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Diffstat (limited to 'results/classifier/gemma3:12b/vnc/1858623')
| -rw-r--r-- | results/classifier/gemma3:12b/vnc/1858623 | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/results/classifier/gemma3:12b/vnc/1858623 b/results/classifier/gemma3:12b/vnc/1858623 new file mode 100644 index 000000000..971eea27d --- /dev/null +++ b/results/classifier/gemma3:12b/vnc/1858623 @@ -0,0 +1,15 @@ + +VNC outputs garbage in zlib mode + +TL;DR: When QEMU is launched with VNC as the output and viewed with a client that defaults to zlib VNC encoding, the resulting output tends to accumulate artifacts. + +Reproduction: +Launch QEMU (tried with versions 4.2.0 and 4.1.0 on Linux 64bit) with -vnc 0.0.0.0:0 +Connect to it with a VNC client that allows you to select encoding, i.e. UltraVNC. +Set encoding to zlib (type 6), 32bit color. +As screen content changes it starts accumulating artifacts. Almost certain to appear if you open-close windows over a pattern. +Does not seem to depend on guest used, but easier to reproduce with a GUI. + +Looks like this: https://orbides.org/img/vnc.png + +It appears to be a deflate glitch of some sort - all of the bad pixels are generated by length/distance codes. Can't narrow it down any more. \ No newline at end of file |