Utils.java 文件源码

public static byte[] frameByteToJpegByte(byte[] data, Camera camera) {
    try {
        Camera.Parameters parameters = camera.getParameters();
        Camera.Size size = parameters.getPreviewSize();
        YuvImage image = new YuvImage(data, parameters.getPreviewFormat(),
                size.width, size.height, null);
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        image.compressToJpeg(
                new Rect(0, 0, image.getWidth(), image.getHeight()), COMPRESS_QUALITY,
                outputStream);
        return outputStream.toByteArray();
    } catch (Exception e) {
        return null;
    }
}