From 4769cc92740e3ab58e9263d42553c12bbf79e3be Mon Sep 17 00:00:00 2001
From: Andreas Huber <andih@google.com>
Date: Tue, 19 Oct 2010 09:34:44 -0700
Subject: If we encounter video stream EOS while seeking we may still need to
 seek audio.

Change-Id: Ie260942247b6810ca94e86328a3725d75b12181d
related-to-bug: 3108724
---
 media/libstagefright/AwesomePlayer.cpp       | 53 ++++++++++++++++++----------
 media/libstagefright/include/AwesomePlayer.h |  2 ++
 2 files changed, 37 insertions(+), 18 deletions(-)

(limited to 'media/libstagefright')

diff --git a/media/libstagefright/AwesomePlayer.cpp b/media/libstagefright/AwesomePlayer.cpp
index 57bea8c..064a00c 100644
--- a/media/libstagefright/AwesomePlayer.cpp
+++ b/media/libstagefright/AwesomePlayer.cpp
@@ -1059,6 +1059,32 @@ status_t AwesomePlayer::initVideoDecoder(uint32_t flags) {
     return mVideoSource != NULL ? OK : UNKNOWN_ERROR;
 }
 
+void AwesomePlayer::finishSeekIfNecessary(int64_t videoTimeUs) {
+    if (!mSeeking) {
+        return;
+    }
+
+    if (mAudioPlayer != NULL) {
+        LOGV("seeking audio to %lld us (%.2f secs).", timeUs, timeUs / 1E6);
+
+        // If we don't have a video time, seek audio to the originally
+        // requested seek time instead.
+
+        mAudioPlayer->seekTo(videoTimeUs < 0 ? mSeekTimeUs : videoTimeUs);
+        mAudioPlayer->resume();
+        mWatchForAudioSeekComplete = true;
+        mWatchForAudioEOS = true;
+    } else if (!mSeekNotificationSent) {
+        // If we're playing video only, report seek complete now,
+        // otherwise audio player will notify us later.
+        notifyListener_l(MEDIA_SEEK_COMPLETE);
+    }
+
+    mFlags |= FIRST_FRAME;
+    mSeeking = false;
+    mSeekNotificationSent = false;
+}
+
 void AwesomePlayer::onVideoEvent() {
     Mutex::Autolock autoLock(mLock);
     if (!mVideoEventPending) {
@@ -1120,6 +1146,14 @@ void AwesomePlayer::onVideoEvent() {
                     continue;
                 }
 
+                // So video playback is complete, but we may still have
+                // a seek request pending that needs to be applied
+                // to the audio track.
+                if (mSeeking) {
+                    LOGV("video stream ended while seeking!");
+                }
+                finishSeekIfNecessary(-1);
+
                 mFlags |= VIDEO_AT_EOS;
                 postStreamDoneEvent_l(err);
                 return;
@@ -1146,24 +1180,7 @@ void AwesomePlayer::onVideoEvent() {
         mVideoTimeUs = timeUs;
     }
 
-    if (mSeeking) {
-        if (mAudioPlayer != NULL) {
-            LOGV("seeking audio to %lld us (%.2f secs).", timeUs, timeUs / 1E6);
-
-            mAudioPlayer->seekTo(timeUs);
-            mAudioPlayer->resume();
-            mWatchForAudioSeekComplete = true;
-            mWatchForAudioEOS = true;
-        } else if (!mSeekNotificationSent) {
-            // If we're playing video only, report seek complete now,
-            // otherwise audio player will notify us later.
-            notifyListener_l(MEDIA_SEEK_COMPLETE);
-        }
-
-        mFlags |= FIRST_FRAME;
-        mSeeking = false;
-        mSeekNotificationSent = false;
-    }
+    finishSeekIfNecessary(timeUs);
 
     TimeSource *ts = (mFlags & AUDIO_AT_EOS) ? &mSystemTimeSource : mTimeSource;
 
diff --git a/media/libstagefright/include/AwesomePlayer.h b/media/libstagefright/include/AwesomePlayer.h
index 46a0c65..3020a09 100644
--- a/media/libstagefright/include/AwesomePlayer.h
+++ b/media/libstagefright/include/AwesomePlayer.h
@@ -258,6 +258,8 @@ private:
 
     bool getBitrate(int64_t *bitrate);
 
+    void finishSeekIfNecessary(int64_t videoTimeUs);
+
     AwesomePlayer(const AwesomePlayer &);
     AwesomePlayer &operator=(const AwesomePlayer &);
 };
-- 
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