camera: add latest parameters to dumpsys for api1 cameras

Bug: 17290106
Change-Id: I08ac1659d0367613c37669d5bf6e6bf7b2b63bc2

2 files changed, 14 insertions, 0 deletions

diff --git a/services/camera/libcameraservice/api1/CameraClient.cpp b/services/camera/libcameraservice/api1/CameraClient.cpp
index 33bdaa3..1a4d9a6 100644
--- a/services/camera/libcameraservice/api1/CameraClient.cpp
+++ b/services/camera/libcameraservice/api1/CameraClient.cpp
@@ -122,6 +122,16 @@ status_t CameraClient::dump(int fd, const Vector<String16>& args) {
             mClientPid);
     len = (len > SIZE - 1) ? SIZE - 1 : len;
     write(fd, buffer, len);
+
+    len = snprintf(buffer, SIZE, "Latest set parameters:\n");
+    len = (len > SIZE - 1) ? SIZE - 1 : len;
+    write(fd, buffer, len);
+
+    mLatestSetParameters.dump(fd, args);
+
+    const char *enddump = "\n\n";
+    write(fd, enddump, strlen(enddump));
+
     return mHardware->dump(fd, args);
 }
 
@@ -550,6 +560,7 @@ status_t CameraClient::setParameters(const String8& params) {
     status_t result = checkPidAndHardware();
     if (result != NO_ERROR) return result;
 
+    mLatestSetParameters = CameraParameters(params);
     CameraParameters p(params);
     return mHardware->setParameters(p);
 }
diff --git a/services/camera/libcameraservice/api1/CameraClient.h b/services/camera/libcameraservice/api1/CameraClient.h
index 6779f5e..63a9d0f 100644
--- a/services/camera/libcameraservice/api1/CameraClient.h
+++ b/services/camera/libcameraservice/api1/CameraClient.h
@@ -142,6 +142,9 @@ private:
     // of the original one), we allocate mPreviewBuffer and reuse it if possible.
     sp<MemoryHeapBase>              mPreviewBuffer;
 
+    // Debugging information
+    CameraParameters                mLatestSetParameters;
+
     // We need to avoid the deadlock when the incoming command thread and
     // the CameraHardwareInterface callback thread both want to grab mLock.
     // An extra flag is used to tell the callback thread that it should stop