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[多媒体] G728(LD-CELP)
说明:G.728 is an ITU-T ADPCM speech codec standard covering the transmission of voice at rates of 16, 24, 32, and 40 kbit/s. It was introduced to supersede both G.721, which covered ADPCM at 32 kbit/s, and G.723, which described ADPCM for 24 and 40 kbit/s<chu> 在 2008-10-13 上传 | 大小:47.88kb | 下载:0
[多媒体] G729(CS-ACELP)
说明:G.729 is an ITU-T ADPCM speech codec standard covering the transmission of voice at rates of 16, 24, 32, and 40 kbit/s. It was introduced to supersede both G.721, which covered ADPCM at 32 kbit/s, and G.723, which described ADPCM for 24 and 40 kbit/s<chu> 在 2008-10-13 上传 | 大小:954.19kb | 下载:0
[网络编程] MD5
说明:MD5 (Message-Digest algorithm 5) is a widely used, partially insecure[1] cryptographic hash function with a 128-bit hash value. As an Internet standard (RFC 1321), MD5 has been employed in a wide variety of security applications, and is also commonly<chu> 在 2008-10-13 上传 | 大小:34.7kb | 下载:0
[多媒体] MPEG-4_decode
说明:可直接使用的mpeg4解码代码 MPEG-4 is a collection of methods defining compression of audio and visual (AV) digital data. It was introduced in late 1998 and designated a standard for a group of audio and video coding formats and related technology agreed upon<chu> 在 2008-10-13 上传 | 大小:131.72kb | 下载:0