23 min read
librats vs libp2p: what a 5 MB peer-to-peer node buys you
Benchmarking librats, my C++ peer-to-peer library, against js-libp2p: 22x less memory, a 9.3x small-message gap, and a dead heat on bulk throughput.
#C++
9 articles
16 min read
Meet librats: a small peer-to-peer networking library for C++, Node.js, Python and Android
librats is an MIT-licensed peer-to-peer library: encrypted transport, mainline DHT discovery, NAT traversal and pub/sub in 5 MB for C++, Node.js, Python and Android.
1 min read
Display color output with C/C++ in the Windows terminal (fixing printed escape characters)
Making ANSI escape colors work in the Windows console from C/C++ with ENABLE_VIRTUAL_TERMINAL_PROCESSING, instead of printing raw escape characters.
1 min read
Mingw full static linkage instead of binary
Linking MinGW binaries fully statically with CMake to drop the libgcc_s_seh-1.dll and libstdc++-6.dll runtime dependencies from your Windows build.
1 min read
Cross-platform C++ architecture detection
Detecting CPU architecture (x86, x86_64, ARM, ARM64) at compile time with portable C/C++ preprocessor macros across GCC, Clang and MSVC.
1 min read
Mismatch of the libstdc++ library / _ZSt28__throw_bad_array_new_lengthv error
Fixing the _ZSt28__throw_bad_array_new_lengthv linker error on MinGW - how a libstdc++ version mismatch happens and how to verify your toolchain.
12 min read
GStreamer H264/MP4 decoding in C/C++: basics and buffer manipulation
GStreamer from C/C++: building H264/MP4 decode pipelines, gst-launch-1.0 basics, appsink/appsrc buffer manipulation and camera capture.
5 min read
Android NDK AAC decoder ADTS alignment
Decoding AAC on Android with the NDK AMediaCodec API: SoftAAC2 internals, ADTS header alignment and why the decoder drops your first frames.
1 min read
Send Ctrl+C event to any Windows window
A small WinAPI trick in C++ to send a Ctrl+C (or any key combination) to an arbitrary Windows window found by its process ID.