4 Commits

Author	SHA1	Message	Date
Vittorio Giovara	572ef567a5	vf_tonemap_opencl: Move update_metadata() to a shared file	2018-08-06 18:35:52 +02:00
Vittorio Giovara	e467179cfb	vf_tonemap[_opencl]: Move determine_signal_peak() to a shared file ... The two functions are identical. Use the shared LumaCoeffients type too.	2018-08-06 18:35:52 +02:00
Mark Thompson	46fb150a81	lavfi/colorspace: Add namespace prefix to global functions	2018-06-28 16:14:35 +01:00
Ruiling Song	8b8b0e2cd2	lavfi: add opencl tonemap filter ... This filter does HDR(HDR10/HLG) to SDR conversion with tone-mapping. An example command to use this filter with vaapi codecs: FFMPEG -init_hw_device vaapi=va:/dev/dri/renderD128 -init_hw_device \ opencl=ocl@va -hwaccel vaapi -hwaccel_device va -hwaccel_output_format \ vaapi -i INPUT -filter_hw_device ocl -filter_complex \ '[0:v]hwmap,tonemap_opencl=t=bt2020:tonemap=linear:format=p010[x1]; \ [x1]hwmap=derive_device=vaapi:reverse=1' -c:v hevc_vaapi -profile 2 OUTPUT Signed-off-by: Ruiling Song <ruiling.song@intel.com>	2018-06-21 01:19:18 +01:00