| /* |
| * GStreamer |
| * Copyright (C) 2014 Matthew Waters <matthew@centricular.com> |
| * |
| * 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_GL_SYNC_META_H__ |
| #define __GST_GL_SYNC_META_H__ |
| |
| #include <gst/gl/gstgl_fwd.h> |
| |
| G_BEGIN_DECLS |
| |
| #define GST_GL_SYNC_META_API_TYPE (gst_gl_sync_meta_api_get_type()) |
| #define GST_GL_SYNC_META_INFO (gst_gl_sync_meta_get_info()) |
| typedef struct _GstGLSyncMeta GstGLSyncMeta; |
| |
| /** |
| * GST_BUFFER_POOL_OPTION_GL_SYNC_META: |
| * |
| * An option that can be activated on bufferpools to request OpenGL |
| * synchronization metadata on buffers from the pool. |
| */ |
| #define GST_BUFFER_POOL_OPTION_GL_SYNC_META "GstBufferPoolOptionGLSyncMeta" |
| |
| /** |
| * GstGLSyncMeta: |
| * @parent: the parent #GstMeta |
| * @context: the #GstGLContext used to allocate the meta |
| * @data: a custom data pointer for the implementation |
| * @set_sync: set a sync point in the OpenGL command stream |
| * @set_sync_gl: the same as @set_sync but called from @context's thread |
| * @wait: execute a wait on the previously set sync point into the OpenGL command stream |
| * @wait_gl: the same as @wait but called from @context's thread |
| * @wait_cpu: wait for the previously set sync point to pass from the CPU |
| * @wait_cpu_gl: the same as @wait_cpu but called from @context's thread |
| * @copy: copy @data into a new #GstGLSyncMeta |
| * @free: free @data |
| * @free_gl: free @data in @context's thread |
| */ |
| struct _GstGLSyncMeta |
| { |
| GstMeta parent; |
| |
| GstGLContext *context; |
| |
| gpointer data; |
| |
| void (*set_sync) (GstGLSyncMeta * sync, GstGLContext * context); |
| void (*set_sync_gl) (GstGLSyncMeta * sync, GstGLContext * context); |
| void (*wait) (GstGLSyncMeta * sync, GstGLContext * context); |
| void (*wait_gl) (GstGLSyncMeta * sync, GstGLContext * context); |
| void (*wait_cpu) (GstGLSyncMeta * sync, GstGLContext * context); |
| void (*wait_cpu_gl) (GstGLSyncMeta * sync, GstGLContext * context); |
| void (*copy) (GstGLSyncMeta * src, GstBuffer * sbuffer, GstGLSyncMeta * dest, GstBuffer * dbuffer); |
| void (*free) (GstGLSyncMeta * sync, GstGLContext * context); |
| void (*free_gl) (GstGLSyncMeta * sync, GstGLContext * context); |
| }; |
| |
| GST_GL_API |
| GType gst_gl_sync_meta_api_get_type (void); |
| GST_GL_API |
| const GstMetaInfo * gst_gl_sync_meta_get_info (void); |
| |
| #define gst_buffer_get_gl_sync_meta(b) ((GstGLSyncMeta*)gst_buffer_get_meta((b),GST_GL_SYNC_META_API_TYPE)) |
| |
| GST_GL_API |
| GstGLSyncMeta * gst_buffer_add_gl_sync_meta (GstGLContext * context, GstBuffer *buffer); |
| GST_GL_API |
| GstGLSyncMeta * gst_buffer_add_gl_sync_meta_full (GstGLContext * context, GstBuffer * buffer, |
| gpointer data); |
| GST_GL_API |
| void gst_gl_sync_meta_set_sync_point (GstGLSyncMeta * sync_meta, GstGLContext * context); |
| GST_GL_API |
| void gst_gl_sync_meta_wait (GstGLSyncMeta * sync_meta, GstGLContext * context); |
| GST_GL_API |
| void gst_gl_sync_meta_wait_cpu (GstGLSyncMeta * sync_meta, GstGLContext * context); |
| |
| G_END_DECLS |
| |
| #endif /* __GST_GL_SYNC_META_H__ */ |