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/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef STAGEFRIGHT_RECORDER_H_
#define STAGEFRIGHT_RECORDER_H_
#include <media/MediaRecorderBase.h>
#include <camera/CameraParameters.h>
#include <utils/String8.h>
#include <system/audio.h>
namespace android {
class Camera;
class ICameraRecordingProxy;
class CameraSource;
class CameraSourceTimeLapse;
struct MediaSource;
struct MediaWriter;
class MetaData;
struct AudioSource;
class MediaProfiles;
class IGraphicBufferProducer;
class SurfaceMediaSource;
struct StagefrightRecorder : public MediaRecorderBase {
StagefrightRecorder();
virtual ~StagefrightRecorder();
virtual status_t init();
virtual status_t setAudioSource(audio_source_t as);
virtual status_t setVideoSource(video_source vs);
virtual status_t setOutputFormat(output_format of);
virtual status_t setAudioEncoder(audio_encoder ae);
virtual status_t setVideoEncoder(video_encoder ve);
virtual status_t setVideoSize(int width, int height);
virtual status_t setVideoFrameRate(int frames_per_second);
virtual status_t setCamera(const sp<ICamera>& camera, const sp<ICameraRecordingProxy>& proxy);
virtual status_t setPreviewSurface(const sp<IGraphicBufferProducer>& surface);
virtual status_t setOutputFile(const char *path);
virtual status_t setOutputFile(int fd, int64_t offset, int64_t length);
virtual status_t setParameters(const String8& params);
virtual status_t setListener(const sp<IMediaRecorderClient>& listener);
virtual status_t setClientName(const String16& clientName);
virtual status_t prepare();
virtual status_t start();
virtual status_t pause();
virtual status_t stop();
virtual status_t close();
virtual status_t reset();
virtual status_t getMaxAmplitude(int *max);
virtual status_t dump(int fd, const Vector<String16>& args) const;
// Querying a SurfaceMediaSourcer
virtual sp<IGraphicBufferProducer> querySurfaceMediaSource() const;
private:
sp<ICamera> mCamera;
sp<ICameraRecordingProxy> mCameraProxy;
sp<IGraphicBufferProducer> mPreviewSurface;
sp<IMediaRecorderClient> mListener;
String16 mClientName;
uid_t mClientUid;
sp<MediaWriter> mWriter;
int mOutputFd;
sp<AudioSource> mAudioSourceNode;
audio_source_t mAudioSource;
video_source mVideoSource;
output_format mOutputFormat;
audio_encoder mAudioEncoder;
video_encoder mVideoEncoder;
bool mUse64BitFileOffset;
int32_t mVideoWidth, mVideoHeight;
int32_t mFrameRate;
int32_t mVideoBitRate;
int32_t mAudioBitRate;
int32_t mAudioChannels;
int32_t mSampleRate;
int32_t mInterleaveDurationUs;
int32_t mIFramesIntervalSec;
int32_t mCameraId;
int32_t mVideoEncoderProfile;
int32_t mVideoEncoderLevel;
int32_t mMovieTimeScale;
int32_t mVideoTimeScale;
int32_t mAudioTimeScale;
int64_t mMaxFileSizeBytes;
int64_t mMaxFileDurationUs;
int64_t mTrackEveryTimeDurationUs;
int32_t mRotationDegrees; // Clockwise
int32_t mLatitudex10000;
int32_t mLongitudex10000;
int32_t mStartTimeOffsetMs;
bool mCaptureTimeLapse;
int64_t mTimeBetweenTimeLapseFrameCaptureUs;
sp<CameraSourceTimeLapse> mCameraSourceTimeLapse;
String8 mParams;
bool mIsMetaDataStoredInVideoBuffers;
MediaProfiles *mEncoderProfiles;
bool mStarted;
// Needed when GLFrames are encoded.
// An <IGraphicBufferProducer> pointer
// will be sent to the client side using which the
// frame buffers will be queued and dequeued
sp<SurfaceMediaSource> mSurfaceMediaSource;
status_t setupMPEG4Recording(
int outputFd,
int32_t videoWidth, int32_t videoHeight,
int32_t videoBitRate,
int32_t *totalBitRate,
sp<MediaWriter> *mediaWriter);
void setupMPEG4MetaData(int64_t startTimeUs, int32_t totalBitRate,
sp<MetaData> *meta);
status_t startMPEG4Recording();
status_t startAMRRecording();
status_t startAACRecording();
status_t startRawAudioRecording();
status_t startRTPRecording();
status_t startMPEG2TSRecording();
sp<MediaSource> createAudioSource();
status_t checkVideoEncoderCapabilities(
bool *supportsCameraSourceMetaDataMode);
status_t checkAudioEncoderCapabilities();
// Generic MediaSource set-up. Returns the appropriate
// source (CameraSource or SurfaceMediaSource)
// depending on the videosource type
status_t setupMediaSource(sp<MediaSource> *mediaSource);
status_t setupCameraSource(sp<CameraSource> *cameraSource);
// setup the surfacemediasource for the encoder
status_t setupSurfaceMediaSource();
status_t setupAudioEncoder(const sp<MediaWriter>& writer);
status_t setupVideoEncoder(
sp<MediaSource> cameraSource,
int32_t videoBitRate,
sp<MediaSource> *source);
// Encoding parameter handling utilities
status_t setParameter(const String8 &key, const String8 &value);
status_t setParamAudioEncodingBitRate(int32_t bitRate);
status_t setParamAudioNumberOfChannels(int32_t channles);
status_t setParamAudioSamplingRate(int32_t sampleRate);
status_t setParamAudioTimeScale(int32_t timeScale);
status_t setParamTimeLapseEnable(int32_t timeLapseEnable);
status_t setParamTimeBetweenTimeLapseFrameCapture(int64_t timeUs);
status_t setParamVideoEncodingBitRate(int32_t bitRate);
status_t setParamVideoIFramesInterval(int32_t seconds);
status_t setParamVideoEncoderProfile(int32_t profile);
status_t setParamVideoEncoderLevel(int32_t level);
status_t setParamVideoCameraId(int32_t cameraId);
status_t setParamVideoTimeScale(int32_t timeScale);
status_t setParamVideoRotation(int32_t degrees);
status_t setParamTrackTimeStatus(int64_t timeDurationUs);
status_t setParamInterleaveDuration(int32_t durationUs);
status_t setParam64BitFileOffset(bool use64BitFileOffset);
status_t setParamMaxFileDurationUs(int64_t timeUs);
status_t setParamMaxFileSizeBytes(int64_t bytes);
status_t setParamMovieTimeScale(int32_t timeScale);
status_t setParamGeoDataLongitude(int64_t longitudex10000);
status_t setParamGeoDataLatitude(int64_t latitudex10000);
void clipVideoBitRate();
void clipVideoFrameRate();
void clipVideoFrameWidth();
void clipVideoFrameHeight();
void clipAudioBitRate();
void clipAudioSampleRate();
void clipNumberOfAudioChannels();
void setDefaultProfileIfNecessary();
StagefrightRecorder(const StagefrightRecorder &);
StagefrightRecorder &operator=(const StagefrightRecorder &);
};
} // namespace android
#endif // STAGEFRIGHT_RECORDER_H_
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