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72 lines
1.3 KiB
C
72 lines
1.3 KiB
C
// Copyright 2019, Collabora, Ltd.
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// SPDX-License-Identifier: BSL-1.0
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/*!
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* @file
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* @brief An @ref xrt_frame_sink splitter.
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* @author Jakob Bornecrantz <jakob@collabora.com>
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* @ingroup aux_util
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*/
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#include "util/u_misc.h"
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#include "util/u_sink.h"
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/*!
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* An @ref xrt_frame_sink splitter.
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* @implements xrt_frame_sink
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* @implements xrt_frame_node
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*/
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struct u_sink_split
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{
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struct xrt_frame_sink base;
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struct xrt_frame_node node;
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struct xrt_frame_sink *left;
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struct xrt_frame_sink *right;
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};
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static void
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split_frame(struct xrt_frame_sink *xfs, struct xrt_frame *xf)
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{
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struct u_sink_split *s = (struct u_sink_split *)xfs;
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s->left->push_frame(s->left, xf);
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s->right->push_frame(s->right, xf);
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}
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static void
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break_apart(struct xrt_frame_node *node)
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{}
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static void
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destroy(struct xrt_frame_node *node)
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{
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struct u_sink_split *s = container_of(node, struct u_sink_split, node);
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free(s);
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}
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/*
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*
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* Exported functions.
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*
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*/
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void
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u_sink_split_create(struct xrt_frame_context *xfctx,
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struct xrt_frame_sink *left,
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struct xrt_frame_sink *right,
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struct xrt_frame_sink **out_xfs)
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{
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struct u_sink_split *s = U_TYPED_CALLOC(struct u_sink_split);
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s->base.push_frame = split_frame;
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s->node.break_apart = break_apart;
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s->node.destroy = destroy;
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s->left = left;
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s->right = right;
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*out_xfs = &s->base;
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}
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