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fix(rtsp): ignore clientRefreshRateX100 if more than 1% variance from framerate (#5027)

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Co-authored-by: Andy Grundman <105828+andygrundman@users.noreply.github.com>
This commit is contained in:
David Lane
2026-04-18 23:08:27 -04:00
committed by GitHub
parent 5ffa66ee52
commit 7228c2553c
1 changed files with 10 additions and 0 deletions
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10
src/rtsp.cpp
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@@ -990,6 +990,16 @@ namespace rtsp_stream {
config.monitor.width = (int) util::from_view(args.at("x-nv-video[0].clientViewportWd"sv));
config.monitor.framerate = (int) util::from_view(args.at("x-nv-video[0].maxFPS"sv));
config.monitor.framerateX100 = (int) util::from_view(args.at("x-nv-video[0].clientRefreshRateX100"sv));
// Validate framerateX100 against framerate. Some clients (e.g. Moonlight Android) send the
// client display's refresh rate as clientRefreshRateX100, which may differ from the requested
// streaming framerate. Discard framerateX100 if the derived fps is not within 1% of framerate.
if (config.monitor.framerateX100 > 0) {
double fps_strict = config.monitor.framerateX100 / 100.0;
double ratio = fps_strict / config.monitor.framerate;
if (ratio < 0.99 || ratio > 1.01) {
config.monitor.framerateX100 = 0;
}
}
config.monitor.bitrate = (int) util::from_view(args.at("x-nv-vqos[0].bw.maximumBitrateKbps"sv));
config.monitor.slicesPerFrame = (int) util::from_view(args.at("x-nv-video[0].videoEncoderSlicesPerFrame"sv));
config.monitor.numRefFrames = (int) util::from_view(args.at("x-nv-video[0].maxNumReferenceFrames"sv));