Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Allows, amongst other things, to override the size guessed
by the sub2video hack.

Note: the -s option could have more or less the same semantic,
but it receives a special treatment by the options system.

And re-enable the FATE test.

Signed-off-by: Jean First <jeanfirst@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This is very close to what the default does currently
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This avoids per parameter changes in ffmpeg at the cost of making access
somewhat more annoying.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Until now, the end_display_time was ignored, making single
packets subtitles (like dvdsub) stay indefinitely.

start_display_time was also ignored, but is it almost always 0.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Normally we discard things prior to the intended start
for stream copy this is not always possible, and its not done by default
this option allows discarding to be enabled

this is primarely usefull when transcoding a video and stream copying an
audio stream.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

With this option, transcoding DVB subtitles becomes possible.