24 #include <ao/ao.h>
36   priv_t * ao = (priv_t *)ft->priv;  in startwrite()  local
38   ao->buf_size = sox_globals.bufsiz - (sox_globals.bufsiz % (ft->encoding.bits_per_sample >> 3));  in startwrite()
39   ao->buf_size *= (ft->encoding.bits_per_sample >> 3);  in startwrite()
40   ao->buf = lsx_malloc(ao->buf_size);  in startwrite()
42   if (!ao->buf)  in startwrite()
44       lsx_fail_errno(ft, SOX_ENOMEM, "Can not allocate memory for ao driver");  in startwrite()
52       if ((ao->driver_id = ao_default_driver_id()) < 0) {  in startwrite()
53           lsx_fail("Could not find a default ao driver");  in startwrite()
59       if ((ao->driver_id = ao_driver_id(ft->filename)) < 0) {  in startwrite()
60           lsx_fail("Could not find a ao driver %s", ft->filename);  in startwrite()
65   ao->format.bits = ft->encoding.bits_per_sample;  in startwrite()
66   ao->format.rate = ft->signal.rate;  in startwrite()
67   ao->format.channels = ft->signal.channels;  in startwrite()
68   ao->format.byte_format = AO_FMT_NATIVE;  in startwrite()
69   if ((ao->device = ao_open_live(ao->driver_id, &ao->format, NULL)) == NULL) {  in startwrite()
92   priv_t * ao = (priv_t *)ft->priv;  in write_samples()  local
95   if (len > ao->buf_size / (ft->encoding.bits_per_sample >> 3))  in write_samples()
96       len = ao->buf_size / (ft->encoding.bits_per_sample >> 3);  in write_samples()
100   sox_sw_write_buf(ao->buf, buf, len, ft->encoding.reverse_bytes,  in write_samples()
102   if (ao_play(ao->device, (void *)ao->buf, aobuf_size) == 0)  in write_samples()
110   priv_t * ao = (priv_t *)ft->priv;  in stopwrite()  local
112   free(ao->buf);  in stopwrite()
114   if (ao_close(ao->device) == 0) {  in stopwrite()
123 LSX_FORMAT_HANDLER(ao)  in LSX_FORMAT_HANDLER()  argument
125   static char const * const names[] = {"ao", NULL};  in LSX_FORMAT_HANDLER()