157 lines
3.7 KiB
C++
157 lines
3.7 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef CLIP_H
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#define CLIP_H
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#include <QWaitCondition>
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#include <QMutex>
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#include <QVector>
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#include <QOpenGLFramebufferObject>
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#include <QOpenGLTexture>
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#include "playback/cacher.h"
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#include "project/effect.h"
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#include "project/transition.h"
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#include "project/comboaction.h"
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#include "project/media.h"
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#include "footage.h"
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#include "marker.h"
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extern "C" {
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#include <libavformat/avformat.h>
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#include <libavfilter/avfilter.h>
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}
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using ClipPtr = std::shared_ptr<Clip>;
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class Sequence;
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using SequencePtr = std::shared_ptr<Sequence>;
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class Clip {
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public:
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Clip(SequencePtr s);
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~Clip();
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ClipPtr copy(SequencePtr s);
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void reset_audio();
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void reset();
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void refresh();
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long get_clip_in_with_transition();
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long get_timeline_in_with_transition();
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long get_timeline_out_with_transition();
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long getLength();
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double getMediaFrameRate();
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long getMaximumLength();
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void recalculateMaxLength();
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int getWidth();
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int getHeight();
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void refactor_frame_rate(ComboAction* ca, double multiplier, bool change_timeline_points);
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SequencePtr sequence;
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// queue functions
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void queue_clear();
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void queue_remove_earliest();
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// timeline variables (should be copied in copy())
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bool enabled;
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long clip_in;
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long timeline_in;
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long timeline_out;
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int track;
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QString name;
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quint8 color_r;
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quint8 color_g;
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quint8 color_b;
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Media* media;
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int media_stream;
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double speed;
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double cached_fr;
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bool reverse;
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bool maintain_audio_pitch;
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bool autoscale;
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// markers
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QVector<Marker>& get_markers();
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// other variables (should be deep copied/duplicated in copy())
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QList<EffectPtr> effects;
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QVector<int> linked;
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TransitionPtr opening_transition;
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TransitionPtr closing_transition;
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// media handling
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AVFormatContext* formatCtx;
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AVStream* stream;
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AVCodec* codec;
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AVCodecContext* codecCtx;
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AVPacket* pkt;
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AVFrame* frame;
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AVDictionary* opts;
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long calculated_length;
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// temporary variables
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int load_id;
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bool undeletable;
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bool reached_end;
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bool pkt_written;
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bool open;
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bool finished_opening;
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bool replaced;
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bool ignore_reverse;
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int pix_fmt;
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// caching functions
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bool use_existing_frame;
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bool multithreaded;
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Cacher* cacher;
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QWaitCondition can_cache;
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int max_queue_size;
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QVector<AVFrame*> queue;
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QMutex queue_lock;
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QMutex render_lock;
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QMutex lock;
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QMutex open_lock;
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int64_t last_invalid_ts;
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// converters/filters
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AVFilterGraph* filter_graph;
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AVFilterContext* buffersink_ctx;
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AVFilterContext* buffersrc_ctx;
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// video playback variables
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QOpenGLFramebufferObject** fbo;
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QOpenGLTexture* texture;
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long texture_frame;
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// audio playback variables
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int64_t reverse_target;
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int frame_sample_index;
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qint64 audio_buffer_write;
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bool audio_reset;
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bool audio_just_reset;
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long audio_target_frame;
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private:
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QVector<Marker> markers;
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};
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#endif // CLIP_H
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