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SDL_OpenAudio
https://www.libsdl.org/release/SDL-1.2.15/docs/html/sdlopenaudio.html
SDL_OpenAudio reads these fields from the desired SDL_AudioSpec structure pass to the function and attempts to find an audio configuration matching your desired.As mentioned above, if the obtained parameter is NULL then SDL with convert from your desired audio settings to the hardware settings as it plays.. If obtained is NULL then the desired SDL_AudioSpec is your …
SDL_OpenAudio - man pages section 3: Library Interfaces ...
https://docs.oracle.com/cd/E88353_01/html/E37842/sdl-openaudio-3.html
SDL_OpenAudio calculates the size and silence fields for both the desired and obtained specifications. The size field stores the total size of the audio buffer in bytes, while the silence stores the value used to represent silence in the audio buffer The audio device starts out playing silence when it's opened, and should be enabled for playing ...
python - how to resolve error :SDL_OpenAudio (2 …
https://stackoverflow.com/questions/56127549/how-to-resolve-error-sdl-openaudio-2-channels-44100-hz-no-such-audio-device
SDL_OpenAudio (2 channels, 44100 Hz): No such audio device SDL_OpenAudio (1 channels, 44100 Hz): No such audio device No more channel combinations to try, audio open failed. python ssl audio. Share. Follow asked May 14 …
SDL_mixer 1.2.10: Mix_OpenAudio
https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer_11.html
SDL must be initialized with SDL_INIT_AUDIO before this call. frequency would be 44100 for 44.1KHz, which is CD audio rate. Most games use 22050, because 44100 requires too much CPU power on older computers. chunksize is the size of each mixed sample. The smaller this is the more your hooks will be called.
Mix_CloseAudio hangs when fluidsynth -o …
https://github.com/libsdl-org/SDL_mixer/issues/367
I believe my version of SDL_mixer is 1.2.12. (FWIW, I'm reporting this issue because other people in the pygame issue I mentioned appear to be still affected by it; I don't remember why I originally passed the audio.alsa.device option and my MIDI playback seems to work without it, so I'm not personally strongly motivated to get this fixed, though I'll help if I can.)
sdl_openaudio(3) - Linux man page
https://linux.die.net/man/3/sdl_openaudio
To open the audio device a desired SDL_AudioSpec must be created. CWSDL_AudioSpec *desired; . . desired=(SDL_AudioSpec *)malloc(sizeof(SDL_AudioSpec)); You must then fill this structure with your desired audio specifications. desired->freq desired->format desired->samples desired->callback CWvoid callback(void *userdata, Uint8 *stream, int len);
SDL_CloseAudio - SDL Wiki
https://wiki.libsdl.org/SDL_CloseAudio
SDL_CloseAudio. This function is a legacy means of closing the audio device. Syntax. void SDL_CloseAudio(void); Remarks. This function is equivalent to calling... SDL_CloseAudioDevice(1);...and is only useful if you used the legacy SDL_OpenAudio() function. Version. This function is available since SDL 2.0.0. Code Examples.
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