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Tracking: Cleanup and some comments

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This commit is contained in:
Sergey Sharybin
2017-08-14 10:23:29 +02:00
parent 51643056b0
commit 87e05c152a
1 changed files with 52 additions and 55 deletions
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107
source/blender/blenkernel/intern/tracking_auto.c
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@@ -381,7 +381,7 @@ AutoTrackContext *BKE_autotrack_context_new(MovieClip *clip,
bool BKE_autotrack_context_step(AutoTrackContext *context)
{
int frame_delta = context->backwards ? -1 : 1;
const int frame_delta = context->backwards ? -1 : 1;
bool ok = false;
int track;
@@ -395,67 +395,64 @@ bool BKE_autotrack_context_step(AutoTrackContext *context)
libmv_reference_marker,
libmv_tracked_marker;
libmv_TrackRegionResult libmv_result;
int frame = BKE_movieclip_remap_scene_to_clip_frame(
context->clips[options->clip_index],
context->user.framenr);
bool has_marker;
const int frame = BKE_movieclip_remap_scene_to_clip_frame(
context->clips[options->clip_index],
context->user.framenr);
BLI_spin_lock(&context->spin_lock);
has_marker = libmv_autoTrackGetMarker(context->autotrack,
options->clip_index,
frame,
options->track_index,
&libmv_current_marker);
const bool has_marker = libmv_autoTrackGetMarker(context->autotrack,
options->clip_index,
frame,
options->track_index,
&libmv_current_marker);
BLI_spin_unlock(&context->spin_lock);
if (has_marker) {
if (!tracking_check_marker_margin(&libmv_current_marker,
options->track->margin,
context->frame_width,
context->frame_height))
{
continue;
}
libmv_tracked_marker = libmv_current_marker;
libmv_tracked_marker.frame = frame + frame_delta;
if (options->use_keyframe_match) {
libmv_tracked_marker.reference_frame =
libmv_current_marker.reference_frame;
libmv_autoTrackGetMarker(context->autotrack,
options->clip_index,
libmv_tracked_marker.reference_frame,
options->track_index,
&libmv_reference_marker);
}
else {
libmv_tracked_marker.reference_frame = frame;
libmv_reference_marker = libmv_current_marker;
}
if (libmv_autoTrackMarker(context->autotrack,
&options->track_region_options,
&libmv_tracked_marker,
&libmv_result))
{
BLI_spin_lock(&context->spin_lock);
libmv_autoTrackAddMarker(context->autotrack,
&libmv_tracked_marker);
BLI_spin_unlock(&context->spin_lock);
}
else {
options->is_failed = true;
options->failed_frame = frame + frame_delta;
}
ok = true;
/* Check whether we've got marker to sync with. */
if (!has_marker) {
continue;
}
/* Check whether marker is going outside of allowed frame margin. */
if (!tracking_check_marker_margin(&libmv_current_marker,
options->track->margin,
context->frame_width,
context->frame_height))
{
continue;
}
libmv_tracked_marker = libmv_current_marker;
libmv_tracked_marker.frame = frame + frame_delta;
/* Update reference frame. */
if (options->use_keyframe_match) {
libmv_tracked_marker.reference_frame =
libmv_current_marker.reference_frame;
libmv_autoTrackGetMarker(context->autotrack,
options->clip_index,
libmv_tracked_marker.reference_frame,
options->track_index,
&libmv_reference_marker);
}
else {
libmv_tracked_marker.reference_frame = frame;
libmv_reference_marker = libmv_current_marker;
}
/* Perform actual tracking. */
if (libmv_autoTrackMarker(context->autotrack,
&options->track_region_options,
&libmv_tracked_marker,
&libmv_result))
{
BLI_spin_lock(&context->spin_lock);
libmv_autoTrackAddMarker(context->autotrack, &libmv_tracked_marker);
BLI_spin_unlock(&context->spin_lock);
}
else {
options->is_failed = true;
options->failed_frame = frame + frame_delta;
}
ok = true;
}
/* Advance the frame. */
BLI_spin_lock(&context->spin_lock);
context->user.framenr += frame_delta;
BLI_spin_unlock(&context->spin_lock);
return ok;
}