avcodec/flacenc: Regression test for ticket #4628

Corresponding commit: 2469ed32c8

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

tests/fate/flac.mak

@@ -6,6 +6,7 @@ FATE_FLAC += fate-flac-16-chmode-indep                                  \
              fate-flac-16-lpc-cholesky                                  \
              fate-flac-16-lpc-levinson                                  \
              fate-flac-24-comp-8                                        \
+             fate-flac-rice-params                                      \
 
 fate-flac-16-chmode-%: OPTS = -ch_mode $(@:fate-flac-16-chmode-%=%)
 fate-flac-16-fixed:    OPTS = -lpc_type fixed
@@ -19,6 +20,9 @@ fate-flac-24-comp-%: OPTS = -compression_level $(@:fate-flac-24-comp-%=%)
 fate-flac-24-%: REF = $(SAMPLES)/audio-reference/divertimenti_2ch_96kHz_s24.wav
 fate-flac-24-%: CMD = enc_dec_pcm flac wav s24le $(subst $(SAMPLES),$(TARGET_SAMPLES),$(REF)) -c flac $(OPTS)
 
+fate-flac-rice-params: REF = $(SAMPLES)/audio-reference/chorusnoise_2ch_44kHz_s16.wav
+fate-flac-rice-params: CMD = enc_dec_pcm flac wav s16le $(subst $(SAMPLES),$(TARGET_SAMPLES),$(REF)) -c flac
+
 fate-flac-%: CMP = oneoff
 fate-flac-%: FUZZ = 0