common.h
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上传日期:2009-03-27
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- /*****************************************************************************
- * common.h: a few defines and wrappers for swscale
- *****************************************************************************
- * Copyright (C) 1999-2004 VideoLAN
- * $Id: common.h 8701 2004-09-13 19:43:30Z gbazin $
- *
- * 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 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
- *****************************************************************************/
- #define mp_msg(a,b,args... ) //fprintf(stderr, ##args)
- #define vo_format_name(a) ""
- #ifndef _VLC_FILTER_H
- extern void *( *swscale_fast_memcpy )( void *, const void *, int );
- #endif
- #define memcpy(a,b,c) swscale_fast_memcpy(a,b,c)
- #if defined(__CYGWIN__) || defined(__MINGW32__) || defined(__OS2__) ||
- (defined(__OpenBSD__) && !defined(__ELF__))
- #define MANGLE(a) "_" #a
- #else
- #define MANGLE(a) #a
- #endif
- #ifdef ARCH_X86
- static inline unsigned short ByteSwap16(unsigned short x)
- {
- __asm("xchgb %b0,%h0" :
- "=q" (x) :
- "0" (x));
- return x;
- }
- #define bswap_16(x) ByteSwap16(x)
- #else
- #define bswap_16(x) (((x) & 0x00ff) << 8 | ((x) & 0xff00) >> 8)
- #endif /* !ARCH_X86 */
- /* SWSCALE image formats */
- #define IMGFMT_RGB_MASK 0xFFFFFF00
- #define IMGFMT_RGB (('R'<<24)|('G'<<16)|('B'<<8))
- #define IMGFMT_RGB1 (IMGFMT_RGB|1)
- #define IMGFMT_RGB4 (IMGFMT_RGB|4)
- #define IMGFMT_RGB4_CHAR (IMGFMT_RGB|4|128) // RGB4 with 1 pixel per byte
- #define IMGFMT_RGB8 (IMGFMT_RGB|8)
- #define IMGFMT_RGB15 (IMGFMT_RGB|15)
- #define IMGFMT_RGB16 (IMGFMT_RGB|16)
- #define IMGFMT_RGB24 (IMGFMT_RGB|24)
- #define IMGFMT_RGB32 (IMGFMT_RGB|32)
- #define IMGFMT_BGR_MASK 0xFFFFFF00
- #define IMGFMT_BGR (('B'<<24)|('G'<<16)|('R'<<8))
- #define IMGFMT_BGR1 (IMGFMT_BGR|1)
- #define IMGFMT_BGR4 (IMGFMT_BGR|4)
- #define IMGFMT_BGR4_CHAR (IMGFMT_BGR|4|128) // BGR4 with 1 pixel per byte
- #define IMGFMT_BGR8 (IMGFMT_BGR|8)
- #define IMGFMT_BGR15 (IMGFMT_BGR|15)
- #define IMGFMT_BGR16 (IMGFMT_BGR|16)
- #define IMGFMT_BGR24 (IMGFMT_BGR|24)
- #define IMGFMT_BGR32 (IMGFMT_BGR|32)
- #ifdef WORDS_BIGENDIAN
- #define IMGFMT_ABGR IMGFMT_RGB32
- #define IMGFMT_BGRA (IMGFMT_RGB32|64)
- #define IMGFMT_ARGB IMGFMT_BGR32
- #define IMGFMT_RGBA (IMGFMT_BGR32|64)
- #else
- #define IMGFMT_ABGR (IMGFMT_BGR32|64)
- #define IMGFMT_BGRA IMGFMT_BGR32
- #define IMGFMT_ARGB (IMGFMT_RGB32|64)
- #define IMGFMT_RGBA IMGFMT_RGB32
- #endif
- /* old names for compatibility */
- #define IMGFMT_RG4B IMGFMT_RGB4_CHAR
- #define IMGFMT_BG4B IMGFMT_BGR4_CHAR
- #define IMGFMT_IS_RGB(fmt) (((fmt)&IMGFMT_RGB_MASK)==IMGFMT_RGB)
- #define IMGFMT_IS_BGR(fmt) (((fmt)&IMGFMT_BGR_MASK)==IMGFMT_BGR)
- #define IMGFMT_RGB_DEPTH(fmt) ((fmt)&0x3F)
- #define IMGFMT_BGR_DEPTH(fmt) ((fmt)&0x3F)
- /* Planar YUV Formats */
- #define IMGFMT_YVU9 0x39555659
- #define IMGFMT_IF09 0x39304649
- #define IMGFMT_YV12 0x32315659
- #define IMGFMT_I420 0x30323449
- #define IMGFMT_IYUV 0x56555949
- #define IMGFMT_CLPL 0x4C504C43
- #define IMGFMT_Y800 0x30303859
- #define IMGFMT_Y8 0x20203859
- #define IMGFMT_NV12 0x3231564E
- #define IMGFMT_NV21 0x3132564E
- /* unofficial Planar Formats, FIXME if official 4CC exists */
- #define IMGFMT_444P 0x50343434
- #define IMGFMT_422P 0x50323234
- #define IMGFMT_411P 0x50313134
- #define IMGFMT_HM12 0x32314D48
- /* Packed YUV Formats */
- #define IMGFMT_IUYV 0x56595549
- #define IMGFMT_IY41 0x31435949
- #define IMGFMT_IYU1 0x31555949
- #define IMGFMT_IYU2 0x32555949
- #define IMGFMT_UYVY 0x59565955
- #define IMGFMT_UYNV 0x564E5955
- #define IMGFMT_cyuv 0x76757963
- #define IMGFMT_Y422 0x32323459
- #define IMGFMT_YUY2 0x32595559
- #define IMGFMT_YUNV 0x564E5559
- #define IMGFMT_YVYU 0x55595659
- #define IMGFMT_Y41P 0x50313459
- #define IMGFMT_Y211 0x31313259
- #define IMGFMT_Y41T 0x54313459
- #define IMGFMT_Y42T 0x54323459
- #define IMGFMT_V422 0x32323456
- #define IMGFMT_V655 0x35353656
- #define IMGFMT_CLJR 0x524A4C43
- #define IMGFMT_YUVP 0x50565559
- #define IMGFMT_UYVP 0x50565955