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oak-editor/app/pluginSupport/OliveClip.h
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2026-07-13 15:30:43 +08:00

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/*
* Oak Video Editor - Non-Linear Video Editor
* Copyright (C) 2025 Olive CE Team
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
//
// Created by mikesolar on 25-10-1.
//
#ifndef OLIVECLIP_H
#define OLIVECLIP_H
#include "image.h"
#include "ofxCore.h"
#include "ofxhClip.h"
#include "render/texture.h"
#include "render/videoparams.h"
#include <QMap>
#include <memory>
namespace olive
{
namespace plugin
{
class OliveClipInstance : public OFX::Host::ImageEffect::ClipInstance {
public:
OliveClipInstance(OFX::Host::ImageEffect::Instance *effectInstance,
OFX::Host::ImageEffect::ClipDescriptor &desc,
VideoParams &params)
: ClipInstance(effectInstance, desc)
, params_(params)
, defaultRegionOfDefinitions_{ 0, 0, 0, 0 }
, name_(desc.getName())
{
}
OFX::Host::ImageEffect::Image *getOutputImage(OfxTime time);
const std::string &getUnmappedBitDepth() const override;
const std::string &getUnmappedComponents() const override;
const std::string &getPremult() const override;
double getAspectRatio() const override;
double getFrameRate() const override;
void getFrameRange(double &startFrame, double &endFrame) const override;
const std::string &getFieldOrder() const override;
bool getConnected() const override;
double getUnmappedFrameRate() const override;
void getUnmappedFrameRange(double &startFrame,
double &endFrame) const override;
bool getContinuousSamples() const override;
OFX::Host::ImageEffect::Image *
getImage(OfxTime time, const OfxRectD *optionalBounds) override;
OfxRectD getRegionOfDefinition(OfxTime time) const override;
void setRegionOfDefinition(OfxRectD regionOfDefinition, OfxTime time);
void setDefaultRegionOfDefinition(OfxRectD regionOfDefinition);
void setParams(const VideoParams &params);
#ifdef OFX_SUPPORTS_OPENGLRENDER
OFX::Host::ImageEffect::Texture *
loadTexture(OfxTime time, const char *format,
const OfxRectD *optionalBounds) override;
#endif
void setInputTexture(TexturePtr texture, OfxTime time,
bool readback_cpu = true);
void setOutputTexture(TexturePtr texture, OfxTime time);
// Get the plugin-preferred VideoParams based on base class _pixelDepth/_components
VideoParams getPluginPreferredParams() const;
// Prune old entries from the images_ cache to prevent unbounded growth.
// Output clip images are not pruned (they are typically single-frame).
void pruneImagesCache();
static constexpr int kMaxInputImageCache = 8;
private:
VideoParams params_;
QMap<OfxTime, OfxRectD> regionOfDefinitions_;
OfxRectD defaultRegionOfDefinitions_;
std::string name_;
QMap<OfxTime, Image *> images_;
#ifdef OFX_SUPPORTS_OPENGLRENDER
QMap<OfxTime, TexturePtr> input_textures_;
QMap<OfxTime, TexturePtr> output_textures_;
#endif
};
}
}
#endif //OLIVECLIP_H