Pierre Ossman | 82c7f31 | 2009-03-09 13:21:27 +0000 | [diff] [blame] | 1 | /* |
| 2 | * simd/jsimd.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 | * |
| 9 | */ |
| 10 | |
| 11 | /* Bitmask for supported acceleration methods */ |
| 12 | |
| 13 | #define JSIMD_NONE 0x00 |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 14 | #define JSIMD_MMX 0x01 |
Pierre Ossman | 2c2e54b | 2009-03-09 13:28:10 +0000 | [diff] [blame] | 15 | #define JSIMD_3DNOW 0x02 |
Pierre Ossman | 0d37c57 | 2009-03-09 13:31:56 +0000 | [diff] [blame] | 16 | #define JSIMD_SSE 0x04 |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 17 | #define JSIMD_SSE2 0x08 |
Pierre Ossman | 82c7f31 | 2009-03-09 13:21:27 +0000 | [diff] [blame] | 18 | |
| 19 | /* Short forms of external names for systems with brain-damaged linkers. */ |
| 20 | |
| 21 | #ifdef NEED_SHORT_EXTERNAL_NAMES |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 22 | #define jpeg_simd_cpu_support jSiCpuSupport |
| 23 | #define jsimd_rgb_ycc_convert_mmx jSRGBYCCM |
| 24 | #define jsimd_ycc_rgb_convert_mmx jSYCCRGBM |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 25 | #define jconst_rgb_ycc_convert_sse2 jSCRGBYCCS2 |
| 26 | #define jsimd_rgb_ycc_convert_sse2 jSRGBYCCS2 |
| 27 | #define jconst_ycc_rgb_convert_sse2 jSCYCCRGBS2 |
| 28 | #define jsimd_ycc_rgb_convert_sse2 jSYCCRGBS2 |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 29 | #define jsimd_h2v2_downsample_mmx jSDnH2V2M |
| 30 | #define jsimd_h2v1_downsample_mmx jSDnH2V1M |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 31 | #define jsimd_h2v2_downsample_sse2 jSDnH2V2S2 |
| 32 | #define jsimd_h2v1_downsample_sse2 jSDnH2V1S2 |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 33 | #define jsimd_h2v2_upsample_mmx jSUpH2V2M |
| 34 | #define jsimd_h2v1_upsample_mmx jSUpH2V1M |
| 35 | #define jsimd_h2v2_fancy_upsample_mmx jSFUpH2V2M |
| 36 | #define jsimd_h2v1_fancy_upsample_mmx jSFUpH2V1M |
| 37 | #define jsimd_h2v2_merged_upsample_mmx jSMUpH2V2M |
| 38 | #define jsimd_h2v1_merged_upsample_mmx jSMUpH2V1M |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 39 | #define jsimd_h2v2_upsample_sse2 jSUpH2V2S2 |
| 40 | #define jsimd_h2v1_upsample_sse2 jSUpH2V1S2 |
| 41 | #define jconst_fancy_upsample_sse2 jSCFUpS2 |
| 42 | #define jsimd_h2v2_fancy_upsample_sse2 jSFUpH2V2S2 |
| 43 | #define jsimd_h2v1_fancy_upsample_sse2 jSFUpH2V1S2 |
| 44 | #define jconst_merged_upsample_sse2 jSCMUpS2 |
| 45 | #define jsimd_h2v2_merged_upsample_sse2 jSMUpH2V2S2 |
| 46 | #define jsimd_h2v1_merged_upsample_sse2 jSMUpH2V1S2 |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 47 | #define jsimd_convsamp_mmx jSConvM |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 48 | #define jsimd_convsamp_sse2 jSConvS2 |
Pierre Ossman | 2c2e54b | 2009-03-09 13:28:10 +0000 | [diff] [blame] | 49 | #define jsimd_convsamp_float_3dnow jSConvF3D |
Pierre Ossman | 0d37c57 | 2009-03-09 13:31:56 +0000 | [diff] [blame] | 50 | #define jsimd_convsamp_float_sse jSConvFS |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 51 | #define jsimd_convsamp_float_sse2 jSConvFS2 |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 52 | #define jsimd_fdct_islow_mmx jSFDMIS |
| 53 | #define jsimd_fdct_ifast_mmx jSFDMIF |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 54 | #define jconst_fdct_islow_sse2 jSCFDS2IS |
| 55 | #define jsimd_fdct_islow_sse2 jSFDS2IS |
| 56 | #define jconst_fdct_ifast_sse2 jSCFDS2IF |
| 57 | #define jsimd_fdct_ifast_sse2 jSFDS2IF |
Pierre Ossman | 2c2e54b | 2009-03-09 13:28:10 +0000 | [diff] [blame] | 58 | #define jsimd_fdct_float_3dnow jSFD3DF |
Pierre Ossman | 0d37c57 | 2009-03-09 13:31:56 +0000 | [diff] [blame] | 59 | #define jconst_fdct_float_sse jSCFDSF |
| 60 | #define jsimd_fdct_float_sse jSFDSF |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 61 | #define jsimd_quantize_mmx jSQuantM |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 62 | #define jsimd_quantize_sse2 jSQuantS2 |
Pierre Ossman | 2c2e54b | 2009-03-09 13:28:10 +0000 | [diff] [blame] | 63 | #define jsimd_quantize_float_3dnow jSQuantF3D |
Pierre Ossman | 0d37c57 | 2009-03-09 13:31:56 +0000 | [diff] [blame] | 64 | #define jsimd_quantize_float_sse jSQuantFS |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 65 | #define jsimd_quantize_float_sse2 jSQuantFS2 |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 66 | #define jsimd_idct_2x2_mmx jSIDM22 |
| 67 | #define jsimd_idct_4x4_mmx jSIDM44 |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 68 | #define jconst_idct_red_sse2 jSCIDS2R |
| 69 | #define jsimd_idct_2x2_sse2 jSIDS222 |
| 70 | #define jsimd_idct_4x4_sse2 jSIDS244 |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 71 | #define jsimd_idct_islow_mmx jSIDMIS |
| 72 | #define jsimd_idct_ifast_mmx jSIDMIF |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 73 | #define jconst_idct_islow_sse2 jSCIDS2IS |
| 74 | #define jsimd_idct_islow_sse2 jSIDS2IS |
| 75 | #define jconst_idct_ifast_sse2 jSCIDS2IF |
| 76 | #define jsimd_idct_ifast_sse2 jSIDS2IF |
Pierre Ossman | 2c2e54b | 2009-03-09 13:28:10 +0000 | [diff] [blame] | 77 | #define jsimd_idct_float_3dnow jSID3DF |
Pierre Ossman | 0d37c57 | 2009-03-09 13:31:56 +0000 | [diff] [blame] | 78 | #define jconst_fdct_float_sse jSCIDSF |
| 79 | #define jsimd_idct_float_sse jSIDSF |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 80 | #define jconst_fdct_float_sse2 jSCIDS2F |
| 81 | #define jsimd_idct_float_sse2 jSIDS2F |
Pierre Ossman | 82c7f31 | 2009-03-09 13:21:27 +0000 | [diff] [blame] | 82 | #endif /* NEED_SHORT_EXTERNAL_NAMES */ |
| 83 | |
| 84 | /* SIMD Ext: retrieve SIMD/CPU information */ |
| 85 | EXTERN(unsigned int) jpeg_simd_cpu_support JPP((void)); |
| 86 | |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 87 | /* SIMD Color Space Conversion */ |
| 88 | EXTERN(void) jsimd_rgb_ycc_convert_mmx |
| 89 | JPP((JDIMENSION img_width, |
| 90 | JSAMPARRAY input_buf, JSAMPIMAGE output_buf, |
| 91 | JDIMENSION output_row, int num_rows)); |
| 92 | EXTERN(void) jsimd_ycc_rgb_convert_mmx |
| 93 | JPP((JDIMENSION out_width, |
| 94 | JSAMPIMAGE input_buf, JDIMENSION input_row, |
| 95 | JSAMPARRAY output_buf, int num_rows)); |
| 96 | |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 97 | extern const int jconst_rgb_ycc_convert_sse2[]; |
| 98 | EXTERN(void) jsimd_rgb_ycc_convert_sse2 |
| 99 | JPP((JDIMENSION img_width, |
| 100 | JSAMPARRAY input_buf, JSAMPIMAGE output_buf, |
| 101 | JDIMENSION output_row, int num_rows)); |
| 102 | extern const int jconst_ycc_rgb_convert_sse2[]; |
| 103 | EXTERN(void) jsimd_ycc_rgb_convert_sse2 |
| 104 | JPP((JDIMENSION out_width, |
| 105 | JSAMPIMAGE input_buf, JDIMENSION input_row, |
| 106 | JSAMPARRAY output_buf, int num_rows)); |
| 107 | |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 108 | /* SIMD Downsample */ |
| 109 | EXTERN(void) jsimd_h2v2_downsample_mmx |
| 110 | JPP((JDIMENSION image_width, int max_v_samp_factor, |
| 111 | JDIMENSION v_samp_factor, JDIMENSION width_blocks, |
| 112 | JSAMPARRAY input_data, JSAMPARRAY output_data)); |
| 113 | EXTERN(void) jsimd_h2v1_downsample_mmx |
| 114 | JPP((JDIMENSION image_width, int max_v_samp_factor, |
| 115 | JDIMENSION v_samp_factor, JDIMENSION width_blocks, |
| 116 | JSAMPARRAY input_data, JSAMPARRAY output_data)); |
| 117 | |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 118 | EXTERN(void) jsimd_h2v2_downsample_sse2 |
| 119 | JPP((JDIMENSION image_width, int max_v_samp_factor, |
| 120 | JDIMENSION v_samp_factor, JDIMENSION width_blocks, |
| 121 | JSAMPARRAY input_data, JSAMPARRAY output_data)); |
| 122 | EXTERN(void) jsimd_h2v1_downsample_sse2 |
| 123 | JPP((JDIMENSION image_width, int max_v_samp_factor, |
| 124 | JDIMENSION v_samp_factor, JDIMENSION width_blocks, |
| 125 | JSAMPARRAY input_data, JSAMPARRAY output_data)); |
| 126 | |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 127 | /* SIMD Upsample */ |
| 128 | EXTERN(void) jsimd_h2v2_upsample_mmx |
| 129 | JPP((int max_v_samp_factor, JDIMENSION output_width, |
| 130 | JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)); |
| 131 | EXTERN(void) jsimd_h2v1_upsample_mmx |
| 132 | JPP((int max_v_samp_factor, JDIMENSION output_width, |
| 133 | JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)); |
| 134 | |
| 135 | EXTERN(void) jsimd_h2v2_fancy_upsample_mmx |
| 136 | JPP((int max_v_samp_factor, JDIMENSION downsampled_width, |
| 137 | JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)); |
| 138 | EXTERN(void) jsimd_h2v1_fancy_upsample_mmx |
| 139 | JPP((int max_v_samp_factor, JDIMENSION downsampled_width, |
| 140 | JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)); |
| 141 | |
| 142 | EXTERN(void) jsimd_h2v2_merged_upsample_mmx |
| 143 | JPP((JDIMENSION output_width, JSAMPIMAGE input_buf, |
| 144 | JDIMENSION in_row_group_ctr, JSAMPARRAY output_buf)); |
| 145 | EXTERN(void) jsimd_h2v1_merged_upsample_mmx |
| 146 | JPP((JDIMENSION output_width, JSAMPIMAGE input_buf, |
| 147 | JDIMENSION in_row_group_ctr, JSAMPARRAY output_buf)); |
| 148 | |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 149 | EXTERN(void) jsimd_h2v2_upsample_sse2 |
| 150 | JPP((int max_v_samp_factor, JDIMENSION output_width, |
| 151 | JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)); |
| 152 | EXTERN(void) jsimd_h2v1_upsample_sse2 |
| 153 | JPP((int max_v_samp_factor, JDIMENSION output_width, |
| 154 | JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)); |
| 155 | |
| 156 | extern const int jconst_fancy_upsample_sse2[]; |
| 157 | EXTERN(void) jsimd_h2v2_fancy_upsample_sse2 |
| 158 | JPP((int max_v_samp_factor, JDIMENSION downsampled_width, |
| 159 | JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)); |
| 160 | EXTERN(void) jsimd_h2v1_fancy_upsample_sse2 |
| 161 | JPP((int max_v_samp_factor, JDIMENSION downsampled_width, |
| 162 | JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)); |
| 163 | |
| 164 | extern const int jconst_merged_upsample_sse2[]; |
| 165 | EXTERN(void) jsimd_h2v2_merged_upsample_sse2 |
| 166 | JPP((JDIMENSION output_width, JSAMPIMAGE input_buf, |
| 167 | JDIMENSION in_row_group_ctr, JSAMPARRAY output_buf)); |
| 168 | EXTERN(void) jsimd_h2v1_merged_upsample_sse2 |
| 169 | JPP((JDIMENSION output_width, JSAMPIMAGE input_buf, |
| 170 | JDIMENSION in_row_group_ctr, JSAMPARRAY output_buf)); |
| 171 | |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 172 | /* SIMD Sample Conversion */ |
| 173 | EXTERN(void) jsimd_convsamp_mmx JPP((JSAMPARRAY sample_data, |
| 174 | JDIMENSION start_col, |
| 175 | DCTELEM * workspace)); |
| 176 | |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 177 | EXTERN(void) jsimd_convsamp_sse2 JPP((JSAMPARRAY sample_data, |
| 178 | JDIMENSION start_col, |
| 179 | DCTELEM * workspace)); |
| 180 | |
Pierre Ossman | 2c2e54b | 2009-03-09 13:28:10 +0000 | [diff] [blame] | 181 | EXTERN(void) jsimd_convsamp_float_3dnow JPP((JSAMPARRAY sample_data, |
| 182 | JDIMENSION start_col, |
| 183 | FAST_FLOAT * workspace)); |
| 184 | |
Pierre Ossman | 0d37c57 | 2009-03-09 13:31:56 +0000 | [diff] [blame] | 185 | EXTERN(void) jsimd_convsamp_float_sse JPP((JSAMPARRAY sample_data, |
| 186 | JDIMENSION start_col, |
| 187 | FAST_FLOAT * workspace)); |
| 188 | |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 189 | EXTERN(void) jsimd_convsamp_float_sse2 JPP((JSAMPARRAY sample_data, |
| 190 | JDIMENSION start_col, |
| 191 | FAST_FLOAT * workspace)); |
| 192 | |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 193 | /* SIMD Forward DCT */ |
| 194 | EXTERN(void) jsimd_fdct_islow_mmx JPP((DCTELEM * data)); |
| 195 | EXTERN(void) jsimd_fdct_ifast_mmx JPP((DCTELEM * data)); |
| 196 | |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 197 | extern const int jconst_fdct_ifast_sse2[]; |
| 198 | EXTERN(void) jsimd_fdct_islow_sse2 JPP((DCTELEM * data)); |
| 199 | extern const int jconst_fdct_islow_sse2[]; |
| 200 | EXTERN(void) jsimd_fdct_ifast_sse2 JPP((DCTELEM * data)); |
| 201 | |
Pierre Ossman | 2c2e54b | 2009-03-09 13:28:10 +0000 | [diff] [blame] | 202 | EXTERN(void) jsimd_fdct_float_3dnow JPP((FAST_FLOAT * data)); |
| 203 | |
Pierre Ossman | 0d37c57 | 2009-03-09 13:31:56 +0000 | [diff] [blame] | 204 | extern const int jconst_fdct_float_sse[]; |
| 205 | EXTERN(void) jsimd_fdct_float_sse JPP((FAST_FLOAT * data)); |
| 206 | |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 207 | /* SIMD Quantization */ |
| 208 | EXTERN(void) jsimd_quantize_mmx JPP((JCOEFPTR coef_block, |
| 209 | DCTELEM * divisors, |
| 210 | DCTELEM * workspace)); |
| 211 | |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 212 | EXTERN(void) jsimd_quantize_sse2 JPP((JCOEFPTR coef_block, |
| 213 | DCTELEM * divisors, |
| 214 | DCTELEM * workspace)); |
| 215 | |
Pierre Ossman | 2c2e54b | 2009-03-09 13:28:10 +0000 | [diff] [blame] | 216 | EXTERN(void) jsimd_quantize_float_3dnow JPP((JCOEFPTR coef_block, |
| 217 | FAST_FLOAT * divisors, |
| 218 | FAST_FLOAT * workspace)); |
| 219 | |
Pierre Ossman | 0d37c57 | 2009-03-09 13:31:56 +0000 | [diff] [blame] | 220 | EXTERN(void) jsimd_quantize_float_sse JPP((JCOEFPTR coef_block, |
| 221 | FAST_FLOAT * divisors, |
| 222 | FAST_FLOAT * workspace)); |
| 223 | |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 224 | EXTERN(void) jsimd_quantize_float_sse2 JPP((JCOEFPTR coef_block, |
| 225 | FAST_FLOAT * divisors, |
| 226 | FAST_FLOAT * workspace)); |
| 227 | |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 228 | /* SIMD Reduced Inverse DCT */ |
| 229 | EXTERN(void) jsimd_idct_2x2_mmx JPP((void * dct_table, |
| 230 | JCOEFPTR coef_block, |
| 231 | JSAMPARRAY output_buf, |
| 232 | JDIMENSION output_col)); |
| 233 | EXTERN(void) jsimd_idct_4x4_mmx JPP((void * dct_table, |
| 234 | JCOEFPTR coef_block, |
| 235 | JSAMPARRAY output_buf, |
| 236 | JDIMENSION output_col)); |
| 237 | |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 238 | extern const int jconst_idct_red_sse2[]; |
| 239 | EXTERN(void) jsimd_idct_2x2_sse2 JPP((void * dct_table, |
| 240 | JCOEFPTR coef_block, |
| 241 | JSAMPARRAY output_buf, |
| 242 | JDIMENSION output_col)); |
| 243 | EXTERN(void) jsimd_idct_4x4_sse2 JPP((void * dct_table, |
| 244 | JCOEFPTR coef_block, |
| 245 | JSAMPARRAY output_buf, |
| 246 | JDIMENSION output_col)); |
| 247 | |
Pierre Ossman | 3e0e2de | 2009-03-09 13:25:30 +0000 | [diff] [blame] | 248 | /* SIMD Inverse DCT */ |
| 249 | EXTERN(void) jsimd_idct_islow_mmx JPP((void * dct_table, |
| 250 | JCOEFPTR coef_block, |
| 251 | JSAMPARRAY output_buf, |
| 252 | JDIMENSION output_col)); |
| 253 | EXTERN(void) jsimd_idct_ifast_mmx JPP((void * dct_table, |
| 254 | JCOEFPTR coef_block, |
| 255 | JSAMPARRAY output_buf, |
| 256 | JDIMENSION output_col)); |
| 257 | |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 258 | extern const int jconst_idct_islow_sse2[]; |
| 259 | EXTERN(void) jsimd_idct_islow_sse2 JPP((void * dct_table, |
| 260 | JCOEFPTR coef_block, |
| 261 | JSAMPARRAY output_buf, |
| 262 | JDIMENSION output_col)); |
| 263 | extern const int jconst_idct_ifast_sse2[]; |
| 264 | EXTERN(void) jsimd_idct_ifast_sse2 JPP((void * dct_table, |
| 265 | JCOEFPTR coef_block, |
| 266 | JSAMPARRAY output_buf, |
| 267 | JDIMENSION output_col)); |
| 268 | |
Pierre Ossman | 2c2e54b | 2009-03-09 13:28:10 +0000 | [diff] [blame] | 269 | EXTERN(void) jsimd_idct_float_3dnow JPP((void * dct_table, |
| 270 | JCOEFPTR coef_block, |
| 271 | JSAMPARRAY output_buf, |
| 272 | JDIMENSION output_col)); |
| 273 | |
Pierre Ossman | 0d37c57 | 2009-03-09 13:31:56 +0000 | [diff] [blame] | 274 | extern const int jconst_idct_float_sse[]; |
| 275 | EXTERN(void) jsimd_idct_float_sse JPP((void * dct_table, |
| 276 | JCOEFPTR coef_block, |
| 277 | JSAMPARRAY output_buf, |
| 278 | JDIMENSION output_col)); |
| 279 | |
Pierre Ossman | 7469386 | 2009-03-09 13:34:17 +0000 | [diff] [blame] | 280 | extern const int jconst_idct_float_sse2[]; |
| 281 | EXTERN(void) jsimd_idct_float_sse2 JPP((void * dct_table, |
| 282 | JCOEFPTR coef_block, |
| 283 | JSAMPARRAY output_buf, |
| 284 | JDIMENSION output_col)); |
| 285 | |