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aplay: add support for G.711 A_LAW enconding in AU file format #297

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aplay: add support for G.711 A_LAW enconding in AU file format #297

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9 changes: 9 additions & 0 deletions aplay/aplay.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1245,6 +1245,12 @@ static int test_au(int fd, void *buffer)
fprintf(stderr, _("Warning: format is changed to S16_BE\n"));
hwparams.format = SND_PCM_FORMAT_S16_BE;
break;
case AU_FMT_ALAW:
if (hwparams.format != DEFAULT_FORMAT &&
hwparams.format != SND_PCM_FORMAT_A_LAW)
fprintf(stderr, _("Warning: format is changed to A_LAW\n"));
hwparams.format = SND_PCM_FORMAT_A_LAW;
break;
default:
return -1;
}
Expand Down Expand Up @@ -2787,6 +2793,9 @@ static void begin_au(int fd, size_t cnt)
case SND_PCM_FORMAT_S16_BE:
ah.encoding = BE_INT(AU_FMT_LIN16);
break;
case SND_PCM_FORMAT_A_LAW:
ah.encoding = BE_INT(AU_FMT_ALAW);
break;
default:
error(_("Sparc Audio doesn't support %s format..."), snd_pcm_format_name(hwparams.format));
prg_exit(EXIT_FAILURE);
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1 change: 1 addition & 0 deletions aplay/formats.h
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Original file line number Diff line number Diff line change
Expand Up @@ -120,6 +120,7 @@ typedef struct {
#define AU_FMT_ULAW 1
#define AU_FMT_LIN8 2
#define AU_FMT_LIN16 3
#define AU_FMT_ALAW 27

typedef struct au_header {
uint32_t magic; /* '.snd' */
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