[FFmpeg-devel] [PATCH] avcodec/dca_parser: Extend DTS core sync word and fix existing check

Michael Niedermayer michaelni at gmx.at
Wed Apr 29 17:20:20 CEST 2015

On Wed, Apr 29, 2015 at 02:14:55PM +0300, foo86 wrote:
> Check extended sync word for 16-bit LE and BE core streams to reduce
> probability of alias sync detection. Previously sync word extension was
> checked only for 14-bit streams (and this check did not properly work
> across buffer boundary).
> Use 64-bit parser state to make extended sync word detection work across
> buffer boundary.
> This is sufficient to make the sample in ticket #4492 parse
> successfully.
> ---
>  libavcodec/dca_parser.c | 42 +++++++++++++++++++++++++-----------------
>  1 file changed, 25 insertions(+), 17 deletions(-)


should i backport this to the previous releases ?


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

In fact, the RIAA has been known to suggest that students drop out
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