ImageFormatConverter.java 文件源码

/**
 * Converts a Bitmap to a PNG image.
 */
@NonNull
public byte[] bitmapToPng(@NonNull Bitmap bitmap) {
    String stopwatchSessionId = log.startStopwatch(getStopwatchSessionId("bitmapToPng"));

    // compress Bitmap to PNG
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);

    log.stopStopwatch(stopwatchSessionId);
    return out.toByteArray();
}