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backend/mock: fill buffer more efficiently

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This commit is contained in:
Ian Douglas Scott 2024-04-24 13:04:23 -07:00
parent ee1d54a12b
commit 3dd5a28e28
1 changed files with 4 additions and 3 deletions
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7
src/backend/mock.rs
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@ -23,7 +23,7 @@ use futures_channel::mpsc;
use std::{ use std::{
collections::HashSet, collections::HashSet,
fs, fs,
io::Write, io::{self, Write},
sync::{ sync::{
atomic::{AtomicUsize, Ordering}, atomic::{AtomicUsize, Ordering},
Arc, Arc,
@ -38,7 +38,8 @@ use crate::utils;
struct MockObjectId(usize); struct MockObjectId(usize);
fn create_solid_capture_image(r: u8, g: u8, b: u8) -> CaptureImage { fn create_solid_capture_image(r: u8, g: u8, b: u8) -> CaptureImage {
let mut file = fs::File::from(utils::create_memfile().unwrap()); let file = fs::File::from(utils::create_memfile().unwrap());
let mut file = io::BufWriter::new(file);
for i in 0..512 * 512 { for i in 0..512 * 512 {
file.write(&[b, g, r, 255]).unwrap(); file.write(&[b, g, r, 255]).unwrap();
@ -49,7 +50,7 @@ fn create_solid_capture_image(r: u8, g: u8, b: u8) -> CaptureImage {
height: 512, height: 512,
wl_buffer: SubsurfaceBuffer::new(Arc::new( wl_buffer: SubsurfaceBuffer::new(Arc::new(
Shmbuf { Shmbuf {
fd: file.into(), fd: file.into_inner().unwrap().into(),
offset: 0, offset: 0,
width: 512, width: 512,
height: 512, height: 512,