initial commit.
This commit is contained in:
Jackson Netherwood-Imig
@@ -0,0 +1 @@
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.zig-cache
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@@ -0,0 +1,12 @@
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const std = @import("std");
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pub fn build(b: *std.Build) void {
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const target = b.standardTargetOptions(.{});
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const optimize = b.standardOptimizeOption(.{});
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_ = b.addModule("drm_fourcc", .{
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.target = target,
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.optimize = optimize,
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.root_source_file = b.path("drm_fourcc.zig"),
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});
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}
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@@ -0,0 +1,7 @@
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.{
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.name = .drm_fourcc,
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.version = "0.0.1",
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.minimum_zig_version = "0.15.0",
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.paths = .{""},
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.fingerprint = 0x2f90e3d6aae6ae36,
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}
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+320
@@ -0,0 +1,320 @@
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/// Corresponds to DRM_FORMAT_* in `<drm/drm_fourcc.h>`
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pub const DrmFormat = enum(u32) {
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pub const big_endian: u32 = 1 << 31;
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invalid = 0,
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c1 = fourccCode('C', '1', ' ', ' '),
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c2 = fourccCode('C', '2', ' ', ' '),
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c4 = fourccCode('C', '4', ' ', ' '),
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c8 = fourccCode('C', '8', ' ', ' '),
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d1 = fourccCode('D', '1', ' ', ' '),
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d2 = fourccCode('D', '2', ' ', ' '),
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d4 = fourccCode('D', '4', ' ', ' '),
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d8 = fourccCode('D', '8', ' ', ' '),
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r1 = fourccCode('R', '1', ' ', ' '),
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r2 = fourccCode('R', '2', ' ', ' '),
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r4 = fourccCode('R', '4', ' ', ' '),
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r8 = fourccCode('R', '8', ' ', ' '),
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r10 = fourccCode('R', '1', '0', ' '),
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r12 = fourccCode('R', '1', '2', ' '),
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r16 = fourccCode('R', '1', '6', ' '),
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rg88 = fourccCode('R', 'G', '8', '8'),
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gr88 = fourccCode('G', 'R', '8', '8'),
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rg1616 = fourccCode('R', 'G', '3', '2'),
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gr1616 = fourccCode('G', 'R', '3', '2'),
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rgb332 = fourccCode('R', 'G', 'B', '8'),
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bgr233 = fourccCode('B', 'G', 'R', '8'),
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xrgb4444 = fourccCode('X', 'R', '1', '2'),
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xbgr4444 = fourccCode('X', 'B', '1', '2'),
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rgbx4444 = fourccCode('R', 'X', '1', '2'),
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bgrx4444 = fourccCode('B', 'X', '1', '2'),
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argb4444 = fourccCode('A', 'R', '1', '2'),
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abgr4444 = fourccCode('A', 'B', '1', '2'),
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rgba4444 = fourccCode('R', 'A', '1', '2'),
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bgra4444 = fourccCode('B', 'A', '1', '2'),
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xrgb1555 = fourccCode('X', 'R', '1', '5'),
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xbgr1555 = fourccCode('X', 'B', '1', '5'),
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rgbx5551 = fourccCode('R', 'X', '1', '5'),
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bgrx5551 = fourccCode('B', 'X', '1', '5'),
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argb1555 = fourccCode('A', 'R', '1', '5'),
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abgr1555 = fourccCode('A', 'B', '1', '5'),
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rgba5551 = fourccCode('R', 'A', '1', '5'),
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bgra5551 = fourccCode('B', 'A', '1', '5'),
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rgb565 = fourccCode('R', 'G', '1', '6'),
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bgr565 = fourccCode('B', 'G', '1', '6'),
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rgb888 = fourccCode('R', 'G', '2', '4'),
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bgr888 = fourccCode('B', 'G', '2', '4'),
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xrgb8888 = fourccCode('X', 'R', '2', '4'),
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xbgr8888 = fourccCode('X', 'B', '2', '4'),
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rgbx8888 = fourccCode('R', 'X', '2', '4'),
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bgrx8888 = fourccCode('B', 'X', '2', '4'),
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argb8888 = fourccCode('A', 'R', '2', '4'),
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abgr8888 = fourccCode('A', 'B', '2', '4'),
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rgba8888 = fourccCode('R', 'A', '2', '4'),
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bgra8888 = fourccCode('B', 'A', '2', '4'),
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xrgb2101010 = fourccCode('X', 'R', '3', '0'),
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xbgr2101010 = fourccCode('X', 'B', '3', '0'),
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rgbx1010102 = fourccCode('R', 'X', '3', '0'),
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bgrx1010102 = fourccCode('B', 'X', '3', '0'),
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argb2101010 = fourccCode('A', 'R', '3', '0'),
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abgr2101010 = fourccCode('A', 'B', '3', '0'),
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rgba1010102 = fourccCode('R', 'A', '3', '0'),
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bgra1010102 = fourccCode('B', 'A', '3', '0'),
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xrgb16161616 = fourccCode('X', 'R', '4', '8'),
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xbgr16161616 = fourccCode('X', 'B', '4', '8'),
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argb16161616 = fourccCode('A', 'R', '4', '8'),
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abgr16161616 = fourccCode('A', 'B', '4', '8'),
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xrgb16161616f = fourccCode('X', 'R', '4', 'H'),
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xbgr16161616f = fourccCode('X', 'B', '4', 'H'),
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argb16161616f = fourccCode('A', 'R', '4', 'H'),
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abgr16161616f = fourccCode('A', 'B', '4', 'H'),
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axbxgxrx106106106106 = fourccCode('A', 'B', '1', '0'),
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yuyv = fourccCode('Y', 'U', 'Y', 'V'),
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yvyu = fourccCode('Y', 'V', 'Y', 'U'),
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uyvy = fourccCode('U', 'Y', 'V', 'Y'),
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vyuy = fourccCode('V', 'Y', 'U', 'Y'),
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ayuv = fourccCode('A', 'Y', 'U', 'V'),
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avuy8888 = fourccCode('A', 'V', 'U', 'Y'),
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xyuv8888 = fourccCode('X', 'Y', 'U', 'V'),
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xvuy8888 = fourccCode('X', 'V', 'U', 'Y'),
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vuy888 = fourccCode('V', 'U', '2', '4'),
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vuy101010 = fourccCode('V', 'U', '3', '0'),
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y210 = fourccCode('Y', '2', '1', '0'),
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y212 = fourccCode('Y', '2', '1', '2'),
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y216 = fourccCode('Y', '2', '1', '6'),
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y410 = fourccCode('Y', '4', '1', '0'),
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y412 = fourccCode('Y', '4', '1', '2'),
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y416 = fourccCode('Y', '4', '1', '6'),
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xvyu2101010 = fourccCode('X', 'V', '3', '0'),
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xvyu12_16161616 = fourccCode('X', 'V', '3', '6'),
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xvyu16161616 = fourccCode('X', 'V', '4', '8'),
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y0l0 = fourccCode('Y', '0', 'L', '0'),
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x0l0 = fourccCode('X', '0', 'L', '0'),
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y0l2 = fourccCode('Y', '0', 'L', '2'),
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x0l2 = fourccCode('X', '0', 'L', '2'),
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yuv420_8bit = fourccCode('Y', 'U', '0', '8'),
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yuv420_10bit = fourccCode('Y', 'U', '1', '0'),
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xrgb8888_a8 = fourccCode('X', 'R', 'A', '8'),
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xbgr8888_a8 = fourccCode('X', 'B', 'A', '8'),
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rgbx8888_a8 = fourccCode('R', 'X', 'A', '8'),
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bgrx8888_a8 = fourccCode('B', 'X', 'A', '8'),
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rgb888_a8 = fourccCode('R', '8', 'A', '8'),
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bgr888_a8 = fourccCode('B', '8', 'A', '8'),
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rgb565_a8 = fourccCode('R', '5', 'A', '8'),
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bgr565_a8 = fourccCode('B', '5', 'A', '8'),
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nv12 = fourccCode('N', 'V', '1', '2'),
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nv21 = fourccCode('N', 'V', '2', '1'),
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nv16 = fourccCode('N', 'V', '1', '6'),
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nv61 = fourccCode('N', 'V', '6', '1'),
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nv24 = fourccCode('N', 'V', '2', '4'),
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nv42 = fourccCode('N', 'V', '4', '2'),
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nv15 = fourccCode('N', 'V', '1', '5'),
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nv20 = fourccCode('N', 'V', '2', '0'),
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nv30 = fourccCode('N', 'V', '3', '0'),
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p210 = fourccCode('P', '2', '1', '0'),
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p010 = fourccCode('P', '0', '1', '0'),
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p012 = fourccCode('P', '0', '1', '2'),
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p016 = fourccCode('P', '0', '1', '6'),
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p030 = fourccCode('P', '0', '3', '0'),
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q410 = fourccCode('Q', '4', '1', '0'),
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q401 = fourccCode('Q', '4', '0', '1'),
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yuv410 = fourccCode('Y', 'U', 'V', '9'),
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yvu410 = fourccCode('Y', 'V', 'U', '9'),
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yuv411 = fourccCode('Y', 'U', '1', '1'),
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yvu411 = fourccCode('Y', 'V', '1', '1'),
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yuv420 = fourccCode('Y', 'U', '1', '2'),
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yvu420 = fourccCode('Y', 'V', '1', '2'),
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yuv422 = fourccCode('Y', 'U', '1', '6'),
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yvu422 = fourccCode('Y', 'V', '1', '6'),
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yuv444 = fourccCode('Y', 'U', '2', '4'),
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yvu444 = fourccCode('Y', 'V', '2', '4'),
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};
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/// Contains most DRM_FORMAT_MOD* definitions from `<drm/drm_fourcc.h>`
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pub const DrmFormatMod = enum(u64) {
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pub const generic_16_16_tile: DrmFormatMod = .samsung_16_16_tile;
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pub const vivante_ts_64_4: u64 = 1 << 48;
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pub const vivante_ts_64_2: u64 = 2 << 48;
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pub const vivante_ts_128_4: u64 = 3 << 48;
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pub const vivante_ts_256_4: u64 = 4 << 48;
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pub const vivante_ts_mask: u64 = 0xf << 48;
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pub const vivante_comp_dec400: u64 = 1 << 52;
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pub const vivante_comp_mask: u64 = 0xf << 52;
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pub const vivante_ext_mask = vivante_ts_mask | vivante_comp_mask;
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pub const afbc_block_size_mask: u4 = 0xf;
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pub const afbc_block_size_16x16: u64 = 1;
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pub const afbc_block_size_32x8: u64 = 2;
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pub const afbc_block_size_64x4: u64 = 3;
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pub const afbc_block_size_32x8_64x4: u64 = 4;
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pub const afbc_ytr: u64 = 1 << 4;
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pub const afbc_split: u64 = 1 << 5;
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pub const afbc_sparse: u64 = 1 << 6;
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pub const afbc_cbr: u64 = 1 << 7;
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pub const afbc_tiled: u64 = 1 << 8;
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pub const afbc_sc: u64 = 1 << 9;
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pub const afbc_db: u64 = 1 << 10;
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pub const afbc_bch: u64 = 1 << 11;
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pub const afbc_usm: u64 = 1 << 12;
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pub const afrc_cu_size_mask: u4 = 0xf;
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pub const afrc_cu_size_16: u64 = 1;
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pub const afrc_cu_size_24: u64 = 2;
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pub const afrc_cu_size_32: u64 = 3;
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pub const afrc_layout_scan: u64 = 1 << 8;
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pub const amlogic_fbc_layout_basic: u64 = 1;
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pub const amlogic_fbc_layout_scatter: u64 = 2;
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pub const amlogic_fbc_option_mem_saving: u64 = 1 << 0;
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pub const amd_tile_ver_gfx9 = 1;
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pub const amd_tile_ver_gfx10 = 2;
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pub const amd_tile_ver_gfx10_rbplus = 3;
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pub const amd_tile_ver_gfx11 = 4;
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pub const amd_tile_ver_gfx12 = 5;
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pub const amd_tile_gfx9_64k_s = 9;
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pub const amd_tile_gfx9_64k_d = 10;
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pub const amd_tile_gfx9_64k_s_x = 25;
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pub const amd_tile_gfx9_64k_d_x = 26;
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pub const amd_tile_gfx9_64k_r_x = 27;
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pub const amd_tile_gfx11_256k_r_x = 31;
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pub const amd_tile_gfx12_256b_2d = 1;
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pub const amd_tile_gfx12_4k_2d = 2;
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pub const amd_tile_gfx12_64k_2d = 3;
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pub const amd_tile_gfx12_256k_2d = 4;
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pub const amd_dcc_block_64b = 0;
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pub const amd_dcc_block_128b = 1;
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pub const amd_dcc_block_256b = 2;
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pub const amd_tile_version_shift = 0;
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pub const amd_tile_version_mask = 0xff;
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pub const amd_tile_shift = 8;
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pub const amd_tile_mask = 0x1f;
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pub const amd_dcc_shift = 13;
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pub const amd_dcc_mask = 0x1;
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pub const amd_dcc_retile_shift = 14;
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pub const amd_dcc_retile_mask = 0x1;
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pub const amd_dcc_pipe_align_shift = 15;
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pub const amd_dcc_pipe_align_mask = 0x1;
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pub const amd_dcc_independent_64b_shift = 16;
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pub const amd_dcc_independent_64b_mask = 0x1;
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pub const amd_dcc_independent_128b_shift = 17;
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pub const amd_dcc_independent_128b_mask = 0x1;
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pub const amd_dcc_max_compressed_block_shift = 18;
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pub const amd_dcc_max_compressed_block_mask = 0x3;
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pub const amd_dcc_constant_encode_shift = 20;
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pub const amd_dcc_constant_encode_mask = 0x1;
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pub const amd_pipe_xor_bits_shift = 21;
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pub const amd_pipe_xor_bits_mask = 0x7;
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pub const amd_bank_xor_bits_shift = 24;
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pub const amd_bank_xor_bits_mask = 0x7;
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pub const amd_packers_shift = 27;
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pub const amd_packers_mask = 0x7;
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pub const amd_rb_shift = 30;
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pub const amd_rb_mask = 0x7;
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pub const amd_pipe_shift = 33;
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pub const amd_pipe_mask = 0x7;
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none = 0,
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invalid = 0x00ffffffffffffff,
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linear = fourccModCode(.none, 0),
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intel_x_tiled = fourccModCode(.intel, 1),
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intel_y_tiled = fourccModCode(.intel, 2),
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intel_yf_tiled = fourccModCode(.intel, 3),
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intel_y_tiled_ccs = fourccModCode(.intel, 4),
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intel_yf_tiled_ccs = fourccModCode(.intel, 5),
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intel_y_tiled_gen12_rc_css = fourccModCode(.intel, 6),
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intel_y_tiled_gen12_mc_css = fourccModCode(.intel, 7),
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intel_y_tiled_gen12_rc_css_cc = fourccModCode(.intel, 8),
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intel_4_tiled = fourccModCode(.intel, 9),
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intel_4_tiled_dg2_rc_ccs = fourccModCode(.intel, 10),
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intel_4_tiled_dg2_mc_ccs = fourccModCode(.intel, 11),
|
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intel_4_tiled_dg2_rc_ccs_cc = fourccModCode(.intel, 12),
|
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intel_4_tiled_mtl_rc_ccs = fourccModCode(.intel, 13),
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intel_4_tiled_mtl_mc_ccs = fourccModCode(.intel, 14),
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intel_4_tiled_mtl_rc_ccs_cc = fourccModCode(.intel, 15),
|
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intel_4_tiled_lnl_ccs = fourccModCode(.intel, 16),
|
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intel_4_tiled_bmg_ccs = fourccModCode(.intel, 17),
|
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|
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samsung_64_32_tile = fourccModCode(.samsung, 1),
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samsung_16_16_tile = fourccModCode(.samsung, 2),
|
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qualcomm_compressed = fourccModCode(.qualcomm, 1),
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qualcomm_tiled2 = fourccModCode(.qualcomm, 2),
|
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qualcomm_tiled3 = fourccModCode(.qualcomm, 3),
|
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|
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vivante_tiled = fourccModCode(.vivante, 1),
|
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vivante_super_tiled = fourccModCode(.vivante, 2),
|
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vivante_split_tiled = fourccModCode(.vivante, 3),
|
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vivante_split_super_tiled = fourccModCode(.vivante, 4),
|
||||
|
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nvidia_tegra_tiled = fourccModCode(.nvidia, 1),
|
||||
nvidia_16bx2_block_1_gob = nvidia16Bx2Block(0),
|
||||
nvidia_16bx2_block_2_gob = nvidia16Bx2Block(1),
|
||||
nvidia_16bx2_block_4_gob = nvidia16Bx2Block(2),
|
||||
nvidia_16bx2_block_8_gob = nvidia16Bx2Block(3),
|
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nvidia_16bx2_block_16_gob = nvidia16Bx2Block(4),
|
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nvidia_16bx2_block_32_gob = nvidia16Bx2Block(5),
|
||||
|
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broadcom_vc4_t_tiled = fourccModCode(.broadcom, 1),
|
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broadcom_sand32 = fourccModCode(.broadcom, 2),
|
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broadcom_sand64 = fourccModCode(.broadcom, 3),
|
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broadcom_sand128 = fourccModCode(.broadcom, 4),
|
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broadcom_sand256 = fourccModCode(.broadcom, 5),
|
||||
broadcom_uif = fourccModCode(.broadcom, 6),
|
||||
|
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arm_16x16_block_u_interleaved = armModCode(.misc, 1),
|
||||
|
||||
allwinner_tiled = fourccModCode(.allwinner, 1),
|
||||
|
||||
_, // This enum definately isn't complete so we'll leave it non-exhaustive for now
|
||||
};
|
||||
|
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const Vendor = enum(u8) {
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none = 0,
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intel = 0x01,
|
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amd = 0x02,
|
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nvidia = 0x03,
|
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samsung = 0x04,
|
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qualcomm = 0x05,
|
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vivante = 0x06,
|
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broadcom = 0x07,
|
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arm = 0x08,
|
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allwinner = 0x09,
|
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amlogic = 0x0a,
|
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mtk = 0x0b,
|
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apple = 0x0c,
|
||||
};
|
||||
|
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fn fourccCode(a: u8, b: u8, c: u8, d: u8) u32 {
|
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return @as(u32, a) | (@as(u32, b) << 8) | (@as(u32, c) << 16) | (@as(u32, d) << 24);
|
||||
}
|
||||
|
||||
fn fourccModCode(vendor: Vendor, value: u56) u64 {
|
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return (@as(u64, @intFromEnum(vendor)) << 56) | (value & 0x00ffffffffffffff);
|
||||
}
|
||||
|
||||
fn nvidiaBlockLinear2d(c: u3, s: u1, g: u2, k: u8, h: u4) u64 {
|
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return fourccModCode(.nvidia, 0x10 |
|
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(h & 0xf) |
|
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((k & 0xff) << 12) |
|
||||
((g & 0x3) << 20) |
|
||||
((s & 0x1) << 22) |
|
||||
((c) & 0x7) << 23);
|
||||
}
|
||||
|
||||
fn nvidia16Bx2Block(v: u4) u64 {
|
||||
return nvidiaBlockLinear2d(0, 0, 0, 0, v);
|
||||
}
|
||||
|
||||
const ArmModType = enum(u4) {
|
||||
afbc = 0,
|
||||
misc = 1,
|
||||
afrc = 2,
|
||||
};
|
||||
|
||||
fn armModCode(_type: ArmModType, val: u52) u64 {
|
||||
return fourccModCode(.arm, (@as(u64, @intFromEnum(_type)) << 52) | (val & 0x000fffffffffffff));
|
||||
}
|
||||
Reference in New Issue
Block a user