change for mpsub cannot show the second time

Change-Id: Ib3fd3c8ff2af0a62f7ba65ec3fd547541ad7f1db

3 files changed, 13 insertions, 3 deletions

diff --git a/jni/subtitle/sub_api.c b/jni/subtitle/sub_api.c
index 5f20b09..470d46f 100644
--- a/jni/subtitle/sub_api.c
+++ b/jni/subtitle/sub_api.c
@@ -2188,6 +2188,10 @@ static int internal_sub_autodetect(int fd)
     return SUB_INVALID; // too many bad lines
 }
 
+SUBAPI void reset_variate() {
+    mpsub_position = 0;
+}
+
 SUBAPI void internal_sub_close(subdata_t *subdata)
 {
     int i;
@@ -2244,6 +2248,7 @@ SUBAPI subdata_t *internal_sub_open(char *filename, unsigned int rate,
         {internal_sub_read_line_mpl2, NULL, "mpl2"}
     };
     subreader_t *srp;
+    reset_variate();
     //log_print("[internal_sub_open] filename= %s, charset=%s\n", filename, charset);
     if (filename == NULL)
     {
diff --git a/src/com/subtitleparser/SubtitleFile.java b/src/com/subtitleparser/SubtitleFile.java
index 435d32e..79933e9 100644
--- a/src/com/subtitleparser/SubtitleFile.java
+++ b/src/com/subtitleparser/SubtitleFile.java
@@ -197,9 +197,13 @@ public class SubtitleFile extends LinkedList {
                 }
                 else {
                     while (curIndex > 0) {
-                        n = (SubtitleLine) get (curIndex - preOffset);
+                        int tmpIdx = curIndex - preOffset;
+                        if (tmpIdx <= 0) {
+                            tmpIdx = 0;
+                        }
+                        n = (SubtitleLine) get (tmpIdx);
                         if (millisec >= n.getBegin().getMilValue()) {
-                            ret = curIndex - preOffset;
+                            ret = tmpIdx;
                             break;
                         }
                         else {
diff --git a/src/com/subtitleparser/subtypes/TextSubParser.java b/src/com/subtitleparser/subtypes/TextSubParser.java
index 2182556..b95881d 100644
--- a/src/com/subtitleparser/subtypes/TextSubParser.java
+++ b/src/com/subtitleparser/subtypes/TextSubParser.java
@@ -133,7 +133,8 @@ public class TextSubParser implements SubtitleParser {
 
         public SubtitleApi parse (String filename, String encode) throws MalformedSubException {
 
-            SubtitleFile file = Subtitle.parseSubtitleFileByJni (filename, encode);
+            SubtitleFile file = new SubtitleFile();
+            file = Subtitle.parseSubtitleFileByJni (filename, encode);
             if (file == null) {
                 Log.e("TextSubParser", "------------err-----------");
                 //throw new MalformedSubException ("text sub parser return NULL!");