@item @code{ffconcat version 1.0}
Identify the script type and version. It also sets the @option{safe} option
-to 1 if it was to its default -1.
+to 1 if it was -1.
To make FFmpeg recognize the format automatically, this directive must
appears exactly as is (no extra space or byte-order-mark) on the very first
If set to 0, any file name is accepted.
-The default is -1, it is equivalent to 1 if the format was automatically
+The default is 1.
+
+-1 is equivalent to 1 if the format was automatically
probed and 0 otherwise.
@item auto_convert
static const AVOption options[] = {
{ "safe", "enable safe mode",
- OFFSET(safe), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, DEC },
+ OFFSET(safe), AV_OPT_TYPE_BOOL, {.i64 = 1}, -1, 1, DEC },
{ "auto_convert", "automatically convert bitstream format",
OFFSET(auto_convert), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, DEC },
{ "segment_time_metadata", "output file segment start time and duration as packet metadata",