From db670e536632b62578b5041a69e9f0accacb4529 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20B=C5=93sch?= <ubitux@gmail.com>
Date: Fri, 15 Mar 2013 02:32:25 +0100
Subject: [PATCH] lavfi/ebur128: add framelog option.

---
 doc/filters.texi        | 13 +++++++++++++
 libavfilter/f_ebur128.c | 18 ++++++++++++++++--
 libavfilter/version.h   |  2 +-
 3 files changed, 30 insertions(+), 3 deletions(-)

diff --git a/doc/filters.texi b/doc/filters.texi
index 3c5955ef66..4a8469d390 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -6531,6 +6531,19 @@ Set the EBU scale meter. Default is @code{9}. Common values are @code{9} and
 @code{18}, respectively for EBU scale meter +9 and EBU scale meter +18. Any
 other integer value between this range is allowed.
 
+@item framelog
+Force the frame logging level.
+
+Available values are:
+@table @samp
+@item info
+information logging level
+@item verbose
+verbose logging level
+@end table
+
+By default, the logging level is set to @var{info}. If the @option{video}
+option is set, it switches to @var{verbose}.
 @end table
 
 @subsection Examples
diff --git a/libavfilter/f_ebur128.c b/libavfilter/f_ebur128.c
index 6431dfab84..33cea40d66 100644
--- a/libavfilter/f_ebur128.c
+++ b/libavfilter/f_ebur128.c
@@ -123,6 +123,9 @@ typedef struct {
     double integrated_loudness;     ///< integrated loudness in LUFS (I)
     double loudness_range;          ///< loudness range in LU (LRA)
     double lra_low, lra_high;       ///< low and high LRA values
+
+    /* misc */
+    int loglevel;                   ///< log level for frame logging
 } EBUR128Context;
 
 #define OFFSET(x) offsetof(EBUR128Context, x)
@@ -133,6 +136,9 @@ static const AVOption ebur128_options[] = {
     { "video", "set video output", OFFSET(do_video), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, V|F },
     { "size",  "set video size",   OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, {.str = "640x480"}, 0, 0, V|F },
     { "meter", "set scale meter (+9 to +18)",  OFFSET(meter), AV_OPT_TYPE_INT, {.i64 = 9}, 9, 18, V|F },
+    { "framelog", "force frame logging level", OFFSET(loglevel), AV_OPT_TYPE_INT, {.i64 = -1},   INT_MIN, INT_MAX, A|V|F, "level" },
+        { "info",    "information logging level", 0, AV_OPT_TYPE_CONST, {.i64 = AV_LOG_INFO},    INT_MIN, INT_MAX, A|V|F, "level" },
+        { "verbose", "verbose logging level",     0, AV_OPT_TYPE_CONST, {.i64 = AV_LOG_VERBOSE}, INT_MIN, INT_MAX, A|V|F, "level" },
     { NULL },
 };
 
@@ -386,6 +392,14 @@ static av_cold int init(AVFilterContext *ctx, const char *args)
     if ((ret = av_set_options_string(ebur128, args, "=", ":")) < 0)
         return ret;
 
+    if (ebur128->loglevel != AV_LOG_INFO &&
+        ebur128->loglevel != AV_LOG_VERBOSE) {
+        if (ebur128->do_video)
+            ebur128->loglevel = AV_LOG_VERBOSE;
+        else
+            ebur128->loglevel = AV_LOG_INFO;
+    }
+
     // if meter is  +9 scale, scale range is from -18 LU to  +9 LU (or 3*9)
     // if meter is +18 scale, scale range is from -36 LU to +18 LU (or 3*18)
     ebur128->scale_range = 3 * ebur128->meter;
@@ -643,8 +657,8 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *insamples)
                     return ret;
             }
 
-            av_log(ctx, ebur128->do_video ? AV_LOG_VERBOSE : AV_LOG_INFO,
-                   "t: %-10s " LOG_FMT "\n", av_ts2timestr(pts, &outlink->time_base),
+            av_log(ctx, ebur128->loglevel, "t: %-10s " LOG_FMT "\n",
+                   av_ts2timestr(pts, &outlink->time_base),
                    loudness_400, loudness_3000,
                    ebur128->integrated_loudness, ebur128->loudness_range);
         }
diff --git a/libavfilter/version.h b/libavfilter/version.h
index bcfb12a109..b3ef3a2416 100644
--- a/libavfilter/version.h
+++ b/libavfilter/version.h
@@ -30,7 +30,7 @@
 
 #define LIBAVFILTER_VERSION_MAJOR  3
 #define LIBAVFILTER_VERSION_MINOR  45
-#define LIBAVFILTER_VERSION_MICRO 103
+#define LIBAVFILTER_VERSION_MICRO 104
 
 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
                                                LIBAVFILTER_VERSION_MINOR, \
-- 
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