- Replaced avhelper.c with direct {.dynlib.} pragma imports
- Grid off by default
- Higher default gain and time zoom
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
The packet layout is buf(8), pts(8), dts(8), data(8), size(4),
stream_index(4). We had buf, data, size, stream_index — reading
the pts timestamp as the data pointer, so every packet was garbage.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Loads libavformat + libavdevice at runtime — no dev packages, no
subprocess, no pipe buffering. Falls back gracefully to ffmpeg
subprocess then demo mode if .so files aren't present.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
