FATE: remove the -dct option from some decoding tests.

It is an encoding option, it has no effect when applied to decoding.

tests/fate/microsoft.mak

 FATE_SAMPLES_AVCONV-$(call DEMDEC, AVI, MSMPEG4V1) += fate-msmpeg4v1
-fate-msmpeg4v1: CMD = framecrc -flags +bitexact -dct fastint -idct simple -i $(SAMPLES)/msmpeg4v1/mpg4.avi -an
+fate-msmpeg4v1: CMD = framecrc -flags +bitexact -idct simple -i $(SAMPLES)/msmpeg4v1/mpg4.avi -an
 
 FATE_MSVIDEO1 += fate-msvideo1-8bit
 fate-msvideo1-8bit: CMD = framecrc -i $(SAMPLES)/cram/skating.avi -t 1 -pix_fmt rgb24

tests/fate/real.mak

@@ -13,7 +13,7 @@ fate-ra-cook: CMP = oneoff
 fate-ra-cook: REF = $(SAMPLES)/real/ra_cook.pcm
 
 FATE_SAMPLES_AVCONV-$(call DEMDEC, RM, RV30) += fate-rv30
-fate-rv30: CMD = framecrc -flags +bitexact -dct fastint -idct simple -i $(SAMPLES)/real/rv30.rm -an
+fate-rv30: CMD = framecrc -flags +bitexact -idct simple -i $(SAMPLES)/real/rv30.rm -an
 
 FATE_SAMPLES_AVCONV-$(call DEMDEC, RM, RV40) += fate-rv40
 fate-rv40: CMD = framecrc -i $(SAMPLES)/real/spygames-2MB.rmvb -t 10 -an -vsync 0

tests/fate/video.mak

@@ -173,7 +173,7 @@ FATE_SAMPLES_AVCONV-$(call DEMDEC, MVI, MOTIONPIXELS) += fate-motionpixels
 fate-motionpixels: CMD = framecrc -i $(SAMPLES)/motion-pixels/INTRO-partial.MVI -an -pix_fmt rgb24 -vframes 111
 
 FATE_SAMPLES_AVCONV-$(call DEMDEC, MPEGTS, MPEG2VIDEO) += fate-mpeg2-field-enc
-fate-mpeg2-field-enc: CMD = framecrc -flags +bitexact -dct fastint -idct simple -i $(SAMPLES)/mpeg2/mpeg2_field_encoding.ts -an -vframes 30
+fate-mpeg2-field-enc: CMD = framecrc -flags +bitexact -idct simple -i $(SAMPLES)/mpeg2/mpeg2_field_encoding.ts -an -vframes 30
 
 # FIXME dropped frames in this test because of coarse timebase
 FATE_NUV += fate-nuv-rtjpeg