Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 1 | [+ AutoGen5 template c +] |
| 2 | /* |
| 3 | ** Copyright (C) 2002-2011 Erik de Castro Lopo <erikd@mega-nerd.com> |
| 4 | ** |
| 5 | ** This program is free software; you can redistribute it and/or modify |
| 6 | ** it under the terms of the GNU General Public License as published by |
| 7 | ** the Free Software Foundation; either version 2 of the License, or |
| 8 | ** (at your option) any later version. |
| 9 | ** |
| 10 | ** This program is distributed in the hope that it will be useful, |
| 11 | ** but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | ** GNU General Public License for more details. |
| 14 | ** |
| 15 | ** You should have received a copy of the GNU General Public License |
| 16 | ** along with this program; if not, write to the Free Software |
| 17 | ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 18 | */ |
| 19 | |
| 20 | #include "sfconfig.h" |
| 21 | |
| 22 | #include <stdio.h> |
| 23 | #include <stdlib.h> |
| 24 | |
| 25 | #if HAVE_UNISTD_H |
| 26 | #include <unistd.h> |
| 27 | #endif |
| 28 | |
| 29 | #if (HAVE_DECL_S_IRGRP == 0) |
| 30 | #include <sf_unistd.h> |
| 31 | #endif |
| 32 | |
| 33 | #include <string.h> |
| 34 | #include <math.h> |
| 35 | #include <time.h> |
| 36 | #include <fcntl.h> |
| 37 | #include <sys/stat.h> |
| 38 | |
| 39 | #include <sndfile.h> |
| 40 | |
| 41 | #ifndef M_PI |
| 42 | #define M_PI 3.14159265358979323846264338 |
| 43 | #endif |
| 44 | |
| 45 | /* |
| 46 | ** Neat solution to the Win32/OS2 binary file flage requirement. |
| 47 | ** If O_BINARY isn't already defined by the inclusion of the system |
| 48 | ** headers, set it to zero. |
| 49 | */ |
| 50 | #ifndef O_BINARY |
| 51 | #define O_BINARY 0 |
| 52 | #endif |
| 53 | |
| 54 | #define WRITE_FLAGS (O_WRONLY | O_CREAT | O_TRUNC | O_BINARY) |
| 55 | #define READ_FLAGS (O_RDONLY | O_BINARY) |
| 56 | |
| 57 | #if (defined (WIN32) || defined (_WIN32) || defined (__OS2__)) |
| 58 | #define WRITE_PERMS 0777 |
| 59 | #else |
| 60 | #define WRITE_PERMS (S_IRUSR | S_IWUSR | S_IRGRP) |
| 61 | #endif |
| 62 | |
| 63 | #define BUFFER_SIZE (1<<18) |
| 64 | #define BLOCK_COUNT (30) |
| 65 | #define TEST_DURATION (5) /* 5 Seconds. */ |
| 66 | |
| 67 | typedef struct |
| 68 | { double write_rate ; |
| 69 | double read_rate ; |
| 70 | } PERF_STATS ; |
| 71 | |
| 72 | static void *data = NULL ; |
| 73 | |
| 74 | static void calc_raw_performance (PERF_STATS *stats) ; |
| 75 | |
| 76 | [+ FOR data_type |
| 77 | +]static void calc_[+ (get "type_name") +]_performance (int format, double read_rate, double write_rate) ; |
| 78 | [+ ENDFOR data_type |
| 79 | +] |
| 80 | |
| 81 | static int cpu_is_big_endian (void) ; |
| 82 | |
| 83 | static const char* get_subtype_str (int subtype) ; |
| 84 | |
| 85 | int |
| 86 | main (int argc, char *argv []) |
| 87 | { PERF_STATS stats ; |
| 88 | char buffer [256] = "Benchmarking " ; |
| 89 | int format_major ; |
| 90 | |
| 91 | if (! (data = malloc (BUFFER_SIZE * sizeof (double)))) |
| 92 | { perror ("Error : malloc failed") ; |
| 93 | exit (1) ; |
| 94 | } ; |
| 95 | |
| 96 | sf_command (NULL, SFC_GET_LIB_VERSION, buffer + strlen (buffer), sizeof (buffer) - strlen (buffer)) ; |
| 97 | |
| 98 | puts (buffer) ; |
| 99 | memset (buffer, '-', strlen (buffer)) ; |
| 100 | puts (buffer) ; |
| 101 | printf ("Each test takes a little over %d seconds.\n\n", TEST_DURATION) ; |
| 102 | |
| 103 | calc_raw_performance (&stats) ; |
| 104 | |
| 105 | if (argc < 2 || strcmp ("--native-only", argv [1]) == 0) |
| 106 | { puts ("\nNative endian I/O :") ; |
| 107 | format_major = cpu_is_big_endian () ? SF_FORMAT_AIFF : SF_FORMAT_WAV ; |
| 108 | |
| 109 | calc_short_performance (format_major | SF_FORMAT_PCM_16, stats.read_rate, stats.write_rate) ; |
| 110 | calc_int_performance (format_major | SF_FORMAT_PCM_24, stats.read_rate, stats.write_rate) ; |
| 111 | calc_int_performance (format_major | SF_FORMAT_PCM_32, stats.read_rate, stats.write_rate) ; |
| 112 | calc_float_performance (format_major | SF_FORMAT_PCM_16, stats.read_rate, stats.write_rate) ; |
| 113 | calc_float_performance (format_major | SF_FORMAT_PCM_24, stats.read_rate, stats.write_rate) ; |
| 114 | calc_float_performance (format_major | SF_FORMAT_PCM_32, stats.read_rate, stats.write_rate) ; |
| 115 | calc_float_performance (format_major | SF_FORMAT_FLOAT , stats.read_rate, stats.write_rate) ; |
| 116 | } ; |
| 117 | |
| 118 | if (argc < 2 || strcmp ("--swap-only", argv [1]) == 0) |
| 119 | { puts ("\nEndian swapped I/O :") ; |
| 120 | format_major = cpu_is_big_endian () ? SF_FORMAT_WAV : SF_FORMAT_AIFF ; |
| 121 | |
| 122 | calc_short_performance (format_major | SF_FORMAT_PCM_16, stats.read_rate, stats.write_rate) ; |
| 123 | calc_int_performance (format_major | SF_FORMAT_PCM_24, stats.read_rate, stats.write_rate) ; |
| 124 | calc_int_performance (format_major | SF_FORMAT_PCM_32, stats.read_rate, stats.write_rate) ; |
| 125 | calc_float_performance (format_major | SF_FORMAT_PCM_16, stats.read_rate, stats.write_rate) ; |
| 126 | calc_float_performance (format_major | SF_FORMAT_PCM_24, stats.read_rate, stats.write_rate) ; |
| 127 | calc_float_performance (format_major | SF_FORMAT_PCM_32, stats.read_rate, stats.write_rate) ; |
| 128 | calc_float_performance (format_major | SF_FORMAT_FLOAT , stats.read_rate, stats.write_rate) ; |
| 129 | } ; |
| 130 | |
| 131 | puts ("") ; |
| 132 | |
| 133 | free (data) ; |
| 134 | |
| 135 | return 0 ; |
| 136 | } /* main */ |
| 137 | |
| 138 | /*============================================================================== |
| 139 | */ |
| 140 | |
| 141 | static void |
| 142 | calc_raw_performance (PERF_STATS *stats) |
| 143 | { clock_t start_clock, clock_time ; |
| 144 | int fd, k, byte_count, retval, op_count ; |
| 145 | const char *filename ; |
| 146 | |
| 147 | filename = "benchmark.dat" ; |
| 148 | |
| 149 | byte_count = BUFFER_SIZE * sizeof (short) ; |
| 150 | |
| 151 | /* Collect write stats */ |
| 152 | printf (" Raw write PCM_16 : ") ; |
| 153 | fflush (stdout) ; |
| 154 | |
| 155 | clock_time = 0 ; |
| 156 | op_count = 0 ; |
| 157 | start_clock = clock () ; |
| 158 | |
| 159 | while (clock_time < (CLOCKS_PER_SEC * TEST_DURATION)) |
| 160 | { if ((fd = open (filename, WRITE_FLAGS, WRITE_PERMS)) < 0) |
| 161 | { printf ("Error : not able to open file : %s\n", filename) ; |
| 162 | perror ("") ; |
| 163 | exit (1) ; |
| 164 | } ; |
| 165 | |
| 166 | for (k = 0 ; k < BLOCK_COUNT ; k++) |
| 167 | { if ((retval = write (fd, data, byte_count)) != byte_count) |
| 168 | { printf ("Error : write returned %d (should have been %d)\n", retval, byte_count) ; |
| 169 | exit (1) ; |
| 170 | } ; |
| 171 | } ; |
| 172 | |
| 173 | close (fd) ; |
| 174 | |
| 175 | clock_time = clock () - start_clock ; |
| 176 | op_count ++ ; |
| 177 | } ; |
| 178 | |
| 179 | stats->write_rate = (1.0 * BUFFER_SIZE) * BLOCK_COUNT * op_count ; |
| 180 | stats->write_rate *= (1.0 * CLOCKS_PER_SEC) / clock_time ; |
| 181 | printf ("%10.0f samples per sec\n", stats->write_rate) ; |
| 182 | |
| 183 | /* Collect read stats */ |
| 184 | printf (" Raw read PCM_16 : ") ; |
| 185 | fflush (stdout) ; |
| 186 | |
| 187 | clock_time = 0 ; |
| 188 | op_count = 0 ; |
| 189 | start_clock = clock () ; |
| 190 | |
| 191 | while (clock_time < (CLOCKS_PER_SEC * TEST_DURATION)) |
| 192 | { if ((fd = open (filename, READ_FLAGS)) < 0) |
| 193 | { printf ("Error : not able to open file : %s\n", filename) ; |
| 194 | perror ("") ; |
| 195 | exit (1) ; |
| 196 | } ; |
| 197 | |
| 198 | for (k = 0 ; k < BLOCK_COUNT ; k++) |
| 199 | { if ((retval = read (fd, data, byte_count)) != byte_count) |
| 200 | { printf ("Error : write returned %d (should have been %d)\n", retval, byte_count) ; |
| 201 | exit (1) ; |
| 202 | } ; |
| 203 | } ; |
| 204 | |
| 205 | close (fd) ; |
| 206 | |
| 207 | clock_time = clock () - start_clock ; |
| 208 | op_count ++ ; |
| 209 | } ; |
| 210 | |
| 211 | stats->read_rate = (1.0 * BUFFER_SIZE) * BLOCK_COUNT * op_count ; |
| 212 | stats->read_rate *= (1.0 * CLOCKS_PER_SEC) / clock_time ; |
| 213 | printf ("%10.0f samples per sec\n", stats->read_rate) ; |
| 214 | |
| 215 | unlink (filename) ; |
| 216 | } /* calc_raw_performance */ |
| 217 | |
| 218 | /*------------------------------------------------------------------------------ |
| 219 | */ |
| 220 | |
| 221 | [+ FOR data_type |
| 222 | +]static void |
| 223 | calc_[+ (get "type_name") +]_performance (int format, double read_rate, double write_rate) |
| 224 | { SNDFILE *file ; |
| 225 | SF_INFO sfinfo ; |
| 226 | clock_t start_clock, clock_time ; |
| 227 | double performance ; |
| 228 | int k, item_count, retval, op_count ; |
| 229 | const char* subtype ; |
| 230 | [+ (get "type_name") +] *[+ (get "type_name") +]_data ; |
| 231 | const char *filename ; |
| 232 | |
| 233 | filename = "benchmark.dat" ; |
| 234 | subtype = get_subtype_str (format & SF_FORMAT_SUBMASK) ; |
| 235 | |
| 236 | [+ (get "type_name") +]_data = data ; |
| 237 | item_count = BUFFER_SIZE ; |
| 238 | for (k = 0 ; k < item_count ; k++) |
| 239 | [+ (get "type_name") +]_data [k] = [+ (get "multiplier") +] * sin (2 * M_PI * k / 32000.0) ; |
| 240 | |
| 241 | /* Collect write stats */ |
| 242 | printf (" Write %-5s to %s : ", "[+ (get "type_name") +]", subtype) ; |
| 243 | fflush (stdout) ; |
| 244 | |
| 245 | sfinfo.channels = 1 ; |
| 246 | sfinfo.format = format ; |
| 247 | sfinfo.frames = 1 ; |
| 248 | sfinfo.samplerate = 32000 ; |
| 249 | |
| 250 | clock_time = 0 ; |
| 251 | op_count = 0 ; |
| 252 | start_clock = clock () ; |
| 253 | |
| 254 | while (clock_time < (CLOCKS_PER_SEC * TEST_DURATION)) |
| 255 | { if (! (file = sf_open (filename, SFM_WRITE, &sfinfo))) |
| 256 | { printf ("Error : not able to open file : %s\n", filename) ; |
| 257 | perror ("") ; |
| 258 | exit (1) ; |
| 259 | } ; |
| 260 | |
| 261 | /* Turn off the addition of a PEAK chunk. */ |
| 262 | sf_command (file, SFC_SET_ADD_PEAK_CHUNK, NULL, SF_FALSE) ; |
| 263 | |
| 264 | for (k = 0 ; k < BLOCK_COUNT ; k++) |
| 265 | { if ((retval = sf_write_[+ (get "type_name") +] (file, [+ (get "type_name") +]_data, item_count)) != item_count) |
| 266 | { printf ("Error : sf_write_short returned %d (should have been %d)\n", retval, item_count) ; |
| 267 | exit (1) ; |
| 268 | } ; |
| 269 | } ; |
| 270 | |
| 271 | sf_close (file) ; |
| 272 | |
| 273 | clock_time = clock () - start_clock ; |
| 274 | op_count ++ ; |
| 275 | } ; |
| 276 | |
| 277 | performance = (1.0 * BUFFER_SIZE) * BLOCK_COUNT * op_count ; |
| 278 | performance *= (1.0 * CLOCKS_PER_SEC) / clock_time ; |
| 279 | printf ("%6.2f%% of raw write\n", 100.0 * performance / write_rate) ; |
| 280 | |
| 281 | /* Collect read stats */ |
| 282 | printf (" Read %-5s from %s : ", "[+ (get "type_name") +]", subtype) ; |
| 283 | fflush (stdout) ; |
| 284 | |
| 285 | clock_time = 0 ; |
| 286 | op_count = 0 ; |
| 287 | start_clock = clock () ; |
| 288 | |
| 289 | while (clock_time < (CLOCKS_PER_SEC * TEST_DURATION)) |
| 290 | { if (! (file = sf_open (filename, SFM_READ, &sfinfo))) |
| 291 | { printf ("Error : not able to open file : %s\n", filename) ; |
| 292 | perror ("") ; |
| 293 | exit (1) ; |
| 294 | } ; |
| 295 | |
| 296 | for (k = 0 ; k < BLOCK_COUNT ; k++) |
| 297 | { if ((retval = sf_read_[+ (get "type_name") +] (file, [+ (get "type_name") +]_data, item_count)) != item_count) |
| 298 | { printf ("Error : write returned %d (should have been %d)\n", retval, item_count) ; |
| 299 | exit (1) ; |
| 300 | } ; |
| 301 | } ; |
| 302 | |
| 303 | sf_close (file) ; |
| 304 | |
| 305 | clock_time = clock () - start_clock ; |
| 306 | op_count ++ ; |
| 307 | } ; |
| 308 | |
| 309 | performance = (1.0 * item_count) * BLOCK_COUNT * op_count ; |
| 310 | performance *= (1.0 * CLOCKS_PER_SEC) / clock_time ; |
| 311 | printf ("%6.2f%% of raw read\n", 100.0 * performance / read_rate) ; |
| 312 | |
| 313 | unlink (filename) ; |
| 314 | |
| 315 | } /* calc_[+ (get "type_name") +]_performance */ |
| 316 | [+ ENDFOR data_type |
| 317 | +] |
| 318 | |
| 319 | /*============================================================================== |
| 320 | */ |
| 321 | |
| 322 | static int |
| 323 | cpu_is_big_endian (void) |
| 324 | { unsigned char *cptr ; |
| 325 | int endtest ; |
| 326 | |
| 327 | endtest = 0x12345678 ; |
| 328 | |
| 329 | cptr = (unsigned char*) (&endtest) ; |
| 330 | |
| 331 | if (cptr [0] == 0x12 && cptr [1] == 0x34 && cptr [3] == 0x78) |
| 332 | return SF_TRUE ; |
| 333 | |
| 334 | return SF_FALSE ; |
| 335 | } /* cpu_is_big_endian */ |
| 336 | |
| 337 | static const char* |
| 338 | get_subtype_str (int subtype) |
| 339 | { switch (subtype) |
| 340 | { case SF_FORMAT_PCM_16 : |
| 341 | return "PCM_16" ; |
| 342 | |
| 343 | case SF_FORMAT_PCM_24 : |
| 344 | return "PCM_24" ; |
| 345 | |
| 346 | case SF_FORMAT_PCM_32 : |
| 347 | return "PCM_32" ; |
| 348 | |
| 349 | case SF_FORMAT_FLOAT : |
| 350 | return "FLOAT " ; |
| 351 | |
| 352 | case SF_FORMAT_DOUBLE : |
| 353 | return "DOUBLE" ; |
| 354 | |
| 355 | default : break ; |
| 356 | } ; |
| 357 | |
| 358 | return "UNKNOWN" ; |
| 359 | } /* get_subtype_str */ |
| 360 | |