This allows retroactive aggregation of the PSNR statistics (e.g.
calculating average PSNR for entire video or a segment of the video).
---
libavfilter/vf_psnr.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/libavfilter/vf_psnr.c b/libavfilter/vf_psnr.c
index 89acd3c..fd9019e 100644
--- a/libavfilter/vf_psnr.c
+++ b/libavfilter/vf_psnr.c
@@ -180,6 +180,11 @@ static AVFrame *do_psnr(AVFilterContext *ctx, AVFrame
*main,
fprintf(s->stats_file, "psnr_%c:%0.2f ", s->comps[j],
get_psnr(comp_mse[c], 1, s->max[c]));
}
+ fprintf(s->stats_file, "max_avg:%0.2f ", s->average_max);
+ for (j = 0; j < s->nb_components; j++) {
+ c = s->is_rgb ? s->rgba_map[j] : j;
+ fprintf(s->stats_file, "max_%c:%0.2f ", s->comps[j], s->max[c]);
+ }
fprintf(s->stats_file, "\n");
}
--
2.8.0.rc3.226.g39d4020
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
