FATE_SAMPLES_AVCONV += $(FATE_TIFF-yes)
fate-tiff: $(FATE_TIFF-yes)
-FATE_SAMPLES_AVCONV-$(call DEMDEC, IMAGE2, WEBP) += fate-webp
-fate-webp: CMD = framecrc -i $(TARGET_SAMPLES)/webp/image_small.webp
+FATE_WEBP += fate-webp-yuv420p
+fate-webp-yuv420p: CMD = framecrc -i $(TARGET_SAMPLES)/webp/image_small.webp
+
+FATE_WEBP += fate-webp-yuva420p
+fate-webp-yuva420p: CMD = framecrc -i $(TARGET_SAMPLES)/webp/1_webp_a.webp
+
+FATE_WEBP-$(call DEMDEC, IMAGE2, WEBP) += $(FATE_WEBP)
+FATE_SAMPLES_AVCONV += $(FATE_WEBP-yes)
+fate-webp: $(FATE_WEBP-yes)
FATE_XBM += fate-xbm10
fate-xbm10: CMD = framecrc -i $(TARGET_SAMPLES)/xbm/xl.xbm