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Diffstat (limited to 'pjsip-apps/src/samples/util.h')
| -rw-r--r-- | pjsip-apps/src/samples/util.h | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/pjsip-apps/src/samples/util.h b/pjsip-apps/src/samples/util.h new file mode 100644 index 0000000..40a8f6e --- /dev/null +++ b/pjsip-apps/src/samples/util.h @@ -0,0 +1,173 @@ +/* $Id: util.h 3550 2011-05-05 05:33:27Z nanang $ */ +/* + * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) + * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#include <stdlib.h> /* strtol() */ + +/* Util to display the error message for the specified error code */ +static int app_perror( const char *sender, const char *title, + pj_status_t status) +{ + char errmsg[PJ_ERR_MSG_SIZE]; + + pj_strerror(status, errmsg, sizeof(errmsg)); + + PJ_LOG(3,(sender, "%s: %s [code=%d]", title, errmsg, status)); + return 1; +} + + + +/* Constants */ +#define CLOCK_RATE 44100 +#define NSAMPLES (CLOCK_RATE * 20 / 1000) +#define NCHANNELS 1 +#define NBITS 16 + +/* + * Common sound options. + */ +#define SND_USAGE \ +" -d, --dev=NUM Sound device use device id NUM (default=-1) \n"\ +" -r, --rate=HZ Set clock rate in samples per sec (default=44100)\n"\ +" -c, --channel=NUM Set # of channels (default=1 for mono). \n"\ +" -f, --frame=NUM Set # of samples per frame (default equival 20ms)\n"\ +" -b, --bit=NUM Set # of bits per sample (default=16) \n" + + +/* + * This utility function parses the command line and look for + * common sound options. + */ +pj_status_t get_snd_options(const char *app_name, + int argc, + char *argv[], + int *dev_id, + int *clock_rate, + int *channel_count, + int *samples_per_frame, + int *bits_per_sample) +{ + struct pj_getopt_option long_options[] = { + { "dev", 1, 0, 'd' }, + { "rate", 1, 0, 'r' }, + { "channel", 1, 0, 'c' }, + { "frame", 1, 0, 'f' }, + { "bit", 1, 0, 'b' }, + { NULL, 0, 0, 0 }, + }; + int c; + int option_index; + long val; + char *err; + + *samples_per_frame = 0; + + pj_optind = 0; + while((c=pj_getopt_long(argc,argv, "d:r:c:f:b:", + long_options, &option_index))!=-1) + { + + switch (c) { + case 'd': + /* device */ + val = strtol(pj_optarg, &err, 10); + if (*err) { + PJ_LOG(3,(app_name, "Error: invalid value for device id")); + return PJ_EINVAL; + } + *dev_id = val; + break; + + case 'r': + /* rate */ + val = strtol(pj_optarg, &err, 10); + if (*err) { + PJ_LOG(3,(app_name, "Error: invalid value for clock rate")); + return PJ_EINVAL; + } + *clock_rate = val; + break; + + case 'c': + /* channel count */ + val = strtol(pj_optarg, &err, 10); + if (*err) { + PJ_LOG(3,(app_name, "Error: invalid channel count")); + return PJ_EINVAL; + } + *channel_count = val; + break; + + case 'f': + /* frame count/samples per frame */ + val = strtol(pj_optarg, &err, 10); + if (*err) { + PJ_LOG(3,(app_name, "Error: invalid samples per frame")); + return PJ_EINVAL; + } + *samples_per_frame = val; + break; + + case 'b': + /* bit per sample */ + val = strtol(pj_optarg, &err, 10); + if (*err) { + PJ_LOG(3,(app_name, "Error: invalid samples bits per sample")); + return PJ_EINVAL; + } + *bits_per_sample = val; + break; + + default: + /* Unknown options */ + PJ_LOG(3,(app_name, "Error: unknown options '%c'", pj_optopt)); + return PJ_EINVAL; + } + + } + + if (*samples_per_frame == 0) { + *samples_per_frame = *clock_rate * *channel_count * 20 / 1000; + } + + return 0; +} + + +/* Dump memory pool usage. */ +void dump_pool_usage( const char *app_name, pj_caching_pool *cp ) +{ +#if !defined(PJ_HAS_POOL_ALT_API) || PJ_HAS_POOL_ALT_API==0 + pj_pool_t *p; + unsigned total_alloc = 0; + unsigned total_used = 0; + + /* Accumulate memory usage in active list. */ + p = cp->used_list.next; + while (p != (pj_pool_t*) &cp->used_list) { + total_alloc += pj_pool_get_capacity(p); + total_used += pj_pool_get_used_size(p); + p = p->next; + } + + PJ_LOG(3, (app_name, "Total pool memory allocated=%d KB, used=%d KB", + total_alloc / 1000, + total_used / 1000)); +#endif +} |