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gl/cocoa: make gst_gl_window_cocoa_send_message_async re-entrant

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Backends that use g_main_context_invoke are re-entrant.

Il allows to call two nested gst_gl_context_thread_add.
ex: init_upload / init_colorconvert
This commit is contained in:
Julien Isorce 2014-04-12 17:33:44 +01:00
parent 0bd53c9ccb
commit 6b2c24d0c4
1 changed files with 13 additions and 6 deletions
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19
gst-libs/gst/gl/cocoa/gstglwindow_cocoa.m
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@ -334,13 +334,20 @@ gst_gl_window_cocoa_send_message_async (GstGLWindow * window,
if (window) {
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
AppThreadPerformer* app_thread_performer = [[AppThreadPerformer alloc]
initWithAll:window_cocoa callback:callback userData:data];
/* performSelector is not re-entrant so do it manually */
if (G_UNLIKELY ([NSThread currentThread] == priv->thread)) {
if (callback)
callback (data);
} else {
AppThreadPerformer* app_thread_performer =
[[AppThreadPerformer alloc] initWithAll:window_cocoa
callback:callback userData:data];
[app_thread_performer performSelector:@selector(sendToApp) onThread:priv->thread
withObject:nil waitUntilDone:NO];
[pool release];
[app_thread_performer performSelector:@selector(sendToApp)
onThread:priv->thread withObject:nil waitUntilDone:NO];
[pool release];
}
}
}