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Moved some info fields to proper place (setup). Renamed mmap_size to mmap_bytes. Added detailed fail report to params_t. Added params_info to API.

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This commit is contained in:
Abramo Bagnara 2000-07-01 10:38:30 +00:00
parent 08c3ad2d62
commit bc41b6a2b7
1 changed files with 23 additions and 17 deletions
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40
aplay/aplay.c
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@ -61,6 +61,7 @@ static ssize_t (*writev_func)(snd_pcm_t *handle, const struct iovec *vector, uns
static char *command;
static snd_pcm_t *handle;
static snd_pcm_info_t cinfo;
static snd_pcm_params_info_t cpinfo;
static snd_pcm_format_t rformat, format;
static snd_pcm_setup_t setup;
static int timelimit = 0;
@ -114,10 +115,10 @@ struct fmt_capture {
static void check_new_format(snd_pcm_format_t * format)
{
if (cinfo.rates & (SND_PCM_RATE_CONTINUOUS|SND_PCM_RATE_KNOT)) {
if (format->rate < cinfo.min_rate ||
format->rate > cinfo.max_rate) {
fprintf(stderr, "%s: unsupported rate %iHz (valid range is %iHz-%iHz)\n", command, format->rate, cinfo.min_rate, cinfo.max_rate);
if (cpinfo.rates & (SND_PCM_RATE_CONTINUOUS|SND_PCM_RATE_KNOT)) {
if (format->rate < cpinfo.min_rate ||
format->rate > cpinfo.max_rate) {
fprintf(stderr, "%s: unsupported rate %iHz (valid range is %iHz-%iHz)\n", command, format->rate, cpinfo.min_rate, cpinfo.max_rate);
exit(EXIT_FAILURE);
}
} else {
@ -136,16 +137,16 @@ static void check_new_format(snd_pcm_format_t * format)
case 192000: r = SND_PCM_RATE_192000; break;
default: r = 0; break;
}
if (!(cinfo.rates & r)) {
if (!(cpinfo.rates & r)) {
fprintf(stderr, "%s: unsupported rate %iHz\n", command, format->rate);
exit(EXIT_FAILURE);
}
}
if (cinfo.min_channels > format->channels || cinfo.max_channels < format->channels) {
fprintf(stderr, "%s: unsupported number of channels %i (valid range is %i-%i)\n", command, format->channels, cinfo.min_channels, cinfo.max_channels);
if (cpinfo.min_channels > format->channels || cpinfo.max_channels < format->channels) {
fprintf(stderr, "%s: unsupported number of channels %i (valid range is %i-%i)\n", command, format->channels, cpinfo.min_channels, cpinfo.max_channels);
exit(EXIT_FAILURE);
}
if (!(cinfo.formats & (1 << format->format))) {
if (!(cpinfo.formats & (1 << format->format))) {
fprintf(stderr, "%s: unsupported format %s\n", command, snd_pcm_get_format_name(format->format));
exit(EXIT_FAILURE);
}
@ -415,7 +416,7 @@ int main(int argc, char *argv[])
return 1;
}
if (client_channel >= rformat.channels) {
fprintf(stderr, "Error: attempt to bind unavailable stream channel %d\n", client_channel);
fprintf(stderr, "Error: attempt to bind unavailable channel %d\n", client_channel);
return 1;
}
if (slave_channel >= pcm_channels) {
@ -605,9 +606,14 @@ int main(int argc, char *argv[])
}
}
memset(&cinfo, 0, sizeof(cinfo));
cinfo.stream = stream;
if ((err = snd_pcm_info(handle, &cinfo)) < 0) {
fprintf(stderr, "Error: stream info error: %s\n", snd_strerror(err));
fprintf(stderr, "Error: info error: %s\n", snd_strerror(err));
return 1;
}
memset(&cpinfo, 0, sizeof(cpinfo));
if ((err = snd_pcm_params_info(handle, &cpinfo)) < 0) {
fprintf(stderr, "Error: params info error: %s\n", snd_strerror(err));
return 1;
}
@ -801,7 +807,7 @@ static void set_params(void)
params.frames_fill_max = 1024;
params.frames_xrun_max = 0;
if (snd_pcm_params(handle, &params) < 0) {
fprintf(stderr, "%s: unable to set stream params\n", command);
fprintf(stderr, "%s: unable to set params\n", command);
exit(EXIT_FAILURE);
}
if (mmap_flag) {
@ -811,7 +817,7 @@ static void set_params(void)
}
}
if (snd_pcm_prepare(handle) < 0) {
fprintf(stderr, "%s: unable to prepare stream\n", command);
fprintf(stderr, "%s: unable to prepare PCM\n", command);
exit(EXIT_FAILURE);
}
memset(&setup, 0, sizeof(setup));
@ -843,13 +849,13 @@ void playback_underrun(void)
memset(&status, 0, sizeof(status));
if (snd_pcm_status(handle, &status)<0) {
fprintf(stderr, "playback stream status error\n");
fprintf(stderr, "playback status error\n");
exit(EXIT_FAILURE);
}
if (status.state == SND_PCM_STATE_XRUN) {
fprintf(stderr, "underrun at position %u!!!\n", status.frame_io);
if (snd_pcm_prepare(handle)<0) {
fprintf(stderr, "underrun: playback stream prepare error\n");
fprintf(stderr, "underrun: playback prepare error\n");
exit(EXIT_FAILURE);
}
return; /* ok, data should be accepted again */
@ -866,7 +872,7 @@ void capture_overrun(void)
memset(&status, 0, sizeof(status));
if (snd_pcm_status(handle, &status)<0) {
fprintf(stderr, "capture stream status error\n");
fprintf(stderr, "capture status error\n");
exit(EXIT_FAILURE);
}
if (status.state == SND_PCM_STATE_RUNNING)
@ -874,7 +880,7 @@ void capture_overrun(void)
if (status.state == SND_PCM_STATE_XRUN) {
fprintf(stderr, "overrun at position %u!!!\n", status.frame_io);
if (snd_pcm_prepare(handle)<0) {
fprintf(stderr, "overrun: capture stream prepare error\n");
fprintf(stderr, "overrun: capture prepare error\n");
exit(EXIT_FAILURE);
}
return; /* ok, data should be accepted again */