1 .. SPDX-License-Identifier: GFDL-1.1-no-invari 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
2 2
3 .. _pixfmt-reserved: 3 .. _pixfmt-reserved:
4 4
5 *************************** 5 ***************************
6 Reserved Format Identifiers 6 Reserved Format Identifiers
7 *************************** 7 ***************************
8 8
9 These formats are not defined by this specific 9 These formats are not defined by this specification, they are just
10 listed for reference and to avoid naming confl 10 listed for reference and to avoid naming conflicts. If you want to
11 register your own format, send an e-mail to th 11 register your own format, send an e-mail to the linux-media mailing list
12 `https://linuxtv.org/lists.php <https://linuxt 12 `https://linuxtv.org/lists.php <https://linuxtv.org/lists.php>`__
13 for inclusion in the ``videodev2.h`` file. If 13 for inclusion in the ``videodev2.h`` file. If you want to share your
14 format with other developers add a link to you 14 format with other developers add a link to your documentation and send a
15 copy to the linux-media mailing list for inclu 15 copy to the linux-media mailing list for inclusion in this section. If
16 you think your format should be listed in a st 16 you think your format should be listed in a standard format section
17 please make a proposal on the linux-media mail 17 please make a proposal on the linux-media mailing list.
18 18
19 19
20 .. tabularcolumns:: |p{6.6cm}|p{2.2cm}|p{8.5cm !! 20 .. tabularcolumns:: |p{6.6cm}|p{2.2cm}|p{8.7cm}|
21 <<
22 .. raw:: latex <<
23 <<
24 \small <<
25 21
26 .. _reserved-formats: 22 .. _reserved-formats:
27 23
28 .. flat-table:: Reserved Image Formats 24 .. flat-table:: Reserved Image Formats
29 :header-rows: 1 25 :header-rows: 1
30 :stub-columns: 0 26 :stub-columns: 0
31 :widths: 3 1 4 27 :widths: 3 1 4
32 28
33 * - Identifier 29 * - Identifier
34 - Code 30 - Code
35 - Details 31 - Details
36 * .. _V4L2-PIX-FMT-DV: 32 * .. _V4L2-PIX-FMT-DV:
37 33
38 - ``V4L2_PIX_FMT_DV`` 34 - ``V4L2_PIX_FMT_DV``
39 - 'dvsd' 35 - 'dvsd'
40 - unknown 36 - unknown
41 * .. _V4L2-PIX-FMT-ET61X251: 37 * .. _V4L2-PIX-FMT-ET61X251:
42 38
43 - ``V4L2_PIX_FMT_ET61X251`` 39 - ``V4L2_PIX_FMT_ET61X251``
44 - 'E625' 40 - 'E625'
45 - Compressed format of the ET61X251 driv 41 - Compressed format of the ET61X251 driver.
46 * .. _V4L2-PIX-FMT-HI240: 42 * .. _V4L2-PIX-FMT-HI240:
47 43
48 - ``V4L2_PIX_FMT_HI240`` 44 - ``V4L2_PIX_FMT_HI240``
49 - 'HI24' 45 - 'HI24'
50 - 8 bit RGB format used by the BTTV driv 46 - 8 bit RGB format used by the BTTV driver.
>> 47 * .. _V4L2-PIX-FMT-HM12:
>> 48
>> 49 - ``V4L2_PIX_FMT_HM12``
>> 50 - 'HM12'
>> 51 - YUV 4:2:0 format used by the IVTV driver.
>> 52
>> 53 The format is documented in the kernel sources in the file
>> 54 ``Documentation/userspace-api/media/drivers/cx2341x-uapi.rst``
51 * .. _V4L2-PIX-FMT-CPIA1: 55 * .. _V4L2-PIX-FMT-CPIA1:
52 56
53 - ``V4L2_PIX_FMT_CPIA1`` 57 - ``V4L2_PIX_FMT_CPIA1``
54 - 'CPIA' 58 - 'CPIA'
55 - YUV format used by the gspca cpia1 dri 59 - YUV format used by the gspca cpia1 driver.
56 * .. _V4L2-PIX-FMT-JPGL: 60 * .. _V4L2-PIX-FMT-JPGL:
57 61
58 - ``V4L2_PIX_FMT_JPGL`` 62 - ``V4L2_PIX_FMT_JPGL``
59 - 'JPGL' 63 - 'JPGL'
60 - JPEG-Light format (Pegasus Lossless JP 64 - JPEG-Light format (Pegasus Lossless JPEG) used in Divio webcams NW
61 80x. 65 80x.
62 * .. _V4L2-PIX-FMT-SPCA501: 66 * .. _V4L2-PIX-FMT-SPCA501:
63 67
64 - ``V4L2_PIX_FMT_SPCA501`` 68 - ``V4L2_PIX_FMT_SPCA501``
65 - 'S501' 69 - 'S501'
66 - YUYV per line used by the gspca driver 70 - YUYV per line used by the gspca driver.
67 * .. _V4L2-PIX-FMT-SPCA505: 71 * .. _V4L2-PIX-FMT-SPCA505:
68 72
69 - ``V4L2_PIX_FMT_SPCA505`` 73 - ``V4L2_PIX_FMT_SPCA505``
70 - 'S505' 74 - 'S505'
71 - YYUV per line used by the gspca driver 75 - YYUV per line used by the gspca driver.
72 * .. _V4L2-PIX-FMT-SPCA508: 76 * .. _V4L2-PIX-FMT-SPCA508:
73 77
74 - ``V4L2_PIX_FMT_SPCA508`` 78 - ``V4L2_PIX_FMT_SPCA508``
75 - 'S508' 79 - 'S508'
76 - YUVY per line used by the gspca driver 80 - YUVY per line used by the gspca driver.
77 * .. _V4L2-PIX-FMT-SPCA561: 81 * .. _V4L2-PIX-FMT-SPCA561:
78 82
79 - ``V4L2_PIX_FMT_SPCA561`` 83 - ``V4L2_PIX_FMT_SPCA561``
80 - 'S561' 84 - 'S561'
81 - Compressed GBRG Bayer format used by t 85 - Compressed GBRG Bayer format used by the gspca driver.
82 * .. _V4L2-PIX-FMT-PAC207: 86 * .. _V4L2-PIX-FMT-PAC207:
83 87
84 - ``V4L2_PIX_FMT_PAC207`` 88 - ``V4L2_PIX_FMT_PAC207``
85 - 'P207' 89 - 'P207'
86 - Compressed BGGR Bayer format used by t 90 - Compressed BGGR Bayer format used by the gspca driver.
87 * .. _V4L2-PIX-FMT-MR97310A: 91 * .. _V4L2-PIX-FMT-MR97310A:
88 92
89 - ``V4L2_PIX_FMT_MR97310A`` 93 - ``V4L2_PIX_FMT_MR97310A``
90 - 'M310' 94 - 'M310'
91 - Compressed BGGR Bayer format used by t 95 - Compressed BGGR Bayer format used by the gspca driver.
92 * .. _V4L2-PIX-FMT-JL2005BCD: 96 * .. _V4L2-PIX-FMT-JL2005BCD:
93 97
94 - ``V4L2_PIX_FMT_JL2005BCD`` 98 - ``V4L2_PIX_FMT_JL2005BCD``
95 - 'JL20' 99 - 'JL20'
96 - JPEG compressed RGGB Bayer format used 100 - JPEG compressed RGGB Bayer format used by the gspca driver.
97 * .. _V4L2-PIX-FMT-OV511: 101 * .. _V4L2-PIX-FMT-OV511:
98 102
99 - ``V4L2_PIX_FMT_OV511`` 103 - ``V4L2_PIX_FMT_OV511``
100 - 'O511' 104 - 'O511'
101 - OV511 JPEG format used by the gspca dr 105 - OV511 JPEG format used by the gspca driver.
102 * .. _V4L2-PIX-FMT-OV518: 106 * .. _V4L2-PIX-FMT-OV518:
103 107
104 - ``V4L2_PIX_FMT_OV518`` 108 - ``V4L2_PIX_FMT_OV518``
105 - 'O518' 109 - 'O518'
106 - OV518 JPEG format used by the gspca dr 110 - OV518 JPEG format used by the gspca driver.
107 * .. _V4L2-PIX-FMT-PJPG: 111 * .. _V4L2-PIX-FMT-PJPG:
108 112
109 - ``V4L2_PIX_FMT_PJPG`` 113 - ``V4L2_PIX_FMT_PJPG``
110 - 'PJPG' 114 - 'PJPG'
111 - Pixart 73xx JPEG format used by the gs 115 - Pixart 73xx JPEG format used by the gspca driver.
112 * .. _V4L2-PIX-FMT-SE401: 116 * .. _V4L2-PIX-FMT-SE401:
113 117
114 - ``V4L2_PIX_FMT_SE401`` 118 - ``V4L2_PIX_FMT_SE401``
115 - 'S401' 119 - 'S401'
116 - Compressed RGB format used by the gspc 120 - Compressed RGB format used by the gspca se401 driver
117 * .. _V4L2-PIX-FMT-SQ905C: 121 * .. _V4L2-PIX-FMT-SQ905C:
118 122
119 - ``V4L2_PIX_FMT_SQ905C`` 123 - ``V4L2_PIX_FMT_SQ905C``
120 - '905C' 124 - '905C'
121 - Compressed RGGB bayer format used by t 125 - Compressed RGGB bayer format used by the gspca driver.
122 * .. _V4L2-PIX-FMT-MJPEG: 126 * .. _V4L2-PIX-FMT-MJPEG:
123 127
124 - ``V4L2_PIX_FMT_MJPEG`` 128 - ``V4L2_PIX_FMT_MJPEG``
125 - 'MJPG' 129 - 'MJPG'
126 - Compressed format used by the Zoran dr 130 - Compressed format used by the Zoran driver
127 * .. _V4L2-PIX-FMT-PWC1: 131 * .. _V4L2-PIX-FMT-PWC1:
128 132
129 - ``V4L2_PIX_FMT_PWC1`` 133 - ``V4L2_PIX_FMT_PWC1``
130 - 'PWC1' 134 - 'PWC1'
131 - Compressed format of the PWC driver. 135 - Compressed format of the PWC driver.
132 * .. _V4L2-PIX-FMT-PWC2: 136 * .. _V4L2-PIX-FMT-PWC2:
133 137
134 - ``V4L2_PIX_FMT_PWC2`` 138 - ``V4L2_PIX_FMT_PWC2``
135 - 'PWC2' 139 - 'PWC2'
136 - Compressed format of the PWC driver. 140 - Compressed format of the PWC driver.
137 * .. _V4L2-PIX-FMT-SN9C10X: 141 * .. _V4L2-PIX-FMT-SN9C10X:
138 142
139 - ``V4L2_PIX_FMT_SN9C10X`` 143 - ``V4L2_PIX_FMT_SN9C10X``
140 - 'S910' 144 - 'S910'
141 - Compressed format of the SN9C102 drive 145 - Compressed format of the SN9C102 driver.
142 * .. _V4L2-PIX-FMT-SN9C20X-I420: 146 * .. _V4L2-PIX-FMT-SN9C20X-I420:
143 147
144 - ``V4L2_PIX_FMT_SN9C20X_I420`` 148 - ``V4L2_PIX_FMT_SN9C20X_I420``
145 - 'S920' 149 - 'S920'
146 - YUV 4:2:0 format of the gspca sn9c20x 150 - YUV 4:2:0 format of the gspca sn9c20x driver.
147 * .. _V4L2-PIX-FMT-SN9C2028: 151 * .. _V4L2-PIX-FMT-SN9C2028:
148 152
149 - ``V4L2_PIX_FMT_SN9C2028`` 153 - ``V4L2_PIX_FMT_SN9C2028``
150 - 'SONX' 154 - 'SONX'
151 - Compressed GBRG bayer format of the gs 155 - Compressed GBRG bayer format of the gspca sn9c2028 driver.
152 * .. _V4L2-PIX-FMT-STV0680: 156 * .. _V4L2-PIX-FMT-STV0680:
153 157
154 - ``V4L2_PIX_FMT_STV0680`` 158 - ``V4L2_PIX_FMT_STV0680``
155 - 'S680' 159 - 'S680'
156 - Bayer format of the gspca stv0680 driv 160 - Bayer format of the gspca stv0680 driver.
157 * .. _V4L2-PIX-FMT-WNVA: 161 * .. _V4L2-PIX-FMT-WNVA:
158 162
159 - ``V4L2_PIX_FMT_WNVA`` 163 - ``V4L2_PIX_FMT_WNVA``
160 - 'WNVA' 164 - 'WNVA'
161 - Used by the Winnov Videum driver, 165 - Used by the Winnov Videum driver,
162 `http://www.thedirks.org/winnov/ <http 166 `http://www.thedirks.org/winnov/ <http://www.thedirks.org/winnov/>`__
163 * .. _V4L2-PIX-FMT-TM6000: 167 * .. _V4L2-PIX-FMT-TM6000:
164 168
165 - ``V4L2_PIX_FMT_TM6000`` 169 - ``V4L2_PIX_FMT_TM6000``
166 - 'TM60' 170 - 'TM60'
167 - Used by Trident tm6000 171 - Used by Trident tm6000
168 * .. _V4L2-PIX-FMT-CIT-YYVYUY: 172 * .. _V4L2-PIX-FMT-CIT-YYVYUY:
169 173
170 - ``V4L2_PIX_FMT_CIT_YYVYUY`` 174 - ``V4L2_PIX_FMT_CIT_YYVYUY``
171 - 'CITV' 175 - 'CITV'
172 - Used by xirlink CIT, found at IBM webc 176 - Used by xirlink CIT, found at IBM webcams.
173 177
174 Uses one line of Y then 1 line of VYUY 178 Uses one line of Y then 1 line of VYUY
175 * .. _V4L2-PIX-FMT-KONICA420: 179 * .. _V4L2-PIX-FMT-KONICA420:
176 180
177 - ``V4L2_PIX_FMT_KONICA420`` 181 - ``V4L2_PIX_FMT_KONICA420``
178 - 'KONI' 182 - 'KONI'
179 - Used by Konica webcams. 183 - Used by Konica webcams.
180 184
181 YUV420 planar in blocks of 256 pixels. 185 YUV420 planar in blocks of 256 pixels.
182 * .. _V4L2-PIX-FMT-YYUV: 186 * .. _V4L2-PIX-FMT-YYUV:
183 187
184 - ``V4L2_PIX_FMT_YYUV`` 188 - ``V4L2_PIX_FMT_YYUV``
185 - 'YYUV' 189 - 'YYUV'
186 - unknown 190 - unknown
187 * .. _V4L2-PIX-FMT-Y4: 191 * .. _V4L2-PIX-FMT-Y4:
188 192
189 - ``V4L2_PIX_FMT_Y4`` 193 - ``V4L2_PIX_FMT_Y4``
190 - 'Y04 ' 194 - 'Y04 '
191 - Old 4-bit greyscale format. Only the m 195 - Old 4-bit greyscale format. Only the most significant 4 bits of
192 each byte are used, the other bits are 196 each byte are used, the other bits are set to 0.
193 * .. _V4L2-PIX-FMT-Y6: 197 * .. _V4L2-PIX-FMT-Y6:
194 198
195 - ``V4L2_PIX_FMT_Y6`` 199 - ``V4L2_PIX_FMT_Y6``
196 - 'Y06 ' 200 - 'Y06 '
197 - Old 6-bit greyscale format. Only the m 201 - Old 6-bit greyscale format. Only the most significant 6 bits of
198 each byte are used, the other bits are 202 each byte are used, the other bits are set to 0.
199 * .. _V4L2-PIX-FMT-S5C-UYVY-JPG: 203 * .. _V4L2-PIX-FMT-S5C-UYVY-JPG:
200 204
201 - ``V4L2_PIX_FMT_S5C_UYVY_JPG`` 205 - ``V4L2_PIX_FMT_S5C_UYVY_JPG``
202 - 'S5CI' 206 - 'S5CI'
203 - Two-planar format used by Samsung S5C7 207 - Two-planar format used by Samsung S5C73MX cameras. The first plane
204 contains interleaved JPEG and UYVY ima 208 contains interleaved JPEG and UYVY image data, followed by meta
205 data in form of an array of offsets to 209 data in form of an array of offsets to the UYVY data blocks. The
206 actual pointer array follows immediate 210 actual pointer array follows immediately the interleaved JPEG/UYVY
207 data, the number of entries in this ar 211 data, the number of entries in this array equals the height of the
208 UYVY image. Each entry is a 4-byte uns 212 UYVY image. Each entry is a 4-byte unsigned integer in big endian
209 order and it's an offset to a single p 213 order and it's an offset to a single pixel line of the UYVY image.
210 The first plane can start either with 214 The first plane can start either with JPEG or UYVY data chunk. The
211 size of a single UYVY block equals the 215 size of a single UYVY block equals the UYVY image's width
212 multiplied by 2. The size of a JPEG ch 216 multiplied by 2. The size of a JPEG chunk depends on the image and
213 can vary with each line. 217 can vary with each line.
214 218
215 The second plane, at an offset of 4084 219 The second plane, at an offset of 4084 bytes, contains a 4-byte
216 offset to the pointer array in the fir 220 offset to the pointer array in the first plane. This offset is
217 followed by a 4-byte value indicating 221 followed by a 4-byte value indicating size of the pointer array.
218 All numbers in the second plane are al 222 All numbers in the second plane are also in big endian order.
219 Remaining data in the second plane is 223 Remaining data in the second plane is undefined. The information
220 in the second plane allows to easily f 224 in the second plane allows to easily find location of the pointer
221 array, which can be different for each 225 array, which can be different for each frame. The size of the
222 pointer array is constant for given UY 226 pointer array is constant for given UYVY image height.
223 227
224 In order to extract UYVY and JPEG fram 228 In order to extract UYVY and JPEG frames an application can
225 initially set a data pointer to the st 229 initially set a data pointer to the start of first plane and then
226 add an offset from the first entry of 230 add an offset from the first entry of the pointers table. Such a
227 pointer indicates start of an UYVY ima 231 pointer indicates start of an UYVY image pixel line. Whole UYVY
228 line can be copied to a separate buffe 232 line can be copied to a separate buffer. These steps should be
229 repeated for each line, i.e. the numbe 233 repeated for each line, i.e. the number of entries in the pointer
230 array. Anything what's in between the 234 array. Anything what's in between the UYVY lines is JPEG data and
231 should be concatenated to form the JPE 235 should be concatenated to form the JPEG stream.
232 * .. _V4L2-PIX-FMT-MT21C: 236 * .. _V4L2-PIX-FMT-MT21C:
233 237
234 - ``V4L2_PIX_FMT_MT21C`` 238 - ``V4L2_PIX_FMT_MT21C``
235 - 'MT21' 239 - 'MT21'
236 - Compressed two-planar YVU420 format us !! 240 - Compressed two-planar YVU420 format used by Mediatek MT8173.
237 MT8195 and more. The compression is lo !! 241 The compression is lossless.
238 similitude with ``V4L2_PIX_FMT_MM21`` !! 242 It is an opaque intermediate format and the MDP hardware must be
239 It remains an opaque intermediate form <<
240 used to convert ``V4L2_PIX_FMT_MT21C`` 243 used to convert ``V4L2_PIX_FMT_MT21C`` to ``V4L2_PIX_FMT_NV12M``,
241 ``V4L2_PIX_FMT_YUV420M`` or ``V4L2_PIX 244 ``V4L2_PIX_FMT_YUV420M`` or ``V4L2_PIX_FMT_YVU420``.
242 * .. _V4L2-PIX-FMT-QC08C: !! 245 * .. _V4L2-PIX-FMT-SUNXI-TILED-NV12:
243 <<
244 - ``V4L2_PIX_FMT_QC08C`` <<
245 - 'QC08C' <<
246 - Compressed Macro-tile 8-Bit YUV420 for <<
247 It is an opaque intermediate format. T <<
248 and it is used by various multimedia h <<
249 controllers, ISP and video accelerator <<
250 It contains four planes for progressiv <<
251 interlaced video. <<
252 * .. _V4L2-PIX-FMT-QC10C: <<
253 <<
254 - ``V4L2_PIX_FMT_QC10C`` <<
255 - 'QC10C' <<
256 - Compressed Macro-tile 10-Bit YUV420 fo <<
257 It is an opaque intermediate format. T <<
258 and it is used by various multimedia h <<
259 controllers, ISP and video accelerator <<
260 It contains four planes for progressiv <<
261 * .. _V4L2-PIX-FMT-AJPG: <<
262 <<
263 - ``V4L2_PIX_FMT_AJPG`` <<
264 - 'AJPG' <<
265 - ASPEED JPEG format used by the aspeed- <<
266 which is generally adapted for remote <<
267 On each frame compression, I will comp <<
268 one to decide which macroblock's data <<
269 macroblocks will be compressed. <<
270 <<
271 The implementation is based on AST2600 <<
272 is not publicly available. Or you can <<
273 – ASPEED mode compression of SDK_Use <<
274 `github <https://github.com/AspeedTech <<
275 <<
276 Decoder's implementation can be found <<
277 `aspeed_codec <https://github.com/Aspe <<
278 * .. _V4L2-PIX-FMT-HEXTILE: <<
279 <<
280 - ``V4L2_PIX_FMT_HEXTILE`` <<
281 - 'HXTL' <<
282 - Compressed format used by Nuvoton NPCM <<
283 defined in Remote Framebuffer Protocol <<
284 Encoding). <<
285 .. raw:: latex <<
286 246
287 \normalsize !! 247 - ``V4L2_PIX_FMT_SUNXI_TILED_NV12``
>> 248 - 'ST12'
>> 249 - Two-planar NV12-based format used by the video engine found on Allwinner
>> 250 (codenamed sunxi) platforms, with 32x32 tiles for the luminance plane
>> 251 and 32x64 tiles for the chrominance plane. The data in each tile is
>> 252 stored in linear order, within the tile bounds. Each tile follows the
>> 253 previous one linearly in memory (from left to right, top to bottom).
>> 254
>> 255 The associated buffer dimensions are aligned to match an integer number
>> 256 of tiles, resulting in 32-aligned resolutions for the luminance plane
>> 257 and 16-aligned resolutions for the chrominance plane (with 2x2
>> 258 subsampling).
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