protected synchronized void updateCamera() throws RuntimeException {
// The camera is already correctly configured
if (mUpdated) return;
if (mPreviewStarted) {
mPreviewStarted = false;
mCamera.stopPreview();
}
Parameters parameters = mCamera.getParameters();
mQuality = VideoQuality.determineClosestSupportedResolution(parameters, mQuality);
int[] max = VideoQuality.determineMaximumSupportedFramerate(parameters);
double ratio = (double) mQuality.resX / (double) mQuality.resY;
mSurfaceView.requestAspectRatio(ratio);
parameters.setPreviewFormat(mCameraImageFormat);
parameters.setPreviewSize(mQuality.resX, mQuality.resY);
parameters.setPreviewFpsRange(max[0], max[1]);
try {
mCamera.setParameters(parameters);
mCamera.setDisplayOrientation(mOrientation);
mCamera.startPreview();
mPreviewStarted = true;
mUpdated = true;
} catch (RuntimeException e) {
destroyCamera();
throw e;
}
}
