The LEAD AAC Encoder is included in the LEAD H.264 Encoder, H.264 Professional and the LEAD MPEG-4 Standard Encoder. The AAC Decoder is included in the H.264 Decoder and the MPEG-4 Decoder.
Advanced Audio Coding (AAC), also known as MPEG-2 Part 7, is a digital audio encoding and lossy compression format. AAC delivers high quality audio at a lower BitRate compared to other audio encoding standards like ISO/MPEG Audio Layer-3; MP3.
The LEAD AAC Audio Encoder and Decoder are DirectShow® filters for compressing and decompressing audio data using the AAC compression standard (ISO/IEC 13818-7).
* Supports both variable and constant bitrates. * Output channels selection. * Surround feature. * Supports both versions of AAC, MPEG-4 and MPEG-2. * Supports different profiles; Low Complexity profile, Main profile, and Long Term Prediction profile. * Supports 2 stream formats; Raw and ADTS. * Output sample Frequency selection. * Cut-off frequency option. * Force stereo output option in the decoder.