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15d0c04933
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.
91 lines
2.8 KiB
C
91 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_DOWNLOAD_H__
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#define __GST_GL_DOWNLOAD_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/gl.h>
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G_BEGIN_DECLS
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GType gst_gl_download_get_type (void);
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#define GST_TYPE_GL_DOWNLOAD (gst_gl_download_get_type())
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#define GST_GL_DOWNLOAD(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_DOWNLOAD,GstGLDownload))
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#define GST_GL_DOWNLOAD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_DISPLAY,GstGLDownloadClass))
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#define GST_IS_GL_DOWNLOAD(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_DOWNLOAD))
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#define GST_IS_GL_DOWNLOAD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_DOWNLOAD))
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#define GST_GL_DOWNLOAD_CAST(obj) ((GstGLDownload*)(obj))
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/**
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* GstGLDownload:
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*
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* Opaque #GstGLDownload object
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*/
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struct _GstGLDownload
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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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/* output data */
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GstVideoInfo info;
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gpointer data[GST_VIDEO_MAX_PLANES];
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gboolean initted;
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/* used for the conversion */
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GLuint in_texture;
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GstGLMemory * out_texture[GST_VIDEO_MAX_PLANES];
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GstGLDownloadPrivate *priv;
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gpointer _reserved[GST_PADDING];
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};
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/**
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* GstGLDownloadClass:
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*
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* The #GstGLDownloadClass struct only contains private data
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*/
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struct _GstGLDownloadClass
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{
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/* <private> */
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GObjectClass object_class;
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};
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GstGLDownload * gst_gl_download_new (GstGLContext * context);
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gboolean gst_gl_download_init_format (GstGLDownload * download, GstVideoFormat v_format,
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guint out_width, guint out_height);
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gboolean gst_gl_download_perform_with_memory (GstGLDownload * download, GstGLMemory * gl_mem);
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gboolean gst_gl_download_perform_with_data (GstGLDownload * download, GLuint texture_id,
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gpointer data[GST_VIDEO_MAX_PLANES]);
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G_END_DECLS
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#endif /* __GST_GL_DOWNLOAD_H__ */
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