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path: root/libavcodec/cfhd.c
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* avcodec/cfhd: Use the actual count instead of the expected in peak_table()Michael Niedermayer2018-08-20
| | | | | | Fixes: out of array access (no testcase) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avcodec/cfhd: Move peak_table() and difference_coding() calls after the ↵Michael Niedermayer2018-08-20
| | | | | | | | | | | | | | existing coefficient count check Fixes: out of array access Fixes: 9509/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-5283250636324864 Fixes: 9572/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-4920757409808384 Fixes: 9596/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-5114917580439552 Fixes: 9640/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-6247840698335232 Fixes: 9659/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-6079554987753472 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avcodec/cfhd: Use bytestream2 for peaksMichael Niedermayer2018-07-18
| | | | | | | This fixes out of array accesses No testcase known Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* libavcodec/cfhd: Fix signed overflow in shiftMichael Niedermayer2018-07-15
| | | | | | | Fixes: 8695/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-4906172426485760 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* lavc/cfhd: interlaced frame decoding addedGagandeep Singh2018-05-27
| | | | ticket #5522 output of given samples significantly improved
* lavc/cfhd: use AV_CEIL_RSHIFT instead of deprecated FF_CEIL_RSHIFTClément Bœsch2018-05-08
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* lavc/cfhd: fix distortion of lowest 8 lines when height is not multiple of 16Gagandeep Singh2018-04-03
| | | | Also update fate reference. Fixes ticket #6675.
* lavc/cfhd: add alpha decompanding in rgba12Gagandeep Singh2018-03-22
| | | | | Alpha decompanding curve added to post process the decoded alpha channel. Fixes ticket #6265.
* avcodec/cfhd: support cropped height tagJames Almer2017-10-18
| | | | | | | | | | | Ported from libav. Authored by one of the following: Anton Khirnov <anton@khirnov.net> Diego Biurrun <diego@biurrun.de> Vittorio Giovara <vittorio.giovara@gmail.com> Reviewed-by: kierank Signed-off-by: James Almer <jamrial@gmail.com>
* Merge commit '5f794aa1653aa04c1da7397e9ccacad947fadf5f'James Almer2017-10-17
|\ | | | | | | | | | | | | | | | | | | | | | | * commit '5f794aa1653aa04c1da7397e9ccacad947fadf5f': Add Cineform HD Decoder See 3485332bf99602910fe8830b0230d02fc653135d. Some cosmetics are merged. The refactoring is not merged at the request of Kieran Kunhya. Merged-by: James Almer <jamrial@gmail.com>
| * Add Cineform HD DecoderKieran Kunhya2017-03-09
| | | | | | | | | | Decodes YUV 4:2:2 10-bit and RGB 12-bit files. Older files with more subbands, skips, Bayer, alpha not supported. Further fixes and refactorings by Anton Khirnov <anton@khirnov.net>, Diego Biurrun <diego@biurrun.de>, Vittorio Giovara <vittorio.giovara@gmail.com> Signed-off-by: Diego Biurrun <diego@biurrun.de>
* avcodec/cfhd: Fix decoding regression due to height checkVodyannikov Aleksandr2017-07-23
| | | | | | | | | | Fixes: Ticket6546 Regression since: 54aaadf648073149f1ac34f56cbde4e6c5aa22ef Reviewed-by: Muhammad Faiz <mfcc64@gmail.com> Reviewed-by: Kieran Kunhya <kierank@obe.tv> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avcodec/cfhd: Fix invalid left shift of negative valueMichael Niedermayer2017-06-28
| | | | | | | | Fixes: runtime error: left shift of negative value -1 Fixes: 2395/clusterfuzz-testcase-minimized-6540529313513472 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avcodec/cfhd: Check bpc before setting bpc in contextMichael Niedermayer2017-06-22
| | | | | | | | Fixes: runtime error: shift exponent 32 is too large for 32-bit type 'int' Fixes: 2306/clusterfuzz-testcase-minimized-5002997392211968 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avcodec/cfhd: Fix undefined shiftMichael Niedermayer2017-06-22
| | | | | | | | Fixes: runtime error: left shift of negative value -1 Fixes: 2303/clusterfuzz-testcase-minimized-5529675273076736 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avcodec/cfhd: Check band parameters before storing themMichael Niedermayer2017-06-10
| | | | | | | | Fixes out of array read Fixes: 2169/clusterfuzz-testcase-minimized-5688641642823680 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avcodec/cfhd: Fix runtime error: signed integer overflow: 65280 * 65288 ↵Michael Niedermayer2017-06-01
| | | | | | | | | cannot be represented in type 'int' Fixes: 1925/clusterfuzz-testcase-minimized-5564569688735744 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avcodec/cfhd: Increase minimum band dimension to 3Michael Niedermayer2016-08-19
| | | | | | | | | | The implementation does not currently support len=2 Fixes out of array accesses Fixes: 29d1b3db5ba2205e82b0b3a533e057a3/asan_heap-oob_12b650c_9254_3b8c4e4d931eb2c32841c18ebb297f1d.avi Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* cosmetics: fix some misspelled wordsJames Almer2016-07-17
| | | | Signed-off-by: James Almer <jamrial@gmail.com>
* avcodec/cfhd: Set dimensions unconditionallyMichael Niedermayer2016-06-10
| | | | | | | Fixes Ticket5215 Reviewed-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avcodec/cfhd: clear idwt_buf on allocationMichael Niedermayer2016-06-05
| | | | | | | This avoids use of uninitialized variables and might make bugs in general easier to reproduce Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* libavcodec/cfhd: fixed wrong printf formatdsmudhar2016-05-23
| | | | Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avcodec/cfhd: Don't decode coefficients if no end of header tag found. Fixes ↵Kieran Kunhya2016-04-28
| | | | fuzzed files such as the one in in ticket #5383
* cfhd: Do not initialize context sizeVittorio Giovara2016-03-29
| | | | | | | | Otherwise probing and stream analisys will report a correct coded size but an empty visible size. Approved by: kieran Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* lavc/cfhd: Remove one more \n from avpriv_report_missing_feature().Carl Eugen Hoyos2016-03-06
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* lavc/cfhd: Sanitize avpriv_report_missing_feature() usage.Carl Eugen Hoyos2016-03-06
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* avcodec/cfhd: Fixes cfhd_odd.mov which has a resolution of 496x241Kieran Kunhya2016-03-06
| | | | | In this case container width/height is better however. Thanks to koda for the sample
* avcodec/cfhd: Add support for 12-bit RGBA.Kieran Kunhya2016-02-27
| | | | Plays all known samples
* cfhd: reallocate internal buffers on format change.Kieran Kunhya2016-02-27
| | | | Fixes some, but not all, of the threading fuzz crashes
* avcodec/cfhd: Fix errors with valid files.Kieran Kunhya2016-02-12
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* avcodec/cfhd: Check the number of tag/value pairsMichael Niedermayer2016-02-12
| | | | | | | | Fixes potentially long loop Fixes: CID1351382/11 Reviewed-by: Kieran Kunhya <kieran@kunhya.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* cfhd: fix off-by-one error in level checkAndreas Cadhalpun2016-02-03
| | | | | | | | This fixes out-of-bounds writes causing segmentation faults. Found-by: Piotr Bandurski <ami_stuff@o2.pl> Reviewed-by: Kieran Kunhya <kierank@obe.tv> Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
* avcodec/cfhd: Make sure we have an end of header tag before allocating a frame.Kieran Kunhya2016-02-01
| | | | Fixes tickets #5208 and #5209
* avcodec: Cineform HD DecoderKieran Kunhya2016-01-30
Decodes YUV 4:2:2 10-bit and RGB 12-bit files. Older files with more subbands, skips, Bayer, alpha not supported. Alpha requires addition of GBRAP12 pixel format.
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