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glbasefilter: Copy metas when they only contain they "video" tag

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Same logic as in `GstVideoFilter`

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3716>
This commit is contained in:
Thibault Saunier 2023-01-12 14:39:20 -03:00
parent 1fe99ebae1
commit d8ba721d82
1 changed files with 28 additions and 0 deletions
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28
subprojects/gst-plugins-base/gst-libs/gst/gl/gstglbasefilter.c
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@ -42,6 +42,10 @@
#define GST_CAT_DEFAULT gst_gl_base_filter_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
/* 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;
struct _GstGLBaseFilterPrivate
{
GstGLContext *other_context;
@ -96,6 +100,8 @@ static void gst_gl_base_filter_default_gl_stop (GstGLBaseFilter * filter);
static gboolean gst_gl_base_filter_find_gl_context_unlocked (GstGLBaseFilter *
filter);
static gboolean gst_gl_base_filter_transform_meta (GstBaseTransform * trans,
GstBuffer * outbuf, GstMeta * meta, GstBuffer * inbuf);
static void
gst_gl_base_filter_class_init (GstGLBaseFilterClass * klass)
{
@ -115,6 +121,8 @@ gst_gl_base_filter_class_init (GstGLBaseFilterClass * klass)
GST_BASE_TRANSFORM_CLASS (klass)->stop = gst_gl_base_filter_stop;
GST_BASE_TRANSFORM_CLASS (klass)->decide_allocation =
gst_gl_base_filter_decide_allocation;
GST_BASE_TRANSFORM_CLASS (klass)->transform_meta =
gst_gl_base_filter_transform_meta;
element_class->set_context = gst_gl_base_filter_set_context;
element_class->change_state = gst_gl_base_filter_change_state;
@ -128,6 +136,8 @@ gst_gl_base_filter_class_init (GstGLBaseFilterClass * klass)
klass->supported_gl_api = GST_GL_API_ANY;
klass->gl_start = gst_gl_base_filter_default_gl_start;
klass->gl_stop = gst_gl_base_filter_default_gl_stop;
meta_tag_video_quark = g_quark_from_static_string (GST_META_TAG_VIDEO_STR);
}
static void
@ -617,6 +627,24 @@ error:
}
}
static gboolean
gst_gl_base_filter_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);
}
/**
* gst_gl_base_filter_find_gl_context:
* @filter: a #GstGLBaseFilter