mirror of
https://github.com/alsa-project/alsa-utils
synced 2024-11-10 00:25:43 +01:00
Merged pcmplug branch.
This commit is contained in:
Jaroslav Kysela
parent
ff3ef012ec
commit
637b3f828c
5 changed files with 118 additions and 152 deletions
3
TODO
3
TODO
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@ -1,2 +1,3 @@
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M Add support for OSS setups to alsactl
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H add options to aplay to avoid xrun using arecord | aplay
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M Write a *good* mixer
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L Add support for OSS setups to alsactl
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@ -1448,7 +1448,7 @@ mixer_iteration (void)
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callbacks.remove = mixer_callback_scontrol;
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/* setup for select on stdin and the mixer fd */
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mixer_fd = snd_mixer_file_descriptor (mixer_handle);
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mixer_fd = snd_mixer_poll_descriptor (mixer_handle);
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FD_ZERO (&rfds);
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FD_SET (fileno (stdin), &rfds);
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FD_SET (mixer_fd, &rfds);
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@ -962,7 +962,7 @@ static int events(int argc, char *argv[])
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while (1) {
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struct pollfd ctl_poll;
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int res;
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ctl_poll.fd = snd_ctl_file_descriptor(handle);
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ctl_poll.fd = snd_ctl_poll_descriptor(handle);
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ctl_poll.events = POLLIN;
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ctl_poll.revents = 0;
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if ((res = poll(&ctl_poll, 1, -1)) > 0) {
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@ -1030,7 +1030,7 @@ static int sevents(int argc, char *argv[])
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while (1) {
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struct pollfd mixer_poll;
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int res;
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mixer_poll.fd = snd_mixer_file_descriptor(handle);
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mixer_poll.fd = snd_mixer_poll_descriptor(handle);
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mixer_poll.events = POLLIN;
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mixer_poll.revents = 0;
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if ((res = poll(&mixer_poll, 1, -1)) > 0) {
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259
aplay/aplay.c
259
aplay/aplay.c
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@ -53,10 +53,10 @@
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/* global data */
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static ssize_t (*read_func)(snd_pcm_t *handle, void *buffer, size_t size);
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static ssize_t (*write_func)(snd_pcm_t *handle, const void *buffer, size_t size);
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static ssize_t (*readv_func)(snd_pcm_t *handle, const struct iovec *vector, unsigned long count);
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static ssize_t (*writev_func)(snd_pcm_t *handle, const struct iovec *vector, unsigned long count);
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static ssize_t (*readi_func)(snd_pcm_t *handle, void *buffer, size_t size);
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static ssize_t (*writei_func)(snd_pcm_t *handle, const void *buffer, size_t size);
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static ssize_t (*readn_func)(snd_pcm_t *handle, void **bufs, size_t size);
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static ssize_t (*writen_func)(snd_pcm_t *handle, void **bufs, size_t size);
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static char *command;
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static snd_pcm_t *handle;
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@ -67,21 +67,21 @@ static snd_pcm_setup_t setup;
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static int timelimit = 0;
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static int quiet_mode = 0;
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static int file_type = FORMAT_DEFAULT;
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static int mode = SND_PCM_MODE_FRAGMENT;
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static int xrun_mode = SND_PCM_XRUN_FRAGMENT;
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static int ready_mode = SND_PCM_READY_FRAGMENT;
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static int open_mode = 0;
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static int stream = SND_PCM_STREAM_PLAYBACK;
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static int mmap_flag = 0;
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static snd_pcm_mmap_control_t *mmap_control = NULL;
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static snd_pcm_mmap_status_t *mmap_status = NULL;
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static char *mmap_data = NULL;
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static int nonblock = 0;
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static char *audiobuf = NULL;
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static int align = 1;
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static int buffer_size = -1;
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static int frag_length = 125;
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static int buffer_length = 500;
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static int min_avail = 50;
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static int dump_pcm = 0;
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static int avail_min = 50;
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static int xfer_mode = SND_PCM_XFER_INTERLEAVED;
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static int xfer_min = 50;
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static int verbose = 0;
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static int buffer_pos = 0;
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static size_t bits_per_sample, bits_per_frame;
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static size_t buffer_bytes;
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@ -160,17 +160,17 @@ static void check_new_format(snd_pcm_format_t * format)
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error("unsupported number of channels %i (valid range is %i-%i)", format->channels, cpinfo.min_channels, cpinfo.max_channels);
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exit(EXIT_FAILURE);
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}
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if (!(cpinfo.formats & (1 << format->format))) {
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error("unsupported format %s", snd_pcm_format_name(format->format));
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if (!(cpinfo.formats & (1 << format->sfmt))) {
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error("unsupported format %s", snd_pcm_format_name(format->sfmt));
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exit(EXIT_FAILURE);
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}
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if (format->channels > 1) {
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if (format->interleave) {
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if (!(cinfo.flags & SND_PCM_INFO_INTERLEAVE)) {
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if (xfer_mode == SND_PCM_XFER_INTERLEAVED) {
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if (!(cpinfo.flags & SND_PCM_INFO_INTERLEAVED)) {
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error("unsupported interleaved format");
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exit(EXIT_FAILURE);
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}
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} else if (!(cinfo.flags & SND_PCM_INFO_NONINTERLEAVE)) {
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} else if (!(cpinfo.flags & SND_PCM_INFO_NONINTERLEAVED)) {
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error("unsupported non interleaved format");
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exit(EXIT_FAILURE);
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}
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@ -206,7 +206,8 @@ Usage: %s [OPTION]... [FILE]...
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-N, --nonblock nonblocking mode
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-F, --fragment-length=# fragment length is # milliseconds
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-B, --buffer-length=# buffer length is # milliseconds
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-A, --min-avail=# min available space for wakeup is # milliseconds
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-A, --avail-min=# min available space for wakeup is # milliseconds
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-X, --xfer-min=# min xfer size is # milliseconds
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-v, --verbose show PCM structure and setup
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-I, --separate-channels one file for each channel
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", command, snd_cards()-1);
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@ -301,7 +302,7 @@ static void version(void)
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int main(int argc, char *argv[])
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{
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int option_index;
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char *short_options = "lLP:C:D:S:iqt:c:f:r:d:eMNF:A:B:vI";
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char *short_options = "lLP:C:D:S:iqt:c:f:r:d:eMNF:A:X:B:vI";
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static struct option long_options[] = {
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{"help", 0, 0, OPT_HELP},
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{"version", 0, 0, OPT_VERSION},
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@ -318,11 +319,12 @@ int main(int argc, char *argv[])
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{"format", 1, 0, 'f'},
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{"rate", 1, 0, 'r'},
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{"duration", 1, 0 ,'d'},
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{"frame-mode", 0, 0, 'e'},
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{"asap-mode", 0, 0, 'e'},
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{"mmap", 0, 0, 'M'},
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{"nonblock", 0, 0, 'N'},
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{"fragment-length", 1, 0, 'F'},
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{"min-avail", 1, 0, 'A'},
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{"avail-min", 1, 0, 'A'},
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{"xfer-min", 1, 0, 'X'},
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{"buffer-length", 1, 0, 'B'},
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{"verbose", 0, 0, 'v'},
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{"separate-channels", 0, 0, 'I'},
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@ -349,8 +351,7 @@ int main(int argc, char *argv[])
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buffer_size = -1;
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memset(&rformat, 0, sizeof(rformat));
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rformat.interleave = 1;
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rformat.format = SND_PCM_SFMT_U8;
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rformat.sfmt = SND_PCM_SFMT_U8;
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rformat.rate = DEFAULT_SPEED;
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rformat.channels = 1;
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@ -440,16 +441,16 @@ int main(int argc, char *argv[])
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break;
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case 'f':
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if (strcasecmp(optarg, "cd") == 0) {
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rformat.format = SND_PCM_SFMT_S16_LE;
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rformat.sfmt = SND_PCM_SFMT_S16_LE;
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rformat.rate = 44100;
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rformat.channels = 2;
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} else if (strcasecmp(optarg, "dat") == 0) {
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rformat.format = SND_PCM_SFMT_S16_LE;
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rformat.sfmt = SND_PCM_SFMT_S16_LE;
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rformat.rate = 48000;
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rformat.channels = 2;
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} else {
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rformat.format = snd_pcm_format_value(optarg);
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if (rformat.format < 0) {
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rformat.sfmt = snd_pcm_format_value(optarg);
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if (rformat.sfmt < 0) {
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error("wrong extended format '%s'", optarg);
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exit(EXIT_FAILURE);
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}
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@ -469,7 +470,8 @@ int main(int argc, char *argv[])
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timelimit = atoi(optarg);
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break;
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case 'e':
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mode = SND_PCM_MODE_FRAME;
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xrun_mode = SND_PCM_XRUN_ASAP;
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ready_mode = SND_PCM_READY_ASAP;
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break;
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case 'M':
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mmap_flag = 1;
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@ -485,16 +487,19 @@ int main(int argc, char *argv[])
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buffer_length = atoi(optarg);
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break;
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case 'A':
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min_avail = atoi(optarg);
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avail_min = atoi(optarg);
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break;
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case 'X':
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xfer_min = atoi(optarg);
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break;
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case 'v':
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dump_pcm = 1;
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verbose = 1;
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break;
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case 'I':
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rformat.interleave = 0;
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xfer_mode = SND_PCM_XFER_NONINTERLEAVED;
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break;
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default:
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fprintf(stderr, "Try `%s --help' for more information.", command);
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fprintf(stderr, "Try `%s --help' for more information.\n", command);
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return 1;
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}
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}
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@ -508,8 +513,9 @@ int main(int argc, char *argv[])
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pcm_dev = 0;
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if (direct)
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err = snd_pcm_hw_open_subdevice(&handle, pcm_card, pcm_dev, pcm_subdev, stream, open_mode);
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else
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else {
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err = snd_pcm_plug_open_subdevice(&handle, pcm_card, pcm_dev, pcm_subdev, stream, open_mode);
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}
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}
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if (err < 0) {
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error("audio open error: %s", snd_strerror(err));
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@ -545,18 +551,18 @@ int main(int argc, char *argv[])
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}
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if (mmap_flag) {
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write_func = snd_pcm_mmap_write;
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read_func = snd_pcm_mmap_read;
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writev_func = snd_pcm_mmap_writev;
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readv_func = snd_pcm_mmap_readv;
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writei_func = snd_pcm_mmap_writei;
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readi_func = snd_pcm_mmap_readi;
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writen_func = snd_pcm_mmap_writen;
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readn_func = snd_pcm_mmap_readn;
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} else {
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write_func = snd_pcm_write;
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read_func = snd_pcm_read;
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writev_func = snd_pcm_writev;
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readv_func = snd_pcm_readv;
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writei_func = snd_pcm_writei;
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readi_func = snd_pcm_readi;
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writen_func = snd_pcm_writen;
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readn_func = snd_pcm_readn;
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}
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if (rformat.interleave) {
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if (xfer_mode == SND_PCM_XFER_INTERLEAVED) {
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if (optind > argc - 1) {
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if (stream == SND_PCM_STREAM_PLAYBACK)
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playback(NULL);
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@ -686,10 +692,10 @@ static ssize_t test_wavefile(int fd, char *buffer, size_t size)
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format.channels = LE_SHORT(f->modus);
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switch (LE_SHORT(f->bit_p_spl)) {
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case 8:
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format.format = SND_PCM_SFMT_U8;
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format.sfmt = SND_PCM_SFMT_U8;
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break;
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case 16:
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format.format = SND_PCM_SFMT_S16_LE;
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format.sfmt = SND_PCM_SFMT_S16_LE;
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break;
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default:
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error(" can't play WAVE-files with sample %d bits wide", LE_SHORT(f->bit_p_spl));
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@ -742,13 +748,13 @@ static int test_au(int fd, void *buffer)
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count = BE_INT(ap->data_size);
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switch (BE_INT(ap->encoding)) {
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case AU_FMT_ULAW:
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format.format = SND_PCM_SFMT_MU_LAW;
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format.sfmt = SND_PCM_SFMT_MU_LAW;
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break;
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case AU_FMT_LIN8:
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format.format = SND_PCM_SFMT_U8;
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format.sfmt = SND_PCM_SFMT_U8;
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break;
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case AU_FMT_LIN16:
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format.format = SND_PCM_SFMT_U16_LE;
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format.sfmt = SND_PCM_SFMT_U16_LE;
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break;
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default:
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return -1;
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@ -771,8 +777,6 @@ static void set_params(void)
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{
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snd_pcm_params_t params;
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align = (snd_pcm_format_physical_width(format.format) + 7) / 8;
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#if 0
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if (mmap_flag)
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snd_pcm_munmap(handle, stream);
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@ -780,26 +784,24 @@ static void set_params(void)
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snd_pcm_flush(handle); /* to be in right state */
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memset(¶ms, 0, sizeof(params));
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params.mode = mode;
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params.format = format;
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if (stream == SND_PCM_STREAM_PLAYBACK) {
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params.start_mode = SND_PCM_START_FULL;
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} else {
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params.start_mode = SND_PCM_START_DATA;
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}
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params.xrun_mode = SND_PCM_XRUN_FLUSH;
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params.start_mode = SND_PCM_START_DATA;
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params.xfer_mode = xfer_mode;
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params.xrun_mode = xrun_mode;
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params.xrun_act = SND_PCM_XRUN_ACT_FLUSH;
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params.frag_size = format.rate * frag_length / 1000;
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params.buffer_size = format.rate * buffer_length / 1000;
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params.avail_min = format.rate * min_avail / 1000;
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params.fill_mode = SND_PCM_FILL_SILENCE;
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params.fill_max = 1024;
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params.avail_min = format.rate * avail_min / 1000;
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if (xrun_mode == SND_PCM_XRUN_FRAGMENT)
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params.xfer_align = params.frag_size;
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params.xfer_min = format.rate * xfer_min / 1000;
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params.xrun_max = 0;
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if (snd_pcm_params(handle, ¶ms) < 0) {
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error("unable to set params (where=%x, why=%x)", params.fail_mask, params.fail_reason);
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error("unable to set params (where=0x%x, why=0x%x)", params.fail_mask, params.fail_reason);
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exit(EXIT_FAILURE);
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}
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if (mmap_flag) {
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if (snd_pcm_mmap(handle, &mmap_status, &mmap_control, (void **)&mmap_data)<0) {
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if (snd_pcm_mmap(handle, (void **)&mmap_data)<0) {
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error("unable to mmap memory");
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exit(EXIT_FAILURE);
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}
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@ -814,11 +816,11 @@ static void set_params(void)
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exit(EXIT_FAILURE);
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}
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if (dump_pcm)
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if (verbose)
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snd_pcm_dump(handle, stderr);
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buffer_size = setup.frag_size;
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bits_per_sample = snd_pcm_format_physical_width(setup.format.format);
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bits_per_sample = snd_pcm_format_physical_width(setup.format.sfmt);
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bits_per_frame = bits_per_sample * setup.format.channels;
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buffer_bytes = buffer_size * bits_per_frame / 8;
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audiobuf = malloc(buffer_bytes);
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@ -831,51 +833,32 @@ static void set_params(void)
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/* playback write error hander */
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void playback_underrun(void)
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void xrun(void)
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{
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snd_pcm_status_t status;
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int res;
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memset(&status, 0, sizeof(status));
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if ((res = snd_pcm_status(handle, &status))<0) {
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error("playback status error: %s", snd_strerror(res));
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error("status error: %s", snd_strerror(res));
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exit(EXIT_FAILURE);
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}
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if (status.state == SND_PCM_STATE_XRUN) {
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fprintf(stderr, "underrun at position %lu!!!\n", (unsigned long)status.hw_ptr);
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struct timeval now, diff;
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gettimeofday(&now, 0);
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timersub(&now, &status.trigger_time, &diff);
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fprintf(stderr, "xrun at position %lu (at least %.3f ms long)!!!\n", (unsigned long)status.hw_ptr, diff.tv_sec * 1000 + diff.tv_usec / 1000.0);
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if (verbose) {
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fprintf(stderr, "Status:\n");
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snd_pcm_dump_status(&status, stderr);
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}
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if ((res = snd_pcm_prepare(handle))<0) {
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error("underrun: playback prepare error: %s", snd_strerror(res));
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error("xrun: prepare error: %s", snd_strerror(res));
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exit(EXIT_FAILURE);
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}
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return; /* ok, data should be accepted again */
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}
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error("write error");
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exit(EXIT_FAILURE);
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}
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/* capture read error hander */
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void capture_overrun(void)
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{
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snd_pcm_status_t status;
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int res;
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|
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memset(&status, 0, sizeof(status));
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if ((res = snd_pcm_status(handle, &status))<0) {
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error("capture status error: %s", snd_strerror(res));
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exit(EXIT_FAILURE);
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}
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if (status.state == SND_PCM_STATE_RUNNING)
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return; /* everything is ok, but the driver is waiting for data */
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if (status.state == SND_PCM_STATE_XRUN) {
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fprintf(stderr, "overrun at position %lu!!!\n", (unsigned long)status.hw_ptr);
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if ((res = snd_pcm_prepare(handle))<0) {
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error("overrun: capture prepare error: %s", snd_strerror(res));
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exit(EXIT_FAILURE);
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}
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return; /* ok, data should be accepted again */
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}
|
||||
error("read error");
|
||||
error("read/write error");
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
|
|
@ -888,20 +871,17 @@ static ssize_t pcm_write(u_char *data, size_t count)
|
|||
ssize_t r;
|
||||
ssize_t result = 0;
|
||||
|
||||
if (mode == SND_PCM_MODE_FRAGMENT &&
|
||||
if (xrun_mode == SND_PCM_XRUN_FRAGMENT &&
|
||||
count < buffer_size) {
|
||||
snd_pcm_format_set_silence(format.format, data + count * bits_per_frame / 8, (buffer_size - count) * format.channels);
|
||||
snd_pcm_format_set_silence(format.sfmt, data + count * bits_per_frame / 8, (buffer_size - count) * format.channels);
|
||||
count = buffer_size;
|
||||
}
|
||||
while (count > 0) {
|
||||
r = write_func(handle, data, count);
|
||||
r = writei_func(handle, data, count);
|
||||
if (r == -EAGAIN || (r >= 0 && r < count)) {
|
||||
struct pollfd pfd;
|
||||
pfd.fd = snd_pcm_file_descriptor(handle);
|
||||
pfd.events = POLLOUT | POLLERR;
|
||||
poll(&pfd, 1, 1000);
|
||||
snd_pcm_wait(handle, 1000);
|
||||
} else if (r == -EPIPE) {
|
||||
playback_underrun();
|
||||
xrun();
|
||||
} else if (r < 0) {
|
||||
error("write error: %s", snd_strerror(r));
|
||||
exit(EXIT_FAILURE);
|
||||
|
|
@ -920,32 +900,26 @@ static ssize_t pcm_writev(u_char **data, unsigned int channels, size_t count)
|
|||
ssize_t r;
|
||||
size_t result = 0;
|
||||
|
||||
if (mode == SND_PCM_MODE_FRAGMENT &&
|
||||
if (xrun_mode == SND_PCM_XRUN_FRAGMENT &&
|
||||
count != buffer_size) {
|
||||
unsigned int channel;
|
||||
size_t offset = count;
|
||||
size_t remaining = buffer_size - count;
|
||||
for (channel = 0; channel < channels; channel++)
|
||||
snd_pcm_format_set_silence(format.format, data[channel] + offset * bits_per_sample / 8, remaining);
|
||||
snd_pcm_format_set_silence(format.sfmt, data[channel] + offset * bits_per_sample / 8, remaining);
|
||||
count = buffer_size;
|
||||
}
|
||||
while (count > 0) {
|
||||
unsigned int channel;
|
||||
struct iovec vec[channels];
|
||||
void *bufs[channels];
|
||||
size_t offset = result;
|
||||
size_t remaining = count;
|
||||
for (channel = 0; channel < channels; channel++) {
|
||||
vec[channel].iov_base = data[channel] + offset * bits_per_sample / 8;
|
||||
vec[channel].iov_len = remaining;
|
||||
}
|
||||
r = writev_func(handle, vec, channels);
|
||||
for (channel = 0; channel < channels; channel++)
|
||||
bufs[channel] = data[channel] + offset * bits_per_sample / 8;
|
||||
r = writen_func(handle, bufs, count);
|
||||
if (r == -EAGAIN || (r >= 0 && r < count)) {
|
||||
struct pollfd pfd;
|
||||
pfd.fd = snd_pcm_file_descriptor(handle);
|
||||
pfd.events = POLLOUT | POLLERR;
|
||||
poll(&pfd, 1, 1000);
|
||||
snd_pcm_wait(handle, 1000);
|
||||
} else if (r == -EPIPE) {
|
||||
playback_underrun();
|
||||
xrun();
|
||||
} else if (r < 0) {
|
||||
error("writev error: %s", snd_strerror(r));
|
||||
exit(EXIT_FAILURE);
|
||||
|
|
@ -968,20 +942,17 @@ static ssize_t pcm_read(u_char *data, size_t rcount)
|
|||
size_t result = 0;
|
||||
size_t count = rcount;
|
||||
|
||||
if (mode == SND_PCM_MODE_FRAGMENT &&
|
||||
if (xrun_mode == SND_PCM_XRUN_FRAGMENT &&
|
||||
count != buffer_size) {
|
||||
count = buffer_size;
|
||||
}
|
||||
|
||||
while (count > 0) {
|
||||
r = read_func(handle, data, count);
|
||||
r = readi_func(handle, data, count);
|
||||
if (r == -EAGAIN || (r >= 0 && r < count)) {
|
||||
struct pollfd pfd;
|
||||
pfd.fd = snd_pcm_file_descriptor(handle);
|
||||
pfd.events = POLLIN | POLLERR;
|
||||
poll(&pfd, 1, 1000);
|
||||
snd_pcm_wait(handle, 1000);
|
||||
} else if (r == -EPIPE) {
|
||||
capture_overrun();
|
||||
xrun();
|
||||
} else if (r < 0) {
|
||||
error("read error: %s", snd_strerror(r));
|
||||
exit(EXIT_FAILURE);
|
||||
|
|
@ -1001,28 +972,22 @@ static ssize_t pcm_readv(u_char **data, unsigned int channels, size_t rcount)
|
|||
size_t result = 0;
|
||||
size_t count = rcount;
|
||||
|
||||
if (mode == SND_PCM_MODE_FRAGMENT &&
|
||||
if (xrun_mode == SND_PCM_XRUN_FRAGMENT &&
|
||||
count != buffer_size) {
|
||||
count = buffer_size;
|
||||
}
|
||||
|
||||
while (count > 0) {
|
||||
unsigned int channel;
|
||||
struct iovec vec[channels];
|
||||
void *bufs[channels];
|
||||
size_t offset = result;
|
||||
size_t remaining = count;
|
||||
for (channel = 0; channel < channels; channel++) {
|
||||
vec[channel].iov_base = data[channel] + offset * bits_per_sample / 8;
|
||||
vec[channel].iov_len = remaining;
|
||||
}
|
||||
r = readv_func(handle, vec, channels);
|
||||
for (channel = 0; channel < channels; channel++)
|
||||
bufs[channel] = data[channel] + offset * bits_per_sample / 8;
|
||||
r = readn_func(handle, bufs, count);
|
||||
if (r == -EAGAIN || (r >= 0 && r < count)) {
|
||||
struct pollfd pfd;
|
||||
pfd.fd = snd_pcm_file_descriptor(handle);
|
||||
pfd.events = POLLIN | POLLERR;
|
||||
poll(&pfd, 1, 1000);
|
||||
snd_pcm_wait(handle, 1000);
|
||||
} else if (r == -EPIPE) {
|
||||
capture_overrun();
|
||||
xrun();
|
||||
} else if (r < 0) {
|
||||
error("readv error: %s", snd_strerror(r));
|
||||
exit(EXIT_FAILURE);
|
||||
|
|
@ -1071,7 +1036,7 @@ static void voc_write_silence(unsigned x)
|
|||
error("can't allocate buffer for silence");
|
||||
return; /* not fatal error */
|
||||
}
|
||||
snd_pcm_format_set_silence(format.format, buf, buffer_size * format.channels);
|
||||
snd_pcm_format_set_silence(format.sfmt, buf, buffer_size * format.channels);
|
||||
while (x > 0) {
|
||||
l = x;
|
||||
if (l > buffer_size)
|
||||
|
|
@ -1088,8 +1053,8 @@ static void voc_pcm_flush(void)
|
|||
{
|
||||
if (buffer_pos > 0) {
|
||||
size_t b;
|
||||
if (mode == SND_PCM_MODE_FRAGMENT) {
|
||||
if (snd_pcm_format_set_silence(format.format, audiobuf + buffer_pos, buffer_bytes - buffer_pos * 8 / bits_per_sample) < 0)
|
||||
if (xrun_mode == SND_PCM_XRUN_FRAGMENT) {
|
||||
if (snd_pcm_format_set_silence(format.sfmt, audiobuf + buffer_pos, buffer_bytes - buffer_pos * 8 / bits_per_sample) < 0)
|
||||
fprintf(stderr, "voc_pcm_flush - silence error");
|
||||
b = buffer_size;
|
||||
} else {
|
||||
|
|
@ -1140,7 +1105,7 @@ static void voc_play(int fd, int ofs, char *name)
|
|||
exit(EXIT_FAILURE);
|
||||
}
|
||||
}
|
||||
format.format = SND_PCM_SFMT_U8;
|
||||
format.sfmt = SND_PCM_SFMT_U8;
|
||||
format.channels = 1;
|
||||
format.rate = DEFAULT_SPEED;
|
||||
set_params();
|
||||
|
|
@ -1336,7 +1301,7 @@ static size_t calc_count(void)
|
|||
if (!timelimit) {
|
||||
count = 0x7fffffff;
|
||||
} else {
|
||||
count = snd_pcm_format_size(format.format,
|
||||
count = snd_pcm_format_size(format.sfmt,
|
||||
timelimit * format.rate *
|
||||
format.channels);
|
||||
}
|
||||
|
|
@ -1406,7 +1371,7 @@ static void begin_wave(int fd, size_t cnt)
|
|||
u_short tmp2;
|
||||
|
||||
bits = 8;
|
||||
switch (format.format) {
|
||||
switch (format.sfmt) {
|
||||
case SND_PCM_SFMT_U8:
|
||||
bits = 8;
|
||||
break;
|
||||
|
|
@ -1414,7 +1379,7 @@ static void begin_wave(int fd, size_t cnt)
|
|||
bits = 16;
|
||||
break;
|
||||
default:
|
||||
error("Wave doesn't support %s format...", snd_pcm_format_name(format.format));
|
||||
error("Wave doesn't support %s format...", snd_pcm_format_name(format.sfmt));
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
h.magic = WAV_RIFF;
|
||||
|
|
@ -1461,7 +1426,7 @@ static void begin_au(int fd, size_t cnt)
|
|||
ah.magic = AU_MAGIC;
|
||||
ah.hdr_size = BE_INT(24);
|
||||
ah.data_size = BE_INT(cnt);
|
||||
switch (format.format) {
|
||||
switch (format.sfmt) {
|
||||
case SND_PCM_SFMT_MU_LAW:
|
||||
ah.encoding = BE_INT(AU_FMT_ULAW);
|
||||
break;
|
||||
|
|
@ -1472,7 +1437,7 @@ static void begin_au(int fd, size_t cnt)
|
|||
ah.encoding = BE_INT(AU_FMT_LIN16);
|
||||
break;
|
||||
default:
|
||||
error("Sparc Audio doesn't support %s format...", snd_pcm_format_name(format.format));
|
||||
error("Sparc Audio doesn't support %s format...", snd_pcm_format_name(format.sfmt));
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
ah.sample_rate = BE_INT(format.rate);
|
||||
|
|
@ -1508,7 +1473,7 @@ static void header(int rtype, char *name)
|
|||
(stream == SND_PCM_STREAM_PLAYBACK) ? "Playing" : "Recording",
|
||||
fmt_rec_table[rtype].what,
|
||||
name);
|
||||
fprintf(stderr, "%s, ", snd_pcm_format_description(format.format));
|
||||
fprintf(stderr, "%s, ", snd_pcm_format_description(format.sfmt));
|
||||
fprintf(stderr, "Rate %d Hz, ", format.rate);
|
||||
if (format.channels == 1)
|
||||
fprintf(stderr, "Mono");
|
||||
|
|
@ -1558,7 +1523,7 @@ void playback_go(int fd, size_t loaded, size_t count, int rtype, char *name)
|
|||
if (r == 0)
|
||||
break;
|
||||
l += r;
|
||||
} while (mode != SND_PCM_MODE_FRAME && l < buffer_bytes);
|
||||
} while (xrun_mode != SND_PCM_XRUN_ASAP && l < buffer_bytes);
|
||||
l = l * 8 / bits_per_frame;
|
||||
r = pcm_write(audiobuf, l);
|
||||
if (r != l)
|
||||
|
|
@ -1624,7 +1589,7 @@ static void playback(char *name)
|
|||
exit(EXIT_FAILURE);
|
||||
}
|
||||
if (test_au(fd, audiobuf) >= 0) {
|
||||
rformat.format = SND_PCM_SFMT_MU_LAW;
|
||||
rformat.sfmt = SND_PCM_SFMT_MU_LAW;
|
||||
playback_go(fd, 0, count, FORMAT_AU, name);
|
||||
goto __end;
|
||||
}
|
||||
|
|
@ -1716,7 +1681,7 @@ void playbackv_go(int* fds, unsigned int channels, size_t loaded, size_t count,
|
|||
if (r == 0)
|
||||
break;
|
||||
c += r;
|
||||
} while (mode != SND_PCM_MODE_FRAME && c < expected);
|
||||
} while (xrun_mode != SND_PCM_XRUN_ASAP && c < expected);
|
||||
c = c * 8 / bits_per_sample;
|
||||
r = pcm_writev(bufs, channels, c);
|
||||
if (r != c)
|
||||
|
|
|
|||
|
|
@ -237,7 +237,7 @@ static void init_seq(char *source, char *dest)
|
|||
perror("snd_seq_open");
|
||||
exit(1);
|
||||
}
|
||||
seqfd = snd_seq_file_descriptor(handle);
|
||||
seqfd = snd_seq_poll_descriptor(handle);
|
||||
snd_seq_block_mode(handle, 0);
|
||||
|
||||
/* set client info */
|
||||
|
|
|
|||
Loading…
Reference in a new issue