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

allowing access to the size but not the extradata itself is not useful
and could lead to potential problems if writing happens through this field
Reviewed-by: Andreas Cadhalpun <andreas.cadhalpun@googlemail.com>
Reviewed-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

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

If resyncing leads to the same position as previously, it will again
lead to a resync attempt, resulting in an infinite loop.

Thus don't seek back beyond the last syncpoint.
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

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

A negative time base can trigger assertions.
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

* commit '46d4d857':
  movenc: Avoid writing separate flags for the first sample if not necessary
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '00d751d4':
  movenc: Set tfhd default sample flags based on actual samples, if possible
Merged-by: Michael Niedermayer <michaelni@gmx.at>

The examples used to drop frames in most cases which
was probably not what users expected.

The mpegvideo decoder has set intra_dc_precision since forever.

Reported-by: Christoph Gerstbauer

Signed-off-by: Martin Storsjö <martin@martin.st>

This avoids assuming that e.g. audio samples are marked as
sync samples.

This allows omitting the sample flags from trun, if the default
flags happen to be right for all the samples.
Signed-off-by: Martin Storsjö <martin@martin.st>

If EOF is reached, while skipping bytes, avio_tell(pb) won't change
anymore, resulting in an infinite loop.
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

They are used in a switch statement, but it is not guaranteed that the
COMM case (where they are set to 0) is reached before the other cases.
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

* commit '0ce3a0f9':
  utvideodec: Handle slice_height being zero

See: 38816062Merged-by: Michael Niedermayer <michaelni@gmx.at>

Fixes out of array accesses.

CC: libav-stable@libav.org
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Bug-Id: CVE-2014-9604
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

* commit '7b9cb7b3':
  avprobe: Export coded_{width,height} in -show_streams

Conflicts:
	avprobe.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

This ensures that all current and future code-pathes get bpp checked
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

* commit 'ae5e1f3d':
  tiff: Check that there is no aliasing in pixel format selection

See: e1c0cfaaMerged-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: James Almer <jamrial@gmail.com>

Signed-off-by: Reynaldo H. Verdejo Pinochet <reynaldo@osg.samsung.com>

Signed-off-by: Reynaldo H. Verdejo Pinochet <reynaldo@osg.samsung.com>

Signed-off-by: Reynaldo H. Verdejo Pinochet <reynaldo@osg.samsung.com>

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This fixes depending on implementation defined behavior
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This fixes depending on implementation defined behavior
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This fixes depending on implementation defined behavior

Regression test for the bug from trac ticket #4359 fixed in commit efff3854Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>

* commit '6448f15a':
  mxfdec: Fix the error handling for when strftime fails
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '5f5b78ac':
  xcbgrab: Free the host string after checking the connection

Conflicts:
	libavdevice/xcbgrab.c

No change as the bug was not in FFmpeg
Merged-by: Michael Niedermayer <michaelni@gmx.at>

* commit '0025f740':
  vorbis: Check the vlc value in setup_classifs

Conflicts:
	libavcodec/vorbisdec.c

See: ae038c09
See: 709cae2bMerged-by: Michael Niedermayer <michaelni@gmx.at>

Fixes possible issues with unexpected bpp/bppcount values.

CC: libav-stable@libav.org
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Bug-Id: CVE-2014-8544
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

* commit '62de77ff':
  vorbis: Use a local codebook variable
Merged-by: Michael Niedermayer <michaelni@gmx.at>

The str variable is a char ** here.
Signed-off-by: Martin Storsjö <martin@martin.st>

Reviewed-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

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

Prevent an use after free in the error message.

Bug-Id: CID 1274040
CC: libav-stable@libav.org