1 /* 2 * Copyright (C) 2009 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 STAGEFRIGHT_RECORDER_H_ 18 19 #define STAGEFRIGHT_RECORDER_H_ 20 21 #include <media/MediaAnalyticsItem.h> 22 #include <media/MediaRecorderBase.h> 23 #include <camera/CameraParameters.h> 24 #include <utils/String8.h> 25 26 #include <system/audio.h> 27 28 #include <media/hardware/MetadataBufferType.h> 29 30 namespace android { 31 32 class Camera; 33 class ICameraRecordingProxy; 34 class CameraSource; 35 class CameraSourceTimeLapse; 36 struct MediaCodecSource; 37 struct MediaSource; 38 struct MediaWriter; 39 class MetaData; 40 struct AudioSource; 41 class MediaProfiles; 42 struct ALooper; 43 44 struct StagefrightRecorder : public MediaRecorderBase { 45 explicit StagefrightRecorder(const String16 &opPackageName); 46 virtual ~StagefrightRecorder(); 47 virtual status_t init(); 48 virtual status_t setAudioSource(audio_source_t as); 49 virtual status_t setVideoSource(video_source vs); 50 virtual status_t setOutputFormat(output_format of); 51 virtual status_t setAudioEncoder(audio_encoder ae); 52 virtual status_t setVideoEncoder(video_encoder ve); 53 virtual status_t setVideoSize(int width, int height); 54 virtual status_t setVideoFrameRate(int frames_per_second); 55 virtual status_t setCamera(const sp<hardware::ICamera>& camera, const sp<ICameraRecordingProxy>& proxy); 56 virtual status_t setPreviewSurface(const sp<IGraphicBufferProducer>& surface); 57 virtual status_t setInputSurface(const sp<PersistentSurface>& surface); 58 virtual status_t setOutputFile(int fd); 59 virtual status_t setNextOutputFile(int fd); 60 virtual status_t setParameters(const String8 ¶ms); 61 virtual status_t setListener(const sp<IMediaRecorderClient> &listener); 62 virtual status_t setClientName(const String16 &clientName); 63 virtual status_t prepare(); 64 virtual status_t start(); 65 virtual status_t pause(); 66 virtual status_t resume(); 67 virtual status_t stop(); 68 virtual status_t close(); 69 virtual status_t reset(); 70 virtual status_t getMaxAmplitude(int *max); 71 virtual status_t getMetrics(Parcel *reply); 72 virtual status_t dump(int fd, const Vector<String16> &args) const; 73 // Querying a SurfaceMediaSourcer 74 virtual sp<IGraphicBufferProducer> querySurfaceMediaSource() const; 75 virtual status_t setInputDevice(audio_port_handle_t deviceId); 76 virtual status_t getRoutedDeviceId(audio_port_handle_t* deviceId); 77 virtual void setAudioDeviceCallback(const sp<AudioSystem::AudioDeviceCallback>& callback); 78 virtual status_t enableAudioDeviceCallback(bool enabled); 79 virtual status_t getActiveMicrophones(std::vector<media::MicrophoneInfo>* activeMicrophones); 80 81 82 private: 83 mutable Mutex mLock; 84 sp<hardware::ICamera> mCamera; 85 sp<ICameraRecordingProxy> mCameraProxy; 86 sp<IGraphicBufferProducer> mPreviewSurface; 87 sp<PersistentSurface> mPersistentSurface; 88 sp<IMediaRecorderClient> mListener; 89 String16 mClientName; 90 uid_t mClientUid; 91 pid_t mClientPid; 92 sp<MediaWriter> mWriter; 93 int mOutputFd; 94 sp<AudioSource> mAudioSourceNode; 95 96 MediaAnalyticsItem *mAnalyticsItem; 97 bool mAnalyticsDirty; 98 void flushAndResetMetrics(bool reinitialize); 99 void updateMetrics(); 100 101 audio_source_t mAudioSource; 102 video_source mVideoSource; 103 output_format mOutputFormat; 104 audio_encoder mAudioEncoder; 105 video_encoder mVideoEncoder; 106 bool mUse64BitFileOffset; 107 int32_t mVideoWidth, mVideoHeight; 108 int32_t mFrameRate; 109 int32_t mVideoBitRate; 110 int32_t mAudioBitRate; 111 int32_t mAudioChannels; 112 int32_t mSampleRate; 113 int32_t mInterleaveDurationUs; 114 int32_t mIFramesIntervalSec; 115 int32_t mCameraId; 116 int32_t mVideoEncoderProfile; 117 int32_t mVideoEncoderLevel; 118 int32_t mMovieTimeScale; 119 int32_t mVideoTimeScale; 120 int32_t mAudioTimeScale; 121 int64_t mMaxFileSizeBytes; 122 int64_t mMaxFileDurationUs; 123 int64_t mTrackEveryTimeDurationUs; 124 int32_t mRotationDegrees; // Clockwise 125 int32_t mLatitudex10000; 126 int32_t mLongitudex10000; 127 int32_t mStartTimeOffsetMs; 128 int32_t mTotalBitRate; 129 130 int64_t mDurationRecordedUs; 131 int64_t mStartedRecordingUs; 132 int64_t mDurationPausedUs; 133 int32_t mNPauses; 134 135 bool mCaptureFpsEnable; 136 double mCaptureFps; 137 int64_t mTimeBetweenCaptureUs; 138 sp<CameraSourceTimeLapse> mCameraSourceTimeLapse; 139 140 String8 mParams; 141 142 MetadataBufferType mMetaDataStoredInVideoBuffers; 143 MediaProfiles *mEncoderProfiles; 144 145 int64_t mPauseStartTimeUs; 146 int64_t mTotalPausedDurationUs; 147 sp<MediaCodecSource> mAudioEncoderSource; 148 sp<MediaCodecSource> mVideoEncoderSource; 149 150 bool mStarted; 151 // Needed when GLFrames are encoded. 152 // An <IGraphicBufferProducer> pointer 153 // will be sent to the client side using which the 154 // frame buffers will be queued and dequeued 155 sp<IGraphicBufferProducer> mGraphicBufferProducer; 156 sp<ALooper> mLooper; 157 158 audio_port_handle_t mSelectedDeviceId; 159 bool mDeviceCallbackEnabled; 160 wp<AudioSystem::AudioDeviceCallback> mAudioDeviceCallback; 161 162 static const int kMaxHighSpeedFps = 1000; 163 164 status_t prepareInternal(); 165 status_t setupMPEG4orWEBMRecording(); 166 void setupMPEG4orWEBMMetaData(sp<MetaData> *meta); 167 status_t setupAMRRecording(); 168 status_t setupAACRecording(); 169 status_t setupRawAudioRecording(); 170 status_t setupRTPRecording(); 171 status_t setupMPEG2TSRecording(); 172 sp<MediaCodecSource> createAudioSource(); 173 status_t checkVideoEncoderCapabilities(); 174 status_t checkAudioEncoderCapabilities(); 175 // Generic MediaSource set-up. Returns the appropriate 176 // source (CameraSource or SurfaceMediaSource) 177 // depending on the videosource type 178 status_t setupMediaSource(sp<MediaSource> *mediaSource); 179 status_t setupCameraSource(sp<CameraSource> *cameraSource); 180 status_t setupAudioEncoder(const sp<MediaWriter>& writer); 181 status_t setupVideoEncoder(const sp<MediaSource>& cameraSource, sp<MediaCodecSource> *source); 182 183 // Encoding parameter handling utilities 184 status_t setParameter(const String8 &key, const String8 &value); 185 status_t setParamAudioEncodingBitRate(int32_t bitRate); 186 status_t setParamAudioNumberOfChannels(int32_t channles); 187 status_t setParamAudioSamplingRate(int32_t sampleRate); 188 status_t setParamAudioTimeScale(int32_t timeScale); 189 status_t setParamCaptureFpsEnable(int32_t timeLapseEnable); 190 status_t setParamCaptureFps(double fps); 191 status_t setParamVideoEncodingBitRate(int32_t bitRate); 192 status_t setParamVideoIFramesInterval(int32_t seconds); 193 status_t setParamVideoEncoderProfile(int32_t profile); 194 status_t setParamVideoEncoderLevel(int32_t level); 195 status_t setParamVideoCameraId(int32_t cameraId); 196 status_t setParamVideoTimeScale(int32_t timeScale); 197 status_t setParamVideoRotation(int32_t degrees); 198 status_t setParamTrackTimeStatus(int64_t timeDurationUs); 199 status_t setParamInterleaveDuration(int32_t durationUs); 200 status_t setParam64BitFileOffset(bool use64BitFileOffset); 201 status_t setParamMaxFileDurationUs(int64_t timeUs); 202 status_t setParamMaxFileSizeBytes(int64_t bytes); 203 status_t setParamMovieTimeScale(int32_t timeScale); 204 status_t setParamGeoDataLongitude(int64_t longitudex10000); 205 status_t setParamGeoDataLatitude(int64_t latitudex10000); 206 void clipVideoBitRate(); 207 void clipVideoFrameRate(); 208 void clipVideoFrameWidth(); 209 void clipVideoFrameHeight(); 210 void clipAudioBitRate(); 211 void clipAudioSampleRate(); 212 void clipNumberOfAudioChannels(); 213 void setDefaultProfileIfNecessary(); 214 void setDefaultVideoEncoderIfNecessary(); 215 216 217 StagefrightRecorder(const StagefrightRecorder &); 218 StagefrightRecorder &operator=(const StagefrightRecorder &); 219 }; 220 221 } // namespace android 222 223 #endif // STAGEFRIGHT_RECORDER_H_ 224