1 /*****************************************************************************
2 * chroma.c: libavutil <-> libvlc conversion routines
3 *****************************************************************************
4 * Copyright (C) 1999-2008 VLC authors and VideoLAN
5 * $Id: 10338450b2c2342edb857e513cef5dc83b3745c6 $
6 *
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Gildas Bazin <gbazin@videolan.org>
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU Lesser General Public License as published by
12 * the Free Software Foundation; either version 2.1 of the License, or
13 * (at your option) any later version.
14 *
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 Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with this program; if not, write to the Free Software Foundation,
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 021100301, USA.
23 *****************************************************************************/
24
25 #ifdef HAVE_CONFIG_H
26 # include <config.h>
27 #endif
28
29 #include <vlc_common.h>
30 #include <vlc_codec.h>
31
32 #include <libavutil/avutil.h>
33 #include <libavutil/pixfmt.h>
34 #include "avcommon.h"
35 #include "chroma.h"
36
37 /*****************************************************************************
38 * Chroma fourcc -> libavutil pixfmt mapping
39 *****************************************************************************/
40 #if defined(WORDS_BIGENDIAN)
41 # define VLC_RGB_ES( fcc, leid, beid ) \
42 { fcc, beid, 0, 0, 0 },
43 #else
44 # define VLC_RGB_ES( fcc, leid, beid ) \
45 { fcc, leid, 0, 0, 0 },
46 #endif
47
48 #define VLC_RGB( fcc, leid, beid, rmask, gmask, bmask ) \
49 { fcc, leid, rmask, gmask, bmask }, \
50 { fcc, beid, bmask, gmask, rmask }, \
51 VLC_RGB_ES( fcc, leid, beid )
52
53
54 static const struct
55 {
56 vlc_fourcc_t i_chroma;
57 int i_chroma_id;
58 uint32_t i_rmask;
59 uint32_t i_gmask;
60 uint32_t i_bmask;
61
62 } chroma_table[] =
63 {
64 /* Planar YUV formats */
65 {VLC_CODEC_I444, AV_PIX_FMT_YUV444P, 0, 0, 0 },
66 {VLC_CODEC_J444, AV_PIX_FMT_YUVJ444P, 0, 0, 0 },
67
68 {VLC_CODEC_I440, AV_PIX_FMT_YUV440P, 0, 0, 0 },
69 {VLC_CODEC_J440, AV_PIX_FMT_YUVJ440P, 0, 0, 0 },
70
71 {VLC_CODEC_I422, AV_PIX_FMT_YUV422P, 0, 0, 0 },
72 {VLC_CODEC_J422, AV_PIX_FMT_YUVJ422P, 0, 0, 0 },
73
74 {VLC_CODEC_I420, AV_PIX_FMT_YUV420P, 0, 0, 0 },
75 {VLC_CODEC_YV12, AV_PIX_FMT_YUV420P, 0, 0, 0 },
76 {VLC_FOURCC('I','Y','U','V'), AV_PIX_FMT_YUV420P, 0, 0, 0 },
77 {VLC_CODEC_J420, AV_PIX_FMT_YUVJ420P, 0, 0, 0 },
78 {VLC_CODEC_I411, AV_PIX_FMT_YUV411P, 0, 0, 0 },
79 {VLC_CODEC_I410, AV_PIX_FMT_YUV410P, 0, 0, 0 },
80 {VLC_FOURCC('Y','V','U','9'), AV_PIX_FMT_YUV410P, 0, 0, 0 },
81
82 {VLC_CODEC_NV12, AV_PIX_FMT_NV12, 0, 0, 0 },
83 {VLC_CODEC_NV21, AV_PIX_FMT_NV21, 0, 0, 0 },
84
85 {VLC_CODEC_I420_9L, AV_PIX_FMT_YUV420P9LE, 0, 0, 0 },
86 {VLC_CODEC_I420_9B, AV_PIX_FMT_YUV420P9BE, 0, 0, 0 },
87 {VLC_CODEC_I420_10L, AV_PIX_FMT_YUV420P10LE, 0, 0, 0 },
88 {VLC_CODEC_I420_10B, AV_PIX_FMT_YUV420P10BE, 0, 0, 0 },
89 #if (LIBAVUTIL_VERSION_MICRO >= 100 && LIBAVUTIL_VERSION_INT >= AV_VERSION_INT( 54, 17, 100 ) )
90 {VLC_CODEC_I420_12L, AV_PIX_FMT_YUV420P12LE, 0, 0, 0 },
91 {VLC_CODEC_I420_12B, AV_PIX_FMT_YUV420P12BE, 0, 0, 0 },
92 #endif
93 {VLC_CODEC_I420_16L, AV_PIX_FMT_YUV420P16LE, 0, 0, 0 },
94 {VLC_CODEC_I420_16B, AV_PIX_FMT_YUV420P16BE, 0, 0, 0 },
95 #ifdef AV_PIX_FMT_P010
96 {VLC_CODEC_P010, AV_PIX_FMT_P010, 0, 0, 0 },
97 #endif
98
99 {VLC_CODEC_I422_9L, AV_PIX_FMT_YUV422P9LE, 0, 0, 0 },
100 {VLC_CODEC_I422_9B, AV_PIX_FMT_YUV422P9BE, 0, 0, 0 },
101 {VLC_CODEC_I422_10L, AV_PIX_FMT_YUV422P10LE, 0, 0, 0 },
102 {VLC_CODEC_I422_10B, AV_PIX_FMT_YUV422P10BE, 0, 0, 0 },
103 #if (LIBAVUTIL_VERSION_MICRO >= 100 && LIBAVUTIL_VERSION_INT >= AV_VERSION_INT( 54, 17, 100 ) )
104 {VLC_CODEC_I422_12L, AV_PIX_FMT_YUV422P12LE, 0, 0, 0 },
105 {VLC_CODEC_I422_12B, AV_PIX_FMT_YUV422P12BE, 0, 0, 0 },
106 #endif
107
108 {VLC_CODEC_YUV420A, AV_PIX_FMT_YUVA420P, 0, 0, 0 },
109 {VLC_CODEC_YUV422A, AV_PIX_FMT_YUVA422P, 0, 0, 0 },
110 {VLC_CODEC_YUVA, AV_PIX_FMT_YUVA444P, 0, 0, 0 },
111
112 {VLC_CODEC_YUVA_444_10L, AV_PIX_FMT_YUVA444P10LE, 0, 0, 0 },
113 {VLC_CODEC_YUVA_444_10B, AV_PIX_FMT_YUVA444P10BE, 0, 0, 0 },
114
115 {VLC_CODEC_I444_9L, AV_PIX_FMT_YUV444P9LE, 0, 0, 0 },
116 {VLC_CODEC_I444_9B, AV_PIX_FMT_YUV444P9BE, 0, 0, 0 },
117 {VLC_CODEC_I444_10L, AV_PIX_FMT_YUV444P10LE, 0, 0, 0 },
118 {VLC_CODEC_I444_10B, AV_PIX_FMT_YUV444P10BE, 0, 0, 0 },
119 #if (LIBAVUTIL_VERSION_MICRO >= 100 && LIBAVUTIL_VERSION_INT >= AV_VERSION_INT( 54, 17, 100 ) )
120 {VLC_CODEC_I444_12L, AV_PIX_FMT_YUV444P12LE, 0, 0, 0 },
121 {VLC_CODEC_I444_12B, AV_PIX_FMT_YUV444P12BE, 0, 0, 0 },
122 #endif
123 {VLC_CODEC_I444_16L, AV_PIX_FMT_YUV444P16LE, 0, 0, 0 },
124 {VLC_CODEC_I444_16B, AV_PIX_FMT_YUV444P16BE, 0, 0, 0 },
125
126 /* Packed YUV formats */
127 {VLC_CODEC_YUYV, AV_PIX_FMT_YUYV422, 0, 0, 0 },
128 {VLC_FOURCC('Y','U','Y','V'), AV_PIX_FMT_YUYV422, 0, 0, 0 },
129 {VLC_CODEC_UYVY, AV_PIX_FMT_UYVY422, 0, 0, 0 },
130 {VLC_CODEC_YVYU, AV_PIX_FMT_YVYU422, 0, 0, 0 },
131 {VLC_FOURCC('Y','4','1','1'), AV_PIX_FMT_UYYVYY411, 0, 0, 0 },
132
133 /* Packed RGB formats */
134 VLC_RGB( VLC_FOURCC('R','G','B','4'), AV_PIX_FMT_RGB4, AV_PIX_FMT_BGR4, 0x10, 0x06, 0x01 )
135 VLC_RGB( VLC_CODEC_RGB8, AV_PIX_FMT_RGB8, AV_PIX_FMT_BGR8, 0xC0, 0x38, 0x07 )
136
137 VLC_RGB( VLC_CODEC_RGB15, AV_PIX_FMT_RGB555, AV_PIX_FMT_BGR555, 0x7c00, 0x03e0, 0x001f )
138 VLC_RGB( VLC_CODEC_RGB16, AV_PIX_FMT_RGB565, AV_PIX_FMT_BGR565, 0xf800, 0x07e0, 0x001f )
139 VLC_RGB( VLC_CODEC_RGB24, AV_PIX_FMT_RGB24, AV_PIX_FMT_BGR24, 0xff0000, 0x00ff00, 0x0000ff )
140
141 VLC_RGB( VLC_CODEC_RGB32, AV_PIX_FMT_RGB32, AV_PIX_FMT_BGR32, 0x00ff0000, 0x0000ff00, 0x000000ff )
142 VLC_RGB( VLC_CODEC_RGB32, AV_PIX_FMT_RGB32_1, AV_PIX_FMT_BGR32_1, 0xff000000, 0x00ff0000, 0x0000ff00 )
143
144 #ifdef AV_PIX_FMT_0BGR32
145 VLC_RGB( VLC_CODEC_RGB32, AV_PIX_FMT_0BGR32, AV_PIX_FMT_0RGB32, 0x000000ff, 0x0000ff00, 0x00ff0000 )
146 #endif
147
148 #if (LIBAVUTIL_VERSION_MICRO == 0 || LIBAVUTIL_VERSION_INT >= AV_VERSION_INT( 55, 0, 100 ) )
149 #ifdef WORDS_BIGENDIAN
150 {VLC_CODEC_RGBA64, AV_PIX_FMT_RGBA64BE, 0, 0, 0 },
151 #else /* !WORDS_BIGENDIAN */
152 {VLC_CODEC_RGBA64, AV_PIX_FMT_RGBA64LE, 0, 0, 0 },
153 #endif /* !WORDS_BIGENDIAN */
154 #endif
155
156 {VLC_CODEC_RGBA, AV_PIX_FMT_RGBA, 0, 0, 0 },
157 {VLC_CODEC_ARGB, AV_PIX_FMT_ARGB, 0, 0, 0 },
158 {VLC_CODEC_BGRA, AV_PIX_FMT_BGRA, 0, 0, 0 },
159 {VLC_CODEC_GREY, AV_PIX_FMT_GRAY8, 0, 0, 0},
160
161 /* Paletized RGB */
162 {VLC_CODEC_RGBP, AV_PIX_FMT_PAL8, 0, 0, 0},
163
164 {VLC_CODEC_GBR_PLANAR, AV_PIX_FMT_GBRP, 0, 0, 0 },
165 {VLC_CODEC_GBR_PLANAR_9L, AV_PIX_FMT_GBRP9LE, 0, 0, 0 },
166 {VLC_CODEC_GBR_PLANAR_9B, AV_PIX_FMT_GBRP9BE, 0, 0, 0 },
167 {VLC_CODEC_GBR_PLANAR_10L, AV_PIX_FMT_GBRP10LE, 0, 0, 0 },
168 {VLC_CODEC_GBR_PLANAR_10B, AV_PIX_FMT_GBRP10BE, 0, 0, 0 },
169 {VLC_CODEC_GBR_PLANAR_16L, AV_PIX_FMT_GBRP16LE, 0, 0, 0 },
170 {VLC_CODEC_GBR_PLANAR_16B, AV_PIX_FMT_GBRP16BE, 0, 0, 0 },
171
172 /* XYZ */
173 #if LIBAVUTIL_VERSION_CHECK(52, 10, 0, 25, 100)
174 {VLC_CODEC_XYZ12, AV_PIX_FMT_XYZ12, 0xfff0, 0xfff0, 0xfff0},
175 #endif
176 { 0, 0, 0, 0, 0 }
177 };
178
179 /* FIXME special case the RGB formats */
GetFfmpegChroma(int * restrict i_ffmpeg_chroma,const video_format_t * fmt)180 int GetFfmpegChroma( int *restrict i_ffmpeg_chroma, const video_format_t *fmt )
181 {
182 for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
183 {
184 if( chroma_table[i].i_chroma == fmt->i_chroma )
185 {
186 if( ( chroma_table[i].i_rmask == 0 &&
187 chroma_table[i].i_gmask == 0 &&
188 chroma_table[i].i_bmask == 0 ) ||
189 ( chroma_table[i].i_rmask == fmt->i_rmask &&
190 chroma_table[i].i_gmask == fmt->i_gmask &&
191 chroma_table[i].i_bmask == fmt->i_bmask ) )
192 {
193 *i_ffmpeg_chroma = chroma_table[i].i_chroma_id;
194 return VLC_SUCCESS;
195 }
196 }
197 }
198 return VLC_EGENERIC;
199 }
200
FindVlcChroma(int i_ffmpeg_id)201 vlc_fourcc_t FindVlcChroma( int i_ffmpeg_id )
202 {
203 for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
204 if( chroma_table[i].i_chroma_id == i_ffmpeg_id )
205 return chroma_table[i].i_chroma;
206 return 0;
207 }
208
GetVlcChroma(video_format_t * fmt,int i_ffmpeg_chroma)209 int GetVlcChroma( video_format_t *fmt, int i_ffmpeg_chroma )
210 {
211 /* TODO FIXME for rgb format we HAVE to set rgb mask/shift */
212 for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
213 {
214 if( chroma_table[i].i_chroma_id == i_ffmpeg_chroma )
215 {
216 fmt->i_rmask = chroma_table[i].i_rmask;
217 fmt->i_gmask = chroma_table[i].i_gmask;
218 fmt->i_bmask = chroma_table[i].i_bmask;
219 fmt->i_chroma = chroma_table[i].i_chroma;
220 return VLC_SUCCESS;
221 }
222 }
223 return VLC_EGENERIC;
224 }
225
FindFfmpegChroma(vlc_fourcc_t fourcc)226 int FindFfmpegChroma( vlc_fourcc_t fourcc )
227 {
228 for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
229 if( chroma_table[i].i_chroma == fourcc )
230 return chroma_table[i].i_chroma_id;
231 return AV_PIX_FMT_NONE;
232 }
233