mirror of
https://github.com/Ryujinx/libsoundio.git
synced 2024-12-23 00:35:36 +00:00
implement getting default device indexes
This commit is contained in:
Andrew Kelley
parent
d36493e1fe
commit
7eaa3d3054
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@ -23,6 +23,7 @@ set(LIBSOUNDIO_SOURCES
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"${CMAKE_SOURCE_DIR}/src/dummy.cpp"
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"${CMAKE_SOURCE_DIR}/src/pulseaudio.cpp"
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"${CMAKE_SOURCE_DIR}/src/dummy_ring_buffer.cpp"
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"${CMAKE_SOURCE_DIR}/src/channel_layout.cpp"
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)
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set(CONFIGURE_OUT_FILE "${CMAKE_BINARY_DIR}/config.h")
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set(LIBSOUNDIO_HEADERS
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383
src/channel_layout.cpp
Normal file
383
src/channel_layout.cpp
Normal file
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@ -0,0 +1,383 @@
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/*
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* Copyright (c) 2015 Andrew Kelley
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*
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* This file is part of libsoundio, which is MIT licensed.
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* See http://opensource.org/licenses/MIT
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*/
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#include "soundio.hpp"
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#include <stdio.h>
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static struct SoundIoChannelLayout builtin_channel_layouts[] = {
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{
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"Mono",
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1,
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{
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SoundIoChannelIdFrontCenter,
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},
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},
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{
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"Stereo",
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2,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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},
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},
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{
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"2.1",
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3,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdLowFrequency,
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},
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},
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{
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"3.0",
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3,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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}
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},
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{
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"3.0 (back)",
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3,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdBackCenter,
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}
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},
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{
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"3.1",
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4,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdLowFrequency,
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}
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},
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{
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"4.0",
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4,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdBackCenter,
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}
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},
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{
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"4.1",
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4,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdLowFrequency,
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}
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},
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{
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"Quad",
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4,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdBackLeft,
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SoundIoChannelIdBackRight,
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},
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},
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{
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"Quad (side)",
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4,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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}
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},
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{
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"5.0",
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5,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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}
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},
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{
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"5.0 (back)",
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5,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdBackLeft,
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SoundIoChannelIdBackRight,
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}
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},
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{
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"5.1",
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6,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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SoundIoChannelIdLowFrequency,
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}
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},
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{
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"5.1 (back)",
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6,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdBackLeft,
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SoundIoChannelIdBackRight,
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SoundIoChannelIdLowFrequency,
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}
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},
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{
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"6.0",
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6,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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SoundIoChannelIdBackCenter,
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}
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},
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{
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"6.0 (front)",
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6,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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SoundIoChannelIdFrontLeftOfCenter,
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SoundIoChannelIdFrontRightOfCenter,
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}
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},
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{
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"Hexagonal",
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6,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdBackLeft,
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SoundIoChannelIdBackRight,
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SoundIoChannelIdBackCenter,
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}
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},
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{
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"6.1",
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7,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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SoundIoChannelIdBackCenter,
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SoundIoChannelIdLowFrequency,
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}
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},
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{
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"6.1 (back)",
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7,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdBackLeft,
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SoundIoChannelIdBackRight,
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SoundIoChannelIdBackCenter,
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SoundIoChannelIdLowFrequency,
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}
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},
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{
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"6.1 (front)",
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7,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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SoundIoChannelIdFrontLeftOfCenter,
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SoundIoChannelIdFrontRightOfCenter,
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SoundIoChannelIdLowFrequency,
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}
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},
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{
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"7.0",
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7,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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SoundIoChannelIdBackLeft,
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SoundIoChannelIdBackRight,
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}
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},
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{
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"7.0 (front)",
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7,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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SoundIoChannelIdFrontLeftOfCenter,
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SoundIoChannelIdFrontRightOfCenter,
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}
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},
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{
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"7.1",
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8,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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SoundIoChannelIdBackLeft,
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SoundIoChannelIdBackRight,
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SoundIoChannelIdLowFrequency,
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}
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},
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{
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"7.1 (wide)",
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8,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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SoundIoChannelIdFrontLeftOfCenter,
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SoundIoChannelIdFrontRightOfCenter,
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SoundIoChannelIdLowFrequency,
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}
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},
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{
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"7.1 (wide) (back)",
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8,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdBackLeft,
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SoundIoChannelIdBackRight,
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SoundIoChannelIdFrontLeftOfCenter,
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SoundIoChannelIdFrontRightOfCenter,
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SoundIoChannelIdLowFrequency,
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}
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},
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{
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"Octagonal",
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8,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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SoundIoChannelIdSideLeft,
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SoundIoChannelIdSideRight,
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SoundIoChannelIdBackLeft,
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SoundIoChannelIdBackRight,
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SoundIoChannelIdBackCenter,
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}
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},
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};
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bool soundio_channel_layout_equal(
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const struct SoundIoChannelLayout *a,
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const struct SoundIoChannelLayout *b)
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{
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if (a->channel_count != b->channel_count)
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return false;
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for (int i = 0; i < a->channel_count; i += 1) {
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if (a->channels[i] != b->channels[i])
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return false;
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}
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return true;
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}
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const char *soundio_get_channel_name(enum SoundIoChannelId id) {
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switch (id) {
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case SoundIoChannelIdInvalid: return "(Invalid Channel)";
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case SoundIoChannelIdCount: return "(Invalid Channel)";
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case SoundIoChannelIdFrontLeft: return "Front Left";
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case SoundIoChannelIdFrontRight: return "Front Right";
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case SoundIoChannelIdFrontCenter: return "Front Center";
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case SoundIoChannelIdLowFrequency: return "Low Frequency";
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case SoundIoChannelIdBackLeft: return "Back Left";
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case SoundIoChannelIdBackRight: return "Back Right";
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case SoundIoChannelIdFrontLeftOfCenter: return "Front Left of Center";
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case SoundIoChannelIdFrontRightOfCenter: return "Front Right of Center";
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case SoundIoChannelIdBackCenter: return "Back Center";
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case SoundIoChannelIdSideLeft: return "Side Left";
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case SoundIoChannelIdSideRight: return "Side Right";
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case SoundIoChannelIdTopCenter: return "Top Center";
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case SoundIoChannelIdTopFrontLeft: return "Top Front Left";
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case SoundIoChannelIdTopFrontCenter: return "Top Front Center";
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case SoundIoChannelIdTopFrontRight: return "Top Front Right";
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case SoundIoChannelIdTopBackLeft: return "Top Back Left";
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case SoundIoChannelIdTopBackCenter: return "Top Back Center";
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case SoundIoChannelIdTopBackRight: return "Top Back Right";
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}
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return "(Invalid Channel)";
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}
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int soundio_channel_layout_builtin_count(void) {
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return array_length(builtin_channel_layouts);
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}
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const struct SoundIoChannelLayout *soundio_channel_layout_get_builtin(int index) {
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assert(index >= 0);
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assert(index <= array_length(builtin_channel_layouts));
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return &builtin_channel_layouts[index];
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}
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void soundio_debug_print_channel_layout(const struct SoundIoChannelLayout *layout) {
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if (layout->name) {
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fprintf(stderr, "%s\n", layout->name);
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} else {
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fprintf(stderr, "%s", soundio_get_channel_name(layout->channels[0]));
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for (int i = 1; i < layout->channel_count; i += 1) {
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fprintf(stderr, ", %s", soundio_get_channel_name(layout->channels[i]));
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}
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fprintf(stderr, "\n");
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}
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}
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int soundio_channel_layout_find_channel(
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const struct SoundIoChannelLayout *layout, enum SoundIoChannelId channel)
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{
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for (int i = 0; i < layout->channel_count; i += 1) {
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if (layout->channels[i] == channel)
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return i;
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}
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return -1;
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}
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400
src/soundio.cpp
400
src/soundio.cpp
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@ -11,305 +11,17 @@
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#include "pulseaudio.hpp"
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#include <assert.h>
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#include <stdio.h>
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static struct SoundIoChannelLayout builtin_channel_layouts[] = {
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{
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"Mono",
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1,
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{
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SoundIoChannelIdFrontCenter,
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},
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},
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{
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"Stereo",
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2,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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},
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},
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{
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"2.1",
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3,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdLowFrequency,
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},
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},
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{
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"3.0",
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3,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
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const char *soundio_error_string(int error) {
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switch ((enum SoundIoError)error) {
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case SoundIoErrorNone: return "(no error)";
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case SoundIoErrorNoMem: return "out of memory";
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case SoundIoErrorInitAudioBackend: return "unable to initialize audio backend";
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case SoundIoErrorSystemResources: return "system resource not available";
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case SoundIoErrorOpeningDevice: return "unable to open device";
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}
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},
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{
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"3.0 (back)",
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3,
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdBackCenter,
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}
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},
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{
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"3.1",
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4,
|
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{
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
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SoundIoChannelIdFrontCenter,
|
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SoundIoChannelIdLowFrequency,
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}
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},
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{
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"4.0",
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4,
|
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{
|
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SoundIoChannelIdFrontLeft,
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SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
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SoundIoChannelIdBackCenter,
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||||
}
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},
|
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{
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"4.1",
|
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4,
|
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{
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SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdLowFrequency,
|
||||
}
|
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},
|
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{
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"Quad",
|
||||
4,
|
||||
{
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SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdBackLeft,
|
||||
SoundIoChannelIdBackRight,
|
||||
},
|
||||
},
|
||||
{
|
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"Quad (side)",
|
||||
4,
|
||||
{
|
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SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
}
|
||||
},
|
||||
{
|
||||
"5.0",
|
||||
5,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
}
|
||||
},
|
||||
{
|
||||
"5.0 (back)",
|
||||
5,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdBackLeft,
|
||||
SoundIoChannelIdBackRight,
|
||||
}
|
||||
},
|
||||
{
|
||||
"5.1",
|
||||
6,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
SoundIoChannelIdLowFrequency,
|
||||
}
|
||||
},
|
||||
{
|
||||
"5.1 (back)",
|
||||
6,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdBackLeft,
|
||||
SoundIoChannelIdBackRight,
|
||||
SoundIoChannelIdLowFrequency,
|
||||
}
|
||||
},
|
||||
{
|
||||
"6.0",
|
||||
6,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
SoundIoChannelIdBackCenter,
|
||||
}
|
||||
},
|
||||
{
|
||||
"6.0 (front)",
|
||||
6,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
SoundIoChannelIdFrontLeftOfCenter,
|
||||
SoundIoChannelIdFrontRightOfCenter,
|
||||
}
|
||||
},
|
||||
{
|
||||
"Hexagonal",
|
||||
6,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdBackLeft,
|
||||
SoundIoChannelIdBackRight,
|
||||
SoundIoChannelIdBackCenter,
|
||||
}
|
||||
},
|
||||
{
|
||||
"6.1",
|
||||
7,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
SoundIoChannelIdBackCenter,
|
||||
SoundIoChannelIdLowFrequency,
|
||||
}
|
||||
},
|
||||
{
|
||||
"6.1 (back)",
|
||||
7,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdBackLeft,
|
||||
SoundIoChannelIdBackRight,
|
||||
SoundIoChannelIdBackCenter,
|
||||
SoundIoChannelIdLowFrequency,
|
||||
}
|
||||
},
|
||||
{
|
||||
"6.1 (front)",
|
||||
7,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
SoundIoChannelIdFrontLeftOfCenter,
|
||||
SoundIoChannelIdFrontRightOfCenter,
|
||||
SoundIoChannelIdLowFrequency,
|
||||
}
|
||||
},
|
||||
{
|
||||
"7.0",
|
||||
7,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
SoundIoChannelIdBackLeft,
|
||||
SoundIoChannelIdBackRight,
|
||||
}
|
||||
},
|
||||
{
|
||||
"7.0 (front)",
|
||||
7,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
SoundIoChannelIdFrontLeftOfCenter,
|
||||
SoundIoChannelIdFrontRightOfCenter,
|
||||
}
|
||||
},
|
||||
{
|
||||
"7.1",
|
||||
8,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
SoundIoChannelIdBackLeft,
|
||||
SoundIoChannelIdBackRight,
|
||||
SoundIoChannelIdLowFrequency,
|
||||
}
|
||||
},
|
||||
{
|
||||
"7.1 (wide)",
|
||||
8,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
SoundIoChannelIdFrontLeftOfCenter,
|
||||
SoundIoChannelIdFrontRightOfCenter,
|
||||
SoundIoChannelIdLowFrequency,
|
||||
}
|
||||
},
|
||||
{
|
||||
"7.1 (wide) (back)",
|
||||
8,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdBackLeft,
|
||||
SoundIoChannelIdBackRight,
|
||||
SoundIoChannelIdFrontLeftOfCenter,
|
||||
SoundIoChannelIdFrontRightOfCenter,
|
||||
SoundIoChannelIdLowFrequency,
|
||||
}
|
||||
},
|
||||
{
|
||||
"Octagonal",
|
||||
8,
|
||||
{
|
||||
SoundIoChannelIdFrontLeft,
|
||||
SoundIoChannelIdFrontRight,
|
||||
SoundIoChannelIdFrontCenter,
|
||||
SoundIoChannelIdSideLeft,
|
||||
SoundIoChannelIdSideRight,
|
||||
SoundIoChannelIdBackLeft,
|
||||
SoundIoChannelIdBackRight,
|
||||
SoundIoChannelIdBackCenter,
|
||||
}
|
||||
},
|
||||
};
|
||||
panic("invalid error enum value: %d", error);
|
||||
}
|
||||
|
||||
int soundio_get_bytes_per_sample(enum SoundIoSampleFormat sample_format) {
|
||||
switch (sample_format) {
|
||||
|
|
@ -338,90 +50,6 @@ const char * soundio_sample_format_string(enum SoundIoSampleFormat sample_format
|
|||
}
|
||||
|
||||
|
||||
bool soundio_channel_layout_equal(
|
||||
const struct SoundIoChannelLayout *a,
|
||||
const struct SoundIoChannelLayout *b)
|
||||
{
|
||||
if (a->channel_count != b->channel_count)
|
||||
return false;
|
||||
|
||||
for (int i = 0; i < a->channel_count; i += 1) {
|
||||
if (a->channels[i] != b->channels[i])
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
const char *soundio_get_channel_name(enum SoundIoChannelId id) {
|
||||
switch (id) {
|
||||
case SoundIoChannelIdInvalid: return "(Invalid Channel)";
|
||||
case SoundIoChannelIdCount: return "(Invalid Channel)";
|
||||
|
||||
case SoundIoChannelIdFrontLeft: return "Front Left";
|
||||
case SoundIoChannelIdFrontRight: return "Front Right";
|
||||
case SoundIoChannelIdFrontCenter: return "Front Center";
|
||||
case SoundIoChannelIdLowFrequency: return "Low Frequency";
|
||||
case SoundIoChannelIdBackLeft: return "Back Left";
|
||||
case SoundIoChannelIdBackRight: return "Back Right";
|
||||
case SoundIoChannelIdFrontLeftOfCenter: return "Front Left of Center";
|
||||
case SoundIoChannelIdFrontRightOfCenter: return "Front Right of Center";
|
||||
case SoundIoChannelIdBackCenter: return "Back Center";
|
||||
case SoundIoChannelIdSideLeft: return "Side Left";
|
||||
case SoundIoChannelIdSideRight: return "Side Right";
|
||||
case SoundIoChannelIdTopCenter: return "Top Center";
|
||||
case SoundIoChannelIdTopFrontLeft: return "Top Front Left";
|
||||
case SoundIoChannelIdTopFrontCenter: return "Top Front Center";
|
||||
case SoundIoChannelIdTopFrontRight: return "Top Front Right";
|
||||
case SoundIoChannelIdTopBackLeft: return "Top Back Left";
|
||||
case SoundIoChannelIdTopBackCenter: return "Top Back Center";
|
||||
case SoundIoChannelIdTopBackRight: return "Top Back Right";
|
||||
}
|
||||
return "(Invalid Channel)";
|
||||
}
|
||||
|
||||
int soundio_channel_layout_builtin_count(void) {
|
||||
return array_length(builtin_channel_layouts);
|
||||
}
|
||||
|
||||
const struct SoundIoChannelLayout *soundio_channel_layout_get_builtin(int index) {
|
||||
assert(index >= 0);
|
||||
assert(index <= array_length(builtin_channel_layouts));
|
||||
return &builtin_channel_layouts[index];
|
||||
}
|
||||
|
||||
void soundio_debug_print_channel_layout(const struct SoundIoChannelLayout *layout) {
|
||||
if (layout->name) {
|
||||
fprintf(stderr, "%s\n", layout->name);
|
||||
} else {
|
||||
fprintf(stderr, "%s", soundio_get_channel_name(layout->channels[0]));
|
||||
for (int i = 1; i < layout->channel_count; i += 1) {
|
||||
fprintf(stderr, ", %s", soundio_get_channel_name(layout->channels[i]));
|
||||
}
|
||||
fprintf(stderr, "\n");
|
||||
}
|
||||
}
|
||||
|
||||
int soundio_channel_layout_find_channel(
|
||||
const struct SoundIoChannelLayout *layout, enum SoundIoChannelId channel)
|
||||
{
|
||||
for (int i = 0; i < layout->channel_count; i += 1) {
|
||||
if (layout->channels[i] == channel)
|
||||
return i;
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
const char *soundio_error_string(int error) {
|
||||
switch ((enum SoundIoError)error) {
|
||||
case SoundIoErrorNone: return "(no error)";
|
||||
case SoundIoErrorNoMem: return "out of memory";
|
||||
case SoundIoErrorInitAudioBackend: return "unable to initialize audio backend";
|
||||
case SoundIoErrorSystemResources: return "system resource not available";
|
||||
case SoundIoErrorOpeningDevice: return "unable to open device";
|
||||
}
|
||||
panic("invalid error enum value: %d", error);
|
||||
}
|
||||
|
||||
const char *soundio_backend_name(enum SoundIoBackend backend) {
|
||||
switch (backend) {
|
||||
|
|
@ -482,3 +110,13 @@ int soundio_get_output_device_count(struct SoundIo *soundio) {
|
|||
assert(soundio->safe_devices_info);
|
||||
return soundio->safe_devices_info->output_devices.length;
|
||||
}
|
||||
|
||||
int soundio_get_default_input_device_index(struct SoundIo *soundio) {
|
||||
assert(soundio->safe_devices_info);
|
||||
return soundio->safe_devices_info->default_input_index;
|
||||
}
|
||||
|
||||
int soundio_get_default_output_device_index(struct SoundIo *soundio) {
|
||||
assert(soundio->safe_devices_info);
|
||||
return soundio->safe_devices_info->default_output_index;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue