HDR Flashbang Creator v7

Mode: Hardcoded Hex Injection

1. Input Image

2. Metadata Strategy

ISO 21496-1 Gain Map (New)

Generates UltraHDR/AdaptiveHDR JPEG. Best for compatibility.

Inject Custom ICC (Hybrid)

Generate Standard cICP

Standard Rec.2020 PQ chunk.

Use Hardcoded Hex

Reads hex from <head> script tag.

Waiting for check...

Clone Reference File

3. Exposure Gain 1.0

100 nits 1,000 nits 10,000+ nits

4. Export Constraints

Force Output < 700KB

Iteratively reduces quality/resolution to meet limit.

Twitter Mode (400x400)

Center crops to 400x400px & enforces < 700KB.

Strategy Comparison Test