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author | Matthias P. Braendli <matthias.braendli@mpb.li> | 2014-03-29 19:38:06 +0100 |
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committer | Matthias P. Braendli <matthias.braendli@mpb.li> | 2014-03-29 19:38:06 +0100 |
commit | 82157d8c12a384a2af5f083b5a235dee496d133f (patch) | |
tree | 19cb26d84058b14701b4c7cee37b5e0dd40be4bc /README.md | |
parent | df47c58a9eab096320708c99c0de1e7eb0819dca (diff) | |
download | ODR-AudioEnc-82157d8c12a384a2af5f083b5a235dee496d133f.tar.gz ODR-AudioEnc-82157d8c12a384a2af5f083b5a235dee496d133f.tar.bz2 ODR-AudioEnc-82157d8c12a384a2af5f083b5a235dee496d133f.zip |
Prepare release 0.3.0 with MOT slideshow and DLS supportv0.3.0
Diffstat (limited to 'README.md')
-rw-r--r-- | README.md | 25 |
1 files changed, 19 insertions, 6 deletions
@@ -14,7 +14,7 @@ and encode to a ZeroMQ output compatible with ODR-DabMux. It supports experimental sound card clock drift compensation, that can compensate for imprecise sound card clocks. -*dabplus-enc-file-zmq* and *dabplus-enc-alsa-zmq* include experimental +*dabplus-enc-file-zmq* and *dabplus-enc-alsa-zmq* include support for DAB MOT Slideshow and DLS, written by [CSP](http://rd.csp.it). To encode DLS and Slideshow data, the *mot-encoder* tool reads images @@ -133,17 +133,30 @@ Wave file encoding, for non-realtime processing dabplus-enc-file-zmq -a -b 64 -i wave_file.wav -o station1.dabp -Usage of MOT Slideshow -====================== +Usage of MOT Slideshow and DLS +============================== -MOT Slideshow is an experimental feature. The *mot-encoder* reads images from +MOT Slideshow is a new feature, which has been tested on several receivers and +using [XPADxpert](http://www.basicmaster.de/xpadxpert/), but is still a work +in progress. + +*mot-encoder* reads images from the specified folder, and generates the PAD data for the encoder. This is communicated through a fifo to the encoder. It also reads DLS from a file, and includes this information in the PAD. -Only *dabplus-enc-file-zmq* and *dabplus-enc-alsa-zmq* insert the PAD data from +*dabplus-enc-file-zmq* and *dabplus-enc-alsa-zmq* can insert the PAD data from mot-encoder into the bitstream. +The mp2 encoder [toolame-dab](https://github.com/Opendigitalradio/toolame-dab) +can also read *mot-encoder* data. This is an ongoing development. Make sure you use the same pad length option -for the mot-encoder and the audio encoder. +for *mot-encoder* and the audio encoder. Only some pad lengths are supported, +please see *mot-encoder*'s help. + +Known Limitations +----------------- + +*mot-encoder* encodes slides in a 10 second interval, which is not linked +to the rate at which the encoder reads the PAD data. |