codec2: enc stat: add mapper for picture_type_t

Bug: 231851542
Test: atest android.media.codec.cts.VideoEncodingStatisticsTest

Change-Id: I855606e2b98b238d571d9b47d36db3f04e92ce06
Signed-off-by: Taehwan Kim <t_h.kim@samsung.com>
diff --git a/media/codec2/sfplugin/utils/Codec2Mapper.cpp b/media/codec2/sfplugin/utils/Codec2Mapper.cpp
index 93f29ca..3a94016 100644
--- a/media/codec2/sfplugin/utils/Codec2Mapper.cpp
+++ b/media/codec2/sfplugin/utils/Codec2Mapper.cpp
@@ -435,6 +435,13 @@
     { HAL_PIXEL_FORMAT_RGBA_FP16,              COLOR_Format64bitABGRFloat },
 };
 
+ALookup<C2Config::picture_type_t, int32_t> sPictureType = {
+    { C2Config::picture_type_t::SYNC_FRAME,     PICTURE_TYPE_I },
+    { C2Config::picture_type_t::I_FRAME,        PICTURE_TYPE_I },
+    { C2Config::picture_type_t::P_FRAME,        PICTURE_TYPE_P },
+    { C2Config::picture_type_t::B_FRAME,        PICTURE_TYPE_B },
+};
+
 /**
  * A helper that passes through vendor extension profile and level values.
  */
@@ -1024,3 +1031,13 @@
     }
     return true;
 }
+
+// static
+bool C2Mapper::map(C2Config::picture_type_t from, int32_t *to) {
+    return sPictureType.map(from, to);
+}
+
+// static
+bool C2Mapper::map(int32_t from, C2Config::picture_type_t *to) {
+    return sPictureType.map(from, to);
+}