extern AVCodec ff_adpcm_g726le_encoder;
extern AVCodec ff_adpcm_g726le_decoder;
extern AVCodec ff_adpcm_ima_amv_decoder;
+extern AVCodec ff_adpcm_ima_amv_encoder;
extern AVCodec ff_adpcm_ima_alp_decoder;
extern AVCodec ff_adpcm_ima_alp_encoder;
extern AVCodec ff_adpcm_ima_apc_decoder;