enc stat: Add Encoding Statistics keys to CCodecConfig

Each individual encoding statistics keys, i.e. average_qp
and picture_type are added.

Bug: 205793764
Bug: 203696003
Test: cts
Change-Id: Ia755f4b05f38a2b1aa79bd11880f7600e7ff7cd6
diff --git a/media/codec2/sfplugin/CCodecConfig.cpp b/media/codec2/sfplugin/CCodecConfig.cpp
index 03418d9..0899e99 100644
--- a/media/codec2/sfplugin/CCodecConfig.cpp
+++ b/media/codec2/sfplugin/CCodecConfig.cpp
@@ -953,6 +953,12 @@
             return value == 0 ? C2_FALSE : C2_TRUE;
         }));
 
+    add(ConfigMapper(KEY_VIDEO_QP_AVERAGE, C2_PARAMKEY_AVERAGE_QP, "value")
+        .limitTo(D::ENCODER & D::VIDEO & D::READ));
+
+    add(ConfigMapper(KEY_PICTURE_TYPE, C2_PARAMKEY_PICTURE_TYPE, "value")
+        .limitTo(D::ENCODER & D::VIDEO & D::READ));
+
     /* still to do
     constexpr char KEY_PUSH_BLANK_BUFFERS_ON_STOP[] = "push-blank-buffers-on-shutdown";
 
diff --git a/media/libstagefright/include/media/stagefright/MediaCodecConstants.h b/media/libstagefright/include/media/stagefright/MediaCodecConstants.h
index 3a01925..656267c 100644
--- a/media/libstagefright/include/media/stagefright/MediaCodecConstants.h
+++ b/media/libstagefright/include/media/stagefright/MediaCodecConstants.h
@@ -684,6 +684,7 @@
 }
 
 constexpr char FEATURE_AdaptivePlayback[]       = "adaptive-playback";
+constexpr char FEATURE_EncodingStatistics[]     = "encoding-statistics";
 constexpr char FEATURE_IntraRefresh[] = "intra-refresh";
 constexpr char FEATURE_PartialFrame[] = "partial-frame";
 constexpr char FEATURE_QpBounds[] = "qp-bounds";
@@ -737,6 +738,14 @@
 constexpr int32_t COLOR_TRANSFER_SDR_VIDEO = 3;
 constexpr int32_t COLOR_TRANSFER_ST2084 = 6;
 
+constexpr int32_t PICTURE_TYPE_I = 1;
+constexpr int32_t PICTURE_TYPE_P = 2;
+constexpr int32_t PICTURE_TYPE_B = 3;
+constexpr int32_t PICTURE_TYPE_UNKNOWN = 0;
+
+constexpr int32_t VIDEO_ENCODING_STATISTICS_LEVEL_1 = 1;
+constexpr int32_t VIDEO_ENCODING_STATISTICS_LEVEL_NONE = 0;
+
 constexpr char KEY_AAC_DRC_ALBUM_MODE[] = "aac-drc-album-mode";
 constexpr char KEY_AAC_DRC_ATTENUATION_FACTOR[] = "aac-drc-cut-level";
 constexpr char KEY_AAC_DRC_BOOST_FACTOR[] = "aac-drc-boost-level";
@@ -795,6 +804,7 @@
 constexpr char KEY_OPERATING_RATE[] = "operating-rate";
 constexpr char KEY_OUTPUT_REORDER_DEPTH[] = "output-reorder-depth";
 constexpr char KEY_PCM_ENCODING[] = "pcm-encoding";
+constexpr char KEY_PICTURE_TYPE[] = "picture_type";
 constexpr char KEY_PIXEL_ASPECT_RATIO_HEIGHT[] = "sar-height";
 constexpr char KEY_PIXEL_ASPECT_RATIO_WIDTH[] = "sar-width";
 constexpr char KEY_PREPEND_HEADER_TO_SYNC_FRAMES[] = "prepend-sps-pps-to-idr-frames";
@@ -811,6 +821,8 @@
 constexpr char KEY_TILE_HEIGHT[] = "tile-height";
 constexpr char KEY_TILE_WIDTH[] = "tile-width";
 constexpr char KEY_TRACK_ID[] = "track-id";
+constexpr char KEY_VIDEO_ENCODING_STATISTICS_LEVEL[] = "video-encoding-statistics-level";
+constexpr char KEY_VIDEO_QP_AVERAGE[] = "video-qp-average";
 constexpr char KEY_VIDEO_QP_B_MAX[] = "video-qp-b-max";
 constexpr char KEY_VIDEO_QP_B_MIN[] = "video-qp-b-min";
 constexpr char KEY_VIDEO_QP_I_MAX[] = "video-qp-i-max";