avutil/log: Move log_level_offset_offset code from av_log() to v_log()

Suggested-by: Anton
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

libavutil/log.c

@@ -362,19 +362,19 @@ static void (*av_log_callback)(void*, int, const char*, va_list) =
 
 void av_log(void* avcl, int level, const char *fmt, ...)
 {
-    AVClass* avc = avcl ? *(AVClass **) avcl : NULL;
     va_list vl;
     va_start(vl, fmt);
-    if (avc && avc->version >= (50 << 16 | 15 << 8 | 2) &&
-        avc->log_level_offset_offset && level >= AV_LOG_FATAL)
-        level += *(int *) (((uint8_t *) avcl) + avc->log_level_offset_offset);
     av_vlog(avcl, level, fmt, vl);
     va_end(vl);
 }
 
 void av_vlog(void* avcl, int level, const char *fmt, va_list vl)
 {
+    AVClass* avc = avcl ? *(AVClass **) avcl : NULL;
     void (*log_callback)(void*, int, const char*, va_list) = av_log_callback;
+    if (avc && avc->version >= (50 << 16 | 15 << 8 | 2) &&
+        avc->log_level_offset_offset && level >= AV_LOG_FATAL)
+        level += *(int *) (((uint8_t *) avcl) + avc->log_level_offset_offset);
     if (log_callback)
         log_callback(avcl, level, fmt, vl);
 }