88 lines
2.0 KiB
C++
88 lines
2.0 KiB
C++
#include "sequence.h"
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#include "project/clip.h"
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#include "effects/transition.h"
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#include <QDebug>
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Sequence::Sequence() {}
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Sequence::~Sequence() {
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// dealloc all clips
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for (int i=0;i<clips.size();i++) {
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delete clips.at(i);
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}
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}
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Sequence* Sequence::copy() {
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Sequence* s = new Sequence();
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s->name = name + " (copy)";
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s->width = width;
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s->height = height;
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s->frame_rate = frame_rate;
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s->audio_frequency = audio_frequency;
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s->audio_layout = audio_layout;
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for (int i=0;i<clip_count();i++) {
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Clip* c = get_clip(i);
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if (c != NULL) {
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Clip* copy = c->copy();
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copy->linked = c->linked;
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s->add_clip(copy);
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}
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}
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return s;
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}
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int Sequence::add_clip(Clip* c) {
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clips.append(c);
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return clip_count() - 1;
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}
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int Sequence::clip_count() {
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return clips.size();
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}
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Clip* Sequence::get_clip(int i) {
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return clips.at(i);
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}
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void Sequence::replace_clip(int i, Clip* c) {
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clips[i] = c;
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}
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long Sequence::getEndFrame() {
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long end = 0;
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for (int j=0;j<clip_count();j++) {
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Clip* c = get_clip(j);
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if (c != NULL && c->timeline_out > end) {
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end = c->timeline_out;
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}
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}
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return end;
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}
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void Sequence::destroy_clip(int i, bool del) {
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if (del) delete clips.at(i);
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clips.removeAt(i);
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}
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void Sequence::get_track_limits(int* video_tracks, int* audio_tracks) {
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int vt = 0;
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int at = 0;
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for (int j=0;j<clip_count();j++) {
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Clip* c = get_clip(j);
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if (c != NULL) {
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if (c->track < 0 && c->track < vt) { // video clip
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vt = c->track;
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} else if (c->track > at) {
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at = c->track;
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}
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}
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}
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if (video_tracks != NULL) *video_tracks = vt;
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if (audio_tracks != NULL) *audio_tracks = at;
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}
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// static variable for the currently active sequence
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Sequence* sequence = NULL;
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