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mlt_flip_effect.h
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mlt_flip_effect.h
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/*
* mlt_flip_effect.h
* Copyright (C) 2013 Dan Dennedy <dan@dennedy.org>
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef MLT_FLIP_EFFECT_H
#define MLT_FLIP_EFFECT_H
namespace Mlt
{
class VerticalFlip : public Effect {
public:
VerticalFlip() {}
virtual std::string effect_type_id() const { return "MltVerticalFlip"; }
std::string output_fragment_shader() {
return "vec4 FUNCNAME(vec2 tc) { tc.y = 1.0 - tc.y; return INPUT(tc); }\n";
}
virtual bool needs_linear_light() const { return false; }
virtual bool needs_srgb_primaries() const { return false; }
AlphaHandling alpha_handling() const { return DONT_CARE_ALPHA_TYPE; }
};
} // namespace Mlt
#endif // MLT_FLIP_EFFECT_H