PHASER_PLANAR     194 libavfilter/af_aphaser.c PHASER_PLANAR(flt, float)
PHASER_PLANAR     195 libavfilter/af_aphaser.c PHASER_PLANAR(s16, int16_t)
PHASER_PLANAR     196 libavfilter/af_aphaser.c PHASER_PLANAR(s32, int32_t)