diff options
Diffstat (limited to 'source/blender/sequencer/intern/strip_time.c')
| -rw-r--r-- | source/blender/sequencer/intern/strip_time.c | 112 |
1 files changed, 98 insertions, 14 deletions
diff --git a/source/blender/sequencer/intern/strip_time.c b/source/blender/sequencer/intern/strip_time.c index a0ae6d6f16d..c495ad6d8f1 100644 --- a/source/blender/sequencer/intern/strip_time.c +++ b/source/blender/sequencer/intern/strip_time.c @@ -36,7 +36,9 @@ #include "IMB_imbuf.h" +#include "SEQ_render.h" #include "SEQ_sequencer.h" +#include "SEQ_time.h" #include "strip_time.h" #include "utils.h" @@ -142,7 +144,7 @@ void seq_update_sound_bounds_recursive(Scene *scene, Sequence *metaseq) scene, metaseq, metaseq_start(metaseq), metaseq_end(metaseq)); } -void BKE_sequence_calc_disp(Scene *scene, Sequence *seq) +void SEQ_time_update_sequence_bounds(Scene *scene, Sequence *seq) { if (seq->startofs && seq->startstill) { seq->startstill = 0; @@ -159,7 +161,7 @@ void BKE_sequence_calc_disp(Scene *scene, Sequence *seq) } } -void BKE_sequence_calc(Scene *scene, Sequence *seq) +void SEQ_time_update_sequence(Scene *scene, Sequence *seq) { Sequence *seqm; int min, max; @@ -168,7 +170,7 @@ void BKE_sequence_calc(Scene *scene, Sequence *seq) seqm = seq->seqbase.first; while (seqm) { if (seqm->seqbase.first) { - BKE_sequence_calc(scene, seqm); + SEQ_time_update_sequence(scene, seqm); } seqm = seqm->next; } @@ -206,7 +208,7 @@ void BKE_sequence_calc(Scene *scene, Sequence *seq) seq->len = seq->enddisp - seq->startdisp; } else { - BKE_sequence_calc_disp(scene, seq); + SEQ_time_update_sequence_bounds(scene, seq); } } else { @@ -231,12 +233,12 @@ void BKE_sequence_calc(Scene *scene, Sequence *seq) } seq_update_sound_bounds_recursive(scene, seq); } - BKE_sequence_calc_disp(scene, seq); + SEQ_time_update_sequence_bounds(scene, seq); } } /** Comparison function suitable to be used with BLI_listbase_sort()... */ -int BKE_sequencer_cmp_time_startdisp(const void *a, const void *b) +int SEQ_time_cmp_time_startdisp(const void *a, const void *b) { const Sequence *seq_a = a; const Sequence *seq_b = b; @@ -244,14 +246,14 @@ int BKE_sequencer_cmp_time_startdisp(const void *a, const void *b) return (seq_a->startdisp > seq_b->startdisp); } -int BKE_sequencer_find_next_prev_edit(Scene *scene, - int timeline_frame, - const short side, - const bool do_skip_mute, - const bool do_center, - const bool do_unselected) +int SEQ_time_find_next_prev_edit(Scene *scene, + int timeline_frame, + const short side, + const bool do_skip_mute, + const bool do_center, + const bool do_unselected) { - Editing *ed = BKE_sequencer_editing_get(scene, false); + Editing *ed = SEQ_editing_get(scene, false); Sequence *seq; int dist, best_dist, best_frame = timeline_frame; @@ -319,7 +321,7 @@ int BKE_sequencer_find_next_prev_edit(Scene *scene, return best_frame; } -float BKE_sequence_get_fps(Scene *scene, Sequence *seq) +float SEQ_time_sequence_get_fps(Scene *scene, Sequence *seq) { switch (seq->type) { case SEQ_TYPE_MOVIE: { @@ -351,3 +353,85 @@ float BKE_sequence_get_fps(Scene *scene, Sequence *seq) } return 0.0f; } + +/** + * Define boundary rectangle of sequencer timeline and fill in rect data + * + * \param scene: Scene in which strips are located + * \param seqbase: ListBase in which strips are located + * \param rect: data structure describing rectangle, that will be filled in by this function + */ +void SEQ_timeline_boundbox(const Scene *scene, const ListBase *seqbase, rctf *rect) +{ + rect->xmin = scene->r.sfra; + rect->xmax = scene->r.efra + 1; + rect->ymin = 0.0f; + rect->ymax = 8.0f; + + if (seqbase == NULL) { + return; + } + + LISTBASE_FOREACH (Sequence *, seq, seqbase) { + if (rect->xmin > seq->startdisp - 1) { + rect->xmin = seq->startdisp - 1; + } + if (rect->xmax < seq->enddisp + 1) { + rect->xmax = seq->enddisp + 1; + } + if (rect->ymax < seq->machine + 2) { + rect->ymax = seq->machine + 2; + } + } +} + +/** + * Find first gap between strips after initial_frame and describe it by filling data of r_gap_info + * + * \param scene: Scene in which strips are located + * \param seqbase: ListBase in which strips are located + * \param initial_frame: frame on timeline from where gaps are searched for + * \param r_gap_info: data structure describing gap, that will be filled in by this function + */ +void seq_time_gap_info_get(const Scene *scene, + ListBase *seqbase, + const int initial_frame, + GapInfo *r_gap_info) +{ + rctf rectf; + /* Get first and last frame. */ + SEQ_timeline_boundbox(scene, seqbase, &rectf); + const int sfra = (int)rectf.xmin; + const int efra = (int)rectf.xmax; + int timeline_frame = initial_frame; + r_gap_info->gap_exists = false; + + if (SEQ_render_evaluate_frame(seqbase, initial_frame) == 0) { + /* Search backward for gap_start_frame. */ + for (; timeline_frame >= sfra; timeline_frame--) { + if (SEQ_render_evaluate_frame(seqbase, timeline_frame) != 0) { + break; + } + } + r_gap_info->gap_start_frame = timeline_frame + 1; + timeline_frame = initial_frame; + } + else { + /* Search forward for gap_start_frame. */ + for (; timeline_frame <= efra; timeline_frame++) { + if (SEQ_render_evaluate_frame(seqbase, timeline_frame) == 0) { + r_gap_info->gap_start_frame = timeline_frame; + break; + } + } + } + /* Search forward for gap_end_frame. */ + for (; timeline_frame <= efra; timeline_frame++) { + if (SEQ_render_evaluate_frame(seqbase, timeline_frame) != 0) { + const int gap_end_frame = timeline_frame; + r_gap_info->gap_length = gap_end_frame - r_gap_info->gap_start_frame; + r_gap_info->gap_exists = true; + break; + } + } +} |