fixed the ffmpeg build size

libs/FFmpeg/include/libavutil/crc.h

@@ -39,6 +39,7 @@ typedef enum {
     AV_CRC_16_CCITT,
     AV_CRC_32_IEEE,
     AV_CRC_32_IEEE_LE,  /*< reversed bitorder version of AV_CRC_32_IEEE */
+    AV_CRC_16_ANSI_LE,  /*< reversed bitorder version of AV_CRC_16_ANSI */
     AV_CRC_24_IEEE = 12,
     AV_CRC_MAX,         /*< Not part of public API! Do not use outside libavutil. */
 }AVCRCId;