flowly_core/fourcc.rs
1#[derive(Clone, Copy, Default, PartialEq, Eq, Hash)]
2#[repr(C)]
3pub struct Fourcc([u8; 4]);
4
5impl Fourcc {
6 ///
7 /// Audio Codecs
8 ///
9
10 pub const AUDIO_AC3: Fourcc = Fourcc(*b"ac-3");
11
12 pub const AUDIO_EC3: Fourcc = Fourcc(*b"ec-3");
13
14 /// OPUS Audio Codec
15 pub const AUDIO_OPUS: Fourcc = Fourcc(*b"Opus");
16
17 /// MP3 Audio Codec
18 pub const AUDIO_MP3: Fourcc = Fourcc(*b".mp3");
19
20 /// FLAC Audio Codec
21 pub const AUDIO_FLAC: Fourcc = Fourcc(*b"fLaC");
22
23 /// ACC Audio Codec
24 pub const AUDIO_AAC: Fourcc = Fourcc(*b"mp4a");
25
26 ///
27 /// Video Codecs
28 ///
29
30 /// VP8 Video Codec
31 pub const VIDEO_VP8: Fourcc = Fourcc(*b"vp08");
32
33 /// VP9 Video Codec
34 pub const VIDEO_VP9: Fourcc = Fourcc(*b"vp09");
35
36 /// AV1 Video Codec
37 pub const VIDEO_AV1: Fourcc = Fourcc(*b"av01");
38
39 /// AVC (H264) Video Codec
40 pub const VIDEO_AVC: Fourcc = Fourcc(*b"avc1");
41
42 /// HEVC (H265) Video Codec
43 pub const VIDEO_HEVC: Fourcc = Fourcc(*b"hvc1");
44
45 /// Pixel formats
46
47 /// | C1 C2 C3 C4 C5 C6 C7 C8 |
48 pub const PIXEL_FORMAT_C1: Fourcc = Fourcc(*b"C1 ");
49
50 /// | C1 C1 C2 C2 C3 C3 C4 C4 |
51 pub const PIXEL_FORMAT_C2: Fourcc = Fourcc(*b"C2 ");
52
53 /// | C1 C1 C1 C1 C2 C2 C2 C2 |
54 pub const PIXEL_FORMAT_C4: Fourcc = Fourcc(*b"C4 ");
55
56 /// | C C C C C C C C |
57 pub const PIXEL_FORMAT_C8: Fourcc = Fourcc(*b"C8 ");
58
59 ///
60 /// Darkness (inverse relationship between channel value and brightness)
61 ///
62 /// | D1 D2 D3 D4 D5 D6 D7 D8 |
63 pub const PIXEL_FORMAT_D1: Fourcc = Fourcc(*b"D1 ");
64
65 /// | D1 D1 D2 D2 D3 D3 D4 D4 |
66 pub const PIXEL_FORMAT_D2: Fourcc = Fourcc(*b"D2 ");
67
68 /// | C1 C1 C1 C1 C2 C2 C2 C2 |
69 pub const PIXEL_FORMAT_D4: Fourcc = Fourcc(*b"D4 ");
70
71 /// | D D D D D D D D |
72 pub const PIXEL_FORMAT_D8: Fourcc = Fourcc(*b"D8 ");
73
74 ///
75 /// Red (direct relationship between channel value and brightness)
76 ///
77 /// | R1 R2 R3 R4 R5 R6 R7 R8 |
78 pub const PIXEL_FORMAT_R1: Fourcc = Fourcc(*b"R1 ");
79
80 /// | R1 R1 R2 R2 R3 R3 R4 R4 |
81 pub const PIXEL_FORMAT_R2: Fourcc = Fourcc(*b"R2 ");
82
83 /// | R1 R1 R1 R1 R2 R2 R2 R2 |
84 pub const PIXEL_FORMAT_R4: Fourcc = Fourcc(*b"R4 ");
85
86 /// | R R R R R R R R |
87 pub const PIXEL_FORMAT_R8: Fourcc = Fourcc(*b"R8 ");
88
89 /// 10 bpp Red (direct relationship between channel value and brightness)
90 pub const PIXEL_FORMAT_R10: Fourcc = Fourcc(*b"R10 "); // [15:0] x:R 6:10 little endian
91
92 /// 12 bpp Red (direct relationship between channel value and brightness)
93 pub const PIXEL_FORMAT_R12: Fourcc = Fourcc(*b"R12 "); // [15:0] x:R 4:12 little endian
94
95 /// 16 bpp Red (direct relationship between channel value and brightness)
96 pub const PIXEL_FORMAT_R16: Fourcc = Fourcc(*b"R16 "); // [15:0] R little endian
97
98 /// 16 bpp RG
99 pub const PIXEL_FORMAT_RG88: Fourcc = Fourcc(*b"RG88"); // [15:0] R:G 8:8 little endian
100 pub const PIXEL_FORMAT_GR88: Fourcc = Fourcc(*b"GR88"); // [15:0] G:R 8:8 little endian
101
102 /// 32 bpp RG
103 pub const PIXEL_FORMAT_RG1616: Fourcc = Fourcc(*b"RG32"); // [31:0] R:G 16:16 little endian
104 pub const PIXEL_FORMAT_GR1616: Fourcc = Fourcc(*b"GR32"); // [31:0] G:R 16:16 little endian
105
106 ///
107 /// 8 bpp RGB
108 ///
109 /// | R R R G G G B B |
110 pub const PIXEL_FORMAT_RGB332: Fourcc = Fourcc(*b"RGB8");
111
112 /// | B B G G G R R R |
113 pub const PIXEL_FORMAT_BGR233: Fourcc = Fourcc(*b"BGR8");
114
115 /// 16 bpp RGB
116 pub const PIXEL_FORMAT_XRGB4444: Fourcc = Fourcc(*b"XR12"); // [15:0] x:R:G:B 4:4:4:4 little endian
117 pub const PIXEL_FORMAT_XBGR4444: Fourcc = Fourcc(*b"XB12"); // [15:0] x:B:G:R 4:4:4:4 little endian
118 pub const PIXEL_FORMAT_RGBX4444: Fourcc = Fourcc(*b"RX12"); // [15:0] R:G:B:x 4:4:4:4 little endian
119 pub const PIXEL_FORMAT_BGRX4444: Fourcc = Fourcc(*b"BX12"); // [15:0] B:G:R:x 4:4:4:4 little endian
120
121 pub const PIXEL_FORMAT_ARGB4444: Fourcc = Fourcc(*b"AR12"); // [15:0] A:R:G:B 4:4:4:4 little endian
122 pub const PIXEL_FORMAT_ABGR4444: Fourcc = Fourcc(*b"AB12"); // [15:0] A:B:G:R 4:4:4:4 little endian
123 pub const PIXEL_FORMAT_RGBA4444: Fourcc = Fourcc(*b"RA12"); // [15:0] R:G:B:A 4:4:4:4 little endian
124 pub const PIXEL_FORMAT_BGRA4444: Fourcc = Fourcc(*b"BA12"); // [15:0] B:G:R:A 4:4:4:4 little endian
125
126 pub const PIXEL_FORMAT_XRGB1555: Fourcc = Fourcc(*b"XR15"); // [15:0] x:R:G:B 1:5:5:5 little endian
127 pub const PIXEL_FORMAT_XBGR1555: Fourcc = Fourcc(*b"XB15"); // [15:0] x:B:G:R 1:5:5:5 little endian
128 pub const PIXEL_FORMAT_RGBX5551: Fourcc = Fourcc(*b"RX15"); // [15:0] R:G:B:x 5:5:5:1 little endian
129 pub const PIXEL_FORMAT_BGRX5551: Fourcc = Fourcc(*b"BX15"); // [15:0] B:G:R:x 5:5:5:1 little endian
130
131 pub const PIXEL_FORMAT_ARGB1555: Fourcc = Fourcc(*b"AR15"); // [15:0] A:R:G:B 1:5:5:5 little endian
132 pub const PIXEL_FORMAT_ABGR1555: Fourcc = Fourcc(*b"AB15"); // [15:0] A:B:G:R 1:5:5:5 little endian
133 pub const PIXEL_FORMAT_RGBA5551: Fourcc = Fourcc(*b"RA15"); // [15:0] R:G:B:A 5:5:5:1 little endian
134 pub const PIXEL_FORMAT_BGRA5551: Fourcc = Fourcc(*b"BA15"); // [15:0] B:G:R:A 5:5:5:1 little endian
135
136 pub const PIXEL_FORMAT_RGB565: Fourcc = Fourcc(*b"RG16"); // [15:0] R:G:B 5:6:5 little endian
137 pub const PIXEL_FORMAT_BGR565: Fourcc = Fourcc(*b"BG16"); // [15:0] B:G:R 5:6:5 little endian
138
139 // 24 bpp RGB
140 pub const PIXEL_FORMAT_RGB888: Fourcc = Fourcc(*b"RG24"); // [23:0] R:G:B little endian
141 pub const PIXEL_FORMAT_BGR888: Fourcc = Fourcc(*b"BG24"); // [23:0] B:G:R little endian
142
143 // 32 bpp RGB
144 pub const PIXEL_FORMAT_XRGB8888: Fourcc = Fourcc(*b"XR24"); // [31:0] x:R:G:B 8:8:8:8 little endian
145 pub const PIXEL_FORMAT_XBGR8888: Fourcc = Fourcc(*b"XB24"); // [31:0] x:B:G:R 8:8:8:8 little endian
146 pub const PIXEL_FORMAT_RGBX8888: Fourcc = Fourcc(*b"RX24"); // [31:0] R:G:B:x 8:8:8:8 little endian
147 pub const PIXEL_FORMAT_BGRX8888: Fourcc = Fourcc(*b"BX24"); // [31:0] B:G:R:x 8:8:8:8 little endian
148
149 pub const PIXEL_FORMAT_ARGB8888: Fourcc = Fourcc(*b"AR24"); // [31:0] A:R:G:B 8:8:8:8 little endian
150 pub const PIXEL_FORMAT_ABGR8888: Fourcc = Fourcc(*b"AB24"); // [31:0] A:B:G:R 8:8:8:8 little endian
151 pub const PIXEL_FORMAT_RGBA8888: Fourcc = Fourcc(*b"RA24"); // [31:0] R:G:B:A 8:8:8:8 little endian
152 pub const PIXEL_FORMAT_BGRA8888: Fourcc = Fourcc(*b"BA24"); // [31:0] B:G:R:A 8:8:8:8 little endian
153
154 pub const PIXEL_FORMAT_XRGB2101010: Fourcc = Fourcc(*b"XR30"); // [31:0] x:R:G:B 2:10:10:10 little endian
155 pub const PIXEL_FORMAT_XBGR2101010: Fourcc = Fourcc(*b"XB30"); // [31:0] x:B:G:R 2:10:10:10 little endian
156 pub const PIXEL_FORMAT_RGBX1010102: Fourcc = Fourcc(*b"RX30"); // [31:0] R:G:B:x 10:10:10:2 little endian
157 pub const PIXEL_FORMAT_BGRX1010102: Fourcc = Fourcc(*b"BX30"); // [31:0] B:G:R:x 10:10:10:2 little endian
158
159 pub const PIXEL_FORMAT_ARGB2101010: Fourcc = Fourcc(*b"AR30"); // [31:0] A:R:G:B 2:10:10:10 little endian
160 pub const PIXEL_FORMAT_ABGR2101010: Fourcc = Fourcc(*b"AB30"); // [31:0] A:B:G:R 2:10:10:10 little endian
161 pub const PIXEL_FORMAT_RGBA1010102: Fourcc = Fourcc(*b"RA30"); // [31:0] R:G:B:A 10:10:10:2 little endian
162 pub const PIXEL_FORMAT_BGRA1010102: Fourcc = Fourcc(*b"BA30"); // [31:0] B:G:R:A 10:10:10:2 little endian
163
164 // 64 bpp RGB
165 pub const PIXEL_FORMAT_XRGB16161616: Fourcc = Fourcc(*b"XR48"); // [63:0] x:R:G:B 16:16:16:16 little endian
166 pub const PIXEL_FORMAT_XBGR16161616: Fourcc = Fourcc(*b"XB48"); // [63:0] x:B:G:R 16:16:16:16 little endian
167
168 pub const PIXEL_FORMAT_ARGB16161616: Fourcc = Fourcc(*b"AR48"); // [63:0] A:R:G:B 16:16:16:16 little endian
169 pub const PIXEL_FORMAT_ABGR16161616: Fourcc = Fourcc(*b"AB48"); // [63:0] A:B:G:R 16:16:16:16 little endian
170
171 ///
172 /// Floating point 64bpp RGB
173 /// IEEE 754-2008 binary16 half-precision float
174 /// [15:0] sign:exponent:mantissa 1:5:10
175 ///
176 pub const PIXEL_FORMAT_XRGB16161616F: Fourcc = Fourcc(*b"XR4H"); // [63:0] x:R:G:B 16:16:16:16 little endian
177 pub const PIXEL_FORMAT_XBGR16161616F: Fourcc = Fourcc(*b"XB4H"); // [63:0] x:B:G:R 16:16:16:16 little endian
178
179 pub const PIXEL_FORMAT_ARGB16161616F: Fourcc = Fourcc(*b"AR4H"); // [63:0] A:R:G:B 16:16:16:16 little endian
180 pub const PIXEL_FORMAT_ABGR16161616F: Fourcc = Fourcc(*b"AB4H"); // [63:0] A:B:G:R 16:16:16:16 little endian
181
182 ///
183 /// RGBA format with 10-bit components packed in 64-bit per pixel, with 6 bits
184 /// of unused padding per component:
185 ///
186 pub const PIXEL_FORMAT_AXBXGXRX106106106106: Fourcc = Fourcc(*b"AB10"); // [63:0] A:x:B:x:G:x:R:x 10:6:10:6:10:6:10:6 little endian
187
188 // packed YCbCr
189 pub const PIXEL_FORMAT_YUYV: Fourcc = Fourcc(*b"YUYV"); // [31:0] Cr0:Y1:Cb0:Y0 8:8:8:8 little endian
190 pub const PIXEL_FORMAT_YVYU: Fourcc = Fourcc(*b"YVYU"); // [31:0] Cb0:Y1:Cr0:Y0 8:8:8:8 little endian
191 pub const PIXEL_FORMAT_UYVY: Fourcc = Fourcc(*b"UYVY"); // [31:0] Y1:Cr0:Y0:Cb0 8:8:8:8 little endian
192 pub const PIXEL_FORMAT_VYUY: Fourcc = Fourcc(*b"VYUY"); // [31:0] Y1:Cb0:Y0:Cr0 8:8:8:8 little endian
193
194 pub const PIXEL_FORMAT_AYUV: Fourcc = Fourcc(*b"AYUV"); // [31:0] A:Y:Cb:Cr 8:8:8:8 little endian
195 pub const PIXEL_FORMAT_AVUY8888: Fourcc = Fourcc(*b"AVUY"); // [31:0] A:Cr:Cb:Y 8:8:8:8 little endian
196 pub const PIXEL_FORMAT_XYUV8888: Fourcc = Fourcc(*b"XYUV"); // [31:0] X:Y:Cb:Cr 8:8:8:8 little endian
197 pub const PIXEL_FORMAT_XVUY8888: Fourcc = Fourcc(*b"XVUY"); // [31:0] X:Cr:Cb:Y 8:8:8:8 little endian
198 pub const PIXEL_FORMAT_VUY888: Fourcc = Fourcc(*b"VU24"); // [23:0] Cr:Cb:Y 8:8:8 little endian
199 pub const PIXEL_FORMAT_VUY101010: Fourcc = Fourcc(*b"VU30"); // Y followed by U then V, 10:10:10. Non-linear modifier only
200
201 /*
202 * packed Y2xx indicate for each component, xx valid data occupy msb
203 * 16-xx padding occupy lsb
204 */
205 pub const PIXEL_FORMAT_Y210: Fourcc = Fourcc(*b"Y210"); // [63:0] Cr0:0:Y1:0:Cb0:0:Y0:0 10:6:10:6:10:6:10:6 little endian per 2 Y pixels
206 pub const PIXEL_FORMAT_Y212: Fourcc = Fourcc(*b"Y212"); // [63:0] Cr0:0:Y1:0:Cb0:0:Y0:0 12:4:12:4:12:4:12:4 little endian per 2 Y pixels
207 pub const PIXEL_FORMAT_Y216: Fourcc = Fourcc(*b"Y216"); // [63:0] Cr0:Y1:Cb0:Y0 16:16:16:16 little endian per 2 Y pixels
208
209 /*
210 * packed Y4xx indicate for each component, xx valid data occupy msb
211 * 16-xx padding occupy lsb except Y410
212 */
213 pub const PIXEL_FORMAT_Y410: Fourcc = Fourcc(*b"Y410"); // [31:0] A:Cr:Y:Cb 2:10:10:10 little endian
214 pub const PIXEL_FORMAT_Y412: Fourcc = Fourcc(*b"Y412"); // [63:0] A:0:Cr:0:Y:0:Cb:0 12:4:12:4:12:4:12:4 little endian
215 pub const PIXEL_FORMAT_Y416: Fourcc = Fourcc(*b"Y416"); // [63:0] A:Cr:Y:Cb 16:16:16:16 little endian
216
217 pub const PIXEL_FORMAT_XVYU2101010: Fourcc = Fourcc(*b"XV30"); // [31:0] X:Cr:Y:Cb 2:10:10:10 little endian
218 pub const PIXEL_FORMAT_XVYU12_16161616: Fourcc = Fourcc(*b"XV36"); // [63:0] X:0:Cr:0:Y:0:Cb:0 12:4:12:4:12:4:12:4 little endian
219 pub const PIXEL_FORMAT_XVYU16161616: Fourcc = Fourcc(*b"XV48"); // [63:0] X:Cr:Y:Cb 16:16:16:16 little endian
220
221 ///
222 /// 1-plane YUV 4:2:0
223 /// In these formats, the component ordering is specified (Y, followed by U
224 /// then V), but the exact Linear layout is undefined.
225 /// These formats can only be used with a non-Linear modifier.
226 ///
227 pub const PIXEL_FORMAT_YUV420_8BIT: Fourcc = Fourcc(*b"YU08");
228 pub const PIXEL_FORMAT_YUV420_10BIT: Fourcc = Fourcc(*b"YU10");
229
230 ///
231 /// 2 plane RGB + A
232 /// index 0 = RGB plane, same format as the corresponding non _A8 format has
233 /// index 1 = A plane, [7:0] A
234 ///
235 pub const PIXEL_FORMAT_XRGB8888_A8: Fourcc = Fourcc(*b"XRA8");
236 pub const PIXEL_FORMAT_XBGR8888_A8: Fourcc = Fourcc(*b"XBA8");
237 pub const PIXEL_FORMAT_RGBX8888_A8: Fourcc = Fourcc(*b"RXA8");
238 pub const PIXEL_FORMAT_BGRX8888_A8: Fourcc = Fourcc(*b"BXA8");
239 pub const PIXEL_FORMAT_RGB888_A8: Fourcc = Fourcc(*b"R8A8");
240 pub const PIXEL_FORMAT_BGR888_A8: Fourcc = Fourcc(*b"B8A8");
241 pub const PIXEL_FORMAT_RGB565_A8: Fourcc = Fourcc(*b"R5A8");
242 pub const PIXEL_FORMAT_BGR565_A8: Fourcc = Fourcc(*b"B5A8");
243
244 ///
245 /// 2 plane YCbCr
246 /// index 0 = Y plane, [7:0] Y
247 /// index 1 = Cr:Cb plane, [15:0] Cr:Cb little endian
248 /// or
249 /// index 1 = Cb:Cr plane, [15:0] Cb:Cr little endian
250 ///
251 pub const PIXEL_FORMAT_NV12: Fourcc = Fourcc(*b"NV12"); // 2x2 subsampled Cr:Cb plane
252 pub const PIXEL_FORMAT_NV21: Fourcc = Fourcc(*b"NV21"); // 2x2 subsampled Cb:Cr plane
253 pub const PIXEL_FORMAT_NV16: Fourcc = Fourcc(*b"NV16"); // 2x1 subsampled Cr:Cb plane
254 pub const PIXEL_FORMAT_NV61: Fourcc = Fourcc(*b"NV61"); // 2x1 subsampled Cb:Cr plane
255 pub const PIXEL_FORMAT_NV24: Fourcc = Fourcc(*b"NV24"); // non-subsampled Cr:Cb plane
256 pub const PIXEL_FORMAT_NV42: Fourcc = Fourcc(*b"NV42"); // non-subsampled Cb:Cr plane
257 ///
258 /// 2 plane YCbCr
259 /// index 0 = Y plane, [39:0] Y3:Y2:Y1:Y0 little endian
260 /// index 1 = Cr:Cb plane, [39:0] Cr1:Cb1:Cr0:Cb0 little endian
261 ///
262 pub const PIXEL_FORMAT_NV15: Fourcc = Fourcc(*b"NV15"); // 2x2 subsampled Cr:Cb plane
263 pub const PIXEL_FORMAT_NV20: Fourcc = Fourcc(*b"NV20"); // 2x1 subsampled Cr:Cb plane
264 pub const PIXEL_FORMAT_NV30: Fourcc = Fourcc(*b"NV30"); // non-subsampled Cr:Cb plane
265
266 ///
267 /// 2 plane YCbCr MSB aligned
268 /// index 0 = Y plane, [15:0] Y:x [10:6] little endian
269 /// index 1 = Cr:Cb plane, [31:0] Cr:x:Cb:x [10:6:10:6] little endian
270 ///
271 pub const PIXEL_FORMAT_P210: Fourcc = Fourcc(*b"P210"); // 2x1 subsampled Cr:Cb plane, 10 bit per channel
272
273 ///
274 /// 2 plane YCbCr MSB aligned
275 /// index 0 = Y plane, [15:0] Y:x [10:6] little endian
276 /// index 1 = Cr:Cb plane, [31:0] Cr:x:Cb:x [10:6:10:6] little endian
277 ///
278 pub const PIXEL_FORMAT_P010: Fourcc = Fourcc(*b"P010"); // 2x2 subsampled Cr:Cb plane 10 bits per channel
279
280 ///
281 /// 2 plane YCbCr MSB aligned
282 /// index 0 = Y plane, [15:0] Y:x [12:4] little endian
283 /// index 1 = Cr:Cb plane, [31:0] Cr:x:Cb:x [12:4:12:4] little endian
284 ///
285 pub const PIXEL_FORMAT_P012: Fourcc = Fourcc(*b"P012"); // 2x2 subsampled Cr:Cb plane 12 bits per channel
286
287 ///
288 /// 2 plane YCbCr MSB aligned
289 /// index 0 = Y plane, [15:0] Y little endian
290 /// index 1 = Cr:Cb plane, [31:0] Cr:Cb [16:16] little endian
291 ///
292 pub const PIXEL_FORMAT_P016: Fourcc = Fourcc(*b"P016"); // 2x2 subsampled Cr:Cb plane 16 bits per channel
293
294 ///
295 /// 2 plane YCbCr42
296 /// 3 10 bit components and 2 padding bits packed into 4 bytes.
297 /// index 0 = Y plane, [31:0] x:Y2:Y1:Y0 2:10:10:10 little endian
298 /// index 1 = Cr:Cb plane, [63:0] x:Cr2:Cb2:Cr1:x:Cb1:Cr0:Cb0 [2:10:10:10:2:10:10:10] little endian
299 ///
300 pub const PIXEL_FORMAT_P030: Fourcc = Fourcc(*b"P030"); // 2x2 subsampled Cr:Cb plane 10 bits per channel packed
301
302 ///
303 /// 3 plane non-subsampled (444) YCb
304 /// 16 bits per component, but only 10 bits are used and 6 bits are padded
305 /// index 0: Y plane, [15:0] Y:x [10:6] little endian
306 /// index 1: Cb plane, [15:0] Cb:x [10:6] little endian
307 /// index 2: Cr plane, [15:0] Cr:x [10:6] little endian
308 ///
309 pub const PIXEL_FORMAT_Q410: Fourcc = Fourcc(*b"Q410");
310
311 ///
312 /// 3 plane non-subsampled (444) YCr
313 /// 16 bits per component, but only 10 bits are used and 6 bits are padded
314 /// index 0: Y plane, [15:0] Y:x [10:6] little endian
315 /// index 1: Cr plane, [15:0] Cr:x [10:6] little endian
316 /// index 2: Cb plane, [15:0] Cb:x [10:6] little endian
317 ///
318 pub const PIXEL_FORMAT_Q401: Fourcc = Fourcc(*b"Q401");
319
320 ///
321 /// 3 plane YCbCr
322 /// index 0: Y plane, [7:0] Y
323 /// index 1: Cb plane, [7:0] Cb
324 /// index 2: Cr plane, [7:0] Cr
325 /// or
326 /// index 1: Cr plane, [7:0] Cr
327 /// index 2: Cb plane, [7:0] Cb
328 ///
329 pub const PIXEL_FORMAT_YUV410: Fourcc = Fourcc::from_static("YUV9"); // 4x4 subsampled Cb (1) and Cr (2) planes
330 pub const PIXEL_FORMAT_YVU410: Fourcc = Fourcc::from_static("YVU9"); // 4x4 subsampled Cr (1) and Cb (2) planes
331 pub const PIXEL_FORMAT_YUV411: Fourcc = Fourcc::from_static("YU11"); // 4x1 subsampled Cb (1) and Cr (2) planes
332 pub const PIXEL_FORMAT_YVU411: Fourcc = Fourcc::from_static("YV11"); // 4x1 subsampled Cr (1) and Cb (2) planes
333 pub const PIXEL_FORMAT_YUV420: Fourcc = Fourcc::from_static("YU12"); // 2x2 subsampled Cb (1) and Cr (2) planes
334 pub const PIXEL_FORMAT_YVU420: Fourcc = Fourcc::from_static("YV12"); // 2x2 subsampled Cr (1) and Cb (2) planes
335 pub const PIXEL_FORMAT_YUV422: Fourcc = Fourcc::from_static("YU16"); // 2x1 subsampled Cb (1) and Cr (2) planes
336 pub const PIXEL_FORMAT_YVU422: Fourcc = Fourcc::from_static("YV16"); // 2x1 subsampled Cr (1) and Cb (2) planes
337 pub const PIXEL_FORMAT_YUV444: Fourcc = Fourcc::from_static("YU24"); // non-subsampled Cb (1) and Cr (2) planes
338 pub const PIXEL_FORMAT_YVU444: Fourcc = Fourcc::from_static("YV24"); // non-subsampled Cr (1) and Cb (2) planes
339
340 pub const fn from_static(s: &str) -> Self {
341 assert!(s.len() == 4);
342
343 let bs = s.as_bytes();
344 Self([bs[3], bs[2], bs[1], bs[0]])
345 }
346}
347
348impl From<&str> for Fourcc {
349 fn from(s: &str) -> Self {
350 Self::from_static(s)
351 }
352}
353
354impl From<u32> for Fourcc {
355 fn from(fourcc: u32) -> Self {
356 Self(fourcc.to_be_bytes())
357 }
358}
359
360impl From<Fourcc> for u32 {
361 fn from(fourcc: Fourcc) -> Self {
362 u32::from_be_bytes(fourcc.0)
363 }
364}
365
366impl From<&[u8; 4]> for Fourcc {
367 fn from(n: &[u8; 4]) -> Self {
368 Self(*n)
369 }
370}
371
372impl From<Fourcc> for [u8; 4] {
373 fn from(n: Fourcc) -> Self {
374 n.0
375 }
376}
377
378impl std::fmt::Display for Fourcc {
379 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
380 let c: [u8; 4] = (*self).into();
381
382 f.write_fmt(format_args!(
383 "{}{}{}{}",
384 c[0] as char, c[1] as char, c[2] as char, c[3] as char
385 ))
386 }
387}
388
389impl std::fmt::Debug for Fourcc {
390 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
391 let c: [u8; 4] = (*self).into();
392
393 f.write_fmt(format_args!(
394 "Fourcc(['{}', '{}', '{}', '{}'])",
395 c[0] as char, c[1] as char, c[2] as char, c[3] as char
396 ))
397 }
398}