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--- src/sox.c.old 2012-05-06 22:45:45.380564154 -0400
+++ src/sox.c 2012-05-06 22:47:11.948248987 -0400
@@ -2538,20 +2538,38 @@
return name? from_env? from_env : name : NULL;
}
+static char const * try_device(char const * name)
+{
+ sox_format_handler_t const * handler = sox_find_format(name, sox_false);
+ if (handler) {
+ sox_format_t format, * ft = &format;
+ memset(ft, 0, sizeof(*ft));
+ ft->filename = (char *)device_name(name);
+ ft->priv = lsx_calloc(1, handler->priv_size);
+ if (handler->startwrite(ft) == SOX_SUCCESS) {
+ handler->stopwrite(ft);
+ free(ft->priv);
+ return name;
+ }
+ free(ft->priv);
+ }
+ return NULL;
+}
+
static char const * set_default_device(file_t * f)
{
/* Default audio driver type in order of preference: */
if (!f->filetype) f->filetype = getenv("AUDIODRIVER");
- if (!f->filetype && sox_find_format("coreaudio", sox_false)) f->filetype = "coreaudio";
- if (!f->filetype && sox_find_format("pulseaudio" , sox_false)) f->filetype = "pulseaudio";
- if (!f->filetype && sox_find_format("alsa", sox_false)) f->filetype = "alsa";
- if (!f->filetype && sox_find_format("waveaudio" , sox_false)) f->filetype = "waveaudio";
- if (!f->filetype && sox_find_format("sndio", sox_false)) f->filetype = "sndio";
- if (!f->filetype && sox_find_format("oss" , sox_false)) f->filetype = "oss";
- if (!f->filetype && sox_find_format("sunau",sox_false)) f->filetype = "sunau";
- if (!f->filetype && sox_find_format("ao" , sox_false) && file_count) /*!rec*/
- f->filetype = "ao";
-
+ if (!f->filetype) f->filetype = try_device("coreaudio");
+ if (!f->filetype) f->filetype = try_device("pulseaudio");
+ if (!f->filetype) f->filetype = try_device("alsa");
+ if (!f->filetype) f->filetype = try_device("waveaudio");
+ if (!f->filetype) f->filetype = try_device("sndio");
+ if (!f->filetype) f->filetype = try_device("oss");
+ if (!f->filetype) f->filetype = try_device("sunau");
+ if (!f->filetype && file_count) /*!rec*/
+ f->filetype = try_device("ao");
+
if (!f->filetype) {
lsx_fail("Sorry, there is no default audio device configured");
exit(1);
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