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1 /* | 1 /* |
2 * jsimd_x86_64.c | 2 * jsimd_x86_64.c |
3 * | 3 * |
4 * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB | 4 * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB |
5 * Copyright 2009-2011 D. R. Commander | 5 * Copyright 2009-2011, 2014 D. R. Commander |
6 * | 6 * |
7 * Based on the x86 SIMD extension for IJG JPEG library, | 7 * Based on the x86 SIMD extension for IJG JPEG library, |
8 * Copyright (C) 1999-2006, MIYASAKA Masaru. | 8 * Copyright (C) 1999-2006, MIYASAKA Masaru. |
9 * For conditions of distribution and use, see copyright notice in jsimdext.inc | 9 * For conditions of distribution and use, see copyright notice in jsimdext.inc |
10 * | 10 * |
11 * This file contains the interface between the "normal" portions | 11 * This file contains the interface between the "normal" portions |
12 * of the library and the SIMD implementations when running on a | 12 * of the library and the SIMD implementations when running on a |
13 * x86_64 architecture. | 13 * x86_64 architecture. |
14 */ | 14 */ |
15 | 15 |
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75 return 0; | 75 return 0; |
76 if ((RGB_PIXELSIZE != 3) && (RGB_PIXELSIZE != 4)) | 76 if ((RGB_PIXELSIZE != 3) && (RGB_PIXELSIZE != 4)) |
77 return 0; | 77 return 0; |
78 | 78 |
79 if (!IS_ALIGNED_SSE(jconst_ycc_rgb_convert_sse2)) | 79 if (!IS_ALIGNED_SSE(jconst_ycc_rgb_convert_sse2)) |
80 return 0; | 80 return 0; |
81 | 81 |
82 return 1; | 82 return 1; |
83 } | 83 } |
84 | 84 |
| 85 GLOBAL(int) |
| 86 jsimd_can_ycc_rgb565 (void) |
| 87 { |
| 88 return 0; |
| 89 } |
| 90 |
85 #ifndef JPEG_DECODE_ONLY | 91 #ifndef JPEG_DECODE_ONLY |
86 GLOBAL(void) | 92 GLOBAL(void) |
87 jsimd_rgb_ycc_convert (j_compress_ptr cinfo, | 93 jsimd_rgb_ycc_convert (j_compress_ptr cinfo, |
88 JSAMPARRAY input_buf, JSAMPIMAGE output_buf, | 94 JSAMPARRAY input_buf, JSAMPIMAGE output_buf, |
89 JDIMENSION output_row, int num_rows) | 95 JDIMENSION output_row, int num_rows) |
90 { | 96 { |
91 void (*sse2fct)(JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int); | 97 void (*sse2fct)(JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int); |
92 | 98 |
93 switch(cinfo->in_color_space) | 99 switch(cinfo->in_color_space) |
94 { | 100 { |
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194 sse2fct=jsimd_ycc_extxrgb_convert_sse2; | 200 sse2fct=jsimd_ycc_extxrgb_convert_sse2; |
195 break; | 201 break; |
196 default: | 202 default: |
197 sse2fct=jsimd_ycc_rgb_convert_sse2; | 203 sse2fct=jsimd_ycc_rgb_convert_sse2; |
198 break; | 204 break; |
199 } | 205 } |
200 | 206 |
201 sse2fct(cinfo->output_width, input_buf, input_row, output_buf, num_rows); | 207 sse2fct(cinfo->output_width, input_buf, input_row, output_buf, num_rows); |
202 } | 208 } |
203 | 209 |
| 210 GLOBAL(void) |
| 211 jsimd_ycc_rgb565_convert (j_decompress_ptr cinfo, |
| 212 JSAMPIMAGE input_buf, JDIMENSION input_row, |
| 213 JSAMPARRAY output_buf, int num_rows) |
| 214 { |
| 215 } |
| 216 |
204 #ifndef JPEG_DECODE_ONLY | 217 #ifndef JPEG_DECODE_ONLY |
205 GLOBAL(int) | 218 GLOBAL(int) |
206 jsimd_can_h2v2_downsample (void) | 219 jsimd_can_h2v2_downsample (void) |
207 { | 220 { |
208 /* The code is optimised for these values only */ | 221 /* The code is optimised for these values only */ |
209 if (BITS_IN_JSAMPLE != 8) | 222 if (BITS_IN_JSAMPLE != 8) |
210 return 0; | 223 return 0; |
211 if (sizeof(JDIMENSION) != 4) | 224 if (sizeof(JDIMENSION) != 4) |
212 return 0; | 225 return 0; |
213 | 226 |
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751 } | 764 } |
752 | 765 |
753 GLOBAL(void) | 766 GLOBAL(void) |
754 jsimd_idct_float (j_decompress_ptr cinfo, jpeg_component_info * compptr, | 767 jsimd_idct_float (j_decompress_ptr cinfo, jpeg_component_info * compptr, |
755 JCOEFPTR coef_block, JSAMPARRAY output_buf, | 768 JCOEFPTR coef_block, JSAMPARRAY output_buf, |
756 JDIMENSION output_col) | 769 JDIMENSION output_col) |
757 { | 770 { |
758 jsimd_idct_float_sse2(compptr->dct_table, coef_block, | 771 jsimd_idct_float_sse2(compptr->dct_table, coef_block, |
759 output_buf, output_col); | 772 output_buf, output_col); |
760 } | 773 } |
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