On Thu, Jul 04, 2024 at 03:50:34PM +0000, Helmrich, Christian wrote:
This is a continuation of last year's version of this filter patch, see also
https://ffmpeg.org/pipermail/ffmpeg-devel/2023-January/305517.html
It includes a fix in one of the stride variables and some cleanup in order
to adhere even more to the FFmpeg coding guidelines.
Christian Helmrich
Fraunhofer HHI
doc/filters.texi | 68 +++ libavfilter/Makefile | 1 libavfilter/allfilters.c | 1 libavfilter/vf_xpsnr.c | 739 ++++++++++++++++++++++++++++++++++++++++ libavfilter/x86/Makefile | 1 libavfilter/x86/vf_xpsnr_init.c | 43 ++ libavfilter/xpsnr.h | 48 ++ 7 files changed, 901 insertions(+)
maybe you can add a fate test
50878de1981bb30903785175d4030e4c065c6c85 v3-0001-avfilter-add-XPSNR-filter.patch From 6a020fc9279ab2fd66e6dd8596f566ee6578cb35 Mon Sep 17 00:00:00 2001 From: Christian Helmrich <christian.helmrich@hhi.fraunhofer.de> Date: Thu, 4 Jul 2024 17:10:29 +0200 Subject: [PATCH v3] avfilter: add XPSNR filter
Add XPSNR video filter Register new filter xpsnr. [...]
+#include "libavutil/avstring.h" +#include "libavutil/file_open.h" +#include "libavutil/mem.h" +#include "libavutil/opt.h" +#include "libavutil/pixdesc.h" +#include "avfilter.h" +#include "drawutils.h" +#include "framesync.h"
+#include "internal.h"
libavfilter/vf_xpsnr.c:38:10: fatal error: internal.h: No such file or directory 38 | #include "internal.h" [...]
+ /* prepare XPSNR calculations: allocate temporary picture and block memory */ + if (s->sse_luma == NULL) + s->sse_luma = (double *) av_malloc_array(w_blk * h_blk, sizeof(double)); + if (s->weights == NULL) + s->weights = (double *) av_malloc_array(w_blk * h_blk, sizeof(double));
the casts are unneeded [...]
+ if (s->sse_luma) + av_freep(&s->sse_luma); + if (s->weights ) + av_freep(&s->weights );
av_free*(NULL) is safe thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Those who are too smart to engage in politics are punished by being governed by those who are dumber. -- Plato