#include "asterisk/frame.h"
#include "asterisk/plc.h"
#include "asterisk/linkedlists.h"
Go to the source code of this file.
Data Structures | |
struct | ast_trans_pvt |
Default structure for translators, with the basic fields and buffers, all allocated as part of the same chunk of memory. The buffer is preceded by AST_FRIENDLY_OFFSET bytes in front of the user portion. 'buf' points right after this space. More... | |
struct | ast_translator |
Descriptor of a translator. More... | |
Defines | |
#define | ast_register_translator(t) __ast_register_translator(t, ast_module_info->self) |
See __ast_register_translator(). | |
#define | MAX_AUDIO_FORMAT 15 |
#define | MAX_FORMAT 32 |
Functions | |
int | __ast_register_translator (struct ast_translator *t, struct ast_module *module) |
Register a translator This registers a codec translator with asterisk. | |
ast_frame * | ast_trans_frameout (struct ast_trans_pvt *pvt, int datalen, int samples) |
generic frameout function | |
ast_frame * | ast_translate (struct ast_trans_pvt *tr, struct ast_frame *f, int consume) |
translates one or more frames Apply an input frame into the translator and receive zero or one output frames. Consume determines whether the original frame should be freed | |
unsigned int | ast_translate_available_formats (unsigned int dest, unsigned int src) |
Mask off unavailable formats from a format bitmask. | |
unsigned int | ast_translate_path_steps (unsigned int dest, unsigned int src) |
Returns the number of steps required to convert from 'src' to 'dest'. | |
void | ast_translator_activate (struct ast_translator *t) |
Activate a previously deactivated translator. | |
int | ast_translator_best_choice (int *dsts, int *srcs) |
Chooses the best translation path. | |
ast_trans_pvt * | ast_translator_build_path (int dest, int source) |
Builds a translator path Build a path (possibly NULL) from source to dest. | |
void | ast_translator_deactivate (struct ast_translator *t) |
Deactivate a translator. | |
void | ast_translator_free_path (struct ast_trans_pvt *tr) |
Frees a translator path Frees the given translator path structure. | |
int | ast_unregister_translator (struct ast_translator *t) |
Unregister a translator Unregisters the given tranlator. |
Definition in file translate.h.
#define ast_register_translator | ( | t | ) | __ast_register_translator(t, ast_module_info->self) |
See __ast_register_translator().
Definition at line 172 of file translate.h.
Referenced by load_module(), and register_translator().
#define MAX_AUDIO_FORMAT 15 |
#define MAX_FORMAT 32 |
Definition at line 28 of file translate.h.
Referenced by __ast_register_translator(), and rebuild_matrix().
int __ast_register_translator | ( | struct ast_translator * | t, | |
struct ast_module * | module | |||
) |
Register a translator This registers a codec translator with asterisk.
t | populated ast_translator structure | |
module | handle to the module that owns this translator |
Definition at line 608 of file translate.c.
References ast_translator::active, ast_cli_register_multiple(), AST_FORMAT_SLINEAR, ast_getformatname(), ast_log(), AST_RWLIST_INSERT_BEFORE_CURRENT, AST_RWLIST_INSERT_HEAD, AST_RWLIST_TRAVERSE_SAFE_BEGIN, AST_RWLIST_TRAVERSE_SAFE_END, AST_RWLIST_UNLOCK, AST_RWLIST_WRLOCK, ast_verb, ast_translator::buf_size, ast_translator::buffer_samples, calc_cost(), cli_translate, COLOR_BLACK, COLOR_MAGENTA, ast_translator::cost, default_frameout(), ast_translator::dstfmt, ast_translator::frameout, LOG_WARNING, MAX_FORMAT, ast_translator::module, ast_translator::name, ast_translator::plc_samples, powerof(), rebuild_matrix(), ast_translator::srcfmt, and term_color().
00609 { 00610 static int added_cli = 0; 00611 struct ast_translator *u; 00612 char tmp[80]; 00613 00614 if (!mod) { 00615 ast_log(LOG_WARNING, "Missing module pointer, you need to supply one\n"); 00616 return -1; 00617 } 00618 00619 if (!t->buf_size) { 00620 ast_log(LOG_WARNING, "empty buf size, you need to supply one\n"); 00621 return -1; 00622 } 00623 00624 t->module = mod; 00625 00626 t->srcfmt = powerof(t->srcfmt); 00627 t->dstfmt = powerof(t->dstfmt); 00628 t->active = 1; 00629 00630 if (t->srcfmt == -1 || t->dstfmt == -1) { 00631 ast_log(LOG_WARNING, "Invalid translator path: (%s codec is not valid)\n", t->srcfmt == -1 ? "starting" : "ending"); 00632 return -1; 00633 } 00634 if (t->plc_samples) { 00635 if (t->buffer_samples < t->plc_samples) { 00636 ast_log(LOG_WARNING, "plc_samples %d buffer_samples %d\n", 00637 t->plc_samples, t->buffer_samples); 00638 return -1; 00639 } 00640 if (t->dstfmt != powerof(AST_FORMAT_SLINEAR)) 00641 ast_log(LOG_WARNING, "plc_samples %d format %x\n", 00642 t->plc_samples, t->dstfmt); 00643 } 00644 if (t->srcfmt >= MAX_FORMAT) { 00645 ast_log(LOG_WARNING, "Source format %s is larger than MAX_FORMAT\n", ast_getformatname(t->srcfmt)); 00646 return -1; 00647 } 00648 00649 if (t->dstfmt >= MAX_FORMAT) { 00650 ast_log(LOG_WARNING, "Destination format %s is larger than MAX_FORMAT\n", ast_getformatname(t->dstfmt)); 00651 return -1; 00652 } 00653 00654 if (t->buf_size) { 00655 /* 00656 * Align buf_size properly, rounding up to the machine-specific 00657 * alignment for pointers. 00658 */ 00659 struct _test_align { void *a, *b; } p; 00660 int align = (char *)&p.b - (char *)&p.a; 00661 00662 t->buf_size = ((t->buf_size + align - 1) / align) * align; 00663 } 00664 00665 if (t->frameout == NULL) 00666 t->frameout = default_frameout; 00667 00668 calc_cost(t, 1); 00669 00670 ast_verb(2, "Registered translator '%s' from format %s to %s, cost %d\n", 00671 term_color(tmp, t->name, COLOR_MAGENTA, COLOR_BLACK, sizeof(tmp)), 00672 ast_getformatname(1 << t->srcfmt), ast_getformatname(1 << t->dstfmt), t->cost); 00673 00674 if (!added_cli) { 00675 ast_cli_register_multiple(cli_translate, sizeof(cli_translate) / sizeof(struct ast_cli_entry)); 00676 added_cli++; 00677 } 00678 00679 AST_RWLIST_WRLOCK(&translators); 00680 00681 /* find any existing translators that provide this same srcfmt/dstfmt, 00682 and put this one in order based on cost */ 00683 AST_RWLIST_TRAVERSE_SAFE_BEGIN(&translators, u, list) { 00684 if ((u->srcfmt == t->srcfmt) && 00685 (u->dstfmt == t->dstfmt) && 00686 (u->cost > t->cost)) { 00687 AST_RWLIST_INSERT_BEFORE_CURRENT(t, list); 00688 t = NULL; 00689 } 00690 } 00691 AST_RWLIST_TRAVERSE_SAFE_END; 00692 00693 /* if no existing translator was found for this format combination, 00694 add it to the beginning of the list */ 00695 if (t) 00696 AST_RWLIST_INSERT_HEAD(&translators, t, list); 00697 00698 rebuild_matrix(0); 00699 00700 AST_RWLIST_UNLOCK(&translators); 00701 00702 return 0; 00703 }
struct ast_frame* ast_trans_frameout | ( | struct ast_trans_pvt * | pvt, | |
int | datalen, | |||
int | samples | |||
) |
generic frameout function
Definition at line 203 of file translate.c.
References AST_FRAME_VOICE, AST_FRIENDLY_OFFSET, ast_frisolate(), ast_trans_pvt::c, ast_trans_pvt::datalen, ast_translator::dstfmt, ast_trans_pvt::f, f, ast_translator::name, ast_trans_pvt::outbuf, ast_trans_pvt::samples, and ast_trans_pvt::t.
Referenced by default_frameout(), lintoadpcm_frameout(), lintogsm_frameout(), lintoilbc_frameout(), and lintolpc10_frameout().
00205 { 00206 struct ast_frame *f = &pvt->f; 00207 00208 if (samples) 00209 f->samples = samples; 00210 else { 00211 if (pvt->samples == 0) 00212 return NULL; 00213 f->samples = pvt->samples; 00214 pvt->samples = 0; 00215 } 00216 if (datalen) 00217 f->datalen = datalen; 00218 else { 00219 f->datalen = pvt->datalen; 00220 pvt->datalen = 0; 00221 } 00222 00223 f->frametype = AST_FRAME_VOICE; 00224 f->subclass = 1 << (pvt->t->dstfmt); 00225 f->mallocd = 0; 00226 f->offset = AST_FRIENDLY_OFFSET; 00227 f->src = pvt->t->name; 00228 f->data.ptr = pvt->outbuf.c; 00229 00230 return ast_frisolate(f); 00231 }
struct ast_frame* ast_translate | ( | struct ast_trans_pvt * | tr, | |
struct ast_frame * | f, | |||
int | consume | |||
) |
translates one or more frames Apply an input frame into the translator and receive zero or one output frames. Consume determines whether the original frame should be freed
tr | translator structure to use for translation | |
f | frame to translate | |
consume | Whether or not to free the original frame |
Definition at line 295 of file translate.c.
References ast_format_rate(), AST_FRAME_CNG, AST_FRFLAG_HAS_TIMING_INFO, ast_frfree, ast_samp2tv(), ast_set2_flag, ast_test_flag, ast_tv(), ast_tvadd(), ast_tveq(), ast_tvnow(), ast_tvsub(), ast_tvzero(), ast_frame::delivery, f, framein(), ast_frame::frametype, ast_frame::len, len(), ast_trans_pvt::next, ast_trans_pvt::nextin, ast_trans_pvt::nextout, ast_frame::samples, ast_frame::seqno, ast_frame::subclass, and ast_frame::ts.
Referenced by __ast_read(), ast_audiohook_read_frame(), ast_slinfactory_feed(), ast_write(), ast_writestream(), audio_audiohook_write_list(), and conf_run().
00296 { 00297 struct ast_trans_pvt *p = path; 00298 struct ast_frame *out = f; 00299 struct timeval delivery; 00300 int has_timing_info; 00301 long ts; 00302 long len; 00303 int seqno; 00304 00305 has_timing_info = ast_test_flag(f, AST_FRFLAG_HAS_TIMING_INFO); 00306 ts = f->ts; 00307 len = f->len; 00308 seqno = f->seqno; 00309 00310 /* XXX hmmm... check this below */ 00311 if (!ast_tvzero(f->delivery)) { 00312 if (!ast_tvzero(path->nextin)) { 00313 /* Make sure this is in line with what we were expecting */ 00314 if (!ast_tveq(path->nextin, f->delivery)) { 00315 /* The time has changed between what we expected and this 00316 most recent time on the new packet. If we have a 00317 valid prediction adjust our output time appropriately */ 00318 if (!ast_tvzero(path->nextout)) { 00319 path->nextout = ast_tvadd(path->nextout, 00320 ast_tvsub(f->delivery, path->nextin)); 00321 } 00322 path->nextin = f->delivery; 00323 } 00324 } else { 00325 /* This is our first pass. Make sure the timing looks good */ 00326 path->nextin = f->delivery; 00327 path->nextout = f->delivery; 00328 } 00329 /* Predict next incoming sample */ 00330 path->nextin = ast_tvadd(path->nextin, ast_samp2tv(f->samples, ast_format_rate(f->subclass))); 00331 } 00332 delivery = f->delivery; 00333 for ( ; out && p ; p = p->next) { 00334 framein(p, out); 00335 if (out != f) 00336 ast_frfree(out); 00337 out = p->t->frameout(p); 00338 } 00339 if (consume) 00340 ast_frfree(f); 00341 if (out == NULL) 00342 return NULL; 00343 /* we have a frame, play with times */ 00344 if (!ast_tvzero(delivery)) { 00345 /* Regenerate prediction after a discontinuity */ 00346 if (ast_tvzero(path->nextout)) 00347 path->nextout = ast_tvnow(); 00348 00349 /* Use next predicted outgoing timestamp */ 00350 out->delivery = path->nextout; 00351 00352 /* Predict next outgoing timestamp from samples in this 00353 frame. */ 00354 path->nextout = ast_tvadd(path->nextout, ast_samp2tv(out->samples, ast_format_rate(out->subclass))); 00355 } else { 00356 out->delivery = ast_tv(0, 0); 00357 ast_set2_flag(out, has_timing_info, AST_FRFLAG_HAS_TIMING_INFO); 00358 if (has_timing_info) { 00359 out->ts = ts; 00360 out->len = len; 00361 out->seqno = seqno; 00362 } 00363 } 00364 /* Invalidate prediction if we're entering a silence period */ 00365 if (out->frametype == AST_FRAME_CNG) 00366 path->nextout = ast_tv(0, 0); 00367 return out; 00368 }
unsigned int ast_translate_available_formats | ( | unsigned int | dest, | |
unsigned int | src | |||
) |
Mask off unavailable formats from a format bitmask.
dest | possible destination formats | |
src | source formats |
Definition at line 817 of file translate.c.
References AST_FORMAT_AUDIO_MASK, AST_FORMAT_VIDEO_MASK, AST_RWLIST_RDLOCK, AST_RWLIST_UNLOCK, powerof(), and tr_matrix.
Referenced by sip_call().
00818 { 00819 unsigned int res = dest; 00820 unsigned int x; 00821 unsigned int src_audio = src & AST_FORMAT_AUDIO_MASK; 00822 unsigned int src_video = src & AST_FORMAT_VIDEO_MASK; 00823 00824 /* if we don't have a source format, we just have to try all 00825 possible destination formats */ 00826 if (!src) 00827 return dest; 00828 00829 /* If we have a source audio format, get its format index */ 00830 if (src_audio) 00831 src_audio = powerof(src_audio); 00832 00833 /* If we have a source video format, get its format index */ 00834 if (src_video) 00835 src_video = powerof(src_video); 00836 00837 AST_RWLIST_RDLOCK(&translators); 00838 00839 /* For a given source audio format, traverse the list of 00840 known audio formats to determine whether there exists 00841 a translation path from the source format to the 00842 destination format. */ 00843 for (x = 1; src_audio && (x & AST_FORMAT_AUDIO_MASK); x <<= 1) { 00844 /* if this is not a desired format, nothing to do */ 00845 if (!(dest & x)) 00846 continue; 00847 00848 /* if the source is supplying this format, then 00849 we can leave it in the result */ 00850 if (src & x) 00851 continue; 00852 00853 /* if we don't have a translation path from the src 00854 to this format, remove it from the result */ 00855 if (!tr_matrix[src_audio][powerof(x)].step) { 00856 res &= ~x; 00857 continue; 00858 } 00859 00860 /* now check the opposite direction */ 00861 if (!tr_matrix[powerof(x)][src_audio].step) 00862 res &= ~x; 00863 } 00864 00865 /* For a given source video format, traverse the list of 00866 known video formats to determine whether there exists 00867 a translation path from the source format to the 00868 destination format. */ 00869 for (; src_video && (x & AST_FORMAT_VIDEO_MASK); x <<= 1) { 00870 /* if this is not a desired format, nothing to do */ 00871 if (!(dest & x)) 00872 continue; 00873 00874 /* if the source is supplying this format, then 00875 we can leave it in the result */ 00876 if (src & x) 00877 continue; 00878 00879 /* if we don't have a translation path from the src 00880 to this format, remove it from the result */ 00881 if (!tr_matrix[src_video][powerof(x)].step) { 00882 res &= ~x; 00883 continue; 00884 } 00885 00886 /* now check the opposite direction */ 00887 if (!tr_matrix[powerof(x)][src_video].step) 00888 res &= ~x; 00889 } 00890 00891 AST_RWLIST_UNLOCK(&translators); 00892 00893 return res; 00894 }
unsigned int ast_translate_path_steps | ( | unsigned int | dest, | |
unsigned int | src | |||
) |
Returns the number of steps required to convert from 'src' to 'dest'.
dest | destination format | |
src | source format |
Definition at line 795 of file translate.c.
References ast_log(), AST_RWLIST_RDLOCK, AST_RWLIST_UNLOCK, LOG_WARNING, translator_path::multistep, powerof(), and tr_matrix.
Referenced by ast_channel_make_compatible_helper().
00796 { 00797 unsigned int res = -1; 00798 00799 /* convert bitwise format numbers into array indices */ 00800 src = powerof(src); 00801 dest = powerof(dest); 00802 00803 if (src == -1 || dest == -1) { 00804 ast_log(LOG_WARNING, "No translator path: (%s codec is not valid)\n", src == -1 ? "starting" : "ending"); 00805 return -1; 00806 } 00807 AST_RWLIST_RDLOCK(&translators); 00808 00809 if (tr_matrix[src][dest].step) 00810 res = tr_matrix[src][dest].multistep + 1; 00811 00812 AST_RWLIST_UNLOCK(&translators); 00813 00814 return res; 00815 }
void ast_translator_activate | ( | struct ast_translator * | t | ) |
Activate a previously deactivated translator.
t | translator to activate |
Definition at line 731 of file translate.c.
References ast_translator::active, AST_RWLIST_UNLOCK, AST_RWLIST_WRLOCK, and rebuild_matrix().
00732 { 00733 AST_RWLIST_WRLOCK(&translators); 00734 t->active = 1; 00735 rebuild_matrix(0); 00736 AST_RWLIST_UNLOCK(&translators); 00737 }
int ast_translator_best_choice | ( | int * | dsts, | |
int * | srcs | |||
) |
Chooses the best translation path.
Given a list of sources, and a designed destination format, which should I choose?
Definition at line 748 of file translate.c.
References AST_FORMAT_AUDIO_MASK, AST_RWLIST_RDLOCK, AST_RWLIST_UNLOCK, translator_path::cost, ast_translator::cost, MAX_AUDIO_FORMAT, translator_path::multistep, and tr_matrix.
Referenced by ast_channel_make_compatible_helper(), ast_request(), iax2_request(), and set_format().
00749 { 00750 int x,y; 00751 int best = -1; 00752 int bestdst = 0; 00753 int cur, cursrc; 00754 int besttime = INT_MAX; 00755 int beststeps = INT_MAX; 00756 int common = ((*dst) & (*srcs)) & AST_FORMAT_AUDIO_MASK; /* are there common formats ? */ 00757 00758 if (common) { /* yes, pick one and return */ 00759 for (cur = 1, y = 0; y <= MAX_AUDIO_FORMAT; cur <<= 1, y++) { 00760 if (cur & common) /* guaranteed to find one */ 00761 break; 00762 } 00763 /* We are done, this is a common format to both. */ 00764 *srcs = *dst = cur; 00765 return 0; 00766 } else { /* No, we will need to translate */ 00767 AST_RWLIST_RDLOCK(&translators); 00768 for (cur = 1, y = 0; y <= MAX_AUDIO_FORMAT; cur <<= 1, y++) { 00769 if (! (cur & *dst)) 00770 continue; 00771 for (cursrc = 1, x = 0; x <= MAX_AUDIO_FORMAT; cursrc <<= 1, x++) { 00772 if (!(*srcs & cursrc) || !tr_matrix[x][y].step || 00773 tr_matrix[x][y].cost > besttime) 00774 continue; /* not existing or no better */ 00775 if (tr_matrix[x][y].cost < besttime || 00776 tr_matrix[x][y].multistep < beststeps) { 00777 /* better than what we have so far */ 00778 best = cursrc; 00779 bestdst = cur; 00780 besttime = tr_matrix[x][y].cost; 00781 beststeps = tr_matrix[x][y].multistep; 00782 } 00783 } 00784 } 00785 AST_RWLIST_UNLOCK(&translators); 00786 if (best > -1) { 00787 *srcs = best; 00788 *dst = bestdst; 00789 best = 0; 00790 } 00791 return best; 00792 } 00793 }
struct ast_trans_pvt* ast_translator_build_path | ( | int | dest, | |
int | source | |||
) |
Builds a translator path Build a path (possibly NULL) from source to dest.
dest | destination format | |
source | source format |
Definition at line 250 of file translate.c.
References ast_getformatname(), ast_log(), AST_RWLIST_RDLOCK, AST_RWLIST_UNLOCK, ast_translator_free_path(), ast_tv(), ast_translator::dstfmt, LOG_WARNING, newpvt(), ast_trans_pvt::next, ast_trans_pvt::nextin, ast_trans_pvt::nextout, powerof(), translator_path::step, ast_trans_pvt::t, and tr_matrix.
Referenced by ast_audiohook_read_frame(), ast_slinfactory_feed(), ast_writestream(), audio_audiohook_write_list(), conf_run(), and set_format().
00251 { 00252 struct ast_trans_pvt *head = NULL, *tail = NULL; 00253 00254 source = powerof(source); 00255 dest = powerof(dest); 00256 00257 if (source == -1 || dest == -1) { 00258 ast_log(LOG_WARNING, "No translator path: (%s codec is not valid)\n", source == -1 ? "starting" : "ending"); 00259 return NULL; 00260 } 00261 00262 AST_RWLIST_RDLOCK(&translators); 00263 00264 while (source != dest) { 00265 struct ast_trans_pvt *cur; 00266 struct ast_translator *t = tr_matrix[source][dest].step; 00267 if (!t) { 00268 ast_log(LOG_WARNING, "No translator path from %s to %s\n", 00269 ast_getformatname(source), ast_getformatname(dest)); 00270 AST_RWLIST_UNLOCK(&translators); 00271 return NULL; 00272 } 00273 if (!(cur = newpvt(t))) { 00274 ast_log(LOG_WARNING, "Failed to build translator step from %d to %d\n", source, dest); 00275 if (head) 00276 ast_translator_free_path(head); 00277 AST_RWLIST_UNLOCK(&translators); 00278 return NULL; 00279 } 00280 if (!head) 00281 head = cur; 00282 else 00283 tail->next = cur; 00284 tail = cur; 00285 cur->nextin = cur->nextout = ast_tv(0, 0); 00286 /* Keep going if this isn't the final destination */ 00287 source = cur->t->dstfmt; 00288 } 00289 00290 AST_RWLIST_UNLOCK(&translators); 00291 return head; 00292 }
void ast_translator_deactivate | ( | struct ast_translator * | t | ) |
Deactivate a translator.
t | translator to deactivate |
Definition at line 739 of file translate.c.
References ast_translator::active, AST_RWLIST_UNLOCK, AST_RWLIST_WRLOCK, and rebuild_matrix().
00740 { 00741 AST_RWLIST_WRLOCK(&translators); 00742 t->active = 0; 00743 rebuild_matrix(0); 00744 AST_RWLIST_UNLOCK(&translators); 00745 }
void ast_translator_free_path | ( | struct ast_trans_pvt * | tr | ) |
Frees a translator path Frees the given translator path structure.
tr | translator path to get rid of |
Definition at line 240 of file translate.c.
References destroy(), and ast_trans_pvt::next.
Referenced by ast_audiohook_destroy(), ast_audiohook_detach_list(), ast_audiohook_read_frame(), ast_channel_free(), ast_slinfactory_destroy(), ast_slinfactory_feed(), ast_slinfactory_flush(), ast_translator_build_path(), ast_writestream(), audio_audiohook_write_list(), conf_free(), filestream_destructor(), free_translation(), and set_format().
00241 { 00242 struct ast_trans_pvt *pn = p; 00243 while ( (p = pn) ) { 00244 pn = p->next; 00245 destroy(p); 00246 } 00247 }
int ast_unregister_translator | ( | struct ast_translator * | t | ) |
Unregister a translator Unregisters the given tranlator.
t | translator to unregister |
Definition at line 706 of file translate.c.
References ast_getformatname(), AST_RWLIST_REMOVE_CURRENT, AST_RWLIST_TRAVERSE_SAFE_BEGIN, AST_RWLIST_TRAVERSE_SAFE_END, AST_RWLIST_UNLOCK, AST_RWLIST_WRLOCK, ast_verb, COLOR_BLACK, COLOR_MAGENTA, ast_translator::dstfmt, ast_translator::list, ast_translator::name, rebuild_matrix(), ast_translator::srcfmt, and term_color().
Referenced by drop_translator(), load_module(), unload_module(), and unregister_translators().
00707 { 00708 char tmp[80]; 00709 struct ast_translator *u; 00710 int found = 0; 00711 00712 AST_RWLIST_WRLOCK(&translators); 00713 AST_RWLIST_TRAVERSE_SAFE_BEGIN(&translators, u, list) { 00714 if (u == t) { 00715 AST_RWLIST_REMOVE_CURRENT(list); 00716 ast_verb(2, "Unregistered translator '%s' from format %s to %s\n", term_color(tmp, t->name, COLOR_MAGENTA, COLOR_BLACK, sizeof(tmp)), ast_getformatname(1 << t->srcfmt), ast_getformatname(1 << t->dstfmt)); 00717 found = 1; 00718 break; 00719 } 00720 } 00721 AST_RWLIST_TRAVERSE_SAFE_END; 00722 00723 if (found) 00724 rebuild_matrix(0); 00725 00726 AST_RWLIST_UNLOCK(&translators); 00727 00728 return (u ? 0 : -1); 00729 }