EmulatedFakeCamera2: Add shim to work around FORMAT_ZSL.

Emulator does not need FORMAT_ZSL, so treat it as
IMPLEMENTATION_DEFINED.

Bug: 6243944
Change-Id: I9eeb48f6197ff9979f7823b8dc912346158fd6f1

tools/emulator/system/camera/EmulatedFakeCamera2.cpp

@@ -266,6 +266,11 @@ int EmulatedFakeCamera2::allocateStream(
         uint32_t *max_buffers) {
     Mutex::Autolock l(mMutex);
 
+    // Temporary shim until FORMAT_ZSL is removed
+    if (format == CAMERA2_HAL_PIXEL_FORMAT_ZSL) {
+        format = HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED;
+    }
+
     if (format != HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED) {
         unsigned int numFormats = sizeof(kAvailableFormats) / sizeof(uint32_t);
         unsigned int formatIdx = 0;