summaryrefslogtreecommitdiff
path: root/dxr3audio-oss.c
diff options
context:
space:
mode:
Diffstat (limited to 'dxr3audio-oss.c')
-rw-r--r--dxr3audio-oss.c130
1 files changed, 0 insertions, 130 deletions
diff --git a/dxr3audio-oss.c b/dxr3audio-oss.c
deleted file mode 100644
index 8b2494d..0000000
--- a/dxr3audio-oss.c
+++ /dev/null
@@ -1,130 +0,0 @@
-/*
- *
- * Copyright (C) 2009 Christian Gmeiner
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- */
-
-#include <sys/soundcard.h>
-#include <unistd.h> // for close
-#include <sys/ioctl.h>
-
-#include "dxr3audio-oss.h"
-#include "dxr3device.h"
-#include "settings.h"
-
-static const char *DEV_DXR3_OSS = "_ma";
-
-void cAudioOss::openDevice()
-{
- if (open)
- return;
-
- fd = cDxr3Device::Dxr3Open(DEV_DXR3_OSS, O_RDWR | O_NONBLOCK);
-
- if (!fd) {
- esyslog("[dxr3-audio-oss] failed to open dxr3 audio subdevice");
- exit(1);
- }
-
- open = true;
-}
-
-void cAudioOss::releaseDevice()
-{
- if (!open)
- return;
-
- close(fd);
-
- open = false;
-}
-
-void cAudioOss::setup(int channels, int samplerate)
-{
- if (!open)
- return;
-
- // set sample rate
- if (curContext.samplerate != samplerate) {
- dsyslog("[dxr3-audio-oss] changing samplerate to %d (old %d) ", samplerate, curContext.samplerate);
- curContext.samplerate = samplerate;
- CHECK( ioctl(fd, SNDCTL_DSP_SAMPLESIZE, &samplerate));
- }
-
- // set channels
- if (curContext.channels != channels) {
- dsyslog("[dxr3-audio-oss] changing num of channels to %d (old %d)", channels, curContext.channels);
- curContext.channels = channels;
- CHECK( ioctl(fd, SNDCTL_DSP_CHANNELS, &channels));
- }
-}
-
-void cAudioOss::write(uchar* data, size_t size)
-{
- if (!open || !enabled)
- return;
-
- size_t ret = WriteAllOrNothing(fd, data, size, 1000, 10);
-
- if (ret != size) {
- dsyslog("[dxr3-audio-oss] writing audio failed");
- }
-}
-
-void cAudioOss::flush()
-{
- CHECK(cDxr3Device::instance()->ossFlush());
-}
-
-void cAudioOss::poll(cPoller &poller)
-{
- poller.Add(fd, true);
-}
-
-void cAudioOss::setDigitalAudio(bool on)
-{
- if (digitalAudio == on)
- return;
-
- reconfigure();
-
- digitalAudio = on;
-}
-
-void cAudioOss::reconfigure()
-{
- uint32_t ioval = 0;
- dsyslog("[dxr3-oss] reconfigure");
-
- // this is quite an imporant part, as we need to
- // decide how we set the audiomode of oss device.
- if (digitalAudio) {
- ioval = EM8300_AUDIOMODE_DIGITALAC3;
- } else {
-
- // digital or analog pcm?
- if (cSettings::instance()->useDigitalOut()) {
- ioval = EM8300_AUDIOMODE_DIGITALPCM;
- } else {
- ioval = EM8300_AUDIOMODE_ANALOG;
- }
- }
-
- // we need to do it this way, as we dont have access
- // to the file handle for the conrtol sub device.
- cDxr3Device::instance()->ossSetPlayMode(ioval);
-}