commit 8b806ea894ca098366629458bfdd1df4866afcdf
author Ronghua Wu <ronghuawu@google.com> Mon Mar 09 16:26:30 2015 -0700
committer Ronghua Wu <ronghuawu@google.com> Thu Mar 12 11:37:39 2015 -0700
tree b5816f654ec122ac699cefe481c36bfc2db6e125
parent 2129895bac582be50d3fe067bd5cf5a088863b3a

libstagefright: handle MediaFormat "priority" key.

Bug: 19620911
Change-Id: I73675c7cc3d742b9a1a98d6c0f48dcf17557e2ad

include/media/stagefright/ACodec.h

diff --git a/include/media/stagefright/ACodec.h b/include/media/stagefright/ACodec.h
index 442c861..aa91485 100644
--- a/include/media/stagefright/ACodec.h
+++ b/include/media/stagefright/ACodec.h
@@ -299,6 +299,8 @@
     status_t setupRawAudioFormat(
             OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels);
 
+    status_t setPriority(int32_t priority);
+
     status_t setMinBufferSize(OMX_U32 portIndex, size_t size);
 
     status_t setupMPEG4EncoderParameters(const sp<AMessage> &msg);

media/libstagefright/ACodec.cpp

diff --git a/media/libstagefright/ACodec.cpp b/media/libstagefright/ACodec.cpp
index c75d4df..31e10ce 100644
--- a/media/libstagefright/ACodec.cpp
+++ b/media/libstagefright/ACodec.cpp
@@ -1676,6 +1676,11 @@
         err = setMinBufferSize(kPortIndexInput, 8192);  // XXX
     }
 
+    int32_t priority;
+    if (msg->findInt32("priority", &priority)) {
+        err = setPriority(priority);
+    }
+
     mBaseOutputFormat = outputFormat;
 
     CHECK_EQ(getPortFormat(kPortIndexInput, inputFormat), (status_t)OK);
@@ -1686,6 +1691,22 @@
     return err;
 }
 
+status_t ACodec::setPriority(int32_t priority) {
+    if (priority < 0) {
+        return BAD_VALUE;
+    }
+    OMX_PARAM_U32TYPE config;
+    InitOMXParams(&config);
+    config.nU32 = (OMX_U32)priority;
+    status_t temp = mOMX->setConfig(
+            mNode, (OMX_INDEXTYPE)OMX_IndexConfigPriority,
+            &config, sizeof(config));
+    if (temp != OK) {
+        ALOGI("codec does not support config priority (err %d)", temp);
+    }
+    return OK;
+}
+
 status_t ACodec::setMinBufferSize(OMX_U32 portIndex, size_t size) {
     OMX_PARAM_PORTDEFINITIONTYPE def;
     InitOMXParams(&def);