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/*
* 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 2
* 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, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright 2011, Blender Foundation.
*/
#pragma once
#include "COM_ConstantOperation.h"
#include "COM_NodeOperation.h"
#include "DNA_movieclip_types.h"
namespace blender::compositor {
typedef enum MovieClipAttribute {
MCA_SCALE,
MCA_X,
MCA_Y,
MCA_ANGLE,
} MovieClipAttribute;
/**
* this program converts an input color to an output value.
* it assumes we are in sRGB color space.
*/
class MovieClipAttributeOperation : public ConstantOperation {
private:
MovieClip *clip_;
float value_;
int framenumber_;
bool invert_;
MovieClipAttribute attribute_;
bool is_value_calculated_;
NodeOperationInput *stabilization_resolution_socket_;
public:
/**
* Default constructor
*/
MovieClipAttributeOperation();
void initExecution() override;
/**
* The inner loop of this operation.
*/
void executePixelSampled(float output[4], float x, float y, PixelSampler sampler) override;
void determine_canvas(const rcti &preferred_area, rcti &r_area) override;
const float *get_constant_elem() override;
void setMovieClip(MovieClip *clip)
{
clip_ = clip;
}
void setFramenumber(int framenumber)
{
framenumber_ = framenumber;
}
void setAttribute(MovieClipAttribute attribute)
{
attribute_ = attribute;
}
void setInvert(bool invert)
{
invert_ = invert;
}
/**
* Set an operation socket which input will be used to get the resolution for stabilization.
*/
void set_socket_input_resolution_for_stabilization(NodeOperationInput *input_socket)
{
stabilization_resolution_socket_ = input_socket;
}
private:
void calc_value();
};
} // namespace blender::compositor
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