On Fri, May 03, 2013 at 09:08:34AM +0200, Martin Braun (CEL) wrote: > > Currently I have an implementation of the block, but I am having trouble > > understanding the relationship between ninput_items and noutput_items. > > When I > > feed the block from a file source consisting of 720 samples, I get > > ninput_items > > [0] = 720 and noutput_items = 512. Does this value for noutput_items mean I > > can only consume and copy 512 of the input samples? And do I need to > > implement > > forecast if I want to output more? > > That depends. Do you *really* want to output more? How many? What if > your have 1440 items at the input? > > Basically, this is telling you there's space for 512 items in the output > buffer. If you can use a sync_block, you'll never run into these > problems, because there's only one value.
Also, there's lots of other functions to control the output buffer size, e.g. set_output_multiple(), set_min_output_items()... MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg and National Laboratory of the Helmholtz Association
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