video_filter.h

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/* RetroArch - A frontend for libretro.
 * Copyright (C) 2010-2014 - Hans-Kristian Arntzen
 * Copyright (C) 2011-2017 - Daniel De Matteis
 *
 * RetroArch 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 Found-
 * ation, either version 3 of the License, or (at your option) any later version.
 *
 * RetroArch 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 RetroArch.
 * If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef RARCH_FILTER_H__
#define RARCH_FILTER_H__

#include <stddef.h>

#include <libretro.h>
#include <retro_common_api.h>

#define RARCH_SOFTFILTER_THREADS_AUTO 0

RETRO_BEGIN_DECLS

typedef struct rarch_softfilter rarch_softfilter_t;

rarch_softfilter_t *rarch_softfilter_new(
 const char *filter_path,
 unsigned threads,
 enum retro_pixel_format in_pixel_format,
 unsigned max_width, unsigned max_height);

void rarch_softfilter_free(rarch_softfilter_t *filt);

void rarch_softfilter_get_max_output_size(rarch_softfilter_t *filt,
 unsigned *width, unsigned *height);

void rarch_softfilter_get_output_size(rarch_softfilter_t *filt,
 unsigned *out_width, unsigned *out_height,
 unsigned width, unsigned height);

enum retro_pixel_format rarch_softfilter_get_output_format(
 rarch_softfilter_t *filt);

void rarch_softfilter_process(rarch_softfilter_t *filt,
 void *output, size_t output_stride,
 const void *input, unsigned width, unsigned height, size_t input_stride);

const char *rarch_softfilter_get_name(void *data);

RETRO_END_DECLS

#endif