VA-API 2.21.0
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va_enc_jpeg.h
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1/*
2 * Copyright (c) 2007-2013 Intel Corporation. All Rights Reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the
6 * "Software"), to deal in the Software without restriction, including
7 * without limitation the rights to use, copy, modify, merge, publish,
8 * distribute, sub license, and/or sell copies of the Software, and to
9 * permit persons to whom the Software is furnished to do so, subject to
10 * the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the
13 * next paragraph) shall be included in all copies or substantial portions
14 * of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
19 * IN NO EVENT SHALL INTEL AND/OR ITS SUPPLIERS BE LIABLE FOR
20 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
21 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
22 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 */
24
32#ifndef VA_ENC_JPEG_H
33#define VA_ENC_JPEG_H
34
35#ifdef __cplusplus
36extern "C" {
37#endif
38
51typedef struct _VAEncPictureParameterBufferJPEG {
55 uint16_t picture_width;
60
65 union {
66 struct {
71 uint32_t profile : 2;
76 uint32_t progressive : 1;
81 uint32_t huffman : 1;
86 uint32_t interleaved : 1;
91 uint32_t differential : 1;
92 } bits;
93 uint32_t value;
94 } pic_flags;
95
99 uint8_t num_scan;
103 uint8_t component_id[4];
105 uint8_t quantiser_table_selector[4];
107 uint8_t quality;
108
110 uint32_t va_reserved[VA_PADDING_LOW];
112
113
120typedef struct _VAEncSliceParameterBufferJPEG {
125 struct {
132 } components[4];
133
135 uint32_t va_reserved[VA_PADDING_LOW];
137
142typedef struct _VAQMatrixBufferJPEG {
148 uint8_t lum_quantiser_matrix[64];
150 uint8_t chroma_quantiser_matrix[64];
151
153 uint32_t va_reserved[VA_PADDING_LOW];
155
158#ifdef __cplusplus
159}
160#endif
161
162#endif /* VA_ENC_JPEG_H */
#define VA_PADDING_LOW
Definition: va.h:359
VAGenericID VABufferID
Definition: va.h:2016
JPEG Encoding Picture Parameter Buffer Structure.
Definition: va_enc_jpeg.h:51
uint8_t sample_bit_depth
number of bits per sample.
Definition: va_enc_jpeg.h:97
uint32_t interleaved
interleaved: 0 - non interleaved, 1 - interleaved
Definition: va_enc_jpeg.h:86
uint8_t num_scan
total number of scans in image.
Definition: va_enc_jpeg.h:99
uint32_t profile
profile: 0 - Baseline, 1 - Extended, 2 - Lossless, 3 - Hierarchical
Definition: va_enc_jpeg.h:71
uint16_t picture_width
picture width.
Definition: va_enc_jpeg.h:55
uint16_t num_components
number of image components in frame.
Definition: va_enc_jpeg.h:101
VABufferID coded_buf
holds coded data.
Definition: va_enc_jpeg.h:59
uint8_t quality
number from 1 to 100 that specifies quality of image.
Definition: va_enc_jpeg.h:107
uint32_t huffman
huffman: 0 - arithmetic, 1 - huffman
Definition: va_enc_jpeg.h:81
uint32_t differential
differential: 0 - non differential, 1 - differential
Definition: va_enc_jpeg.h:91
VASurfaceID reconstructed_picture
holds reconstructed picture.
Definition: va_enc_jpeg.h:53
uint16_t picture_height
picture height.
Definition: va_enc_jpeg.h:57
uint32_t progressive
progressive: 0 - sequential, 1 - extended, 2 - progressive
Definition: va_enc_jpeg.h:76
Slice parameter for JPEG encoding.
Definition: va_enc_jpeg.h:120
uint8_t component_selector
Scan component selector (Csj).
Definition: va_enc_jpeg.h:127
uint16_t restart_interval
Restart interval definition (Ri).
Definition: va_enc_jpeg.h:122
uint8_t ac_table_selector
AC entropy coding table selector (Taj).
Definition: va_enc_jpeg.h:131
uint16_t num_components
number of image components in a scan.
Definition: va_enc_jpeg.h:124
uint8_t dc_table_selector
DC entropy coding table selector (Tdj).
Definition: va_enc_jpeg.h:129
Quantization table for JPEG encoding.
Definition: va_enc_jpeg.h:142
int32_t load_lum_quantiser_matrix
load luma quantization table.
Definition: va_enc_jpeg.h:144
int32_t load_chroma_quantiser_matrix
load chroma quantization table.
Definition: va_enc_jpeg.h:146