1 /*****************************************************************************
2 * chroma.h: libavutil <-> libvlc conversion routines
3 *****************************************************************************
4 * Copyright (C) 1999-2008 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Gildas Bazin <gbazin@videolan.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 021100301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
26 * Chroma fourcc -> ffmpeg_id mapping
27 *****************************************************************************/
28 #if defined(WORDS_BIGENDIAN)
29 # define VLC_RGB_ES( fcc, leid, beid ) \
30 { fcc, beid, 0, 0, 0 },
32 # define VLC_RGB_ES( fcc, leid, beid ) \
33 { fcc, leid, 0, 0, 0 },
36 #define VLC_RGB( fcc, leid, beid, rmask, gmask, bmask ) \
37 { fcc, leid, rmask, gmask, bmask }, \
38 { fcc, beid, bmask, gmask, rmask }, \
39 VLC_RGB_ES( fcc, leid, beid )
44 vlc_fourcc_t i_chroma;
52 /* Planar YUV formats */
53 {VLC_FOURCC('I','4','4','4'), PIX_FMT_YUV444P, 0, 0, 0 },
54 {VLC_FOURCC('J','4','4','4'), PIX_FMT_YUVJ444P, 0, 0, 0 },
56 #if LIBAVUTIL_VERSION_INT >= ((49<<16)+(5<<8)+0)
57 {VLC_FOURCC('I','4','4','0'), PIX_FMT_YUV440P, 0, 0, 0 },
58 {VLC_FOURCC('J','4','4','0'), PIX_FMT_YUVJ440P, 0, 0, 0 },
61 {VLC_FOURCC('I','4','2','2'), PIX_FMT_YUV422P, 0, 0, 0 },
62 {VLC_FOURCC('J','4','2','2'), PIX_FMT_YUVJ422P, 0, 0, 0 },
64 {VLC_FOURCC('I','4','2','0'), PIX_FMT_YUV420P, 0, 0, 0 },
65 {VLC_FOURCC('Y','V','1','2'), PIX_FMT_YUV420P, 0, 0, 0 },
66 {VLC_FOURCC('I','Y','U','V'), PIX_FMT_YUV420P, 0, 0, 0 },
67 {VLC_FOURCC('J','4','2','0'), PIX_FMT_YUVJ420P, 0, 0, 0 },
68 {VLC_FOURCC('I','4','1','1'), PIX_FMT_YUV411P, 0, 0, 0 },
69 {VLC_FOURCC('I','4','1','0'), PIX_FMT_YUV410P, 0, 0, 0 },
70 {VLC_FOURCC('Y','V','U','9'), PIX_FMT_YUV410P, 0, 0, 0 },
72 {VLC_FOURCC('N','V','1','2'), PIX_FMT_NV12, 0, 0, 0 },
73 {VLC_FOURCC('N','V','2','1'), PIX_FMT_NV21, 0, 0, 0 },
75 /* Packed YUV formats */
76 {VLC_FOURCC('Y','U','Y','2'), PIX_FMT_YUYV422, 0, 0, 0 },
77 {VLC_FOURCC('Y','U','Y','V'), PIX_FMT_YUYV422, 0, 0, 0 },
78 {VLC_FOURCC('U','Y','V','Y'), PIX_FMT_UYVY422, 0, 0, 0 },
79 {VLC_FOURCC('Y','4','1','1'), PIX_FMT_UYYVYY411, 0, 0, 0 },
81 /* Packed RGB formats */
82 VLC_RGB( VLC_FOURCC('R','G','B','4'), PIX_FMT_RGB4, PIX_FMT_BGR4, 0x10, 0x06, 0x01 )
83 VLC_RGB( VLC_FOURCC('R','G','B','8'), PIX_FMT_RGB8, PIX_FMT_BGR8, 0xC0, 0x38, 0x07 )
84 VLC_RGB( VLC_FOURCC('R','V','1','5'), PIX_FMT_RGB555, PIX_FMT_BGR555, 0x7c00, 0x03e0, 0x001f )
85 VLC_RGB( VLC_FOURCC('R','V','1','6'), PIX_FMT_RGB565, PIX_FMT_BGR565, 0xf800, 0x07e0, 0x001f )
86 VLC_RGB( VLC_FOURCC('R','V','2','4'), PIX_FMT_RGB24, PIX_FMT_BGR24, 0xff0000, 0x00ff00, 0x0000ff )
88 VLC_RGB( VLC_FOURCC('R','V','3','2'), PIX_FMT_RGB32, PIX_FMT_BGR32, 0x00ff0000, 0x0000ff00, 0x000000ff )
89 VLC_RGB( VLC_FOURCC('R','V','3','2'), PIX_FMT_RGB32_1, PIX_FMT_BGR32_1, 0xff000000, 0x00ff0000, 0x0000ff00 )
91 #if defined(PIX_FMT_RGBA)
92 {VLC_FOURCC('R','G','B','A'), PIX_FMT_RGBA, 0xff000000, 0x00ff0000, 0x0000ff00},
94 {VLC_FOURCC('G','R','E','Y'), PIX_FMT_GRAY8, 0, 0, 0},
99 static inline int TestFfmpegChroma( const int i_ffmpeg_id, const vlc_fourcc_t i_vlc_fourcc )
101 for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
103 if( chroma_table[i].i_chroma == i_vlc_fourcc || chroma_table[i].i_chroma_id == i_ffmpeg_id )
109 /* FIXME special case the RGB formats */
110 static inline int GetFfmpegChroma( int *i_ffmpeg_chroma, const video_format_t fmt )
112 for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
114 if( chroma_table[i].i_chroma == fmt.i_chroma )
116 if( chroma_table[i].i_rmask == fmt.i_rmask &&
117 chroma_table[i].i_gmask == fmt.i_gmask &&
118 chroma_table[i].i_bmask == fmt.i_bmask )
120 *i_ffmpeg_chroma = chroma_table[i].i_chroma_id;
128 static inline int GetVlcChroma( video_format_t *fmt, const int i_ffmpeg_chroma )
130 /* TODO FIXME for rgb format we HAVE to set rgb mask/shift */
131 for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
133 if( chroma_table[i].i_chroma_id == i_ffmpeg_chroma )
135 fmt->i_rmask = chroma_table[i].i_rmask;
136 fmt->i_gmask = chroma_table[i].i_gmask;
137 fmt->i_bmask = chroma_table[i].i_bmask;
138 fmt->i_chroma = chroma_table[i].i_chroma;