mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-12 02:04:58 +00:00
47 lines
1.7 KiB
C
47 lines
1.7 KiB
C
|
/*
|
||
|
* 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
|
||
|
*/
|
||
|
|
||
|
/**
|
||
|
* @file
|
||
|
* Double input streams helper for filters
|
||
|
*/
|
||
|
|
||
|
#ifndef AVFILTER_DUALINPUT_H
|
||
|
#define AVFILTER_DUALINPUT_H
|
||
|
|
||
|
#include <stdint.h>
|
||
|
#include "bufferqueue.h"
|
||
|
#include "internal.h"
|
||
|
|
||
|
typedef struct {
|
||
|
uint8_t frame_requested;
|
||
|
uint8_t second_eof;
|
||
|
AVFrame *second_frame;
|
||
|
struct FFBufQueue queue[2];
|
||
|
AVFrame *(*process)(AVFilterContext *ctx, AVFrame *main, const AVFrame *second);
|
||
|
int shortest; ///< terminate stream when the second input terminates
|
||
|
int repeatlast; ///< repeat last second frame
|
||
|
} FFDualInputContext;
|
||
|
|
||
|
int ff_dualinput_filter_frame_main(FFDualInputContext *s, AVFilterLink *inlink, AVFrame *in);
|
||
|
int ff_dualinput_filter_frame_second(FFDualInputContext *s, AVFilterLink *inlink, AVFrame *in);
|
||
|
int ff_dualinput_request_frame(FFDualInputContext *s, AVFilterLink *outlink);
|
||
|
void ff_dualinput_uninit(FFDualInputContext *s);
|
||
|
|
||
|
#endif /* AVFILTER_DUALINPUT_H */
|