dav1d
picture.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_PICTURE_H
29 #define DAV1D_PICTURE_H
30 
31 #include <stddef.h>
32 #include <stdint.h>
33 
34 #include "common.h"
35 #include "headers.h"
36 
37 /* Number of bytes to align AND pad picture memory buffers by, so that SIMD
38  * implementations can over-read by a few bytes, and use aligned read/write
39  * instructions. */
40 #define DAV1D_PICTURE_ALIGNMENT 64
41 
42 typedef struct Dav1dPictureParameters {
43  int w;
44  int h;
46  int bpc;
48 
49 typedef struct Dav1dPicture {
52 
60  void *data[3];
61 
65  ptrdiff_t stride[2];
66 
69 
84 
85  uintptr_t reserved[4];
86 
89  uintptr_t reserved_ref[4];
90  struct Dav1dRef *ref;
91 
93 } Dav1dPicture;
94 
95 typedef struct Dav1dPicAllocator {
96  void *cookie;
97 
135 
140 
141 #endif /* DAV1D_PICTURE_H */
Dav1dDataProps m
Definition: picture.h:68
struct Dav1dRef * mastering_display_ref
Definition: picture.h:88
struct Dav1dRef * content_light_ref
Definition: picture.h:88
Definition: common.h:73
DAV1D_API void dav1d_picture_unref(Dav1dPicture *p)
Definition: headers.h:331
Definition: picture.h:49
Definition: headers.h:176
void(* release_picture_callback)(Dav1dPicture *pic, void *cookie)
Definition: picture.h:133
Dav1dContentLightLevel * content_light
Definition: picture.h:74
int w
width (in pixels)
Definition: picture.h:43
Definition: headers.h:199
void * data[3]
Definition: picture.h:60
Definition: picture.h:95
uintptr_t reserved[4]
reserved for future use
Definition: picture.h:85
Dav1dPictureParameters p
Definition: picture.h:67
enum Dav1dPixelLayout layout
format of the picture
Definition: picture.h:45
Dav1dITUTT35 * itut_t35
Definition: picture.h:83
int(* alloc_picture_callback)(Dav1dPicture *pic, void *cookie)
Definition: picture.h:121
Definition: picture.h:42
Dav1dSequenceHeader * seq_hdr
Definition: picture.h:50
struct Dav1dRef * itut_t35_ref
Metadata allocation origins.
Definition: picture.h:88
struct Dav1dRef * frame_hdr_ref
Definition: picture.h:87
Definition: headers.h:192
Definition: headers.h:181
int h
height (in pixels)
Definition: picture.h:44
uintptr_t reserved_ref[4]
reserved for future use
Definition: picture.h:89
struct Dav1dRef * ref
Frame data allocation origin.
Definition: picture.h:90
Dav1dFrameHeader * frame_hdr
Definition: picture.h:51
int bpc
bits per pixel component (8 or 10)
Definition: picture.h:46
Dav1dPixelLayout
Definition: headers.h:103
ptrdiff_t stride[2]
Definition: picture.h:65
void * cookie
custom data to pass to the allocator callbacks.
Definition: picture.h:96
void * allocator_data
pointer managed by the allocator
Definition: picture.h:92
struct Dav1dRef Dav1dRef
Definition: dav1d.h:44
struct Dav1dRef * seq_hdr_ref
Frame parameter allocation origins.
Definition: picture.h:87
#define DAV1D_API
Definition: common.h:46
Dav1dMasteringDisplay * mastering_display
Definition: picture.h:79