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Author SHA1 Message Date
Luca Barbato daeb4e3042 jpeg2000: Proper cleanup on failure in decode_frame() 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +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
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
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
Luca Barbato 8bd9039900 Revert "indeo5: reject negative motion vectors" 
Negative motion vectors are possible.

This reverts commit 1194a41080.
 2013-07-01 06:49:46 +02:00
Luca Barbato b36e1893ef indeo: check for reference when inheriting mvs 
The same is done already for qdelta.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-07-01 04:20:58 +02:00
Luca Barbato 1194a41080 indeo5: reject negative motion vectors 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-07-01 04:20:51 +02:00
Luca Barbato dd3754a488 indeo: use proper error code 2013-07-01 04:17:46 +02:00
Luca Barbato 7388c0c586 indeo: Properly forward the error codes 
If the tile data size does not match the buffer size it did not
return an AVERROR_INVALIDDATA causing futher corruption later.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-07-01 04:17:46 +02:00
Luca Barbato 6765ee7b9c mjpeg: Check the unescaped size for overflows 
And contextually check init_get_bits success and fix the reporting
message.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-30 08:48:51 +02:00
Luca Barbato 7520d9779c mjpeg: Move code out of else branch 
Simplify the control flow and spare some vertical space.
 2013-06-30 08:46:55 +02:00
Luca Barbato 02ec656af7 wmapro: error out on impossible scale factor offsets 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-29 18:11:59 +02:00
Luca Barbato d4a217a408 wmapro: check the min_samples_per_subframe 
Must be at least WMAPRO_BLOCK_MIN_SIZE.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-29 18:11:40 +02:00
Luca Barbato 183880cfc4 pictor: use the correct logging context 
Broken in 6d97484d72
 2013-06-29 18:11:12 +02:00
Luca Barbato 3822936252 wmapro: check num_vec_coeffs against the actual available buffer 
Prevent yet another buffer overwrite.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-28 13:16:35 +02:00
Luca Barbato 6652338f43 wmapro: return early on unsupported condition 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-28 13:16:00 +02:00
Luca Barbato e30b068ef7 wmapro: make sure there is room to store the current packet 
Prevent horrid and hard to trace struct overwrite.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-28 13:15:40 +02:00
Luca Barbato afe03092dd lavc: move put_bits_left in put_bits.h 2013-06-28 13:14:12 +02:00
Luca Barbato 07c52e2c7c aac: return meaningful errors 2013-06-27 01:22:36 +02:00
Luca Barbato 6d8629aac1 aac: K&R formatting cosmetics 2013-06-27 01:22:06 +02:00
Luca Barbato f963f701d9 ogg: relax demuxer conformance checks 
Some samples in the wild are missing headers that are expected by the
specification but in practice do not affect decoding.
 2013-06-22 20:54:59 +02:00
Luca Barbato 42cc6cefd3 avconv: report the error for codec open failure 
External codec may have corner case reason to fail at init, better
report them instead having the user wonder.
 2013-06-22 20:54:59 +02:00
Luca Barbato 1e340af8d6 avconv: drop additional strerror fallback 
strerror_r is called by av_strerror already.
 2013-06-22 20:54:59 +02:00
Luca Barbato df9f22d42b avf: move url utility functions in a separate file 2013-06-16 15:01:39 +02:00
Luca Barbato 12db891dcd avf: move ff_write_chained to mux.c 2013-06-16 14:41:07 +02:00
Luca Barbato 508998f7d5 avf: move riff tags accessors where they belong 2013-06-16 14:41:07 +02:00
Luca Barbato ec7c51c786 avf: move ff_http_match_no_proxy to network 
It is only used by network protocols.
 2013-06-16 14:41:00 +02:00
Luca Barbato afc8685395 avf: split off format register and lookup function 2013-06-16 14:00:40 +02:00
Luca Barbato f80b60ad59 bitstream: forward error values and drop few abort() 2013-06-16 09:30:26 +02:00
Luca Barbato f776899a17 bitstream: K&R formatting cosmetics 2013-06-16 09:30:25 +02:00
Luca Barbato 9e80eda26d h264_mp4toannexb_bsf: return a padded buffer 
The code using the returned buffer might expect it to be
FF_INPUT_BUFFER_PADDING_SIZE padded as any other avpacket.
 2013-06-15 16:14:45 +02:00
Luca Barbato 8d929afd25 h264_mp4toannexb_bsf: factor out extradata parsing 2013-06-15 16:14:33 +02:00
Luca Barbato 5d21ca4559 h264_mp4toannexb_bsf: K&R formatting cosmetics 2013-06-15 09:11:13 +02:00
Luca Barbato 59d7bb99b6 4xm: check bitstream_size boundary before using it 
Prevent buffer overread.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-12 14:45:46 +02:00
Luca Barbato fbd0dacc8d 4xm: refactor decode_p_block 
Directly return from code 1, 2 and 6 codepaths and simplify the
remaining one to have a single overflow check and a single call to
mcdc.
 2013-06-12 14:45:46 +02:00
Luca Barbato 94aefb1932 4xm: do not overread the source buffer in decode_p_block 
Check for out of picture macroblocks before calling mcdc.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-12 14:45:46 +02:00
Luca Barbato be373cb50d 4xm: do not overread the prestream buffer 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-12 14:45:46 +02:00
Luca Barbato de2e5777e2 4xm: validate the buffer size before parsing it 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-12 14:45:46 +02:00
Luca Barbato 145023f572 4xm: reject frames not compatible with the declared version 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-12 14:45:46 +02:00
Luca Barbato 1f0c607560 4xm: drop pointless assert 
Make sure the value of wlog2 is always between 0 and 3.
 2013-06-12 14:45:46 +02:00
Luca Barbato b8b809908e 4xm: forward errors from decode_p_block 
Partially mitigate out of memory writes.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-12 14:45:46 +02:00
Luca Barbato 50ec1db62d 4xm: fold last_picture lazy allocation in decode_p_frame 2013-06-12 14:45:46 +02:00
Luca Barbato 42d73f7f6b 4xm: do not overread while parsing header 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-12 14:45:46 +02:00
Luca Barbato e7a44f87d0 4xm: refactor fourxm_read_header 
Split sound and video tag parsing in separate functions.
 2013-06-12 14:45:46 +02:00
Luca Barbato e6496ea7e7 4xm: K&R formatting cosmetics 2013-06-12 14:45:46 +02:00
Luca Barbato 08859d19b4 4xm: use the correct logging context 2013-06-12 14:45:46 +02:00
Luca Barbato a3b2b83f01 faxcompr: return meaningful errors 
And optionally forward them to the caller instead of concealing them.

Unify err and ret in a single variable.
 2013-06-07 17:23:53 +02:00
Luca Barbato f32aefcf34 faxcompr: K&R formatting cosmetics 2013-06-07 17:23:53 +02:00
Luca Barbato 9c22169769 tiff: do not overread the source buffer 
At least 2 bytes from the source are read every loop.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-06-07 17:23:53 +02:00
Luca Barbato 999ccd2d0a tiff: cleanup the error paths 
Return the proper error values and optionally report them.
 2013-06-07 17:23:53 +02:00
Luca Barbato 016c5b066d tiff: refactor fax support in a separate function 2013-06-07 17:23:53 +02:00
Luca Barbato 103937681d tiff: refactor deflate support in a separate function 
Report when zlib support is missing.
 2013-06-07 17:23:53 +02:00
Luca Barbato f8a4d5e970 h264_parser: K&R formatting cosmetics 2013-06-07 16:54:55 +02:00
Luca Barbato 92b3caa108 vorbis: return meaningful errors 2013-06-07 16:54:16 +02:00
Luca Barbato 9835abb6d6 network: uniform ff_listen_bind and ff_listen_connect 
Document the functions and have both use a millisecond timeout and
check for interrupt.
 2013-06-04 14:56:52 +02:00
Luca Barbato f849a77e67 network: factor out connect-listening code 
Introduce ff_listen_connect, to be shared with the other
non-tcp network protocols.
 2013-06-01 15:29:53 +02:00
Luca Barbato 28306e6d62 network: factor out bind-listening code 
Introduce ff_listen_bind, to be shared with the other non-tcp
network protocols.
 2013-06-01 15:29:53 +02:00
Luca Barbato 701966730c vmd: drop incomplete chunks and spurious samples 
Odd chunk size makes no sense for stereo and incomplete chunks are
not supported.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-05-29 21:30:21 +02:00
Luca Barbato 676da248ca vmd: refactor the inner decode loop 
Simplify a little, assume empty frames are acceptable and
do not pointlessly reinit the bytestream2 contexts using
possibly wrong size values.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-05-29 12:11:47 +02:00
Luca Barbato c8f3cb9119 vmd: return meaningful errors 
CC: libav-stable@libav.org
 2013-05-29 12:11:47 +02:00
Luca Barbato 91a6944e56 vmd: use the PALETTE_COUNT constant uniformly 
While at it drop useless parentheses.
 2013-05-29 12:11:47 +02:00
Luca Barbato 0ba49d28a1 configure: support gcc-4.8 instrumentation 
Since version 4.8 gcc sports asan and tsan integration that can
be leveraged when hunting bugs.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-05-28 17:22:16 +02:00
Luca Barbato fd06291239 wavpack: check packet size early 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-05-22 22:02:57 +02:00
Luca Barbato 3f0b6d7a62 wavpack: use bytestream2 in wavpack_decode_block 
Prevent most out of buffer reads.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-05-22 22:02:55 +02:00
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