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1331611094
implement custom GstMemory for GL textures currently map/unmap returns NULL although it might be favourable to upload/download/cache the image data
69 lines
1.9 KiB
C
69 lines
1.9 KiB
C
/*
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* GStreamer
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* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef _GST_GL_MEMORY_H_
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#define _GST_GL_MEMORY_H_
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#include <gst/gst.h>
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#include <gst/gstmemory.h>
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#include "gstgldisplay.h"
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G_BEGIN_DECLS
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#define GST_TYPE_GL_MEMORY (gst_gl_memory_get_type())
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GType gst_gl_memory_get_type(void);
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typedef struct _GstGLMemoryInitParams GstGLMemoryInitParams;
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typedef struct _GstGLMemory GstGLMemory;
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/**
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* GstGLMemory:
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* @mem: the parent object
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* @display: the #GstGLDisplay to use
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* @tex_id: the texture id
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* @gl_format: the format of the texture
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* @width: width of the texture
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* @height: height of the texture
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*
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* Represents information about a GL texture
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*/
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struct _GstGLMemory
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{
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GstMemory mem;
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GstGLDisplay *display;
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GLuint tex_id;
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GstVideoFormat v_format;
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GLenum gl_format;
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GLuint width;
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GLuint height;
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};
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#define GST_GL_MEMORY_ALLOCATOR "GLMemory"
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void gst_gl_memory_init (void);
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GstMemory * gst_gl_memory_alloc (GstGLDisplay * display, GstVideoFormat format,
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gsize width, gsize height);
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G_END_DECLS
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#endif /* _GST_GL_MEMORY_H_ */
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