mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-25 03:01:03 +00:00
110 lines
4.5 KiB
C
110 lines
4.5 KiB
C
/*
|
|
* GStreamer EGL Library
|
|
* Copyright (C) 2012 Collabora Ltd.
|
|
* @author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
|
|
* *
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef __GST_EGL_H__
|
|
#define __GST_EGL_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/video/video.h>
|
|
#include <EGL/egl.h>
|
|
#include <EGL/eglext.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_EGL_IMAGE_MEMORY_TYPE "EGLImage"
|
|
|
|
#define GST_CAPS_FEATURE_MEMORY_EGL_IMAGE "memory:EGLImage"
|
|
|
|
typedef struct _GstEGLDisplay GstEGLDisplay;
|
|
|
|
/* EGLImage GstMemory handling */
|
|
gboolean gst_egl_image_memory_is_mappable (void);
|
|
gboolean gst_is_egl_image_memory (GstMemory * mem);
|
|
EGLImageKHR gst_egl_image_memory_get_image (GstMemory * mem);
|
|
GstEGLDisplay *gst_egl_image_memory_get_display (GstMemory * mem);
|
|
GstVideoGLTextureType gst_egl_image_memory_get_type (GstMemory * mem);
|
|
GstVideoGLTextureOrientation gst_egl_image_memory_get_orientation (GstMemory * mem);
|
|
void gst_egl_image_memory_set_orientation (GstMemory * mem,
|
|
GstVideoGLTextureOrientation orientation);
|
|
|
|
/* Generic EGLImage allocator that doesn't support mapping, copying or anything */
|
|
GstAllocator *gst_egl_image_allocator_obtain (void);
|
|
GstMemory *gst_egl_image_allocator_alloc (GstAllocator * allocator,
|
|
GstEGLDisplay * display, GstVideoGLTextureType type, gint width, gint height,
|
|
gsize * size);
|
|
GstMemory *gst_egl_image_allocator_wrap (GstAllocator * allocator,
|
|
GstEGLDisplay * display, EGLImageKHR image, GstVideoGLTextureType type,
|
|
GstMemoryFlags flags, gsize size, gpointer user_data,
|
|
GDestroyNotify user_data_destroy);
|
|
|
|
#define GST_EGL_DISPLAY_CONTEXT_TYPE "gst.egl.EGLDisplay"
|
|
GstContext * gst_context_new_egl_display (GstEGLDisplay * display, gboolean persistent);
|
|
gboolean gst_context_get_egl_display (GstContext * context,
|
|
GstEGLDisplay ** display);
|
|
|
|
/* EGLDisplay wrapper with refcount, connection is closed after last ref is gone */
|
|
#define GST_TYPE_EGL_DISPLAY (gst_egl_display_get_type())
|
|
GType gst_egl_display_get_type (void);
|
|
|
|
GstEGLDisplay *gst_egl_display_new (EGLDisplay display, GDestroyNotify destroy_notify);
|
|
GstEGLDisplay *gst_egl_display_ref (GstEGLDisplay * display);
|
|
void gst_egl_display_unref (GstEGLDisplay * display);
|
|
EGLDisplay gst_egl_display_get (GstEGLDisplay * display);
|
|
|
|
/* EGLImage buffer pool */
|
|
|
|
#define GST_TYPE_EGL_IMAGE_BUFFER_POOL (gst_egl_image_buffer_pool_get_type())
|
|
#define GST_EGL_IMAGE_BUFFER_POOL(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_TYPE_EGL_IMAGE_BUFFER_POOL, GstEGLImageBufferPool))
|
|
#define GST_EGL_IMAGE_BUFFER_POOL_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_EGL_IMAGE_BUFFER_POOL, GstEGLImageBufferPoolClass))
|
|
#define GST_EGL_IS_IMAGE_BUFFER_POOL(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_TYPE_EGL_IMAGE_BUFFER_POOL))
|
|
#define GST_EGL_IS_IMAGE_BUFFER_POOL_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_TYPE_EGL_IMAGE_BUFFER_POOL))
|
|
#define GST_EGL_IMAGE_BUFFER_POO_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_TYPE_EGL_IMAGE_BUFFER_POOL, GstEGLImageBufferPoolClass))
|
|
|
|
typedef struct _GstEGLImageBufferPool GstEGLImageBufferPool;
|
|
typedef struct _GstEGLImageBufferPoolClass GstEGLImageBufferPoolClass;
|
|
typedef struct _GstEGLImageBufferPoolPrivate GstEGLImageBufferPoolPrivate;
|
|
|
|
struct _GstEGLImageBufferPool {
|
|
GstVideoBufferPool parent;
|
|
|
|
GstEGLImageBufferPoolPrivate *priv;
|
|
|
|
gpointer _reserved[GST_PADDING];
|
|
};
|
|
|
|
struct _GstEGLImageBufferPoolClass {
|
|
GstVideoBufferPoolClass parent_class;
|
|
|
|
gpointer _reserved[GST_PADDING];
|
|
};
|
|
|
|
GType gst_egl_image_buffer_pool_get_type (void);
|
|
|
|
typedef GstBuffer *(*GstEGLImageBufferPoolSendBlockingAllocate) (GstBufferPool *
|
|
pool, gpointer data);
|
|
|
|
GstBufferPool *gst_egl_image_buffer_pool_new (
|
|
GstEGLImageBufferPoolSendBlockingAllocate blocking_allocate_func,
|
|
gpointer blocking_allocate_data, GDestroyNotify destroy_func);
|
|
void gst_egl_image_buffer_pool_replace_last_buffer (GstEGLImageBufferPool * pool, GstBuffer * buffer);
|
|
|
|
G_END_DECLS
|
|
#endif /* __GST_EGL_H__ */
|