[FFmpeg-cvslog] libavformat/ffmetadec: Make unchanged function arguments const

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Sep 24 18:33:55 2014 +0200| [280ef183db554bd4eaeaa7fe487ad398ec5208fb] | committer: Michael Niedermayer

libavformat/ffmetadec: Make unchanged function arguments const

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=280ef183db554bd4eaeaa7fe487ad398ec5208fb
---

 libavformat/ffmetadec.c |   10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/libavformat/ffmetadec.c b/libavformat/ffmetadec.c
index e4e9dda..e226406 100644
--- a/libavformat/ffmetadec.c
+++ b/libavformat/ffmetadec.c
@@ -78,10 +78,11 @@ static AVChapter *read_chapter(AVFormatContext *s)
     return avpriv_new_chapter(s, s->nb_chapters, tb, start, end, NULL);
 }
 
-static uint8_t *unescape(uint8_t *buf, int size)
+static uint8_t *unescape(const uint8_t *buf, int size)
 {
     uint8_t *ret = av_malloc(size + 1);
-    uint8_t *p1  = ret, *p2 = buf;
+    uint8_t *p1  = ret;
+    const uint8_t *p2 = buf;
 
     if (!ret)
         return NULL;
@@ -95,9 +96,10 @@ static uint8_t *unescape(uint8_t *buf, int size)
     return ret;
 }
 
-static int read_tag(uint8_t *line, AVDictionary **m)
+static int read_tag(const uint8_t *line, AVDictionary **m)
 {
-    uint8_t *key, *value, *p = line;
+    uint8_t *key, *value;
+    const uint8_t *p = line;
 
     /* find first not escaped '=' */
     while (1) {