| // Copyright 2018 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| use generated::p_format; |
| |
| macro_rules! fourcc { |
| ($a:expr, $b:expr, $c:expr, $d:expr) => ( |
| Some($a as u32 | ($b as u32) << 8 | ($c as u32) << 16 | ($d as u32) << 24) |
| ) |
| } |
| |
| /// Gets the fourcc that corresponds to the given pipe format, or `None` if the format is |
| /// unrecognized. |
| pub fn pipe_format_fourcc(f: p_format::pipe_format) -> Option<u32> { |
| match f { |
| p_format::PIPE_FORMAT_B8G8R8X8_UNORM => fourcc!('X', 'R', '2', '4'), |
| _ => None, |
| } |
| } |
