@@ -290,7 +290,7 @@ fate: $(FATE)

 $(FATE): ffmpeg$(EXESUF) $(FATE_UTILS:%=tests/%$(HOSTEXESUF))

 	@echo "TEST    $(@:fate-%=%)"

-	$(Q)$(SRC_PATH)/tests/fate-run.sh $@ "$(SAMPLES)" "$(TARGET_EXEC)" "$(TARGET_PATH)" '$(CMD)' '$(CMP)' '$(REF)' '$(FUZZ)'

+	$(Q)$(SRC_PATH)/tests/fate-run.sh $@ "$(SAMPLES)" "$(TARGET_EXEC)" "$(TARGET_PATH)" '$(CMD)' '$(CMP)' '$(REF)' '$(FUZZ)' '$(THREADS)'

 fate-list:

 	@printf '%s\n' $(sort $(FATE))

@@ -15,6 +15,7 @@ command=$5

 cmp=${6:-diff}

 ref=${7:-"${base}/ref/fate/${test}"}

 fuzz=$8

+threads=${9:-1}

 outdir="tests/data/fate"

 outfile="${outdir}/${test}"

@@ -48,7 +49,7 @@ run(){

 }

 ffmpeg(){

-    run ffmpeg -v 0 "$@"

+    run ffmpeg -v 0 -threads $threads "$@"

 }

 framecrc(){

@@ -77,7 +78,7 @@ regtest(){

     cleanfiles="$cleanfiles $outfile $errfile"

     outfile=tests/data/regression/$2/$t

     errfile=tests/data/$t.$2.err

-    ${base}/${1}-regression.sh $t $2 $3 "$target_exec" "$target_path"

+    ${base}/${1}-regression.sh $t $2 $3 "$target_exec" "$target_path" "$threads"

 }

 codectest(){

@@ -9,6 +9,7 @@ test_ref=$2

 raw_src_dir=$3

 target_exec=$4

 target_path=$5

+threads=${6:-1}

 datadir="./tests/data"

 target_datadir="${target_path}/${datadir}"

@@ -52,7 +53,7 @@ echov(){

 . $(dirname $0)/md5.sh

-FFMPEG_OPTS="-v 0 -y -flags +bitexact -dct fastint -idct simple -sws_flags +accurate_rnd+bitexact"

+FFMPEG_OPTS="-v 0 -threads $threads -y -flags +bitexact -dct fastint -idct simple -sws_flags +accurate_rnd+bitexact"

 run_ffmpeg()

 {