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Try default ALSA record encoding parameters

--- a/ChangeLog

+++ b/ChangeLog

@@ -37,6 +37,8 @@

 Audio device drivers:

   o Add native windows audio output driver. (Pavel Karneliuk)

+  o Try default ALSA record encoding parameters if those given

+    are invalid (would previously fail).  (robs)

 Effects:

--- a/src/alsa.c

+++ b/src/alsa.c

@@ -34,8 +34,12 @@

 {

   unsigned does[3], i, j, k = (*bits >> 3) - 1;

-  if (k > 2 || (*e != SOX_ENCODING_SIGN2 && *e != SOX_ENCODING_UNSIGNED))

-    return -1;

+  if (k > 2 || (*e != SOX_ENCODING_SIGN2 && *e != SOX_ENCODING_UNSIGNED)) {

+    lsx_warn("invalid encoding; trying 24-bit signed");

+    *bits = 24;

+    *e = SOX_ENCODING_SIGN2;

+    k = 2;

+  }

   for (i = 0; i < 3; ++i) for (does[i] = 0, j = 0; j < 2; ++j)

     does[i] |= snd_pcm_format_mask_test(mask, encs[j][i]);

   if (!does[k])