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report most significant audio device properties (#792)

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Fabian Greffrath 2022-11-08 12:25:24 +01:00 committed by GitHub
parent 6be8c38aed
commit d7a017ff25
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1 changed files with 10 additions and 7 deletions
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17
src/i_sound.c
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@ -707,13 +707,11 @@ void I_InitSound(void)
{
if(!nosfxparm || !nomusicparm)
{
int audio_buffers;
Uint16 mix_format;
int mix_channels;
printf("I_InitSound: ");
/* Initialize variables */
audio_buffers = GetSliceSize();
// haleyjd: the docs say we should do this
// In SDL2, SDL_InitSubSystem() and SDL_Init() are interchangeable.
if (SDL_Init(SDL_INIT_AUDIO) < 0)
@ -722,7 +720,7 @@ void I_InitSound(void)
return;
}
if (Mix_OpenAudioDevice(snd_samplerate, AUDIO_S16SYS, 2, audio_buffers, NULL,
if (Mix_OpenAudioDevice(snd_samplerate, AUDIO_S16SYS, 2, GetSliceSize(), NULL,
SDL_AUDIO_ALLOW_FREQUENCY_CHANGE | SDL_AUDIO_ALLOW_SAMPLES_CHANGE) < 0)
{
printf("Couldn't open audio with desired format.\n");
@ -730,11 +728,16 @@ void I_InitSound(void)
}
// [FG] feed actual sample frequency back into config variable
Mix_QuerySpec(&snd_samplerate, NULL, NULL);
Mix_QuerySpec(&snd_samplerate, &mix_format, &mix_channels);
printf("Configured audio device with %.1f kHz (%s%d%s), %d channels.\n",
(float)snd_samplerate / 1000,
SDL_AUDIO_ISFLOAT(mix_format) ? "F" : SDL_AUDIO_ISSIGNED(mix_format) ? "S" : "U",
(int)SDL_AUDIO_BITSIZE(mix_format),
SDL_AUDIO_ISBIGENDIAN(mix_format) ? "MSB" : "LSB",
mix_channels);
// [FG] let SDL_Mixer do the actual sound mixing
Mix_AllocateChannels(MAX_CHANNELS);
printf("Configured audio device with %d samples/slice.\n", audio_buffers);
I_AtExit(I_ShutdownSound, true);