gpuImage = GPUImage(this)gpuImage?.setGLSurfaceView(surfaceView)magicFilterGroup = GPUImageFilterGroup()magicFilterGroup?.addFilter(GPUImageBeautyFilter())noMagicFilterGroup = GPUImageFilterGroup()noMagicFilterGroup?.addFilter(GPUImageFilter())//设置滤镜gpuImage?.setFilter(if (isInMagic) magicFilterGroup else noMagicFilterGroup)

 <android.opengl.GLSurfaceView            android:id="@+id/surfaceView"            android:layout_width="match_parent"            android:layout_height="match_parent" />

parameters.setPictureSize(pictureSize.width, pictureSize.height)

parameters.setPreviewSize(closelySize.width, closelySize.height)

//连续对焦if (parameters.supportedFocusModes.contains(Camera.Parameters.FOCUS_MODE_CONTINUOUS_PICTURE)) {                parameters.focusMode = Camera.Parameters.FOCUS_MODE_CONTINUOUS_PICTURE}

//不同分辨率导致水印的大小不同(暂未解决)private fun getView2Bitmap(): Bitmap {    ll_waterMarker!!.isDrawingCacheEnabled = true    var waterBitmapCache = ll_waterMarker.drawingCache    var waterBitmap = Bitmap.createBitmap(waterBitmapCache, 0, 0, ll_waterMarker.width, ll_waterMarker.height)    ll_waterMarker.destroyDrawingCache()    var oriBitmap = (iv_img.drawable as BitmapDrawable).bitmap    var newb = Bitmap.createBitmap(oriBitmap.width, oriBitmap.height, Bitmap.Config.ARGB_8888);    var canvas = Canvas(newb)    canvas.drawBitmap(oriBitmap, 0f, 0f, null)    canvas.drawBitmap(waterBitmap, 0f, (oriBitmap.height - waterBitmap.height).toFloat() - SizeUtil.dp2px(this, 40f), null)    canvas.save(Canvas.ALL_SAVE_FLAG);    canvas.restore();    return newb}

//截取layout保存图片,会有黑边private fun getScreenPhoto(waterPhoto: RelativeLayout?): Bitmap {    waterPhoto!!.isDrawingCacheEnabled = true    waterPhoto.buildDrawingCache()    var bitmap: Bitmap? = waterPhoto.drawingCache    val width = waterPhoto.width    val height = waterPhoto.height    val bitmap1 = Bitmap.createBitmap(bitmap!!, 0, 0, width, height)    waterPhoto.destroyDrawingCache()return bitmap1}