Attached files

file filename
10-K - 10-K - DITECH NETWORKS INCa2199349z10-k.htm
EX-23.2 - EXHIBIT 23.2 - DITECH NETWORKS INCa2199349zex-23_2.htm
EX-31.1 - EXHIBIT 31.1 - DITECH NETWORKS INCa2199349zex-31_1.htm
EX-21.1 - EXHIBIT 21.1 - DITECH NETWORKS INCa2199349zex-21_1.htm
EX-32.1 - EXHIBIT 32.1 - DITECH NETWORKS INCa2199349zex-32_1.htm
EX-10.3 - EXHIBIT 10.3 - DITECH NETWORKS INCa2199349zex-10_3.htm
EX-31.2 - EXHIBIT 31.2 - DITECH NETWORKS INCa2199349zex-31_2.htm
EX-10.5 - EXHIBIT 10.5 - DITECH NETWORKS INCa2199349zex-10_5.htm
EX-10.28 - EXHIBIT 10.28 - DITECH NETWORKS INCa2199349zex-10_28.htm
EX-10.16 - EXHIBIT 10.16 - DITECH NETWORKS INCa2199349zex-10_16.htm
EX-10.12 - EXHIBIT 10.12 - DITECH NETWORKS INCa2199349zex-10_12.htm
EX-3.2 - EXHIBIT 3.2 - DITECH NETWORKS INCa2199349zex-3_2.htm

QuickLinks -- Click here to rapidly navigate through this document


Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

The Board of Directors
Ditech Networks, Inc.

        We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-137679, 333-133857, 333-129983, 333-126302, 333-126192, 333-120278, 333-110821, 333-100107, 333-82624, 333-70224, 333-60882, 333-30044, and 333-86311) of our report dated July 14, 2010 relating to the consolidated financial statements and financial statement schedule of Ditech Networks, Inc. as of and for the years ended April 30, 2010 and April 30, 2009, which appears in Ditech Networks, Inc's Annual Report on Form 10-K.

/s/ BURR PILGER MAYER, INC.

San Jose, California
July 14, 2010




QuickLinks