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PiperOrigin-RevId: 267460010
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MediaPipe Team jqtang
MediaPipe Team authored and jqtang committed Sep 5, 2019
1 parent 59a3989 commit 785d266e3fb77fc15ab96570b40ac8cafd26c6a0
Showing with 24 additions and 28 deletions.
  1. +4 −2 WORKSPACE
  2. +11 −16 mediapipe/docs/install.md
  3. +9 −10 third_party/opencv_macos.BUILD
@@ -120,7 +120,9 @@ http_archive(
load("@org_tensorflow//tensorflow:workspace.bzl", "tf_workspace")
tf_workspace(tf_repo_name = "org_tensorflow")

# Please run $ sudo apt-get install libopencv-dev
# Please run
# $ sudo apt-get install libopencv-core-dev libopencv-highgui-dev \
# libopencv-imgproc-dev libopencv-video-dev
new_local_repository(
name = "linux_opencv",
build_file = "@//third_party:opencv_linux.BUILD",
@@ -133,7 +135,7 @@ new_local_repository(
path = "/usr"
)

# Please run $ brew install opencv
# Please run $ brew install opencv@3
new_local_repository(
name = "macos_opencv",
build_file = "@//third_party:opencv_macos.BUILD",
@@ -8,9 +8,10 @@ Note: If you plan to use TensorFlow calculators and example apps, there is a
known issue with gcc and g++ version 6.3 and 7.3. Please use other versions.

Note: While Mediapipe configuring TensorFlow with Python 2, if you see the
following error: "org_tensorflow/third_party/git/git_configure.bzl", line 14, in
_fail fail(("%sGit Configuration Error:%s %...)))", please install the python
future library by `$ pip install --user future `
following error:
'"/private/var/.../org_tensorflow/third_party/git/git_configure.bzl", line 14,
in _fail fail(("%sGit Configuration Error:%s %...)))', please install the python
future library by `$ pip install --user future`
Choose your operating system:
@@ -243,23 +244,17 @@ To build and run iOS apps:
4. Install OpenCV and FFmpeg.
Option 1. Use HomeBrew package manager tool to install the pre-compiled
OpenCV libraries. FFmpeg will be installed via OpenCV.
OpenCV 3.4.5 libraries. FFmpeg will be installed via OpenCV.
```bash
$ brew install opencv
# A Known issue with OpenCV 4.1.1 or above:
# If you see a missing dependency declaration error when building mediapipe target,
# you may need to uninstall glog as a temporary workaround. The error message looks like:
# ERROR: this rule is missing dependency declarations for the following files included
# by 'mediapipe/calculators/image/scale_image_utils.cc':
# '/usr/local/include/glog/logging.h'
# '/usr/local/include/glog/log_severity.h'
# '/usr/local/include/glog/vlog_is_on.h'
$ brew uninstall --ignore-dependencies glog
$ bazel clean --expunge
$ brew install opencv@3
```
Note: If you do `$brew install opencv`, there is a known issue caused by the
glog dependency of OpenCV 4.1.1 or above. The problem is solvable by
uninstalling the glog. You need to do `$ brew uninstall
--ignore-dependencies glog`
Option 2. Use MacPorts package manager tool to install the OpenCV libraries.
```bash
@@ -6,23 +6,22 @@ licenses(["notice"]) # BSD license
exports_files(["LICENSE"])

# The following build rule assumes that OpenCV is installed by
# 'brew install opencv' command on macos.
# 'brew install opencv@3' command on macos.
# If you install OpenCV separately, please modify the build rule accordingly.
cc_library(
name = "opencv",
srcs = glob(
[
"local/opt/opencv/lib/libopencv_core.dylib",
"local/opt/opencv/lib/libopencv_highgui.dylib",
"local/opt/opencv/lib/libopencv_imgcodecs.dylib",
"local/opt/opencv/lib/libopencv_imgproc.dylib",
"local/opt/opencv/lib/libopencv_optflow.dylib",
"local/opt/opencv/lib/libopencv_video.dylib",
"local/opt/opencv/lib/libopencv_videoio.dylib",
"local/opt/opencv@3/lib/libopencv_core.dylib",
"local/opt/opencv@3/lib/libopencv_highgui.dylib",
"local/opt/opencv@3/lib/libopencv_imgcodecs.dylib",
"local/opt/opencv@3/lib/libopencv_imgproc.dylib",
"local/opt/opencv@3/lib/libopencv_video.dylib",
"local/opt/opencv@3/lib/libopencv_videoio.dylib",
],
),
hdrs = glob(["local/opt/opencv/include/opencv4/**/*.h*"]),
includes = ["local/opt/opencv/include/opencv4/"],
hdrs = glob(["local/opt/opencv@3/include/opencv2/**/*.h*"]),
includes = ["local/opt/opencv@3/include/"],
linkstatic = 1,
visibility = ["//visibility:public"],
)

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