gstreamer/ext/gl/gstgldownloadelement.h
Nicolas Dufresne 95abc6c263 gldownload: Fix renegotiation loop
When DMABuf was tried, we would renegotiate back and fourth between
DMABuf and system memory if the export failed. This would happen for
every single frame.

This patch introduces try_dmabuf_exports boolean, which is unset when
an export failed. This boolean is then put back to TRUE when upstream
pushes new caps, or downstream pushes a reconfigure event.
2019-11-11 17:11:45 -05:00

66 lines
2.2 KiB
C

/*
* GStreamer
* Copyright (C) 2012 Matthew Waters <ystree00@gmail.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_DOWNLOAD_ELEMENT_H__
#define __GST_GL_DOWNLOAD_ELEMENT_H__
#include <gst/video/video.h>
#include <gst/gstmemory.h>
#include <gst/gl/gl.h>
G_BEGIN_DECLS
GType gst_gl_download_element_get_type (void);
#define GST_TYPE_GL_DOWNLOAD_ELEMENT (gst_gl_download_element_get_type())
#define GST_GL_DOWNLOAD_ELEMENT(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_DOWNLOAD_ELEMENT,GstGLDownloadElement))
#define GST_GL_DOWNLOAD_ELEMENT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_DISPLAY,GstGLDownloadElementClass))
#define GST_IS_GL_DOWNLOAD_ELEMENT(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_DOWNLOAD_ELEMENT))
#define GST_IS_GL_DOWNLOAD_ELEMENT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_DOWNLOAD_ELEMENT))
#define GST_GL_DOWNLOAD_ELEMENT_CAST(obj) ((GstGLDownloadElement*)(obj))
typedef struct _GstGLDownloadElement GstGLDownloadElement;
typedef struct _GstGLDownloadElementClass GstGLDownloadElementClass;
typedef enum
{
GST_GL_DOWNLOAD_MODE_PASSTHROUGH,
GST_GL_DOWNLOAD_MODE_PBO_TRANSFERS,
GST_GL_DOWNLOAD_MODE_DMABUF_EXPORTS
} GstGlDownloadMode;
struct _GstGLDownloadElement
{
GstGLBaseFilter parent;
GstGlDownloadMode mode;
gboolean try_dmabuf_exports;
GstAllocator * dmabuf_allocator;
gboolean add_videometa;
};
struct _GstGLDownloadElementClass
{
GstGLBaseFilterClass object_class;
};
G_END_DECLS
#endif /* __GST_GL_DOWNLOAD_ELEMENT_H__ */