From 87f757f205a370668521359e55dd388d3c30059d Mon Sep 17 00:00:00 2001
From: Lajos Molnar <lajos@google.com>
Date: Wed, 24 Mar 2021 16:39:15 -0700
Subject: [PATCH] media: MediaCodecInfo: add FEATURE_QpBounds

This signals that the encoder supports the KEY_VIDEO_QP_* keys.

Bug: 179554934
Change-Id: If8db5f9bc3b725bb87872fd62c6a7d4cd9e63ab3
---
 core/api/current.txt                         | 1 +
 media/java/android/media/MediaCodecInfo.java | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/core/api/current.txt b/core/api/current.txt
index 935cf7067043d..c96215c2e7466 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -21634,6 +21634,7 @@ package android.media {
     field public static final String FEATURE_LowLatency = "low-latency";
     field public static final String FEATURE_MultipleFrames = "multiple-frames";
     field public static final String FEATURE_PartialFrame = "partial-frame";
+    field public static final String FEATURE_QpBounds = "qp-bounds";
     field public static final String FEATURE_SecurePlayback = "secure-playback";
     field public static final String FEATURE_TunneledPlayback = "tunneled-playback";
     field public int[] colorFormats;
diff --git a/media/java/android/media/MediaCodecInfo.java b/media/java/android/media/MediaCodecInfo.java
index a9e8c26ecb774..c3b1bca8e1432 100644
--- a/media/java/android/media/MediaCodecInfo.java
+++ b/media/java/android/media/MediaCodecInfo.java
@@ -570,6 +570,14 @@ public final class MediaCodecInfo {
          */
         public static final String FEATURE_LowLatency = "low-latency";
 
+        /**
+         * <b>video encoder only</b>: codec supports quantization parameter bounds.
+         * @see MediaFormat#KEY_VIDEO_QP_MAX
+         * @see MediaFormat#KEY_VIDEO_QP_MIN
+         */
+        @SuppressLint("AllUpper")
+        public static final String FEATURE_QpBounds = "qp-bounds";
+
         /**
          * Query codec feature capabilities.
          * <p>
@@ -606,6 +614,7 @@ public final class MediaCodecInfo {
             new Feature(FEATURE_IntraRefresh, (1 << 0), false),
             new Feature(FEATURE_MultipleFrames, (1 << 1), false),
             new Feature(FEATURE_DynamicTimestamp, (1 << 2), false),
+            new Feature(FEATURE_QpBounds, (1 << 3), false),
         };
 
         /** @hide */