gstreamer/sys/d3d11/gstd3d11overlaycompositor.h
Seungha Yang 487a41d312 d3d11videosink: Add support for overlay composition
Add d3d11overlaycompositor object to draw overlay image
on render target using Blend method.
2019-12-24 19:00:45 +09:00

52 lines
2.3 KiB
C

/* GStreamer
* Copyright (C) <2019> Seungha Yang <seungha.yang@navercorp.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_D3D11_OVERLAY_COMPOSITOR_H__
#define __GST_D3D11_OVERLAY_COMPOSITOR_H__
#include <gst/gst.h>
#include <gst/video/video.h>
#include "gstd3d11_fwd.h"
G_BEGIN_DECLS
typedef struct _GstD3D11OverlayCompositor GstD3D11OverlayCompositor;
GstD3D11OverlayCompositor * gst_d3d11_overlay_compositor_new (GstD3D11Device * device,
GstVideoInfo * out_info);
void gst_d3d11_overlay_compositor_free (GstD3D11OverlayCompositor * compositor);
gboolean gst_d3d11_overlay_compositor_upload (GstD3D11OverlayCompositor * compositor,
GstBuffer * buf);
void gst_d3d11_overlay_compositor_free_overlays (GstD3D11OverlayCompositor * compositor);
gboolean gst_d3d11_overlay_compositor_update_rect (GstD3D11OverlayCompositor * compositor,
RECT *rect);
gboolean gst_d3d11_overlay_compositor_draw (GstD3D11OverlayCompositor * compositor,
ID3D11RenderTargetView *rtv[GST_VIDEO_MAX_PLANES]);
gboolean gst_d3d11_overlay_compositor_draw_unlocked (GstD3D11OverlayCompositor * compositor,
ID3D11RenderTargetView *rtv[GST_VIDEO_MAX_PLANES]);
G_END_DECLS
#endif /* __GST_D3D11_OVERLAY_COMPOSITOR_H__ */