On 7/24/18, Guo, Yejun <yejun....@intel.com> wrote: > Hi, > > I'm trying a deep learning model with converts SDR (with format R8G8B8) to > HDR (with format R10G10B10) with ffmpeg. I wrote a video filter with only > supported format AV_PIX_FMT_RGB24 (see code below), it turns out that the > format of the input frame of the filter is R8G8B8, and so the output frame, > the input and output formats are always the same. > > my question is how to write a filter with AV_PIX_FMT_RGB24 as input format, > and with AV_PIX_FMT_GBRP10BE/AV_PIX_FMT_GBRP10LE as output format. > > // here is how I currently set the format for the filter. > static int query_formats(AVFilterContext* context) > { > printf("%s:%d query_formats called\n", __FILE__, __LINE__); > const enum AVPixelFormat pixel_formats[] = {AV_PIX_FMT_RGB24, > AV_PIX_FMT_NONE}; > AVFilterFormats* formats_list; > formats_list = ff_make_format_list(pixel_formats); > if (!formats_list){ > av_log(context, AV_LOG_ERROR, "could not create formats list\n"); > return AVERROR(ENOMEM); > } > return ff_set_common_formats(context, formats_list); > } > > thanks > Yejun
Take a look at other filters in libavfilter. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel