Fix aac decoder flush

b/8543366

Change-Id: I746ffed6289486b802a2292bfc492ea6c780ed0b

1 files changed, 6 insertions, 0 deletions

diff --git a/media/libstagefright/codecs/aacdec/SoftAAC2.cpp b/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
index c9b5d26..f842e27 100644
--- a/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
+++ b/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
@@ -567,6 +567,12 @@ void SoftAAC2::onPortFlushCompleted(OMX_U32 portIndex) {
         // depend on fragments from the last one decoded.
         // drain all existing data
         drainDecoder();
+        // force decoder loop to drop the first decoded buffer by resetting these state variables,
+        // but only if initialization has already happened.
+        if (mInputBufferCount != 0) {
+            mInputBufferCount = 1;
+            mStreamInfo->sampleRate = 0;
+        }
     }
 }