package/mediastreamer: resample needs speex and speexdsp

resample needs speex and speexdsp as spotted by Thomas Petazzoni during
review of https://patchwork.ozlabs.org/patch/1252391/

Fixes:
 - http://autobuild.buildroot.org/results/32d06517a5470f71d9b7dc99139f6c3071e7d77d

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/mediastreamer/mediastreamer.mk

@@ -113,6 +113,12 @@ else
 MEDIASTREAMER_CONF_OPTS += -DENABLE_SPEEX_DSP=OFF
 endif
 
+ifeq ($(BR2_PACKAGE_SPEEX)$(BR2_PACKAGE_SPEEXDSP),yy)
+MEDIASTREAMER_CONF_OPTS += -DENABLE_RESAMPLE=ON
+else
+MEDIASTREAMER_CONF_OPTS += -DENABLE_RESAMPLE=OFF
+endif
+
 ifeq ($(BR2_PACKAGE_FFMPEG_SWSCALE),y)
 MEDIASTREAMER_CONF_OPTS += -DENABLE_FFMPEG=ON
 MEDIASTREAMER_DEPENDENCIES += ffmpeg