d3d11: Reorganize class hierarchy of convert elements

AS-IS:
D3D11Convert class is baseclass of D3D11ColorConvert and D3D11Scale
* GstD3D11Convert
  |_ GstD3D11ColorConvert
  |_ GstD3D11Scale

TO-BE:
Introducing a new base class for color conversion and/or rescale elements
* GstD3D11BaseConvert
  |_ GstD3D11Convert
  |_ GstD3D11ColorConvert
  |_ GstD3D11Scale

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2029>
This commit is contained in:
Seungha Yang 2021-02-21 20:38:37 +09:00
parent 7330ea8dbf
commit 6c6237fe50
2 changed files with 187 additions and 118 deletions

View file

@ -22,27 +22,6 @@
* Boston, MA 02110-1301, USA.
*/
/**
* SECTION:element-d3d11convert
* @title: d3d11colorconvert
*
* This element resizes video frames and change color space.
* By default the element will try to negotiate to the same size on the source
* and sinkpad so that no scaling is needed.
* It is therefore safe to insert this element in a pipeline to
* get more robust behaviour without any cost if no scaling is needed.
*
* ## Example launch line
* |[
* gst-launch-1.0 -v videotestsrc ! video/x-raw,format=NV12 ! d3d11upload ! d3d11convert ! d3d11videosink
* ]|
* This will output a test video (generated in NV12 format) in a video
* window. If the video sink selected does not support NV12
* d3d11colorconvert will automatically convert the video to a format understood
* by the video sink.
*
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
@ -70,7 +49,7 @@ static GstStaticCaps src_template_caps =
GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION,
GST_D3D11_SRC_FORMATS));
struct _GstD3D11Convert
struct _GstD3D11BaseConvert
{
GstD3D11BaseFilter parent;
@ -93,42 +72,42 @@ struct _GstD3D11Convert
D3D11_BOX out_src_box;
};
struct _GstD3D11ColorConvert
{
GstD3D11Convert parent;
};
/**
* GstD3D11BaseConvert:
*
* A baseclass implementation for d3d11 convert elements
*
* Since: 1.20
*/
#define gst_d3d11_base_convert_parent_class parent_class
G_DEFINE_ABSTRACT_TYPE_WITH_CODE (GstD3D11BaseConvert, gst_d3d11_base_convert,
GST_TYPE_D3D11_BASE_FILTER,
GST_DEBUG_CATEGORY_INIT (gst_d3d11_convert_debug, "d3d11convert", 0,
"d3d11convert"));
struct _GstD3D11Scale
{
GstD3D11Convert parent;
};
#define gst_d3d11_convert_parent_class parent_class
G_DEFINE_TYPE (GstD3D11Convert, gst_d3d11_convert, GST_TYPE_D3D11_BASE_FILTER);
static void gst_d3d11_convert_dispose (GObject * object);
static GstCaps *gst_d3d11_convert_transform_caps (GstBaseTransform *
static void gst_d3d11_base_convert_dispose (GObject * object);
static GstCaps *gst_d3d11_base_convert_transform_caps (GstBaseTransform *
trans, GstPadDirection direction, GstCaps * caps, GstCaps * filter);
static GstCaps *gst_d3d11_convert_fixate_caps (GstBaseTransform *
static GstCaps *gst_d3d11_base_convert_fixate_caps (GstBaseTransform *
base, GstPadDirection direction, GstCaps * caps, GstCaps * othercaps);
static gboolean gst_d3d11_convert_filter_meta (GstBaseTransform * trans,
static gboolean gst_d3d11_base_convert_filter_meta (GstBaseTransform * trans,
GstQuery * query, GType api, const GstStructure * params);
static gboolean
gst_d3d11_convert_propose_allocation (GstBaseTransform * trans,
gst_d3d11_base_convert_propose_allocation (GstBaseTransform * trans,
GstQuery * decide_query, GstQuery * query);
static gboolean
gst_d3d11_convert_decide_allocation (GstBaseTransform * trans,
gst_d3d11_base_convert_decide_allocation (GstBaseTransform * trans,
GstQuery * query);
static GstFlowReturn gst_d3d11_convert_transform (GstBaseTransform *
static GstFlowReturn gst_d3d11_base_convert_transform (GstBaseTransform *
trans, GstBuffer * inbuf, GstBuffer * outbuf);
static gboolean gst_d3d11_convert_set_info (GstD3D11BaseFilter * filter,
static gboolean gst_d3d11_base_convert_set_info (GstD3D11BaseFilter * filter,
GstCaps * incaps, GstVideoInfo * in_info, GstCaps * outcaps,
GstVideoInfo * out_info);
/* copies the given caps */
static GstCaps *
gst_d3d11_convert_caps_remove_format_info (GstCaps * caps)
gst_d3d11_base_convert_caps_remove_format_info (GstCaps * caps)
{
GstStructure *st;
GstCapsFeatures *f;
@ -165,7 +144,7 @@ gst_d3d11_convert_caps_remove_format_info (GstCaps * caps)
}
static GstCaps *
gst_d3d11_convert_caps_rangify_size_info (GstCaps * caps)
gst_d3d11_base_convert_caps_rangify_size_info (GstCaps * caps)
{
GstStructure *st;
GstCapsFeatures *f;
@ -208,7 +187,7 @@ gst_d3d11_convert_caps_rangify_size_info (GstCaps * caps)
}
static GstCaps *
gst_d3d11_convert_caps_remove_format_and_rangify_size_info (GstCaps * caps)
gst_d3d11_base_convert_caps_remove_format_and_rangify_size_info (GstCaps * caps)
{
GstStructure *st;
GstCapsFeatures *f;
@ -252,7 +231,7 @@ gst_d3d11_convert_caps_remove_format_and_rangify_size_info (GstCaps * caps)
}
static void
gst_d3d11_convert_class_init (GstD3D11ConvertClass * klass)
gst_d3d11_base_convert_class_init (GstD3D11BaseConvertClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
@ -260,7 +239,7 @@ gst_d3d11_convert_class_init (GstD3D11ConvertClass * klass)
GstD3D11BaseFilterClass *bfilter_class = GST_D3D11_BASE_FILTER_CLASS (klass);
GstCaps *caps;
gobject_class->dispose = gst_d3d11_convert_dispose;
gobject_class->dispose = gst_d3d11_base_convert_dispose;
caps = gst_d3d11_get_updated_template_caps (&sink_template_caps);
gst_element_class_add_pad_template (element_class,
@ -272,38 +251,32 @@ gst_d3d11_convert_class_init (GstD3D11ConvertClass * klass)
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS, caps));
gst_caps_unref (caps);
gst_element_class_set_static_metadata (element_class,
"Direct3D11 colorspace converter and scaler",
"Filter/Converter/Scaler/Video/Hardware",
"Resizes video and allow color conversion using D3D11",
"Seungha Yang <seungha.yang@navercorp.com>, "
"Jeongki Kim <jeongki.kim@jeongki.kim>");
trans_class->passthrough_on_same_caps = TRUE;
trans_class->transform_caps =
GST_DEBUG_FUNCPTR (gst_d3d11_convert_transform_caps);
trans_class->fixate_caps = GST_DEBUG_FUNCPTR (gst_d3d11_convert_fixate_caps);
trans_class->filter_meta = GST_DEBUG_FUNCPTR (gst_d3d11_convert_filter_meta);
GST_DEBUG_FUNCPTR (gst_d3d11_base_convert_transform_caps);
trans_class->fixate_caps =
GST_DEBUG_FUNCPTR (gst_d3d11_base_convert_fixate_caps);
trans_class->filter_meta =
GST_DEBUG_FUNCPTR (gst_d3d11_base_convert_filter_meta);
trans_class->propose_allocation =
GST_DEBUG_FUNCPTR (gst_d3d11_convert_propose_allocation);
GST_DEBUG_FUNCPTR (gst_d3d11_base_convert_propose_allocation);
trans_class->decide_allocation =
GST_DEBUG_FUNCPTR (gst_d3d11_convert_decide_allocation);
trans_class->transform = GST_DEBUG_FUNCPTR (gst_d3d11_convert_transform);
GST_DEBUG_FUNCPTR (gst_d3d11_base_convert_decide_allocation);
trans_class->transform = GST_DEBUG_FUNCPTR (gst_d3d11_base_convert_transform);
bfilter_class->set_info = GST_DEBUG_FUNCPTR (gst_d3d11_convert_set_info);
bfilter_class->set_info = GST_DEBUG_FUNCPTR (gst_d3d11_base_convert_set_info);
GST_DEBUG_CATEGORY_INIT (gst_d3d11_convert_debug,
"d3d11convert", 0, "d3d11convert element");
gst_type_mark_as_plugin_api (GST_TYPE_D3D11_BASE_CONVERT, 0);
}
static void
gst_d3d11_convert_init (GstD3D11Convert * self)
gst_d3d11_base_convert_init (GstD3D11BaseConvert * self)
{
}
static void
gst_d3d11_convert_clear_shader_resource (GstD3D11Convert * self)
gst_d3d11_base_convert_clear_shader_resource (GstD3D11BaseConvert * self)
{
gint i;
@ -339,24 +312,24 @@ gst_d3d11_convert_clear_shader_resource (GstD3D11Convert * self)
}
static void
gst_d3d11_convert_dispose (GObject * object)
gst_d3d11_base_convert_dispose (GObject * object)
{
GstD3D11Convert *self = GST_D3D11_CONVERT (object);
GstD3D11BaseConvert *self = GST_D3D11_BASE_CONVERT (object);
gst_d3d11_convert_clear_shader_resource (self);
gst_d3d11_base_convert_clear_shader_resource (self);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static GstCaps *
gst_d3d11_convert_transform_caps (GstBaseTransform *
gst_d3d11_base_convert_transform_caps (GstBaseTransform *
trans, GstPadDirection direction, GstCaps * caps, GstCaps * filter)
{
GstCaps *tmp, *tmp2;
GstCaps *result;
/* Get all possible caps that we can transform to */
tmp = gst_d3d11_convert_caps_remove_format_and_rangify_size_info (caps);
tmp = gst_d3d11_base_convert_caps_remove_format_and_rangify_size_info (caps);
if (filter) {
tmp2 = gst_caps_intersect_full (filter, tmp, GST_CAPS_INTERSECT_FIRST);
@ -497,7 +470,7 @@ score_value (GstBaseTransform * base, const GstVideoFormatInfo * in_info,
}
static void
gst_d3d11_convert_fixate_format (GstBaseTransform * trans,
gst_d3d11_base_convert_fixate_format (GstBaseTransform * trans,
GstCaps * caps, GstCaps * result)
{
GstStructure *ins, *outs;
@ -559,7 +532,7 @@ gst_d3d11_convert_fixate_format (GstBaseTransform * trans,
}
static GstCaps *
gst_d3d11_convert_get_fixed_format (GstBaseTransform * trans,
gst_d3d11_base_convert_get_fixed_format (GstBaseTransform * trans,
GstPadDirection direction, GstCaps * caps, GstCaps * othercaps)
{
GstCaps *result;
@ -570,7 +543,7 @@ gst_d3d11_convert_get_fixed_format (GstBaseTransform * trans,
result = gst_caps_copy (othercaps);
}
gst_d3d11_convert_fixate_format (trans, caps, result);
gst_d3d11_base_convert_fixate_format (trans, caps, result);
/* fixate remaining fields */
result = gst_caps_fixate (result);
@ -585,13 +558,12 @@ gst_d3d11_convert_get_fixed_format (GstBaseTransform * trans,
}
static GstCaps *
gst_d3d11_convert_fixate_size (GstBaseTransform * base,
gst_d3d11_base_convert_fixate_size (GstBaseTransform * base,
GstPadDirection direction, GstCaps * caps, GstCaps * othercaps)
{
GstStructure *ins, *outs;
const GValue *from_par, *to_par;
GValue fpar = { 0, }, tpar = {
0,};
GValue fpar = G_VALUE_INIT, tpar = G_VALUE_INIT;
othercaps = gst_caps_truncate (othercaps);
othercaps = gst_caps_make_writable (othercaps);
@ -1021,7 +993,7 @@ done:
}
static GstCaps *
gst_d3d11_convert_fixate_caps (GstBaseTransform * base,
gst_d3d11_base_convert_fixate_caps (GstBaseTransform * base,
GstPadDirection direction, GstCaps * caps, GstCaps * othercaps)
{
GstCaps *format = NULL;
@ -1030,7 +1002,7 @@ gst_d3d11_convert_fixate_caps (GstBaseTransform * base,
"trying to fixate othercaps %" GST_PTR_FORMAT " based on caps %"
GST_PTR_FORMAT, othercaps, caps);
format = gst_d3d11_convert_get_fixed_format (base, direction, caps,
format = gst_d3d11_base_convert_get_fixed_format (base, direction, caps,
othercaps);
if (gst_caps_is_empty (format)) {
@ -1039,7 +1011,8 @@ gst_d3d11_convert_fixate_caps (GstBaseTransform * base,
}
/* convert mode is "all" or "size" here */
othercaps = gst_d3d11_convert_fixate_size (base, direction, caps, othercaps);
othercaps =
gst_d3d11_base_convert_fixate_size (base, direction, caps, othercaps);
if (gst_caps_get_size (othercaps) == 1) {
gint i;
@ -1067,7 +1040,7 @@ gst_d3d11_convert_fixate_caps (GstBaseTransform * base,
}
static gboolean
gst_d3d11_convert_filter_meta (GstBaseTransform * trans,
gst_d3d11_base_convert_filter_meta (GstBaseTransform * trans,
GstQuery * query, GType api, const GstStructure * params)
{
/* This element cannot passthrough the crop meta, because it would convert the
@ -1081,7 +1054,7 @@ gst_d3d11_convert_filter_meta (GstBaseTransform * trans,
}
static gboolean
gst_d3d11_convert_propose_allocation (GstBaseTransform * trans,
gst_d3d11_base_convert_propose_allocation (GstBaseTransform * trans,
GstQuery * decide_query, GstQuery * query)
{
GstD3D11BaseFilter *filter = GST_D3D11_BASE_FILTER (trans);
@ -1165,7 +1138,8 @@ config_failed:
}
static gboolean
gst_d3d11_convert_decide_allocation (GstBaseTransform * trans, GstQuery * query)
gst_d3d11_base_convert_decide_allocation (GstBaseTransform * trans,
GstQuery * query)
{
GstD3D11BaseFilter *filter = GST_D3D11_BASE_FILTER (trans);
GstCaps *outcaps = NULL;
@ -1235,7 +1209,7 @@ gst_d3d11_convert_decide_allocation (GstBaseTransform * trans, GstQuery * query)
}
static gboolean
create_shader_input_resource (GstD3D11Convert * self,
create_shader_input_resource (GstD3D11BaseConvert * self,
GstD3D11Device * device, const GstD3D11Format * format, GstVideoInfo * info)
{
D3D11_TEXTURE2D_DESC texture_desc = { 0, };
@ -1350,7 +1324,7 @@ error:
}
static gboolean
create_shader_output_resource (GstD3D11Convert * self,
create_shader_output_resource (GstD3D11BaseConvert * self,
GstD3D11Device * device, const GstD3D11Format * format, GstVideoInfo * info)
{
D3D11_TEXTURE2D_DESC texture_desc = { 0, };
@ -1463,17 +1437,17 @@ error:
}
static gboolean
gst_d3d11_convert_set_info (GstD3D11BaseFilter * filter,
gst_d3d11_base_convert_set_info (GstD3D11BaseFilter * filter,
GstCaps * incaps, GstVideoInfo * in_info, GstCaps * outcaps,
GstVideoInfo * out_info)
{
GstD3D11Convert *self = GST_D3D11_CONVERT (filter);
GstD3D11BaseConvert *self = GST_D3D11_BASE_CONVERT (filter);
const GstVideoInfo *unknown_info;
if (gst_base_transform_is_passthrough (GST_BASE_TRANSFORM (filter)))
return TRUE;
gst_d3d11_convert_clear_shader_resource (self);
gst_d3d11_base_convert_clear_shader_resource (self);
GST_DEBUG_OBJECT (self, "Setup convert with format %s -> %s",
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (in_info)),
@ -1601,7 +1575,7 @@ format_unknown:
}
static gboolean
gst_d3d11_convert_prefer_video_processor (GstD3D11Convert * self,
gst_d3d11_base_convert_prefer_video_processor (GstD3D11BaseConvert * self,
GstBuffer * inbuf, GstBuffer * outbuf)
{
GstD3D11BaseFilter *filter = GST_D3D11_BASE_FILTER (self);
@ -1644,7 +1618,7 @@ gst_d3d11_convert_prefer_video_processor (GstD3D11Convert * self,
}
static gboolean
gst_d3d11_convert_transform_using_processor (GstD3D11Convert * self,
gst_d3d11_base_convert_transform_using_processor (GstD3D11BaseConvert * self,
GstBuffer * inbuf, GstBuffer * outbuf)
{
GstD3D11Memory *in_mem, *out_mem;
@ -1682,11 +1656,11 @@ gst_d3d11_convert_transform_using_processor (GstD3D11Convert * self,
}
static GstFlowReturn
gst_d3d11_convert_transform (GstBaseTransform * trans,
gst_d3d11_base_convert_transform (GstBaseTransform * trans,
GstBuffer * inbuf, GstBuffer * outbuf)
{
GstD3D11BaseFilter *filter = GST_D3D11_BASE_FILTER (trans);
GstD3D11Convert *self = GST_D3D11_CONVERT (trans);
GstD3D11BaseConvert *self = GST_D3D11_BASE_CONVERT (trans);
GstD3D11Device *device = filter->device;
ID3D11Device *device_handle;
ID3D11DeviceContext *context_handle;
@ -1712,9 +1686,9 @@ gst_d3d11_convert_transform (GstBaseTransform * trans,
goto invalid_memory;
}
if (gst_d3d11_convert_prefer_video_processor (self, inbuf, outbuf)) {
if (gst_d3d11_base_convert_prefer_video_processor (self, inbuf, outbuf)) {
gboolean ret =
gst_d3d11_convert_transform_using_processor (self, inbuf, outbuf);
gst_d3d11_base_convert_transform_using_processor (self, inbuf, outbuf);
if (!ret) {
GST_ERROR_OBJECT (self, "Couldn't convert using video processor");
@ -1839,13 +1813,83 @@ conversion_failed:
}
}
/**
* SECTION:element-d3d11convert
* @title: d3d11convert
* @short_description: A Direct3D11 based color conversion and video resizing element
*
* This element resizes video frames and change color space.
* By default the element will try to negotiate to the same size on the source
* and sinkpad so that no scaling is needed.
* It is therefore safe to insert this element in a pipeline to
* get more robust behaviour without any cost if no scaling is needed.
*
* ## Example launch line
* ```
* gst-launch-1.0 videotestsrc ! video/x-raw,format=NV12 ! d3d11upload ! d3d11convert ! d3d11videosink
* ```
* This will output a test video (generated in NV12 format) in a video
* window. If the video sink selected does not support NV12
* d3d11convert will automatically convert the video to a format understood
* by the video sink.
*
* Since: 1.18
*
*/
struct _GstD3D11Convert
{
GstD3D11BaseConvert parent;
};
G_DEFINE_TYPE (GstD3D11Convert, gst_d3d11_convert, GST_TYPE_D3D11_BASE_CONVERT);
static void
gst_d3d11_convert_class_init (GstD3D11ConvertClass * klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_set_static_metadata (element_class,
"Direct3D11 colorspace converter and scaler",
"Filter/Converter/Scaler/Video/Hardware",
"Resizes video and allow color conversion using Direct3D11",
"Seungha Yang <seungha.yang@navercorp.com>, "
"Jeongki Kim <jeongki.kim@jeongki.kim>");
}
static void
gst_d3d11_convert_init (GstD3D11Convert * self)
{
}
/**
* SECTION:element-d3d11colorconvert
* @title: d3d11colorconvert
*
* A Direct3D11 based color conversion element
*
* ## Example launch line
* ```
* gst-launch-1.0 videotestsrc ! video/x-raw,format=NV12 ! d3d11upload ! d3d11colorconvert ! d3d11download ! video/x-raw,format=RGBA ! fakesink
* ```
* This will upload a test video (generated in NV12 format) to Direct3D11
* memory space and convert it to RGBA format. Then a converted Direct3D11
* frame will be downloaded to system memory space.
*
* Since: 1.20
*
*/
struct _GstD3D11ColorConvert
{
GstD3D11BaseConvert parent;
};
static GstCaps *gst_d3d11_color_convert_transform_caps (GstBaseTransform *
trans, GstPadDirection direction, GstCaps * caps, GstCaps * filter);
static GstCaps *gst_d3d11_color_convert_fixate_caps (GstBaseTransform * base,
GstPadDirection direction, GstCaps * caps, GstCaps * othercaps);
G_DEFINE_TYPE (GstD3D11ColorConvert, gst_d3d11_color_convert,
GST_TYPE_D3D11_CONVERT);
GST_TYPE_D3D11_BASE_CONVERT);
static void
gst_d3d11_color_convert_class_init (GstD3D11ColorConvertClass * klass)
@ -1856,9 +1900,8 @@ gst_d3d11_color_convert_class_init (GstD3D11ColorConvertClass * klass)
gst_element_class_set_static_metadata (element_class,
"Direct3D11 colorspace converter",
"Filter/Converter/Video/Hardware",
"Color conversion using D3D11",
"Seungha Yang <seungha.yang@navercorp.com>, "
"Jeongki Kim <jeongki.kim@jeongki.kim>");
"Color conversion using Direct3D11",
"Seungha Yang <seungha@centricular.com>");
trans_class->transform_caps =
GST_DEBUG_FUNCPTR (gst_d3d11_color_convert_transform_caps);
@ -1879,7 +1922,7 @@ gst_d3d11_color_convert_transform_caps (GstBaseTransform *
GstCaps *result;
/* Get all possible caps that we can transform to */
tmp = gst_d3d11_convert_caps_remove_format_info (caps);
tmp = gst_d3d11_base_convert_caps_remove_format_info (caps);
if (filter) {
tmp2 = gst_caps_intersect_full (filter, tmp, GST_CAPS_INTERSECT_FIRST);
@ -1905,7 +1948,7 @@ gst_d3d11_color_convert_fixate_caps (GstBaseTransform * base,
"trying to fixate othercaps %" GST_PTR_FORMAT " based on caps %"
GST_PTR_FORMAT, othercaps, caps);
format = gst_d3d11_convert_get_fixed_format (base, direction, caps,
format = gst_d3d11_base_convert_get_fixed_format (base, direction, caps,
othercaps);
if (gst_caps_is_empty (format)) {
@ -1917,12 +1960,34 @@ gst_d3d11_color_convert_fixate_caps (GstBaseTransform * base,
return format;
}
/**
* SECTION:element-d3d11scale
* @title: d3d11scale
*
* A Direct3D11 based video resizing element
*
* ## Example launch line
* ```
* gst-launch-1.0 videotestsrc ! video/x-raw,width=640,height=480 ! d3d11upload ! d3d11scale ! d3d11download ! video/x-raw,width=1280,height=720 ! fakesink
* ```
* This will upload a 640x480 resolution test video to Direct3D11
* memory space and resize it to 1280x720 resolution. Then a resized Direct3D11
* frame will be downloaded to system memory space.
*
* Since: 1.20
*
*/
struct _GstD3D11Scale
{
GstD3D11BaseConvert parent;
};
static GstCaps *gst_d3d11_scale_transform_caps (GstBaseTransform *
trans, GstPadDirection direction, GstCaps * caps, GstCaps * filter);
static GstCaps *gst_d3d11_scale_fixate_caps (GstBaseTransform * base,
GstPadDirection direction, GstCaps * caps, GstCaps * othercaps);
G_DEFINE_TYPE (GstD3D11Scale, gst_d3d11_scale, GST_TYPE_D3D11_CONVERT);
G_DEFINE_TYPE (GstD3D11Scale, gst_d3d11_scale, GST_TYPE_D3D11_BASE_CONVERT);
static void
gst_d3d11_scale_class_init (GstD3D11ScaleClass * klass)
@ -1933,9 +1998,8 @@ gst_d3d11_scale_class_init (GstD3D11ScaleClass * klass)
gst_element_class_set_static_metadata (element_class,
"Direct3D11 scaler",
"Filter/Converter/Video/Scaler/Hardware",
"Resizes video using D3D11",
"Seungha Yang <seungha.yang@navercorp.com>, "
"Jeongki Kim <jeongki.kim@jeongki.kim>");
"Resizes video using Direct3D11",
"Seungha Yang <seungha@centricular.com>");
trans_class->transform_caps =
GST_DEBUG_FUNCPTR (gst_d3d11_scale_transform_caps);
@ -1955,7 +2019,7 @@ gst_d3d11_scale_transform_caps (GstBaseTransform *
GstCaps *result;
/* Get all possible caps that we can transform to */
tmp = gst_d3d11_convert_caps_rangify_size_info (caps);
tmp = gst_d3d11_base_convert_caps_rangify_size_info (caps);
if (filter) {
tmp2 = gst_caps_intersect_full (filter, tmp, GST_CAPS_INTERSECT_FIRST);
@ -1979,7 +2043,8 @@ gst_d3d11_scale_fixate_caps (GstBaseTransform * base,
"trying to fixate othercaps %" GST_PTR_FORMAT " based on caps %"
GST_PTR_FORMAT, othercaps, caps);
othercaps = gst_d3d11_convert_fixate_size (base, direction, caps, othercaps);
othercaps =
gst_d3d11_base_convert_fixate_size (base, direction, caps, othercaps);
GST_DEBUG_OBJECT (base, "fixated othercaps to %" GST_PTR_FORMAT, othercaps);

View file

@ -26,31 +26,35 @@
G_BEGIN_DECLS
#define GST_TYPE_D3D11_CONVERT (gst_d3d11_convert_get_type())
#define GST_D3D11_CONVERT(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_D3D11_CONVERT,GstD3D11Convert))
#define GST_D3D11_CONVERT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_D3D11_CONVERT,GstD3D11ConvertClass))
#define GST_D3D11_CONVERT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_D3D11_CONVERT,GstD3D11ConvertClass))
#define GST_IS_D3D11_CONVERT(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_D3D11_CONVERT))
#define GST_IS_D3D11_CONVERT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_D3D11_CONVERT))
#define GST_TYPE_D3D11_BASE_CONVERT (gst_d3d11_base_convert_get_type())
#define GST_D3D11_BASE_CONVERT(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_D3D11_BASE_CONVERT,GstD3D11BaseConvert))
#define GST_D3D11_BASE_CONVERT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_D3D11_BASE_CONVERT,GstD3D11BaseConvertClass))
#define GST_D3D11_BASE_CONVERT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_D3D11_BASE_CONVERT,GstD3D11BaseConvertClass))
#define GST_IS_D3D11_BASE_CONVERT(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_D3D11_BASE_CONVERT))
#define GST_IS_D3D11_BASE_CONVERT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_D3D11_BASE_CONVERT))
typedef struct _GstD3D11Convert GstD3D11Convert;
typedef struct _GstD3D11ConvertClass GstD3D11ConvertClass;
typedef struct _GstD3D11BaseConvert GstD3D11BaseConvert;
typedef struct _GstD3D11BaseConvertClass GstD3D11BaseConvertClass;
struct _GstD3D11ConvertClass
struct _GstD3D11BaseConvertClass
{
GstD3D11BaseFilterClass parent_class;
};
GType gst_d3d11_convert_get_type (void);
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstD3D11Convert, gst_object_unref)
GType gst_d3d11_base_convert_get_type (void);
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstD3D11BaseConvert, gst_object_unref)
#define GST_TYPE_D3D11_CONVERT (gst_d3d11_convert_get_type())
G_DECLARE_FINAL_TYPE (GstD3D11Convert, gst_d3d11_convert,
GST, D3D11_CONVERT, GstD3D11BaseConvert)
#define GST_TYPE_D3D11_COLOR_CONVERT (gst_d3d11_color_convert_get_type())
G_DECLARE_FINAL_TYPE (GstD3D11ColorConvert, gst_d3d11_color_convert,
GST, D3D11_COLOR_CONVERT, GstD3D11Convert)
GST, D3D11_COLOR_CONVERT, GstD3D11BaseConvert)
#define GST_TYPE_D3D11_SCALE (gst_d3d11_scale_get_type())
G_DECLARE_FINAL_TYPE (GstD3D11Scale, gst_d3d11_scale,
GST, D3D11_SCALE, GstD3D11Convert)
GST, D3D11_SCALE, GstD3D11BaseConvert)
G_END_DECLS