Prepare cscore for merge into allwpilib.

2026-06-22 01:11:42 +00:00 · 2017-12-20 19:28:58 -08:00
parent 6d3d52f923
commit ea73c10cd8
166 changed files with 0 additions and 335 deletions
--- a/cscore/examples/settings/settings.cpp
+++ b/cscore/examples/settings/settings.cpp
@@ -0,0 +1,104 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 2017-2018 FIRST. All Rights Reserved.                        */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#include <chrono>
+#include <thread>
+
+#include <llvm/SmallString.h>
+#include <llvm/raw_ostream.h>
+
+#include "cscore.h"
+
+int main(int argc, char** argv) {
+  if (argc < 2) {
+    llvm::errs() << "Usage: settings camera [prop val] ... -- [prop val]...\n";
+    llvm::errs() << "  Example: settings 1 brightness 30 raw_contrast 10\n";
+    return 1;
+  }
+
+  int id;
+  if (llvm::StringRef{argv[1]}.getAsInteger(10, id)) {
+    llvm::errs() << "Expected number for camera\n";
+    return 2;
+  }
+
+  cs::UsbCamera camera{"usbcam", id};
+
+  // Set prior to connect
+  int arg = 2;
+  llvm::StringRef propName;
+  for (; arg < argc && llvm::StringRef{argv[arg]} != "--"; ++arg) {
+    if (propName.empty()) {
+      propName = argv[arg];
+    } else {
+      llvm::StringRef propVal{argv[arg]};
+      int intVal;
+      if (propVal.getAsInteger(10, intVal))
+        camera.GetProperty(propName).SetString(propVal);
+      else
+        camera.GetProperty(propName).Set(intVal);
+      propName = llvm::StringRef{};
+    }
+  }
+  if (arg < argc && llvm::StringRef{argv[arg]} == "--") ++arg;
+
+  // Wait to connect
+  while (!camera.IsConnected())
+    std::this_thread::sleep_for(std::chrono::milliseconds(10));
+
+  // Set rest
+  propName = llvm::StringRef{};
+  for (; arg < argc; ++arg) {
+    if (propName.empty()) {
+      propName = argv[arg];
+    } else {
+      llvm::StringRef propVal{argv[arg]};
+      int intVal;
+      if (propVal.getAsInteger(10, intVal))
+        camera.GetProperty(propName).SetString(propVal);
+      else
+        camera.GetProperty(propName).Set(intVal);
+      propName = llvm::StringRef{};
+    }
+  }
+
+  // Print settings
+  llvm::SmallString<64> buf;
+  llvm::outs() << "Properties:\n";
+  for (const auto& prop : camera.EnumerateProperties()) {
+    llvm::outs() << "  " << prop.GetName();
+    switch (prop.GetKind()) {
+      case cs::VideoProperty::kBoolean:
+        llvm::outs() << " (bool): "
+                     << "value=" << prop.Get()
+                     << " default=" << prop.GetDefault();
+        break;
+      case cs::VideoProperty::kInteger:
+        llvm::outs() << " (int): "
+                     << "value=" << prop.Get() << " min=" << prop.GetMin()
+                     << " max=" << prop.GetMax() << " step=" << prop.GetStep()
+                     << " default=" << prop.GetDefault();
+        break;
+      case cs::VideoProperty::kString:
+        llvm::outs() << " (string): " << prop.GetString(buf);
+        break;
+      case cs::VideoProperty::kEnum: {
+        llvm::outs() << " (enum): "
+                     << "value=" << prop.Get();
+        auto choices = prop.GetChoices();
+        for (size_t i = 0; i < choices.size(); ++i) {
+          if (choices[i].empty()) continue;
+          llvm::outs() << "\n    " << i << ": " << choices[i];
+        }
+        break;
+      }
+      default:
+        break;
+    }
+    llvm::outs() << '\n';
+  }
+}