diff options
| author | Max Kellermann <max@musicpd.org> | 2020-07-01 22:49:53 +0200 |
|---|---|---|
| committer | Max Kellermann <max@musicpd.org> | 2020-07-01 23:02:22 +0200 |
| commit | e606044271458f6ce335a6ff54832f81523baf0c (patch) | |
| tree | 21d137357f86955a41b20b404e788bb5bd222ccf /src/apple | |
| parent | bcbb3371ff24a1bca63264fcf6f2f78d95fcd10a (diff) | |
apple/AudioUnit: library wrapping AudioUnit*() functions
Diffstat (limited to 'src/apple')
| -rw-r--r-- | src/apple/AudioUnit.hxx | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/apple/AudioUnit.hxx b/src/apple/AudioUnit.hxx new file mode 100644 index 000000000..bc6f72b53 --- /dev/null +++ b/src/apple/AudioUnit.hxx @@ -0,0 +1,55 @@ +/* + * Copyright 2020 Max Kellermann <max.kellermann@gmail.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef APPLE_AUDIO_UNIT_HXX +#define APPLE_AUDIO_UNIT_HXX + +#include "Throw.hxx" + +#include <AudioUnit/AudioUnit.h> + +template<typename T> +T +AudioUnitGetPropertyT(AudioUnit inUnit, AudioUnitPropertyID inID, + AudioUnitScope inScope, + AudioUnitElement inElement) +{ + UInt32 size = sizeof(T); + T value; + + OSStatus status = AudioUnitGetProperty(inUnit, inID, inScope, + inElement, + &value, &size); + if (status != noErr) + Apple::ThrowOSStatus(status); + + return value; +} + +#endif |