Load Binary File to an Encoded String

Demonstrates how to load a binary file directly into a string encoded as base64, hex, URL, quoted-printable, etc.

Download Chilkat FileAccess ActiveX (freeware)

CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @fac int
    EXEC @hr = sp_OACreate 'Chilkat.FileAccess', @fac OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @encodedStr nvarchar(4000)

    --  The 2nd argument specifies the encoding and may
    --  be "base64", "hex", "url", or "qp".
    EXEC sp_OAMethod @fac, 'ReadBinaryToEncoded', @encodedStr OUT, 'sample.pdf', 'base64'
    IF @encodedStr Is NULL 
      BEGIN
        EXEC sp_OAGetProperty @fac, 'LastErrorText', @sTmp0 OUT

        PRINT @sTmp0
      END
    ELSE
      BEGIN

        PRINT @encodedStr
      END
END
GO