MediaRecorder.java

package com.apical.dvr;

import android.content.Context;
import android.graphics.SurfaceTexture;
import android.view.SurfaceView;
import android.util.Log;

public class ffRecorder {
    private static final String TAG = "ffRecorder";

    private static ffRecorder mSingleInstance = null;

    public static ffRecorder getInstance(Context context) {
        if (mSingleInstance == null) {
            mSingleInstance = new ffRecorder();
            mSingleInstance.mContext = context;
        }
        return mSingleInstance;
    }

    private Context mContext         = null;
    private long    mRecorderContext = 0;

    public void init(int cam_main_w, int cam_main_h, int cam_usb_w, int cam_usb_h) {
        mRecorderContext = nativeInit(cam_main_w, cam_main_h, cam_usb_w, cam_usb_h);
        nativeInitCallback(mRecorderContext);
    }

    public void release() {
        nativeFree(mRecorderContext);
        mSingleInstance = null;
    }

    public boolean getMicMute(int micidx) {
        int mute = nativeGetMicMute(mRecorderContext, micidx);
        return (nativeGetMicMute(mRecorderContext, micidx) == 1);
    }

    public void setMicMute(int micidx, boolean mute) {
        nativeSetMicMute(mRecorderContext, micidx, mute ? 1 : 0);
    }

    public void resetCamera(int camidx, int w, int h, int frate) {
        nativeResetCamera(mRecorderContext, camidx, w, h, frate);
    }

    public void setWatermark(int camidx, int x, int y, String watermark) {
        nativeSetWatermark(mRecorderContext, camidx, x, y, watermark);
    }

    public void setPreviewDisplay(int camidx, SurfaceView win) {
        nativeSetPreviewWindow(mRecorderContext, camidx, win);
    }

    public void setPreviewTexture(int camidx, SurfaceTexture win) {
        nativeSetPreviewTarget(mRecorderContext, camidx, win);
    }

    public void startPreview(int camidx) {
        nativeStartPreview(mRecorderContext, camidx);
    }

    public void stopPreview(int camidx) {
        nativeStopPreview(mRecorderContext, camidx);
    }

    public void startRecording(int encidx, String filename) {
        nativeStartRecording(mRecorderContext, encidx, filename);
    }

    public void stopRecording(int encidx) {
        nativeStopRecording(mRecorderContext, encidx);
    }

    public void setAudioSource(int encidx, int source) {
        nativeSetAudioSource(mRecorderContext, encidx, source);
    }

    public void setVideoSource(int encidx, int source) {
        nativeSetVideoSource(mRecorderContext, encidx, source);
    }

    public void takePhoto(int camidx, String filename, takePhotoCallback callback) {
        mTakePhotoCB = callback; // setup callback
        nativeTakePhoto(mRecorderContext, camidx, filename);
    }

    public interface takePhotoCallback {
        public void onPhotoTaken(String filename, int w, int h);
    }


    //++ for take photo callback
    private takePhotoCallback mTakePhotoCB = null;

    private void internalTakePhotoCallback(String filename, int w, int h) {
        if (mTakePhotoCB != null) {
            mTakePhotoCB.onPhotoTaken(filename, w, h);
        }
    }

    private native void nativeInitCallback(long ctxt);
    //-- for take photo callback


    private static native long nativeInit(int cam_main_w, int cam_main_h, int cam_usb_w, int cam_usb_h);
    private static native void nativeFree(long ctxt);

    private static native int  nativeGetMicMute (long ctxt, int micidx);
    private static native void nativeSetMicMute (long ctxt, int micidx, int mute);

    private static native void nativeResetCamera (long ctxt, int camidx, int w, int h, int frate);
    private static native void nativeSetWatermark(long ctxt, int camidx, int x, int y, String watermark);

    private static native void nativeSetPreviewWindow(long ctxt, int camidx, Object win);
    private static native void nativeSetPreviewTarget(long ctxt, int camidx, Object win);

    private static native void nativeStartPreview(long ctxt, int camidx);
    private static native void nativeStopPreview (long ctxt, int camidx);

    private static native void nativeStartRecording(long ctxt, int encidx, String filename);
    private static native void nativeStopRecording (long ctxt, int encidx);

    private static native void nativeSetAudioSource(long ctxt, int encidx, int source);
    private static native void nativeSetVideoSource(long ctxt, int encidx, int source);

    private static native void nativeTakePhoto(long ctxt, int camidx, String filename);

    static {
        System.loadLibrary("ffrecorder_jni");
    }
}