X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=nageru%2Faudio_mixer.h;h=14e7e85d098065aabc5cd39d70ed5b31a8713041;hb=f677a047d02e4d21491f2905bd220557472e1960;hp=1cf4da349e71d4cc28d7c2ad5b4689f56fd7586d;hpb=8f9854b994be8dead8a5a1e9921402b7e1d6f12c;p=nageru

diff --git a/nageru/audio_mixer.h b/nageru/audio_mixer.h
index 1cf4da3..14e7e85 100644
--- a/nageru/audio_mixer.h
+++ b/nageru/audio_mixer.h
@@ -37,6 +37,10 @@ namespace bmusb {
 struct AudioFormat;
 }  // namespace bmusb
 
+// Convert the given audio from {16,24,32}-bit M-channel to 32-bit N-channel PCM.
+// Assumes little-endian and chunky, signed PCM throughout.
+std::vector<int32_t> convert_audio_to_fixed32(const uint8_t *data, unsigned num_samples, bmusb::AudioFormat audio_format, unsigned num_destination_channels);
+
 enum EQBand {
 	EQ_BAND_BASS = 0,
 	EQ_BAND_MID,