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00014 #include <asterisk/lock.h>
00015 #include <asterisk/frame.h>
00016 #include <asterisk/logger.h>
00017 #include <asterisk/options.h>
00018 #include <asterisk/cli.h>
00019 #include <asterisk/term.h>
00020 #include <stdlib.h>
00021 #include <unistd.h>
00022 #include <string.h>
00023 #include <errno.h>
00024 #include <pthread.h>
00025 #include <stdio.h>
00026 #include "asterisk.h"
00027
00028 #ifdef TRACE_FRAMES
00029 static int headers = 0;
00030 static struct ast_frame *headerlist = NULL;
00031 static ast_mutex_t framelock = AST_MUTEX_INITIALIZER;
00032 #endif
00033
00034 #define SMOOTHER_SIZE 8000
00035
00036 struct ast_smoother {
00037 int size;
00038 int format;
00039 int readdata;
00040 int optimizablestream;
00041 float samplesperbyte;
00042 struct ast_frame f;
00043 char data[SMOOTHER_SIZE];
00044 char framedata[SMOOTHER_SIZE + AST_FRIENDLY_OFFSET];
00045 struct ast_frame *opt;
00046 int len;
00047 };
00048
00049 void ast_smoother_reset(struct ast_smoother *s, int size)
00050 {
00051 memset(s, 0, sizeof(struct ast_smoother));
00052 s->size = size;
00053 }
00054
00055 struct ast_smoother *ast_smoother_new(int size)
00056 {
00057 struct ast_smoother *s;
00058 if (size < 1)
00059 return NULL;
00060 s = malloc(sizeof(struct ast_smoother));
00061 if (s)
00062 ast_smoother_reset(s, size);
00063 return s;
00064 }
00065
00066 int ast_smoother_feed(struct ast_smoother *s, struct ast_frame *f)
00067 {
00068 if (f->frametype != AST_FRAME_VOICE) {
00069 ast_log(LOG_WARNING, "Huh? Can't smooth a non-voice frame!\n");
00070 return -1;
00071 }
00072 if (!s->format) {
00073 s->format = f->subclass;
00074 s->samplesperbyte = (float)f->samples / (float)f->datalen;
00075 } else if (s->format != f->subclass) {
00076 ast_log(LOG_WARNING, "Smoother was working on %d format frames, now trying to feed %d?\n", s->format, f->subclass);
00077 return -1;
00078 }
00079 if (s->len + f->datalen > SMOOTHER_SIZE) {
00080 ast_log(LOG_WARNING, "Out of smoother space\n");
00081 return -1;
00082 }
00083 if ((f->datalen == s->size) && !s->opt) {
00084 if (!s->len) {
00085
00086
00087
00088 s->opt = f;
00089 return 0;
00090 } else {
00091 s->optimizablestream++;
00092 if (s->optimizablestream > 10) {
00093
00094
00095
00096
00097
00098 s->len = 0;
00099 s->opt = f;
00100 return 0;
00101 }
00102 }
00103 } else
00104 s->optimizablestream = 0;
00105 memcpy(s->data + s->len, f->data, f->datalen);
00106 s->len += f->datalen;
00107 return 0;
00108 }
00109
00110 struct ast_frame *ast_smoother_read(struct ast_smoother *s)
00111 {
00112 struct ast_frame *opt;
00113
00114
00115 if (s->opt) {
00116 opt = s->opt;
00117 s->opt = NULL;
00118 return opt;
00119 }
00120
00121
00122 if (s->len < s->size) {
00123 return NULL;
00124 }
00125
00126 s->f.frametype = AST_FRAME_VOICE;
00127 s->f.subclass = s->format;
00128 s->f.data = s->framedata + AST_FRIENDLY_OFFSET;
00129 s->f.offset = AST_FRIENDLY_OFFSET;
00130 s->f.datalen = s->size;
00131 s->f.samples = s->size * s->samplesperbyte;
00132
00133 memcpy(s->f.data, s->data, s->size);
00134 s->len -= s->size;
00135
00136 if (s->len)
00137 memmove(s->data, s->data + s->size, s->len);
00138
00139 return &s->f;
00140 }
00141
00142 void ast_smoother_free(struct ast_smoother *s)
00143 {
00144 free(s);
00145 }
00146
00147 static struct ast_frame *ast_frame_header_new(void)
00148 {
00149 struct ast_frame *f;
00150 f = malloc(sizeof(struct ast_frame));
00151 if (f)
00152 memset(f, 0, sizeof(struct ast_frame));
00153 #ifdef TRACE_FRAMES
00154 if (f) {
00155 headers++;
00156 f->prev = NULL;
00157 ast_mutex_lock(&framelock);
00158 f->next = headerlist;
00159 if (headerlist)
00160 headerlist->prev = f;
00161 headerlist = f;
00162 ast_mutex_unlock(&framelock);
00163 }
00164 #endif
00165 return f;
00166 }
00167
00168
00169
00170
00171
00172
00173 void ast_frfree(struct ast_frame *fr)
00174 {
00175 if (fr->mallocd & AST_MALLOCD_DATA) {
00176 if (fr->data)
00177 free(fr->data - fr->offset);
00178 }
00179 if (fr->mallocd & AST_MALLOCD_SRC) {
00180 if (fr->src)
00181 free(fr->src);
00182 }
00183 if (fr->mallocd & AST_MALLOCD_HDR) {
00184 #ifdef TRACE_FRAMES
00185 headers--;
00186 ast_mutex_lock(&framelock);
00187 if (fr->next)
00188 fr->next->prev = fr->prev;
00189 if (fr->prev)
00190 fr->prev->next = fr->next;
00191 else
00192 headerlist = fr->next;
00193 ast_mutex_unlock(&framelock);
00194 #endif
00195 free(fr);
00196 }
00197 }
00198
00199 struct ast_frame *ast_frisolate(struct ast_frame *fr)
00200 {
00201 struct ast_frame *out;
00202 if (!(fr->mallocd & AST_MALLOCD_HDR)) {
00203
00204 out = ast_frame_header_new();
00205 if (!out) {
00206 ast_log(LOG_WARNING, "Out of memory\n");
00207 return NULL;
00208 }
00209 out->frametype = fr->frametype;
00210 out->subclass = fr->subclass;
00211 out->datalen = 0;
00212 out->samples = fr->samples;
00213 out->offset = 0;
00214 out->src = NULL;
00215 out->data = NULL;
00216 } else {
00217 out = fr;
00218 }
00219 if (!(fr->mallocd & AST_MALLOCD_SRC)) {
00220 if (fr->src)
00221 out->src = strdup(fr->src);
00222 } else
00223 out->src = fr->src;
00224 if (!(fr->mallocd & AST_MALLOCD_DATA)) {
00225 out->data = malloc(fr->datalen + AST_FRIENDLY_OFFSET);
00226 if (!out->data) {
00227 free(out);
00228 ast_log(LOG_WARNING, "Out of memory\n");
00229 return NULL;
00230 }
00231 out->data += AST_FRIENDLY_OFFSET;
00232 out->offset = AST_FRIENDLY_OFFSET;
00233 out->datalen = fr->datalen;
00234 memcpy(out->data, fr->data, fr->datalen);
00235 }
00236 out->mallocd = AST_MALLOCD_HDR | AST_MALLOCD_SRC | AST_MALLOCD_DATA;
00237 return out;
00238 }
00239
00240 struct ast_frame *ast_frdup(struct ast_frame *f)
00241 {
00242 struct ast_frame *out;
00243 int len;
00244 void *buf;
00245
00246 len = sizeof(struct ast_frame) + AST_FRIENDLY_OFFSET + f->datalen;
00247
00248 if (f->src && strlen(f->src))
00249 len += strlen(f->src) + 1;
00250 buf = malloc(len);
00251 if (!buf)
00252 return NULL;
00253 out = buf;
00254
00255
00256 out->frametype = f->frametype;
00257 out->subclass = f->subclass;
00258 out->datalen = f->datalen;
00259 out->samples = f->samples;
00260 out->mallocd = AST_MALLOCD_HDR;
00261 out->offset = AST_FRIENDLY_OFFSET;
00262 out->data = buf + sizeof(struct ast_frame) + AST_FRIENDLY_OFFSET;
00263 if (f->src && strlen(f->src)) {
00264 out->src = out->data + f->datalen;
00265
00266 strcpy(out->src, f->src);
00267 } else
00268 out->src = NULL;
00269 out->prev = NULL;
00270 out->next = NULL;
00271 memcpy(out->data, f->data, out->datalen);
00272 return out;
00273 }
00274
00275 struct ast_frame *ast_fr_fdread(int fd)
00276 {
00277 char buf[65536];
00278 int res;
00279 int ttl = sizeof(struct ast_frame);
00280 struct ast_frame *f = (struct ast_frame *)buf;
00281
00282
00283
00284 while(ttl) {
00285 res = read(fd, buf, ttl);
00286 if (res < 0) {
00287 ast_log(LOG_WARNING, "Bad read on %d: %s\n", fd, strerror(errno));
00288 return NULL;
00289 }
00290 ttl -= res;
00291 }
00292
00293
00294 f->mallocd = 0;
00295
00296 f->data = buf + sizeof(struct ast_frame);
00297 f->offset = 0;
00298
00299 f->mallocd = 0;
00300
00301 f->src = __FUNCTION__;
00302 if (f->datalen > sizeof(buf) - sizeof(struct ast_frame)) {
00303
00304 ast_log(LOG_WARNING, "Strange read (%d bytes)\n", f->datalen);
00305 return NULL;
00306 }
00307 if (f->datalen) {
00308 if ((res = read(fd, f->data, f->datalen)) != f->datalen) {
00309
00310 ast_log(LOG_WARNING, "How very strange, expected %d, got %d\n", f->datalen, res);
00311 return NULL;
00312 }
00313 }
00314 if ((f->frametype == AST_FRAME_CONTROL) && (f->subclass == AST_CONTROL_HANGUP)) {
00315 return NULL;
00316 }
00317 return ast_frisolate(f);
00318 }
00319
00320
00321
00322
00323 int ast_fr_fdwrite(int fd, struct ast_frame *frame)
00324 {
00325
00326 if (write(fd, frame, sizeof(struct ast_frame)) != sizeof(struct ast_frame)) {
00327 ast_log(LOG_WARNING, "Write error: %s\n", strerror(errno));
00328 return -1;
00329 }
00330 if (write(fd, frame->data, frame->datalen) != frame->datalen) {
00331 ast_log(LOG_WARNING, "Write error: %s\n", strerror(errno));
00332 return -1;
00333 }
00334 return 0;
00335 }
00336
00337 int ast_fr_fdhangup(int fd)
00338 {
00339 struct ast_frame hangup = {
00340 AST_FRAME_CONTROL,
00341 AST_CONTROL_HANGUP
00342 };
00343 return ast_fr_fdwrite(fd, &hangup);
00344 }
00345
00346 char* ast_getformatname(int format)
00347 {
00348 if (format == AST_FORMAT_G723_1)
00349 return "G723";
00350 else if (format == AST_FORMAT_GSM)
00351 return "GSM";
00352 else if (format == AST_FORMAT_ULAW)
00353 return "ULAW";
00354 else if (format == AST_FORMAT_ALAW)
00355 return "ALAW";
00356 else if (format == AST_FORMAT_MP3)
00357 return "MP3";
00358 else if (format == AST_FORMAT_SLINEAR)
00359 return "SLINR";
00360 else if (format == AST_FORMAT_LPC10)
00361 return "LPC10";
00362 else if (format == AST_FORMAT_ADPCM)
00363 return "ADPCM";
00364 else if (format == AST_FORMAT_G729A)
00365 return "G729A";
00366 else if (format == AST_FORMAT_SPEEX)
00367 return "SPEEX";
00368 else if (format == AST_FORMAT_ILBC)
00369 return "ILBC";
00370 else if (format == AST_FORMAT_JPEG)
00371 return "JPEG";
00372 else if (format == AST_FORMAT_PNG)
00373 return "PNG";
00374 else if (format == AST_FORMAT_H261)
00375 return "H261";
00376 else if (format == AST_FORMAT_H263)
00377 return "H263";
00378 return "UNKN";
00379 }
00380
00381 int ast_getformatbyname(char *name)
00382 {
00383 if (!strcasecmp(name, "g723.1"))
00384 return AST_FORMAT_G723_1;
00385 else if (!strcasecmp(name, "gsm"))
00386 return AST_FORMAT_GSM;
00387 else if (!strcasecmp(name, "ulaw"))
00388 return AST_FORMAT_ULAW;
00389 else if (!strcasecmp(name, "alaw"))
00390 return AST_FORMAT_ALAW;
00391 else if (!strcasecmp(name, "mp3"))
00392 return AST_FORMAT_MP3;
00393 else if (!strcasecmp(name, "slinear"))
00394 return AST_FORMAT_SLINEAR;
00395 else if (!strcasecmp(name, "lpc10"))
00396 return AST_FORMAT_LPC10;
00397 else if (!strcasecmp(name, "adpcm"))
00398 return AST_FORMAT_ADPCM;
00399 else if (!strcasecmp(name, "g729"))
00400 return AST_FORMAT_G729A;
00401 else if (!strcasecmp(name, "speex"))
00402 return AST_FORMAT_SPEEX;
00403 else if (!strcasecmp(name, "ilbc"))
00404 return AST_FORMAT_ILBC;
00405 else if (!strcasecmp(name, "h261"))
00406 return AST_FORMAT_H261;
00407 else if (!strcasecmp(name, "h263"))
00408 return AST_FORMAT_H263;
00409 else if (!strcasecmp(name, "all"))
00410 return 0x7FFFFFFF;
00411 return 0;
00412 }
00413
00414 char *ast_codec2str(int codec) {
00415 static char codecs[25][30] = {
00416
00417 "G.723.1",
00418 "GSM",
00419 "G.711 u-law",
00420 "G.711 A-law",
00421 "MPEG-2 layer 3",
00422 "ADPCM",
00423 "16 bit Signed Linear PCM",
00424 "LPC10",
00425 "G.729A audio",
00426 "SpeeX",
00427 "iLBC",
00428 "undefined",
00429 "undefined",
00430 "undefined",
00431 "undefined",
00432 "Maximum audio format",
00433
00434 "JPEG image",
00435 "PNG image",
00436 "H.261 Video",
00437 "H.263 Video",
00438 "undefined",
00439 "undefined",
00440 "undefined",
00441 "undefined",
00442 "Maximum video format",
00443 };
00444 return codecs[codec];
00445 }
00446
00447 static int show_codecs(int fd, int argc, char *argv[])
00448 {
00449 int i, found=0;
00450
00451 if ((argc < 2) || (argc > 3))
00452 return RESULT_SHOWUSAGE;
00453
00454 if ((argc == 2) || (!strcasecmp(argv[1],"audio"))) {
00455 found = 1;
00456 for (i=0;i<11;i++)
00457 ast_cli(fd, "%8d (1 << %2d) %s\n",1 << i,i,ast_codec2str(i));
00458 }
00459
00460 if ((argc == 2) || (!strcasecmp(argv[1],"image"))) {
00461 found = 1;
00462 for (i=16;i<18;i++)
00463 ast_cli(fd, "%8d (1 << %2d) %s\n",1 << i,i,ast_codec2str(i));
00464 }
00465
00466 if ((argc == 2) || (!strcasecmp(argv[1],"video"))) {
00467 found = 1;
00468 for (i=18;i<20;i++)
00469 ast_cli(fd, "%8d (1 << %2d) %s\n",1 << i,i,ast_codec2str(i));
00470 }
00471
00472 if (! found)
00473 return RESULT_SHOWUSAGE;
00474 else
00475 return RESULT_SUCCESS;
00476 }
00477
00478 static char frame_show_codecs_usage[] =
00479 "Usage: show [audio|video|image] codecs\n"
00480 " Displays codec mapping\n";
00481
00482 struct ast_cli_entry cli_show_codecs =
00483 { { "show", "codecs", NULL }, show_codecs, "Shows codecs", frame_show_codecs_usage };
00484 struct ast_cli_entry cli_show_codecs_audio =
00485 { { "show", "audio", "codecs", NULL }, show_codecs, "Shows audio codecs", frame_show_codecs_usage };
00486 struct ast_cli_entry cli_show_codecs_video =
00487 { { "show", "video", "codecs", NULL }, show_codecs, "Shows video codecs", frame_show_codecs_usage };
00488 struct ast_cli_entry cli_show_codecs_image =
00489 { { "show", "image", "codecs", NULL }, show_codecs, "Shows image codecs", frame_show_codecs_usage };
00490
00491 static int show_codec_n(int fd, int argc, char *argv[])
00492 {
00493 int codec, i, found=0;
00494
00495 if (argc != 3)
00496 return RESULT_SHOWUSAGE;
00497
00498 if (sscanf(argv[2],"%d",&codec) != 1)
00499 return RESULT_SHOWUSAGE;
00500
00501 for (i=0;i<32;i++)
00502 if (codec == (1 << i)) {
00503 found = 1;
00504 ast_cli(fd, "%d (1 << %d) %s\n",1 << i,i,ast_codec2str(i));
00505 }
00506
00507 if (! found)
00508 ast_cli(fd, "Codec %d not found\n", codec);
00509
00510 return RESULT_SUCCESS;
00511 }
00512
00513 static char frame_show_codec_n_usage[] =
00514 "Usage: show codec <number>\n"
00515 " Displays codec mapping\n";
00516
00517 struct ast_cli_entry cli_show_codec_n =
00518 { { "show", "codec", NULL }, show_codec_n, "Shows a specific codec", frame_show_codec_n_usage };
00519
00520 void ast_frame_dump(char *name, struct ast_frame *f, char *prefix)
00521 {
00522 char *n = "unknown";
00523 char ftype[40] = "Unknown Frametype";
00524 char cft[80];
00525 char subclass[40] = "Unknown Subclass";
00526 char csub[80];
00527 char moreinfo[40] = "";
00528 char cn[40];
00529 char cp[40];
00530 char cmn[40];
00531 if (name)
00532 n = name;
00533 if (!f) {
00534 ast_verbose("%s [ %s (NULL) ] [%s]\n",
00535 term_color(cp, prefix, COLOR_BRMAGENTA, COLOR_BLACK, sizeof(cp)),
00536 term_color(cft, "HANGUP", COLOR_BRRED, COLOR_BLACK, sizeof(cft)),
00537 term_color(cn, n, COLOR_YELLOW, COLOR_BLACK, sizeof(cn)));
00538 return;
00539 }
00540
00541 if (f->frametype == AST_FRAME_VOICE)
00542 return;
00543 if (f->frametype == AST_FRAME_VIDEO)
00544 return;
00545 switch(f->frametype) {
00546 case AST_FRAME_DTMF:
00547 strcpy(ftype, "DTMF");
00548 subclass[0] = f->subclass;
00549 subclass[1] = '\0';
00550 break;
00551 case AST_FRAME_CONTROL:
00552 strcpy(ftype, "Control");
00553 switch(f->subclass) {
00554 case AST_CONTROL_HANGUP:
00555 strcpy(subclass, "Hangup");
00556 break;
00557 case AST_CONTROL_RING:
00558 strcpy(subclass, "Ring");
00559 break;
00560 case AST_CONTROL_RINGING:
00561 strcpy(subclass, "Ringing");
00562 break;
00563 case AST_CONTROL_ANSWER:
00564 strcpy(subclass, "Answer");
00565 break;
00566 case AST_CONTROL_BUSY:
00567 strcpy(subclass, "Busy");
00568 break;
00569 case AST_CONTROL_TAKEOFFHOOK:
00570 strcpy(subclass, "Take Off Hook");
00571 break;
00572 case AST_CONTROL_OFFHOOK:
00573 strcpy(subclass, "Line Off Hook");
00574 break;
00575 case AST_CONTROL_CONGESTION:
00576 strcpy(subclass, "Congestion");
00577 break;
00578 case AST_CONTROL_FLASH:
00579 strcpy(subclass, "Flash");
00580 break;
00581 case AST_CONTROL_WINK:
00582 strcpy(subclass, "Wink");
00583 break;
00584 case AST_CONTROL_OPTION:
00585 strcpy(subclass, "Option");
00586 break;
00587 case AST_CONTROL_RADIO_KEY:
00588 strcpy(subclass, "Key Radio");
00589 break;
00590 case AST_CONTROL_RADIO_UNKEY:
00591 strcpy(subclass, "Unkey Radio");
00592 break;
00593 default:
00594 snprintf(subclass, sizeof(subclass), "Unknown control '%d'", f->subclass);
00595 }
00596 case AST_FRAME_NULL:
00597 strcpy(ftype, "Null Frame");
00598 strcpy(subclass, "N/A");
00599 break;
00600 case AST_FRAME_IAX:
00601
00602 strcpy(ftype, "IAX Specific");
00603 snprintf(subclass, sizeof(subclass), "IAX Frametype %d", f->subclass);
00604 break;
00605 case AST_FRAME_TEXT:
00606 strcpy(ftype, "Text");
00607 strcpy(subclass, "N/A");
00608 strncpy(moreinfo, f->data, sizeof(moreinfo) - 1);
00609 break;
00610 case AST_FRAME_IMAGE:
00611 strcpy(ftype, "Image");
00612 snprintf(subclass, sizeof(subclass), "Image format %s\n", ast_getformatname(f->subclass));
00613 break;
00614 case AST_FRAME_HTML:
00615 strcpy(ftype, "HTML");
00616 switch(f->subclass) {
00617 case AST_HTML_URL:
00618 strcpy(subclass, "URL");
00619 strncpy(moreinfo, f->data, sizeof(moreinfo) - 1);
00620 break;
00621 case AST_HTML_DATA:
00622 strcpy(subclass, "Data");
00623 break;
00624 case AST_HTML_BEGIN:
00625 strcpy(subclass, "Begin");
00626 break;
00627 case AST_HTML_END:
00628 strcpy(subclass, "End");
00629 break;
00630 case AST_HTML_LDCOMPLETE:
00631 strcpy(subclass, "Load Complete");
00632 break;
00633 case AST_HTML_NOSUPPORT:
00634 strcpy(subclass, "No Support");
00635 break;
00636 case AST_HTML_LINKURL:
00637 strcpy(subclass, "Link URL");
00638 strncpy(moreinfo, f->data, sizeof(moreinfo) - 1);
00639 break;
00640 case AST_HTML_UNLINK:
00641 strcpy(subclass, "Unlink");
00642 break;
00643 case AST_HTML_LINKREJECT:
00644 strcpy(subclass, "Link Reject");
00645 break;
00646 default:
00647 snprintf(subclass, sizeof(subclass), "Unknown HTML frame '%d'\n", f->subclass);
00648 break;
00649 }
00650 break;
00651 default:
00652 snprintf(ftype, sizeof(ftype), "Unknown Frametype '%d'", f->frametype);
00653 }
00654 if (strlen(moreinfo))
00655 ast_verbose("%s [ TYPE: %s (%d) SUBCLASS: %s (%d) '%s' ] [%s]\n",
00656 term_color(cp, prefix, COLOR_BRMAGENTA, COLOR_BLACK, sizeof(cp)),
00657 term_color(cft, ftype, COLOR_BRRED, COLOR_BLACK, sizeof(cft)),
00658 f->frametype,
00659 term_color(csub, subclass, COLOR_BRCYAN, COLOR_BLACK, sizeof(csub)),
00660 f->subclass,
00661 term_color(cmn, moreinfo, COLOR_BRGREEN, COLOR_BLACK, sizeof(cmn)),
00662 term_color(cn, n, COLOR_YELLOW, COLOR_BLACK, sizeof(cn)));
00663 else
00664 ast_verbose("%s [ TYPE: %s (%d) SUBCLASS: %s (%d) ] [%s]\n",
00665 term_color(cp, prefix, COLOR_BRMAGENTA, COLOR_BLACK, sizeof(cp)),
00666 term_color(cft, ftype, COLOR_BRRED, COLOR_BLACK, sizeof(cft)),
00667 f->frametype,
00668 term_color(csub, subclass, COLOR_BRCYAN, COLOR_BLACK, sizeof(csub)),
00669 f->subclass,
00670 term_color(cn, n, COLOR_YELLOW, COLOR_BLACK, sizeof(cn)));
00671
00672 }
00673
00674
00675 #ifdef TRACE_FRAMES
00676 static int show_frame_stats(int fd, int argc, char *argv[])
00677 {
00678 struct ast_frame *f;
00679 int x=1;
00680 if (argc != 3)
00681 return RESULT_SHOWUSAGE;
00682 ast_cli(fd, " Framer Statistics \n");
00683 ast_cli(fd, "---------------------------\n");
00684 ast_cli(fd, "Total allocated headers: %d\n", headers);
00685 ast_cli(fd, "Queue Dump:\n");
00686 ast_mutex_lock(&framelock);
00687 for (f=headerlist; f; f = f->next) {
00688 ast_cli(fd, "%d. Type %d, subclass %d from %s\n", x++, f->frametype, f->subclass, f->src ? f->src : "<Unknown>");
00689 }
00690 ast_mutex_unlock(&framelock);
00691 return RESULT_SUCCESS;
00692 }
00693
00694 static char frame_stats_usage[] =
00695 "Usage: show frame stats\n"
00696 " Displays debugging statistics from framer\n";
00697
00698 struct ast_cli_entry cli_frame_stats =
00699 { { "show", "frame", "stats", NULL }, show_frame_stats, "Shows frame statistics", frame_stats_usage };
00700 #endif
00701
00702 int init_framer(void)
00703 {
00704 #ifdef TRACE_FRAMES
00705 ast_cli_register(&cli_frame_stats);
00706 #endif
00707 ast_cli_register(&cli_show_codecs);
00708 ast_cli_register(&cli_show_codecs_audio);
00709 ast_cli_register(&cli_show_codecs_video);
00710 ast_cli_register(&cli_show_codecs_image);
00711 ast_cli_register(&cli_show_codec_n);
00712 return 0;
00713 }