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30c6efc432
This patch provides the basic infrastructure required for this. Upload and Download has been ported to this. Has the nice effect of allowing GstGLMemory to be our refcounted texture object for any texture type (not just RGBA). Should not lose any features/video formats.
94 lines
2.8 KiB
C
94 lines
2.8 KiB
C
/*
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* GStreamer
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* Copyright (C) 2012 Matthew Waters <ystree00@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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_GL_UPLOAD_H__
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#define __GST_GL_UPLOAD_H__
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#include <gst/video/video.h>
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#include <gst/gstmemory.h>
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#include <gst/gl/gstgl_fwd.h>
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G_BEGIN_DECLS
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GType gst_gl_upload_get_type (void);
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#define GST_TYPE_GL_UPLOAD (gst_gl_upload_get_type())
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#define GST_GL_UPLOAD(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_UPLOAD,GstGLUpload))
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#define GST_GL_UPLOAD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_DISPLAY,GstGLUploadClass))
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#define GST_IS_GL_UPLOAD(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_UPLOAD))
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#define GST_IS_GL_UPLOAD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_UPLOAD))
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#define GST_GL_UPLOAD_CAST(obj) ((GstGLUpload*)(obj))
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/**
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* GstGLUpload
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*
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* Opaque #GstGLUpload object
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*/
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struct _GstGLUpload
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{
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/* <private> */
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GObject parent;
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GMutex lock;
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GstGLContext *context;
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GstGLColorConvert *convert;
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/* input data */
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GstVideoInfo in_info;
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gboolean initted;
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GstGLMemory *in_tex[GST_VIDEO_MAX_PLANES];
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GstGLMemory *out_tex;
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/* <private> */
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GstGLUploadPrivate *priv;
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gpointer _reserved[GST_PADDING];
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};
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/**
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* GstGLUploadClass:
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*
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* The #GstGLUploadClass struct only contains private data
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*/
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struct _GstGLUploadClass
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{
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GObjectClass object_class;
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};
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GstGLUpload * gst_gl_upload_new (GstGLContext * context);
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gboolean gst_gl_upload_init_format (GstGLUpload * upload, GstVideoInfo * in_info);
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gboolean gst_gl_upload_add_video_gl_texture_upload_meta (GstGLUpload * upload, GstBuffer * buffer);
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gboolean gst_gl_upload_perform_with_buffer (GstGLUpload * upload, GstBuffer * buffer, guint * tex_id);
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void gst_gl_upload_release_buffer (GstGLUpload * upload);
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gboolean gst_gl_upload_perform_with_data (GstGLUpload * upload, GLuint texture_id,
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gpointer data[GST_VIDEO_MAX_PLANES]);
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gboolean gst_gl_upload_perform_with_gl_texture_upload_meta (GstGLUpload *upload, GstVideoGLTextureUploadMeta *meta, guint texture_id[4]);
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G_END_DECLS
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#endif /* __GST_GL_UPLOAD_H__ */
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