Commit Graph

58 Commits

Author SHA1 Message Date
Alexander Alekhin
583bd1a6e2 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2022-06-04 19:10:35 +00:00
rogday
a2ad997e97 fix vector access in TF::sortByExecutionOrder 2022-05-24 00:05:13 +03:00
OpenCV Developers
2985739b8c Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2022-04-16 14:41:15 +00:00
rogday
a2b84e9897 add assert to tf graph simplifier to address security concerns 2022-04-13 22:50:27 +03:00
Alexander Alekhin
03a08435e2 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2021-10-07 04:27:22 +00:00
Oliver Kuckertz
a3d7811f24
Merge pull request #20725 from mologie:fix-dnn-tf-on-arm
* dnn: fix unaligned memory access crash on armv7

The getTensorContent function would return a Mat pointing to some
member of a Protobuf-encoded message. Protobuf does not make any
alignment guarantees, which results in a crash on armv7 when loading
models while bit 2 is set in /proc/cpu/alignment (or the relevant
kernel feature for alignment compatibility is disabled). Any read
attempt from the previously unaligned data member would send SIGBUS.

As workaround, this commit makes an aligned copy via existing clone
functionality in getTensorContent. The unsafe copy=false option is
removed. Unfortunately, a rather crude hack in PReLUSubgraph in fact
writes(!) to the Protobuf message. We limit ourselves to fixing the
alignment issues in this commit, and add getTensorContentRefUnaligned
to cover the write case with a safe memcpy. A FIXME marks the issue.

* dnn: reduce amount of .clone() calls

* dnn: update FIXME comment

Co-authored-by: Alexander Alekhin <alexander.a.alekhin@gmail.com>
2021-10-06 16:41:05 +00:00
Alexander Alekhin
9b7b22ee0e Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2020-07-16 20:13:27 +00:00
Dmitry Kurtaev
cc584760d3 Fix TensorFlow->ONNX imports 2020-07-15 14:36:13 +03:00
Alexander Alekhin
c3e8a82c9c Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2020-05-28 23:53:54 +00:00
Liubov Batanina
ba3cf47600
Merge pull request #17386 from l-bat:tf_clamp_subgraph
* Added ClipByValue subgraph

* Return const nodes
2020-05-26 19:01:47 +00:00
Alexander Alekhin
593af7287b Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2020-05-18 17:50:16 +00:00
Dmitry Kurtaev
b4a6aa335d TensorFlow bilinear resize downscale 2020-05-13 23:59:20 +03:00
Alexander Alekhin
c722625f28 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2020-04-28 16:53:19 +00:00
Dmitry Kurtaev
25ec4ce6f1 PReLU from Tensorflow 2020-04-28 00:01:21 +03:00
Alexander Alekhin
b8579f12be Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2020-04-08 10:19:09 +00:00
Dmitry Kurtaev
7e4b2057f2 Import TF2.0 network from Keras 2020-03-25 15:34:28 +03:00
Alexander Alekhin
d4a17da7b2 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2020-03-04 20:49:09 +00:00
ashishiva3@gmail.com
8559237d4e ONNX: upsample subgraph fusion added 2020-02-29 15:24:06 +05:30
Alexander Alekhin
4cb9faf6c9 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2020-01-14 17:04:22 +03:00
Alexander Alekhin
a67228cd73 Merge pull request #16291 from dkurt:dnn_onnx_graph_simplifier 2020-01-14 12:45:59 +00:00
Dmitry Kurtaev
c1c84d2fd1 ONNX graphs simplifier 2020-01-14 12:45:49 +03:00
Alexander Alekhin
fb61f88b9c Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2020-01-12 09:35:39 +00:00
Dmitry Kurtaev
f954f0830c Sort text TensorFlow graphs 2019-12-31 11:43:32 +03:00
Alexander Alekhin
1661e83939 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2019-08-30 16:22:42 +03:00
Dmitry Kurtaev
57676cf64d Fix https://github.com/opencv/opencv/issues/15141 2019-08-24 23:14:26 +03:00
Alexander Alekhin
66d7956e67 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2019-06-15 16:25:11 +00:00
Dmitry Kurtaev
dfdc91f8c9 dnn: fix MVN layer (issue 14683) 2019-06-14 18:38:05 +03:00
Alexander Alekhin
f3de2b4be7 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2019-06-05 19:11:52 +03:00
Dmitry Kurtaev
081d9bc73f Fix Identity Switch from Keras 2019-05-29 17:13:21 +03:00
Alexander Alekhin
b2abd8ca41 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2019-05-07 16:04:54 +00:00
Alexander Alekhin
5ba8aa781c Merge pull request #14460 from dkurt:dnn_tf_no_extra_clone 2019-05-07 14:48:50 +00:00
Alexander Alekhin
e28e3c9491 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2019-05-01 08:27:45 +00:00
Dmitry Kurtaev
a6ed8f268a Remove extra weights cloning from TensorFlow importer 2019-04-30 19:18:41 +03:00
Dmitry Kurtaev
9408c3e640 Refactored TensorFlow subgraphs fusion 2019-04-30 09:21:05 +03:00
Alexander Alekhin
c024edb9a8 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2019-04-19 15:43:58 +03:00
Dmitry Kurtaev
0cfd95c097 Fix TensorFlow's Squeeze and a new fusion for SoftMax from slim backend 2019-04-13 17:04:31 +03:00
Alexander Alekhin
c9fc27b337 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2019-04-05 19:08:23 +00:00
Dmitry Kurtaev
ec41a4897a Remove Switch and Merge nodes from TensorFlow networks 2019-04-05 12:32:35 +03:00
Alexander Alekhin
7442100caa Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2019-03-29 19:29:36 +00:00
Dmitry Kurtaev
9cfd219d70 Fix Mobilenet v2 from TensorFlow slim 2019-03-27 15:10:57 +03:00
Alexander Alekhin
a8b0db4e5d Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2018-09-28 14:14:47 +03:00
Dmitry Kurtaev
c8f3579f93 Fix #12542 (#12603)
* Fix #12542

* Remove ignore of non-virtual-dtor error
2018-09-26 16:08:51 +03:00
Alexander Alekhin
d74b98c3d9 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2018-09-04 18:39:03 +00:00
Alexander Alekhin
f10fd64630 dnn: update "guard" inline namespace
- differ from 3.4 branch
2018-09-03 20:46:57 +00:00
Dmitry Kurtaev
c7cf8fb35c Import SSDs from TensorFlow by training config (#12188)
* Remove TensorFlow and protobuf dependencies from object detection scripts

* Create text graphs for TensorFlow object detection networks from sample
2018-09-03 17:08:40 +03:00
Alexander Alekhin
d2e08a524e core: repair CV_Assert() messages
Multi-argument CV_Assert() is accessible via CV_Assert_N() (with malformed messages).
2018-08-15 17:43:10 +03:00
Dmitry Kurtaev
449696f1e5 Enable reshape-as-shape layer from TensorFlow 2018-08-06 17:35:06 +03:00
Dmitry Kurtaev
36288eebe7 Nearest neighbor resize from Keras 2018-07-04 11:53:24 +03:00
Alexander Alekhin
799b4f48e7 fix missing precomp.hpp 2018-05-31 16:53:44 +03:00
Dmitry Kurtaev
8488f2e265 EAST: An Efficient and Accurate Scene Text Detector (https://arxiv.org/abs/1704.03155v2) 2018-05-11 14:55:42 +03:00