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Author SHA1 Message Date
Luca Barbato cfbd98abe8 mjpegdec: validate parameters in mjpeg_decode_scan_progressive_ac 
Prevent out of buffer write when decoding broken samples.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-05-21 09:46:02 +02:00
Luca Barbato a030279a67 ljpeg: use the correct number of components in yuv 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-05-20 22:02:05 +02:00
Luca Barbato 8aa3500905 mjpeg: Validate sampling factors 
They must be non-zero.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-05-20 22:02:05 +02:00
Luca Barbato db347280eb vorbis: fallback to normal division instead of crashing 
The use of ff_inverse speeds up slightly arches + compilers that
do not provide a division faster than the whole machinery, such
as ppc32 + gcc4.7, but has operational limits.

Drop the always-enable assert and provide a fallback.
 2013-05-19 22:56:37 +02:00
Luca Barbato ddf1b4a2f8 vorbis: simplify the inner loop in setup_classifs 2013-05-19 22:56:37 +02:00
Luca Barbato 36f1038004 vorbis: use normal integer values for iterators 
No need to use fixed-size integers.
 2013-05-19 22:56:37 +02:00
Luca Barbato 98186578a2 vorbis: refactor vorbis_residue_decode_internal 2013-05-19 22:56:37 +02:00
Luca Barbato edfe609fc9 configure: Add basic valgrind-massif support 
With the parameter --toolchain valgrind-massif, the configure
script sets reasonable defaults that can be overridden as explained
in the documentation.
 2013-05-18 21:29:17 +02:00
Luca Barbato ed50673066 wavpack: validate samples size parsed in wavpack_decode_block 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-05-18 20:39:32 +02:00
Luca Barbato 8c34558131 wavpack: return meaningful errors 
And forward those that were already meaningful.
 2013-05-18 20:37:18 +02:00
Luca BarbatoandDiego Biurrun 0f689a3d97 wavpack: K&R formatting cosmetics 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-05-18 17:19:43 +02:00
Luca Barbato abad374909 jpegls: check the scan offset 
Prevent an out of array bound write.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-05-17 16:44:13 +02:00
Luca Barbato 4a4107b489 jpegls: factorize return paths 2013-05-17 16:44:13 +02:00
Luca Barbato a5a0ef5e13 jpegls: return meaningful errors 2013-05-17 16:44:13 +02:00
Luca Barbato 39cc4c61de flacdec: drop unnecessary assert 
The condition cannot happen anymore.
 2013-05-16 14:05:46 +02:00
Luca Barbato b25e49b187 mjpegdec: properly report unsupported disabled features 
When JPEG-LS support is disabled the decoder would feed the
data to the JPEG Lossless decode_*_scan function resulting in
faulty decoding.

CC: libav-stable@libav.org
 2013-05-16 14:05:46 +02:00
Luca BarbatoandDiego Biurrun ff4fc5ef12 jpegls: K&R formatting cosmetics 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-05-16 00:00:41 +02:00
Luca Barbato 7cbc4cb442 fate: update the mmf reference 
Using Optional Data chunk introduced changes the hash.
 2013-05-14 18:50:27 +02:00
Luca Barbato 72fbc9685c avconv: use current syntax for the scale filter 2013-05-10 08:26:04 +02:00
Luca BarbatoandDiego Biurrun ee9a4dff4a mmf: K&R formatting cosmetics 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-05-09 16:12:58 +02:00
Luca Barbato db9aee6ccf oma: properly forward errors in oma_read_packet 
Prevent spurios EIO on EOF.

CC:libav-stable@libav.org
 2013-05-07 14:37:32 +02:00
Luca Barbato 6f98508e2b oma: return meaningful errors 2013-05-07 14:37:32 +02:00
Luca Barbato e55e8b2c36 lavc: do not leak frames in avcodec_decode_audio4 
Notwithstanding the return value the frame should be freed if
is not going to be used.

Reported-by: Matthew Wolenetz <wolenetz@chromium.org>
 2013-05-07 14:37:32 +02:00
Luca Barbato e0c53c3408 nut: use meaningful error values 
Fix the mispresented EINVAL for EOF on partial files, among the other.
 2013-05-07 14:37:32 +02:00
Luca Barbato ac87eaf856 wav: Always seek to an even offset 
RIFF chunks are aligned to 16bit according to the specification.

Bug-Id:500
CC:libav-stable@libav.org
 2013-05-06 09:14:43 +02:00
Luca Barbato 46c1917350 nut: use a define for the nut version 
Ease switching version in the future and make evident why that value.
 2013-05-06 09:14:43 +02:00
Luca BarbatoandDiego Biurrun 72e228b274 nut: K&R formatting cosmetics 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-05-04 20:01:08 +02:00
Luca Barbato 69467fb64b wav: return meaningful errors 2013-05-03 19:56:06 +02:00
Luca Barbato af4cc2605c id3v2: check for end of file while unescaping tags 
Prevent a serious out of buffer bound write.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
 2013-05-03 10:21:27 +02:00
Luca BarbatoandDiego Biurrun 13f57a4d88 wav: K&R formatting cosmetics 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-05-02 19:04:22 +02:00
Luca BarbatoandDiego Biurrun 0671adbb18 id3v2: K&R formatting cosmetics 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-05-02 11:02:45 +02:00
Luca Barbato a943a132f3 aac: check the maximum number of channels 
Broken bitstreams could report a larger than specified number of
channels and cause outbound writes.

CC:libav-stable@libav.org
 2013-04-28 00:40:33 +02:00
Luca Barbato c140105410 oma: K&R formatting cosmetics 2013-04-27 10:53:24 +02:00
Luca Barbato 26a44143ef avplay: remove a warning 
Set the data field in the flush_pkt to the pointer to the actual packet.
The field needs to contain a valid unique pointer, no read nor writes
are ever made to it.
 2013-04-27 10:51:28 +02:00
Luca Barbato c2cb01d418 lavf: introduce AVFMT_TS_NEGATIVE 
Most formats do not support negative timestamps, shift them to avoid
unexpected behaviour and a number of bad crashes.

CC:libav-stable@libav.org

Signed-off-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-04-25 10:13:27 +02:00
Luca BarbatoandDiego Biurrun b845f5e97b riff: Factor out WAVEFORMATEX parsing 
Makes the code simpler to follow.

Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-04-21 18:20:30 +02:00
Luca BarbatoandDiego Biurrun 8e329dba37 riff: check for eof if chunk size and code are 0 
Prevent an infinite loop.

Inspired by a patch from Michael Niedermayer

CC: libav-stable@libav.org

Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-04-21 18:20:30 +02:00
Luca BarbatoandDiego Biurrun 1c88617b94 riff: K&R formatting cosmetics 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-04-21 18:20:12 +02:00
Luca Barbato 25a80a931a matroska: pass the lace size to the matroska_parse_rm_audio 
Each lace must be independent according to the specification.

Fix heap-buffer-overflow in matroska_parse_block for
corrupted real media in mkv files.

Stricter check than fc43c19a56

CC: libav-stable@libav.org
 2013-04-03 12:34:38 +02:00
Luca Barbato 8a96df7b70 matroska: fix a corner case in ebml-lace parsing 
Make sure we notice when the lace_size[n] is a negative value.

CC: libav-stable@libav.org
 2013-04-03 12:33:15 +02:00
Luca Barbato 19f251a288 clang: use -fsantize=address and -fsanitize=thread 
The previous syntax is deprecated.
 2013-04-03 12:23:43 +02:00
Luca Barbato 0933fd1533 oma: Validate sample rates 
The sample rate index is 3 bits even if currently index 5, 6 and 7 are
not supported.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-03-31 16:10:52 +02:00
Luca Barbato b01b60a29d fate: add an option to generate the references 
Useful to add or update fate tests.
 2013-03-29 15:41:26 +01:00
Luca Barbato d1bec33b46 asfenc: return error on negative timestamp 
According to the specification the timestamp is represented by a 32bit
unsigned.

CC: libav-stable@libav.org
 2013-03-18 10:48:23 +01:00
Luca Barbato 37cb3b180a matroskadec: request a read buffer for the wav header 
Solve an infiniloop.

CC: libav-stable@libav.org
 2013-03-12 18:58:06 +01:00
Luca Barbato a8b6015823 dsputil: convert remaining functions to use ptrdiff_t strides 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-03-12 18:26:42 +01:00
Luca Barbato 202c2acc40 vda: remove async decoder leftovers 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-03-12 01:05:48 +01:00
Luca Barbato 5cf7c72757 shorten: use the unsigned type where needed 
get_uint returns an unsigned value, use an unsigned to store
blocksize to make sure the comparison logic is correct and report
correctly the error for the channel count not supported.
 2013-03-06 01:04:02 +01:00
Luca Barbato 4c364eb2b8 shorten: report meaningful errors 2013-03-06 01:04:02 +01:00
Luca Barbato a2ad554def shorten: K&R formatting cosmetics 2013-03-06 01:04:02 +01:00
Luca Barbato 02055b6d40 vorbisdec: check memory allocations 2013-03-06 01:04:01 +01:00
Luca Barbato 4987faee78 h264: check for luma and chroma bit dept being equal 
The decoder assumes a single bit depth for all the planes
while the specification allows different bit depths for luma
and chroma.

Avoid the possible problems described in CVE-2013-2277

CC: libav-stable@libav.org
 2013-03-05 22:18:02 +01:00
Luca Barbato 399663be9d lls: mark max_order as unsigned short 
The value is within 0 and 32.

Remove an `array subscript is below array bounds` warning.
 2013-02-28 17:39:24 +01:00
Luca Barbato 9d4da474f5 lls: move to the private namespace 
The functions are private.
 2013-02-28 17:39:24 +01:00
Luca Barbato 7ac6d2423e lls: K&R formatting cosmetics 2013-02-28 17:39:24 +01:00
Luca Barbato 23bd9ef4b2 vorbisdec: Accept 0 amplitude_bits 
The specification does not prevent an encoder to write the amplitude 0
as 0 amplitude_bits.

Our get_bits() implementation might not support a zero sized read
properly, thus the additional branch.
 2013-02-25 07:34:00 +01:00
Luca Barbato 5b47c19bfd vorbisdec: Add missing checks 
Rate and order must not be 0 even if the specification does not say that
explicitly.
 2013-02-25 07:34:00 +01:00
Luca Barbato fc386f2eea vorbisdec: cosmetics 
Use the commonly used "if (!var)" instead of "if (var == 0)".
 2013-02-25 07:34:00 +01:00
Luca Barbato aa11cb7931 build: make audio_frame_queue a stand-alone component 
Encoders requiring it have the dependency expressed in the
configure.
 2013-02-17 22:05:18 +01:00
Luca Barbato 0b70fb1d51 dsputil: convert remaining op_pixels_func 
Convert to diffptr_t the line_size parameters still int.

Remove all the warnings in dsputil.c
 2013-02-17 12:03:24 +01:00
Luca Barbato fd1abf4269 lavu: avoid clashing definition of E 
E is usually defined as a shorthand for AV_OPT_FLAG_ENCODING_PARAM.
Rename the single expansion E(x) now used in libavutil to E1.
 2013-02-12 11:47:43 +01:00
Luca Barbato b2a722a87e sh4: drop unused functions 
{avg,put}_pixels4_c are not used.
 2013-02-05 23:24:05 +01:00
Luca Barbato 4e0bc996d9 bfin: unbreak compilation 
Added a missing header file.
 2013-01-29 14:59:21 +01:00
Luca Barbato f550583c00 bfin: update VP3 idct 
The block must be set to 0.
 2013-01-28 21:00:59 +01:00
Luca Barbato 4839fbe2d1 shorten: fix array subscript is below array bounds warning 
Incidentally fixes alpha builds.
 2013-01-28 07:24:51 +01:00
Luca Barbato fe1057e017 doc: update the reference for the title 
The recent texi2html exports the title as 'fulltitle_no_texi'.
 2013-01-26 14:49:57 +01:00
Luca Barbato ded3673d77 doc: document libx264 options and mappings 2013-01-25 17:20:03 +01:00
Luca Barbato 5ea5ffc9ce doc: support multitable in texi2pod 2013-01-25 14:03:05 +01:00
Luca BarbatoandDiego Biurrun 4333df6355 avstring: K&R formatting cosmetics 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-01-24 20:49:54 +01:00
Luca Barbato 7a95afe433 doc: fix dependencies in pod generation 
The script can and will change.
 2013-01-24 10:43:15 +01:00
Luca Barbato 9146e872c6 Revert "fate: Use wmv2 IDCT for wmv2 tests" 
This reverts commit ce378f0dd0.
 2013-01-21 19:43:53 +01:00
Luca Barbato 4603ec85ed get_bits: change the failure condition in init_get_bits 
Too much code relies in having init_get_bits fed with a valid
buffer and set its dimension to 0.

Check for NULL buffer instead.
 2013-01-20 13:37:56 +01:00
Luca Barbato 56ef1ef1f7 fate: update ref after rv30_loop_filter fix 2013-01-17 23:40:48 +01:00
Luca Barbato 80ac87c13d lavc: support ZenoXVID custom tag 
Looks like this kind of samples are produced by certain Russian
equipment.
 2013-01-17 21:41:18 +01:00
Luca Barbato 43e0e0c4e5 libcdio: support recent cdio-paranoia 
Upstream decided to split the paranoia interface and move the headers
accordingly.
 2013-01-17 21:41:18 +01:00
Luca Barbato 47812070a2 libx264: use the library specific default rc_initial_buffer_occupancy 
By default libav sets it to 3/4 while x264 sets it to 9/10.

CC: libav-stable@libav.org

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-01-15 08:58:51 +01:00
Luca Barbato bff3607547 lavc: set the default rc_initial_buffer_occupancy 
rc_buffer_size is not set before.

Solve the initial the rate control underflow issue reported in
bug 222.

CC: libav-stable@libav.org

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-01-15 08:58:51 +01:00
Luca Barbato 3f111804eb libvpx: make vp8 and vp9 selectable 
Support older libvpx versions.
 2013-01-14 19:20:47 +01:00
Luca Barbato dab1f543fc libvpx: support vp9 
This feature is experimental use at your risk
 2013-01-14 19:20:47 +01:00
Luca Barbato 23a610b9d6 nut: support vp9 tag 2013-01-14 19:20:47 +01:00
Luca Barbato e28ac6e5e2 lavc: introduce the convenience function init_get_bits8 
Accept the buffer size in bytes and check for overflow before passing
the value in bits to init_get_bits.
 2013-01-14 04:49:14 +01:00
Luca Barbato d9cf5f5169 lavc: check for overflow in init_get_bits 
Fix an undefined behaviour and make the function return a proper
error in case of overflow.

CC: libav-stable@libav.org
 2013-01-14 04:49:14 +01:00
Luca BarbatoandDiego Biurrun f61272f0ef ratecontrol: K&R cosmetic formatting 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-01-12 12:00:49 +01:00
Luca Barbato c1d1ef4ecd zmbv: Reset the decoder on keyframe errors 
Prevent the crash on fuzzed files as reported in bug 63.
 2013-01-11 05:07:42 +01:00
Luca Barbato a800fd5fc7 yuv4mpeg: do not use deprecated functions 
Use the libavutil replacement.
 2013-01-09 21:07:49 +01:00
Luca Barbato fba8e5b608 oggdec: fix faulty cleanup prototype 2013-01-09 21:07:48 +01:00
Luca Barbato d894f74762 oggdec: make sure the private parse data is cleaned up 2013-01-06 17:59:54 +01:00
Luca Barbato 89b51b570d oggdec: free the ogg streams on read_header failure 
Plug an annoying memory leak on broken files.
 2013-01-06 17:59:54 +01:00
Luca Barbato d615da60c1 snow: use VideoDSPContext 
It was left over from the initial conversion.
 2012-12-29 18:05:49 +01:00
Luca Barbato 30a7648730 hlsenc: make segment number unsigned 
It will overflow if somebody keeps streaming for a time long enough.
 2012-12-29 17:26:30 +01:00
Luca Barbato 9b1370aced hlsenc: do not add timestamps in different timebases 
start_time is in stream timebase units while end_time is
in AV_TIME_BASE ones.
 2012-12-29 17:26:30 +01:00
Luca Barbato 0448f26c97 hlsenc: keep the playlist to the correct number of items 
Consider the corner case with a list size larger than the wrap
number.
 2012-12-29 17:26:30 +01:00
Luca Barbato ae85d6c9c0 hlsenc: use the segment filename in the playlist entry 
Avoid calling av_get_frame_filename twice, once to generate the
segment filename and once to generate the playlist.
 2012-12-29 17:26:29 +01:00
Luca Barbato 6dd93ee6f1 hlsenc: check append_entry return value 2012-12-29 17:26:29 +01:00
Luca Barbato 66f7b4862f hlsenc: use the basename to generate the list entries 
The segment path is desumed from the playlist path, recording a
relative path in the playlist while serving the file could lead
to misleading results.
 2012-12-29 17:26:29 +01:00
Luca Barbato d8fd06c37d avstring: add av_basename and av_dirname 
Thread safe version of the common basename and dirname.
 2012-12-29 17:26:22 +01:00
Luca Barbato ba064ebe48 oggdec: check memory allocation 2012-12-23 12:19:15 +01:00
Luca Barbato f5f1cf5224 oggdec: K&R cosmetic formatting 2012-12-23 12:19:08 +01:00
Luca Barbato 7e98956e72 hlsenc: correctly report target duration 2012-12-23 12:13:41 +01:00
Luca Barbato 6906b19346 lavc: add missing files for arm 
Across the many retouches those did not make the main commit.
 2012-12-20 14:07:23 +01:00