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