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