libgstgl_cocoa_la_SOURCES = \
gstglwindow_cocoa.m \
gstglcontext_cocoa.m \
+ gstgldisplay_cocoa.m \
gstglcaopengllayer.m
noinst_HEADERS = \
+ gstgldisplay_cocoa.h \
gstglwindow_cocoa.h \
gstgl_cocoa_private.h
G_DEFINE_TYPE_WITH_CODE (GstGLContextCocoa, gst_gl_context_cocoa,
GST_GL_TYPE_CONTEXT, GST_DEBUG_CATEGORY_INIT (gst_gl_context_cocoa_debug, "glcontext_cocoa", 0, "Cocoa GL Context"); );
-/* Define this if the GLib patch from
- * https://bugzilla.gnome.org/show_bug.cgi?id=741450
- * is used
- */
-#ifndef GSTREAMER_GLIB_COCOA_NSAPPLICATION
-
-static gboolean gst_gl_window_cocoa_nsapp_iteration (gpointer data);
-
-static GMutex nsapp_lock;
-static GCond nsapp_cond;
-static gint nsapp_count = 0;
-static gint nsapp_source_id = 0;
-
-static gboolean
-gst_gl_window_cocoa_init_nsapp (gpointer data)
-{
- NSAutoreleasePool *pool = nil;
-
- g_mutex_lock (&nsapp_lock);
-
- pool = [[NSAutoreleasePool alloc] init];
-
- /* The sharedApplication class method initializes
- * the display environment and connects your program
- * to the window server and the display server
- */
-
- /* TODO: so consider to create GstGLDisplayCocoa
- * in gst/gl/cocoa/gstgldisplay_cocoa.h/c
- */
-
- /* has to be called in the main thread */
- if ([NSThread isMainThread]) {
- [NSApplication sharedApplication];
-
- GST_DEBUG ("NSApp initialized from a GTimeoutSource");
-
- nsapp_source_id = g_timeout_add (60, gst_gl_window_cocoa_nsapp_iteration, NULL);
- }
-
- [pool release];
-
- g_cond_signal (&nsapp_cond);
- g_mutex_unlock (&nsapp_lock);
-
- return FALSE;
-}
-
-static gboolean
-gst_gl_window_cocoa_nsapp_iteration (gpointer data)
-{
- NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
-
- NSEvent *event = nil;
-
- if ([NSThread isMainThread]) {
-
- while ((event = ([NSApp nextEventMatchingMask:NSAnyEventMask
- untilDate:[NSDate dateWithTimeIntervalSinceNow:0.05]
- inMode:NSDefaultRunLoopMode dequeue:YES])) != nil) {
-
- [NSApp sendEvent:event];
- }
- }
-
- [pool release];
-
- return TRUE;
-}
-
-static void
-gst_gl_context_cocoa_check_nsapp_loop (gboolean activate)
-{
- g_mutex_lock (&nsapp_lock);
-
- if (activate) ++nsapp_count;
- else --nsapp_count;
-
- if (nsapp_count == 0) {
- if (nsapp_source_id)
- g_source_remove (nsapp_source_id);
- nsapp_source_id = 0;
- }
-
- g_mutex_unlock (&nsapp_lock);
-}
-
-static gpointer
-gst_gl_context_cocoa_setup_nsapp (gpointer data)
-{
- NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
-
- /* [NSApplication sharedApplication] will usually be
- * called in your application so it's not necessary
- * to do that the following. Except for debugging
- * purpose like when using gst-launch.
- * So here we handle the two cases where the first
- * GstGLContext is either created in the main thread
- * or from another thread like a streaming thread
- */
-
- if ([NSThread isMainThread]) {
- /* In the main thread so just do the call now */
-
- /* The sharedApplication class method initializes
- * the display environment and connects your program
- * to the window server and the display server
- */
-
- /* TODO: so consider to create GstGLDisplayCocoa
- * in gst/gl/cocoa/gstgldisplay_cocoa.h/c
- */
-
- /* has to be called in the main thread */
- [NSApplication sharedApplication];
-
- GST_DEBUG ("NSApp initialized");
- } else {
- /* Not in the main thread, assume there is a
- * glib main loop running this is for debugging
- * purposes so that's ok to let us a chance
- */
- GMainContext *context;
- gboolean is_loop_running = FALSE;
- gint64 end_time = 0;
-
- context = g_main_context_default ();
-
- if (g_main_context_is_owner (context)) {
- /* At the thread running the default GLib main context but
- * not the Cocoa main thread
- * We can't do anything here
- */
- } else if (g_main_context_acquire (context)) {
- /* No main loop running on the default main context,
- * we can't do anything here */
- g_main_context_release (context);
- } else {
- /* Main loop running on the default main context but it
- * is not running in this thread */
- g_mutex_lock (&nsapp_lock);
- g_idle_add_full (G_PRIORITY_HIGH, gst_gl_window_cocoa_init_nsapp, NULL, NULL);
- end_time = g_get_monotonic_time () + 500 * 1000;
- is_loop_running = g_cond_wait_until (&nsapp_cond, &nsapp_lock, end_time);
- g_mutex_unlock (&nsapp_lock);
-
- if (!is_loop_running) {
- GST_WARNING ("no mainloop running");
- }
- }
- }
-
- [pool release];
-
- return NULL;
-}
-
-#endif
-
static void
gst_gl_context_cocoa_class_init (GstGLContextCocoaClass * klass)
{
CGLError ret;
gint npix;
-#ifndef GSTREAMER_GLIB_COCOA_NSAPPLICATION
- static GOnce once = G_ONCE_INIT;
- g_once (&once, gst_gl_context_cocoa_setup_nsapp, context);
- gst_gl_context_cocoa_check_nsapp_loop (TRUE);
-#endif
-
priv->gl_context = nil;
if (other_context)
priv->external_gl_context = (CGLContextObj) gst_gl_context_get_gl_context (other_context);
window_cocoa);
if (!context_cocoa->priv->gl_context) {
-#ifndef GSTREAMER_GLIB_COCOA_NSAPPLICATION
- gst_gl_context_cocoa_check_nsapp_loop (FALSE);
-#endif
goto error;
}
gst_gl_context_cocoa_destroy_context (GstGLContext *context)
{
/* FIXME: Need to release context and other things? */
-#ifndef GSTREAMER_GLIB_COCOA_NSAPPLICATION
- gst_gl_context_cocoa_check_nsapp_loop (FALSE);
-#endif
}
static guintptr
--- /dev/null
+/*
+ * GStreamer
+ * Copyright (C) 2015 Julien Isorce <julien.isorce@gmail.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GST_GL_DISPLAY_COCOA_H__
+#define __GST_GL_DISPLAY_COCOA_H__
+
+#include <gst/gst.h>
+
+#include <gst/gl/gstgl_fwd.h>
+#include <gst/gl/gstgldisplay.h>
+
+G_BEGIN_DECLS
+
+GType gst_gl_display_cocoa_get_type (void);
+
+#define GST_TYPE_GL_DISPLAY_COCOA (gst_gl_display_cocoa_get_type())
+#define GST_GL_DISPLAY_COCOA(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_DISPLAY_COCOA,GstGLDisplayCocoa))
+#define GST_GL_DISPLAY_COCOA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_GL_DISPLAY_COCOA,GstGLDisplayCocoaClass))
+#define GST_IS_GL_DISPLAY_COCOA(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_DISPLAY_COCOA))
+#define GST_IS_GL_DISPLAY_COCOA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_GL_DISPLAY_COCOA))
+#define GST_GL_DISPLAY_COCOA_CAST(obj) ((GstGLDisplayCocoa*)(obj))
+
+typedef struct _GstGLDisplayCocoa GstGLDisplayCocoa;
+typedef struct _GstGLDisplayCocoaClass GstGLDisplayCocoaClass;
+
+/**
+ * GstGLDisplayCocoa:
+ *
+ * Initialized NSApp if the application has not done it.
+ */
+struct _GstGLDisplayCocoa
+{
+ GstGLDisplay parent;
+};
+
+struct _GstGLDisplayCocoaClass
+{
+ GstGLDisplayClass object_class;
+};
+
+GstGLDisplayCocoa *gst_gl_display_cocoa_new (void);
+
+G_END_DECLS
+
+#endif /* __GST_GL_DISPLAY_COCOA_H__ */
--- /dev/null
+/*
+ * GStreamer
+ * Copyright (C) 2015 Julien Isorce <julien.isorce@gmail.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <Cocoa/Cocoa.h>
+
+#include <gst/gl/cocoa/gstgldisplay_cocoa.h>
+
+GST_DEBUG_CATEGORY_STATIC (gst_gl_display_debug);
+#define GST_CAT_DEFAULT gst_gl_display_debug
+
+G_DEFINE_TYPE (GstGLDisplayCocoa, gst_gl_display_cocoa, GST_TYPE_GL_DISPLAY);
+
+static void gst_gl_display_cocoa_finalize (GObject * object);
+static guintptr gst_gl_display_cocoa_get_handle (GstGLDisplay * display);
+
+/* Define this if the GLib patch from
+ * https://bugzilla.gnome.org/show_bug.cgi?id=741450
+ * is used
+ */
+#ifndef GSTREAMER_GLIB_COCOA_NSAPPLICATION
+
+static GstGLDisplayCocoa *singleton = NULL;
+static gint nsapp_source_id = 0;
+static GMutex nsapp_lock;
+static GCond nsapp_cond;
+
+static gboolean
+gst_gl_display_cocoa_nsapp_iteration (gpointer data)
+{
+ NSAutoreleasePool *pool = nil;
+ NSEvent *event = nil;
+
+ if (![NSThread isMainThread]) {
+ GST_WARNING ("NSApp iteration not running in the main thread");
+ return FALSE;
+ }
+
+ pool = [[NSAutoreleasePool alloc] init];
+
+ while ((event = ([NSApp nextEventMatchingMask:NSAnyEventMask
+ untilDate:[NSDate dateWithTimeIntervalSinceNow:0.05]
+ inMode:NSDefaultRunLoopMode dequeue:YES])) != nil) {
+ [NSApp sendEvent:event];
+ }
+
+ [pool release];
+
+ return TRUE;
+}
+
+static void
+gst_gl_display_cocoa_open_and_attach_source (gpointer data)
+{
+ NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+ if ([NSThread isMainThread]) {
+ /* The sharedApplication class method initializes
+ * the display environment and connects your program
+ * to the window server and the display server.
+ * It has to be done in the main thread.
+ */
+ [NSApplication sharedApplication];
+
+ GST_DEBUG ("Custom NSApp initialization done");
+
+ nsapp_source_id = g_timeout_add (60, gst_gl_display_cocoa_nsapp_iteration,
+ NULL);
+
+ GST_DEBUG ("NSApp iteration loop attached, id %d", nsapp_source_id);
+ }
+
+ [pool release];
+}
+
+static gboolean
+gst_gl_display_cocoa_init_nsapp (gpointer data)
+{
+ g_mutex_lock (&nsapp_lock);
+
+ gst_gl_display_cocoa_open_and_attach_source (data);
+
+ g_cond_signal (&nsapp_cond);
+ g_mutex_unlock (&nsapp_lock);
+
+ return FALSE;
+}
+
+static GstGLDisplayCocoa *
+gst_gl_display_cocoa_setup_nsapp (gpointer data)
+{
+ GMainContext *context = g_main_context_default ();
+ gint delta_ms = 0;
+
+ g_mutex_lock (&nsapp_lock);
+
+ if (singleton) {
+ GST_DEBUG ("Get existing display");
+ singleton = gst_object_ref (singleton);
+ g_mutex_unlock (&nsapp_lock);
+ return singleton;
+ }
+
+ if (NSApp != nil && !singleton) {
+ GstGLDisplayCocoa *ret = g_object_new (GST_TYPE_GL_DISPLAY_COCOA, NULL);
+ g_mutex_unlock (&nsapp_lock);
+ return ret;
+ }
+
+ /* All application have to start with [NSApplication sharedApplication]
+ * so if NSApp is nil here let's assume this is a debugging application
+ * that runs a glib main loop. */
+ g_assert (NSApp == nil);
+
+ GST_DEBUG ("The application has not initialized NSApp");
+
+ if ([NSThread isMainThread]) {
+
+ GST_DEBUG ("Setting up NSApp from the main thread");
+ if (g_main_context_is_owner (context)) {
+ GST_DEBUG ("The main thread own the context");
+ gst_gl_display_cocoa_open_and_attach_source (data);
+ } else if (g_main_context_acquire (context)) {
+ GST_DEBUG ("The main loop should be shortly running in the main thread");
+ gst_gl_display_cocoa_open_and_attach_source (data);
+ g_main_context_release (context);
+ } else {
+ GST_WARNING ("Main loop running in another thread");
+ }
+ } else {
+
+ GST_DEBUG ("Setting up NSApp not from the main thread");
+
+ if (g_main_context_is_owner (context)) {
+ GST_WARNING ("Default context not own by the main thread");
+ delta_ms = -1;
+ } else if (g_main_context_acquire (context)) {
+ GST_DEBUG ("The main loop should be shortly running in the main thread");
+ delta_ms = 1000;
+ g_main_context_release (context);
+ } else {
+ GST_DEBUG ("Main loop running in main thread");
+ delta_ms = 500;
+ }
+
+ if (delta_ms > 0) {
+ gint64 end_time = g_get_monotonic_time () + delta_ms * 1000;;
+ g_idle_add_full (G_PRIORITY_HIGH, gst_gl_display_cocoa_init_nsapp, data, NULL);
+ g_cond_wait_until (&nsapp_cond, &nsapp_lock, end_time);
+ }
+ }
+
+ if (NSApp == nil) {
+ GST_ERROR ("Custom NSApp initialization failed");
+ } else {
+ GST_DEBUG ("Create display");
+ singleton = g_object_new (GST_TYPE_GL_DISPLAY_COCOA, NULL);
+ }
+
+ g_mutex_unlock (&nsapp_lock);
+
+ return singleton;
+}
+
+#endif
+
+static void
+gst_gl_display_cocoa_class_init (GstGLDisplayCocoaClass * klass)
+{
+ GST_GL_DISPLAY_CLASS (klass)->get_handle =
+ GST_DEBUG_FUNCPTR (gst_gl_display_cocoa_get_handle);
+
+ G_OBJECT_CLASS (klass)->finalize = gst_gl_display_cocoa_finalize;
+}
+
+static void
+gst_gl_display_cocoa_init (GstGLDisplayCocoa * display_cocoa)
+{
+ GstGLDisplay *display = (GstGLDisplay *) display_cocoa;
+ display->type = GST_GL_DISPLAY_TYPE_COCOA;
+}
+
+static void
+gst_gl_display_cocoa_finalize (GObject * object)
+{
+#ifndef GSTREAMER_GLIB_COCOA_NSAPPLICATION
+ g_mutex_lock (&nsapp_lock);
+ if (singleton) {
+ GST_DEBUG ("Destroy display");
+ singleton = NULL;
+ if (nsapp_source_id) {
+ GST_DEBUG ("Remove NSApp loop iteration, id %d", nsapp_source_id);
+ g_source_remove (nsapp_source_id);
+ }
+ nsapp_source_id = 0;
+ g_mutex_unlock (&nsapp_lock);
+ }
+ g_mutex_unlock (&nsapp_lock);
+#endif
+
+ G_OBJECT_CLASS (gst_gl_display_cocoa_parent_class)->finalize (object);
+}
+
+/**
+ * gst_gl_display_cocoa_new:
+ *
+ * Create a new #GstGLDisplayCocoa.
+ *
+ * Returns: (transfer full): a new #GstGLDisplayCocoa or %NULL
+ */
+GstGLDisplayCocoa *
+gst_gl_display_cocoa_new (void)
+{
+ GST_DEBUG_CATEGORY_GET (gst_gl_display_debug, "gldisplay");
+
+#ifndef GSTREAMER_GLIB_COCOA_NSAPPLICATION
+ return gst_gl_display_cocoa_setup_nsapp (NULL);
+#else
+ return g_object_new (GST_TYPE_GL_DISPLAY_COCOA, NULL);
+#endif
+}
+
+static guintptr
+gst_gl_display_cocoa_get_handle (GstGLDisplay * display)
+{
+ return (guintptr) NSApp;
+}
#include "gl.h"
#include "gstgldisplay.h"
+#if GST_GL_HAVE_WINDOW_COCOA
+#include <gst/gl/cocoa/gstgldisplay_cocoa.h>
+#endif
#if GST_GL_HAVE_WINDOW_X11
#include <gst/gl/x11/gstgldisplay_x11.h>
#endif
GST_STR_NULL (user_choice), GST_STR_NULL (platform_choice));
#if GST_GL_HAVE_WINDOW_COCOA
- if (!display && (!user_choice || g_strstr_len (user_choice, 5, "cocoa")))
- display = g_object_new (GST_TYPE_GL_DISPLAY, NULL);
+ if (!display && (!user_choice || g_strstr_len (user_choice, 5, "cocoa"))) {
+ display = GST_GL_DISPLAY (gst_gl_display_cocoa_new ());
+ if (!display)
+ return NULL;
+ }
#endif
#if GST_GL_HAVE_WINDOW_X11
if (!display && (!user_choice || g_strstr_len (user_choice, 3, "x11")))