mov_cenc_write_encrypted  182 libavformat/movenccenc.c     mov_cenc_write_encrypted(ctx, pb, buf_in, size);
mov_cenc_write_encrypted  216 libavformat/movenccenc.c         mov_cenc_write_encrypted(ctx, pb, nal_start + 1, nal_end - nal_start - 1);
mov_cenc_write_encrypted  266 libavformat/movenccenc.c         mov_cenc_write_encrypted(ctx, pb, buf_in + 1, nalsize - 1);