generic-library/ffmpeg
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Author SHA1 Message Date
Michael Niedermayer
09d5929f37 jpeg2000: Do not crash on NULL node in tag_tree_decode 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
c1dcbc590d jpeg2000: Do not assume a single tile 
In preparation of supporting multiple tiles.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
aa16bbaf9b jpeg2000: Refactor SOT marker parsing 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
53d5d89c1b jpeg2000: Speed up jpeg2000_decode_tile() 
Skip processing bands with dimension set to 0.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
64f6570c6e jpeg2000: Use EBCOT's CAUSAL and BYPASS mode in decode_cblk() 
Speed it up a bit.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
589e5b52f6 jpeg2000: Use the correct sizeof in memset for T1 data 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
db13e02c6f jpeg2000: Compute corrections of sub-band coordinates 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
5bf208f659 jpeg2000: Use separate fields for int and float codepaths 
Split stepsize and data into int and float variants.
Eliminates a number of casts and simplifies spotting errors.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
f9581f1414 jpeg2000: Improve reduced resolution decoding 
Correctly scale down the component coordinates and
clean up some redundant code.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
5b73916d34 jpeg2000: Simplify init_tile() 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
690c8af97b jpeg2000: Remove unneeded variable initialization 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
a458b91cf4 jpeg2000: Split int/float codepaths depending on the DWT 
DWT53 is always int, DWT97 is always float.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
33e665a6ab jpeg2000: Update pixel format support 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
4cbd5ed11b jpeg2000: Fix compute precedence error in lut_gain index 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
b564784a20 jpeg2000: Check that there is a SOT before SOD 
Avoid overreads.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
ef35d6dbc6 jpeg2000: Propagate error code from get_cox() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
952f7ed3c0 jpeg2000: Compute quantization for 'scalar derived' in the correct case. 
Scalar derived case is represented by the JPEG2K_QSTY_SI define.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
b44925ae6b jpeg2000: Initialize code blocks structures in precincts to 0 
Prevent use of uninitialized memory / valgrind failure.

Found-by: ubitux
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
2c3901b2c3 jpeg2000: Remove unneeded returns 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
78962d3df4 jpeg2000: Check that nreslevels2decode has been initialized before use 
Avoid buffer overread.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
4e11b15534 jpeg2000: Calculate code-block coord in ff_jpeg2000_init_component() 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Signed-off-by: Nicolas Bertrand <nicoinattendu@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
cf04af2086 jpeg2000: Check that we have enough components for MCT 
Avoid overread.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
86a2602e16 jpeg2000: Drop unused and writeonly fields 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
fd54dd028b jpeg2000: check len before parsing header 
Avoid overread.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
17e5d614a8 jpeg2000: Check zero bit-plane validity 
Prevent integer overflows.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Luca Barbato
7e201d575d jpeg2000: Validate block lengthinc 
Currently we are using an array with a static data size.

Similar to a patch with the same purpose by Michael Niedermayer.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
278a923c51 jpeg2000: Validate SIZ parsing 
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
d3cb302b88 jpeg2000: Validate SOT parsing 
Avoid some overreads.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
ac921338a4 jpeg2000: Correctly calculate sgnd 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
eae63e3c15 jpeg2000: Check component number in get_coc() and get_qcc() 
Avoid overreads.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Nicolas Bertrand <nicoinattendu@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
1a3598aae7 jpeg2000: Use bytestream2 
Prevent a number of overreads.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:43 +02:00
Luca Barbato
5efadcb8cd jpeg2000: Clean up return paths and error messages 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:43 +02:00
Luca Barbato
be3271009e jpeg2000: Define the maximum decomposition levels 
And define the resolution levels according.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:43 +02:00
Michael Niedermayer
fbcc03db8f jpeg2000: Check code-block size 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Signed-off-by: Nicolas Bertrand <nicoinattendu@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:43 +02:00
Luca Barbato
5650e331a7 jpeg2000: Validate resolution levels 
There are 32 maximum decomposition levels, thus 33 resolution levels.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:43 +02:00
wm4
c3316ddb83 lavf: add support for libgme 
Reviewed-by: Stefano Sabatini <stefasab@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 18:52:45 +02:00
Jean Delvare
0472f64c55 Add a maintainer for the delogo filter 
I volunteer to maintain the delogo filter for at least the year to
come.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
patch/commit split by commiter
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 16:39:27 +02:00
Jean Delvare
de8d56c6e3 MAINTAINERS: clarify the expected format in the document header 
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Patch/commit split by commiter
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 16:38:23 +02:00
Michael Niedermayer
d59ec0adbb avformat_find_stream_info: move ret init down from flush codecs. 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 15:07:51 +02:00
Michael Niedermayer
c5ddd75354 avformat_find_stream_info: Do not consider no streams an error in flush codecs 
This should have no functional effect, but allows a cleaner diff when moving it
down

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 15:07:51 +02:00
Michael Niedermayer
c826c5698b avformat_find_stream_info: try to preserve the error code 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 15:07:51 +02:00
Michael Niedermayer
ccba9535dc av_find_stream_info: initialize ret 
This should fix hypothetical corner cases where it might have never been initialized before use

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 15:07:44 +02:00
Carl Eugen Hoyos
2492f7774f avformat: Print "Consider increasing the value for analzeduration and probesize" even more often 
The sample from ticket #2691 currently does not trigger "Consider increasing
the value for analzeduration and probesize" because the audio streams are
only added after calling estimate_timings(). Attached patch moves the message
below this function call.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 14:08:36 +02:00
Michael Niedermayer
a478e99a60 avutil/x86: reenable ff_update_lls_avx() 
The bug has been fixed in c8b920a9b7 by Loren Merritt

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 12:02:08 +02:00
Michael Niedermayer
951a365504 Merge remote-tracking branch 'qatar/master' 
* qatar/master:
  oggdec: do not fall back on binary search in the generic code.

Conflicts:
	libavformat/oggdec.c
	tests/ref/seek/lavf-ogg

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 11:50:30 +02:00
Michael Niedermayer
d1fa671895 Merge commit 'c8b920a9b7fa534a6141695ace4e8c2dfcd56cee' 
* commit 'c8b920a9b7fa534a6141695ace4e8c2dfcd56cee':
  lls/x86: use 3-operator vaddpd in ADDPD_MEM

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 11:40:44 +02:00
Michael Niedermayer
bc62b24d11 Merge commit '8bd9039900e67a633cc838d691c449e71c060553' 
* commit '8bd9039900e67a633cc838d691c449e71c060553':
  Revert "indeo5: reject negative motion vectors"

See: cc53c28fdc
Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 11:27:26 +02:00
Anton Khirnov
8ad3267ce3 oggdec: do not fall back on binary search in the generic code. 
Binary search is already attempted in the format-specific seek function,
so the fallback is only reached if binary search failed already.
 2013-07-02 10:37:22 +02:00
Loren Merritt
c8b920a9b7 lls/x86: use 3-operator vaddpd in ADDPD_MEM 
Fixes build with yasm-1.1

Signed-off-by: Anton Khirnov <anton@khirnov.net>
 2013-07-02 10:15:09 +02:00
Michael Niedermayer
a35494c566 h264: fix indention of xchg_mb_border() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-02 03:27:14 +02:00