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35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
From d42546dda8fdb3d044e715d0a6a1a74cd411acbe Mon Sep 17 00:00:00 2001
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From: Rafostar <40623528+Rafostar@users.noreply.github.com>
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Date: Mon, 5 Apr 2021 18:05:38 +0200
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Subject: [PATCH] GL: Do not set backbuffer on Wayland memory copy
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This aims to workaround a Mesa bug that causes crash on Intel GPUs
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caused by calling "glDrawBuffer (GL_BACK)" on Wayland where
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there is no actual backbuffer in GStreamer OpenGL context.
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---
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gst-libs/gst/gl/gstglmemory.c | 8 +++++++-
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1 file changed, 7 insertions(+), 1 deletion(-)
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diff --git a/gst-libs/gst/gl/gstglmemory.c b/gst-libs/gst/gl/gstglmemory.c
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index 76c04eb1b..cd3481847 100644
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--- a/gst-libs/gst/gl/gstglmemory.c
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+++ b/gst-libs/gst/gl/gstglmemory.c
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@@ -762,7 +762,13 @@ gst_gl_memory_copy_teximage (GstGLMemory * src, guint tex_id,
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gl->DeleteFramebuffers (n_fbos, &fbo[0]);
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if (gl->DrawBuffer)
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- gl->DrawBuffer (GL_BACK);
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+ gl->DrawBuffer (
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+#if GST_GL_HAVE_WINDOW_WAYLAND
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+ GL_NONE
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+#else
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+ GL_BACK
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+#endif
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+ );
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}
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gst_memory_unmap (GST_MEMORY_CAST (src), &sinfo);
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--
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2.28.0
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