commit 7248b40344092d002cb06f9f6c5867f7238e85cd
author Johnny Lee <johnny@vidyo.com> Mon Jan 28 11:29:26 2019 -0500
committer Commit Bot <commit-bot@chromium.org> Tue Jan 29 08:06:22 2019 +0000
tree ef0e408d26d24dd5b2a940a8942c66044e980784
parent f7f227c6f94aa84b09cff2940763600d97a71793

Added VcmCapturer::Create loop to allow nonzero device index.

Bug: webrtc:10181
Change-Id: I29c701ed756416b63d377e9b9137fffeba1f7f2e
Reviewed-on: https://webrtc-review.googlesource.com/c/116440
Commit-Queue: Niels Moller <nisse@webrtc.org>
Reviewed-by: Niels Moller <nisse@webrtc.org>
Reviewed-by: Magnus Jedvert <magjed@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26437}

examples/peerconnection/client/conductor.cc

diff --git a/examples/peerconnection/client/conductor.cc b/examples/peerconnection/client/conductor.cc
index 03f820a..8fc0722 100644
--- a/examples/peerconnection/client/conductor.cc
+++ b/examples/peerconnection/client/conductor.cc
@@ -74,13 +74,23 @@
     const size_t kWidth = 640;
     const size_t kHeight = 480;
     const size_t kFps = 30;
-    const size_t kDeviceIndex = 0;
-    std::unique_ptr<webrtc::test::VcmCapturer> capturer = absl::WrapUnique(
-        webrtc::test::VcmCapturer::Create(kWidth, kHeight, kFps, kDeviceIndex));
-    if (!capturer) {
+    std::unique_ptr<webrtc::test::VcmCapturer> capturer;
+    std::unique_ptr<webrtc::VideoCaptureModule::DeviceInfo> info(
+        webrtc::VideoCaptureFactory::CreateDeviceInfo());
+    if (!info) {
       return nullptr;
     }
-    return new rtc::RefCountedObject<CapturerTrackSource>(std::move(capturer));
+    int num_devices = info->NumberOfDevices();
+    for (int i = 0; i < num_devices; ++i) {
+      capturer = absl::WrapUnique(
+          webrtc::test::VcmCapturer::Create(kWidth, kHeight, kFps, i));
+      if (capturer) {
+        return new
+            rtc::RefCountedObject<CapturerTrackSource>(std::move(capturer));
+      }
+    }
+
+    return nullptr;
   }
 
  protected: