Fix seek in response to OnPrepared() for HLS content

Change-Id: I0e52352845398a4db074e939487f6f6de94bd523
related-to-bug: 8225122
diff --git a/media/libmediaplayerservice/MediaPlayerFactory.cpp b/media/libmediaplayerservice/MediaPlayerFactory.cpp
index 1fb8b1a..90aed39 100644
--- a/media/libmediaplayerservice/MediaPlayerFactory.cpp
+++ b/media/libmediaplayerservice/MediaPlayerFactory.cpp
@@ -206,7 +206,8 @@
             return 0.0;
 
         if (!strncasecmp("http://", url, 7)
-                || !strncasecmp("https://", url, 8)) {
+                || !strncasecmp("https://", url, 8)
+                || !strncasecmp("file://", url, 7)) {
             size_t len = strlen(url);
             if (len >= 5 && !strcasecmp(".m3u8", &url[len - 5])) {
                 return kOurScore;
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
index 5387e1a..46d0a5a 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
@@ -161,7 +161,8 @@
 
 static bool IsHTTPLiveURL(const char *url) {
     if (!strncasecmp("http://", url, 7)
-            || !strncasecmp("https://", url, 8)) {
+            || !strncasecmp("https://", url, 8)
+            || !strncasecmp("file://", url, 7)) {
         size_t len = strlen(url);
         if (len >= 5 && !strcasecmp(".m3u8", &url[len - 5])) {
             return true;
@@ -833,14 +834,6 @@
 
     (*decoder)->configure(format);
 
-    int64_t durationUs;
-    if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) {
-        sp<NuPlayerDriver> driver = mDriver.promote();
-        if (driver != NULL) {
-            driver->notifyDuration(durationUs);
-        }
-    }
-
     return OK;
 }
 
@@ -1271,6 +1264,14 @@
             if (driver != NULL) {
                 driver->notifyPrepareCompleted(err);
             }
+
+            int64_t durationUs;
+            if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) {
+                sp<NuPlayerDriver> driver = mDriver.promote();
+                if (driver != NULL) {
+                    driver->notifyDuration(durationUs);
+                }
+            }
             break;
         }
 
diff --git a/media/libstagefright/httplive/LiveSession.cpp b/media/libstagefright/httplive/LiveSession.cpp
index 962b01c..505bdb3 100644
--- a/media/libstagefright/httplive/LiveSession.cpp
+++ b/media/libstagefright/httplive/LiveSession.cpp
@@ -631,22 +631,20 @@
             if (index < mPlaylist->size()) {
                 int32_t newSeqNumber = firstSeqNumberInPlaylist + index;
 
-                if (newSeqNumber != mSeqNumber) {
-                    ALOGI("seeking to seq no %d", newSeqNumber);
+                ALOGI("seeking to seq no %d", newSeqNumber);
 
-                    mSeqNumber = newSeqNumber;
+                mSeqNumber = newSeqNumber;
 
-                    mDataSource->reset();
+                mDataSource->reset();
 
-                    // reseting the data source will have had the
-                    // side effect of discarding any previously queued
-                    // bandwidth change discontinuity.
-                    // Therefore we'll need to treat these seek
-                    // discontinuities as involving a bandwidth change
-                    // even if they aren't directly.
-                    seekDiscontinuity = true;
-                    bandwidthChanged = true;
-                }
+                // reseting the data source will have had the
+                // side effect of discarding any previously queued
+                // bandwidth change discontinuity.
+                // Therefore we'll need to treat these seek
+                // discontinuities as involving a bandwidth change
+                // even if they aren't directly.
+                seekDiscontinuity = true;
+                bandwidthChanged = true;
             }
         }