basic support for text streams

lib/mediainfo.rb

@@ -107,7 +107,7 @@ def self.version
   # AttrReaders depends on this.
   def self.supported_attributes; @supported_attributes ||= []; end
 
-  SECTIONS             = [:general, :video, :audio, :image, :menu]
+  SECTIONS             = [:general, :video, :audio, :image, :menu, :text]
   NON_GENERAL_SECTIONS = SECTIONS - [:general]
 
   attr_reader :streams
@@ -342,6 +342,13 @@ class ImageStream < Stream
 
     def frame_size; "#{width}x#{height}" if width or height; end
   end
+
+  class TextStream < Stream
+    mediainfo_attr_reader :stream_id, "ID"
+    mediainfo_attr_reader :format
+    mediainfo_attr_reader :codec_id, "Codec ID"
+    mediainfo_attr_reader :codec_info, "Codec ID/Info"
+  end
 
   class MenuStream < Stream
     mediainfo_attr_reader :stream_id, "ID"
@@ -431,7 +438,7 @@ def inspect
     super.sub(/@raw_response=".+?", @/, %{@raw_response="...", @})
   end
 
-private
+  private
   def mediainfo!
     @last_command = "#{path} #{@escaped_full_filename} --Output=XML"
     run_command!

test/fixtures/subtitle.xml

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Mediainfo>
+    <File>
+        <track type="General">
+            <Complete_name>/home/derobo/mkv_with_subtitle.mkv</Complete_name>
+            <Format>Matroska</Format>
+            <File_size>4.37 GiB</File_size>
+            <Duration>1h 28mn</Duration>
+            <Overall_bit_rate>7 061 Kbps</Overall_bit_rate>
+            <Writing_application>mkvmerge v2.4.0 ('Fumbling Towards Ecstasy') built on Oct 11 2008 20:13:15</Writing_application>
+            <Writing_library>libebml v0.7.7 + libmatroska v0.8.1</Writing_library>
+        </track>
+        <track type="Text">
+            <ID>1</ID>
+            <Format>ASS</Format>
+            <Codec_ID>S_TEXT/ASS</Codec_ID>
+            <Codec_ID_Info>Advanced Sub Station Alpha</Codec_ID_Info>
+            <Language>English</Language>
+        </track>
+        <track type="Text">
+            <ID>2</ID>
+            <Format>SSA</Format>
+            <Codec_ID>S_TEXT/SSA</Codec_ID>
+            <Codec_ID_Info>Sub Station Alpha</Codec_ID_Info>
+        </track>
+        <track type="Text">
+            <ID>3</ID>
+            <Format>UTF-8</Format>
+            <Codec_ID>S_TEXT/UTF8</Codec_ID>
+            <Codec_ID_Info>UTF-8 Plain Text</Codec_ID_Info>
+            <Language>French</Language>
+        </track>
+        <track type="Text">
+            <ID>4</ID>
+            <Format>VobSub</Format>
+            <Codec_ID>S_VOBSUB</Codec_ID>
+            <Codec_ID_Info>The same subtitle format used on DVDs</Codec_ID_Info>
+            <Language>English</Language>
+        </track>
+    </File>
+</Mediainfo>

test/mediainfo_subtilte_test.rb

@@ -0,0 +1,44 @@
+require "test_helper"
+require "mediainfo_test_helper"
+
+class MediainfoSubtitleTest < ActiveSupport::TestCase
+  def setup
+    @info = mediainfo_mock "subtitle"
+  end
+
+  test 'text streams count' do
+    assert_equal 4, @info.text.count
+  end
+
+  test "text 1 stream id" do
+    assert_equal "1", @info.text[0].stream_id
+  end
+
+  test "text 1 Format" do
+    assert_equal "ASS", @info.text[0].format
+  end
+
+  test "text 1   Codec ID" do
+    assert_equal "S_TEXT/ASS", @info.text[0].codec_id
+  end
+
+  test "text 1   Codec ID info" do
+    #assert_equal "Advanced Sub Station Alpha", @info.text[0].codec_id_info
+  end
+
+  test "text 2 stream id" do
+    assert_equal "2", @info.text[1].stream_id
+  end
+
+  test "text 1 Format" do
+    assert_equal "SSA", @info.text[1].format
+  end
+
+  test "text 1   Codec ID" do
+    assert_equal "S_TEXT/SSA", @info.text[1].codec_id
+  end
+
+  test "text 1   Codec ID info" do
+    #assert_equal "Sub Station Alpha", @info.text[1].codec_id_info
+  end
+end

test/mediainfo_test.rb

@@ -90,7 +90,13 @@ class MediainfoTest < ActiveSupport::TestCase
     :menu_stream_id,
     :menu_tagged_date,
     :menu_encoded_date,
-    :menu_delay
+    :menu_delay,
+
+    ### TEXT
+    :text_codec_id,
+    :text_codec_info,
+    :text_format,
+    :text_stream_id
   ]
 
   Mediainfo.supported_attributes.each do |attribute|