2016-12-31 19:16 GMT+08:00 Bodecs Bela <bode...@vivanet.hu>:
>
>
> 2016.12.31. 11:48 keltezéssel, Steven Liu írta:
>
>> 2016-12-31 1:24 GMT+08:00 Bodecs Bela <bode...@vivanet.hu>:
>>
>> 2016.12.30. 18:11 keltezéssel, Moritz Barsnick írta:
>>>
>>> On Fri, Dec 30, 2016 at 15:38:25 +0100, Bodecs Bela wrote:
>>>>
>>>> is not available on all system/environment. This patch checks %s
>>>>> availabilty at runtine and alter the default format string if
>>>>> necessary.
>>>>>
>>>>> You forgot to add the patch.
>>>>
>>>> please, forgive me. I attached it now.
>>>
>>>
>>> Moritz
>>>> _______________________________________________
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>>>>
>>>> Bela
>>>
>>> _______________________________________________
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>>>
>>> Signed-off-by: Bela Bodecs <bode...@vivanet.hu>
>>>
>> ---
>> libavformat/hlsenc.c | 11 ++++++++++-
>> 1 file changed, 10 insertions(+), 1 deletion(-)
>>
>> diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
>> index c9d8e3c..76b85e8 100644
>> --- a/libavformat/hlsenc.c
>> +++ b/libavformat/hlsenc.c
>> @@ -829,13 +829,22 @@ fail:
>> return err;
>> }
>>
>> +static const char * get_default_pattern_localtime_fmt(void)
>> +{
>> + char b[21];
>> + time_t t = time(NULL);
>> + struct tm *p, tmbuf;
>> + p = localtime_r(&t, &tmbuf);
>> + return (strftime(b, sizeof(b), "%s", p) > 2) ? "-%s.ts" :
>> "-%Y%m%d%H%I%S.ts";
>> Why check strftime result bigger than 2,not 1 not 3?
>>
> I have faced different strftime behaviours on two different environments
> where unknown specifier was in format string.
> On one of them strftime returned 0, this was the expected return value by
> me.
> But on the other one, strftime returned 2 and put unknown specifier (%s)
> as is into the result buffer.
> So >2 will handle each cases. In normal behaviour, nowadays, length of
> seconds string will be always longer than 2.
> Should I put a comment about it into the code?
Maybe add a comment for the value 2 is better.
>
>
> +}
>> +
>> static int hls_write_header(AVFormatContext *s)
>> {
>> HLSContext *hls = s->priv_data;
>> int ret, i;
>> char *p;
>> const char *pattern = "%d.ts";
>> - const char *pattern_localtime_fmt = "-%s.ts";
>> + const char *pattern_localtime_fmt =
>> get_default_pattern_localtime_fmt();
>> const char *vtt_pattern = "%d.vtt";
>> AVDictionary *options = NULL;
>> int basename_size;
>>
>
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