qt_demoe/video/playvlc/vlc/vlc3/include/plugins/vlc_image.h

82 lines
3.1 KiB
C

/*****************************************************************************
* vlc_image.h : wrapper for image reading/writing facilities
*****************************************************************************
* Copyright (C) 2004 VLC authors and VideoLAN
* $Id: 2b308fd0e52f4d4d6e20f95d08e0d63c53822eef $
*
* Authors: Gildas Bazin <gbazin@videolan.org>
*
* This program 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.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifndef VLC_IMAGE_H
#define VLC_IMAGE_H 1
# include <vlc_picture.h>
# include <vlc_picture_fifo.h>
/**
* \file
* This file defines functions and structures for image conversions in vlc
*/
# ifdef __cplusplus
extern "C" {
# endif
struct image_handler_t
{
picture_t * (*pf_read) ( image_handler_t *, block_t *,
const video_format_t *, video_format_t * );
picture_t * (*pf_read_url) ( image_handler_t *, const char *,
video_format_t *, video_format_t * );
block_t * (*pf_write) ( image_handler_t *, picture_t *,
const video_format_t *, const video_format_t * );
int (*pf_write_url) ( image_handler_t *, picture_t *,
const video_format_t *, video_format_t *,
const char * );
picture_t * (*pf_convert) ( image_handler_t *, picture_t *,
const video_format_t *, video_format_t * );
/* Private properties */
vlc_object_t *p_parent;
decoder_t *p_dec;
encoder_t *p_enc;
filter_t *p_filter;
picture_fifo_t *outfifo;
};
VLC_API image_handler_t * image_HandlerCreate( vlc_object_t * ) VLC_USED;
#define image_HandlerCreate( a ) image_HandlerCreate( VLC_OBJECT(a) )
VLC_API void image_HandlerDelete( image_handler_t * );
#define image_Read( a, b, c, d ) a->pf_read( a, b, c, d )
#define image_ReadUrl( a, b, c, d ) a->pf_read_url( a, b, c, d )
#define image_Write( a, b, c, d ) a->pf_write( a, b, c, d )
#define image_WriteUrl( a, b, c, d, e ) a->pf_write_url( a, b, c, d, e )
#define image_Convert( a, b, c, d ) a->pf_convert( a, b, c, d )
VLC_API vlc_fourcc_t image_Type2Fourcc( const char *psz_name );
VLC_API vlc_fourcc_t image_Ext2Fourcc( const char *psz_name );
VLC_API vlc_fourcc_t image_Mime2Fourcc( const char *psz_mime );
# ifdef __cplusplus
}
# endif
#endif /* _VLC_IMAGE_H */