summaryrefslogtreecommitdiff
path: root/libavcodec
Commit message (Collapse)AuthorAge
* vp8: Wait for prev_frame to parse segment_map before reading itRonald S. Bultje2013-07-07
| | | | | | | This fixes occasional failures of vp8-test-vector-010 with frame-level multithreading enabled. Signed-off-by: Martin Storsjö <martin@martin.st>
* kmvc: Clip pixel position to valid rangeLuca Barbato2013-07-06
| | | | | Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org
* kmvc: use fixed sized arrays in the contextLuca Barbato2013-07-06
| | | | | Avoid some boilerplate code to dynamically allocate and then free the buffers.
* bitstream_filter: K&R formatting cosmeticsLuca Barbato2013-07-05
|
* indeo: reject negative array indexesLuca Barbato2013-07-04
| | | | | Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org
* indeo: Cosmetic formattingLuca Barbato2013-07-04
| | | | Trim some overly long lines.
* indeo: Refactor ff_ivi_init_tiles and ivi_decode_blocksLuca Barbato2013-07-04
| | | | | Spin large and mostly self contained blocks into stand alone functions.
* indeo: Refactor ff_ivi_dec_huff_descLuca Barbato2013-07-04
| | | | Spare an indentation level.
* indeo: use a typedef for the mc function pointerLuca Barbato2013-07-04
|
* cabac: x86 version of get_cabac_bypassJason Garrett-Glaser2013-07-04
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* aic: use chroma scan tables while decoding luma component in progressive modeKostya Shishkov2013-07-04
| | | | | | For some unclear reason Apple decided to use the same scan tables for luma and chroma in the progressive mode while using different ones for luma in the interlaced mode.
* jpeg2000: Use the matching coding style struct for transform selectionMichael Niedermayer2013-07-02
| | | | | | | | Fixes a null pointer dereference. 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>
* jpeg2000: Merge rescaling with interleaving in 9/7 IDWTMichael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Optimize output sample conversionMichael Niedermayer2013-07-02
| | | | | | | | 67935 -> 29984 kcycles Reviewed-by: Nicolas BERTRAND <nicoinattendu@gmail.com> Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Reset s->numX/Ytiles on tile deallocationMichael Niedermayer2013-07-02
| | | | | | Keep the structure fields more consistent after cleanup. Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Optimize dequantizationMichael Niedermayer2013-07-02
| | | | | | | | | Float: 4700 -> 2700 cycles Integer: 4400 -> 2800 cycles (sandybridge i7) Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Do not assume a single tileMichael Niedermayer2013-07-02
| | | | | | In preparation of supporting multiple tiles. Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Speed up jpeg2000_decode_tile()Michael Niedermayer2013-07-02
| | | | | | Skip processing bands with dimension set to 0. Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Use EBCOT's CAUSAL and BYPASS mode in decode_cblk()Michael Niedermayer2013-07-02
| | | | | | Speed it up a bit. Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Simplify jpeg2000_decode_packets()Michael Niedermayer2013-07-02
| | | | | | | | Raise PATCHWELCOME error in case of non-implemented progression order. 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>
* jpeg2000: Do not crash on NULL node in tag_tree_decodeMichael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Refactor SOT marker parsingMichael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Proper cleanup on failure in decode_frame()Luca Barbato2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Use the correct sizeof in memset for T1 dataMichael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Simplify init_tile()Michael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Update pixel format supportMichael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Compute corrections of sub-band coordinatesMichael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Remove unneeded variable initializationMichael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Use separate fields for int and float codepathsMichael Niedermayer2013-07-02
| | | | | | | 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>
* jpeg2000: Split int/float codepaths depending on the DWTMichael Niedermayer2013-07-02
| | | | | | DWT53 is always int, DWT97 is always float. Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Improve reduced resolution decodingMichael Niedermayer2013-07-02
| | | | | | | Correctly scale down the component coordinates and clean up some redundant code. Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Compute quantization for 'scalar derived' in the correct case.Michael Niedermayer2013-07-02
| | | | | | Scalar derived case is represented by the JPEG2K_QSTY_SI define. Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Calculate code-block coord in ff_jpeg2000_init_component()Michael Niedermayer2013-07-02
| | | | | | 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>
* jpeg2000: Fix compute precedence error in lut_gain indexMichael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Initialize code blocks structures in precincts to 0Michael Niedermayer2013-07-02
| | | | | | | | 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>
* jpeg2000: Check that we have enough components for MCTMichael Niedermayer2013-07-02
| | | | | | | | 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>
* jpeg2000: Check that there is a SOT before SODMichael Niedermayer2013-07-02
| | | | | | | | 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>
* jpeg2000: Remove unneeded returnsMichael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Propagate error code from get_cox()Michael Niedermayer2013-07-02
| | | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at> Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Check that nreslevels2decode has been initialized before useMichael Niedermayer2013-07-02
| | | | | | | Avoid buffer overread. Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Drop unused and writeonly fieldsMichael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Correctly calculate sgndMichael Niedermayer2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: check len before parsing headerMichael Niedermayer2013-07-02
| | | | | | | | 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>
* jpeg2000: Check component number in get_coc() and get_qcc()Michael Niedermayer2013-07-02
| | | | | | | | | 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>
* jpeg2000: Check zero bit-plane validityMichael Niedermayer2013-07-02
| | | | | | Prevent integer overflows. Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Validate block lengthincLuca Barbato2013-07-02
| | | | | | | | | | 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>
* jpeg2000: Validate SIZ parsingMichael Niedermayer2013-07-02
| | | | | Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Validate SOT parsingMichael Niedermayer2013-07-02
| | | | | | Avoid some overreads. Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Use bytestream2Michael Niedermayer2013-07-02
| | | | | | | Prevent a number of overreads. Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
* jpeg2000: Clean up return paths and error messagesLuca Barbato2013-07-02
| | | | Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-29 23:29:25 +0000