From 2f8b4975a3371b70b6045e9b1c076bc3993203c5 Mon Sep 17 00:00:00 2001
From: Abs62 <ottomann@yandex.ru>
Date: Tue, 15 Jul 2014 18:47:08 +0400
Subject: [PATCH] Fix play ADPCM wav files via internal player

---
 ffmpegaudio.cc | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/ffmpegaudio.cc b/ffmpegaudio.cc
index 1e68af78..2a13e770 100644
--- a/ffmpegaudio.cc
+++ b/ffmpegaudio.cc
@@ -348,12 +348,21 @@ bool DecoderContext::play( QString & errorString )
   {
     if ( packet.stream_index == audioStream_->index )
     {
+      AVPacket pack = packet;
       int gotFrame = 0;
-      avcodec_decode_audio4( codecContext_, frame, &gotFrame, &packet );
-      if ( !isCancelled_ && gotFrame )
+      do
       {
-        playFrame( frame );
+        int len = avcodec_decode_audio4( codecContext_, frame, &gotFrame, &pack );
+        if ( !isCancelled_ && gotFrame )
+        {
+          playFrame( frame );
+        }
+        if( len <= 0 || isCancelled_ )
+          break;
+        pack.size -= len;
+        pack.data += len;
       }
+      while( pack.size > 0 );
     }
     // av_free_packet() must be called after each call to av_read_frame()
     av_free_packet( &packet );