1 /*
2 * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
592 if (masterVolume != NULL) {
593 creator->addControl(creator, masterVolume);
594 }
595 if (masterBalance != NULL) {
596 creator->addControl(creator, masterBalance);
597 }
598 if (masterMute != NULL) {
599 creator->addControl(creator, masterMute);
600 }
601
602 // don't add per-channel controls for mono & stereo - they are handled by "master" controls
603 // TODO: this should be reviewed to handle controls other than mute & volume
604 if (totalChannels > 2) {
605 // add separate compound control for each channel (containing volume and mute)
606 // (ensure that we have controls)
607 if (ValidControlCount(volumeControls, 1, totalChannels) > 0 || ValidControlCount(muteControls, 1, totalChannels) > 0) {
608 for (int ch=1; ch<=totalChannels; ch++) {
609 // get the channel name
610 char *channelName;
611 CFStringRef cfname = NULL;
612 const AudioObjectPropertyAddress address = {kAudioObjectPropertyElementName, port->scope, ch};
613 UInt32 size = sizeof(cfname);
614 OSStatus err = AudioObjectGetPropertyData(mixer->deviceID, &address, 0, NULL, &size, &cfname);
615 if (err == noErr) {
616 CFIndex length = CFStringGetLength(cfname) + 1;
617 channelName = (char *)malloc(length);
618 CFStringGetCString(cfname, channelName, length, kCFStringEncodingUTF8);
619 CFRelease(cfname);
620 } else {
621 channelName = (char *)malloc(16);
622 sprintf(channelName, "Ch %d", ch);
623 }
624
625 void* jControls[2];
626 int controlCount = 0;
627 if (volumeControls[ch] != NULL) {
628 jControls[controlCount++] = CreatePortControl(mixer, creator, PortControl::Volume, volumeControls, ch, 1);
629 }
630 if (muteControls[ch] != NULL) {
631 jControls[controlCount++] = CreatePortControl(mixer, creator, PortControl::Mute, muteControls, ch, 1);
632 }
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1 /*
2 * Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
592 if (masterVolume != NULL) {
593 creator->addControl(creator, masterVolume);
594 }
595 if (masterBalance != NULL) {
596 creator->addControl(creator, masterBalance);
597 }
598 if (masterMute != NULL) {
599 creator->addControl(creator, masterMute);
600 }
601
602 // don't add per-channel controls for mono & stereo - they are handled by "master" controls
603 // TODO: this should be reviewed to handle controls other than mute & volume
604 if (totalChannels > 2) {
605 // add separate compound control for each channel (containing volume and mute)
606 // (ensure that we have controls)
607 if (ValidControlCount(volumeControls, 1, totalChannels) > 0 || ValidControlCount(muteControls, 1, totalChannels) > 0) {
608 for (int ch=1; ch<=totalChannels; ch++) {
609 // get the channel name
610 char *channelName;
611 CFStringRef cfname = NULL;
612 const AudioObjectPropertyAddress address = {kAudioObjectPropertyElementName, port->scope, (unsigned)ch};
613 UInt32 size = sizeof(cfname);
614 OSStatus err = AudioObjectGetPropertyData(mixer->deviceID, &address, 0, NULL, &size, &cfname);
615 if (err == noErr) {
616 CFIndex length = CFStringGetLength(cfname) + 1;
617 channelName = (char *)malloc(length);
618 CFStringGetCString(cfname, channelName, length, kCFStringEncodingUTF8);
619 CFRelease(cfname);
620 } else {
621 channelName = (char *)malloc(16);
622 sprintf(channelName, "Ch %d", ch);
623 }
624
625 void* jControls[2];
626 int controlCount = 0;
627 if (volumeControls[ch] != NULL) {
628 jControls[controlCount++] = CreatePortControl(mixer, creator, PortControl::Volume, volumeControls, ch, 1);
629 }
630 if (muteControls[ch] != NULL) {
631 jControls[controlCount++] = CreatePortControl(mixer, creator, PortControl::Mute, muteControls, ch, 1);
632 }
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