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112 lines
3.4 KiB
C
112 lines
3.4 KiB
C
/*
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* gstvaapibufferproxy.h - Buffer proxy abstraction
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*
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* Copyright (C) 2014 Intel Corporation
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.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 Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef GST_VAAPI_BUFFER_PROXY_H
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#define GST_VAAPI_BUFFER_PROXY_H
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G_BEGIN_DECLS
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#define GST_VAAPI_BUFFER_PROXY(obj) \
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((GstVaapiBufferProxy *)(obj))
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/**
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* GST_VAAPI_BUFFER_PROXY_TYPE:
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* @buf: a #GstVaapiBufferProxy
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*
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* Macro that evaluates to the type of the underlying VA buffer @buf
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*/
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#define GST_VAAPI_BUFFER_PROXY_TYPE(buf) \
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gst_vaapi_buffer_proxy_get_type (GST_VAAPI_BUFFER_PROXY (buf))
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/**
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* GST_VAAPI_BUFFER_PROXY_HANDLE:
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* @buf: a #GstVaapiBufferProxy
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*
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* Macro that evaluates to the handle of the underlying VA buffer @buf
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*/
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#define GST_VAAPI_BUFFER_PROXY_HANDLE(buf) \
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gst_vaapi_buffer_proxy_get_handle (GST_VAAPI_BUFFER_PROXY (buf))
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/**
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* GST_VAAPI_BUFFER_PROXY_SIZE:
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* @buf: a #GstVaapiBufferProxy
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*
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* Macro that evaluates to the size of the underlying VA buffer @buf
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*/
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#define GST_VAAPI_BUFFER_PROXY_SIZE(buf) \
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gst_vaapi_buffer_proxy_get_size (GST_VAAPI_BUFFER_PROXY (buf))
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typedef struct _GstVaapiBufferProxy GstVaapiBufferProxy;
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/**
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* GstVaapiBufferMemoryType:
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* @GST_VAAPI_BUFFER_MEMORY_TYPE_DMA_BUF: DRM PRIME buffer memory type (old version).
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* @GST_VAAPI_BUFFER_MEMORY_TYPE_DMA_BUF2: DRM PRIME buffer memory type.
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* @GST_VAAPI_BUFFER_MEMORY_TYPE_GEM_BUF: Kernel DRM buffer memory type.
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* @GST_VAAPI_BUFFER_MEMORY_TYPE_V4L2: V4L2 buffer memory type.
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* @GST_VAAPI_BUFFER_MEMORY_TYPE_USER_PTR: User pointer memory type.
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*
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* Set of underlying VA buffer memory types.
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*/
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typedef enum {
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GST_VAAPI_BUFFER_MEMORY_TYPE_DMA_BUF = 1,
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GST_VAAPI_BUFFER_MEMORY_TYPE_DMA_BUF2,
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GST_VAAPI_BUFFER_MEMORY_TYPE_GEM_BUF,
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GST_VAAPI_BUFFER_MEMORY_TYPE_V4L2,
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GST_VAAPI_BUFFER_MEMORY_TYPE_USER_PTR,
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} GstVaapiBufferMemoryType;
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GstVaapiBufferProxy *
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gst_vaapi_buffer_proxy_new (guintptr handle, guint type, gsize size,
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GDestroyNotify destroy_func, gpointer user_data);
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GstVaapiBufferProxy *
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gst_vaapi_buffer_proxy_ref (GstVaapiBufferProxy * proxy);
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void
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gst_vaapi_buffer_proxy_unref (GstVaapiBufferProxy * proxy);
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void
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gst_vaapi_buffer_proxy_replace (GstVaapiBufferProxy ** old_proxy_ptr,
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GstVaapiBufferProxy * new_proxy);
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guint
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gst_vaapi_buffer_proxy_get_type (GstVaapiBufferProxy * proxy);
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guintptr
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gst_vaapi_buffer_proxy_get_handle (GstVaapiBufferProxy * proxy);
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gsize
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gst_vaapi_buffer_proxy_get_size (GstVaapiBufferProxy * proxy);
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void
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gst_vaapi_buffer_proxy_release_data (GstVaapiBufferProxy * proxy);
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void
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gst_vaapi_buffer_proxy_set_mem (GstVaapiBufferProxy * proxy, GstMemory * mem);
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GstMemory *
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gst_vaapi_buffer_proxy_peek_mem (GstVaapiBufferProxy * proxy);
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G_END_DECLS
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#endif /* GST_VAAPI_BUFFER_PROXY_H */
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