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Update NDK version to r26d in docs #5612

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9b24a3d
Update NDK version to r26d in docs
kirklandsign Sep 24, 2024
9874230
Adding specific 26.3.11579264 Android NDK version
cmodi-meta Sep 24, 2024
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4 changes: 2 additions & 2 deletions backends/vulkan/README.md
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Expand Up @@ -137,12 +137,12 @@ compile the Vulkan Compute Library's GLSL compute shaders.
The Vulkan Delegate libraries can be built by setting `-DEXECUTORCH_BUILD_VULKAN=ON`
when building with CMake.

First, make sure that you have the Android NDK installed - Android NDK r25c is
First, make sure that you have the Android NDK installed - Android NDK 26.3.11579264 is
recommended. The Android SDK should also be installed so that you have access
to `adb`.

```shell
# Recommended version is Android NDK r25c.
# Recommended version is Android NDK 26.3.11579264.
export ANDROID_NDK=<path_to_ndk>
# Select an appropriate Android ABI
export ANDROID_ABI=arm64-v8a
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2 changes: 1 addition & 1 deletion backends/vulkan/docs/android_demo.md
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Expand Up @@ -28,7 +28,7 @@ Tutorial in order to install the specified versions of the Android NDK and the
Android SDK.

```shell
# Recommended version is Android NDK r25c.
# Recommended version is Android NDK 26.3.11579264.
export ANDROID_NDK=<path_to_ndk>
# Select an appropriate Android ABI
export ANDROID_ABI=arm64-v8a
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4 changes: 2 additions & 2 deletions examples/demo-apps/android/LlamaDemo/SDK-quick-setup-guide.md
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Expand Up @@ -70,9 +70,9 @@ export ANDROID_HOME="$(realpath $DEV_HOME/sdk)"
# Install SDK 34
./cmdline-tools/bin/sdkmanager --sdk_root="${ANDROID_HOME}" --install "platforms;android-34"
# Install NDK
./cmdline-tools/bin/sdkmanager --sdk_root="${ANDROID_HOME}" --install "ndk;25.0.8775105"
./cmdline-tools/bin/sdkmanager --sdk_root="${ANDROID_HOME}" --install "ndk;26.3.11579264"
# The NDK root is then under `ndk/<version>`.
export ANDROID_NDK="$ANDROID_HOME/ndk/25.0.8775105"
export ANDROID_NDK="$ANDROID_HOME/ndk/26.3.11579264"
```

### (Optional) Android Studio Setup
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2 changes: 1 addition & 1 deletion examples/demo-apps/android/LlamaDemo/docs/delegates/mediatek_README.md
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Expand Up @@ -5,7 +5,7 @@ More specifically, it covers:
2. Building and linking libraries that are required to inference on-device for Android platform using MediaTek AI accelerators.
3. Loading the needed files on the device and running inference.

Verified on MacOS, Linux CentOS (model export), Python 3.10, Android NDK 25.0.8775105
Verified on MacOS, Linux CentOS (model export), Python 3.10, Android NDK 26.3.11579264
Phone verified: MediaTek Dimensity 9300 (D9300) chip.

## Prerequisites
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4 changes: 2 additions & 2 deletions examples/demo-apps/android/LlamaDemo/docs/delegates/xnnpack_README.md
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Expand Up @@ -14,15 +14,15 @@ Phone verified: OnePlus 12. Samsung S23 (Llama only), Samsung S24+ (Llama only),

## Prerequisites
* Install [Java 17 JDK](https://www.oracle.com/java/technologies/javase/jdk17-archive-downloads.html).
* Install the [Android SDK API Level 34](https://developer.android.com/about/versions/14/setup-sdk) and [Android NDK 25.0.8775105](https://developer.android.com/studio/projects/install-ndk).
* Install the [Android SDK API Level 34](https://developer.android.com/about/versions/15/setup-sdk) and [Android NDK 26.3.11579264](https://developer.android.com/studio/projects/install-ndk).
* If you have Android Studio set up, you can install them with
* Android Studio Settings -> Language & Frameworks -> Android SDK -> SDK Platforms -> Check the row with API Level 34.
* Android Studio Settings -> Language & Frameworks -> Android SDK -> SDK Tools -> Check NDK (Side by side) row.
* Alternatively, you can follow [this guide](https://github.com/pytorch/executorch/blob/856e085b9344c8b0bf220a97976140a5b76356aa/examples/demo-apps/android/LlamaDemo/SDK.md) to set up Java/SDK/NDK with CLI.
Supported Host OS: CentOS, macOS Sonoma on Apple Silicon.


Note: This demo app and tutorial has only been validated with arm64-v8a [ABI](https://developer.android.com/ndk/guides/abis), with NDK 25.0.8775105.
Note: This demo app and tutorial has only been validated with arm64-v8a [ABI](https://developer.android.com/ndk/guides/abis), with NDK 26.3.11579264.



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