xref: /aosp_15_r20/external/libdav1d/src/data.h (revision c09093415860a1c2373dacd84c4fde00c507cdfd)
1 /*
2  * Copyright © 2018-2021, 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_DATA_H
29 #define DAV1D_SRC_DATA_H
30 
31 #include "dav1d/data.h"
32 
33 void dav1d_data_ref(Dav1dData *dst, const Dav1dData *src);
34 
35 /**
36  * Copy the source properties to the destination and increase the
37  * user_data's reference count (if it's not NULL).
38  */
39 void dav1d_data_props_copy(Dav1dDataProps *dst, const Dav1dDataProps *src);
40 
41 void dav1d_data_props_set_defaults(Dav1dDataProps *props);
42 
43 uint8_t *dav1d_data_create_internal(Dav1dData *buf, size_t sz);
44 int dav1d_data_wrap_internal(Dav1dData *buf, const uint8_t *ptr, size_t sz,
45                              void (*free_callback)(const uint8_t *data,
46                                                    void *user_data),
47                              void *user_data);
48 int dav1d_data_wrap_user_data_internal(Dav1dData *buf,
49                                        const uint8_t *user_data,
50                                        void (*free_callback)(const uint8_t *user_data,
51                                                              void *cookie),
52                                        void *cookie);
53 void dav1d_data_unref_internal(Dav1dData *buf);
54 void dav1d_data_props_unref_internal(Dav1dDataProps *props);
55 
56 #endif /* DAV1D_SRC_DATA_H */
57