dav1d
dav1d.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
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20  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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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
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26  */
27 
28 #ifndef DAV1D_H
29 #define DAV1D_H
30 
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34 
35 #include <errno.h>
36 #include <stdarg.h>
37 
38 #include "common.h"
39 #include "picture.h"
40 #include "data.h"
41 #include "version.h"
42 
43 typedef struct Dav1dContext Dav1dContext;
44 typedef struct Dav1dRef Dav1dRef;
45 
46 #define DAV1D_MAX_FRAME_THREADS 256
47 #define DAV1D_MAX_TILE_THREADS 64
48 
49 typedef struct Dav1dLogger {
50  void *cookie;
51 
58  void (*callback)(void *cookie, const char *format, va_list ap);
59 } Dav1dLogger;
60 
61 typedef struct Dav1dSettings {
66  int all_layers;
67  unsigned frame_size_limit;
68  uint8_t reserved[32];
72 
76 DAV1D_API const char *dav1d_version(void);
77 
84 
97 DAV1D_API int dav1d_open(Dav1dContext **c_out, const Dav1dSettings *s);
98 
113  const uint8_t *buf, const size_t sz);
114 
131 
183 
189 DAV1D_API void dav1d_close(Dav1dContext **c_out);
190 
202 
203 # ifdef __cplusplus
204 }
205 # endif
206 
207 #endif /* DAV1D_H */
DAV1D_API void dav1d_flush(Dav1dContext *c)
int operating_point
select an operating point for scalable AV1 bitstreams (0 - 31)
Definition: dav1d.h:65
int apply_grain
Definition: dav1d.h:64
Definition: data.h:36
Definition: picture.h:49
DAV1D_API int dav1d_send_data(Dav1dContext *c, Dav1dData *in)
Definition: dav1d.h:49
int all_layers
output all spatial layers of a scalable AV1 biststream
Definition: dav1d.h:66
int n_frame_threads
Definition: dav1d.h:62
DAV1D_API int dav1d_parse_sequence_header(Dav1dSequenceHeader *out, const uint8_t *buf, const size_t sz)
Dav1dPicAllocator allocator
Definition: dav1d.h:69
Dav1dLogger logger
Definition: dav1d.h:70
int n_tile_threads
Definition: dav1d.h:63
Definition: headers.h:199
DAV1D_API void dav1d_default_settings(Dav1dSettings *s)
DAV1D_API const char * dav1d_version(void)
struct Dav1dContext Dav1dContext
Definition: dav1d.h:43
DAV1D_API int dav1d_get_picture(Dav1dContext *c, Dav1dPicture *out)
Definition: picture.h:95
void * cookie
Custom data to pass to the callback.
Definition: dav1d.h:50
DAV1D_API int dav1d_open(Dav1dContext **c_out, const Dav1dSettings *s)
DAV1D_API void dav1d_close(Dav1dContext **c_out)
void(* callback)(void *cookie, const char *format, va_list ap)
Definition: dav1d.h:58
uint8_t reserved[32]
reserved for future use
Definition: dav1d.h:68
Definition: dav1d.h:61
unsigned frame_size_limit
maximum frame size, in pixels (0 = unlimited)
Definition: dav1d.h:67
struct Dav1dRef Dav1dRef
Definition: dav1d.h:44
#define DAV1D_API
Definition: common.h:46