X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Favio.h;h=910e4f1b48713c15cb1ab64202d4bb618a78382a;hb=a82f8f2f10d0a4d8072919a8e4bdc1c39f4d27b8;hp=dcb8dcdf93ade80ba2bb767f2f008fb26ac168cc;hpb=6a3bdf3148864224c8ef8025e8744f6dd2126303;p=ffmpeg

diff --git a/libavformat/avio.h b/libavformat/avio.h
index dcb8dcdf93a..910e4f1b487 100644
--- a/libavformat/avio.h
+++ b/libavformat/avio.h
@@ -574,6 +574,23 @@ int avio_feof(AVIOContext *s);
 /** @warning Writes up to 4 KiB per call */
 int avio_printf(AVIOContext *s, const char *fmt, ...) av_printf_format(2, 3);
 
+/**
+ * Write a NULL terminated array of strings to the context.
+ * Usually you don't need to use this function directly but its macro wrapper,
+ * avio_print.
+ */
+void avio_print_string_array(AVIOContext *s, const char *strings[]);
+
+/**
+ * Write strings (const char *) to the context.
+ * This is a convenience macro around avio_print_string_array and it
+ * automatically creates the string array from the variable argument list.
+ * For simple string concatenations this function is more performant than using
+ * avio_printf since it does not need a temporary buffer.
+ */
+#define avio_print(s, ...) \
+    avio_print_string_array(s, (const char*[]){__VA_ARGS__, NULL})
+
 /**
  * Force flushing of buffered data.
  *