1 files changed, 10 insertions, 46 deletions
diff --git a/media/libstagefright/WVMExtractor.cpp b/media/libstagefright/WVMExtractor.cpp
index 79dedca..26eda0c 100644
--- a/media/libstagefright/WVMExtractor.cpp
+++ b/media/libstagefright/WVMExtractor.cpp
@@ -45,12 +45,17 @@ namespace android {
 static Mutex gWVMutex;
 
 WVMExtractor::WVMExtractor(const sp<DataSource> &source)
-    : mDataSource(source)
-{
-    Mutex::Autolock autoLock(gWVMutex);
+    : mDataSource(source) {
+    {
+        Mutex::Autolock autoLock(gWVMutex);
+        if (gVendorLibHandle == NULL) {
+            gVendorLibHandle = dlopen("libwvm.so", RTLD_NOW);
+        }
 
-    if (!getVendorLibHandle()) {
-        return;
+        if (gVendorLibHandle == NULL) {
+            LOGE("Failed to open libwvm.so");
+            return;
+        }
     }
 
     typedef WVMLoadableExtractor *(*GetInstanceFunc)(sp<DataSource>);
@@ -66,19 +71,6 @@ WVMExtractor::WVMExtractor(const sp<DataSource> &source)
     }
 }
 
-bool WVMExtractor::getVendorLibHandle()
-{
-    if (gVendorLibHandle == NULL) {
-        gVendorLibHandle = dlopen("libwvm.so", RTLD_NOW);
-    }
-
-    if (gVendorLibHandle == NULL) {
-        LOGE("Failed to open libwvm.so");
-    }
-
-    return gVendorLibHandle != NULL;
-}
-
 WVMExtractor::~WVMExtractor() {
 }
 
@@ -121,33 +113,5 @@ void WVMExtractor::setAdaptiveStreamingMode(bool adaptive) {
     }
 }
 
-bool SniffWVM(
-    const sp<DataSource> &source, String8 *mimeType, float *confidence,
-        sp<AMessage> *) {
-
-    Mutex::Autolock autoLock(gWVMutex);
-
-    if (!WVMExtractor::getVendorLibHandle()) {
-        return false;
-    }
-
-    typedef WVMLoadableExtractor *(*SnifferFunc)(sp<DataSource>);
-    SnifferFunc snifferFunc =
-        (SnifferFunc) dlsym(gVendorLibHandle,
-                            "_ZN7android15IsWidevineMediaENS_2spINS_10DataSourceEEE");
-
-    if (snifferFunc) {
-        if ((*snifferFunc)(source)) {
-            *mimeType = MEDIA_MIMETYPE_CONTAINER_WVM;
-            *confidence = 10.0f;
-            return true;
-        }
-    } else {
-        LOGE("IsWidevineMedia not found in libwvm.so");
-    }
-
-    return false;
-}
-
 } //namespace android