fix build and instructions for apple m1

.gitignore

@@ -10,3 +10,5 @@ Cargo.lock
 **/*.rs.bk
 /refs/
 /mediapipe/
+/logs/
+.DS_Store

Cargo.toml

@@ -12,10 +12,10 @@ edition = "2018"
 name = "mediapipe"
 
 [dependencies]
-cgmath = "0.18.0"
-libc = "0.2.0"
-opencv = { version = "0.63", features = ["clang-runtime"] }
-protobuf = "2.23.0"
+cgmath = "0.18"
+libc = "0.2"
+opencv = "0.66"
+protobuf = "2.23"
 
 [build-dependencies]
 bindgen = "*"

README.md

@@ -12,31 +12,46 @@ And heavily based on this example: https://github.com/asprecic/mediapipe-qt-inte
 
 ## setup
 
+To run the examples clone this project.
+
+```shell
+git clone https://github.com/julesyoungberg/mediapipe-rs.git
+```
+
 Mediapipe is a framework for building AI-powered computer vision applications. It provides high level libraries exposing some of its solutions for common problems. This package makes some of these solutions available in Rust. In order to use it we must build a custom mediapipe C++ library.
 
-Clone the modified Mediapipe repo.
+Clone the modified Mediapipe repo next to `mediapipe-rs` or a project that uses `mediapipe-rs`.
 
 ```shell
 git clone https://github.com/julesyoungberg/mediapipe.git
 cd mediapipe
 ```
 
+### building mediapipe
+
 Build & install the mediagraph library.
 
-### mac os
+#### mac os
 
 ```shell
 bazel build --define MEDIAPIPE_DISABLE_GPU=1 mediapipe:libmediagraph.dylib
 sudo cp bazel-bin/mediapipe/libmediagraph.dylib /usr/local/lib/libmediagraph.dylib
-cp mediapipe/mediagraph.h /usr/local/include/mediagraph.h
 ```
 
-### linux (untested)
+#### linux (untested)
 
 ```shell
 bazel build --define MEDIAPIPE_DISABLE_GPU=1 mediapipe:mediagraph
 cp bazel-bin/mediapipe/libmediagraph.so /usr/local/lib/libmediagraph.so
-cp mediapipe/mediagraph.h /usr/local/include/mediagraph.h
+```
+
+### linking & building
+
+Navigate to the project directory and create a symbolic link to the `../mediapipe/mediapipe`.
+
+```shell
+cd ../mediapipe-rs # or the path to your project
+ln -s ../mediapipe/mediapipe .
 ```
 
 ## usage
@@ -47,13 +62,7 @@ Add the following to your dependencies list in `Cargo.toml`:
 mediapipe = { git = "https://github.com/julesyoungberg/mediapipe-rs" }
 ```
 
-Mediapipe relies on tflite files which must be available at `./mediapipe/modules/`. The easiest way to satisfy this is by creating a symbolic link to mediapipe. Run the following command from the project directory.
-
-```shell
-ln -s ../mediapipe/mediapipe .
-```
-
-The path to mediapipe may be different depending on where you have cloned it to.
+Mediapipe relies on tflite files which must be available at `./mediapipe/modules/`. The easiest way to satisfy this is by creating a symbolic link to mediapipe as explained in the `linking & building` section above.
 
 ## examples
 

build.rs

@@ -10,7 +10,7 @@ fn main() {
         .clang_arg("-std=c++14")
         .clang_arg("-I/usr/local/include/opencv4")
         .generate_comments(true)
-        .header("/usr/local/include/mediagraph.h")
+        .header("./mediapipe/mediagraph.h")
         .allowlist_function("mediagraph.*")
         .allowlist_type("mediagraph.*")
         .allowlist_var("mediagraph.*")

src/graphs/multi_person_pose_tracking_cpu.pbtxt

@@ -1,3 +1,10 @@
+profiler_config {
+  trace_enabled: true
+  # enable_profiler: true
+  trace_log_interval_count: 200
+  trace_log_path: "/Users/jules/workspace/mediapipe-rs/logs/"
+}
+
 # MediaPipe graph that performs pose tracking with TensorFlow Lite on CPU.
 
 # CPU buffer. (ImageFrame)
@@ -6,17 +13,19 @@ input_stream: "input_video"
 # Output image with rendered results. (ImageFrame)
 output_stream: "multi_pose_landmarks"
 
-output_stream: "pose_detections"
+# output_stream: "pose_detections"
 
 output_stream: "roi_from_landmarks"
 
 # Generates side packet to enable segmentation.
 node {
   calculator: "ConstantSidePacketCalculator"
-  output_side_packet: "PACKET:enable_segmentation"
+  output_side_packet: "PACKET:0:enable_segmentation"
+  output_side_packet: "PACKET:1:num_poses"
   node_options: {
     [type.googleapis.com/mediapipe.ConstantSidePacketCalculatorOptions]: {
-      packet { bool_value: true }
+      packet { bool_value: false }
+      packet { int_value: 2 }
     }
   }
 }
@@ -34,7 +43,7 @@ node {
 node {
   calculator: "FlowLimiterCalculator"
   input_stream: "input_video"
-  input_stream: "FINISHED:output_video"
+  input_stream: "FINISHED:roi_from_landmarks"
   input_stream_info: {
     tag_index: "FINISHED"
     back_edge: true
@@ -47,7 +56,8 @@ node {
   calculator: "MultiPoseLandmarkCpu"
   input_side_packet: "ENABLE_SEGMENTATION:enable_segmentation"
   input_stream: "IMAGE:throttled_input_video"
+  input_side_packet: "NUM_POSES:num_poses"
   output_stream: "LANDMARKS:multi_pose_landmarks"
-  output_stream: "DETECTION:pose_detections"
+  # output_stream: "DETECTION:pose_detections"
   output_stream: "ROI_FROM_LANDMARKS:roi_from_landmarks"
 }