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7c7f2bb6df
This allow allocating memory from any DRM driver that supports this method. It additionally allow exporting DMABuf. This allocator depends on libdrm and will be stubbed if the dependency is missing. This is derived from kmssink dumb allocator. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3801>
88 lines
2.4 KiB
C
88 lines
2.4 KiB
C
/* GStreamer
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*
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* Copyright (C) 2016 Igalia
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* Copyright (C) 2023 Collabora
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*
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* Authors:
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* Víctor Manuel Jáquez Leal <vjaquez@igalia.com>
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* Javier Martin <javiermartin@by.com.es>
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* Colin Kinloch <colin.kinloch@collabora.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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*/
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#pragma once
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#include <gst/gst.h>
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#include <gst/allocators/allocators-prelude.h>
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G_BEGIN_DECLS
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/**
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* GstDRMDumbAllocator:
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*
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* Private intance object for #GstDRMDumbAllocator.
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*
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* Since: 1.24
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*/
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/**
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* GstDRMDumbAllocatorClass.parent_class:
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*
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* Parent Class.
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*
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* Since: 1.24
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*/
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/**
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* GST_TYPE_DRM_DUMB_ALLOCATOR:
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*
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* Macro that returns the #GstDRMDumbAllocator type.
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*
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* Since: 1.24
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*/
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#define GST_TYPE_DRM_DUMB_ALLOCATOR gst_drm_dumb_allocator_get_type ()
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GST_ALLOCATORS_API
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G_DECLARE_FINAL_TYPE (GstDRMDumbAllocator, gst_drm_dumb_allocator,
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GST, DRM_DUMB_ALLOCATOR, GstAllocator);
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GST_ALLOCATORS_API
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gboolean gst_is_drm_dumb_memory (GstMemory * mem);
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GST_ALLOCATORS_API
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guint32 gst_drm_dumb_memory_get_handle (GstMemory * mem);
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GST_ALLOCATORS_API
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GstMemory* gst_drm_dumb_memory_export_dmabuf (GstMemory * mem);
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GST_ALLOCATORS_API
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GstAllocator * gst_drm_dumb_allocator_new_with_fd (gint drm_fd);
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GST_ALLOCATORS_API
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GstAllocator * gst_drm_dumb_allocator_new_with_device_path (const gchar *drm_device_path);
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GST_ALLOCATORS_API
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GstMemory * gst_drm_dumb_allocator_alloc (GstAllocator * allocator,
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guint32 drm_fourcc,
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guint32 width,
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guint32 height,
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guint32 *out_pitch);
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GST_ALLOCATORS_API
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gboolean gst_drm_dumb_allocator_has_prime_export (GstAllocator * allocator);
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G_END_DECLS
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