[Bug 777177] osximagesink: change rank to PRIMARY so it gets picked up by autovideosink

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=777177

Philippe Normand <phil at base-art.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |phil at base-art.net

--- Comment #10 from Philippe Normand <phil at base-art.net> ---
Here's the backtrace:

(lldb) bt
* thread #1, queue = 'com.apple.main-thread', stop reason = signal SIGSTOP
  * frame #0: 0x00007fffdcc05f46 libsystem_kernel.dylib`__semwait_signal + 10
    frame #1: 0x00007fffdcb8cb72 libsystem_c.dylib`nanosleep + 199
    frame #2: 0x000000010aeeabce libglib-2.0.0.dylib`g_usleep + 71
    frame #3: 0x000000010ac6cdf4 gst-launch-1.0`fault_spin at gst-launch.c:113
    frame #4: 0x000000010ac6cd03
gst-launch-1.0`fault_handler_sighandler(signum=11) at gst-launch.c:94
    frame #5: 0x00007fffdcce6b3a libsystem_platform.dylib`_sigtramp + 26
    frame #6: 0x000000010b3e6402 libgstgl-1.0.0.dylib`-[GstGLCAOpenGLLayer
initWithGstGLContext:](self=0x00007f85c1584e50, _cmd="initWithGstGLContext:",
parent_gl_context=0x0000000000000000) at gstglcaopengllayer.m:75
    frame #7: 0x000000010b3e358f
libgstgl-1.0.0.dylib`gst_gl_window_cocoa_create_window(window_cocoa=0x00007f85c2848090)
at gstglwindow_cocoa.m:179 [opt]
    frame #8: 0x00007fffdcaaa524
libdispatch.dylib`_dispatch_call_block_and_release + 12
    frame #9: 0x00007fffdcaa18fc libdispatch.dylib`_dispatch_client_callout + 8
    frame #10: 0x00007fffdcaaeaac
libdispatch.dylib`_dispatch_main_queue_callback_4CF + 925
    frame #11: 0x00007fffc6f68d69
CoreFoundation`__CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ + 9
    frame #12: 0x00007fffc6f2a04d CoreFoundation`__CFRunLoopRun + 2221
    frame #13: 0x00007fffc6f29544 CoreFoundation`CFRunLoopRunSpecific + 420
    frame #14: 0x00007fffc6489ebc HIToolbox`RunCurrentEventLoopInMode + 240
    frame #15: 0x00007fffc6489bf9 HIToolbox`ReceiveNextEventCommon + 184
    frame #16: 0x00007fffc6489b26
HIToolbox`_BlockUntilNextEventMatchingListInModeWithFilter + 71
    frame #17: 0x00007fffc4a22a54 AppKit`_DPSNextEvent + 1120
    frame #18: 0x00007fffc519e7ee AppKit`-[NSApplication(NSEvent)
_nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 2796
    frame #19: 0x000000010aec7b68 libglib-2.0.0.dylib`cocoa_poll_func + 173
    frame #20: 0x000000010aec8a1a libglib-2.0.0.dylib`g_main_context_iterate +
337
    frame #21: 0x000000010aec8cc6 libglib-2.0.0.dylib`g_main_loop_run + 207
    frame #22: 0x000000010ac9c713
libgstreamer-1.0.0.dylib`gst_bus_poll(bus=0x00007f85c2012b20,
events=GST_MESSAGE_ANY, timeout=0) at gstbus.c:1207
    frame #23: 0x000000010ac6b274
gst-launch-1.0`event_loop(pipeline=0x00007f85c20480b0, blocking=0,
do_progress=1, target_state=GST_STATE_PLAYING) at gst-launch.c:555
    frame #24: 0x000000010ac6a920 gst-launch-1.0`main(argc=7,
argv=0x00007fff54f965e8) at gst-launch.c:1156
    frame #25: 0x00007fffdcad7235 libdyld.dylib`start + 1
    frame #26: 0x00007fffdcad7235 libdyld.dylib`start + 1


initWithGstGLContext doesn't check that parent_gl_context is valid. Add that
check makes things work here but I get some more errors:

gst-launch-1.0 -v videotestsrc is-live=1 ! queue ! autovideosink
Setting pipeline to PAUSED ...
Pipeline is live and does not need PREROLL ...

(gst-launch-1.0:81940): GLib-GObject-WARNING **: invalid unclassed pointer in
cast to 'GstGLWindow'

** (gst-launch-1.0:81940): CRITICAL **: gst_gl_window_get_context: assertion
'GST_IS_GL_WINDOW (window)' failed

(gst-launch-1.0:81940): GStreamer-CRITICAL **: gst_object_unref: assertion
'object != NULL' failed

** (gst-launch-1.0:81940): CRITICAL **: gst_gl_context_get_display: assertion
'GST_IS_GL_CONTEXT (context)' failed

** (gst-launch-1.0:81940): CRITICAL **: gst_gl_display_get_gl_api: assertion
'GST_IS_GL_DISPLAY (display)' failed

** (gst-launch-1.0:81940): CRITICAL **: gst_gl_context_new_wrapped: assertion
'(display_api & available_apis) != GST_GL_API_NONE' failed

(gst-launch-1.0:81940): GStreamer-CRITICAL **: gst_object_unref: assertion
'object != NULL' failed
0:00:00.324579000 81940 0x7fa817f0e560 ERROR        glcaopengllayer
gstglcaopengllayer.m:141:-[GstGLCAOpenGLLayer copyCGLContextForPixelFormat:]:
failed to create wrapped context
Got context from element 'autovideosink0': gst.gl.GLDisplay=context,
gst.gl.GLDisplay=(GstGLDisplay)"\(GstGLDisplayCocoa\)\ gldisplaycocoa0";
Setting pipeline to PLAYING ...
New clock: GstSystemClock

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