kc3-lang/libjpeg-turbo/jsimddct.h

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• Hash : bc56b754
  Author :
  Date : 2014-05-16T10:43:44
  

  Get rid of the HAVE_PROTOTYPES configuration option, as well as the related JMETHOD and JPP macros.  libjpeg-turbo has never supported compilers that don't handle prototypes.  Doing so requires ansi2knr, which isn't even supported in the IJG code anymore.
  
  
  git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@1308 632fc199-4ca6-4c93-a231-07263d6284db
  

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• jsimddct.h

• /*
   * jsimddct.h
   *
   * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
   *
   * Based on the x86 SIMD extension for IJG JPEG library,
   * Copyright (C) 1999-2006, MIYASAKA Masaru.
   * For conditions of distribution and use, see copyright notice in jsimdext.inc
   *
   */
  
  EXTERN(int) jsimd_can_convsamp (void);
  EXTERN(int) jsimd_can_convsamp_float (void);
  
  EXTERN(void) jsimd_convsamp (JSAMPARRAY sample_data, JDIMENSION start_col,
                               DCTELEM * workspace);
  EXTERN(void) jsimd_convsamp_float (JSAMPARRAY sample_data,
                                     JDIMENSION start_col,
                                     FAST_FLOAT * workspace);
  
  EXTERN(int) jsimd_can_fdct_islow (void);
  EXTERN(int) jsimd_can_fdct_ifast (void);
  EXTERN(int) jsimd_can_fdct_float (void);
  
  EXTERN(void) jsimd_fdct_islow (DCTELEM * data);
  EXTERN(void) jsimd_fdct_ifast (DCTELEM * data);
  EXTERN(void) jsimd_fdct_float (FAST_FLOAT * data);
  
  EXTERN(int) jsimd_can_quantize (void);
  EXTERN(int) jsimd_can_quantize_float (void);
  
  EXTERN(void) jsimd_quantize (JCOEFPTR coef_block, DCTELEM * divisors,
                               DCTELEM * workspace);
  EXTERN(void) jsimd_quantize_float (JCOEFPTR coef_block, FAST_FLOAT * divisors,
                                     FAST_FLOAT * workspace);
  
  EXTERN(int) jsimd_can_idct_2x2 (void);
  EXTERN(int) jsimd_can_idct_4x4 (void);
  EXTERN(int) jsimd_can_idct_6x6 (void);
  EXTERN(int) jsimd_can_idct_12x12 (void);
  
  EXTERN(void) jsimd_idct_2x2 (j_decompress_ptr cinfo,
                               jpeg_component_info * compptr,
                               JCOEFPTR coef_block, JSAMPARRAY output_buf,
                               JDIMENSION output_col);
  EXTERN(void) jsimd_idct_4x4 (j_decompress_ptr cinfo,
                               jpeg_component_info * compptr,
                               JCOEFPTR coef_block, JSAMPARRAY output_buf,
                               JDIMENSION output_col);
  EXTERN(void) jsimd_idct_6x6 (j_decompress_ptr cinfo,
                               jpeg_component_info * compptr,
                               JCOEFPTR coef_block, JSAMPARRAY output_buf,
                               JDIMENSION output_col);
  EXTERN(void) jsimd_idct_12x12 (j_decompress_ptr cinfo,
                                 jpeg_component_info * compptr,
                                 JCOEFPTR coef_block, JSAMPARRAY output_buf,
                                 JDIMENSION output_col);
  
  EXTERN(int) jsimd_can_idct_islow (void);
  EXTERN(int) jsimd_can_idct_ifast (void);
  EXTERN(int) jsimd_can_idct_float (void);
  
  EXTERN(void) jsimd_idct_islow (j_decompress_ptr cinfo,
                                 jpeg_component_info * compptr,
                                 JCOEFPTR coef_block, JSAMPARRAY output_buf,
                                 JDIMENSION output_col);
  EXTERN(void) jsimd_idct_ifast (j_decompress_ptr cinfo,
                                 jpeg_component_info * compptr,
                                 JCOEFPTR coef_block, JSAMPARRAY output_buf,
                                 JDIMENSION output_col);
  EXTERN(void) jsimd_idct_float (j_decompress_ptr cinfo,
                                 jpeg_component_info * compptr,
                                 JCOEFPTR coef_block, JSAMPARRAY output_buf,
                                 JDIMENSION output_col);
  

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