shithub: opus

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Better handling of DTX for range coder state checks

--- a/src/opus_decoder.c

+++ b/src/opus_decoder.c

@@ -442,7 +442,10 @@

     	            st->channels, window, st->Fs);

     }

-    st->rangeFinal = dec.rng ^ redundant_rng;

+    if (len <= 1)

+       st->rangeFinal = 0;

+    else

+       st->rangeFinal = dec.rng ^ redundant_rng;

     st->prev_mode = mode;

     st->prev_redundancy = redundancy;

--- a/src/opus_encoder.c

+++ b/src/opus_encoder.c

@@ -261,6 +261,7 @@

     opus_uint32 redundant_rng = 0;

     ALLOC_STACK;

+    st->rangeFinal = 0;

     if (400*frame_size != st->Fs && 200*frame_size != st->Fs && 100*frame_size != st->Fs &&

          50*frame_size != st->Fs &&  25*frame_size != st->Fs &&  50*frame_size != 3*st->Fs)

         return OPUS_BAD_ARG;