GNURadio reconfiguring flowgraphs

2019-11-04 Thread Thabet GHARBI
Hello, I'm interested in reconfiguring the flowgraph of my app at runtime. I see that there is a set of functions to do that: start/stop, lock/unlock, connect/disconnect https://www.gnuradio.org/doc/doxygen/page_operating_fg.html I have 2 questions about this: 1- Is it possible to use these funct

GNURadio app overflow with hackrf

2019-11-04 Thread Thabet GHARBI
Hello, I'm running a GNURadio app on my laptop with HackRF. My sampling rate is 13.5MHz. I have permanently overflow. How can I check if it's due to: - ADC overflow of HackRF hardware ? - My laptop which is maybe not powerful enough ? (VirtualMachine: Ubuntu 18.04, 2 cores allocated i7 @3GHz, 4G

GNURadio hardware acceleration on Zynq

2019-10-31 Thread Thabet GHARBI
Hello, Is there an updated wiki/tutorial about GNURadio hardware acceleration on Zynq? This one is obsolete: https://wiki.gnuradio.org/index.php/Zynq Any new works/feedback about offloading GR blocks to FPGA? Thanks. Best Regards,

Re: [Discuss-gnuradio] connect/disconnect blocks in hierarchical block depending on a variable

2019-10-22 Thread Thabet GHARBI
te transitions as > stream tags. > > Re: 2 > > Hier blocks shouldn't be involved in signal processing. So, although > it's generally possible to make a hier block a message acceptor, it's > rarely a good idea. > > Best regards, > Marcus > > > O

[Discuss-gnuradio] connect/disconnect blocks in hierarchical block depending on a variable

2019-10-21 Thread Thabet GHARBI
Hello, I'm writing a hierarchical block in C++, in which I instantiate 3 custom (hier)blocks. I want to start Block1 only, and depending on the value of one of its attributes (which changes during processing), disconnect it, and connect either block2 or block3, 1- What's the simplest way to do th

[Discuss-gnuradio] AttributeError when instantiating OSMOSDR source in my OOT module (C++)

2019-09-13 Thread Thabet GHARBI
Hello, I'm creating a GNU Radio OOT module in C++ language, in which I instantiate an osmosdr source. The syntax is : osmosdr::source ::sptr m_source = osmosdr::source::make(); I also implement other blocks in my design. In CMakeLists.txt file, I specify all these components: set(GR_REQUIRED_COMP