> On Jul 19, 2020, at 5:20 PM, Steven Liu <lingjiujia...@gmail.com> wrote:
>
> Marton Balint <c...@passwd.hu> 于2020年7月19日周日 上午6:04写道：
>>
>> Also query time only once, not for every variant stream, otherwise variant
>> streams might get a slightly different initial program date time. And we can
>> set this unconditionally because HLS_PROGRAM_DATE_TIME flag is checked
>> elsewhere.
>>
>> Signed-off-by: Marton Balint <c...@passwd.hu>
>> ---
>> libavformat/hlsenc.c | 8 ++------
>> 1 file changed, 2 insertions(+), 6 deletions(-)
>>
>> diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
>> index df84e6487d..39ff1fa1e7 100644
>> --- a/libavformat/hlsenc.c
>> +++ b/libavformat/hlsenc.c
>> @@ -2704,6 +2704,7 @@ static int hls_init(AVFormatContext *s)
>> char *p = NULL;
>> int http_base_proto = ff_is_http_proto(s->url);
>> int fmp4_init_filename_len = strlen(hls->fmp4_init_filename) + 1;
>> + double initial_program_date_time = av_gettime() / 1000000.0;
> is it AV_TIME_BASE?
According to the documentation of av_gettime, it's not related to AV_TIME_BASE.
/**
* Get the current time in microseconds.
*/
int64_t av_gettime(void);
>>
>> if (hls->use_localtime) {
>> pattern = get_default_pattern_localtime_fmt(s);
>> @@ -2798,12 +2799,7 @@ static int hls_init(AVFormatContext *s)
>> vs->start_pts = AV_NOPTS_VALUE;
>> vs->end_pts = AV_NOPTS_VALUE;
>> vs->current_segment_final_filename_fmt[0] = '\0';
>> -
>> - if (hls->flags & HLS_PROGRAM_DATE_TIME) {
>> - time_t now0;
>> - time(&now0);
>> - vs->initial_prog_date_time = now0;
>> - }
>> + vs->initial_prog_date_time = initial_program_date_time;
>>
>> for (j = 0; j < vs->nb_streams; j++) {
>> vs->has_video += vs->streams[j]->codecpar->codec_type ==
>> AVMEDIA_TYPE_VIDEO;
>> --
>> 2.26.2
>>
>> _______________________________________________
>> ffmpeg-devel mailing list
>> ffmpeg-devel@ffmpeg.org
>> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>>
>> To unsubscribe, visit link above, or email
>> ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
> To unsubscribe, visit link above, or email
> ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
