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107 lines
3.7 KiB
C
107 lines
3.7 KiB
C
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/*
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* GStreamer
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* Copyright (C) 2012 Collabora Ltd.
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* @author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
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* Copyright (C) 2014 Julien Isorce <julien.isorce@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_EGL_IMAGE_H_
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#define _GST_EGL_IMAGE_H_
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/gl/gl.h>
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#include <gst/gl/egl/gstglcontext_egl.h>
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G_BEGIN_DECLS
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GType gst_egl_image_get_type (void);
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#define GST_TYPE_EGL_IMAGE (gst_egl_image_get_type())
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#define GST_IS_EGL_IMAGE(obj) (GST_IS_MINI_OBJECT_TYPE(obj, GST_TYPE_EGL_IMAGE))
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#define GST_EGL_IMAGE_CAST(obj) ((GstEGLImage *)(obj))
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#define GST_EGL_IMAGE(obj) (GST_EGL_IMAGE_CAST(obj))
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typedef struct _GstEGLImage GstEGLImage;
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typedef void (*GstEGLImageDestroyNotify) (GstEGLImage * image,
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gpointer data);
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struct _GstEGLImage
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{
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GstMiniObject parent;
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GstGLContextEGL *context;
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EGLImageKHR image;
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GstVideoGLTextureType type;
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/* FIXME: remove this and use the affine transformation meta instead */
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GstVideoGLTextureOrientation orientation;
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/* <private> */
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gpointer destroy_data;
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GstEGLImageDestroyNotify destroy_notify;
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};
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GstEGLImage * gst_egl_image_new_wrapped (GstGLContext * context,
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EGLImageKHR image,
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GstVideoGLTextureType type,
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GstVideoGLTextureOrientation orientation,
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gpointer user_data,
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GstEGLImageDestroyNotify user_data_destroy);
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EGLImageKHR gst_egl_image_get_image (GstEGLImage * image);
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GstVideoGLTextureOrientation gst_egl_image_get_orientation (GstEGLImage * image);
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#if GST_GL_HAVE_DMABUF
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GstEGLImage * gst_egl_image_from_dmabuf (GstGLContext * context,
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gint dmabuf,
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GstVideoInfo * in_info,
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gint plane,
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gsize offset);
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#endif
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/**
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* gst_egl_image_ref:
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* @image: a #GstEGLImage.
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*
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* Increases the refcount of the given image by one.
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*
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* Returns: (transfer full): @image
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*/
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static inline GstEGLImage *
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gst_egl_image_ref (GstEGLImage * image)
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{
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return (GstEGLImage *) gst_mini_object_ref (GST_MINI_OBJECT_CAST (image));
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}
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/**
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* gst_buffer_unref:
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* @buf: (transfer full): a #GstBuffer.
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*
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* Decreases the refcount of the image. If the refcount reaches 0, the image
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* with the associated metadata and memory will be freed.
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*/
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static inline void
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gst_egl_image_unref (GstEGLImage * image)
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{
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gst_mini_object_unref (GST_MINI_OBJECT_CAST (image));
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}
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G_END_DECLS
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#endif /* _GST_EGL_IMAGE_H_ */
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