mpegts: Make the sdt_period a double

Having it as a float didn't even allow enough precision to check
for INT_MAX/2.
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>

libavformat/mpegtsenc.c

@@ -103,7 +103,7 @@ typedef struct MpegTSWrite {
     int copyts;
     int tables_version;
     double pat_period;
-    float sdt_period;
+    double sdt_period;
     int64_t last_pat_ts;
     int64_t last_sdt_ts;
 
@@ -1558,7 +1558,7 @@ static const AVOption options[] = {
       offsetof(MpegTSWrite, pat_period), AV_OPT_TYPE_DOUBLE,
       { .dbl = INT_MAX }, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
     { "sdt_period", "SDT retransmission time limit in seconds",
-      offsetof(MpegTSWrite, sdt_period), AV_OPT_TYPE_FLOAT,
+      offsetof(MpegTSWrite, sdt_period), AV_OPT_TYPE_DOUBLE,
       { .dbl = INT_MAX }, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
     { NULL },
 };

libavformat/version.h

@@ -31,7 +31,7 @@
 
 #define LIBAVFORMAT_VERSION_MAJOR  57
 #define LIBAVFORMAT_VERSION_MINOR   8
-#define LIBAVFORMAT_VERSION_MICRO 101
+#define LIBAVFORMAT_VERSION_MICRO 102
 
 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
                                                LIBAVFORMAT_VERSION_MINOR, \