1 files changed, 20 insertions, 4 deletions
diff --git a/ffmpeg/libavutil/bprint.h b/ffmpeg/libavutil/bprint.h
index df78916..839ec1e 100644
--- a/ffmpeg/libavutil/bprint.h
+++ b/ffmpeg/libavutil/bprint.h
@@ -21,6 +21,8 @@
 #ifndef AVUTIL_BPRINT_H
 #define AVUTIL_BPRINT_H
 
+#include <stdarg.h>
+
 #include "attributes.h"
 #include "avstring.h"
 
@@ -74,10 +76,10 @@
  */
 typedef struct AVBPrint {
     FF_PAD_STRUCTURE(1024,
-    char *str;         /** string so far */
-    unsigned len;      /** length so far */
-    unsigned size;     /** allocated memory */
-    unsigned size_max; /** maximum allocated memory */
+    char *str;         /**< string so far */
+    unsigned len;      /**< length so far */
+    unsigned size;     /**< allocated memory */
+    unsigned size_max; /**< maximum allocated memory */
     char reserved_internal_buffer[1];
     )
 } AVBPrint;
@@ -122,10 +124,24 @@ void av_bprint_init_for_buffer(AVBPrint *buf, char *buffer, unsigned size);
 void av_bprintf(AVBPrint *buf, const char *fmt, ...) av_printf_format(2, 3);
 
 /**
+ * Append a formatted string to a print buffer.
+ */
+void av_vbprintf(AVBPrint *buf, const char *fmt, va_list vl_arg);
+
+/**
  * Append char c n times to a print buffer.
  */
 void av_bprint_chars(AVBPrint *buf, char c, unsigned n);
 
+/**
+ * Append data to a print buffer.
+ *
+ * param buf  bprint buffer to use
+ * param data pointer to data
+ * param size size of data
+ */
+void av_bprint_append_data(AVBPrint *buf, const char *data, unsigned size);
+
 struct tm;
 /**
  * Append a formatted date and time to a print buffer.