1 /*****************************************************************************
2 * vout_pictures.h : picture management definitions
3 *****************************************************************************
4 * Copyright (C) 2002-2004 the VideoLAN team
7 * Authors: Samuel Hocevar <sam@zoy.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
25 * Fourcc definitions that we can handle internally
26 *****************************************************************************/
28 /* Packed RGB for 8bpp */
29 #define FOURCC_RGB2 VLC_FOURCC('R','G','B','2')
31 /* Packed RGB 15bpp, usually 0x7c00, 0x03e0, 0x001f */
32 #define FOURCC_RV15 VLC_FOURCC('R','V','1','5')
34 /* Packed RGB 16bpp, usually 0xf800, 0x07e0, 0x001f */
35 #define FOURCC_RV16 VLC_FOURCC('R','V','1','6')
37 /* Packed RGB 24bpp, usually 0x00ff0000, 0x0000ff00, 0x000000ff */
38 #define FOURCC_RV24 VLC_FOURCC('R','V','2','4')
40 /* Packed RGB 32bpp, usually 0x00ff0000, 0x0000ff00, 0x000000ff */
41 #define FOURCC_RV32 VLC_FOURCC('R','V','3','2')
43 /* Packed RGBA 32bpp, like RV32 with 0xff000000 used for alpha */
44 #define FOURCC_RGBA VLC_FOURCC('R','G','B','A')
46 /* Planar YUV 4:2:0, Y:U:V */
47 #define FOURCC_I420 VLC_FOURCC('I','4','2','0')
48 #define FOURCC_IYUV VLC_FOURCC('I','Y','U','V')
49 #define FOURCC_J420 VLC_FOURCC('J','4','2','0')
51 /* Planar YUV 4:2:0, Y:V:U */
52 #define FOURCC_YV12 VLC_FOURCC('Y','V','1','2')
54 /* Packed YUV 4:2:2, U:Y:V:Y, interlaced */
55 #define FOURCC_IUYV VLC_FOURCC('I','U','Y','V')
57 /* Packed YUV 4:2:2, U:Y:V:Y */
58 #define FOURCC_UYVY VLC_FOURCC('U','Y','V','Y')
59 #define FOURCC_UYNV VLC_FOURCC('U','Y','N','V')
60 #define FOURCC_Y422 VLC_FOURCC('Y','4','2','2')
62 /* Packed YUV 4:2:2, U:Y:V:Y, reverted */
63 #define FOURCC_cyuv VLC_FOURCC('c','y','u','v')
65 /* Packed YUV 4:2:2, Y:U:Y:V */
66 #define FOURCC_YUY2 VLC_FOURCC('Y','U','Y','2')
67 #define FOURCC_YUNV VLC_FOURCC('Y','U','N','V')
69 /* Packed YUV 4:2:2, Y:V:Y:U */
70 #define FOURCC_YVYU VLC_FOURCC('Y','V','Y','U')
72 /* Packed YUV 2:1:1, Y:U:Y:V */
73 #define FOURCC_Y211 VLC_FOURCC('Y','2','1','1')
75 /* Planar YUV 4:1:1, Y:U:V */
76 #define FOURCC_I411 VLC_FOURCC('I','4','1','1')
78 /* Planar YUV 4:1:0, Y:U:V */
79 #define FOURCC_I410 VLC_FOURCC('I','4','1','0')
80 #define FOURCC_YVU9 VLC_FOURCC('Y','V','U','9')
82 /* Planar Y, packed UV, from Matrox */
83 #define FOURCC_YMGA VLC_FOURCC('Y','M','G','A')
85 /* Planar 4:2:2, Y:U:V */
86 #define FOURCC_I422 VLC_FOURCC('I','4','2','2')
87 #define FOURCC_J422 VLC_FOURCC('J','4','2','2')
89 /* Planar 4:4:0, Y:U:V */
90 #define FOURCC_I440 VLC_FOURCC('I','4','4','0')
91 #define FOURCC_J440 VLC_FOURCC('J','4','4','0')
93 /* Planar 4:4:4, Y:U:V */
94 #define FOURCC_I444 VLC_FOURCC('I','4','4','4')
95 #define FOURCC_J444 VLC_FOURCC('J','4','4','4')
97 /* Planar 4:4:4:4 Y:U:V:A */
98 #define FOURCC_YUVA VLC_FOURCC('Y','U','V','A')
100 /* Palettized YUV with palette element Y:U:V:A */
101 #define FOURCC_YUVP VLC_FOURCC('Y','U','V','P')
103 /* Palettized RGB with palette element R:G:B */
104 #define FOURCC_RGBP VLC_FOURCC('R','G','B','P')
107 /* Planar 8-bit grayscale */
108 #define FOURCC_GREY VLC_FOURCC('G','R','E','Y')
109 #define FOURCC_Y800 VLC_FOURCC('Y','8','0','0')
110 #define FOURCC_Y8 VLC_FOURCC('Y','8',' ',' ')
112 /* Alignment of critical dynamic data structure
114 * Not all platforms support memalign so we provide a vlc_memalign wrapper
115 * void *vlc_memalign( size_t align, size_t size, void **pp_orig )
116 * *pp_orig is the pointer that has to be freed afterwards.
119 void *vlc_memalign (void **pp, size_t align, size_t size)
121 #if defined (HAVE_POSIX_MEMALIGN)
122 return posix_memalign (pp, align, size) ? NULL : *pp;
123 #elif defined (HAVE_MEMALIGN)
124 return *pp = memalign (align, size);
132 ptr = malloc (size + align);
138 return (void *)(((uintptr_t)ptr) & ~align);