Java 类com.bumptech.glide.load.resource.bitmap.VideoBitmapDecoder 实例源码

private boolean isRequestingDefaultFrame(Options options) {
  Long specifiedFrame = options.get(VideoBitmapDecoder.TARGET_FRAME);
  return specifiedFrame != null && specifiedFrame == VideoBitmapDecoder.DEFAULT_FRAME;
}

private boolean isRequestingDefaultFrame(Options options) {
  Long specifiedFrame = options.get(VideoBitmapDecoder.TARGET_FRAME);
  return specifiedFrame != null && specifiedFrame == VideoBitmapDecoder.DEFAULT_FRAME;
}

/**
 * Sets the time position of the frame to extract from a video.
 *
 * @param frameTimeMicros The time position in microseconds of the desired frame. If negative, the
 *                        Android framework implementation return a representative frame.
 */
public RequestOptions frame(long frameTimeMicros) {
  return set(VideoBitmapDecoder.TARGET_FRAME, frameTimeMicros);
}

/**
 * Sets the time position of the frame to extract from a video.
 *
 * <p>This is a component option specific to {@link VideoBitmapDecoder}. If the default video
 * decoder is replaced or skipped because of your configuration, this option may be ignored.
 *
 * @see VideoBitmapDecoder#TARGET_FRAME
 * @param frameTimeMicros The time position in microseconds of the desired frame. If negative, the
 *                        Android framework implementation return a representative frame.
 */
@CheckResult
public RequestOptions frame(@IntRange(from = 0) long frameTimeMicros) {
  return set(VideoBitmapDecoder.TARGET_FRAME, frameTimeMicros);
}