[Webkit-unassigned] [Bug 118253] [texmap][GStreamer][GTK] composited video shows tearing on nvidia cards

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=118253





--- Comment #6 from Martin Robinson <mrobinson at webkit.org>  2013-07-04 09:20:24 PST ---
(From update of attachment 206073)
View in context: https://bugs.webkit.org/attachment.cgi?id=206073&action=review

> Source/WebCore/platform/graphics/glx/GLContextGLX.cpp:155
> +        glXSwapInterval = reinterpret_cast<PFNGLXSWAPINTERVALSGIPROC>(glXGetProcAddress(reinterpret_cast<const GLubyte*>("glXSwapIntervalSGI")));

Something like this belongs in OpenGLShims.

> Source/WebCore/platform/graphics/glx/GLContextGLX.cpp:253
> +    if (m_window) {
> +        bool ret = glXMakeCurrent(sharedX11Display(), m_window, m_context);
> +        if (glXSwapInterval)
> +            glXSwapInterval(1);
> +        XSync(sharedX11Display(), False);
> +        return ret;
> +    }

Does it make sense to call this even if we are running under a composited window manager?

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