rtpdec: Don't pass non-const pointers to fmtp attribute parsing functions

This makes it clear that the individual parsing functions can't
touch the parsed out value.

Signed-off-by: Martin Storsjö <martin@martin.st>

1 files changed, 1 insertions, 1 deletions

diff --git a/libavformat/rtpdec.h b/libavformat/rtpdec.h
index 9d867321be..94f2f0cbfb 100644
--- a/libavformat/rtpdec.h
+++ b/libavformat/rtpdec.h
@@ -207,7 +207,7 @@ int ff_parse_fmtp(AVFormatContext *s,
                   int (*parse_fmtp)(AVFormatContext *s,
                                     AVStream *stream,
                                     PayloadContext *data,
-                                    char *attr, char *value));
+                                    const char *attr, const char *value));
 
 void ff_register_rtp_dynamic_payload_handlers(void);