122 lines
2.9 KiB
C++
122 lines
2.9 KiB
C++
#include "clip.h"
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#include "project/effect.h"
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#include "effects/transition.h"
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#include "io/media.h"
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#include "playback/playback.h"
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#include "playback/cacher.h"
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#include <QDebug>
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extern "C" {
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#include <libavformat/avformat.h>
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}
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Clip::Clip() {
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reset();
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enabled = true;
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clip_in = 0;
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timeline_in = 0;
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timeline_out = 0;
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track = 0;
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undeletable = 0;
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texture = NULL;
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opening_transition = NULL;
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closing_transition = NULL;
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media = NULL;
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pkt = new AVPacket();
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}
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Clip* Clip::copy() {
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Clip* copy = new Clip();
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copy->enabled = enabled;
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copy->name = QString(name);
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copy->clip_in = clip_in;
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copy->timeline_in = timeline_in;
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copy->timeline_out = timeline_out;
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copy->track = track;
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copy->color_r = color_r;
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copy->color_g = color_g;
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copy->color_b = color_b;
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copy->sequence = sequence;
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copy->media = media;
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copy->media_stream = media_stream;
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for (int i=0;i<effects.size();i++) {
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copy->effects.append(effects.at(i)->copy(copy));
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}
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if (opening_transition != NULL) copy->opening_transition = opening_transition->copy();
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if (closing_transition != NULL) copy->closing_transition = closing_transition->copy();
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return copy;
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}
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void Clip::reset() {
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cache_size = false;
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audio_just_reset = false;
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cache_A.offset = false;
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cache_B.offset = false;
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open = false;
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finished_opening = false;
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pkt_written = false;
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cache_A.written = false;
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cache_B.written = false;
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cache_A.unread = false;
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cache_B.unread = false;
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reached_end = false;
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reset_audio = false;
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frame_sample_index = false;
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audio_buffer_write = false;
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need_new_audio_frame = false;
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texture_frame = -1;
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formatCtx = NULL;
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stream = NULL;
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codec = NULL;
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codecCtx = NULL;
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texture = NULL;
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cache_A.frames = NULL;
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cache_B.frames = NULL;
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}
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Clip::~Clip() {
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if (open) {
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close_clip(this);
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}
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// make sure clip has closed before clip is destroyed
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open_lock.lock();
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open_lock.unlock();
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if (opening_transition != NULL) delete opening_transition;
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if (closing_transition != NULL) delete closing_transition;
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for (int i=0;i<effects.size();i++) {
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delete effects.at(i);
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}
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av_packet_unref(pkt);
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delete pkt;
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}
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long Clip::get_timeline_in_with_transition() {
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if (opening_transition != NULL && opening_transition->link != NULL) {
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return timeline_in - opening_transition->link->length;
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} else {
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return timeline_in;
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}
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}
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long Clip::get_timeline_out_with_transition() {
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if (closing_transition != NULL && closing_transition->link != NULL) {
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return timeline_out + closing_transition->link->length;
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} else {
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return timeline_out;
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}
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}
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// timeline functions
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long Clip::getLength() {
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return timeline_out - timeline_in;
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}
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