gstreamer/sys/v4l2codecs/gstv4l2codecallocator.h

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/* GStreamer
* Copyright (C) 2020 Collabora Ltd.
* Author: Nicolas Dufresne <nicolas.dufresne@collabora.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_V4L2_CODEC_ALLOCATOR_H_
#define _GST_V4L2_CODEC_ALLOCATOR_H_
#include <gst/allocators/allocators.h>
#include <gst/gst.h>
#include "gstv4l2codecdevice.h"
#include "gstv4l2decoder.h"
#define GST_TYPE_V4L2_CODEC_ALLOCATOR gst_v4l2_codec_allocator_get_type ()
G_DECLARE_FINAL_TYPE (GstV4l2CodecAllocator, gst_v4l2_codec_allocator,
GST_V4L2_CODEC, ALLOCATOR, GstDmaBufAllocator);
GstV4l2CodecAllocator *gst_v4l2_codec_allocator_new (GstV4l2Decoder * decoder,
GstPadDirection direction,
guint num_buffers);
GstMemory *gst_v4l2_codec_allocator_alloc (GstV4l2CodecAllocator * allocator);
gboolean gst_v4l2_codec_allocator_create_buffer (GstV4l2CodecAllocator * self);
gboolean gst_v4l2_codec_allocator_wait_for_buffer (GstV4l2CodecAllocator * self);
gboolean gst_v4l2_codec_allocator_prepare_buffer (GstV4l2CodecAllocator * allocator,
GstBuffer * buffer);
guint gst_v4l2_codec_allocator_get_pool_size (GstV4l2CodecAllocator *self);
void gst_v4l2_codec_allocator_detach (GstV4l2CodecAllocator * self);
void gst_v4l2_codec_allocator_set_flushing (GstV4l2CodecAllocator * self,
gboolean flushing);
guint32 gst_v4l2_codec_memory_get_index (GstMemory * mem);
#endif /* _GST_V4L2_CODECS_ALLOCATOR_H_ */