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f69283819a
This add function to wait for buffers to get back into the pool along with a set_flushing() method to allow unblocking this wait.
59 lines
2.4 KiB
C
59 lines
2.4 KiB
C
/* GStreamer
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* Copyright (C) 2020 Collabora Ltd.
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* Author: Nicolas Dufresne <nicolas.dufresne@collabora.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_V4L2_CODEC_ALLOCATOR_H_
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#define _GST_V4L2_CODEC_ALLOCATOR_H_
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#include <gst/allocators/allocators.h>
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#include <gst/gst.h>
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#include "gstv4l2codecdevice.h"
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#include "gstv4l2decoder.h"
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#define GST_TYPE_V4L2_CODEC_ALLOCATOR gst_v4l2_codec_allocator_get_type ()
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G_DECLARE_FINAL_TYPE (GstV4l2CodecAllocator, gst_v4l2_codec_allocator,
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GST_V4L2_CODEC, ALLOCATOR, GstDmaBufAllocator);
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GstV4l2CodecAllocator *gst_v4l2_codec_allocator_new (GstV4l2Decoder * decoder,
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GstPadDirection direction,
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guint num_buffers);
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GstMemory *gst_v4l2_codec_allocator_alloc (GstV4l2CodecAllocator * allocator);
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gboolean gst_v4l2_codec_allocator_create_buffer (GstV4l2CodecAllocator * self);
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gboolean gst_v4l2_codec_allocator_wait_for_buffer (GstV4l2CodecAllocator * self);
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gboolean gst_v4l2_codec_allocator_prepare_buffer (GstV4l2CodecAllocator * allocator,
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GstBuffer * buffer);
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guint gst_v4l2_codec_allocator_get_pool_size (GstV4l2CodecAllocator *self);
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void gst_v4l2_codec_allocator_detach (GstV4l2CodecAllocator * self);
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void gst_v4l2_codec_allocator_set_flushing (GstV4l2CodecAllocator * self,
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gboolean flushing);
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guint32 gst_v4l2_codec_memory_get_index (GstMemory * mem);
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#endif /* _GST_V4L2_CODECS_ALLOCATOR_H_ */
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