diff options
Diffstat (limited to 'regress/sys/dev/audio/autest.c')
| -rw-r--r-- | regress/sys/dev/audio/autest.c | 78 |
1 files changed, 68 insertions, 10 deletions
diff --git a/regress/sys/dev/audio/autest.c b/regress/sys/dev/audio/autest.c index 171b99dbcb6..fd2a31f9856 100644 --- a/regress/sys/dev/audio/autest.c +++ b/regress/sys/dev/audio/autest.c @@ -1,4 +1,4 @@ -/* $OpenBSD: autest.c,v 1.11 2005/09/27 02:53:43 drahn Exp $ */ +/* $OpenBSD: autest.c,v 1.12 2007/04/25 15:27:54 jason Exp $ */ /* * Copyright (c) 2002 Jason L. Wright (jason@thought.net) @@ -37,6 +37,7 @@ #include <math.h> #include <unistd.h> #include <errno.h> +#include <limits.h> /* XXX ADPCM is currently pretty broken... diagnosis and fix welcome */ #undef USE_ADPCM @@ -69,13 +70,50 @@ void enc_adpcm_8(int, audio_encoding_t *, int, int); void audio_wait(int); void check_srate(struct ausrate *); void mark_time(struct timeval *); +int get_int(const char *, int *); +int get_double(const char *, double *); #define PLAYFREQ 440.0 #define PLAYSECS 2 +double playfreq = PLAYFREQ; #define DEFAULT_DEV "/dev/sound" int +get_double(const char *buf, double *d) +{ + char *ep; + long dd; + + errno = 0; + dd = strtod(buf, &ep); + if (buf[0] == '\0' || *ep != '\0') + return (-1); + if (errno == ERANGE && (dd == -HUGE_VAL || dd == HUGE_VAL)) + return (-1); + *d = dd; + return (0); +} + +int +get_int(const char *buf, int *i) +{ + char *ep; + long lv; + + errno = 0; + lv = strtol(buf, &ep, 10); + if (buf[0] == '\0' || *ep != '\0') + return (-1); + if (errno == ERANGE && (lv == LONG_MAX || lv == LONG_MIN)) + return (-1); + if (lv < INT_MIN || lv > INT_MAX) + return (-1); + *i = lv; + return (0); +} + +int main(int argc, char **argv) { audio_info_t ainfo; @@ -83,13 +121,24 @@ main(int argc, char **argv) int fd, i, c; int rate = 8000; - while ((c = getopt(argc, argv, "f:r:")) != -1) { + while ((c = getopt(argc, argv, "f:r:t:")) != -1) { switch (c) { case 'f': fname = optarg; break; case 'r': - rate = atoi(optarg); + if (get_int(optarg, &rate) || rate <= 0) { + fprintf(stderr, "%s bad rate %s\n", + argv[0], optarg); + return (1); + } + break; + case 't': + if (get_double(optarg, &playfreq) || playfreq <= 0.0) { + fprintf(stderr, "%s bad freq %s\n", + argv[0], optarg); + return (1); + } break; case '?': default: @@ -314,7 +363,7 @@ enc_ulinear_8(int fd, audio_encoding_t *enc, int chans, int rate) u_int8_t v; d = 127.0 * sinf(((float)i / (float)inf.play.sample_rate) * - (2 * M_PI * PLAYFREQ)); + (2 * M_PI * playfreq)); d = rintf(d + 127.0); v = d; @@ -375,7 +424,7 @@ enc_slinear_8(int fd, audio_encoding_t *enc, int chans, int rate) int8_t v; d = 127.0 * sinf(((float)i / (float)inf.play.sample_rate) * - (2 * M_PI * PLAYFREQ)); + (2 * M_PI * playfreq)); d = rintf(d); v = d; @@ -436,7 +485,7 @@ enc_slinear_16(int fd, audio_encoding_t *enc, int chans, int order, int rate) int16_t v; d = 32767.0 * sinf(((float)i / (float)inf.play.sample_rate) * - (2 * M_PI * PLAYFREQ)); + (2 * M_PI * playfreq)); d = rintf(d); v = d; @@ -506,7 +555,7 @@ enc_ulinear_16(int fd, audio_encoding_t *enc, int chans, int order, int rate) u_int16_t v; d = 32767.0 * sinf(((float)i / (float)inf.play.sample_rate) * - (2 * M_PI * PLAYFREQ)); + (2 * M_PI * playfreq)); d = rintf(d + 32767.0); v = d; @@ -580,7 +629,7 @@ enc_adpcm_8(int fd, audio_encoding_t *enc, int chans, int rate) float d; d = 32767.0 * sinf(((float)i / (float)inf.play.sample_rate) * - (2 * M_PI * PLAYFREQ)); + (2 * M_PI * playfreq)); samples[i] = rintf(d); } @@ -657,7 +706,7 @@ enc_ulaw_8(int fd, audio_encoding_t *enc, int chans, int rate) float x; x = 32765.0 * sinf(((float)i / (float)inf.play.sample_rate) * - (2 * M_PI * PLAYFREQ)); + (2 * M_PI * playfreq)); samples[i] = x; } @@ -687,6 +736,7 @@ void enc_alaw_8(int fd, audio_encoding_t *enc, int chans, int rate) { audio_info_t inf; + struct ausrate rt; int16_t *samples = NULL; int i, j; u_int8_t *outbuf = NULL, *p; @@ -706,6 +756,10 @@ enc_alaw_8(int fd, audio_encoding_t *enc, int chans, int rate) printf("[getinfo: %s]", strerror(errno)); goto out; } + rt.r_rate = inf.play.sample_rate; + rt.s_rate = inf.play.sample_rate; + rt.bps = 1* chans; + rt.bytes = inf.play.sample_rate * chans * PLAYSECS; samples = (int16_t *)calloc(inf.play.sample_rate, sizeof(*samples)); if (samples == NULL) { @@ -723,7 +777,7 @@ enc_alaw_8(int fd, audio_encoding_t *enc, int chans, int rate) float x; x = 32767.0 * sinf(((float)i / (float)inf.play.sample_rate) * - (2 * M_PI * PLAYFREQ)); + (2 * M_PI * playfreq)); samples[i] = x; } @@ -734,10 +788,14 @@ enc_alaw_8(int fd, audio_encoding_t *enc, int chans, int rate) } } + mark_time(&rt.tv_begin); for (i = 0; i < PLAYSECS; i++) { write(fd, outbuf, inf.play.sample_rate * chans); } audio_wait(fd); + mark_time(&rt.tv_end); + check_srate(&rt); + out: if (samples != NULL) |