From ca8f2b08261aba8461e2ea96508904fa713344b2 Mon Sep 17 00:00:00 2001
From: Matthew Waters <matthew@centricular.com>
Date: Tue, 16 Feb 2016 11:49:24 +1100
Subject: vkdevice: add callback iteration over the device queue's

---
 ext/vulkan/vkdevice.c | 22 ++++++++++++++++++++++
 ext/vulkan/vkdevice.h |  5 +++++
 2 files changed, 27 insertions(+)

(limited to 'ext')

diff --git a/ext/vulkan/vkdevice.c b/ext/vulkan/vkdevice.c
index 54cbe65fe..9bf30f40d 100644
--- a/ext/vulkan/vkdevice.c
+++ b/ext/vulkan/vkdevice.c
@@ -349,6 +349,28 @@ gst_vulkan_device_get_queue (GstVulkanDevice * device, guint32 queue_family,
   return ret;
 }
 
+void
+gst_vulkan_device_foreach_queue (GstVulkanDevice * device,
+    GstVulkanDeviceForEachQueueFunc func, gpointer user_data)
+{
+  gboolean done = FALSE;
+  guint i;
+
+  for (i = 0; i < device->n_queues; i++) {
+    GstVulkanQueue *queue =
+        queue =
+        gst_vulkan_device_get_queue (device, device->queue_family_id, i);
+
+    if (!func (device, queue, user_data))
+      done = TRUE;
+
+    gst_object_unref (queue);
+
+    if (done)
+      break;
+  }
+}
+
 gpointer
 gst_vulkan_device_get_proc_address (GstVulkanDevice * device,
     const gchar * name)
diff --git a/ext/vulkan/vkdevice.h b/ext/vulkan/vkdevice.h
index e8d934ef6..b2b10652f 100644
--- a/ext/vulkan/vkdevice.h
+++ b/ext/vulkan/vkdevice.h
@@ -36,6 +36,8 @@ GType gst_vulkan_device_get_type       (void);
 
 #define GST_VULKAN_DEVICE_CONTEXT_TYPE_STR "gst.vulkan.device"
 
+typedef gboolean (*GstVulkanDeviceForEachQueueFunc) (GstVulkanDevice * device, GstVulkanQueue * queue, gpointer user_data);
+
 struct _GstVulkanDevice
 {
   GstObject parent;
@@ -71,6 +73,9 @@ gboolean            gst_vulkan_device_open                  (GstVulkanDevice * d
 
 gpointer            gst_vulkan_device_get_proc_address      (GstVulkanDevice * device,
                                                              const gchar * name);
+void                gst_vulkan_device_foreach_queue         (GstVulkanDevice * device,
+                                                             GstVulkanDeviceForEachQueueFunc func,
+                                                             gpointer user_data);
 GstVulkanQueue *    gst_vulkan_device_get_queue             (GstVulkanDevice * device,
                                                              guint32 queue_family,
                                                              guint32 queue_i);
-- 
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