feat: 优化windows代码 (#183)

* feat: windows 权限调整

* feat: 优化代码

* chore: 更新版本号

---------

Co-authored-by: nashaofu <[email protected]>

Author: nashaofu

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "xcap"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2021"
 description = "XCap is a cross-platform screen capture library written in Rust. It supports Linux (X11, Wayland), MacOS, and Windows. XCap supports screenshot and video recording (WIP)."
 license = "Apache-2.0"

src/windows/capture.rs

@@ -46,7 +46,7 @@ fn to_rgba_image(
 
     unsafe {
         // 读取数据到 buffer 中
-        let is_success = GetDIBits(
+        let is_failed = GetDIBits(
             *box_hdc_mem,
             *box_h_bitmap,
             0,
@@ -56,7 +56,7 @@ fn to_rgba_image(
             DIB_RGB_COLORS,
         ) == 0;
 
-        if is_success {
+        if is_failed {
             return Err(XCapError::new("Get RGBA data failed"));
         }
     };
@@ -152,7 +152,7 @@ pub fn capture_window(
         }
 
         if !is_success {
-            is_success = PrintWindow(hwnd, *box_hdc_mem, PRINT_WINDOW_FLAGS(3)).as_bool();
+            is_success = PrintWindow(hwnd, *box_hdc_mem, PRINT_WINDOW_FLAGS(4)).as_bool();
         }
 
         if !is_success {

src/windows/impl_window.rs

@@ -12,7 +12,9 @@ use windows::{
         Storage::FileSystem::{GetFileVersionInfoSizeW, GetFileVersionInfoW, VerQueryValueW},
         System::{
             ProcessStatus::{GetModuleBaseNameW, GetModuleFileNameExW},
-            Threading::{GetCurrentProcess, GetCurrentProcessId, PROCESS_ALL_ACCESS},
+            Threading::{
+                GetCurrentProcess, GetCurrentProcessId, PROCESS_QUERY_LIMITED_INFORMATION,
+            },
         },
         UI::WindowsAndMessaging::{
             EnumWindows, GetClassNameW, GetWindowInfo, GetWindowLongPtrW, GetWindowTextLengthW,
@@ -216,13 +218,14 @@ fn get_window_pid(hwnd: HWND) -> u32 {
 
 fn get_app_name(pid: u32) -> XCapResult<String> {
     unsafe {
-        let box_process_handle = match BoxProcessHandle::open(PROCESS_ALL_ACCESS, false, pid) {
-            Ok(box_handle) => box_handle,
-            Err(err) => {
-                log::error!("{}", err);
-                return Ok(String::new());
-            }
-        };
+        let box_process_handle =
+            match BoxProcessHandle::open(PROCESS_QUERY_LIMITED_INFORMATION, false, pid) {
+                Ok(box_handle) => box_handle,
+                Err(err) => {
+                    log::error!("{}", err);
+                    return Ok(String::new());
+                }
+            };
 
         let mut filename = [0; MAX_PATH as usize];
         GetModuleFileNameExW(*box_process_handle, None, &mut filename);
@@ -374,7 +377,8 @@ impl ImplWindow {
     pub fn capture_image(&self) -> XCapResult<RgbaImage> {
         // 在win10之后，不同窗口有不同的dpi，所以可能存在截图不全或者截图有较大空白，实际窗口没有填充满图片
         // 如果窗口不感知dpi，那么就不需要缩放，如果当前进程感知dpi，那么也不需要缩放
-        let box_process_handle = BoxProcessHandle::open(PROCESS_ALL_ACCESS, false, self.pid)?;
+        let box_process_handle =
+            BoxProcessHandle::open(PROCESS_QUERY_LIMITED_INFORMATION, false, self.pid)?;
         let window_is_dpi_awareness = get_process_is_dpi_awareness(*box_process_handle)?;
         let current_process_is_dpi_awareness =
             unsafe { get_process_is_dpi_awareness(GetCurrentProcess())? };