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130 lines
5.7 KiB
C
130 lines
5.7 KiB
C
/*
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* GStreamer
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* Copyright (C) 2022 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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#pragma once
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/d3d11/gstd3d11.h>
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G_BEGIN_DECLS
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#define GST_TYPE_D3D11_SCREEN_CAPTURE (gst_d3d11_screen_capture_get_type())
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#define GST_D3D11_SCREEN_CAPTURE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_D3D11_SCREEN_CAPTURE,GstD3D11ScreenCapture))
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#define GST_D3D11_SCREEN_CAPTURE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_D3D11_SCREEN_CAPTURE,GstD3D11ScreenCaptureClass))
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#define GST_D3D11_SCREEN_CAPTURE_GET_CLASS(obj) (GST_D3D11_SCREEN_CAPTURE_CLASS(G_OBJECT_GET_CLASS(obj)))
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#define GST_IS_D3D11_SCREEN_CAPTURE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_D3D11_SCREEN_CAPTURE))
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#define GST_IS_D3D11_SCREEN_CAPTURE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_D3D11_SCREEN_CAPTURE))
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#define GST_D3D11_SCREEN_CAPTURE_CAST(obj) ((GstD3D11ScreenCapture*)(obj))
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typedef struct _GstD3D11ScreenCapture GstD3D11ScreenCapture;
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typedef struct _GstD3D11ScreenCaptureClass GstD3D11ScreenCaptureClass;
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#define GST_D3D11_SCREEN_CAPTURE_FLOW_EXPECTED_ERROR GST_FLOW_CUSTOM_SUCCESS
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#define GST_D3D11_SCREEN_CAPTURE_FLOW_SIZE_CHANGED GST_FLOW_CUSTOM_SUCCESS_1
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#define GST_D3D11_SCREEN_CAPTURE_FLOW_UNSUPPORTED GST_FLOW_CUSTOM_ERROR
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struct ShaderResource
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{
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ID3D11VertexShader * vs;
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ID3D11PixelShader * ps;
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ID3D11InputLayout * layout;
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ID3D11SamplerState * sampler;
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ID3D11BlendState * blend;
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ID3D11RasterizerState * rs;
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};
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struct _GstD3D11ScreenCapture
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{
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GstObject parent;
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};
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struct _GstD3D11ScreenCaptureClass
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{
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GstObjectClass parent_class;
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GstFlowReturn (*prepare) (GstD3D11ScreenCapture * capture);
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gboolean (*get_size) (GstD3D11ScreenCapture * capture,
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guint * width,
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guint * height);
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gboolean (*get_colorimetry) (GstD3D11ScreenCapture * capture,
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GstVideoColorimetry * colorimetry);
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gboolean (*unlock) (GstD3D11ScreenCapture * capture);
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gboolean (*unlock_stop) (GstD3D11ScreenCapture * capture);
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void (*show_border) (GstD3D11ScreenCapture * capture,
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gboolean show);
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GstFlowReturn (*do_capture) (GstD3D11ScreenCapture * capture,
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GstD3D11Device * device,
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ID3D11Texture2D * texture,
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ID3D11RenderTargetView * rtv,
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ShaderResource * resource,
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D3D11_BOX * crop_box,
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gboolean draw_mouse);
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};
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GType gst_d3d11_screen_capture_get_type (void);
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GstFlowReturn gst_d3d11_screen_capture_prepare (GstD3D11ScreenCapture * capture);
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gboolean gst_d3d11_screen_capture_get_size (GstD3D11ScreenCapture * capture,
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guint * width,
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guint * height);
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gboolean gst_d3d11_screen_capture_get_colorimetry (GstD3D11ScreenCapture * capture,
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GstVideoColorimetry * colorimetry);
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gboolean gst_d3d11_screen_capture_unlock (GstD3D11ScreenCapture * capture);
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gboolean gst_d3d11_screen_capture_unlock_stop (GstD3D11ScreenCapture * capture);
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void gst_d3d11_screen_capture_show_border (GstD3D11ScreenCapture * capture,
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gboolean show);
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GstFlowReturn gst_d3d11_screen_capture_do_capture (GstD3D11ScreenCapture * capture,
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GstD3D11Device * device,
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ID3D11Texture2D * texture,
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ID3D11RenderTargetView * rtv,
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ShaderResource * resource,
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D3D11_BOX * crop_box,
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gboolean draw_mouse);
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HRESULT gst_d3d11_screen_capture_find_output_for_monitor (HMONITOR monitor,
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IDXGIAdapter1 ** adapter,
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IDXGIOutput ** output);
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HRESULT gst_d3d11_screen_capture_find_primary_monitor (HMONITOR * monitor,
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IDXGIAdapter1 ** adapter,
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IDXGIOutput ** output);
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HRESULT gst_d3d11_screen_capture_find_nth_monitor (guint index,
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HMONITOR * monitor,
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IDXGIAdapter1 ** adapter,
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IDXGIOutput ** output);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstD3D11ScreenCapture, gst_object_unref)
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G_END_DECLS
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