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5b3e316039
Direct3D11 objects are COM, and most COM C APIs are verbose (C++ is a little better). So, by using C++ APIs, we can make code shorter and more readable. Moreover, "ComPtr" helper class (which is C++ only) can be utilized, that is very helpful for avoiding error-prone COM refcounting issue/leak. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2077>
112 lines
5.9 KiB
C
112 lines
5.9 KiB
C
/* GStreamer
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* Copyright (C) <2020> Seungha Yang <seungha.yang@navercorp.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_VIDEO_PROCESSOR_H__
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#define __GST_D3D11_VIDEO_PROCESSOR_H__
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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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typedef struct _GstD3D11VideoProcessor GstD3D11VideoProcessor;
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GstD3D11VideoProcessor * gst_d3d11_video_processor_new (GstD3D11Device * device,
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guint in_width,
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guint in_height,
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guint out_width,
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guint out_height);
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void gst_d3d11_video_processor_free (GstD3D11VideoProcessor * processor);
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gboolean gst_d3d11_video_processor_supports_input_format (GstD3D11VideoProcessor * processor,
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DXGI_FORMAT format);
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gboolean gst_d3d11_video_processor_supports_output_format (GstD3D11VideoProcessor * processor,
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DXGI_FORMAT format);
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gboolean gst_d3d11_video_processor_get_caps (GstD3D11VideoProcessor * processor,
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D3D11_VIDEO_PROCESSOR_CAPS * caps);
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gboolean gst_d3d11_video_processor_set_input_color_space (GstD3D11VideoProcessor * processor,
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GstVideoColorimetry * color);
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gboolean gst_d3d11_video_processor_set_output_color_space (GstD3D11VideoProcessor * processor,
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GstVideoColorimetry * color);
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#if (GST_D3D11_DXGI_HEADER_VERSION >= 4)
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gboolean gst_d3d11_video_processor_check_format_conversion (GstD3D11VideoProcessor * processor,
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DXGI_FORMAT in_format,
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DXGI_COLOR_SPACE_TYPE in_color_space,
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DXGI_FORMAT out_format,
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DXGI_COLOR_SPACE_TYPE out_color_space);
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gboolean gst_d3d11_video_processor_set_input_dxgi_color_space (GstD3D11VideoProcessor * processor,
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DXGI_COLOR_SPACE_TYPE color_space);
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gboolean gst_d3d11_video_processor_set_output_dxgi_color_space (GstD3D11VideoProcessor * processor,
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DXGI_COLOR_SPACE_TYPE color_space);
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#endif
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#if (GST_D3D11_DXGI_HEADER_VERSION >= 5)
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gboolean gst_d3d11_video_processor_set_input_hdr10_metadata (GstD3D11VideoProcessor * processor,
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DXGI_HDR_METADATA_HDR10 * hdr10_meta);
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gboolean gst_d3d11_video_processor_set_output_hdr10_metadata (GstD3D11VideoProcessor * processor,
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DXGI_HDR_METADATA_HDR10 * hdr10_meta);
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#endif
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gboolean gst_d3d11_video_processor_create_input_view (GstD3D11VideoProcessor * processor,
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D3D11_VIDEO_PROCESSOR_INPUT_VIEW_DESC * desc,
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ID3D11Resource *resource,
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ID3D11VideoProcessorInputView ** view);
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ID3D11VideoProcessorInputView * gst_d3d11_video_processor_get_input_view (GstD3D11VideoProcessor * processor,
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GstD3D11Memory *mem);
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gboolean gst_d3d11_video_processor_create_output_view (GstD3D11VideoProcessor * processor,
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D3D11_VIDEO_PROCESSOR_OUTPUT_VIEW_DESC * desc,
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ID3D11Resource *resource,
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ID3D11VideoProcessorOutputView ** view);
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ID3D11VideoProcessorOutputView * gst_d3d11_video_processor_get_output_view (GstD3D11VideoProcessor * processor,
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GstD3D11Memory *mem);
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gboolean gst_d3d11_video_processor_render (GstD3D11VideoProcessor * processor,
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RECT *in_rect,
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ID3D11VideoProcessorInputView * in_view,
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RECT *out_rect,
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ID3D11VideoProcessorOutputView * out_view);
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gboolean gst_d3d11_video_processor_render_unlocked (GstD3D11VideoProcessor * processor,
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RECT *in_rect,
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ID3D11VideoProcessorInputView * in_view,
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RECT *out_rect,
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ID3D11VideoProcessorOutputView * out_view);
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/* utils */
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gboolean gst_d3d11_video_processor_check_bind_flags_for_input_view (guint bind_flags);
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gboolean gst_d3d11_video_processor_check_bind_flags_for_output_view (guint bind_flags);
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G_END_DECLS
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#endif /* __GST_D3D11_VIDEO_PROCESSOR_H__ */
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