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/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVFILTER_STACK_INTERNAL_H
#define AVFILTER_STACK_INTERNAL_H
enum {
STACK_H = 0,
STACK_V = 1,
STACK_X = 2
};
typedef struct StackItemRegion {
int x;
int y;
int width;
int height;
} StackItemRegion;
typedef struct StackBaseContext {
HWContext hwctx; /**< must be the first field */
FFFrameSync fs;
int mode;
uint8_t fillcolor[4];
int fillcolor_enable;
StackItemRegion *regions;
/* Options */
int nb_inputs;
int shortest;
int tile_width;
int tile_height;
int nb_grid_columns;
int nb_grid_rows;
char *layout;
char *fillcolor_str;
} StackBaseContext;
static int config_comm_output(AVFilterLink *outlink);
static int stack_init(AVFilterContext *avctx);
static av_cold void stack_uninit(AVFilterContext *avctx);
static int stack_activate(AVFilterContext *avctx);
#endif /* AVFILTER_STACK_INTERNAL_H */
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