audio: fixed reversing issue

2021-07-23 22:08:44 -07:00
parent cdc8df1dc5
commit 7c21cf2339
1 changed files with 4 additions and 2 deletions
@@ -114,10 +114,12 @@ qint64 AudioOutputDeviceProxy::ReverseAwareRead(char *data, qint64 maxlen)

  if (playback_speed_ < 0) {
    // If we're reversing, we'll seek back by maxlen bytes before we read
-    new_pos = device_->pos() - maxlen;
+    qint64 len_adjusted_by_channels = maxlen / params_.channel_count();
+
+    new_pos = device_->pos() - len_adjusted_by_channels;

    if (new_pos < 0) {
-      maxlen = device_->pos();
+      maxlen = device_->pos() * params_.channel_count();

      new_pos = 0;
    }