media/libjpeg/jsimddct.h

   1 /*
   2  * jsimddct.h
   3  *
   4  * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
   5  *
   6  * Based on the x86 SIMD extension for IJG JPEG library,
   7  * Copyright (C) 1999-2006, MIYASAKA Masaru.
   8  * For conditions of distribution and use, see copyright notice in jsimdext.inc
   9  *
  10  */
  11
  12 /* Short forms of external names for systems with brain-damaged linkers. */
  13
  14 #ifdef NEED_SHORT_EXTERNAL_NAMES
  15 #define jsimd_can_convsamp                jSCanConv
  16 #define jsimd_can_convsamp_float          jSCanConvF
  17 #define jsimd_convsamp                    jSConv
  18 #define jsimd_convsamp_float              jSConvF
  19 #define jsimd_can_fdct_islow              jSCanFDCTIS
  20 #define jsimd_can_fdct_ifast              jSCanFDCTIF
  21 #define jsimd_can_fdct_float              jSCanFDCTFl
  22 #define jsimd_fdct_islow                  jSFDCTIS
  23 #define jsimd_fdct_ifast                  jSFDCTIF
  24 #define jsimd_fdct_float                  jSFDCTFl
  25 #define jsimd_can_quantize                jSCanQuant
  26 #define jsimd_can_quantize_float          jSCanQuantF
  27 #define jsimd_quantize                    jSQuant
  28 #define jsimd_quantize_float              jSQuantF
  29 #define jsimd_can_idct_2x2                jSCanIDCT22
  30 #define jsimd_can_idct_4x4                jSCanIDCT44
  31 #define jsimd_idct_2x2                    jSIDCT22
  32 #define jsimd_idct_4x4                    jSIDCT44
  33 #define jsimd_can_idct_islow              jSCanIDCTIS
  34 #define jsimd_can_idct_ifast              jSCanIDCTIF
  35 #define jsimd_can_idct_float              jSCanIDCTFl
  36 #define jsimd_idct_islow                  jSIDCTIS
  37 #define jsimd_idct_ifast                  jSIDCTIF
  38 #define jsimd_idct_float                  jSIDCTFl
  39 #endif /* NEED_SHORT_EXTERNAL_NAMES */
  40
  41 EXTERN(int) jsimd_can_convsamp JPP((void));
  42 EXTERN(int) jsimd_can_convsamp_float JPP((void));
  43
  44 EXTERN(void) jsimd_convsamp JPP((JSAMPARRAY sample_data,
  45                                  JDIMENSION start_col,
  46                                  DCTELEM * workspace));
  47 EXTERN(void) jsimd_convsamp_float JPP((JSAMPARRAY sample_data,
  48                                        JDIMENSION start_col,
  49                                        FAST_FLOAT * workspace));
  50
  51 EXTERN(int) jsimd_can_fdct_islow JPP((void));
  52 EXTERN(int) jsimd_can_fdct_ifast JPP((void));
  53 EXTERN(int) jsimd_can_fdct_float JPP((void));
  54
  55 EXTERN(void) jsimd_fdct_islow JPP((DCTELEM * data));
  56 EXTERN(void) jsimd_fdct_ifast JPP((DCTELEM * data));
  57 EXTERN(void) jsimd_fdct_float JPP((FAST_FLOAT * data));
  58
  59 EXTERN(int) jsimd_can_quantize JPP((void));
  60 EXTERN(int) jsimd_can_quantize_float JPP((void));
  61
  62 EXTERN(void) jsimd_quantize JPP((JCOEFPTR coef_block,
  63                                  DCTELEM * divisors,
  64                                  DCTELEM * workspace));
  65 EXTERN(void) jsimd_quantize_float JPP((JCOEFPTR coef_block,
  66                                        FAST_FLOAT * divisors,
  67                                        FAST_FLOAT * workspace));
  68
  69 EXTERN(int) jsimd_can_idct_2x2 JPP((void));
  70 EXTERN(int) jsimd_can_idct_4x4 JPP((void));
  71
  72 EXTERN(void) jsimd_idct_2x2 JPP((j_decompress_ptr cinfo,
  73                                  jpeg_component_info * compptr,
  74                                  JCOEFPTR coef_block,
  75                                  JSAMPARRAY output_buf,
  76                                  JDIMENSION output_col));
  77 EXTERN(void) jsimd_idct_4x4 JPP((j_decompress_ptr cinfo,
  78                                  jpeg_component_info * compptr,
  79                                  JCOEFPTR coef_block,
  80                                  JSAMPARRAY output_buf,
  81                                  JDIMENSION output_col));
  82
  83 EXTERN(int) jsimd_can_idct_islow JPP((void));
  84 EXTERN(int) jsimd_can_idct_ifast JPP((void));
  85 EXTERN(int) jsimd_can_idct_float JPP((void));
  86
  87 EXTERN(void) jsimd_idct_islow JPP((j_decompress_ptr cinfo,
  88                                    jpeg_component_info * compptr,
  89                                    JCOEFPTR coef_block,
  90                                    JSAMPARRAY output_buf,
  91                                    JDIMENSION output_col));
  92 EXTERN(void) jsimd_idct_ifast JPP((j_decompress_ptr cinfo,
  93                                    jpeg_component_info * compptr,
  94                                    JCOEFPTR coef_block,
  95                                    JSAMPARRAY output_buf,
  96                                    JDIMENSION output_col));
  97 EXTERN(void) jsimd_idct_float JPP((j_decompress_ptr cinfo,
  98                                    jpeg_component_info * compptr,
  99                                    JCOEFPTR coef_block,
 100                                    JSAMPARRAY output_buf,
 101                                    JDIMENSION output_col));
 102