filter_picture.h
资源名称:vlc-1.0.5.zip [点击查看]
上传用户:kjfoods
上传日期:2020-07-06
资源大小:29949k
文件大小:4k
源码类别:
midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * filter_picture.h: Common picture functions for filters
- *****************************************************************************
- * Copyright (C) 2007 the VideoLAN team
- * $Id: b39a26637c9b0e9e036aff5363016757cc8fd854 $
- *
- * Authors: Antoine Cellerier <dionoea at videolan dot org>
- *
- * This program 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 Foundation; either version 2 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 General Public License for more details.
- *
- * You should have received a copy of the GNU 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.
- *****************************************************************************/
- /* FIXME: do all of these really have square pixels? */
- #define CASE_PLANAR_YUV_SQUARE
- case VLC_FOURCC('I','4','2','0'):
- case VLC_FOURCC('I','Y','U','V'):
- case VLC_FOURCC('J','4','2','0'):
- case VLC_FOURCC('Y','V','1','2'):
- case VLC_FOURCC('I','4','1','1'):
- case VLC_FOURCC('I','4','1','0'):
- case VLC_FOURCC('Y','V','U','9'):
- case VLC_FOURCC('I','4','4','4'):
- case VLC_FOURCC('J','4','4','4'):
- case VLC_FOURCC('Y','U','V','A'):
- #define CASE_PLANAR_YUV_NONSQUARE
- case VLC_FOURCC('I','4','2','2'):
- case VLC_FOURCC('J','4','2','2'):
- #define CASE_PLANAR_YUV
- CASE_PLANAR_YUV_SQUARE
- CASE_PLANAR_YUV_NONSQUARE
- #define CASE_PACKED_YUV_422
- case VLC_FOURCC('U','Y','V','Y'):
- case VLC_FOURCC('U','Y','N','V'):
- case VLC_FOURCC('Y','4','2','2'):
- case VLC_FOURCC('c','y','u','v'):
- case VLC_FOURCC('Y','U','Y','2'):
- case VLC_FOURCC('Y','U','N','V'):
- case VLC_FOURCC('Y','V','Y','U'):
- static inline int GetPackedYuvOffsets( vlc_fourcc_t i_chroma,
- int *i_y_offset, int *i_u_offset, int *i_v_offset )
- {
- switch( i_chroma )
- {
- case VLC_FOURCC('U','Y','V','Y'):
- case VLC_FOURCC('U','Y','N','V'):
- case VLC_FOURCC('Y','4','2','2'):
- case VLC_FOURCC('c','y','u','v'): /* <-- FIXME: reverted, whatever that means */
- /* UYVY */
- *i_y_offset = 1;
- *i_u_offset = 0;
- *i_v_offset = 2;
- return VLC_SUCCESS;
- case VLC_FOURCC('Y','U','Y','2'):
- case VLC_FOURCC('Y','U','N','V'):
- /* YUYV */
- *i_y_offset = 0;
- *i_u_offset = 1;
- *i_v_offset = 3;
- return VLC_SUCCESS;
- case VLC_FOURCC('Y','V','Y','U'):
- /* YVYU */
- *i_y_offset = 0;
- *i_u_offset = 3;
- *i_v_offset = 1;
- return VLC_SUCCESS;
- default:
- return VLC_EGENERIC;
- }
- }
- /*****************************************************************************
- *
- *****************************************************************************/
- static inline picture_t *CopyInfoAndRelease( picture_t *p_outpic, picture_t *p_inpic )
- {
- picture_CopyProperties( p_outpic, p_inpic );
- picture_Release( p_inpic );
- return p_outpic;
- }