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87 lines
3.1 KiB
C
87 lines
3.1 KiB
C
/*
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* GStreamer
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* Copyright (C) 2019 Matthew Waters <matthew@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 _VK_DOWNLOAD_H_
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#define _VK_DOWNLOAD_H_
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/vulkan/vulkan.h>
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G_BEGIN_DECLS
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#define GST_TYPE_VULKAN_DOWNLOAD (gst_vulkan_download_get_type())
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#define GST_VULKAN_DOWNLOAD(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VULKAN_DOWNLOAD,GstVulkanDownload))
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#define GST_VULKAN_DOWNLOAD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VULKAN_DOWNLOAD,GstVulkanDownloadClass))
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#define GST_IS_VULKAN_DOWNLOAD(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VULKAN_DOWNLOAD))
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#define GST_IS_VULKAN_DOWNLOAD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VULKAN_DOWNLOAD))
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typedef struct _GstVulkanDownload GstVulkanDownload;
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typedef struct _GstVulkanDownloadClass GstVulkanDownloadClass;
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struct DownloadMethod
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{
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const gchar *name;
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GstStaticCaps *in_template;
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GstStaticCaps *out_template;
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gpointer (*new_impl) (GstVulkanDownload * download);
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GstCaps * (*transform_caps) (gpointer impl,
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GstPadDirection direction,
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GstCaps * caps);
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gboolean (*set_caps) (gpointer impl,
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GstCaps * in_caps,
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GstCaps * out_caps);
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void (*propose_allocation) (gpointer impl,
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GstQuery * decide_query,
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GstQuery * query);
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GstFlowReturn (*perform) (gpointer impl,
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GstBuffer * buffer,
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GstBuffer ** outbuf);
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void (*free) (gpointer impl);
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};
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struct _GstVulkanDownload
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{
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GstBaseTransform parent;
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GstVulkanInstance *instance;
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GstVulkanDevice *device;
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GstVulkanQueue *queue;
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GstCaps *in_caps;
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GstCaps *out_caps;
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/* all impl pointers */
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gpointer *download_impls;
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guint current_impl;
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};
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struct _GstVulkanDownloadClass
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{
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GstBaseTransformClass video_sink_class;
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};
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GType gst_vulkan_download_get_type(void);
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G_END_DECLS
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#endif
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