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 
92  uintptr_t reserved_ref[4];
93  struct Dav1dRef *ref;
94 
96 } Dav1dPicture;
97 
98 typedef struct Dav1dPicAllocator {
99  void *cookie;
100 
138 
143 
144 #endif /* DAV1D_PICTURE_H */
Dav1dPicture::reserved
uintptr_t reserved[4]
reserved for future use
Definition: picture.h:85
Dav1dPicture::mastering_display
Dav1dMasteringDisplay * mastering_display
Definition: picture.h:79
Dav1dPicture::content_light_ref
struct Dav1dRef * content_light_ref
Dav1dContentLightLevel allocation origin.
Definition: picture.h:89
Dav1dPicture::seq_hdr
Dav1dSequenceHeader * seq_hdr
Definition: picture.h:50
Dav1dPicture::allocator_data
void * allocator_data
pointer managed by the allocator
Definition: picture.h:95
Dav1dPicture::frame_hdr_ref
struct Dav1dRef * frame_hdr_ref
Dav1dFrameHeader allocation origin.
Definition: picture.h:87
Dav1dITUTT35
Definition: headers.h:192
Dav1dPicture::ref
struct Dav1dRef * ref
Frame data allocation origin.
Definition: picture.h:93
headers.h
Dav1dSequenceHeader
Definition: headers.h:199
Dav1dMasteringDisplay
Definition: headers.h:181
Dav1dPicture::stride
ptrdiff_t stride[2]
Definition: picture.h:65
Dav1dPicture::m
Dav1dDataProps m
Definition: picture.h:68
Dav1dPictureParameters::w
int w
width (in pixels)
Definition: picture.h:43
Dav1dPicture::itut_t35_ref
struct Dav1dRef * itut_t35_ref
Dav1dITUTT35 allocation origin.
Definition: picture.h:91
Dav1dPicAllocator::release_picture_callback
void(* release_picture_callback)(Dav1dPicture *pic, void *cookie)
Definition: picture.h:136
Dav1dDataProps
Definition: common.h:73
Dav1dPicture
Definition: picture.h:49
Dav1dPicture::reserved_ref
uintptr_t reserved_ref[4]
reserved for future use
Definition: picture.h:92
Dav1dPicAllocator::cookie
void * cookie
custom data to pass to the allocator callbacks.
Definition: picture.h:99
Dav1dPicture::seq_hdr_ref
struct Dav1dRef * seq_hdr_ref
Dav1dSequenceHeader allocation origin.
Definition: picture.h:88
Dav1dPicture::itut_t35
Dav1dITUTT35 * itut_t35
Definition: picture.h:83
Dav1dPictureParameters::layout
enum Dav1dPixelLayout layout
format of the picture
Definition: picture.h:45
Dav1dPicAllocator
Definition: picture.h:98
Dav1dPicture::frame_hdr
Dav1dFrameHeader * frame_hdr
Definition: picture.h:51
Dav1dFrameHeader
Definition: headers.h:331
Dav1dContentLightLevel
Definition: headers.h:176
common.h
Dav1dPictureParameters
Definition: picture.h:42
Dav1dPicture::p
Dav1dPictureParameters p
Definition: picture.h:67
Dav1dPicture::mastering_display_ref
struct Dav1dRef * mastering_display_ref
Dav1dMasteringDisplay allocation origin.
Definition: picture.h:90
Dav1dPicAllocator::alloc_picture_callback
int(* alloc_picture_callback)(Dav1dPicture *pic, void *cookie)
Definition: picture.h:124
Dav1dPictureParameters::bpc
int bpc
bits per pixel component (8 or 10)
Definition: picture.h:46
Dav1dPicture::data
void * data[3]
Definition: picture.h:60
Dav1dPixelLayout
Dav1dPixelLayout
Definition: headers.h:103
Dav1dPictureParameters::h
int h
height (in pixels)
Definition: picture.h:44
Dav1dPicture::content_light
Dav1dContentLightLevel * content_light
Definition: picture.h:74
Dav1dRef
struct Dav1dRef Dav1dRef
Definition: dav1d.h:44
DAV1D_API
#define DAV1D_API
Definition: common.h:46
dav1d_picture_unref
DAV1D_API void dav1d_picture_unref(Dav1dPicture *p)