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vulkan: add device to handle_context_query

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This commit is contained in:
Matthew Waters 2016-02-08 14:44:20 +11:00
parent bfab93dabe
commit 7871910bc6
3 changed files with 21 additions and 3 deletions
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2
ext/vulkan/vksink.c
View file

@ -208,7 +208,7 @@ gst_vulkan_sink_query (GstBaseSink * bsink, GstQuery * query)
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CONTEXT:{
res = gst_vulkan_handle_context_query (GST_ELEMENT (vk_sink), query,
&vk_sink->display, &vk_sink->instance);
&vk_sink->display, &vk_sink->instance, &vk_sink->device);
if (res)
return res;

20
ext/vulkan/vkutils.c
View file

@ -292,7 +292,8 @@ gst_vulkan_handle_set_context (GstElement * element, GstContext * context,
gboolean
gst_vulkan_handle_context_query (GstElement * element, GstQuery * query,
GstVulkanDisplay ** display, GstVulkanInstance ** instance)
GstVulkanDisplay ** display, GstVulkanInstance ** instance,
GstVulkanDevice ** device)
{
gboolean res = FALSE;
const gchar *context_type;
@ -303,6 +304,7 @@ gst_vulkan_handle_context_query (GstElement * element, GstQuery * query,
g_return_val_if_fail (GST_QUERY_TYPE (query) != GST_QUERY_CONTEXT, FALSE);
g_return_val_if_fail (display != NULL, FALSE);
g_return_val_if_fail (instance != NULL, FALSE);
g_return_val_if_fail (device != NULL, FALSE);
gst_query_parse_context_type (query, &context_type);
@ -332,6 +334,22 @@ gst_vulkan_handle_context_query (GstElement * element, GstQuery * query,
gst_query_set_context (query, context);
gst_context_unref (context);
res = *instance != NULL;
} else if (g_strcmp0 (context_type, "gst.vulkan.device") == 0) {
GstStructure *s;
gst_query_parse_context (query, &old_context);
if (old_context)
context = gst_context_copy (old_context);
else
context = gst_context_new ("gst.vulkan.device", TRUE);
s = gst_context_writable_structure (context);
gst_structure_set (s, "device", GST_TYPE_VULKAN_DEVICE, *device, NULL);
gst_query_set_context (query, context);
gst_context_unref (context);
res = *instance != NULL;
}

2
ext/vulkan/vkutils.h
View file

@ -30,7 +30,7 @@ gboolean gst_vulkan_ensure_element_data (gpointer element,
gboolean gst_vulkan_handle_set_context (GstElement * element, GstContext * context,
GstVulkanDisplay ** display, GstVulkanInstance ** instance);
gboolean gst_vulkan_handle_context_query (GstElement * element, GstQuery * query,
GstVulkanDisplay ** display, GstVulkanInstance ** instance);
GstVulkanDisplay ** display, GstVulkanInstance ** instance, GstVulkanDevice ** device);
gboolean gst_vulkan_run_query (GstElement * element,
GstQuery * query, GstPadDirection direction);