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authormarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
committermarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
commit3562e78743202e43aec8727005182a2558117eca (patch)
tree8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/hw/xfree86/os-support/solaris/sun_bell.c
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Checked in the following released items:
xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/hw/xfree86/os-support/solaris/sun_bell.c')
-rw-r--r--xorg-server/hw/xfree86/os-support/solaris/sun_bell.c185
1 files changed, 185 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/os-support/solaris/sun_bell.c b/xorg-server/hw/xfree86/os-support/solaris/sun_bell.c
new file mode 100644
index 000000000..29ecd7300
--- /dev/null
+++ b/xorg-server/hw/xfree86/os-support/solaris/sun_bell.c
@@ -0,0 +1,185 @@
+/* Copyright 2004-2005 Sun Microsystems, Inc. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, and/or sell copies of the Software, and to permit persons
+ * to whom the Software is furnished to do so, provided that the above
+ * copyright notice(s) and this permission notice appear in all copies of
+ * the Software and that both the above copyright notice(s) and this
+ * permission notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
+ * OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+ * HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
+ * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
+ * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
+ * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder
+ * shall not be used in advertising or otherwise to promote the sale, use
+ * or other dealings in this Software without prior written authorization
+ * of the copyright holder.
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <sys/audio.h>
+#include <sys/uio.h>
+#include <limits.h>
+#include <math.h>
+#include <poll.h>
+
+#include "xf86.h"
+#include "xf86Priv.h"
+#include "xf86_OSlib.h"
+
+#define BELL_RATE 48000 /* Samples per second */
+#define BELL_HZ 50 /* Fraction of a second i.e. 1/x */
+#define BELL_MS (1000/BELL_HZ) /* MS */
+#define BELL_SAMPLES (BELL_RATE / BELL_HZ)
+#define BELL_MIN 3 /* Min # of repeats */
+
+#define AUDIO_DEVICE "/dev/audio"
+
+_X_EXPORT void
+xf86OSRingBell(int loudness, int pitch, int duration)
+{
+ static short samples[BELL_SAMPLES];
+ static short silence[BELL_SAMPLES]; /* "The Sound of Silence" */
+ static int lastFreq;
+ int cnt;
+ int i;
+ int written;
+ int repeats;
+ int freq;
+ audio_info_t audioInfo;
+ struct iovec iov[IOV_MAX];
+ int iovcnt;
+ double ampl, cyclen, phase;
+ int audioFD;
+
+ if ((loudness <= 0) || (pitch <= 0) || (duration <= 0)) {
+ return;
+ }
+
+ lastFreq = 0;
+ bzero(silence, sizeof(silence));
+
+ audioFD = open(AUDIO_DEVICE, O_WRONLY | O_NONBLOCK);
+ if (audioFD == -1) {
+ xf86Msg(X_ERROR, "Bell: cannot open audio device \"%s\": %s\n",
+ AUDIO_DEVICE, strerror(errno));
+ return;
+ }
+
+ freq = pitch;
+ freq = min(freq, (BELL_RATE / 2) - 1);
+ freq = max(freq, 2 * BELL_HZ);
+
+ /*
+ * Ensure full waves per buffer
+ */
+ freq -= freq % BELL_HZ;
+
+ if (freq != lastFreq) {
+ lastFreq = freq;
+ ampl = 16384.0;
+
+ cyclen = (double) freq / (double) BELL_RATE;
+ phase = 0.0;
+
+ for (i = 0; i < BELL_SAMPLES; i++) {
+ samples[i] = (short) (ampl * sin(2.0 * M_PI * phase));
+ phase += cyclen;
+ if (phase >= 1.0)
+ phase -= 1.0;
+ }
+ }
+
+ repeats = (duration + (BELL_MS / 2)) / BELL_MS;
+ repeats = max(repeats, BELL_MIN);
+
+ loudness = max(0, loudness);
+ loudness = min(loudness, 100);
+
+#ifdef DEBUG
+ ErrorF("BELL : freq %d volume %d duration %d repeats %d\n",
+ freq, loudness, duration, repeats);
+#endif
+
+ AUDIO_INITINFO(&audioInfo);
+ audioInfo.play.encoding = AUDIO_ENCODING_LINEAR;
+ audioInfo.play.sample_rate = BELL_RATE;
+ audioInfo.play.channels = 2;
+ audioInfo.play.precision = 16;
+ audioInfo.play.gain = min(AUDIO_MAX_GAIN, AUDIO_MAX_GAIN * loudness / 100);
+
+ if (ioctl(audioFD, AUDIO_SETINFO, &audioInfo) < 0){
+ xf86Msg(X_ERROR,
+ "Bell: AUDIO_SETINFO failed on audio device \"%s\": %s\n",
+ AUDIO_DEVICE, strerror(errno));
+ close(audioFD);
+ return;
+ }
+
+ iovcnt = 0;
+
+ for (cnt = 0; cnt <= repeats; cnt++) {
+ iov[iovcnt].iov_base = (char *) samples;
+ iov[iovcnt++].iov_len = sizeof(samples);
+ if (cnt == repeats) {
+ /* Insert a bit of silence so that multiple beeps are distinct and
+ * not compressed into a single tone.
+ */
+ iov[iovcnt].iov_base = (char *) silence;
+ iov[iovcnt++].iov_len = sizeof(silence);
+ }
+ if ((iovcnt >= IOV_MAX) || (cnt == repeats)) {
+ written = writev(audioFD, iov, iovcnt);
+
+ if ((written < ((int)(sizeof(samples) * iovcnt)))) {
+ /* audio buffer was full! */
+
+ int naptime;
+
+ if (written == -1) {
+ if (errno != EAGAIN) {
+ xf86Msg(X_ERROR,
+ "Bell: writev failed on audio device \"%s\": %s\n",
+ AUDIO_DEVICE, strerror(errno));
+ close(audioFD);
+ return;
+ }
+ i = iovcnt;
+ } else {
+ i = ((sizeof(samples) * iovcnt) - written)
+ / sizeof(samples);
+ }
+ cnt -= i;
+
+ /* sleep a little to allow audio buffer to drain */
+ naptime = BELL_MS * i;
+ poll(NULL, 0, naptime);
+
+ i = ((sizeof(samples) * iovcnt) - written) % sizeof(samples);
+ iovcnt = 0;
+ if ((written != -1) && (i > 0)) {
+ iov[iovcnt].iov_base = ((char *) samples) + i;
+ iov[iovcnt++].iov_len = sizeof(samples) - i;
+ }
+ } else {
+ iovcnt = 0;
+ }
+ }
+ }
+
+ close(audioFD);
+ return;
+}