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/* Copyright (c) 2013, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.android.incallui;
import android.graphics.SurfaceTexture;
import android.util.Log;
/**
* The class is used to hold an {@code android.hardware.Camera} instance.
* <p>
* The {@code open()} and {@code release()} calls are similar to the ones in
* {@code android.hardware.Camera}.
*/
public class ImsCamera {
private static final String TAG = "VideoCallImsCamera";
private static final boolean DBG = true;
private static final short IMS_CAMERA_OPERATION_SUCCESS = 0;
static {
System.loadLibrary("imscamera_jni");
}
public static native short native_open(int cameraId);
public native short native_release();
public native short native_startPreview();
public native short native_stopPreview();
public native short native_startRecording();
public native short native_stopRecording();
public native short native_setPreviewTexture(SurfaceTexture st);
public native short native_setDisplayOrientation(int rotation);
public native boolean native_isZoomSupported();
public native int native_getMaxZoom();
public native void native_setZoom(int zoomValue);
public native short native_setPreviewSize(int width, int height);
public native short native_setPreviewFpsRange(short fps);
public static ImsCamera open(int cameraId) throws Exception {
Log.d(TAG, "open cameraId=" + cameraId);
short error = native_open(cameraId);
if (error != IMS_CAMERA_OPERATION_SUCCESS) {
Log.e(TAG, "open cameraId=" + cameraId + " failed with error=" + error);
throw new Exception();
} else {
return new ImsCamera();
}
}
public short release() {
if(DBG) log("release");
short error = native_release();
logIfError("release", error);
return error;
}
public short startPreview() {
if (DBG) log("startPreview");
short error = native_startPreview();
logIfError("startPreview", error);
return error;
}
public short stopPreview() {
if(DBG) log("stopPreview");
short error = native_stopPreview();
logIfError("stopPreview", error);
return error;
}
public short startRecording() {
if(DBG) log("startRecording");
short error = native_startRecording();
logIfError("startRecording", error);
return error;
}
public short stopRecording() {
if(DBG) log("stopRecording");
short error = native_stopRecording();
logIfError("stopRecording", error);
return error;
}
public short setPreviewTexture(SurfaceTexture st) {
if(DBG) log("setPreviewTexture");
short error = native_setPreviewTexture(st);
logIfError("setPreviewTexture", error);
return error;
}
public short setDisplayOrientation(int rotation) {
if(DBG) log("setDisplayOrientation rotation=" + rotation);
short error = native_setDisplayOrientation(rotation);
logIfError("setDisplayOrientation", error);
return error;
}
public boolean isZoomSupported() {
boolean result = native_isZoomSupported();
if(DBG) log("isZoomSupported result=" + result);
return result;
}
public int getMaxZoom() {
int result = native_getMaxZoom();
if(DBG) log("getMaxZoom result = " + result);
return result;
}
public void setZoom(int zoomValue) {
if (DBG) log("setZoom " + zoomValue);
native_setZoom(zoomValue);
}
public short setPreviewSize(int width, int height) {
if(DBG) log("setPreviewSize");
short error = native_setPreviewSize(width, height);
logIfError("setPreviewSize", error);
return error;
}
public short setPreviewFpsRange(short fps) {
if(DBG) log("setPreviewFpsRange");
short error = native_setPreviewFpsRange(fps);
logIfError("setPreviewFpsRange", error);
return error;
}
private void log(String msg) {
Log.d(TAG, msg);
}
private void loge(String msg) {
Log.e(TAG, msg);
}
private void logIfError(String methodName, short error) {
if (error != IMS_CAMERA_OPERATION_SUCCESS) {
loge(methodName + " failed with error=" + error);
}
}
}
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