g722: Add a regression test for muxing/demuxing in wav

Signed-off-by: Martin Storsjö <martin@martin.st>

tests/codec-regression.sh

@@ -291,6 +291,11 @@ do_audio_encoding ac3.rm "-vn -acodec ac3_fixed"
 #$tiny_psnr $pcm_dst $pcm_ref 2 1024
 fi
 
+if [ -n "$do_g722" ] ; then
+do_audio_encoding g722.wav "-b 64k -ac 1 -ar 16000 -acodec g722"
+do_audio_decoding
+fi
+
 if [ -n "$do_g726" ] ; then
 do_audio_encoding g726.wav "-b 32k -ac 1 -ar 8000 -acodec g726"
 do_audio_decoding

tests/ref/acodec/g722

+b380355e0360b4e50ee78f33fd60a0f5 *./tests/data/acodec/g722.wav
+47991 ./tests/data/acodec/g722.wav
+82fdd5bb059336e0550de7ba5947c5bb *./tests/data/g722.acodec.out.wav
+stddev: 8860.44 PSNR: 17.38 MAXDIFF:33814 bytes:   191732/  1058400