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/*
** Copyright (C) 2008 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 ANDROID_MEDIARECORDER_H
#define ANDROID_MEDIARECORDER_H
#include <utils.h>
namespace android {
class Surface;
class IMediaRecorder;
class ICamera;
typedef void (*media_completion_f)(status_t status, void *cookie);
/* Do not change these values without updating their counterparts
* in java/android/android/media/MediaRecorder.java!
*/
enum audio_source {
AUDIO_SOURCE_DEFAULT = 0,
AUDIO_SOURCE_MIC = 1,
};
enum video_source {
VIDEO_SOURCE_DEFAULT = 0,
VIDEO_SOURCE_CAMERA = 1,
};
//Please update java/android/android/media/MediaRecorder.java if the following is updated.
enum output_format {
OUTPUT_FORMAT_DEFAULT = 0,
OUTPUT_FORMAT_THREE_GPP,
OUTPUT_FORMAT_MPEG_4,
OUTPUT_FORMAT_RAW_AMR,
OUTPUT_FORMAT_LIST_END // must be last - used to validate format type
};
enum audio_encoder {
AUDIO_ENCODER_DEFAULT = 0,
AUDIO_ENCODER_AMR_NB = 1,
};
enum video_encoder {
VIDEO_ENCODER_DEFAULT = 0,
VIDEO_ENCODER_H263 = 1,
VIDEO_ENCODER_H264 = 2,
VIDEO_ENCODER_MPEG_4_SP = 3,
};
// Maximum frames per second is 24
#define MEDIA_RECORDER_MAX_FRAME_RATE 24
/*
* The state machine of the media_recorder uses a set of different state names.
* The mapping between the media_recorder and the pvauthorengine is shown below:
*
* mediarecorder pvauthorengine
* ----------------------------------------------------------------
* MEDIA_RECORDER_ERROR ERROR
* MEDIA_RECORDER_IDLE IDLE
* MEDIA_RECORDER_INITIALIZED OPENED
* MEDIA_RECORDER_DATASOURCE_CONFIGURED
* MEDIA_RECORDER_PREPARED INITIALIZED
* MEDIA_RECORDER_RECORDING RECORDING
*/
enum media_recorder_states {
MEDIA_RECORDER_ERROR = 0,
MEDIA_RECORDER_IDLE = 1 << 0,
MEDIA_RECORDER_INITIALIZED = 1 << 1,
MEDIA_RECORDER_DATASOURCE_CONFIGURED = 1 << 2,
MEDIA_RECORDER_PREPARED = 1 << 3,
MEDIA_RECORDER_RECORDING = 1 << 4,
};
class MediaRecorder
{
public:
MediaRecorder();
~MediaRecorder();
status_t initCheck();
status_t setCamera(const sp<ICamera>& camera);
status_t setPreviewSurface(const sp<Surface>& surface);
status_t setVideoSource(int vs);
status_t setAudioSource(int as);
status_t setOutputFormat(int of);
status_t setVideoEncoder(int ve);
status_t setAudioEncoder(int ae);
status_t setOutputFile(const char* path);
status_t setOutputFile(int fd, int64_t offset, int64_t length);
status_t setVideoSize(int width, int height);
status_t setVideoFrameRate(int frames_per_second);
status_t prepare();
status_t getMaxAmplitude(int* max);
status_t start();
status_t stop();
status_t reset();
status_t init();
status_t close();
status_t release();
private:
void doCleanUp();
status_t doReset();
sp<IMediaRecorder> mMediaRecorder;
media_recorder_states mCurrentState;
bool mIsAudioSourceSet;
bool mIsVideoSourceSet;
bool mIsAudioEncoderSet;
bool mIsVideoEncoderSet;
bool mIsOutputFileSet;
};
}; // namespace android
#endif // ANDROID_MEDIARECORDER_H