avformat/hlsplaylist: Add const where appropriate

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

1 files changed, 13 insertions, 10 deletions

diff --git a/libavformat/hlsplaylist.h b/libavformat/hlsplaylist.h
index a124bdcffb..4348a26c75 100644
--- a/libavformat/hlsplaylist.h
+++ b/libavformat/hlsplaylist.h
@@ -37,24 +37,27 @@ typedef enum {
 } PlaylistType;
 
 void ff_hls_write_playlist_version(AVIOContext *out, int version);
-void ff_hls_write_audio_rendition(AVIOContext *out, char *agroup,
-                                  const char *filename, char *language, int name_id, int is_default);
-void ff_hls_write_subtitle_rendition(AVIOContext *out, char *sgroup,
-                                  const char *filename, char *language, int name_id, int is_default);
-void ff_hls_write_stream_info(AVStream *st, AVIOContext *out,
-                              int bandwidth, const char *filename, char *agroup,
-                              char *codecs, char *ccgroup, char *sgroup);
+void ff_hls_write_audio_rendition(AVIOContext *out, const char *agroup,
+                                  const char *filename, const char *language,
+                                  int name_id, int is_default);
+void ff_hls_write_subtitle_rendition(AVIOContext *out, const char *sgroup,
+                                     const char *filename, const char *language,
+                                     int name_id, int is_default);
+void ff_hls_write_stream_info(AVStream *st, AVIOContext *out, int bandwidth,
+                              const char *filename, const char *agroup,
+                              const char *codecs, const char *ccgroup,
+                              const char *sgroup);
 void ff_hls_write_playlist_header(AVIOContext *out, int version, int allowcache,
                                   int target_duration, int64_t sequence,
                                   uint32_t playlist_type, int iframe_mode);
-void ff_hls_write_init_file(AVIOContext *out, char *filename,
+void ff_hls_write_init_file(AVIOContext *out, const char *filename,
                             int byterange_mode, int64_t size, int64_t pos);
 int ff_hls_write_file_entry(AVIOContext *out, int insert_discont,
                              int byterange_mode,
                              double duration, int round_duration,
                              int64_t size, int64_t pos, //Used only if HLS_SINGLE_FILE flag is set
-                             char *baseurl, //Ignored if NULL
-                             char *filename, double *prog_date_time,
+                            const char *baseurl /* Ignored if NULL */,
+                            const char *filename, double *prog_date_time,
                              int64_t video_keyframe_size, int64_t video_keyframe_pos, int iframe_mode);
 void ff_hls_write_end_list (AVIOContext *out);