They are only written to, never read.

Now all IO should go through the IO callbacks and be interceptable by
the caller.

There is no real reason to treat them differently.

avio_close() can only be called on AVIOContexts created by avio_open(2).

It will in general not be available. Use block_align if known or fall
back to av_get_audio_frame_duration().

Reported-By: Maxim Koitsov <maksbotan@gentoo.org>

Some muxer might or might not fit incomplete mp3 frames in
their packets.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Some muxer might or might not fit incomplete mp3 frames in
their packets.

Bug-Id: 899

CC: libav-stable@libav.org
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

This reverts commits 2edc7187, a2bb771a, 21c750f2, 8e7bea6d.

The WTV demuxer depends on large parts of the MPEG-TS demuxer internals
anyway and fails to build without it.

Signed-off-by: Diego Biurrun <diego@biurrun.de>

Needed for enum AVCodecID

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Do not error out if some subcomponents cannot be enabled.

Reported-By: RT|AO

Also fix #endif comments in the FFT init code.