diff --git a/docs/Manual.md b/docs/Manual.md
index cf8b545..c3ed07b 100644
--- a/docs/Manual.md
+++ b/docs/Manual.md
@@ -39,21 +39,37 @@ The status of the conversion will be displayed in the bottom of the window.
 
 ```
 Usage:
-  HELP -> DTcli.exe -h
-  CONVERT -> DTcli.exe inputfile --convert-to save_type [--input-type load_type] [--output outputfile]
-
--o --output (if missing is input file with extension changed)
-
--t --input-file (if missing is input file extension)
+  DTcli.exe [-h|--help]
+  DTcli.exe [-c|--convert-file] save_type [options] inputfile1 [inoutfile2 [...]]
+  DTcli.exe [-g|--convert-graphic] save_type [options] inputfile1 [inoutfile2 [...]]
+  DTcli.exe [-f|--convert-frame] save_type [options] inputfile1 [inoutfile2 [...]]
+
+  Command: --convert-file convert between DAI file formats
+ [-o|--output] output file name (if missing is input file with extension changed)
+ [-t|--input-type] input file type (if missing is input file extension)
+
+  Command: --convert-graphic convert a PNG in different DAI file formats
+ [-o|--output] output file name (if missing is input file with extension changed)
+ [-q|--quantize] quantize[:numer_of_colors]
+ [-d|--dither] dither ON/OFF
+ [-z|--optimize] use DAI tricks to reduce the image size
+
+  Command: --convert-frame generated a delta sequence
+ [-o|--output] output file name (if missing is input file with extension changed)
+ [-x|--xor] apply xor to frames
+ [-t|--no-trim] skip trim of common parts
+
+Input types allowed:
   bin -> BIN
   sbin -> SBIN
   dump -> dump
   dai -> DAI
   wav -> WAV
+  hrfb -> HRFB
   png -> PNG
   png -> PNG_(big)
 
--c --convert-to
+Output types allowed:
   BIN -> bin
   SBIN -> sbin
   dump -> dump
diff --git a/src/pascal/main/DTcli.lpr b/src/pascal/main/DTcli.lpr
index 0c4c410..f9db767 100644
--- a/src/pascal/main/DTcli.lpr
+++ b/src/pascal/main/DTcli.lpr
@@ -447,7 +447,7 @@   TDAIToolCLI = class(TCustomApplication)
       desc := 'convert a PNG in different DAI file formats';
       suffix := ':';
       call := @cmdConvertGraphic;
-      SetLength(opts, 5);
+      SetLength(opts, 4);
       opts[0] := OPT_OUTPUT;
       opts[1] := OPT_QUANTIZE;
       opts[2] := OPT_DITHER;
@@ -533,7 +533,7 @@   TDAIToolCLI = class(TCustomApplication)
   Application: TDAIToolCLI;
 begin
   Application := TDAIToolCLI.Create(nil);
-  Application.Title := 'DAI tools CLI';
+  Application.Title:='DAI tools CLI';
   Application.Run;
   Application.Free;
 end.
diff --git a/src/pascal/main/lib/libGraphFrame.pas b/src/pascal/main/lib/libGraphFrame.pas
index 03d16a7..c92b11b 100644
--- a/src/pascal/main/lib/libGraphFrame.pas
+++ b/src/pascal/main/lib/libGraphFrame.pas
@@ -76,7 +76,7 @@ procedure _findColorPair(freq: RColArr; out C1, C2: integer);
   end;
 end;
 
-procedure RedGreenBlue(const col: TFPColor; var R, G, B: byte); inline;
+procedure RedGreenBlue(const col: TFPColor; out R, G, B: byte); inline;
 begin
   R := col.Red shr 8;
   G := col.Green shr 8;