perf is a tool you can use in Linux for analyzing performance-related issues. It has many features (e.g. it can report statistics on cache misses and set dynamic probes on kernel functions), but the one I’m concerned at this point is callchain sampling. That is, we can use perf as a sampling profiler. A sampling …
Continue reading “Getting perf to work on ARM32 Linux: Part 1, the tease”
Lately I’m working on a refactor in the append pipeline of the MediaSource Extensions implementation of the WebKit for the GStreamer ports. Working on refactors often triggers many build issues, not only because they often encompass a lot of code, but also because it’s very easy to miss errors in the client code when updating …
Continue reading “Setting up VisualStudio code to work with WebKitGTK using clangd”
It has been a while since GstValidate has been available. GstValidate has made it easier to write integration tests that check that playback and transcoding executing actions (like seeking, changing subtitle tracks, etc…) work as expected; testing at a high level rather than fine exact/fine grained data flow. As GStreamer is applied to an ever …
Continue reading “validateflow: A new tool to test GStreamer pipelines”