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6e30cbb3fc
Add new video composition element which is equivalent to compositor and glvideomixer elements. When d3d11 decoder elements are used, d3d11compositor can do efficient graphics memory handling (zero copying or at least copying memory on GPU memory space). Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1323>
84 lines
2.9 KiB
C
84 lines
2.9 KiB
C
/*
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* GStreamer
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* Copyright (C) 2020 Seungha Yang <seungha@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_D3D11_COMPOSITOR_H__
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#define __GST_D3D11_COMPOSITOR_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/gstvideoaggregator.h>
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G_BEGIN_DECLS
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#define GST_TYPE_D3D11_COMPOSITOR_PAD (gst_d3d11_compositor_pad_get_type())
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G_DECLARE_FINAL_TYPE (GstD3D11CompositorPad, gst_d3d11_compositor_pad,
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GST, D3D11_COMPOSITOR_PAD, GstVideoAggregatorPad)
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#define GST_TYPE_D3D11_COMPOSITOR (gst_d3d11_compositor_get_type())
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G_DECLARE_FINAL_TYPE (GstD3D11Compositor, gst_d3d11_compositor,
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GST, D3D11_COMPOSITOR, GstVideoAggregator)
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typedef enum
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{
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GST_D3D11_COMPOSITOR_BLEND_OP_ADD,
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GST_D3D11_COMPOSITOR_BLEND_OP_SUBTRACT,
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GST_D3D11_COMPOSITOR_BLEND_OP_REV_SUBTRACT,
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GST_D3D11_COMPOSITOR_BLEND_OP_MIN,
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GST_D3D11_COMPOSITOR_BLEND_OP_MAX
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} GstD3D11CompositorBlendOperation;
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#define GST_TYPE_D3D11_COMPOSITOR_BLEND_OPERATION (gst_d3d11_compositor_blend_operation_get_type())
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GType gst_d3d11_compositor_blend_operation_get_type (void);
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typedef enum
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{
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GST_D3D11_COMPOSITOR_BLEND_ZERO,
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GST_D3D11_COMPOSITOR_BLEND_ONE,
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GST_D3D11_COMPOSITOR_BLEND_SRC_COLOR,
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GST_D3D11_COMPOSITOR_BLEND_INV_SRC_COLOR,
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GST_D3D11_COMPOSITOR_BLEND_SRC_ALPHA,
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GST_D3D11_COMPOSITOR_BLEND_INV_SRC_ALPHA,
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GST_D3D11_COMPOSITOR_BLEND_DEST_ALPHA,
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GST_D3D11_COMPOSITOR_BLEND_INV_DEST_ALPHA,
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GST_D3D11_COMPOSITOR_BLEND_DEST_COLOR,
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GST_D3D11_COMPOSITOR_BLEND_INV_DEST_COLOR,
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GST_D3D11_COMPOSITOR_BLEND_SRC_ALPHA_SAT,
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GST_D3D11_COMPOSITOR_BLEND_BLEND_FACTOR,
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GST_D3D11_COMPOSITOR_BLEND_INV_BLEND_FACTOR,
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} GstD3D11CompositorBlend;
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#define GST_TYPE_D3D11_COMPOSITOR_BLEND (gst_d3d11_compositor_blend_get_type())
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GType gst_d3d11_compositor_blend_get_type (void);
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typedef enum
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{
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GST_D3D11_COMPOSITOR_BACKGROUND_CHECKER,
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GST_D3D11_COMPOSITOR_BACKGROUND_BLACK,
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GST_D3D11_COMPOSITOR_BACKGROUND_WHITE,
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GST_D3D11_COMPOSITOR_BACKGROUND_TRANSPARENT,
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} GstD3D11CompositorBackground;
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#define GST_TYPE_COMPOSITOR_BACKGROUND (gst_d3d11_compositor_background_get_type())
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GType gst_d3d11_compositor_background_get_type (void);
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G_END_DECLS
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#endif /* __GST_D3D11_COMPOSITOR_H__ */
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