https://github.com/francisdb/sdl-audiotest
Test application for SDL pinball audio
https://github.com/francisdb/sdl-audiotest
Last synced: about 2 months ago
JSON representation
Test application for SDL pinball audio
- Host: GitHub
- URL: https://github.com/francisdb/sdl-audiotest
- Owner: francisdb
- License: mit
- Created: 2023-11-03T10:36:12.000Z (over 1 year ago)
- Default Branch: main
- Last Pushed: 2023-11-08T09:36:50.000Z (over 1 year ago)
- Last Synced: 2025-03-02T14:40:48.128Z (about 2 months ago)
- Language: C
- Size: 27.3 KB
- Stars: 0
- Watchers: 2
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- License: LICENSE
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README
# sdl-audiotest
Test application for SDL pinball audio
## Dependencies
```bash
sudo apt install libsdl2-dev
```
## Build
```bash
cmake -DCMAKE_BUILD_TYPE=Release -B build
cmake --build build -- -j$(nproc)
```
## Run
```bash
./build/sdl-audiotest
```
### Forcing an audio driver
```bash
SDL_AUDIODRIVER=pipewire ./build/sdl-audiotest
```
For a list of possible values see the [SDL FAQ](hhttps://wiki.libsdl.org/SDL2/FAQUsingSDL#how_do_i_choose_a_specific_audio_driver)
## Linux audio debugging
Use `helvum` to check pipewire wiring.
Use `hdajackretask` from `alsa-tools-gui` to remap audio jacks on the motherboard (Realtek).
```bash
aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC897 Analog [ALC897 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: HDMI [HDA ATI HDMI], device 3: HDMI 0 [LG HDR 4K]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: HDMI [HDA ATI HDMI], device 7: HDMI 1 [LG ULTRAFINE]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: HDMI [HDA ATI HDMI], device 8: HDMI 2 [HDMI 2]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: HDMI [HDA ATI HDMI], device 9: HDMI 3 [HDMI 3]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 2: X [Razer Barracuda X], device 0: USB Audio [USB Audio]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 3: ICUSBAUDIO7D [ICUSBAUDIO7D], device 0: USB Audio [USB Audio]
Subdevices: 1/1
Subdevice #0: subdevice #0
```
```bash
speaker-test -c 8 -t wav -l 1 --device hw:3,0
speaker-test 1.2.9
Playback device is hw:3,0
Stream parameters are 48000Hz, S16_LE, 8 channels
WAV file(s)
Rate set to 48000Hz (requested 48000Hz)
Buffer size range from 96 to 96000
Period size range from 48 to 48000
Using max buffer size 96000
Periods = 4
was set period_size = 24000
was set buffer_size = 96000
0 - Front Left
2 - Front Center
1 - Front Right
5 - Side Right
7 - Side Right
4 - Side Left
6 - Side Left
3 - LFE
Time per period = 9,489026
```