media/libjpeg/jsimd.h

   1 /*
   2  * jsimd.h
   3  *
   4  * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
   5  * Copyright (C) 2011, 2014, 2022, D. R. Commander.
   6  * Copyright (C) 2015-2016, 2018, 2022, Matthieu Darbois.
   7  * Copyright (C) 2020, Arm Limited.
   8  *
   9  * Based on the x86 SIMD extension for IJG JPEG library,
  10  * Copyright (C) 1999-2006, MIYASAKA Masaru.
  11  * For conditions of distribution and use, see copyright notice in jsimdext.inc
  12  *
  13  */
  14
  15 #include "jchuff.h"             /* Declarations shared with jcphuff.c */
  16
  17 EXTERN(int) jsimd_can_rgb_ycc(void);
  18 EXTERN(int) jsimd_can_rgb_gray(void);
  19 EXTERN(int) jsimd_can_ycc_rgb(void);
  20 EXTERN(int) jsimd_can_ycc_rgb565(void);
  21 EXTERN(int) jsimd_c_can_null_convert(void);
  22
  23 EXTERN(void) jsimd_rgb_ycc_convert(j_compress_ptr cinfo, JSAMPARRAY input_buf,
  24                                    JSAMPIMAGE output_buf,
  25                                    JDIMENSION output_row, int num_rows);
  26 EXTERN(void) jsimd_rgb_gray_convert(j_compress_ptr cinfo, JSAMPARRAY input_buf,
  27                                     JSAMPIMAGE output_buf,
  28                                     JDIMENSION output_row, int num_rows);
  29 EXTERN(void) jsimd_ycc_rgb_convert(j_decompress_ptr cinfo,
  30                                    JSAMPIMAGE input_buf, JDIMENSION input_row,
  31                                    JSAMPARRAY output_buf, int num_rows);
  32 EXTERN(void) jsimd_ycc_rgb565_convert(j_decompress_ptr cinfo,
  33                                       JSAMPIMAGE input_buf,
  34                                       JDIMENSION input_row,
  35                                       JSAMPARRAY output_buf, int num_rows);
  36 EXTERN(void) jsimd_c_null_convert(j_compress_ptr cinfo, JSAMPARRAY input_buf,
  37                                   JSAMPIMAGE output_buf, JDIMENSION output_row,
  38                                   int num_rows);
  39
  40 EXTERN(int) jsimd_can_h2v2_downsample(void);
  41 EXTERN(int) jsimd_can_h2v1_downsample(void);
  42
  43 EXTERN(void) jsimd_h2v2_downsample(j_compress_ptr cinfo,
  44                                    jpeg_component_info *compptr,
  45                                    JSAMPARRAY input_data,
  46                                    JSAMPARRAY output_data);
  47
  48 EXTERN(int) jsimd_can_h2v2_smooth_downsample(void);
  49
  50 EXTERN(void) jsimd_h2v2_smooth_downsample(j_compress_ptr cinfo,
  51                                           jpeg_component_info *compptr,
  52                                           JSAMPARRAY input_data,
  53                                           JSAMPARRAY output_data);
  54
  55 EXTERN(void) jsimd_h2v1_downsample(j_compress_ptr cinfo,
  56                                    jpeg_component_info *compptr,
  57                                    JSAMPARRAY input_data,
  58                                    JSAMPARRAY output_data);
  59
  60 EXTERN(int) jsimd_can_h2v2_upsample(void);
  61 EXTERN(int) jsimd_can_h2v1_upsample(void);
  62 EXTERN(int) jsimd_can_int_upsample(void);
  63
  64 EXTERN(void) jsimd_h2v2_upsample(j_decompress_ptr cinfo,
  65                                  jpeg_component_info *compptr,
  66                                  JSAMPARRAY input_data,
  67                                  JSAMPARRAY *output_data_ptr);
  68 EXTERN(void) jsimd_h2v1_upsample(j_decompress_ptr cinfo,
  69                                  jpeg_component_info *compptr,
  70                                  JSAMPARRAY input_data,
  71                                  JSAMPARRAY *output_data_ptr);
  72 EXTERN(void) jsimd_int_upsample(j_decompress_ptr cinfo,
  73                                 jpeg_component_info *compptr,
  74                                 JSAMPARRAY input_data,
  75                                 JSAMPARRAY *output_data_ptr);
  76
  77 EXTERN(int) jsimd_can_h2v2_fancy_upsample(void);
  78 EXTERN(int) jsimd_can_h2v1_fancy_upsample(void);
  79 EXTERN(int) jsimd_can_h1v2_fancy_upsample(void);
  80
  81 EXTERN(void) jsimd_h2v2_fancy_upsample(j_decompress_ptr cinfo,
  82                                        jpeg_component_info *compptr,
  83                                        JSAMPARRAY input_data,
  84                                        JSAMPARRAY *output_data_ptr);
  85 EXTERN(void) jsimd_h2v1_fancy_upsample(j_decompress_ptr cinfo,
  86                                        jpeg_component_info *compptr,
  87                                        JSAMPARRAY input_data,
  88                                        JSAMPARRAY *output_data_ptr);
  89 EXTERN(void) jsimd_h1v2_fancy_upsample(j_decompress_ptr cinfo,
  90                                        jpeg_component_info *compptr,
  91                                        JSAMPARRAY input_data,
  92                                        JSAMPARRAY *output_data_ptr);
  93
  94 EXTERN(int) jsimd_can_h2v2_merged_upsample(void);
  95 EXTERN(int) jsimd_can_h2v1_merged_upsample(void);
  96
  97 EXTERN(void) jsimd_h2v2_merged_upsample(j_decompress_ptr cinfo,
  98                                         JSAMPIMAGE input_buf,
  99                                         JDIMENSION in_row_group_ctr,
 100                                         JSAMPARRAY output_buf);
 101 EXTERN(void) jsimd_h2v1_merged_upsample(j_decompress_ptr cinfo,
 102                                         JSAMPIMAGE input_buf,
 103                                         JDIMENSION in_row_group_ctr,
 104                                         JSAMPARRAY output_buf);
 105
 106 EXTERN(int) jsimd_can_huff_encode_one_block(void);
 107
 108 EXTERN(JOCTET *) jsimd_huff_encode_one_block(void *state, JOCTET *buffer,
 109                                              JCOEFPTR block, int last_dc_val,
 110                                              c_derived_tbl *dctbl,
 111                                              c_derived_tbl *actbl);
 112
 113 EXTERN(int) jsimd_can_encode_mcu_AC_first_prepare(void);
 114
 115 EXTERN(void) jsimd_encode_mcu_AC_first_prepare
 116   (const JCOEF *block, const int *jpeg_natural_order_start, int Sl, int Al,
 117    UJCOEF *values, size_t *zerobits);
 118
 119 EXTERN(int) jsimd_can_encode_mcu_AC_refine_prepare(void);
 120
 121 EXTERN(int) jsimd_encode_mcu_AC_refine_prepare
 122   (const JCOEF *block, const int *jpeg_natural_order_start, int Sl, int Al,
 123    UJCOEF *absvalues, size_t *bits);