}
}
+namespace {
+
+double calc_progress(const Clip &clip, int64_t pts)
+{
+ return double(pts - clip.pts_in) / (clip.pts_out - clip.pts_in);
+}
+
+} // namespace
+
void Player::play_playlist_once()
{
vector<Clip> clip_list;
if (progress_callback != nullptr) {
// NOTE: None of this will take into account any snapping done below.
- double played_this_clip = double(in_pts_for_progress - clip.pts_in) / TIMEBASE / clip.speed;
- double total_length = double(clip.pts_out - clip.pts_in) / TIMEBASE / clip.speed;
- map<size_t, double> progress{{ clip_idx, played_this_clip / total_length }};
-
+ map<size_t, double> progress{{ clip_idx, calc_progress(clip, in_pts_for_progress) }};
if (next_clip != nullptr && time_left_this_clip <= next_clip_fade_time) {
- double played_next_clip = double(in_pts_secondary_for_progress - next_clip->pts_in) / TIMEBASE / next_clip->speed;
- double total_next_length = double(next_clip->pts_out - next_clip->pts_in) / TIMEBASE / next_clip->speed;
- progress[clip_idx + 1] = played_next_clip / total_next_length;
+ progress[clip_idx + 1] = calc_progress(*next_clip, in_pts_secondary_for_progress);
}
progress_callback(progress);
}
}
}
- if (frame_lower.pts == frame_upper.pts || global_flags.interpolation_quality == 0) {
+ // 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);
continue;
}
double alpha = double(in_pts - frame_lower.pts) / (frame_upper.pts - frame_lower.pts);
-
- if (video_stream == nullptr) {
- // Previews don't do any interpolation.
- assert(secondary_stream_idx == -1);
+ auto display_func = [this](shared_ptr<Frame> frame) {
if (destination != nullptr) {
- destination->setFrame(primary_stream_idx, frame_lower);
+ destination->setFrame(frame);
}
- last_pts_played = frame_lower.pts;
+ };
+ if (secondary_stream_idx == -1) {
+ ++metric_interpolated_frame;
} else {
- auto display_func = [this](shared_ptr<Frame> frame) {
- if (destination != nullptr) {
- destination->setFrame(frame);
- }
- };
- if (secondary_stream_idx == -1) {
- ++metric_interpolated_frame;
- } else {
- ++metric_interpolated_faded_frame;
- }
- video_stream->schedule_interpolated_frame(
- next_frame_start, pts, display_func, QueueSpotHolder(this),
- frame_lower, frame_upper, alpha,
- secondary_frame, fade_alpha);
- last_pts_played = in_pts; // Not really needed; only previews use last_pts_played.
+ ++metric_interpolated_faded_frame;
}
+ video_stream->schedule_interpolated_frame(
+ next_frame_start, pts, display_func, QueueSpotHolder(this),
+ frame_lower, frame_upper, alpha,
+ secondary_frame, fade_alpha);
+ last_pts_played = in_pts; // Not really needed; only previews use last_pts_played.
}
// The clip ended.
display_func();
} else {
if (secondary_stream_idx == -1) {
+ // NOTE: We could be increasing unused metrics for previews, but that's harmless.
if (snapped) {
++metric_original_snapped_frame;
} else {
primary_frame);
} else {
assert(secondary_frame.pts != -1);
+ // NOTE: We could be increasing unused metrics for previews, but that's harmless.
if (snapped) {
++metric_faded_snapped_frame;
} else {