Perform HDR-to-SDR or HDR-to-HDR tone-mapping. It currently only accepts HDR10 as input.

It accepts the following parameters:

format

Specify the output pixel format.

Default is nv12 for HDR-to-SDR tone-mapping and p010 for HDR-to-HDR tone-mapping.

primaries, p

Set the output color primaries.

Default is bt709 for HDR-to-SDR tone-mapping and same as input for HDR-to-HDR tone-mapping.

transfer, t

Set the output transfer characteristics.

Default is bt709 for HDR-to-SDR tone-mapping and same as input for HDR-to-HDR tone-mapping.

matrix, m

Set the output colorspace matrix.

Default is bt709 for HDR-to-SDR tone-mapping and same as input for HDR-to-HDR tone-mapping.

display

Set the output mastering display colour volume. It is given by a ’|’-separated list of two values, two values are space separated. It set display primaries x & y in G, B, R order, then white point x & y, the nominal minimum & maximum display luminances.

HDR-to-HDR tone-mapping will be performed when this option is set.

light

Set the output content light level information. It accepts 2 space-separated values, the first input is the maximum light level and the second input is the maximum average light level.

It is ignored for HDR-to-SDR tone-mapping, and optional for HDR-to-HDR tone-mapping.