diff mbox series

[FFmpeg-devel,v5,1/2] libavutil/log: Add capability to prefix loglines with current time or current date+time

Message ID MN2PR04MB5981DEF85223E59E0F0F49CEBAF79@MN2PR04MB5981.namprd04.prod.outlook.com
State Superseded, archived
Headers show
Series [FFmpeg-devel,v5,1/2] libavutil/log: Add capability to prefix loglines with current time or current date+time | expand

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Commit Message

Soft Works Aug. 10, 2021, 10:19 a.m. UTC
Signed-off-by: softworkz <softworkz@hotmail.com>
---
 doc/APIchanges      |  3 +++
 libavutil/log.c     | 35 ++++++++++++++++++++++++++++++-----
 libavutil/log.h     | 10 ++++++++++
 libavutil/version.h |  2 +-
 4 files changed, 44 insertions(+), 6 deletions(-)

Comments

Andreas Rheinhardt Aug. 10, 2021, 3:32 p.m. UTC | #1
Soft Works:
> Signed-off-by: softworkz <softworkz@hotmail.com>
> ---
>  doc/APIchanges      |  3 +++
>  libavutil/log.c     | 35 ++++++++++++++++++++++++++++++-----
>  libavutil/log.h     | 10 ++++++++++
>  libavutil/version.h |  2 +-
>  4 files changed, 44 insertions(+), 6 deletions(-)
> 
> diff --git a/doc/APIchanges b/doc/APIchanges
> index 6eefc7fc33..be707314f3 100644
> --- a/doc/APIchanges
> +++ b/doc/APIchanges
> @@ -14,6 +14,9 @@ libavutil:     2021-04-27
>  
>  API changes, most recent first:
>  
> +2021-08-09 - xxxxxxxxxx - lavu 57.4.100 - log.h
> +  Add new defines: AV_LOG_PRINT_TIME and AV_LOG_PRINT_DATETIME

Add new logging flags

> +
>  2021-08-02 - xxxxxxxxxx - lavc 59.4.100 - packet.h
>    Add AVPacket.opaque, AVPacket.opaque_ref, AVPacket.time_base.
>  
> diff --git a/libavutil/log.c b/libavutil/log.c
> index 66defa9c42..34af1da60c 100644
> --- a/libavutil/log.c
> +++ b/libavutil/log.c
>  static void format_line(void *avcl, int level, const char *fmt, va_list vl,
> -                        AVBPrint part[4], int *print_prefix, int type[2])
> +                        AVBPrint part[5], int *print_prefix, int type[2])
>  {
> -    AVClass* avc = avcl ? *(AVClass **) avcl : NULL;
> +    AVClass *avc = avcl ? *(AVClass **) avcl : NULL;
>      av_bprint_init(part+0, 0, AV_BPRINT_SIZE_AUTOMATIC);
>      av_bprint_init(part+1, 0, AV_BPRINT_SIZE_AUTOMATIC);
>      av_bprint_init(part+2, 0, AV_BPRINT_SIZE_AUTOMATIC);
>      av_bprint_init(part+3, 0, 65536);
> +    av_bprint_init(part+4, 0, AV_BPRINT_SIZE_AUTOMATIC);
>  
>      if(type) type[0] = type[1] = AV_CLASS_CATEGORY_NA + 16;
>      if (*print_prefix && avc) {
>          if (avc->parent_log_context_offset) {
> -            AVClass** parent = *(AVClass ***) (((uint8_t *) avcl) +
> +            AVClass **parent = *(AVClass ***) (((uint8_t *) avcl) +

Nicolas wanted you to not add new code with the * not attached to the
variable; he did not ask you to change existing code in the same patch.
Spurious changes are frowned upon, as they impair reviewability.

>                                     avc->parent_log_context_offset);
>              if (parent && *parent) {
>                  av_bprintf(part+0, "[%s @ %p] ",
- Andreas
Soft Works Aug. 10, 2021, 4:11 p.m. UTC | #2
> -----Original Message-----
> From: ffmpeg-devel <ffmpeg-devel-bounces@ffmpeg.org> On Behalf Of Andreas
> Rheinhardt
> Sent: Tuesday, 10 August 2021 17:33
> To: ffmpeg-devel@ffmpeg.org
> Subject: Re: [FFmpeg-devel] [PATCH v5 1/2] libavutil/log: Add capability
> to prefix loglines with current time or current date+time
> 
> Soft Works:
> > Signed-off-by: softworkz <softworkz@hotmail.com>
> > ---
> >  doc/APIchanges      |  3 +++
> >  libavutil/log.c     | 35 ++++++++++++++++++++++++++++++-----
> >  libavutil/log.h     | 10 ++++++++++
> >  libavutil/version.h |  2 +-
> >  4 files changed, 44 insertions(+), 6 deletions(-)
> >


> > diff --git a/libavutil/log.c b/libavutil/log.c
> > index 66defa9c42..34af1da60c 100644
> > --- a/libavutil/log.c
> > +++ b/libavutil/log.c
> >  static void format_line(void *avcl, int level, const char *fmt, va_list
> vl,
> > -                        AVBPrint part[4], int *print_prefix, int
> type[2])
> > +                        AVBPrint part[5], int *print_prefix, int
> type[2])
> >  {
> > -    AVClass* avc = avcl ? *(AVClass **) avcl : NULL;
> > +    AVClass *avc = avcl ? *(AVClass **) avcl : NULL;
> >      av_bprint_init(part+0, 0, AV_BPRINT_SIZE_AUTOMATIC);
> >      av_bprint_init(part+1, 0, AV_BPRINT_SIZE_AUTOMATIC);
> >      av_bprint_init(part+2, 0, AV_BPRINT_SIZE_AUTOMATIC);
> >      av_bprint_init(part+3, 0, 65536);
> > +    av_bprint_init(part+4, 0, AV_BPRINT_SIZE_AUTOMATIC);
> >
> >      if(type) type[0] = type[1] = AV_CLASS_CATEGORY_NA + 16;
> >      if (*print_prefix && avc) {
> >          if (avc->parent_log_context_offset) {
> > -            AVClass** parent = *(AVClass ***) (((uint8_t *) avcl) +
> > +            AVClass **parent = *(AVClass ***) (((uint8_t *) avcl) +
> 
> Nicolas wanted you to not add new code with the * not attached to the
> variable; he did not ask you to change existing code in the same patch.
> Spurious changes are frowned upon, as they impair reviewability.

Updated. Time's too precious to start arguing about such things...

softworkz
diff mbox series

Patch

diff --git a/doc/APIchanges b/doc/APIchanges
index 6eefc7fc33..be707314f3 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -14,6 +14,9 @@  libavutil:     2021-04-27
 
 API changes, most recent first:
 
+2021-08-09 - xxxxxxxxxx - lavu 57.4.100 - log.h
+  Add new defines: AV_LOG_PRINT_TIME and AV_LOG_PRINT_DATETIME
+
 2021-08-02 - xxxxxxxxxx - lavc 59.4.100 - packet.h
   Add AVPacket.opaque, AVPacket.opaque_ref, AVPacket.time_base.
 
diff --git a/libavutil/log.c b/libavutil/log.c
index 66defa9c42..34af1da60c 100644
--- a/libavutil/log.c
+++ b/libavutil/log.c
@@ -40,6 +40,8 @@ 
 #include "internal.h"
 #include "log.h"
 #include "thread.h"
+#include "time.h"
+#include "time_internal.h"
 
 static AVMutex mutex = AV_MUTEX_INITIALIZER;
 
@@ -289,19 +291,36 @@  static const char *get_level_str(int level)
     }
 }
 
+static void format_date_now(AVBPrint *timeBuf, int include_date)
+{
+    struct tm *ptm, tmbuf;
+    const int64_t time_ms = av_gettime() / 1000;
+    const time_t time_s = time_ms / 1000;
+    const int millisec = time_ms % 1000;
+    ptm = localtime_r(&time_s, &tmbuf);
+    if (ptm) {
+        if (include_date)
+            av_bprint_strftime(timeBuf, "%Y-%m-%d ", ptm);
+
+        av_bprint_strftime(timeBuf, "%H:%M:%S", ptm);
+        av_bprintf(timeBuf, ".%03d ", millisec);
+    }
+}
+
 static void format_line(void *avcl, int level, const char *fmt, va_list vl,
-                        AVBPrint part[4], int *print_prefix, int type[2])
+                        AVBPrint part[5], int *print_prefix, int type[2])
 {
-    AVClass* avc = avcl ? *(AVClass **) avcl : NULL;
+    AVClass *avc = avcl ? *(AVClass **) avcl : NULL;
     av_bprint_init(part+0, 0, AV_BPRINT_SIZE_AUTOMATIC);
     av_bprint_init(part+1, 0, AV_BPRINT_SIZE_AUTOMATIC);
     av_bprint_init(part+2, 0, AV_BPRINT_SIZE_AUTOMATIC);
     av_bprint_init(part+3, 0, 65536);
+    av_bprint_init(part+4, 0, AV_BPRINT_SIZE_AUTOMATIC);
 
     if(type) type[0] = type[1] = AV_CLASS_CATEGORY_NA + 16;
     if (*print_prefix && avc) {
         if (avc->parent_log_context_offset) {
-            AVClass** parent = *(AVClass ***) (((uint8_t *) avcl) +
+            AVClass **parent = *(AVClass ***) (((uint8_t *) avcl) +
                                    avc->parent_log_context_offset);
             if (parent && *parent) {
                 av_bprintf(part+0, "[%s @ %p] ",
@@ -314,6 +333,10 @@  static void format_line(void *avcl, int level, const char *fmt, va_list vl,
         if(type) type[1] = get_category(avcl);
     }
 
+    if (*print_prefix
+        && (flags & (AV_LOG_PRINT_TIME | AV_LOG_PRINT_DATETIME)))
+        format_date_now(&part[4], flags & AV_LOG_PRINT_DATETIME);
+
     if (*print_prefix && (level > AV_LOG_QUIET) && (flags & AV_LOG_PRINT_LEVEL))
         av_bprintf(part+2, "[%s] ", get_level_str(level));
 
@@ -334,7 +357,7 @@  void av_log_format_line(void *ptr, int level, const char *fmt, va_list vl,
 int av_log_format_line2(void *ptr, int level, const char *fmt, va_list vl,
                         char *line, int line_size, int *print_prefix)
 {
-    AVBPrint part[4];
+    AVBPrint part[5];
     int ret;
 
     format_line(ptr, level, fmt, vl, part, print_prefix, NULL);
@@ -348,7 +371,7 @@  void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl)
     static int print_prefix = 1;
     static int count;
     static char prev[LINE_SZ];
-    AVBPrint part[4];
+    AVBPrint part[5];
     char line[LINE_SZ];
     static int is_atty;
     int type[2];
@@ -383,6 +406,8 @@  void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl)
         count = 0;
     }
     strcpy(prev, line);
+
+    colored_fputs(7, 0, part[4].str);
     sanitize(part[0].str);
     colored_fputs(type[0], 0, part[0].str);
     sanitize(part[1].str);
diff --git a/libavutil/log.h b/libavutil/log.h
index 8727c38afc..b071f0f1eb 100644
--- a/libavutil/log.h
+++ b/libavutil/log.h
@@ -377,6 +377,16 @@  int av_log_format_line2(void *ptr, int level, const char *fmt, va_list vl,
  */
 #define AV_LOG_PRINT_LEVEL 2
 
+/**
+ * Include local time in log output.
+ */
+#define AV_LOG_PRINT_TIME 4
+
+/**
+ * Include local date and time in log output.
+ */
+#define AV_LOG_PRINT_DATETIME 8
+
 void av_log_set_flags(int arg);
 int av_log_get_flags(void);
 
diff --git a/libavutil/version.h b/libavutil/version.h
index 6b4a265457..201b012596 100644
--- a/libavutil/version.h
+++ b/libavutil/version.h
@@ -79,7 +79,7 @@ 
  */
 
 #define LIBAVUTIL_VERSION_MAJOR  57
-#define LIBAVUTIL_VERSION_MINOR   3
+#define LIBAVUTIL_VERSION_MINOR   4
 #define LIBAVUTIL_VERSION_MICRO 100
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \