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vulkan/decoder: don't initialize function table once

Browse source 
Since it has to be associated with the device and it gets destroyed when the
decoder is freed.

Now it's created when the decoder starts and it's flagged.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6089>
This commit is contained in:
Víctor Manuel Jáquez Leal 2024-02-07 19:03:56 +01:00 committed by GStreamer Marge Bot
parent bf936fa6c0
commit f0c5a853a6
1 changed files with 11 additions and 10 deletions
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21
subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkdecoder.c
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@ -53,6 +53,8 @@ struct _GstVulkanDecoderPrivate
GstVulkanVideoSession session;
GstVulkanVideoCapabilities caps;
VkVideoFormatPropertiesKHR format;
gboolean vk_populated;
GstVulkanVideoFunctions vk;
gboolean started;
@ -71,24 +73,25 @@ static GstVulkanHandle *gst_vulkan_decoder_new_video_session_parameters
(GstVulkanDecoder * self, GstVulkanDecoderParameters * params,
GError ** error);
static gpointer
_populate_function_table (gpointer data)
static gboolean
_populate_function_table (GstVulkanDecoder * self)
{
GstVulkanDecoder *self = GST_VULKAN_DECODER (data);
GstVulkanDecoderPrivate *priv =
gst_vulkan_decoder_get_instance_private (self);
GstVulkanInstance *instance;
gboolean ret = FALSE;
if (priv->vk_populated)
return TRUE;
instance = gst_vulkan_device_get_instance (self->queue->device);
if (!instance) {
GST_ERROR_OBJECT (self, "Failed to get instance from the device");
return GINT_TO_POINTER (FALSE);
return FALSE;
}
ret = gst_vulkan_video_get_vk_functions (instance, &priv->vk);
priv->vk_populated = gst_vulkan_video_get_vk_functions (instance, &priv->vk);
gst_object_unref (instance);
return GINT_TO_POINTER (ret);
return priv->vk_populated;
}
static void
@ -144,7 +147,6 @@ gst_vulkan_decoder_start (GstVulkanDecoder * self,
};
VkVideoSessionCreateInfoKHR session_create;
GstVulkanDecoderParameters empty_params;
static GOnce once = G_ONCE_INIT;
guint i, maxlevel, n_fmts, codec_idx;
GstVideoFormat format = GST_VIDEO_FORMAT_UNKNOWN;
VkFormat vk_format = VK_FORMAT_UNDEFINED;
@ -160,8 +162,7 @@ gst_vulkan_decoder_start (GstVulkanDecoder * self,
g_assert (self->codec == profile->profile.videoCodecOperation);
g_once (&once, _populate_function_table, self);
if (GPOINTER_TO_INT (once.retval) == FALSE) {
if (!_populate_function_table (self)) {
g_set_error (error, GST_VULKAN_ERROR, VK_ERROR_INITIALIZATION_FAILED,
"Couldn't load Vulkan Video functions");
return FALSE;