gaze_estimation_demo landmarks-98 (#3327)

* enable facials-landmarks-98 in models.lst

* add test case for facial-landmarks-98

Author: vladimir-dudnik

demos/gaze_estimation_demo/cpp/models.lst

@@ -1,6 +1,6 @@
 # This file can be used with the --list option of the model downloader.
-#facial-landmarks-98-detection-????
 facial-landmarks-35-adas-????
+facial-landmarks-98-detection-????
 face-detection-adas-????
 face-detection-retail-????
 gaze-estimation-adas-????

demos/tests/cases.py

@@ -318,25 +318,33 @@ def single_option_cases(key, *args):
         ),
     )),
 
-    # TODO: FP16-INT8 expected to have output named "angle_y_fc"
-    # CppDemo(name='gaze_estimation_demo',
-    #         model_keys=['-m', '-m_fd', '-m_hp', '-m_lm', '-m_es'],
-    #         device_keys=['-d', '-d_fd', '-d_hp', '-d_lm'],
-    #         test_cases=combine_cases(
-    #     TestCase(options={'-no_show': None,
-    #         **MONITORS,
-    #         '-i': DataPatternArg('gaze-estimation-adas')}),
-    #     TestCase(options={
-    #         '-m': ModelArg('gaze-estimation-adas-0002'),
-    #         '-m_hp': ModelArg('head-pose-estimation-adas-0001'),
-    #         '-m_lm': ModelArg('facial-landmarks-35-adas-0002'),
-    #         '-m_es': ModelArg('open-closed-eye-0001'),
-    #     }),
-    #     single_option_cases(
-    #         '-m_fd',
-    #         ModelArg('face-detection-adas-0001'),
-    #         ModelArg('face-detection-retail-0004')),
-    # )),
+    CppDemo(name='gaze_estimation_demo',
+            model_keys=['-m', '-m_fd', '-m_hp', '-m_lm', '-m_es'],
+            device_keys=['-d', '-d_fd', '-d_hp', '-d_lm'],
+            test_cases=combine_cases(
+        TestCase(options={'-no_show': None,
+            **MONITORS,
+            '-i': DataPatternArg('gaze-estimation-adas')}),
+        TestCase(options={
+            '-m': ModelArg('gaze-estimation-adas-0002'),
+            '-m_hp': ModelArg('head-pose-estimation-adas-0001'),
+            '-m_es': ModelArg('open-closed-eye-0001'),
+        }),
+        [
+        *combine_cases(
+            single_option_cases('-m_lm',
+                ModelArg('facial-landmarks-35-adas-0002'),
+                ModelArg('facial-landmarks-98-detection-0001'),
+        )),
+        ],
+        [
+        *combine_cases(
+            single_option_cases('-m_fd',
+                ModelArg('face-detection-adas-0001'),
+                ModelArg('face-detection-retail-0004')
+        )),
+        ],
+    )),
 
     CppDemo(name='human_pose_estimation_demo', device_keys=['-d'], test_cases=combine_cases(
         TestCase(options={'-no_show': None,