- // If there's nothing to interpolate between, or if interpolation is turned off,
- // or we're a preview, then just display the frame.
- if (frame_lower.pts == frame_upper.pts || global_flags.interpolation_quality == 0 || video_stream == nullptr) {
- display_single_frame(primary_stream_idx, frame_lower, secondary_stream_idx,
- secondary_frame, fade_alpha, next_frame_start, /*snapped=*/false,
- subtitle);
- continue;
- }
-