ALSA backend can handle int32 and float32 data directly.

libsdl-org · Aug 31, 2006 · 43fbc7d · 43fbc7d
1 parent 7228939
commit 43fbc7d
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/src/audio/alsa/SDL_alsa_audio.c b/src/audio/alsa/SDL_alsa_audio.c
@@ -542,6 +542,18 @@ ALSA_OpenAudio(_THIS, SDL_AudioSpec * spec)
         case AUDIO_U16MSB:
             format = SND_PCM_FORMAT_U16_BE;
             break;
+        case AUDIO_S32LSB:
+            format = SND_PCM_FORMAT_U32_LE;
+            break;
+        case AUDIO_S32MSB:
+            format = SND_PCM_FORMAT_U32_BE;
+            break;
+        case AUDIO_F32LSB:
+            format = SND_PCM_FORMAT_FLOAT_LE;
+            break;
+        case AUDIO_F32MSB:
+            format = SND_PCM_FORMAT_FLOAT_BE;
+            break;
         default:
             format = 0;
             break;