mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-20 22:41:11 +00:00
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/*
|
|
* GIF format definitions
|
|
* Copyright (c) 2003 Fabrice Bellard
|
|
* Copyright (c) 2006 Baptiste Coudurier
|
|
* Copyright (c) 2012 Vitaliy E Sugrobov
|
|
*
|
|
* 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
|
|
* GIF format definitions.
|
|
*/
|
|
|
|
#ifndef AVCODEC_GIFDEFS_H
|
|
#define AVCODEC_GIFDEFS_H
|
|
|
|
#include <stdint.h>
|
|
|
|
static const uint8_t gif87a_sig[6] = "GIF87a";
|
|
static const uint8_t gif89a_sig[6] = "GIF89a";
|
|
|
|
#define GCE_DISPOSAL_NONE 0
|
|
#define GCE_DISPOSAL_INPLACE 1
|
|
#define GCE_DISPOSAL_BACKGROUND 2
|
|
#define GCE_DISPOSAL_RESTORE 3
|
|
|
|
#define GIF_TRAILER 0x3b
|
|
#define GIF_EXTENSION_INTRODUCER 0x21
|
|
#define GIF_IMAGE_SEPARATOR 0x2c
|
|
#define GIF_GCE_EXT_LABEL 0xf9
|
|
#define GIF_APP_EXT_LABEL 0xff
|
|
#define NETSCAPE_EXT_STR "NETSCAPE2.0"
|
|
|
|
#endif /* AVCODEC_GIFDEFS_H */
|