARED = 1 << 3, 124 125 // Recording is in progress. 126 MEDIA_RECORDER_RECORDING = 1 << 4, 127 }; 128 129 // The "msg" code passed to the listener in notify. 130 enum media_recorder_event_type { 131 MEDIA_RECORDER_EVENT_LIST_START = 1, 132 MEDIA_RECORDER_EVENT_ERROR = 1, 133 MEDIA_RECORDER_EVENT_INFO = 2, 134 MEDIA_RECORDER_EVENT_LIST_END = 99, 135 136 // Track related event types 137 MEDIA_RECORDER_TRACK_EVENT_LIST_START = 100, 138 MEDIA_RECORDER_TRACK_EVENT_ERROR = 100, 139 MEDIA_RECORDER_TRACK_EVENT_INFO = 101, 140 MEDIA_RECORDER_TRACK_EVENT_LIST_END = 1000, 141 }; 142 143 /* 144 * The (part of) "what" code passed to the listener in notify. 145 * When the error or info type is track specific, the what has 146 * the following layout: 147 * the left-most 16-bit is meant for error or info type. 148 * the right-most 4-bit is meant for track id. 149 * the rest is reserved. 150 * 151 * | track id | reserved | error or info type | 152 * 31 28 16 0 153 * 154 */ 155 enum media_recorder_error_type { 156 MEDIA_RECORDER_ERROR_UNKNOWN = 1, 157 158 // Track related error type 159 MEDIA_RECORDER_TRACK_ERROR_LIST_START = 100, 160 MEDIA_RECORDER_TRACK_ERROR_GENERAL = 100, 161 MEDIA_RECORDER_ERROR_VIDEO_NO_SYNC_FRAME = 200, 162 MEDIA_RECORDER_TRACK_ERROR_LIST_END = 1000, 163 }; 164 165 // The codes are distributed as follow: 166 // 0xx: Reserved 167 // 8xx: General info/warning 168 // 169 enum media_recorder_info_type { 170 MEDIA_RECORDER_INFO_UNKNOWN = 1, 171 172 MEDIA_RECORDER_INFO_MAX_DURATION_REACHED = 800, 173 MEDIA_RECORDER_INFO_MAX_FILESIZE_REACHED = 801, 174 175 // All track related informtional events start here 176 MEDIA_RECORDER_TRACK_INFO_LIST_START = 1000, 177 MEDIA_RECORDER_TRACK_INFO_COMPLETION_STATUS = 1000, 178 MEDIA_RECORDER_TRACK_INFO_PROGRESS_IN_TIME = 1001, 179 MEDIA_RECORDER_TRACK_INFO_TYPE = 1002, 180 MEDIA_RECORDER_TRACK_INFO_DURATION_MS = 1003, 181 182 // The time to measure the max chunk duration 183 MEDIA_RECORDER_TRACK_INFO_MAX_CHUNK_DUR_MS = 1004, 184 185 MEDIA_RECORDER_TRACK_INFO_ENCODED_FRAMES = 1005, 186 187 // The time to measure how well the audio and video 188 // track data is interleaved. 189 MEDIA_RECORDER_TRACK_INTER_CHUNK_TIME_MS = 1006, 190 191 // The time to measure system response. Note that 192 // the delay does not include the intentional delay 193 // we use to eliminate the recording sound. 194 MEDIA_RECORDER_TRACK_INFO_INITIAL_DELAY_MS = 1007, 195 196 // The time used to compensate for initial A/V sync. 197 MEDIA_RECORDER_TRACK_INFO_START_OFFSET_MS = 1008, 198 199 // Total number of bytes of the media data. 200 MEDIA_RECORDER_TRACK_INFO_DATA_KBYTES = 1009, 201 202 MEDIA_RECORDER_TRACK_INFO_LIST_END = 2000, 203 }; 204 205 // ---------------------------------------------------------------------------- 206 // ref-counted object for callbacks 207 class MediaRecorderListener: virtual public RefBase 208 { 209 public: 210 virtual void notify(int msg, int ext1, int ext2) = 0; 211 }; 212 213 class MediaRecorder : public BnMediaRecorderClient, 214 public virtual IMediaDeathNotifier 215 { 216 public: 217 MediaRecorder(const String16& opPackageName); 218 ~MediaRecorder(); 219 220 void died(); 221 status_t initCheck(); 222 status_t setCamera(const sp<hardware::ICamera>& camera, 223 const sp<ICameraRecordingProxy>& proxy); 224 status_t setPreviewSurface(const sp<IGraphicBufferProducer>& surface); 225 status_t setVideoSource(int vs); 226 status_t setAudioSource(int as); 227 status_t setOutputFormat(int of); 228 status_t setVideoEncoder(int ve); 229 status_t setAudioEncoder(int ae); 230 status_t setOutputFile(int fd, int64_t offset, int64_t length); 231 status_t setVideoSize(int width, int height); 232 status_t setVideoFrameRate(int frames_per_second); 233 status_t setParameters(const String8& params); 234 status_t setListener(const sp<MediaRecorderListener>& listener); 235 status_t setClientName(const String16& clientName); 236 status_t prepare(); 237 status_t getMaxAmplitude(int* max); 238 status_t start(); 239 status_t stop(); 240 status_t reset(); 241 status_t pause(); 242 status_t resume(); 243 status_t init(); 244 status_t close(); 245 status_t release(); 246 void notify(int msg, int ext1, int ext2); 247 status_t setInputSurface(const sp<PersistentSurface>& surface); 248 sp<IGraphicBufferProducer> querySurfaceMediaSourceFromMediaServer(); 249 250 private: 251 void doCleanUp(); 252 status_t doReset(); 253 254 sp<IMediaRecorder> mMediaRecorder; 255 sp<MediaRecorderListener> mListener; 256 257 // Reference to IGraphicBufferProducer 258 // for encoding GL Frames. That is useful only when the 259 // video source is set to VIDEO_SOURCE_GRALLOC_BUFFER 260 sp<IGraphicBufferProducer> mSurfaceMediaSource; 261 262 media_recorder_states mCurrentState; 263 bool mIsAudioSourceSet; 264 bool mIsVideoSourceSet; 265 bool mIsAudioEncoderSet; 266 bool mIsVideoEncoderSet; 267 bool mIsOutputFileSet; 268 Mutex mLock; 269 Mutex mNotifyLock; 270 }; 271 272 }; // namespace android 273 274 #endif // ANDROID_MEDIARECORDER_H 275