[FFmpeg-devel] Another possible bug in dvbsub.c
Wed Feb 16 03:09:44 CET 2011
Ronen Mizrahi <ronen at tversity.com> writes:
> On Sat, Feb 12, 2011 at 5:27 PM, Ronen Mizrahi <ronen at tversity.com> wrote:
>> The problem with current dvbsub encoded with ffmpeg is that the subtitles
>> are not remove from display as expected (they remain displayed for a much
>> longer period, unless some other sub replaces them). This was tested with
>> VLC, ffplay, and also with other hardware devices (set-top-boxes).
>> By comparing to VLC code base (
>> we were able to make a small change that seem to have fixed the
>> problem: when hide_state is TRUE, no region related information should be
>> written. This is unlike the current code where it does write the region ids
>> and their x,y position, as well as some other information.
>> Since I am not a dvbsub expert and since the spec is not very clear with
>> regard to this situation I wanted to see if someone on the list can confirm
>> this correction. If so, I am happy to submit a patch.
> Any feedback from someone on the list? Would you consider a patch?
Patches that make things work better are always welcome. I don't know
the DVB specs enough to comment on your findings, but you are probably
mans at mansr.com
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