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cudabasetransform: Handle video related meta as appropriate

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This implements the same logic as GstVideoFilter

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4731>
This commit is contained in:
Thibault Saunier 2023-05-31 09:39:35 -04:00 committed by GStreamer Marge Bot
parent 8d3f90eb8d
commit 4a4d7821a5
1 changed files with 27 additions and 0 deletions
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27
subprojects/gst-plugins-bad/sys/nvcodec/gstcudabasetransform.c
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@ -34,6 +34,10 @@
GST_DEBUG_CATEGORY_STATIC (gst_cuda_base_transform_debug);
#define GST_CAT_DEFAULT gst_cuda_base_transform_debug
/* cached quark to avoid contention on the global quark table lock */
#define META_TAG_VIDEO meta_tag_video_quark
static GQuark meta_tag_video_quark;
enum
{
PROP_0,
@ -63,6 +67,9 @@ static gboolean gst_cuda_base_transform_query (GstBaseTransform * trans,
GstPadDirection direction, GstQuery * query);
static void gst_cuda_base_transform_before_transform (GstBaseTransform * trans,
GstBuffer * buffer);
static gboolean
gst_cuda_base_transform_transform_meta (GstBaseTransform * trans,
GstBuffer * outbuf, GstMeta * meta, GstBuffer * inbuf);
static void
gst_cuda_base_transform_class_init (GstCudaBaseTransformClass * klass)
@ -100,11 +107,14 @@ gst_cuda_base_transform_class_init (GstCudaBaseTransformClass * klass)
trans_class->query = GST_DEBUG_FUNCPTR (gst_cuda_base_transform_query);
trans_class->before_transform =
GST_DEBUG_FUNCPTR (gst_cuda_base_transform_before_transform);
trans_class->transform_meta =
GST_DEBUG_FUNCPTR (gst_cuda_base_transform_transform_meta);
GST_DEBUG_CATEGORY_INIT (gst_cuda_base_transform_debug,
"cudabasefilter", 0, "cudabasefilter Element");
gst_type_mark_as_plugin_api (GST_TYPE_CUDA_BASE_TRANSFORM, 0);
meta_tag_video_quark = g_quark_from_static_string (GST_META_TAG_VIDEO_STR);
}
static void
@ -346,3 +356,20 @@ out:
return;
}
static gboolean
gst_cuda_base_transform_transform_meta (GstBaseTransform * trans,
GstBuffer * outbuf, GstMeta * meta, GstBuffer * inbuf)
{
const GstMetaInfo *info = meta->info;
const gchar *const *tags;
tags = gst_meta_api_type_get_tags (info->api);
if (!tags || (g_strv_length ((gchar **) tags) == 1
&& gst_meta_api_type_has_tag (info->api, META_TAG_VIDEO)))
return TRUE;
return GST_BASE_TRANSFORM_CLASS (parent_class)->transform_meta (trans, outbuf,
meta, inbuf);
}