can be started from fragment,custom file name added

library/src/main/java/com/gowtham/library/ui/ActVideoTrimmer.java

@@ -110,8 +110,7 @@ public class ActVideoTrimmer extends AppCompatActivity {
 
     private CustomProgressView progressView;
 
-    private String path;
-
+    private String path,fileName;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -195,6 +194,7 @@ private void validate() {
             assert trimVideoOptions != null;
             trimType = TrimmerUtils.getTrimType(trimVideoOptions.trimType);
             destinationPath = trimVideoOptions.destination;
+            fileName=trimVideoOptions.fileName;
             hidePlayerSeek = trimVideoOptions.hideSeekBar;
             isAccurateCut = trimVideoOptions.accurateCut;
             compressOption = trimVideoOptions.compressOption;
@@ -435,9 +435,11 @@ private void validateVideo() {
             if (destinationPath != null)
                 path = destinationPath;
             int fileNo = 0;
-            String fileName = "trimmed_video_";
+            String fName = "trimmed_video_";
+            if (fileName!=null && !fileName.isEmpty())
+                fName=fileName;
             File newFile = new File(path + File.separator +
-                    (fileName + fileNo) + "." + TrimmerUtils.getFileExtension(this, uri));
+                    (fName) + "." + TrimmerUtils.getFileExtension(this, uri));
             while (newFile.exists()) {
                 fileNo++;
                 newFile = new File(path + File.separator +
@@ -472,6 +474,8 @@ private String[] getCompressionCommand() {
         String width = metaRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_WIDTH);
         int w = TrimmerUtils.clearNull(width).isEmpty() ? 0 : Integer.parseInt(width);
         int h = Integer.parseInt(height);
+
+        //Default compression option
         if (compressOption.getWidth()!=0 || compressOption.getHeight()!=0
                 || !compressOption.getBitRate().equals("0k")){
             return new String[]{"-ss", TrimmerUtils.formatCSeconds(lastMinValue),
@@ -483,6 +487,7 @@ private String[] getCompressionCommand() {
                     "22050","-t",
                     TrimmerUtils.formatCSeconds(lastMaxValue - lastMinValue), outputPath};
         }
+        //Dividing high resolution video by 2(taken with camera)
        else if (w >= 800) {
             w = w / 2;
             h = Integer.parseInt(height) / 2;

library/src/main/java/com/gowtham/library/utils/TrimVideo.java

@@ -51,6 +51,11 @@ public ActivityBuilder setCompressOption(final CompressOption compressOption) {
             return this;
         }
 
+        public ActivityBuilder setFileName(final String fileName) {
+            options.fileName = fileName;
+            return this;
+        }
+
         public ActivityBuilder setAccurateCut(final boolean accurate) {
             options.accurateCut = accurate;
             return this;

library/src/main/java/com/gowtham/library/utils/TrimVideoOptions.java

@@ -7,6 +7,8 @@ public class TrimVideoOptions implements Parcelable {
 
     public String destination;
 
+    public String fileName;
+
     public TrimType trimType = TrimType.DEFAULT;
 
     public long minDuration, fixedDuration;
@@ -30,6 +32,7 @@ public int describeContents() {
     @Override
     public void writeToParcel(Parcel dest, int flags) {
         dest.writeString(this.destination);
+        dest.writeString(this.fileName);
         dest.writeInt(this.trimType == null ? -1 : this.trimType.ordinal());
         dest.writeLong(this.minDuration);
         dest.writeLong(this.fixedDuration);
@@ -41,6 +44,7 @@ public void writeToParcel(Parcel dest, int flags) {
 
     protected TrimVideoOptions(Parcel in) {
         this.destination = in.readString();
+        this.fileName = in.readString();
         int tmpTrimType = in.readInt();
         this.trimType = tmpTrimType == -1 ? null : TrimType.values()[tmpTrimType];
         this.minDuration = in.readLong();