<html><head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><pre class="lang-c s-code-block" style="margin-top: 0px; margin-bottom: 0px; padding: 12px; border: 0px; font-variant-ligatures: normal; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: 1.30769; vertical-align: baseline; box-sizing: inherit; width: auto; max-height: 600px; overflow: auto; border-top-left-radius: 5px; border-top-right-radius: 5px; border-bottom-right-radius: 5px; border-bottom-left-radius: 5px; color: var(--highlight-color); overflow-wrap: normal; orphans: 2; widows: 2; text-decoration-thickness: initial;"><div style="margin: 0px 0px var(--s-prose-spacing); padding: 0px; border: 0px; font-variant-ligatures: normal; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; vertical-align: baseline; box-sizing: inherit; clear: both; color: rgb(25, 28, 30); white-space: normal; text-decoration-thickness: initial;" class=""><font face="Avenir-Book" class="">Hi,</font></div><div style="margin: 0px 0px var(--s-prose-spacing); padding: 0px; border: 0px; font-variant-ligatures: normal; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; vertical-align: baseline; box-sizing: inherit; clear: both; color: rgb(25, 28, 30); white-space: normal; text-decoration-thickness: initial;" class=""><font face="Avenir-Book" class=""> would like to <strong style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; vertical-align: baseline; box-sizing: inherit;" class="">play and display</strong> my pipeline in my window when I click on the playbutton. It actually works but I have to click like 4 or 5 time on it in order to display the stream.</font></div><div style="margin: 0px 0px var(--s-prose-spacing); padding: 0px; border: 0px; font-variant-ligatures: normal; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; vertical-align: baseline; box-sizing: inherit; clear: both; color: rgb(25, 28, 30); white-space: normal; text-decoration-thickness: initial;" class=""><font face="Avenir-Book" class="">Does anyone have an idea how to display the stream in my window at the first click?</font></div><div style="margin: 0px 0px var(--s-prose-spacing); padding: 0px; border: 0px; font-variant-ligatures: normal; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; vertical-align: baseline; box-sizing: inherit; clear: both; color: rgb(25, 28, 30); white-space: normal; text-decoration-thickness: initial;" class=""><font face="Avenir-Book" class="">P.S : when I comment the function <code style="margin: 0px; padding: 2px 4px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; vertical-align: baseline; box-sizing: inherit; white-space: pre-wrap; color: var(--black-800); border-top-left-radius: 3px; border-top-right-radius: 3px; border-bottom-right-radius: 3px; border-bottom-left-radius: 3px;" class="">realize_cb</code> my pipeline play and display on of course another window but at the first click on the play button</font></div><div style="margin: 0px 0px var(--s-prose-spacing); padding: 0px; border: 0px; font-variant-ligatures: normal; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; vertical-align: baseline; box-sizing: inherit; clear: both; color: rgb(25, 28, 30); white-space: normal; text-decoration-thickness: initial;" class=""><font face="Avenir-Book" class="">Below is my code :</font></div></pre><pre class="lang-c s-code-block" style="margin-top: 0px; margin-bottom: 0px; padding: 12px; border: 0px; font-variant-ligatures: normal; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: 1.30769; font-family: var(--ff-mono); font-size: 13px; vertical-align: baseline; box-sizing: inherit; width: auto; max-height: 600px; overflow: auto; border-top-left-radius: 5px; border-top-right-radius: 5px; border-bottom-right-radius: 5px; border-bottom-left-radius: 5px; color: var(--highlight-color); overflow-wrap: normal; orphans: 2; widows: 2; text-decoration-thickness: initial;"><code class="language-c hljs" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; white-space: inherit;"><span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">include</span> <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);"><string.h></span></span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">include</span> <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);"><gtk/gtk.h></span></span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">include</span> <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);"><gst/gst.h></span></span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">include</span> <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);"><gst/video/videooverlay.h></span></span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">include</span> <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);"><gdk/gdk.h></span></span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">if</span> defined (GDK_WINDOWING_X11)</span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">include</span> <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);"><gdk/gdkx.h></span></span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">elif</span> defined (GDK_WINDOWING_WIN32)</span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">include</span> <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);"><gdk/gdkwin32.h></span></span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">elif</span> defined (GDK_WINDOWING_QUARTZ)</span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">include</span> <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);"><gdk/gdkquartz.h></span></span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">endif</span></span>
<span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* Structure to contain all our information, so we can pass it around */</span>
<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">typedef</span> <span class="hljs-class" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit;"><span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">struct</span> _<span class="hljs-title" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">CustomData</span> {</span>
GstElement *pipeline;
GstElement *sink;
GstVideoOverlay *overlay;
GstBus *bus;
GstState state;
GtkWidget *video_window;<span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* Text widget to display info about the streams */</span>
} CustomData;
<span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* This function is called when the GUI toolkit creates the physical window that will hold the video.
* At this point we can retrieve its handler (which has a different meaning depending on the windowing system)
* and pass it to GStreamer through the VideoOverlay interface. */</span>
<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">static</span> <span class="hljs-type" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">void</span> <span class="hljs-title function_" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">realize_cb</span> <span class="hljs-params" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit;">(CustomData *data)</span> {
guintptr window_handle;
gtk_widget_realize(data->video_window);
GdkWindow *window = gtk_widget_get_window (data->video_window);
<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">if</span> (!gdk_window_ensure_native (window))
g_error (<span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"Couldn't create native window needed for GstVideoOverlay!"</span>);
<span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* Retrieve window handler from GDK */</span>
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">if</span> defined (GDK_WINDOWING_WIN32)</span>
window_handle = (guintptr)GDK_WINDOW_HWND (window);
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">elif</span> defined (GDK_WINDOWING_QUARTZ)</span>
window_handle = gdk_quartz_window_get_nsview (window);
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">elif</span> defined (GDK_WINDOWING_X11)</span>
window_handle = GDK_WINDOW_XID (window);
<span class="hljs-meta" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">#<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">endif</span></span>
<span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* Pass it to pipeline, which implements VideoOverlay and will forward it to the video sink */</span>
gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (data->sink), window_handle);
}
<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">static</span> <span class="hljs-type" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">void</span> <span class="hljs-title function_" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">playing_pipeline</span> <span class="hljs-params" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit;">(GtkButton *button, CustomData *data)</span> {
<span class="hljs-type" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">int</span> m_port=<span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">5200</span>;
GstStateChangeReturn ret;
GError* error = <span class="hljs-literal" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">NULL</span>;
GstElement* source;
GstCaps* caps = gst_caps_new_simple(<span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"application/x-rtp"</span>,
<span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"media"</span>, G_TYPE_STRING, <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"video"</span>,
<span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"payload"</span>, G_TYPE_INT, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">96</span>,
<span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"encoding-name"</span>, G_TYPE_STRING, <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"H264"</span>,
<span class="hljs-literal" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">NULL</span>);
data->pipeline = gst_parse_launch(<span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"udpsrc name=source ! rtpjitterbuffer mode=0 ! rtph264depay ! h264parse ! avdec_h264 ! videoconvert ! xvimagesink name=mysink sync=false "</span>, &error);
data->sink = gst_bin_get_by_name((GstBin*)data->pipeline, <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"mysink"</span>);
source = gst_bin_get_by_name(GST_BIN(data->pipeline), <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"source"</span>);
g_object_set(G_OBJECT(source), <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"caps"</span>, caps, <span class="hljs-literal" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">NULL</span>);
g_object_set(G_OBJECT(source), <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"port"</span>, m_port, <span class="hljs-literal" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">NULL</span>);
data->bus = gst_element_get_bus (data->pipeline);
gst_bus_add_signal_watch (data->bus);
gst_bus_enable_sync_message_emission(data->bus);
gst_object_unref (data->bus);
realize_cb (data);
ret = gst_element_set_state (data->pipeline, GST_STATE_PLAYING);
<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">if</span> (ret == GST_STATE_CHANGE_FAILURE)
{
g_printerr (<span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"Unable to set the pipeline to the playing state.\n"</span>);
gst_object_unref (data->pipeline);
<span class="hljs-built_in" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">exit</span>(<span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">1</span>);
}
}
<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">static</span> gboolean <span class="hljs-title function_" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">draw_cb</span> <span class="hljs-params" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit;">(GtkWidget *widget, <span class="hljs-type" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">cairo_t</span> *cr, CustomData *data)</span> {
<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">if</span> (data->state < GST_STATE_PAUSED) {
GtkAllocation allocation;
<span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* Cairo is a 2D graphics library which we use here to clean the video window.
* It is used by GStreamer for other reasons, so it will always be available to us. */</span>
gtk_widget_get_allocation (widget, &allocation);
cairo_set_source_rgb (cr, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>);
cairo_rectangle (cr, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>, allocation.width, allocation.height);
cairo_fill (cr);
}
<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">return</span> FALSE;
}
<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">static</span> <span class="hljs-type" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">void</span> <span class="hljs-title function_" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">create_ui</span> <span class="hljs-params" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit;">(CustomData *data)</span> {
GtkWidget *main_window; <span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* The uppermost window, containing all other windows */</span>
GtkWidget *main_box; <span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* VBox to hold main_hbox and the controls */</span>
GtkWidget *main_hbox; <span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* HBox to hold the video_window and the stream info text widget */</span>
GtkWidget *controls; <span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* HBox to hold the buttons and the slider */</span>
GtkWidget *play_button;
main_window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
data->video_window = gtk_drawing_area_new ();
gtk_widget_set_double_buffered (data->video_window, FALSE);
g_signal_connect (data->video_window, <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"draw"</span>, G_CALLBACK (draw_cb), data);
play_button = gtk_button_new_from_icon_name (<span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"media-playback-start"</span>, GTK_ICON_SIZE_SMALL_TOOLBAR);
g_signal_connect (G_OBJECT (play_button), <span class="hljs-string" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-variable);">"clicked"</span>, G_CALLBACK (playing_pipeline), data);
controls = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>);
gtk_box_pack_start (GTK_BOX (controls), play_button, FALSE, FALSE, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">2</span>);
main_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>);
gtk_box_pack_start (GTK_BOX (main_hbox), data->video_window, TRUE, TRUE, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>);
main_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>);
gtk_box_pack_start (GTK_BOX (main_box), main_hbox, TRUE, TRUE, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>);
gtk_box_pack_start (GTK_BOX (main_box), controls, FALSE, FALSE, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>);
gtk_container_add (GTK_CONTAINER (main_window), main_box);
gtk_window_set_default_size (GTK_WINDOW (main_window), <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">640</span>, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">480</span>);
gtk_widget_show_all (main_window);
}
<span class="hljs-type" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">int</span> <span class="hljs-title function_" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">main</span> <span class="hljs-params" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit;">(<span class="hljs-type" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">int</span> argc, <span class="hljs-type" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">char</span> **argv)</span>
{
CustomData data;
<span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* Initialize GTK */</span>
gtk_init (&argc, &argv);
<span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* Initialize GStreamer */</span>
gst_init (&argc, &argv);
<span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* Initialize our data structure */</span>
<span class="hljs-built_in" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-literal);">memset</span> (&data, <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>, <span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">sizeof</span> (data));
create_ui (&data);
<span class="hljs-comment" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-comment);">/* Start the GTK main loop. We will not regain control until gtk_main_quit is called. */</span>
gtk_main ();
<span class="hljs-keyword" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-keyword);">return</span> <span class="hljs-number" style="margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-variant-ligatures: inherit; font-variant-position: inherit; font-variant-caps: inherit; font-variant-numeric: inherit; font-variant-alternates: inherit; font-variant-east-asian: inherit; font-stretch: inherit; line-height: inherit; font-family: inherit; vertical-align: baseline; box-sizing: inherit; color: var(--highlight-namespace);">0</span>;
}</code></pre><div class=""><br class=""></div></body></html>