242     int rate, ssize, nchannels, n, fmt, emulate=0;  in lad_setparameters()  local
245                           &rate, &ssize, &nchannels, &fmt, &emulate))  in lad_setparameters()
258     if (nchannels != 1 && nchannels != 2) {  in lad_setparameters()
260                      nchannels);  in lad_setparameters()
291     if (ioctl(self->x_fd, SNDCTL_DSP_CHANNELS, &nchannels) == -1) {  in lad_setparameters()
305 _ssize(lad_t *self, int *nchannels, int *ssize)  in _ssize()  argument
331     if (ioctl(self->x_fd, SNDCTL_DSP_CHANNELS, nchannels) < 0)  in _ssize()
343     int nchannels=0, ssize=0;  in lad_bufsize()  local
345     if (_ssize(self, &nchannels, &ssize) < 0 || !ssize || !nchannels) {  in lad_bufsize()
353     return PyInt_FromLong((ai.fragstotal * ai.fragsize) / (nchannels * ssize));  in lad_bufsize()
362     int nchannels=0, ssize=0;  in lad_obufcount()  local
364     if (_ssize(self, &nchannels, &ssize) < 0 || !ssize || !nchannels) {  in lad_obufcount()
373                           (ssize * nchannels));  in lad_obufcount()
382     int nchannels=0, ssize=0;  in lad_obuffree()  local
384     if (_ssize(self, &nchannels, &ssize) < 0 || !ssize || !nchannels) {  in lad_obuffree()
392     return PyInt_FromLong(ai.bytes / (ssize * nchannels));  in lad_obuffree()