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110 lines
2.9 KiB
C
110 lines
2.9 KiB
C
/*
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* gstvaapivideobuffer.c - Gstreamer/VA video buffer
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
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* Copyright (C) 2011-2013 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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/**
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* SECTION:gstvaapivideobuffer
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* @short_description: VA video buffer for GStreamer
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*
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* This functions creates and decorates a #GstBuffer that is going to
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* be used by VA base gstreamer elements.
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*/
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#include "gstcompat.h"
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#include "gstvaapivideobuffer.h"
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static inline GstBuffer *
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gst_surface_buffer_new (void)
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{
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return gst_buffer_new ();
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}
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static GFunc
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get_surface_converter (GstVaapiDisplay * display)
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{
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GFunc func;
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switch (gst_vaapi_display_get_class_type (display)) {
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default:
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func = NULL;
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break;
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}
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return func;
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}
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static GstBuffer *
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new_vbuffer (GstVaapiVideoMeta * meta)
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{
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GstBuffer *buffer;
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g_return_val_if_fail (meta != NULL, NULL);
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gst_vaapi_video_meta_set_surface_converter (meta,
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get_surface_converter (gst_vaapi_video_meta_get_display (meta)));
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buffer = gst_surface_buffer_new ();
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if (buffer)
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gst_buffer_set_vaapi_video_meta (buffer, meta);
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gst_vaapi_video_meta_unref (meta);
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return buffer;
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}
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GstBuffer *
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gst_vaapi_video_buffer_new (GstVaapiVideoMeta * meta)
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{
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g_return_val_if_fail (meta != NULL, NULL);
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return new_vbuffer (gst_vaapi_video_meta_ref (meta));
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}
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GstBuffer *
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gst_vaapi_video_buffer_new_empty (void)
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{
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return gst_surface_buffer_new ();
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}
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GstBuffer *
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gst_vaapi_video_buffer_new_from_pool (GstVaapiVideoPool * pool)
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{
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return new_vbuffer (gst_vaapi_video_meta_new_from_pool (pool));
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}
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GstBuffer *
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gst_vaapi_video_buffer_new_from_buffer (GstBuffer * buffer)
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{
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GstVaapiVideoMeta *const meta = gst_buffer_get_vaapi_video_meta (buffer);
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return meta ? new_vbuffer (gst_vaapi_video_meta_ref (meta)) : NULL;
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}
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GstBuffer *
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gst_vaapi_video_buffer_new_with_image (GstVaapiImage * image)
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{
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return new_vbuffer (gst_vaapi_video_meta_new_with_image (image));
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}
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GstBuffer *
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gst_vaapi_video_buffer_new_with_surface_proxy (GstVaapiSurfaceProxy * proxy)
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{
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return new_vbuffer (gst_vaapi_video_meta_new_with_surface_proxy (proxy));
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}
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