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Код: Выделить всё

if ((f->frametype == AST_FRAME_VOICE) && (f->subclass.format.id == AST_FORMAT_SLINEAR)) {
					if (user->talk.actual) {
						ast_frame_adjust_volume(f, user->talk.actual);
					}

					if (ast_test_flag64(confflags, (CONFFLAG_OPTIMIZETALKER | CONFFLAG_MONITORTALKER))) {
						if (user->talking == -1) {
							user->talking = 0;
						}

						res = ast_dsp_silence(dsp, f, &totalsilence);
						if (!user->talking && totalsilence < MEETME_DELAYDETECTTALK) {
							set_user_talking(chan, conf, user, 1, ast_test_flag64(confflags, CONFFLAG_MONITORTALKER));
						}

						if (user->talking && totalsilence > MEETME_DELAYDETECTENDTALK) {
							set_user_talking(chan, conf, user, 0, ast_test_flag64(confflags, CONFFLAG_MONITORTALKER));
						}
					}
					if (using_pseudo) {
						/* Absolutely do _not_ use careful_write here...
						   it is important that we read data from the channel
						   as fast as it arrives, and feed it into the conference.
						   The buffering in the pseudo channel will take care of any
						   timing differences, unless they are so drastic as to lose
						   audio frames (in which case carefully writing would only
						   have delayed the audio even further).
						*/
						/* As it turns out, we do want to use careful write.  We just
						   don't want to block, but we do want to at least *try*
						   to write out all the samples.
						 */
						if (user->talking || !ast_test_flag64(confflags, CONFFLAG_OPTIMIZETALKER)) {
							careful_write(fd, f->data.ptr, f->datalen, 0);
						}
					}
				}