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First draft at renegotiation on XConfigure event and navigation events.

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Original commit message from CVS:
First draft at renegotiation on XConfigure event and navigation events.
This commit is contained in:
Julien Moutte 2003-11-07 18:00:39 +00:00
parent 3f9d4cbd08
commit 9def6e3c3e
1 changed files with 64 additions and 5 deletions
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69
sys/ximage/ximagesink.c
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@ -288,6 +288,10 @@ gst_ximagesink_xwindow_new (GstXImageSink *ximagesink, gint width, gint height)
0, 0, xwindow->width, xwindow->height,
0, 0, ximagesink->xcontext->black);
XSelectInput (ximagesink->xcontext->disp, xwindow->win, ExposureMask |
StructureNotifyMask | PointerMotionMask | KeyPressMask |
KeyReleaseMask | ButtonPressMask | ButtonReleaseMask);
xwindow->gc = XCreateGC (ximagesink->xcontext->disp,
xwindow->win, 0, &values);
@ -456,9 +460,9 @@ gst_ximagesink_getcaps (GstPad *pad, GstCaps *caps)
return gst_caps_copy (ximagesink->xcontext->caps);
return GST_CAPS_NEW ("ximagesink_rgbsink", "video/x-raw-rgb",
"framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT),
"width", GST_PROPS_INT_RANGE (0, G_MAXINT),
"height", GST_PROPS_INT_RANGE (0, G_MAXINT));
"framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT),
"width", GST_PROPS_INT_RANGE (0, G_MAXINT),
"height", GST_PROPS_INT_RANGE (0, G_MAXINT));
}
static GstPadLinkReturn
@ -548,13 +552,14 @@ gst_ximagesink_chain (GstPad *pad, GstData *_data)
GstBuffer *buf = GST_BUFFER (_data);
GstClockTime time = GST_BUFFER_TIMESTAMP (buf);
GstXImageSink *ximagesink;
XEvent e;
g_return_if_fail (pad != NULL);
g_return_if_fail (GST_IS_PAD (pad));
g_return_if_fail (buf != NULL);
ximagesink = GST_XIMAGESINK (gst_pad_get_parent (pad));
if (GST_IS_EVENT (buf)) {
GstEvent *event = GST_EVENT (buf);
gint64 offset;
@ -602,6 +607,60 @@ gst_ximagesink_chain (GstPad *pad, GstData *_data)
}
gst_buffer_unref (buf);
/* We get all events on our window to throw them upstream */
g_mutex_lock (ximagesink->x_lock);
while (XCheckWindowEvent (ximagesink->xcontext->disp,
ximagesink->xwindow->win,
ExposureMask | StructureNotifyMask |
PointerMotionMask | KeyPressMask |
KeyReleaseMask | ButtonPressMask |
ButtonReleaseMask, &e))
{
GstEvent *event = NULL;
/* We lock only for the X function call */
g_mutex_unlock (ximagesink->x_lock);
switch (e.type)
{
case ConfigureNotify:
/* Window got resized or moved. We do caps negotiation
again to get video scaler to fit that new size */
GST_DEBUG ("ximagesink window is at %d, %d with geometry : %d,%d",
e.xconfigure.x, e.xconfigure.y,
e.xconfigure.width, e.xconfigure.height);
event = gst_event_new (GST_EVENT_RENEGOTIATE);
event->src = GST_OBJECT (ximagesink);
event->event_data.caps.caps = GST_CAPS_NEW (
"ximagesink_videoscaling",
"video/x-raw-rgb",
"width", GST_PROPS_INT (e.xconfigure.width),
"height", GST_PROPS_INT (e.xconfigure.height));
break;
case MotionNotify:
/* Mouse pointer moved over our window. We send upstream
events for interactivity/navigation */
GST_DEBUG ("ximagesink pointer moved over window at %d,%d",
e.xmotion.x, e.xmotion.y);
event = gst_event_new (GST_EVENT_NAVIGATION);
event->src = GST_OBJECT (ximagesink);
event->event_data.caps.caps = GST_CAPS_NEW (
"ximagesink_navigation",
"video/x-raw-rgb",
"pointer_x", GST_PROPS_INT (e.xmotion.x),
"pointer_y", GST_PROPS_INT (e.xmotion.y));
break;
default:
GST_DEBUG ("ximagesink unhandled X event (%d)", e.type);
}
if (event)
gst_pad_send_event (gst_pad_get_peer (pad), event);
g_mutex_lock (ximagesink->x_lock);
}
g_mutex_unlock (ximagesink->x_lock);
}
static void