86 lines
1.7 KiB
C++
86 lines
1.7 KiB
C++
#include "clip.h"
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#include "project/effect.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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init();
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}
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Clip::Clip(const Clip &c) {
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init();
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copy(c);
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}
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Clip& Clip::operator= (const Clip& c) {
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init();
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copy(c);
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return *this;
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}
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void Clip::copy(const Clip& c) {
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name = c.name;
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clip_in = c.clip_in;
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timeline_in = c.timeline_in;
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timeline_out = c.timeline_out;
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track = c.track;
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color_r = c.color_r;
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color_g = c.color_g;
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color_b = c.color_b;
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sequence = c.sequence;
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media = c.media;
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media_stream = c.media_stream;
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for (int i=0;i<c.effects.size();i++) {
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effects.append(c.effects.at(i)->copy());
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}
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}
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void Clip::init() {
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reset();
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clip_in = timeline_in = timeline_out = track = undeletable = 0;
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texture = NULL;
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pkt = new AVPacket();
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}
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void Clip::reset() {
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cache_size = cache_A.offset = cache_B.offset = open = pkt_written = cache_A.written = cache_B.written = cache_A.unread = cache_B.unread = reached_end = reset_audio = frame_sample_index = audio_buffer_write = 0;
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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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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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// 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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