/work/dav1d/src/ref.h

Source
/*
 * Copyright © 2018, VideoLAN and dav1d authors
 * Copyright © 2018, Two Orioles, LLC
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef DAV1D_SRC_REF_H
#define DAV1D_SRC_REF_H

#include "dav1d/dav1d.h"

#include "src/mem.h"
#include "src/thread.h"

#include <stdatomic.h>
#include <stddef.h>

struct Dav1dRef {
    void *data;
    const void *const_data;
    atomic_int ref_cnt;
    int free_ref;
    void (*free_callback)(const uint8_t *data, void *user_data);
    void *user_data;
};

#if !TRACK_HEAP_ALLOCATIONS
#define dav1d_ref_create(type, size) dav1d_ref_create(size)
#endif

Dav1dRef *dav1d_ref_create(enum AllocationType type, size_t size);
Dav1dRef *dav1d_ref_create_using_pool(Dav1dMemPool *pool, size_t size);
void dav1d_ref_dec(Dav1dRef **ref);

static inline Dav1dRef *dav1d_ref_init(Dav1dRef *const ref, const void *const ptr,
                                       void (*const free_callback)(const uint8_t *data, void *user_data),
                                       void *const user_data, const int free_ref)
{
    ref->data = NULL;
    ref->const_data = ptr;
    atomic_init(&ref->ref_cnt, 1);
    ref->free_ref = free_ref;
    ref->free_callback = free_callback;
    ref->user_data = user_data;
    return ref;
}

static inline void dav1d_ref_inc(Dav1dRef *const ref) {
    atomic_fetch_add_explicit(&ref->ref_cnt, 1, memory_order_relaxed);
}

static inline int dav1d_ref_is_writable(Dav1dRef *const ref) {
    return atomic_load(&ref->ref_cnt) == 1 && ref->data;
}

#endif /* DAV1D_SRC_REF_H */

Line	Count	Source
1		/*
2		* Copyright © 2018, VideoLAN and dav1d authors
3		* Copyright © 2018, Two Orioles, LLC
4		* All rights reserved.
5		*
6		* Redistribution and use in source and binary forms, with or without
7		* modification, are permitted provided that the following conditions are met:
8		*
9		* 1. Redistributions of source code must retain the above copyright notice, this
10		* list of conditions and the following disclaimer.
11		*
12		* 2. Redistributions in binary form must reproduce the above copyright notice,
13		* this list of conditions and the following disclaimer in the documentation
14		* and/or other materials provided with the distribution.
15		*
16		* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17		* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18		* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19		* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
20		* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21		* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22		* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23		* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24		* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25		* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26		*/
27
28		#ifndef DAV1D_SRC_REF_H
29		#define DAV1D_SRC_REF_H
30
31		#include "dav1d/dav1d.h"
32
33		#include "src/mem.h"
34		#include "src/thread.h"
35
36		#include <stdatomic.h>
37		#include <stddef.h>
38
39		struct Dav1dRef {
40		void *data;
41		const void *const_data;
42		atomic_int ref_cnt;
43		int free_ref;
44		void (free_callback)(const uint8_t data, void *user_data);
45		void *user_data;
46		};
47
48		#if !TRACK_HEAP_ALLOCATIONS
49	0	#define dav1d_ref_create(type, size) dav1d_ref_create(size)
50		#endif
51
52		Dav1dRef *dav1d_ref_create(enum AllocationType type, size_t size);
53		Dav1dRef dav1d_ref_create_using_pool(Dav1dMemPool pool, size_t size);
54		void dav1d_ref_dec(Dav1dRef **ref);
55
56		static inline Dav1dRef dav1d_ref_init(Dav1dRef const ref, const void *const ptr,
57		void (const free_callback)(const uint8_t data, void *user_data),
58		void *const user_data, const int free_ref)
59	0	{
60	0	ref->data = NULL;
61	0	ref->const_data = ptr;
62	0	atomic_init(&ref->ref_cnt, 1);
63	0	ref->free_ref = free_ref;
64	0	ref->free_callback = free_callback;
65	0	ref->user_data = user_data;
66	0	return ref;
67	0	} Unexecuted instantiation: lib.c:dav1d_ref_init Unexecuted instantiation: log.c:dav1d_ref_init Unexecuted instantiation: mem.c:dav1d_ref_init Unexecuted instantiation: obu.c:dav1d_ref_init Unexecuted instantiation: picture.c:dav1d_ref_init Unexecuted instantiation: ref.c:dav1d_ref_init Unexecuted instantiation: thread_task.c:dav1d_ref_init Unexecuted instantiation: cdf.c:dav1d_ref_init Unexecuted instantiation: data.c:dav1d_ref_init Unexecuted instantiation: decode.c:dav1d_ref_init Unexecuted instantiation: recon_tmpl.c:dav1d_ref_init Unexecuted instantiation: cdef_apply_tmpl.c:dav1d_ref_init Unexecuted instantiation: lf_apply_tmpl.c:dav1d_ref_init Unexecuted instantiation: lr_apply_tmpl.c:dav1d_ref_init
68
69	0	static inline void dav1d_ref_inc(Dav1dRef *const ref) {
70	0	atomic_fetch_add_explicit(&ref->ref_cnt, 1, memory_order_relaxed);
71	0	} Unexecuted instantiation: lib.c:dav1d_ref_inc Unexecuted instantiation: log.c:dav1d_ref_inc Unexecuted instantiation: mem.c:dav1d_ref_inc Unexecuted instantiation: obu.c:dav1d_ref_inc Unexecuted instantiation: picture.c:dav1d_ref_inc Unexecuted instantiation: ref.c:dav1d_ref_inc Unexecuted instantiation: thread_task.c:dav1d_ref_inc Unexecuted instantiation: cdf.c:dav1d_ref_inc Unexecuted instantiation: data.c:dav1d_ref_inc Unexecuted instantiation: decode.c:dav1d_ref_inc Unexecuted instantiation: recon_tmpl.c:dav1d_ref_inc Unexecuted instantiation: cdef_apply_tmpl.c:dav1d_ref_inc Unexecuted instantiation: lf_apply_tmpl.c:dav1d_ref_inc Unexecuted instantiation: lr_apply_tmpl.c:dav1d_ref_inc
72
73	0	static inline int dav1d_ref_is_writable(Dav1dRef *const ref) {
74	0	return atomic_load(&ref->ref_cnt) == 1 && ref->data;
75	0	} Unexecuted instantiation: lib.c:dav1d_ref_is_writable Unexecuted instantiation: log.c:dav1d_ref_is_writable Unexecuted instantiation: mem.c:dav1d_ref_is_writable Unexecuted instantiation: obu.c:dav1d_ref_is_writable Unexecuted instantiation: picture.c:dav1d_ref_is_writable Unexecuted instantiation: ref.c:dav1d_ref_is_writable Unexecuted instantiation: thread_task.c:dav1d_ref_is_writable Unexecuted instantiation: cdf.c:dav1d_ref_is_writable Unexecuted instantiation: data.c:dav1d_ref_is_writable Unexecuted instantiation: decode.c:dav1d_ref_is_writable Unexecuted instantiation: recon_tmpl.c:dav1d_ref_is_writable Unexecuted instantiation: cdef_apply_tmpl.c:dav1d_ref_is_writable Unexecuted instantiation: lf_apply_tmpl.c:dav1d_ref_is_writable Unexecuted instantiation: lr_apply_tmpl.c:dav1d_ref_is_writable
76
77		#endif /* DAV1D_SRC_REF_H */

Coverage Report

Created: 2026-05-16 06:28