diff options
Diffstat (limited to 'source/blender/editors/space_sequencer')
3 files changed, 347 insertions, 0 deletions
diff --git a/source/blender/editors/space_sequencer/sequencer_edit.c b/source/blender/editors/space_sequencer/sequencer_edit.c index 3a57aef17aa..7f802f4dafe 100644 --- a/source/blender/editors/space_sequencer/sequencer_edit.c +++ b/source/blender/editors/space_sequencer/sequencer_edit.c @@ -1231,6 +1231,349 @@ void SEQUENCER_OT_snap(struct wmOperatorType *ot) RNA_def_int(ot->srna, "frame", 0, INT_MIN, INT_MAX, "Frame", "Frame where selected strips will be snapped", INT_MIN, INT_MAX); } + +typedef struct TrimData { + int init_mouse[2]; + float init_mouseloc[2]; + TransSeq *ts; + Sequence **seq_array; + bool *trim; + int num_seq; + bool slow; + int slow_offset; /* offset at the point where offset was turned on */ +} TrimData; + +static void transseq_backup(TransSeq *ts, Sequence *seq) +{ + ts->start = seq->start; + ts->machine = seq->machine; + ts->startstill = seq->startstill; + ts->endstill = seq->endstill; + ts->startdisp = seq->startdisp; + ts->enddisp = seq->enddisp; + ts->startofs = seq->startofs; + ts->endofs = seq->endofs; + ts->anim_startofs = seq->anim_startofs; + ts->anim_endofs = seq->anim_endofs; + ts->len = seq->len; +} + + +static void transseq_restore(TransSeq *ts, Sequence *seq) +{ + seq->start = ts->start; + seq->machine = ts->machine; + seq->startstill = ts->startstill; + seq->endstill = ts->endstill; + seq->startdisp = ts->startdisp; + seq->enddisp = ts->enddisp; + seq->startofs = ts->startofs; + seq->endofs = ts->endofs; + seq->anim_startofs = ts->anim_startofs; + seq->anim_endofs = ts->anim_endofs; + seq->len = ts->len; +} + +static int trim_add_sequences_rec(ListBase *seqbasep, Sequence **seq_array, bool *trim, int offset, bool do_trim) { + Sequence *seq; + int num_items = 0; + + for (seq = seqbasep->first; seq; seq = seq->next) { + if ((((seq->type & SEQ_TYPE_EFFECT) == 0) || !do_trim) && (seq->flag & SELECT)) { + if (seq->type == SEQ_TYPE_META) { + /* trim the sub-sequences */ + num_items += trim_add_sequences_rec(&seq->seqbase, seq_array, trim, num_items + offset, false); + } + else { + seq_array[offset + num_items] = seq; + trim[offset + num_items] = do_trim; + num_items++; + } + } + } + + return num_items; +} + +static int trim_count_sequences_rec(ListBase *seqbasep, bool first_level) { + Sequence *seq; + int trimmed_sequences = 0; + + for (seq = seqbasep->first; seq; seq = seq->next) { + if ((((seq->type & SEQ_TYPE_EFFECT) == 0) || !first_level) && (seq->flag & SELECT)) { + if (seq->type == SEQ_TYPE_META) { + /* trim the sub-sequences */ + trimmed_sequences += trim_count_sequences_rec(&seq->seqbase, false); + } + else { + trimmed_sequences++; + } + } + } + + return trimmed_sequences; +} + +static int sequencer_trim_invoke(bContext *C, wmOperator *op, const wmEvent *event) +{ + TrimData *data; + Scene *scene = CTX_data_scene(C); + Editing *ed = BKE_sequencer_editing_get(scene, false); + float mouseloc[2]; + int num_seq, i; + View2D *v2d = UI_view2d_fromcontext(C); + + /* first recursively cound the trimmed elements */ + num_seq = trim_count_sequences_rec(ed->seqbasep, true); + + if (num_seq == 0) + return OPERATOR_CANCELLED; + + data = op->customdata = MEM_mallocN(sizeof(TrimData), "trimdata"); + data->ts = MEM_mallocN(num_seq * sizeof(TransSeq), "trimdata_transform"); + data->seq_array = MEM_mallocN(num_seq * sizeof(Sequence *), "trimdata_sequences"); + data->trim = MEM_mallocN(num_seq * sizeof(bool), "trimdata_trim"); + data->num_seq = num_seq; + + trim_add_sequences_rec(ed->seqbasep, data->seq_array, data->trim, 0, true); + + for (i = 0; i < num_seq; i++) { + transseq_backup(data->ts + i, data->seq_array[i]); + } + + UI_view2d_region_to_view(v2d, event->mval[0], event->mval[1], &mouseloc[0], &mouseloc[1]); + + copy_v2_v2_int(data->init_mouse, event->mval); + copy_v2_v2(data->init_mouseloc, mouseloc); + + data->slow = false; + + WM_event_add_modal_handler(C, op); + + return OPERATOR_RUNNING_MODAL; +} + +static bool sequencer_trim_recursively(Scene *scene, TrimData *data, int offset) +{ + + /* only data types supported for now */ + if (offset != 0) { + Editing *ed = BKE_sequencer_editing_get(scene, false); + int i; + + for (i = 0; i < data->num_seq; i++) { + Sequence *seq = data->seq_array[i]; + int endframe; + /* we have the offset, do the terrible math */ + + /* first, do the offset */ + seq->start = data->ts[i].start + offset; + + if (data->trim[i]) { + /* find the endframe */ + endframe = seq->start + seq->len; + + /* now compute the terrible offsets */ + if (endframe > seq->enddisp) { + seq->endstill = 0; + seq->endofs = endframe - seq->enddisp; + } + else if (endframe <= seq->enddisp) { + seq->endstill = seq->enddisp - endframe; + seq->endofs = 0; + } + + if (seq->start > seq->startdisp) { + seq->startstill = seq->start - seq->startdisp; + seq->startofs = 0; + } + else if (seq->start <= seq->startdisp) { + seq->startstill = 0; + seq->startofs = seq->startdisp - seq->start; + } + } + else { + /* if no real trim, don't change the data, rather transform the strips themselves */ + seq->startdisp = data->ts[i].startdisp + offset; + seq->enddisp = data->ts[i].enddisp + offset; + } + + BKE_sequence_reload_new_file(scene, seq, false); + BKE_sequence_calc(scene, seq); + } + BKE_sequencer_free_imbuf(scene, &ed->seqbase, false); + + return true; + } + + return false; +} + +static int sequencer_trim_exec(bContext *C, wmOperator *op) +{ + TrimData *data; + Scene *scene = CTX_data_scene(C); + Editing *ed = BKE_sequencer_editing_get(scene, false); + int num_seq, i; + int offset = RNA_int_get(op->ptr, "offset"); + bool success = false; + + /* first recursively cound the trimmed elements */ + num_seq = trim_count_sequences_rec(ed->seqbasep, true); + + if (num_seq == 0) + return OPERATOR_CANCELLED; + + data = op->customdata = MEM_mallocN(sizeof(TrimData), "trimdata"); + data->ts = MEM_mallocN(num_seq * sizeof(TransSeq), "trimdata_transform"); + data->seq_array = MEM_mallocN(num_seq * sizeof(Sequence *), "trimdata_sequences"); + data->trim = MEM_mallocN(num_seq * sizeof(bool), "trimdata_trim"); + data->num_seq = num_seq; + + trim_add_sequences_rec(ed->seqbasep, data->seq_array, data->trim, 0, true); + + for (i = 0; i < num_seq; i++) { + transseq_backup(data->ts + i, data->seq_array[i]); + } + + success = sequencer_trim_recursively(scene, data, offset); + + MEM_freeN(data->seq_array); + MEM_freeN(data->trim); + MEM_freeN(data->ts); + MEM_freeN(data); + + if (success) return OPERATOR_FINISHED; + else return OPERATOR_CANCELLED; +} + +static int sequencer_trim_modal(bContext *C, wmOperator *op, const wmEvent *event) +{ + Scene *scene = CTX_data_scene(C); + TrimData *data = (TrimData *)op->customdata; + ScrArea *sa = CTX_wm_area(C); + + switch (event->type) { + case MOUSEMOVE: + { + float mouseloc[2]; + int offset; + int mouse_x; + View2D *v2d = UI_view2d_fromcontext(C); + + if (data->slow) { + mouse_x = event->mval[0] - data->slow_offset; + mouse_x *= 0.1f; + mouse_x += data->slow_offset; + } + else { + mouse_x = event->mval[0]; + } + + + /* choose the side based on which side of the playhead the mouse is on */ + UI_view2d_region_to_view(v2d, mouse_x, 0, &mouseloc[0], &mouseloc[1]); + offset = mouseloc[0] - data->init_mouseloc[0]; + + RNA_int_set(op->ptr, "offset", offset); + + if (sa) { +#define HEADER_LENGTH 40 + char msg[HEADER_LENGTH]; + BLI_snprintf(msg, HEADER_LENGTH, "Trim offset: %d", offset); +#undef HEADER_LENGTH + ED_area_headerprint(sa, msg); + } + + if (sequencer_trim_recursively(scene, data, offset)) { + WM_event_add_notifier(C, NC_SCENE | ND_SEQUENCER, scene); + } + break; + } + + case LEFTMOUSE: + { + MEM_freeN(data->seq_array); + MEM_freeN(data->trim); + MEM_freeN(data->ts); + MEM_freeN(data); + op->customdata = NULL; + if (sa) { + ED_area_headerprint(sa, NULL); + } + WM_event_add_notifier(C, NC_SCENE | ND_SEQUENCER, scene); + return OPERATOR_FINISHED; + } + case RIGHTMOUSE: + { + int i; + Editing *ed = BKE_sequencer_editing_get(scene, false); + + for (i = 0; i < data->num_seq; i++) { + transseq_restore(data->ts + i, data->seq_array[i]); + } + + for (i = 0; i < data->num_seq; i++) { + Sequence *seq = data->seq_array[i]; + BKE_sequence_reload_new_file(scene, seq, false); + BKE_sequence_calc(scene, seq); + } + + MEM_freeN(data->seq_array); + MEM_freeN(data->ts); + MEM_freeN(data->trim); + MEM_freeN(data); + op->customdata = NULL; + + WM_event_add_notifier(C, NC_SCENE | ND_SEQUENCER, scene); + + BKE_sequencer_free_imbuf(scene, &ed->seqbase, false); + + if (sa) { + ED_area_headerprint(sa, NULL); + } + + return OPERATOR_CANCELLED; + } + + case RIGHTSHIFTKEY: + case LEFTSHIFTKEY: + if (event->val == KM_PRESS) { + data->slow = true; + data->slow_offset = event->mval[0]; + } + else if (event->val == KM_RELEASE) { + data->slow = false; + } + break; + + default: + break; + } + + return OPERATOR_RUNNING_MODAL; +} + +void SEQUENCER_OT_trim(struct wmOperatorType *ot) +{ + /* identifiers */ + ot->name = "Trim Strips"; + ot->idname = "SEQUENCER_OT_trim"; + ot->description = "Trim the contents of the active strip"; + + /* api callbacks */ + ot->invoke = sequencer_trim_invoke; + ot->modal = sequencer_trim_modal; + ot->exec = sequencer_trim_exec; + ot->poll = sequencer_edit_poll; + + /* flags */ + ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO; + + RNA_def_int(ot->srna, "offset", 0, INT32_MIN, INT32_MAX, "Offset", "offset to the data of the strip", INT32_MIN, INT32_MAX); +} + + /* mute operator */ static int sequencer_mute_exec(bContext *C, wmOperator *op) { diff --git a/source/blender/editors/space_sequencer/sequencer_intern.h b/source/blender/editors/space_sequencer/sequencer_intern.h index df266b0f546..4fada72d0d9 100644 --- a/source/blender/editors/space_sequencer/sequencer_intern.h +++ b/source/blender/editors/space_sequencer/sequencer_intern.h @@ -84,6 +84,7 @@ struct wmOperatorType; struct wmKeyConfig; void SEQUENCER_OT_cut(struct wmOperatorType *ot); +void SEQUENCER_OT_trim(struct wmOperatorType *ot); void SEQUENCER_OT_mute(struct wmOperatorType *ot); void SEQUENCER_OT_unmute(struct wmOperatorType *ot); void SEQUENCER_OT_lock(struct wmOperatorType *ot); diff --git a/source/blender/editors/space_sequencer/sequencer_ops.c b/source/blender/editors/space_sequencer/sequencer_ops.c index c5e47c3aa3e..dff8f69509e 100644 --- a/source/blender/editors/space_sequencer/sequencer_ops.c +++ b/source/blender/editors/space_sequencer/sequencer_ops.c @@ -50,6 +50,7 @@ void sequencer_operatortypes(void) { /* sequencer_edit.c */ WM_operatortype_append(SEQUENCER_OT_cut); + WM_operatortype_append(SEQUENCER_OT_trim); WM_operatortype_append(SEQUENCER_OT_mute); WM_operatortype_append(SEQUENCER_OT_unmute); WM_operatortype_append(SEQUENCER_OT_lock); @@ -316,6 +317,8 @@ void sequencer_keymap(wmKeyConfig *keyconf) WM_keymap_add_menu(keymap, "SEQUENCER_MT_change", CKEY, KM_PRESS, 0, 0); + WM_keymap_add_item(keymap, "SEQUENCER_OT_trim", TKEY, KM_PRESS, 0, 0); + kmi = WM_keymap_add_item(keymap, "WM_OT_context_set_int", OKEY, KM_PRESS, 0, 0); RNA_string_set(kmi->ptr, "data_path", "scene.sequence_editor.overlay_frame"); RNA_int_set(kmi->ptr, "value", 0); |