Tone mapping is CPU-intensive. If you have a modern GPU, you can try using H.264 (Nvidia NVENC) or Intel QSV , though software encoding (x264) usually provides the best color accuracy.
So in short:
Ensure the output resolution matches your needs. Downscaling 4K HDR to 1080p SDR is common; HandBrake handles this automatically if you set the resolution limit to 1080p. convert hdr to sdr handbrake
for sharing on platforms that don't support HDR10 or Dolby Vision. Step-by-Step: How to Convert HDR to SDR 1. Import Your Source Tone mapping is CPU-intensive
: Confirm the "Color" info now shows "BT.709" instead of "BT.2020". Start Encode : Click the green button to begin. 🛠️ Detailed Conversion Steps 1. Choose Your Encoder convert hdr to sdr handbrake