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301 lines
5.3 KiB
C
301 lines
5.3 KiB
C
/*
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* jsimd_none.c
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*
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* Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
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* Copyright 2009 D. R. Commander
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*
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* Based on the x86 SIMD extension for IJG JPEG library,
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* Copyright (C) 1999-2006, MIYASAKA Masaru.
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* For conditions of distribution and use, see copyright notice in jsimdext.inc
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*
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* This file contains stubs for when there is no SIMD support available.
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*/
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#define JPEG_INTERNALS
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#include "jinclude.h"
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#include "jpeglib.h"
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#include "jsimd.h"
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#include "jdct.h"
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#include "jsimddct.h"
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GLOBAL(int)
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jsimd_can_rgb_ycc (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_ycc_rgb (void)
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{
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return 0;
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}
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GLOBAL(void)
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jsimd_rgb_ycc_convert (j_compress_ptr cinfo,
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JSAMPARRAY input_buf, JSAMPIMAGE output_buf,
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JDIMENSION output_row, int num_rows)
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{
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}
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GLOBAL(void)
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jsimd_ycc_rgb_convert (j_decompress_ptr cinfo,
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JSAMPIMAGE input_buf, JDIMENSION input_row,
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JSAMPARRAY output_buf, int num_rows)
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{
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}
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GLOBAL(int)
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jsimd_can_h2v2_downsample (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_h2v1_downsample (void)
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{
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return 0;
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}
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GLOBAL(void)
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jsimd_h2v2_downsample (j_compress_ptr cinfo, jpeg_component_info * compptr,
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JSAMPARRAY input_data, JSAMPARRAY output_data)
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{
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}
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GLOBAL(void)
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jsimd_h2v1_downsample (j_compress_ptr cinfo, jpeg_component_info * compptr,
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JSAMPARRAY input_data, JSAMPARRAY output_data)
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{
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}
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GLOBAL(int)
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jsimd_can_h2v2_upsample (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_h2v1_upsample (void)
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{
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return 0;
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}
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GLOBAL(void)
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jsimd_h2v2_upsample (j_decompress_ptr cinfo,
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jpeg_component_info * compptr,
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JSAMPARRAY input_data,
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JSAMPARRAY * output_data_ptr)
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{
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}
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GLOBAL(void)
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jsimd_h2v1_upsample (j_decompress_ptr cinfo,
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jpeg_component_info * compptr,
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JSAMPARRAY input_data,
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JSAMPARRAY * output_data_ptr)
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{
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}
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GLOBAL(int)
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jsimd_can_h2v2_fancy_upsample (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_h2v1_fancy_upsample (void)
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{
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return 0;
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}
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GLOBAL(void)
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jsimd_h2v2_fancy_upsample (j_decompress_ptr cinfo,
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jpeg_component_info * compptr,
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JSAMPARRAY input_data,
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JSAMPARRAY * output_data_ptr)
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{
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}
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GLOBAL(void)
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jsimd_h2v1_fancy_upsample (j_decompress_ptr cinfo,
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jpeg_component_info * compptr,
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JSAMPARRAY input_data,
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JSAMPARRAY * output_data_ptr)
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{
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}
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GLOBAL(int)
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jsimd_can_h2v2_merged_upsample (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_h2v1_merged_upsample (void)
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{
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return 0;
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}
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GLOBAL(void)
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jsimd_h2v2_merged_upsample (j_decompress_ptr cinfo,
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JSAMPIMAGE input_buf,
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JDIMENSION in_row_group_ctr,
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JSAMPARRAY output_buf)
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{
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}
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GLOBAL(void)
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jsimd_h2v1_merged_upsample (j_decompress_ptr cinfo,
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JSAMPIMAGE input_buf,
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JDIMENSION in_row_group_ctr,
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JSAMPARRAY output_buf)
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{
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}
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GLOBAL(int)
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jsimd_can_convsamp (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_convsamp_float (void)
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{
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return 0;
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}
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GLOBAL(void)
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jsimd_convsamp (JSAMPARRAY sample_data, JDIMENSION start_col,
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DCTELEM * workspace)
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{
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}
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GLOBAL(void)
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jsimd_convsamp_float (JSAMPARRAY sample_data, JDIMENSION start_col,
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FAST_FLOAT * workspace)
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{
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}
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GLOBAL(int)
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jsimd_can_fdct_islow (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_fdct_ifast (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_fdct_float (void)
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{
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return 0;
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}
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GLOBAL(void)
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jsimd_fdct_islow (DCTELEM * data)
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{
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}
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GLOBAL(void)
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jsimd_fdct_ifast (DCTELEM * data)
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{
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}
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GLOBAL(void)
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jsimd_fdct_float (FAST_FLOAT * data)
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{
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}
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GLOBAL(int)
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jsimd_can_quantize (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_quantize_float (void)
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{
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return 0;
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}
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GLOBAL(void)
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jsimd_quantize (JCOEFPTR coef_block, DCTELEM * divisors,
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DCTELEM * workspace)
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{
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}
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GLOBAL(void)
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jsimd_quantize_float (JCOEFPTR coef_block, FAST_FLOAT * divisors,
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FAST_FLOAT * workspace)
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{
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}
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GLOBAL(int)
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jsimd_can_idct_2x2 (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_idct_4x4 (void)
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{
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return 0;
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}
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GLOBAL(void)
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jsimd_idct_2x2 (j_decompress_ptr cinfo, jpeg_component_info * compptr,
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JCOEFPTR coef_block, JSAMPARRAY output_buf,
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JDIMENSION output_col)
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{
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}
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GLOBAL(void)
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jsimd_idct_4x4 (j_decompress_ptr cinfo, jpeg_component_info * compptr,
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JCOEFPTR coef_block, JSAMPARRAY output_buf,
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JDIMENSION output_col)
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{
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}
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GLOBAL(int)
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jsimd_can_idct_islow (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_idct_ifast (void)
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{
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return 0;
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}
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GLOBAL(int)
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jsimd_can_idct_float (void)
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{
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return 0;
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}
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GLOBAL(void)
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jsimd_idct_islow (j_decompress_ptr cinfo, jpeg_component_info * compptr,
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JCOEFPTR coef_block, JSAMPARRAY output_buf,
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JDIMENSION output_col)
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{
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}
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GLOBAL(void)
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jsimd_idct_ifast (j_decompress_ptr cinfo, jpeg_component_info * compptr,
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JCOEFPTR coef_block, JSAMPARRAY output_buf,
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JDIMENSION output_col)
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{
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}
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GLOBAL(void)
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jsimd_idct_float (j_decompress_ptr cinfo, jpeg_component_info * compptr,
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JCOEFPTR coef_block, JSAMPARRAY output_buf,
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JDIMENSION output_col)
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{
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}
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