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

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/***
Olive - Non-Linear Video Editor
Copyright (C) 2022 Olive Team
Modifications Copyright (C) 2025 mikesolar
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/>.
***/
#ifndef RENDERPROCESSOR_H
#define RENDERPROCESSOR_H
#include "node/block/clip/clip.h"
#include <memory>
#include "node/traverser.h"
#include "render/renderer.h"
#include "rendercache.h"
#include "renderticket.h"
namespace olive
{
namespace plugin
{
class PluginRenderer;
}
class RenderProcessor : public NodeTraverser {
public:
virtual NodeValueDatabase GenerateDatabase(const Node *node,
const TimeRange &range) override;
static void Process(RenderTicketPtr ticket, Renderer *render_ctx,
DecoderCache *decoder_cache, ShaderCache *shader_cache);
struct RenderedWaveform {
const ClipBlock *block;
AudioVisualWaveform waveform;
TimeRange range;
bool silence;
};
protected:
virtual void ProcessVideoFootage(TexturePtr destination,
const FootageJob *stream,
const rational &input_time) override;
virtual void ProcessAudioFootage(SampleBuffer &destination,
const FootageJob *stream,
const TimeRange &input_time) override;
virtual void ProcessShader(TexturePtr destination, const Node *node,
const ShaderJob *job) override;
virtual void ProcessSamples(SampleBuffer &destination, const Node *node,
const TimeRange &range,
const SampleJob &job) override;
virtual void ProcessColorTransform(TexturePtr destination, const Node *node,
const ColorTransformJob *job) override;
virtual void ProcessFrameGeneration(TexturePtr destination,
const Node *node,
const GenerateJob *job) override;
virtual TexturePtr ProcessPluginJob(TexturePtr texture,
TexturePtr destination,
const Node *node) override;
virtual TexturePtr ProcessVideoCacheJob(const CacheJob *val) override;
virtual TexturePtr CreateTexture(const VideoParams &p) override;
virtual SampleBuffer CreateSampleBuffer(const AudioParams &params,
int sample_count) override
{
return SampleBuffer(params, sample_count);
}
virtual void ConvertToReferenceSpace(TexturePtr destination,
TexturePtr source,
const QString &input_cs) override;
virtual bool UseCache() const override;
private:
RenderProcessor(RenderTicketPtr ticket, Renderer *render_ctx,
DecoderCache *decoder_cache, ShaderCache *shader_cache);
TexturePtr GenerateTexture(const rational &time,
const rational &frame_length);
FramePtr GenerateFrame(TexturePtr texture, const rational &time);
void Run();
DecoderPtr ResolveDecoderFromInput(const QString &decoder_id,
const Decoder::CodecStream &stream);
RenderTicketPtr ticket_;
Renderer *render_ctx_;
std::unique_ptr<olive::plugin::PluginRenderer> plugin_renderer_;
DecoderCache *decoder_cache_;
ShaderCache *shader_cache_;
};
}
Q_DECLARE_METATYPE(olive::RenderProcessor::RenderedWaveform)
#endif // RENDERPROCESSOR_H