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gl: colorbalance: Add DMA_DRM passthrough support

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By adding them to additional caps that are only supported in passthrough
mode. They get filtered out otherwise.

This can easily extended to support other caps later.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5948>
This commit is contained in:
Robert Mader 2023-12-22 11:40:37 +01:00 committed by GStreamer Marge Bot
parent 143f661318
commit 7495db8855
1 changed files with 21 additions and 3 deletions
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24
subprojects/gst-plugins-base/ext/gl/gstglcolorbalance.c
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@ -71,17 +71,21 @@ GST_DEBUG_CATEGORY_STATIC (glcolorbalance_debug);
"framerate = " GST_VIDEO_FPS_RANGE ", " \
"texture-target = (string) { 2D, external-oes }"
#define GST_GL_COLOR_BALANCE_VIDEO_CAPS_FULL \
GST_GL_COLOR_BALANCE_VIDEO_CAPS " ; " \
GST_VIDEO_DMA_DRM_CAPS_MAKE
static GstStaticPadTemplate gst_gl_color_balance_element_src_pad_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_GL_COLOR_BALANCE_VIDEO_CAPS));
GST_STATIC_CAPS (GST_GL_COLOR_BALANCE_VIDEO_CAPS_FULL));
static GstStaticPadTemplate gst_gl_color_balance_element_sink_pad_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_GL_COLOR_BALANCE_VIDEO_CAPS));
GST_STATIC_CAPS (GST_GL_COLOR_BALANCE_VIDEO_CAPS_FULL));
/* *INDENT-OFF* */
static const gchar glsl_external_image_extension[] =
@ -139,12 +143,26 @@ static GstCaps *
gcb_transform_internal_caps (GstGLFilter * filter,
GstPadDirection direction, GstCaps * caps, GstCaps * filter_caps)
{
GstCaps *tmp = gst_caps_copy (caps);
static GstStaticCaps static_caps =
GST_STATIC_CAPS (GST_GL_COLOR_BALANCE_VIDEO_CAPS);
GstCaps *non_passthrough_caps = gst_static_caps_get (&static_caps);
GstCaps *tmp;
gint i;
/* If we're not in passthrough mode, we can only output 2D textures,
* but can always receive any compatible texture.
* This function is not called in passthrough mode, so we can do the
* transform unconditionally */
non_passthrough_caps = gst_caps_make_writable (non_passthrough_caps);
for (i = 0; i < gst_caps_get_size (non_passthrough_caps); i++) {
GstStructure *outs = gst_caps_get_structure (non_passthrough_caps, i);
gst_structure_remove_field (outs, "texture-target");
}
tmp = gst_caps_intersect_full (caps, non_passthrough_caps,
GST_CAPS_INTERSECT_FIRST);
gst_caps_unref (non_passthrough_caps);
for (i = 0; i < gst_caps_get_size (tmp); i++) {
GstStructure *outs = gst_caps_get_structure (tmp, i);
if (direction == GST_PAD_SINK) {