Revert to read-write perms (#69)

blackjack · Apr 30, 2024 · 1534778 · 1534778
1 parent d456f6c
commit 1534778
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/v4l2.go b/v4l2.go
@@ -499,7 +499,7 @@ func mmapQueryBuffer(fd uintptr, index uint32, length *uint32) (buffer []byte, e
 
 	*length = req.length
 
-	buffer, err = unix.Mmap(int(fd), int64(offset), int(req.length), unix.PROT_READ, unix.MAP_SHARED)
+	buffer, err = unix.Mmap(int(fd), int64(offset), int(req.length), unix.PROT_READ|unix.PROT_WRITE, unix.MAP_SHARED)
 	return
 }
 

diff --git a/webcam.go b/webcam.go
@@ -35,7 +35,7 @@ type Control struct {
 // Checks if device is a v4l2 device and if it is
 // capable to stream video
 func Open(path string) (*Webcam, error) {
-	handle, err := unix.Open(path, unix.O_RDONLY|unix.O_NONBLOCK, 0666)
+	handle, err := unix.Open(path, unix.O_RDWR|unix.O_NONBLOCK, 0666)
 	if err != nil {
 		return nil, err
 	}
-Original file line number
+Diff line change
@@ Expand Up @@
     	*length = req.length
-    	buffer, err = unix.Mmap(int(fd), int64(offset), int(req.length), unix.PROT_READ, unix.MAP_SHARED)
+    	buffer, err = unix.Mmap(int(fd), int64(offset), int(req.length), unix.PROT_READ|unix.PROT_WRITE, unix.MAP_SHARED)
     	return
     }
@@ Expand Down @@