352   if (ft->signal.rate <= 0) {  in sox_checkformat()
356   if (!ft->signal.precision) {  in sox_checkformat()
490     sox_signalinfo_t   const * signal,  in open_read()  argument
587   if (signal)  in open_read()
588     ft->signal = *signal;  in open_read()
607     ft->signal.precision = sox_precision(ft->encoding.encoding, ft->encoding.bits_per_sample);  in open_read()
608   if (!(ft->handler.flags & SOX_FILE_PHONY) && !ft->signal.channels)  in open_read()
609     ft->signal.channels = 1;  in open_read()
616   if (signal) {  in open_read()
617     if (signal->rate && signal->rate != ft->signal.rate)  in open_read()
618       lsx_warn("can't set sample rate %g; using %g", signal->rate, ft->signal.rate);  in open_read()
619     if (signal->channels && signal->channels != ft->signal.channels)  in open_read()
620       lsx_warn("can't set %u channels; using %u", signal->channels, ft->signal.channels);  in open_read()
636     sox_signalinfo_t   const * signal,  in sox_open_read()  argument
640   return open_read(path, NULL, (size_t)0, signal, encoding, filetype);  in sox_open_read()
646     sox_signalinfo_t   const * signal,  in sox_open_mem_read()  argument
650   return open_read("", buffer, buffer_size, signal,encoding,filetype);  in sox_open_mem_read()
696     if (!ft->signal.rate)  in set_output_format()
697       ft->signal.rate = ft->handler.write_rates[0];  in set_output_format()
702         if (r == ft->signal.rate)  in set_output_format()
705       if (r != ft->signal.rate) {  in set_output_format()
706         sox_rate_t given = ft->signal.rate, max = 0;  in set_output_format()
707         ft->signal.rate = HUGE_VAL;  in set_output_format()
710           if (r > given && r < ft->signal.rate)  in set_output_format()
711             ft->signal.rate = r;  in set_output_format()
714         if (ft->signal.rate == HUGE_VAL)  in set_output_format()
715           ft->signal.rate = max;  in set_output_format()
716 …     lsx_warn("%s can't encode at %gHz; using %gHz", ft->handler.names[0], given, ft->signal.rate);  in set_output_format()
720   else if (!ft->signal.rate)  in set_output_format()
721     ft->signal.rate = SOX_DEFAULT_RATE;  in set_output_format()
724     if (ft->signal.channels == 1 && !(ft->handler.flags & SOX_FILE_MONO)) {  in set_output_format()
725       ft->signal.channels = (ft->handler.flags & SOX_FILE_STEREO)? 2 : 4;  in set_output_format()
726 …lsx_warn("%s can't encode mono; setting channels to %u", ft->handler.names[0], ft->signal.channels…  in set_output_format()
728     if (ft->signal.channels == 2 && !(ft->handler.flags & SOX_FILE_STEREO)) {  in set_output_format()
729       ft->signal.channels = (ft->handler.flags & SOX_FILE_QUAD)? 4 : 1;  in set_output_format()
730 …lsx_warn("%s can't encode stereo; setting channels to %u", ft->handler.names[0], ft->signal.channe…  in set_output_format()
732     if (ft->signal.channels == 4 && !(ft->handler.flags & SOX_FILE_QUAD)) {  in set_output_format()
733       ft->signal.channels = (ft->handler.flags & SOX_FILE_STEREO)? 2 : 1;  in set_output_format()
734 …lsx_warn("%s can't encode quad; setting channels to %u", ft->handler.names[0], ft->signal.channels…  in set_output_format()
736   } else ft->signal.channels = max(ft->signal.channels, 1);  in set_output_format()
763         if (sox_precision(e, s) >= ft->signal.precision) {  in set_output_format()
795   /* Find the smallest lossless encoding with precision >= signal.precision */  in set_output_format()
802             sox_precision(e, s) >= ft->signal.precision && s < ft->encoding.bits_per_sample) {  in set_output_format()
808   /* Find the smallest lossy encoding with precision >= signal precision,  in set_output_format()
818         if (sox_precision(e, s) >= ft->signal.precision) {  in set_output_format()
835   ft->signal.precision = sox_precision(ft->encoding.encoding, ft->encoding.bits_per_sample);  in set_output_format()
881     sox_signalinfo_t   const * signal,  in open_write()  argument
890   if (!path || !signal) {  in open_write()
891     lsx_fail("must specify file name and signal parameters to write file");  in open_write()
941   ft->signal = *signal;  in open_write()
958   if (signal->rate && signal->channels)  in open_write()
959     ft->signal.length = ft->signal.length * ft->signal.rate / signal->rate *  in open_write()
960       ft->signal.channels / signal->channels + .5;  in open_write()
962 …if ((ft->handler.flags & SOX_FILE_REWIND) && strcmp(ft->filetype, "sox") && !ft->signal.length && …  in open_write()
977   if ((ft->handler.flags & SOX_FILE_DEVICE) && signal) {  in open_write()
978     if (signal->rate && signal->rate != ft->signal.rate)  in open_write()
979       lsx_report("can't set sample rate %g; using %g", signal->rate, ft->signal.rate);  in open_write()
980     if (signal->channels && signal->channels != ft->signal.channels)  in open_write()
981       lsx_report("can't set %u channels; using %u", signal->channels, ft->signal.channels);  in open_write()
997     sox_signalinfo_t   const * signal,  in sox_open_write()  argument
1003 …return open_write(path, NULL, (size_t)0, NULL, NULL, signal, encoding, filetype, oob, overwrite_pe…  in sox_open_write()
1009     sox_signalinfo_t   const * signal,  in sox_open_mem_write()  argument
1014   return open_write("", buffer, buffer_size, NULL, NULL, signal, encoding, filetype, oob, NULL);  in sox_open_mem_write()
1020     sox_signalinfo_t   const * signal,  in sox_open_memstream_write()  argument
1025 …return open_write("", NULL, (size_t)0, buffer_ptr, buffer_size_ptr, signal, encoding, filetype, oo…  in sox_open_memstream_write()
1031   if (ft->signal.length != SOX_UNSPEC)  in sox_read()
1032     len = min(len, ft->signal.length - ft->olength);  in sox_read()
1054       if (ft->olength != ft->signal.length && ft->seekable) {  in sox_close()