From f3a834d8f657afa9ba6f5c63535cecc323aa660b Mon Sep 17 00:00:00 2001
From: Cyberbeing <cyber.spamage@gmail.com>
Date: Sat, 6 Dec 2014 11:11:36 -0800
Subject: [PATCH] Partial fix for VOBSUB with alpha not being displayed
 Backport of MPC-BE commit 1459

---
 src/subtitles/VobSubImage.cpp | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/subtitles/VobSubImage.cpp b/src/subtitles/VobSubImage.cpp
index 7bc9f4b63..95134191b 100644
--- a/src/subtitles/VobSubImage.cpp
+++ b/src/subtitles/VobSubImage.cpp
@@ -98,6 +98,12 @@ bool CVobSubImage::Decode(BYTE* lpData, int packetsize, int datasize,
 	int end0 = nOffset[1];
 	int end1 = datasize;
 
+    // fixme: support vobsub animation
+	if (nOffset[0] > nOffset[1]) {
+		end1 = nOffset[0];
+		end0 = datasize;
+	}
+
 	while((nPlane == 0 && nOffset[0] < end0) || (nPlane == 1 && nOffset[1] < end1))
 	{
 		DWORD code;
@@ -186,7 +192,11 @@ void CVobSubImage::GetPacketInfo(BYTE* lpData, int packetsize, int datasize)
 					pal = (lpData[i] << 8) | lpData[i+1]; i += 2;
 					break;
 				case 0x04:
-					tr = (lpData[i] << 8) | lpData[i+1]; i += 2;
+					if (lpData[i] || lpData[i+1]) {
+						tr = (lpData[i] << 8) | lpData[i+1];
+					}
+
+					i += 2;
 //tr &= 0x00f0;
 					break;
 				case 0x05: