1 /*****************************************************************************
2 * chroma.c: 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 *****************************************************************************/
29 #include <vlc_common.h>
30 #include <vlc_codec.h>
32 #ifdef HAVE_LIBAVCODEC_AVCODEC_H
33 # include <libavcodec/avcodec.h>
34 #elif defined(HAVE_FFMPEG_AVCODEC_H)
35 # include <ffmpeg/avcodec.h>
41 /*****************************************************************************
42 * Chroma fourcc -> ffmpeg_id mapping
43 *****************************************************************************/
44 #if defined(WORDS_BIGENDIAN)
45 # define VLC_RGB_ES( fcc, leid, beid ) \
46 { fcc, beid, 0, 0, 0 },
48 # define VLC_RGB_ES( fcc, leid, beid ) \
49 { fcc, leid, 0, 0, 0 },
52 #define VLC_RGB( fcc, leid, beid, rmask, gmask, bmask ) \
53 { fcc, leid, rmask, gmask, bmask }, \
54 { fcc, beid, bmask, gmask, rmask }, \
55 VLC_RGB_ES( fcc, leid, beid )
60 vlc_fourcc_t i_chroma;
68 /* Planar YUV formats */
69 {VLC_FOURCC('I','4','4','4'), PIX_FMT_YUV444P, 0, 0, 0 },
70 {VLC_FOURCC('J','4','4','4'), PIX_FMT_YUVJ444P, 0, 0, 0 },
72 #if LIBAVUTIL_VERSION_INT >= ((49<<16)+(5<<8)+0)
73 {VLC_FOURCC('I','4','4','0'), PIX_FMT_YUV440P, 0, 0, 0 },
74 {VLC_FOURCC('J','4','4','0'), PIX_FMT_YUVJ440P, 0, 0, 0 },
77 {VLC_FOURCC('I','4','2','2'), PIX_FMT_YUV422P, 0, 0, 0 },
78 {VLC_FOURCC('J','4','2','2'), PIX_FMT_YUVJ422P, 0, 0, 0 },
80 {VLC_FOURCC('I','4','2','0'), PIX_FMT_YUV420P, 0, 0, 0 },
81 {VLC_FOURCC('Y','V','1','2'), PIX_FMT_YUV420P, 0, 0, 0 },
82 {VLC_FOURCC('I','Y','U','V'), PIX_FMT_YUV420P, 0, 0, 0 },
83 {VLC_FOURCC('J','4','2','0'), PIX_FMT_YUVJ420P, 0, 0, 0 },
84 {VLC_FOURCC('I','4','1','1'), PIX_FMT_YUV411P, 0, 0, 0 },
85 {VLC_FOURCC('I','4','1','0'), PIX_FMT_YUV410P, 0, 0, 0 },
86 {VLC_FOURCC('Y','V','U','9'), PIX_FMT_YUV410P, 0, 0, 0 },
88 {VLC_FOURCC('N','V','1','2'), PIX_FMT_NV12, 0, 0, 0 },
89 {VLC_FOURCC('N','V','2','1'), PIX_FMT_NV21, 0, 0, 0 },
91 /* Packed YUV formats */
92 {VLC_FOURCC('Y','U','Y','2'), PIX_FMT_YUYV422, 0, 0, 0 },
93 {VLC_FOURCC('Y','U','Y','V'), PIX_FMT_YUYV422, 0, 0, 0 },
94 {VLC_FOURCC('U','Y','V','Y'), PIX_FMT_UYVY422, 0, 0, 0 },
95 {VLC_FOURCC('Y','4','1','1'), PIX_FMT_UYYVYY411, 0, 0, 0 },
97 /* Packed RGB formats */
98 VLC_RGB( VLC_FOURCC('R','G','B','4'), PIX_FMT_RGB4, PIX_FMT_BGR4, 0x10, 0x06, 0x01 )
99 VLC_RGB( VLC_FOURCC('R','G','B','8'), PIX_FMT_RGB8, PIX_FMT_BGR8, 0xC0, 0x38, 0x07 )
101 VLC_RGB( VLC_FOURCC('R','V','1','5'), PIX_FMT_BGR555, PIX_FMT_RGB555, 0x7c00, 0x03e0, 0x001f )
102 VLC_RGB( VLC_FOURCC('R','V','1','6'), PIX_FMT_BGR565, PIX_FMT_RGB565, 0xf800, 0x07e0, 0x001f )
103 VLC_RGB( VLC_FOURCC('R','V','2','4'), PIX_FMT_BGR24, PIX_FMT_RGB24, 0xff0000, 0x00ff00, 0x0000ff )
105 VLC_RGB( VLC_FOURCC('R','V','3','2'), PIX_FMT_RGB32, PIX_FMT_BGR32, 0x00ff0000, 0x0000ff00, 0x000000ff )
106 VLC_RGB( VLC_FOURCC('R','V','3','2'), PIX_FMT_RGB32_1, PIX_FMT_BGR32_1, 0xff000000, 0x00ff0000, 0x0000ff00 )
108 #if defined(PIX_FMT_RGBA)
109 {VLC_FOURCC('R','G','B','A'), PIX_FMT_RGBA, 0xff000000, 0x00ff0000, 0x0000ff00},
111 {VLC_FOURCC('G','R','E','Y'), PIX_FMT_GRAY8, 0, 0, 0},
114 {VLC_FOURCC('R','G','B','P'), PIX_FMT_PAL8, 0, 0, 0},
120 int TestFfmpegChroma( const int i_ffmpeg_id, const vlc_fourcc_t i_vlc_fourcc )
122 for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
124 if( chroma_table[i].i_chroma == i_vlc_fourcc || chroma_table[i].i_chroma_id == i_ffmpeg_id )
130 /* FIXME special case the RGB formats */
131 int GetFfmpegChroma( int *i_ffmpeg_chroma, const video_format_t fmt )
133 for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
135 if( chroma_table[i].i_chroma == fmt.i_chroma )
137 if( chroma_table[i].i_rmask == fmt.i_rmask &&
138 chroma_table[i].i_gmask == fmt.i_gmask &&
139 chroma_table[i].i_bmask == fmt.i_bmask )
141 *i_ffmpeg_chroma = chroma_table[i].i_chroma_id;
149 int GetVlcChroma( video_format_t *fmt, const int i_ffmpeg_chroma )
151 /* TODO FIXME for rgb format we HAVE to set rgb mask/shift */
152 for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
154 if( chroma_table[i].i_chroma_id == i_ffmpeg_chroma )
156 fmt->i_rmask = chroma_table[i].i_rmask;
157 fmt->i_gmask = chroma_table[i].i_gmask;
158 fmt->i_bmask = chroma_table[i].i_bmask;
159 fmt->i_chroma = chroma_table[i].i_chroma;