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Merge pull request #24122 from fengyuentau:remove_tengine

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dnn: cleanup of tengine backend #24122

🚀 Cleanup for OpenCV 5.0. Tengine backend is added for convolution layer speedup on ARM CPUs, but it is not maintained and the convolution layer on our default backend has reached similar performance to that of Tengine.

Tengine backend related PRs:
- https://github.com/opencv/opencv/pull/16724
- https://github.com/opencv/opencv/pull/18323

### Pull Request Readiness Checklist

See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request

- [x] I agree to contribute to the project under Apache 2 License.
- [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV
- [x] The PR is proposed to the proper branch
- [x] There is a reference to the original bug report and related work
- [x] There is accuracy test, performance test and test data in opencv_extra repository, if applicable
      Patch to opencv_extra has the same branch name.
- [x] The feature is well documented and sample code can be built with the project CMake
This commit is contained in:
Yuantao Feng
2023-08-09 02:26:02 -04:00
committed by GitHub
parent 7d59db4ec4
commit ba70ec99b3
10 changed files with 3 additions and 696 deletions
Download Patch File Download Diff File Expand all files Collapse all files
cmake/mirrors/gitcode.cmake
+1 -4
View File
@@ -1,9 +1,6 @@
######
# Download via commit id
######
# Tengine
ocv_update(TENGINE_PKG_MD5_GITCODE 1b5908632b557275cd6e85b0c03f9690)
ocv_update(TENGINE_PKG_MD5_ORIGINAL 23f61ebb1dd419f1207d8876496289c5) # same as tengine_md5sum for TENGINE commit of e89cf8870de2ff0a80cfe626c0b52b2a16fb302e
# NVIDIA_OPTICAL_FLOW
ocv_update(NVIDIA_OPTICAL_FLOW_PKG_MD5_GITCODE 8d5b7eeb24d6ca9c6bcfdff4196d5b47)
ocv_update(NVIDIA_OPTICAL_FLOW_PKG_MD5_ORIGINAL a73cd48b18dcc0cc8933b30796074191)
@@ -74,7 +71,7 @@ if((DL_ID STREQUAL "FFMPEG") OR (DL_ID STREQUAL "IPPICV") OR (DL_ID STREQUAL "da
ocv_download_url_gitcode_usercontent(opencv)
elseif(DL_ID STREQUAL "wechat_qrcode")
ocv_download_url_gitcode_usercontent(mirrors/WeChatCV)
elseif((DL_ID STREQUAL "TENGINE") OR (DL_ID STREQUAL "NVIDIA_OPTICAL_FLOW") OR (DL_ID STREQUAL "TIM-VX"))
elseif((DL_ID STREQUAL "NVIDIA_OPTICAL_FLOW") OR (DL_ID STREQUAL "TIM-VX"))
ocv_download_url_gitcode_archive_commit_id()
elseif(DL_ID STREQUAL "TBB")
ocv_download_url_gitcode_archive_release(OPENCV_TBB_SUBDIR)