More tweaks

src/video-element.ts

@@ -1082,9 +1082,6 @@ export class BabyVideoElement extends HTMLElement {
  break;
  }
  }
- if (direction === Direction.BACKWARD) {
- frames.reverse();
- }
  this.#audioContext ??= this.#initializeAudio(firstFrame.sampleRate);
  this.#renderAudioFrame(frames, currentTimeInMicros, direction);
  // Decode more frames (if we now have more space in the queue)
@@ -1098,18 +1095,20 @@ export class BabyVideoElement extends HTMLElement {
  ) {
  const firstFrame = frames[0];
  const lastFrame = frames[frames.length - 1];
- let firstTimestamp = firstFrame.timestamp;
- let lastTimestamp = lastFrame.timestamp + lastFrame.duration;
- if (direction === Direction.BACKWARD) {
- [firstTimestamp, lastTimestamp] = [lastTimestamp, firstTimestamp];
- }
+ const firstTimestamp = firstFrame.timestamp;
+ const lastTimestamp = lastFrame.timestamp + lastFrame.duration;
  if (DEBUG) {
  console.log(
  `render audio frames start=${firstTimestamp} end=${lastTimestamp} duration=${
  lastTimestamp - firstTimestamp
  } count=${frames.length}`
  );
  }
+ // For reverse playback, first put the frames back in their original order,
+ // so we can reverse the individual samples later.
+ if (direction === Direction.BACKWARD) {
+ frames.reverse();
+ }
  // Create an AudioBuffer containing all frame data
  const { numberOfChannels, sampleRate } = frames[0];
  const audioBuffer = new AudioBuffer({