Crate viser_contextaware 

Device-aware encoding ladder generation for the viser video-encoding-optimizer workspace.

Runs per-title analysis tuned for each device class (Mobile, Desktop, TV, TV 4K), applying per-class resolution caps, codec preferences, and VMAF model selection. analyze produces a convex hull and bitrate ladder for every device Profile.

Structs

Config

Config for context-aware analysis.

DeviceResult

Analysis output for a single device profile.

Profile

Encoding constraints and quality targets for a device class.

Progress

Progress update emitted as each device profile finishes.

Result

Combined result of a context-aware analysis across all device profiles.

Enums

DeviceClass

Target device class that determines resolution caps and codec preferences.

Functions

all_profiles

Returns all standard profiles: Mobile, Desktop, TV (1080p), and TV (4K).

analyze

Runs per-title analysis for each device profile.

desktop_profile

Returns the standard Desktop profile (capped at 1080p, AV1/x265/x264).

mobile_profile

Returns the standard Mobile profile (capped at 720p, AV1/x264).

tv_4k_profile

Returns the standard 4K TV profile (up to 2160p, 4K VMAF model, AV1/x265).

tv_profile

Returns the standard 1080p TV profile (8 rungs, AV1/x265/x264).