Alexandre Lision | 8af73cb | 2013-12-10 14:11:20 -0500 | [diff] [blame] | 1 | /* $Id: confbench.c 4537 2013-06-19 06:47:43Z riza $ */ |
Tristan Matthews | 0a329cc | 2013-07-17 13:20:14 -0400 | [diff] [blame] | 2 | /* |
| 3 | * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| 4 | * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | |
| 21 | |
| 22 | /** |
| 23 | * \page page_pjmedia_samples_confbench_c Samples: Benchmarking Conference Bridge |
| 24 | * |
| 25 | * Benchmarking pjmedia (conference bridge+resample). For my use only, |
| 26 | * and it only works in Win32. |
| 27 | * |
| 28 | * This file is pjsip-apps/src/samples/confbench.c |
| 29 | * |
| 30 | * \includelineno confbench.c |
| 31 | */ |
| 32 | |
| 33 | |
| 34 | #include <pjmedia.h> |
| 35 | #include <pjlib-util.h> /* pj_getopt */ |
| 36 | #include <pjlib.h> |
| 37 | #include <stdlib.h> /* atoi() */ |
| 38 | #include <stdio.h> |
| 39 | #include <windows.h> |
| 40 | |
| 41 | /* For logging purpose. */ |
| 42 | #define THIS_FILE "confsample.c" |
| 43 | |
| 44 | |
| 45 | /* Configurable: |
| 46 | * LARGE_SET will create in total of about 232 ports. |
| 47 | * HAS_RESAMPLE will activate resampling on about half |
| 48 | * the port. |
| 49 | */ |
| 50 | #define TEST_SET LARGE_SET |
| 51 | #define HAS_RESAMPLE 0 |
| 52 | |
| 53 | |
| 54 | #define SMALL_SET 16 |
| 55 | #define LARGE_SET 100 |
| 56 | |
| 57 | |
| 58 | #define PORT_COUNT 254 |
| 59 | #define CLOCK_RATE 16000 |
| 60 | #define SAMPLES_PER_FRAME (CLOCK_RATE/100) |
| 61 | #if HAS_RESAMPLE |
| 62 | # define SINE_CLOCK 32000 |
| 63 | #else |
| 64 | # define SINE_CLOCK CLOCK_RATE |
| 65 | #endif |
| 66 | #define SINE_PTIME 20 |
| 67 | #define DURATION 10 |
| 68 | |
| 69 | #define SINE_COUNT TEST_SET |
| 70 | #define NULL_COUNT TEST_SET |
| 71 | #define IDLE_COUNT 32 |
| 72 | |
| 73 | |
| 74 | static void app_perror(const char *sender, const char *title, pj_status_t status) |
| 75 | { |
| 76 | char errmsg[PJ_ERR_MSG_SIZE]; |
| 77 | |
| 78 | pj_strerror(status, errmsg, sizeof(errmsg)); |
| 79 | PJ_LOG(1,(sender, "%s: %s", title, errmsg)); |
| 80 | } |
| 81 | |
| 82 | |
| 83 | struct Times |
| 84 | { |
| 85 | FILETIME kernel_time; |
| 86 | ULARGE_INTEGER u_kernel_time; |
| 87 | FILETIME user_time; |
| 88 | ULARGE_INTEGER u_user_time; |
| 89 | ULARGE_INTEGER u_total; |
| 90 | }; |
| 91 | |
| 92 | static void process(struct Times *t) |
| 93 | { |
| 94 | pj_memcpy(&t->u_kernel_time, &t->kernel_time, sizeof(FILETIME)); |
| 95 | pj_memcpy(&t->u_user_time, &t->user_time, sizeof(FILETIME)); |
| 96 | t->u_total.QuadPart = t->u_kernel_time.QuadPart + t->u_user_time.QuadPart; |
| 97 | } |
| 98 | |
| 99 | static void benchmark(void) |
| 100 | { |
| 101 | FILETIME creation_time, exit_time; |
| 102 | struct Times start, end; |
| 103 | DWORD ts, te; |
| 104 | LARGE_INTEGER elapsed; |
| 105 | BOOL rc; |
| 106 | int i; |
| 107 | double pct; |
| 108 | |
| 109 | puts("Test started!"); fflush(stdout); |
| 110 | |
| 111 | ts = GetTickCount(); |
| 112 | rc = GetProcessTimes(GetCurrentProcess(), &creation_time, &exit_time, |
| 113 | &start.kernel_time, &start.user_time); |
| 114 | for (i=DURATION; i>0; --i) { |
| 115 | printf("\r%d ", i); fflush(stdout); |
| 116 | pj_thread_sleep(1000); |
| 117 | } |
| 118 | rc = GetProcessTimes(GetCurrentProcess(), &creation_time, &exit_time, |
| 119 | &end.kernel_time, &end.user_time); |
| 120 | te = GetTickCount(); |
| 121 | |
| 122 | process(&start); |
| 123 | process(&end); |
| 124 | |
| 125 | elapsed.QuadPart = end.u_total.QuadPart - start.u_total.QuadPart; |
| 126 | |
| 127 | pct = elapsed.QuadPart * 100.0 / ((te-ts)*10000.0); |
| 128 | |
| 129 | printf("CPU usage=%6.4f%%\n", pct); fflush(stdout); |
| 130 | } |
| 131 | |
| 132 | |
| 133 | |
| 134 | /* Struct attached to sine generator */ |
| 135 | typedef struct |
| 136 | { |
| 137 | pj_int16_t *samples; /* Sine samples. */ |
| 138 | } port_data; |
| 139 | |
| 140 | |
| 141 | /* This callback is called to feed more samples */ |
| 142 | static pj_status_t sine_get_frame( pjmedia_port *port, |
| 143 | pjmedia_frame *frame) |
| 144 | { |
| 145 | port_data *sine = port->port_data.pdata; |
| 146 | pj_int16_t *samples = frame->buf; |
| 147 | unsigned i, left, right; |
| 148 | pj_size_t count; |
| 149 | |
| 150 | /* Get number of samples */ |
| 151 | count = frame->size / 2 / PJMEDIA_PIA_CCNT(&port->info); |
| 152 | |
| 153 | left = 0; |
| 154 | right = 0; |
| 155 | |
| 156 | for (i=0; i<count; ++i) { |
| 157 | *samples++ = sine->samples[left]; |
| 158 | ++left; |
| 159 | |
| 160 | if (PJMEDIA_PIA_CCNT(&port->info) == 2) { |
| 161 | *samples++ = sine->samples[right]; |
| 162 | right += 2; /* higher pitch so we can distinguish left and right. */ |
| 163 | if (right >= count) |
| 164 | right = 0; |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | /* Must set frame->type correctly, otherwise the sound device |
| 169 | * will refuse to play. |
| 170 | */ |
| 171 | frame->type = PJMEDIA_FRAME_TYPE_AUDIO; |
| 172 | |
| 173 | return PJ_SUCCESS; |
| 174 | } |
| 175 | |
| 176 | #ifndef M_PI |
| 177 | #define M_PI (3.14159265) |
| 178 | #endif |
| 179 | |
| 180 | /* |
| 181 | * Create a media port to generate sine wave samples. |
| 182 | */ |
| 183 | static pj_status_t create_sine_port(pj_pool_t *pool, |
| 184 | unsigned sampling_rate, |
| 185 | unsigned channel_count, |
| 186 | pjmedia_port **p_port) |
| 187 | { |
| 188 | pjmedia_port *port; |
| 189 | unsigned i; |
| 190 | unsigned count; |
| 191 | pj_str_t port_name; |
| 192 | port_data *sine; |
| 193 | |
| 194 | PJ_ASSERT_RETURN(pool && channel_count > 0 && channel_count <= 2, |
| 195 | PJ_EINVAL); |
| 196 | |
| 197 | port = pj_pool_zalloc(pool, sizeof(pjmedia_port)); |
| 198 | PJ_ASSERT_RETURN(port != NULL, PJ_ENOMEM); |
| 199 | |
| 200 | /* Fill in port info. */ |
| 201 | port_name = pj_str("sine generator"); |
| 202 | pjmedia_port_info_init(&port->info, &port_name, |
| 203 | 12345, sampling_rate, channel_count, 16, |
| 204 | sampling_rate * SINE_PTIME / 1000 * channel_count); |
| 205 | |
| 206 | /* Set the function to feed frame */ |
| 207 | port->get_frame = &sine_get_frame; |
| 208 | |
| 209 | /* Create sine port data */ |
| 210 | port->port_data.pdata = sine = pj_pool_zalloc(pool, sizeof(port_data)); |
| 211 | |
| 212 | /* Create samples */ |
| 213 | count = PJMEDIA_PIA_SPF(&port->info) / channel_count; |
| 214 | sine->samples = pj_pool_alloc(pool, count * sizeof(pj_int16_t)); |
| 215 | PJ_ASSERT_RETURN(sine->samples != NULL, PJ_ENOMEM); |
| 216 | |
| 217 | /* initialise sinusoidal wavetable */ |
| 218 | for( i=0; i<count; i++ ) |
| 219 | { |
| 220 | sine->samples[i] = (pj_int16_t) (10000.0 * |
| 221 | sin(((double)i/(double)count) * M_PI * 8.) ); |
| 222 | } |
| 223 | |
| 224 | *p_port = port; |
| 225 | |
| 226 | return PJ_SUCCESS; |
| 227 | } |
| 228 | |
| 229 | int main() |
| 230 | { |
| 231 | pj_caching_pool cp; |
| 232 | pjmedia_endpt *med_endpt; |
| 233 | pj_pool_t *pool; |
| 234 | pjmedia_conf *conf; |
| 235 | int i; |
| 236 | pjmedia_port *sine_port[SINE_COUNT], *null_port, *conf_port; |
| 237 | pjmedia_port *nulls[NULL_COUNT]; |
| 238 | unsigned null_slots[NULL_COUNT]; |
| 239 | pjmedia_master_port *master_port; |
| 240 | pj_status_t status; |
| 241 | |
| 242 | |
| 243 | pj_log_set_level(3); |
| 244 | |
| 245 | status = pj_init(); |
| 246 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 247 | |
| 248 | pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0); |
| 249 | pool = pj_pool_create( &cp.factory, /* pool factory */ |
| 250 | "wav", /* pool name. */ |
| 251 | 4000, /* init size */ |
| 252 | 4000, /* increment size */ |
| 253 | NULL /* callback on error */ |
| 254 | ); |
| 255 | |
| 256 | status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt); |
| 257 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 258 | |
| 259 | |
| 260 | |
| 261 | status = pjmedia_conf_create( pool, |
| 262 | PORT_COUNT, |
| 263 | CLOCK_RATE, |
| 264 | 1, SAMPLES_PER_FRAME, 16, |
| 265 | PJMEDIA_CONF_NO_DEVICE, |
| 266 | &conf); |
| 267 | if (status != PJ_SUCCESS) { |
| 268 | app_perror(THIS_FILE, "Unable to create conference bridge", status); |
| 269 | return 1; |
| 270 | } |
| 271 | |
| 272 | printf("Resampling is %s\n", (HAS_RESAMPLE?"active":"disabled")); |
| 273 | |
| 274 | /* Create Null ports */ |
| 275 | printf("Creating %d null ports..\n", NULL_COUNT); |
| 276 | for (i=0; i<NULL_COUNT; ++i) { |
| 277 | status = pjmedia_null_port_create(pool, CLOCK_RATE, 1, SAMPLES_PER_FRAME*2, 16, &nulls[i]); |
| 278 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 279 | |
| 280 | status = pjmedia_conf_add_port(conf, pool, nulls[i], NULL, &null_slots[i]); |
| 281 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 282 | } |
| 283 | |
| 284 | /* Create sine ports. */ |
| 285 | printf("Creating %d sine generator ports..\n", SINE_COUNT); |
| 286 | for (i=0; i<SINE_COUNT; ++i) { |
| 287 | unsigned j, slot; |
| 288 | |
| 289 | /* Load the WAV file to file port. */ |
| 290 | status = create_sine_port(pool, SINE_CLOCK, 1, &sine_port[i]); |
| 291 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 292 | |
| 293 | /* Add the file port to conference bridge */ |
| 294 | status = pjmedia_conf_add_port( conf, /* The bridge */ |
| 295 | pool, /* pool */ |
| 296 | sine_port[i], /* port to connect */ |
| 297 | NULL, /* Use port's name */ |
| 298 | &slot /* ptr for slot # */ |
| 299 | ); |
| 300 | if (status != PJ_SUCCESS) { |
| 301 | app_perror(THIS_FILE, "Unable to add conference port", status); |
| 302 | return 1; |
| 303 | } |
| 304 | |
| 305 | status = pjmedia_conf_connect_port(conf, slot, 0, 0); |
| 306 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 307 | |
| 308 | for (j=0; j<NULL_COUNT; ++j) { |
| 309 | status = pjmedia_conf_connect_port(conf, slot, null_slots[j], 0); |
| 310 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 311 | } |
| 312 | } |
| 313 | |
| 314 | /* Create idle ports */ |
| 315 | printf("Creating %d idle ports..\n", IDLE_COUNT); |
| 316 | for (i=0; i<IDLE_COUNT; ++i) { |
| 317 | pjmedia_port *dummy; |
| 318 | status = pjmedia_null_port_create(pool, CLOCK_RATE, 1, SAMPLES_PER_FRAME, 16, &dummy); |
| 319 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 320 | status = pjmedia_conf_add_port(conf, pool, dummy, NULL, NULL); |
| 321 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 322 | } |
| 323 | |
| 324 | /* Create null port */ |
| 325 | status = pjmedia_null_port_create(pool, CLOCK_RATE, 1, SAMPLES_PER_FRAME, 16, |
| 326 | &null_port); |
| 327 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 328 | |
| 329 | conf_port = pjmedia_conf_get_master_port(conf); |
| 330 | |
| 331 | /* Create master port */ |
| 332 | status = pjmedia_master_port_create(pool, null_port, conf_port, 0, &master_port); |
| 333 | |
| 334 | |
| 335 | pjmedia_master_port_start(master_port); |
| 336 | |
| 337 | puts("Waiting to settle.."); fflush(stdout); |
| 338 | pj_thread_sleep(5000); |
| 339 | |
| 340 | |
| 341 | benchmark(); |
| 342 | |
| 343 | |
| 344 | /* Done. */ |
| 345 | return 0; |
| 346 | } |
| 347 | |
| 348 | |