dav1d: dav1d/common.h Source File

dav1d 1.1.0 dav1d is an AV1 decoder

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common.h
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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_COMMON_H
29#define DAV1D_COMMON_H
30
31#include <errno.h>
32#include <stddef.h>
33#include <stdint.h>
34
35#ifndef DAV1D_API
36 #if defined _WIN32
37 #if defined DAV1D_BUILDING_DLL
38 #define DAV1D_API __declspec(dllexport)
39 #else
40 #define DAV1D_API
41 #endif
42 #else
43 #if __GNUC__ >= 4
44 #define DAV1D_API __attribute__ ((visibility ("default")))
45 #else
46 #define DAV1D_API
47 #endif
48 #endif
49#endif
50
51#if EPERM > 0
52#define DAV1D_ERR(e) (-(e))
53#else
54#define DAV1D_ERR(e) (e)
55#endif
56
60 typedef struct Dav1dUserData {
61 const uint8_t *data;
62 struct Dav1dRef *ref;
63} Dav1dUserData;
64
73 typedef struct Dav1dDataProps {
74 int64_t timestamp;
75 int64_t duration;
76 int64_t offset;
77 size_t size;
78 struct Dav1dUserData user_data;
79} Dav1dDataProps;
80
84 DAV1D_API void dav1d_data_props_unref(Dav1dDataProps *props);
85
86#endif /* DAV1D_COMMON_H */
DAV1D_API
#define DAV1D_API
Definition: common.h:46
dav1d_data_props_unref
DAV1D_API void dav1d_data_props_unref(Dav1dDataProps *props)
Dav1dRef
struct Dav1dRef Dav1dRef
Definition: dav1d.h:44
Dav1dDataProps
Definition: common.h:73
Dav1dDataProps::offset
int64_t offset
stream offset of input data, -1 if unknown (default)
Definition: common.h:76
Dav1dDataProps::size
size_t size
packet size, default Dav1dData.sz
Definition: common.h:77
Dav1dDataProps::user_data
struct Dav1dUserData user_data
user-configurable data, default NULL members
Definition: common.h:78
Dav1dDataProps::timestamp
int64_t timestamp
container timestamp of input data, INT64_MIN if unknown (default)
Definition: common.h:74
Dav1dDataProps::duration
int64_t duration
container duration of input data, 0 if unknown (default)
Definition: common.h:75
Dav1dUserData
Definition: common.h:60
Dav1dUserData::ref
struct Dav1dRef * ref
allocation origin
Definition: common.h:62
Dav1dUserData::data
const uint8_t * data
data pointer
Definition: common.h:61