avformat/aviobuf: Make ff_read_line_to_bprint() static

It is only used in ff_read_line_to_bprint_overwrite().

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

libavformat/aviobuf.c

@@ -794,7 +794,7 @@ int ff_get_chomp_line(AVIOContext *s, char *buf, int maxlen)
     return len;
 }
 
-int64_t ff_read_line_to_bprint(AVIOContext *s, AVBPrint *bp)
+static int64_t read_line_to_bprint(AVIOContext *s, AVBPrint *bp)
 {
     int len, end;
     int64_t read = 0;
@@ -830,7 +830,7 @@ int64_t ff_read_line_to_bprint_overwrite(AVIOContext *s, AVBPrint *bp)
     int64_t ret;
 
     av_bprint_clear(bp);
-    ret = ff_read_line_to_bprint(s, bp);
+    ret = read_line_to_bprint(s, bp);
     if (ret < 0)
         return ret;
 

libavformat/internal.h

@@ -539,19 +539,6 @@ int ff_get_line(AVIOContext *s, char *buf, int maxlen);
  */
 int ff_get_chomp_line(AVIOContext *s, char *buf, int maxlen);
 
-/**
- * Read a whole line of text from AVIOContext to an AVBPrint buffer. Stop
- * reading after reaching a \\r, a \\n, a \\r\\n, a \\0 or EOF.  The line
- * ending characters are NOT included in the buffer, but they are skipped on
- * the input.
- *
- * @param s the read-only AVIOContext
- * @param bp the AVBPrint buffer
- * @return the length of the read line, not including the line endings,
- *         negative on error.
- */
-int64_t ff_read_line_to_bprint(AVIOContext *s, AVBPrint *bp);
-
 /**
  * Read a whole line of text from AVIOContext to an AVBPrint buffer overwriting
  * its contents. Stop reading after reaching a \\r, a \\n, a \\r\\n, a \\0 or