diff options
Diffstat (limited to 'alsa-lib/test/pcm_min.c')
-rw-r--r-- | alsa-lib/test/pcm_min.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/alsa-lib/test/pcm_min.c b/alsa-lib/test/pcm_min.c deleted file mode 100644 index e971405..0000000 --- a/alsa-lib/test/pcm_min.c +++ /dev/null @@ -1,51 +0,0 @@ -/* - * This extra small demo sends a random samples to your speakers. - */ - -#include "../include/asoundlib.h" - -static char *device = "default"; /* playback device */ - -snd_output_t *output = NULL; -unsigned char buffer[16*1024]; /* some random data */ - -int main(void) -{ - int err; - unsigned int i; - snd_pcm_t *handle; - snd_pcm_sframes_t frames; - - for (i = 0; i < sizeof(buffer); i++) - buffer[i] = random() & 0xff; - - if ((err = snd_pcm_open(&handle, device, SND_PCM_STREAM_PLAYBACK, 0)) < 0) { - printf("Playback open error: %s\n", snd_strerror(err)); - exit(EXIT_FAILURE); - } - if ((err = snd_pcm_set_params(handle, - SND_PCM_FORMAT_U8, - SND_PCM_ACCESS_RW_INTERLEAVED, - 1, - 48000, - 1, - 500000)) < 0) { /* 0.5sec */ - printf("Playback open error: %s\n", snd_strerror(err)); - exit(EXIT_FAILURE); - } - - for (i = 0; i < 16; i++) { - frames = snd_pcm_writei(handle, buffer, sizeof(buffer)); - if (frames < 0) - frames = snd_pcm_recover(handle, frames, 0); - if (frames < 0) { - printf("snd_pcm_writei failed: %s\n", snd_strerror(err)); - break; - } - if (frames > 0 && frames < (long)sizeof(buffer)) - printf("Short write (expected %li, wrote %li)\n", (long)sizeof(buffer), frames); - } - - snd_pcm_close(handle); - return 0; -} |