From: Good Guy <good1.2guy@gmail.com>
Date: Tue, 18 Mar 2025 15:58:42 +0000 (-0600)
Subject: Credit Andrew -improve screencapture speed so it does not fallback to non-shm capture
X-Git-Tag: 2025-03
X-Git-Url: https://git.cinelerra-gg.org/git/?a=commitdiff_plain;h=ad34f863491e8cd8261fa8ea2edb851a2f24e903;p=goodguy%2Fcinelerra.git

Credit Andrew -improve screencapture speed so it does not fallback to non-shm capture
---

diff --git a/cinelerra-5.1/guicast/bccapture.C b/cinelerra-5.1/guicast/bccapture.C
index d8a55590..a3488898 100644
--- a/cinelerra-5.1/guicast/bccapture.C
+++ b/cinelerra-5.1/guicast/bccapture.C
@@ -167,7 +167,7 @@ int BC_Capture::allocate_data()
 
 // Crashes here if remote server.
 		BC_Resources::error = 0;
-		XShmAttach(display, &shm_info);
+		use_shm = XShmAttach(display, &shm_info);
 		XSync(display, False);
 		if( BC_Resources::error ) {
 			XDestroyImage(ximage);
@@ -236,7 +236,7 @@ int BC_Capture::capture_frame(VFrame *frame, int &x1, int &y1,
 
 // Read the raw data
 	if( use_shm )
-		XShmGetImage(display, rootwin, ximage, x1, y1, 0xffffffff);
+		use_shm = XShmGetImage(display, rootwin, ximage, x1, y1, 0xffffffff);
 	else
 		XGetSubImage(display, rootwin, x1, y1, w, h, 0xffffffff, ZPixmap, ximage, 0, 0);