static bool
parse_channel_count(const char *src, bool mask, uint8_t *channels_r,
const char **endptr_r, GError **error_r)
{
unsigned long value;
char *endptr;
if (mask && *src == '*') {
*channels_r = 0;
*endptr_r = src + 1;
return true;
}
value = strtoul(src, &endptr, 10);
if (endptr == src) {
g_set_error(error_r, audio_parser_quark(), 0,
"Failed to parse the channel count");
return false;
} else if (!audio_check_channel_count(value, error_r))
return false;
*channels_r = value;
*endptr_r = endptr;
return true;
}
bool
audio_format_init_checked(struct audio_format *af, unsigned long sample_rate,
enum sample_format sample_format, unsigned channels,
GError **error_r)
{
if (audio_check_sample_rate(sample_rate, error_r) &&
audio_check_sample_format(sample_format, error_r) &&
audio_check_channel_count(channels, error_r)) {
audio_format_init(af, sample_rate, sample_format, channels);
assert(audio_format_valid(af));
return true;
} else
return false;
}
