Session: 75476ec8-32c7-429c-866b-5a4960228af3
Capture point: after h264parse, before rtph264pay (post-encoder, pre-WebRTC)
Encoder: nvh264enc, bitrate=4000, gop=50, constrained-baseline, level 3.1
Frames captured: 705 (41 pre-roll black + 664 real video)
Y-mean std (real frames): 0.0251 — extremely smooth
MAD avg: 0.116, max: 1.19 — no significant spikes
MAD spikes > 3.0: 0 — no keyframe/quality pulsing visible
