From 0d0957cea5b451e9b89a0d719f3d247017d581b3 Mon Sep 17 00:00:00 2001
From: rustdesk <info@rustdesk.com>
Date: Mon, 26 Dec 2022 17:44:29 +0800
Subject: [PATCH] remove u128 compare

---
 libs/scrap/src/common/android.rs   | 2 +-
 libs/scrap/src/common/mod.rs       | 4 ++--
 libs/scrap/src/common/quartz.rs    | 2 +-
 libs/scrap/src/dxgi/mod.rs         | 2 +-
 libs/scrap/src/wayland/pipewire.rs | 2 +-
 libs/scrap/src/x11/capturer.rs     | 2 +-
 6 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/libs/scrap/src/common/android.rs b/libs/scrap/src/common/android.rs
index 949188712..8daf8e4bb 100644
--- a/libs/scrap/src/common/android.rs
+++ b/libs/scrap/src/common/android.rs
@@ -13,7 +13,7 @@ lazy_static! {
 pub struct Capturer {
     display: Display,
     bgra: Vec<u8>,
-    saved_raw_data: Vec<u128>, // for faster compare and copy
+    saved_raw_data: Vec<u8>, // for faster compare and copy
 }
 
 impl Capturer {
diff --git a/libs/scrap/src/common/mod.rs b/libs/scrap/src/common/mod.rs
index 82f65537b..0e2f998df 100644
--- a/libs/scrap/src/common/mod.rs
+++ b/libs/scrap/src/common/mod.rs
@@ -44,8 +44,8 @@ pub mod record;
 mod vpx;
 
 #[inline]
-pub fn would_block_if_equal(old: &mut Vec<u128>, b: &[u8]) -> std::io::Result<()> {
-    let b = unsafe { std::slice::from_raw_parts::<u128>(b.as_ptr() as _, b.len() / 16) };
+pub fn would_block_if_equal(old: &mut Vec<u8>, b: &[u8]) -> std::io::Result<()> {
+    // does this really help?
     if b == &old[..] {
         return Err(std::io::ErrorKind::WouldBlock.into());
     }
diff --git a/libs/scrap/src/common/quartz.rs b/libs/scrap/src/common/quartz.rs
index 6e29c2441..a02d55ebb 100644
--- a/libs/scrap/src/common/quartz.rs
+++ b/libs/scrap/src/common/quartz.rs
@@ -8,7 +8,7 @@ pub struct Capturer {
     frame: Arc<Mutex<Option<quartz::Frame>>>,
     use_yuv: bool,
     i420: Vec<u8>,
-    saved_raw_data: Vec<u128>, // for faster compare and copy
+    saved_raw_data: Vec<u8>, // for faster compare and copy
 }
 
 impl Capturer {
diff --git a/libs/scrap/src/dxgi/mod.rs b/libs/scrap/src/dxgi/mod.rs
index 6b60b256d..5829686b5 100644
--- a/libs/scrap/src/dxgi/mod.rs
+++ b/libs/scrap/src/dxgi/mod.rs
@@ -50,7 +50,7 @@ pub struct Capturer {
     rotated: Vec<u8>,
     gdi_capturer: Option<CapturerGDI>,
     gdi_buffer: Vec<u8>,
-    saved_raw_data: Vec<u128>, // for faster compare and copy
+    saved_raw_data: Vec<u8>, // for faster compare and copy
 }
 
 impl Capturer {
diff --git a/libs/scrap/src/wayland/pipewire.rs b/libs/scrap/src/wayland/pipewire.rs
index abbdf3f25..c1c84f98e 100644
--- a/libs/scrap/src/wayland/pipewire.rs
+++ b/libs/scrap/src/wayland/pipewire.rs
@@ -123,7 +123,7 @@ pub struct PipeWireRecorder {
     appsink: AppSink,
     width: usize,
     height: usize,
-    saved_raw_data: Vec<u128>, // for faster compare and copy
+    saved_raw_data: Vec<u8>, // for faster compare and copy
 }
 
 impl PipeWireRecorder {
diff --git a/libs/scrap/src/x11/capturer.rs b/libs/scrap/src/x11/capturer.rs
index ed424c35a..0dcfcfdab 100644
--- a/libs/scrap/src/x11/capturer.rs
+++ b/libs/scrap/src/x11/capturer.rs
@@ -14,7 +14,7 @@ pub struct Capturer {
     size: usize,
     use_yuv: bool,
     yuv: Vec<u8>,
-    saved_raw_data: Vec<u128>, // for faster compare and copy
+    saved_raw_data: Vec<u8>, // for faster compare and copy
 }
 
 impl Capturer {