Depending on the length of your video and the power of your computer, this process could take some time. For a large 4K movie file, feel free to grab a coffee while HandBrake works its magic!
Click at the top. Expectation: This will be slow. Converting HDR to SDR is computationally heavy. A 2-hour movie on a modern 6-core CPU takes 2-4 hours.
: Select H.264 (NVENC) or H.265 (NVENC) in the Video Encoder dropdown. convert hdr to sdr handbrake
On the right-hand side of the interface, you'll see the "Presets" panel. This is a great place to start, as it sets baseline settings for your output.
HandBrakeCLI --input "input.mkv" --output "output.mp4" --maxWidth 1920 --maxHeight 1080 --colorspace="primaries=bt709:transfer=bt709:matrix=bt709:tonemap=hable:desat=0" Depending on the length of your video and
Example Minimal ffmpeg Tone-Mapping Command (conceptual)
HandBrake is excellent for 90% of HDR→SDR conversions. The key is always manually setting . Expectation: This will be slow
: HDR content is typically mastered in the BT.2020 color space, which supports a much wider gamut of colors than traditional video. By contrast, standard SDR video uses the BT.709 color space. The primary goal of an HDR-to-SDR conversion is to transform the video from BT.2020 (HDR) to BT.709 (SDR) without destroying the artistic intent of the original.
HDR video contains significantly more color and brightness data than standard screens can handle.
: Start with a high-quality preset like Production Standard or Hardware H.265 Apple VideoToolbox 2160p 4K to maintain resolution . Configure Video Settings :
You cannot convert Dolby Vision Profile 5 (used by streaming services like Netflix) to SDR easily. It lacks the baseline HDR10 layer. Solution: You must use a tool like ddvtools to convert DV Profile 5 to Profile 8.1 first , then import that MKV into HandBrake. Or find an HDR10 source.