Attached patch for aplay fixes two off-by-one errors preventing usage of the last available sample format.
diff -uNrp alsa-utils-1.0.27.2/aplay/aplay.c alsa-utils-1.0.27.2-jk/aplay/aplay.c --- alsa-utils-1.0.27.2/aplay/aplay.c 2013-07-09 17:28:37.000000000 +0200 +++ alsa-utils-1.0.27.2-jk/aplay/aplay.c 2013-09-08 13:46:23.746825429 +0200 @@ -242,7 +242,7 @@ _("Usage: %s [OPTION]... [FILE]...\n" ) , command); printf(_("Recognized sample formats are:")); - for (k = 0; k < SND_PCM_FORMAT_LAST; ++k) { + for (k = 0; k <= SND_PCM_FORMAT_LAST; ++k) { const char *s = snd_pcm_format_name(k); if (s) printf(" %s", s); @@ -1114,7 +1114,7 @@ static void show_available_sample_format snd_pcm_format_t format;
fprintf(stderr, "Available formats:\n"); - for (format = 0; format < SND_PCM_FORMAT_LAST; format++) { + for (format = 0; format <= SND_PCM_FORMAT_LAST; format++) { if (snd_pcm_hw_params_test_format(handle, params, format) == 0) fprintf(stderr, "- %s\n", snd_pcm_format_name(format)); }
Jurgen