Search found 1112 matches

by Henrik
Thu 2019-03-21 15:33
Forum: Slave Decoder Applications
Topic: RTP Vorbis stream
Replies: 3
Views: 67

Re: RTP Vorbis stream

Hello! I have read your message thread, and have a comment of my own. The Ogg Vorbis decoder in VS1063 is exactly that: it requires for the Vorbis data to be Ogg capsulated. So, to get proper playback, what you would need to do is what you actually suggest yourself: As an alternative, I was consider...
by Henrik
Tue 2019-02-19 9:58
Forum: VS1005 and VSOS Software
Topic: VS1005 4-channel HiRes Recorder
Replies: 11
Views: 1982

Re: VS1005 4-channel HiRes Recorder

Hello! I am extremely pleased to announce that the HiRes Recorder now also supports 4-channel 96 kHz 24-bit PCM recording. Now it is possible to create a true professional quality multichannel recorder using the VS1005! Documentation has also been updated accordingly. 4-channel recording can be test...
by Henrik
Thu 2019-02-14 14:04
Forum: DSP and Audio Software
Topic: OPUS-Celt Codec for VS1063 and VS1005 ???
Replies: 3
Views: 2455

Re: OPUS-Celt Codec for VS1063 and VS1005 ???

Hello!

An Opus codec (both encoder and decoder) is currently in the works for the VS1005 series, and should be released later this year.

Kind regards,
- Henrik
by Henrik
Thu 2019-02-14 14:02
Forum: VS1005 and VSOS Software
Topic: VS1005 4-channel HiRes Recorder
Replies: 11
Views: 1982

Re: VS1005 4-channel HiRes Recorder

Hello! Something I forgot from the previous message: here is an example config.txt file for setting up the system for the 4-channel HiRes Recorder: [0] # Default configuration, no buttons pressed during boot. # Sets up audio drivers and clock, then starts HiRes Recorder.. # # Set clock to a higher v...
by Henrik
Mon 2019-02-11 13:33
Forum: VS1005 and VSOS Software
Topic: VS1005 4-channel HiRes Recorder
Replies: 11
Views: 1982

Re: VS1005 4-channel HiRes Recorder v0.60

Hello everyone! We have some exciting new development: The VS1005 HiRes Recorder can now also record 4-channel 24-bit audio! lcd4ch2.png If you connect a stereo I2S A/D converter to VS1005, you can now record 4 channels at the same time: both from VS1005 and from the I2S source! This functionality i...
by Henrik
Mon 2018-11-12 15:42
Forum: Microcontroller Software
Topic: Ogg Encoder Plugin upload behaviour
Replies: 1
Views: 139

Re: Ogg Encoder Plugin upload behaviour

Hello! The .img files containing the VS1053 Ogg Vorbis encoder plugin are approximately 40 KiB of size. That means that sending the encoder through SPI at 10 Mbit/s will take 64 milliseconds even taking about the 100% SPI overhead you get if you don't use SCI Multiple Write. If using SCI Multiple Wr...
by Henrik
Tue 2018-11-06 13:56
Forum: VS1005 and VSOS Software
Topic: Audio Selector and Loopback Program
Replies: 0
Views: 628

Audio Selector and Loopback Program

Hello! Attached to this message is a simple audio input selector and loopback program for VS1005 / VSOS. It lets the user select from several stereo / mono inputs, and outputs to stdaudioout. Also a volume control is included. By using the configuration provided in the README.TXT file also a simulta...
by Henrik
Fri 2018-10-05 8:08
Forum: VS1005 and VSOS Software
Topic: Guitar Amplifier simulator GuitAmp.dl3
Replies: 0
Views: 526

Guitar Amplifier simulator GuitAmp.dl3

Hello all! It is with great pleasure I present you an all-new signal processing algorithm: the Guitar Amplifier Simulator GuitAmp.dl3. GuitAmp is a parametric distortion DSP algorithm that lets the VS1005 run different stages of amplification, distortion, and equalization, to simulate an electric gu...
by Henrik
Mon 2018-09-03 11:04
Forum: VS1005 and VSOS Software
Topic: VS1005 4-channel HiRes Recorder
Replies: 11
Views: 1982

Re: VS1005 HiRes Recorder v0.51

Hello! Attached to this message is the VS1005 HiRes Recorder release 0.51. Hope you enjoy it! We have also just released the VS1005 BreakOut Board Mark II, which supports the recorder. It is available from here: http://www.vlsi.fi/en/support/evaluationboards/vs1005breakoutboardmk2recorder.html Kind ...
by Henrik
Thu 2018-08-09 14:17
Forum: VS1005 and VSOS Software
Topic: Updated AAC Decoder Driver decaac.dl3
Replies: 1
Views: 376

Updated AAC Decoder Driver decaac.dl3

Hello! Wew have a new version of the AAC decoder. It is an early test release that has support for playing MPEG-DASH (Dynamic Adaptive Streaming over HTTP) AAC files. To try the decoder, unzip the attached file decaac.zip, then copy the resulting decaac.dl3 to your S:SYS/ directory. If you try this ...