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Statically link OpenCV and always extract shared object (#177)

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This commit is contained in:
Declan Freeman-Gleason
2020-12-13 14:28:18 -05:00
committed by GitHub
parent 0c89db421c
commit 11a66b15ed
2 changed files with 8 additions and 7 deletions
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15
photon-server/src/main/java/org/photonvision/raspi/PicamJNI.java
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@@ -36,15 +36,16 @@ public class PicamJNI {
if (libraryLoaded || !Platform.isRaspberryPi()) return;
try {
File libDirectory = Path.of("lib/").toFile();
if (!libDirectory.exists()) {
Files.createDirectory(libDirectory.toPath()).toFile();
}
// We always extract the shared object (we could hash each so, but that's a lot of work)
URL resourceURL = PicamJNI.class.getResource("/nativelibraries/libpicam.so");
File libFile = Path.of("lib/libpicam.so").toFile();
if (!Files.exists(libFile.toPath())) {
// Assumes that the directory doesn't exist if libpicam doesn't exist
Files.createDirectory(Path.of("lib/")).toFile();
try (InputStream in = resourceURL.openStream()) {
Files.copy(in, libFile.toPath());
}
try (InputStream in = resourceURL.openStream()) {
Files.copy(in, libFile.toPath());
}
System.load(libFile.getAbsolutePath());