Allow 0 stereo count

src/audio_core/adsp/apps/opus/opus_decoder.cpp

@@ -30,9 +30,9 @@ bool IsValidMultiStreamChannelCount(u32 channel_count) {
     return channel_count <= OpusStreamCountMax;
 }
 
-bool IsValidMultiStreamStreamCounts(s32 total_stream_count, s32 sterero_stream_count) {
+bool IsValidMultiStreamStreamCounts(s32 total_stream_count, s32 stereo_stream_count) {
     return IsValidMultiStreamChannelCount(total_stream_count) && total_stream_count > 0 &&
-           sterero_stream_count > 0 && sterero_stream_count <= total_stream_count;
+           stereo_stream_count >= 0 && stereo_stream_count <= total_stream_count;
 }
 } // namespace
 

src/audio_core/opus/decoder_manager.cpp

@@ -24,7 +24,7 @@ bool IsValidSampleRate(u32 sample_rate) {
 }
 
 bool IsValidStreamCount(u32 channel_count, u32 total_stream_count, u32 stereo_stream_count) {
-    return total_stream_count > 0 && stereo_stream_count > 0 &&
+    return total_stream_count > 0 && static_cast<s32>(stereo_stream_count) >= 0 &&
            stereo_stream_count <= total_stream_count &&
            total_stream_count + stereo_stream_count <= channel_count;
 }