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test/pcm: Fix error messages in async callback and add snd_pcm_start() condition

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Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2008-09-15 15:14:58 +02:00
parent 1dd1ba94a3
commit 16cc295a3c
1 changed files with 8 additions and 6 deletions
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14
test/pcm.c
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@ -385,11 +385,11 @@ static void async_callback(snd_async_handler_t *ahandler)
generate_sine(areas, 0, period_size, &data->phase);
err = snd_pcm_writei(handle, samples, period_size);
if (err < 0) {
printf("Initial write error: %s\n", snd_strerror(err));
printf("Write error: %s\n", snd_strerror(err));
exit(EXIT_FAILURE);
}
if (err != period_size) {
printf("Initial write error: written %i expected %li\n", err, period_size);
printf("Write error: written %i expected %li\n", err, period_size);
exit(EXIT_FAILURE);
}
avail = snd_pcm_avail_update(handle);
@ -424,10 +424,12 @@ static int async_loop(snd_pcm_t *handle,
exit(EXIT_FAILURE);
}
}
err = snd_pcm_start(handle);
if (err < 0) {
printf("Start error: %s\n", snd_strerror(err));
exit(EXIT_FAILURE);
if (snd_pcm_state(handle) == SND_PCM_STATE_PREPARED) {
err = snd_pcm_start(handle);
if (err < 0) {
printf("Start error: %s\n", snd_strerror(err));
exit(EXIT_FAILURE);
}
}
/* because all other work is done in the signal handler,