commit a1335e1aa895546d2dea67a20ebec4652e81925c
author Wonsik Kim <wonsik@google.com> Thu Apr 22 16:28:29 2021 -0700
committer Hangyu Kuang <hkuang@google.com> Fri Apr 23 16:00:29 2021 +0000
tree 3e0fa3126d410422bf5ef584f085c0378989302e
parent 691d8befcdd8ea9fabd23ef27a8714a0aaaa0852

MediaCodec: add background mode

Bug: 183751395
Test: manual
Change-Id: If60634c62d44bb828ba309ce376daeddd5d6332f

media/codec2/sfplugin/CCodec.cpp

diff --git a/media/codec2/sfplugin/CCodec.cpp b/media/codec2/sfplugin/CCodec.cpp
index 15d2989..0a895b0 100644
--- a/media/codec2/sfplugin/CCodec.cpp
+++ b/media/codec2/sfplugin/CCodec.cpp
@@ -397,6 +397,14 @@
 
         // consumer usage is queried earlier.
 
+        // priority
+        if (mConfig.mPriority != config.mPriority) {
+            if (config.mPriority != INT_MAX) {
+                mNode->setPriority(config.mPriority);
+            }
+            mConfig.mPriority = config.mPriority;
+        }
+
         if (status.str().empty()) {
             ALOGD("ISConfig not changed");
         } else {
@@ -944,6 +952,7 @@
                 }
             }
             config->mISConfig->mUsage = 0;
+            config->mISConfig->mPriority = INT_MAX;
         }
 
         /*
@@ -1135,6 +1144,16 @@
             configUpdate.push_back(std::move(qp));
         }
 
+        int32_t background = 0;
+        if ((config->mDomain & Config::IS_VIDEO)
+                && msg->findInt32("android._background-mode", &background)
+                && background) {
+            androidSetThreadPriority(gettid(), ANDROID_PRIORITY_BACKGROUND);
+            if (config->mISConfig) {
+                config->mISConfig->mPriority = ANDROID_PRIORITY_BACKGROUND;
+            }
+        }
+
         err = config->setParameters(comp, configUpdate, C2_DONT_BLOCK);
         if (err != OK) {
             ALOGW("failed to configure c2 params");