jsimd_none.c

/*
 * jsimd_none.c
 *
 * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
 * Copyright (C) 2009-2011, 2014, D. R. Commander.
 * Copyright (C) 2015, Matthieu Darbois.
 *
 * 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
 *
 * This file contains stubs for when there is no SIMD support available.
 */

#define JPEG_INTERNALS
#include "jinclude.h"
#include "jpeglib.h"
#include "jsimd.h"
#include "jdct.h"
#include "jsimddct.h"

GLOBAL(int)
jsimd_can_rgb_ycc (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_rgb_gray (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_ycc_rgb (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_ycc_rgb565 (void)
{
  return 0;
}

GLOBAL(int)
jsimd_c_can_null_convert (void)
{
  return 0;
}

GLOBAL(void)
jsimd_rgb_ycc_convert (j_compress_ptr cinfo,
                       JSAMPARRAY input_buf, JSAMPIMAGE output_buf,
                       JDIMENSION output_row, int num_rows)
{
}

GLOBAL(void)
jsimd_rgb_gray_convert (j_compress_ptr cinfo,
                        JSAMPARRAY input_buf, JSAMPIMAGE output_buf,
                        JDIMENSION output_row, int num_rows)
{
}

GLOBAL(void)
jsimd_ycc_rgb_convert (j_decompress_ptr cinfo,
                       JSAMPIMAGE input_buf, JDIMENSION input_row,
                       JSAMPARRAY output_buf, int num_rows)
{
}

GLOBAL(void)
jsimd_ycc_rgb565_convert (j_decompress_ptr cinfo,
                          JSAMPIMAGE input_buf, JDIMENSION input_row,
                          JSAMPARRAY output_buf, int num_rows)
{
}

GLOBAL(void)
jsimd_c_null_convert (j_compress_ptr cinfo,
                      JSAMPARRAY input_buf, JSAMPIMAGE output_buf,
                      JDIMENSION output_row, int num_rows)
{
}

GLOBAL(int)
jsimd_can_h2v2_downsample (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_h2v1_downsample (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_h2v2_smooth_downsample (void)
{
  return 0;
}

GLOBAL(void)
jsimd_h2v2_downsample (j_compress_ptr cinfo, jpeg_component_info *compptr,
                       JSAMPARRAY input_data, JSAMPARRAY output_data)
{
}

GLOBAL(void)
jsimd_h2v2_smooth_downsample (j_compress_ptr cinfo,
                              jpeg_component_info *compptr,
                              JSAMPARRAY input_data, JSAMPARRAY output_data)
{
}

GLOBAL(void)
jsimd_h2v1_downsample (j_compress_ptr cinfo, jpeg_component_info *compptr,
                       JSAMPARRAY input_data, JSAMPARRAY output_data)
{
}

GLOBAL(int)
jsimd_can_h2v2_upsample (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_h2v1_upsample (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_int_upsample (void)
{
  return 0;
}

GLOBAL(void)
jsimd_int_upsample (j_decompress_ptr cinfo, jpeg_component_info *compptr,
                      JSAMPARRAY input_data, JSAMPARRAY *output_data_ptr)
{
}

GLOBAL(void)
jsimd_h2v2_upsample (j_decompress_ptr cinfo,
                     jpeg_component_info *compptr,
                     JSAMPARRAY input_data,
                     JSAMPARRAY *output_data_ptr)
{
}

GLOBAL(void)
jsimd_h2v1_upsample (j_decompress_ptr cinfo,
                     jpeg_component_info *compptr,
                     JSAMPARRAY input_data,
                     JSAMPARRAY *output_data_ptr)
{
}

GLOBAL(int)
jsimd_can_h2v2_fancy_upsample (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_h2v1_fancy_upsample (void)
{
  return 0;
}

GLOBAL(void)
jsimd_h2v2_fancy_upsample (j_decompress_ptr cinfo,
                           jpeg_component_info *compptr,
                           JSAMPARRAY input_data,
                           JSAMPARRAY *output_data_ptr)
{
}

GLOBAL(void)
jsimd_h2v1_fancy_upsample (j_decompress_ptr cinfo,
                           jpeg_component_info *compptr,
                           JSAMPARRAY input_data,
                           JSAMPARRAY *output_data_ptr)
{
}

GLOBAL(int)
jsimd_can_h2v2_merged_upsample (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_h2v1_merged_upsample (void)
{
  return 0;
}

GLOBAL(void)
jsimd_h2v2_merged_upsample (j_decompress_ptr cinfo,
                            JSAMPIMAGE input_buf,
                            JDIMENSION in_row_group_ctr,
                            JSAMPARRAY output_buf)
{
}

GLOBAL(void)
jsimd_h2v1_merged_upsample (j_decompress_ptr cinfo,
                            JSAMPIMAGE input_buf,
                            JDIMENSION in_row_group_ctr,
                            JSAMPARRAY output_buf)
{
}

GLOBAL(int)
jsimd_can_convsamp (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_convsamp_float (void)
{
  return 0;
}

GLOBAL(void)
jsimd_convsamp (JSAMPARRAY sample_data, JDIMENSION start_col,
                DCTELEM *workspace)
{
}

GLOBAL(void)
jsimd_convsamp_float (JSAMPARRAY sample_data, JDIMENSION start_col,
                      FAST_FLOAT *workspace)
{
}

GLOBAL(int)
jsimd_can_fdct_islow (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_fdct_ifast (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_fdct_float (void)
{
  return 0;
}

GLOBAL(void)
jsimd_fdct_islow (DCTELEM *data)
{
}

GLOBAL(void)
jsimd_fdct_ifast (DCTELEM *data)
{
}

GLOBAL(void)
jsimd_fdct_float (FAST_FLOAT *data)
{
}

GLOBAL(int)
jsimd_can_quantize (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_quantize_float (void)
{
  return 0;
}

GLOBAL(void)
jsimd_quantize (JCOEFPTR coef_block, DCTELEM *divisors,
                DCTELEM *workspace)
{
}

GLOBAL(void)
jsimd_quantize_float (JCOEFPTR coef_block, FAST_FLOAT *divisors,
                      FAST_FLOAT *workspace)
{
}

GLOBAL(int)
jsimd_can_idct_2x2 (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_idct_4x4 (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_idct_6x6 (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_idct_12x12 (void)
{
  return 0;
}

GLOBAL(void)
jsimd_idct_2x2 (j_decompress_ptr cinfo, jpeg_component_info *compptr,
                JCOEFPTR coef_block, JSAMPARRAY output_buf,
                JDIMENSION output_col)
{
}

GLOBAL(void)
jsimd_idct_4x4 (j_decompress_ptr cinfo, jpeg_component_info *compptr,
                JCOEFPTR coef_block, JSAMPARRAY output_buf,
                JDIMENSION output_col)
{
}

GLOBAL(void)
jsimd_idct_6x6 (j_decompress_ptr cinfo, jpeg_component_info *compptr,
                JCOEFPTR coef_block, JSAMPARRAY output_buf,
                JDIMENSION output_col)
{
}

GLOBAL(void)
jsimd_idct_12x12 (j_decompress_ptr cinfo, jpeg_component_info *compptr,
                  JCOEFPTR coef_block, JSAMPARRAY output_buf,
                  JDIMENSION output_col)
{
}

GLOBAL(int)
jsimd_can_idct_islow (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_idct_ifast (void)
{
  return 0;
}

GLOBAL(int)
jsimd_can_idct_float (void)
{
  return 0;
}

GLOBAL(void)
jsimd_idct_islow (j_decompress_ptr cinfo, jpeg_component_info *compptr,
                  JCOEFPTR coef_block, JSAMPARRAY output_buf,
                  JDIMENSION output_col)
{
}

GLOBAL(void)
jsimd_idct_ifast (j_decompress_ptr cinfo, jpeg_component_info *compptr,
                  JCOEFPTR coef_block, JSAMPARRAY output_buf,
                  JDIMENSION output_col)
{
}

GLOBAL(void)
jsimd_idct_float (j_decompress_ptr cinfo, jpeg_component_info *compptr,
                  JCOEFPTR coef_block, JSAMPARRAY output_buf,
                  JDIMENSION output_col)
{
}

GLOBAL(int)
jsimd_can_huff_encode_one_block (void)
{
  return 0;
}

GLOBAL(JOCTET*)
jsimd_huff_encode_one_block (void *state, JOCTET *buffer, JCOEFPTR block,
                             int last_dc_val, c_derived_tbl *dctbl,
                             c_derived_tbl *actbl)
{
  return NULL;
}