[FFmpeg-cvslog] avfilter/showinfo: refactor to use avutil/uuid

[Pierre-Anthony Lemieux]

ffmpeg | branch: master | Pierre-Anthony Lemieux <pal at palemieux.com> | Wed Jun  1 17:30:37 2022 -0700| [4d45f5acbd9ab55cd8d29d01843f28315ee27fee] | committer: Zane van Iperen

avfilter/showinfo: refactor to use avutil/uuid

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=4d45f5acbd9ab55cd8d29d01843f28315ee27fee
---

 libavfilter/vf_showinfo.c | 18 +++++-------------
 1 file changed, 5 insertions(+), 13 deletions(-)

diff --git a/libavfilter/vf_showinfo.c b/libavfilter/vf_showinfo.c
index 12d39310ef..6efcafce28 100644
--- a/libavfilter/vf_showinfo.c
+++ b/libavfilter/vf_showinfo.c
@@ -42,6 +42,7 @@
 #include "libavutil/mastering_display_metadata.h"
 #include "libavutil/video_enc_params.h"
 #include "libavutil/detection_bbox.h"
+#include "libavutil/uuid.h"
 
 #include "avfilter.h"
 #include "internal.h"
@@ -421,29 +422,20 @@ static void dump_video_enc_params(AVFilterContext *ctx, const AVFrameSideData *s
 
 static void dump_sei_unregistered_metadata(AVFilterContext *ctx, const AVFrameSideData *sd)
 {
-    const int uuid_size = 16;
     const uint8_t *user_data = sd->data;
-    int i;
 
-    if (sd->size < uuid_size) {
+    if (sd->size < AV_UUID_LEN) {
         av_log(ctx, AV_LOG_ERROR, "invalid data(%"SIZE_SPECIFIER" < "
-               "UUID(%d-bytes))\n", sd->size, uuid_size);
+               "UUID(%d-bytes))\n", sd->size, AV_UUID_LEN);
         return;
     }
 
     av_log(ctx, AV_LOG_INFO, "User Data Unregistered:\n");
-    av_log(ctx, AV_LOG_INFO, "UUID=");
-    for (i = 0; i < uuid_size; i++) {
-        av_log(ctx, AV_LOG_INFO, "%02x", user_data[i]);
-        if (i == 3 || i == 5 || i == 7 || i == 9)
-            av_log(ctx, AV_LOG_INFO, "-");
-    }
-    av_log(ctx, AV_LOG_INFO, "\n");
+    av_log(ctx, AV_LOG_INFO, "UUID=" AV_PRI_UUID "\n", AV_UUID_ARG(user_data));
 
     av_log(ctx, AV_LOG_INFO, "User Data=");
-    for (; i < sd->size; i++) {
+    for (size_t i = 16; i < sd->size; i++)
         av_log(ctx, AV_LOG_INFO, "%02x", user_data[i]);
-    }
     av_log(ctx, AV_LOG_INFO, "\n");
 }