hrvideo.rb in evideo-0.2.1

- old
+ new

@@ -11,26 +11,31 @@
     attr_reader :base
     # @return [String] duracao do ficheiro video
     attr_reader :duration
     # @return [String] bitrate do ficheiro video
     attr_reader :bitrate
+    # @return [String] frequencia audio do ficheiro video
+    attr_reader :audio
 
     # Duration: 01:01:08.50, start: 0.000000, bitrate: 2228 kb/s
     R1 = /duration:\s+(\d\d:\d\d:\d\d).*bitrate:\s+(\d+)\s+kb/i.freeze
     # Stream #0:0: Video: h264 (Main), yuv420p(tv, bt709, progressive), 1280x720
     # [SAR 1:1 DAR 16:9], 23.98 fps, 23.98 tbr, 1k tbn, 180k tbc (default)
     R2 = /stream.*video:.*x\s*(\d+).*\s+(\d+\.*\d*)\s+fps/i.freeze
     # display_aspect_ratio=16:9
     R3 = /display_aspect_ratio\s*=\s*(\d+:\d+)$/i.freeze
+    # Stream #0:1(eng): Audio: aac (LC), 48000 Hz, stereo, fltp (default)
+    # Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 127 kb/s (default)
+    R4 = /stream.*audio:.*\s+(\d+)\s+hz/i.freeze
 
     def initialize(fvideo)
       @video = fvideo
       @ext = File.extname(fvideo)
       @base = File.basename(fvideo, @ext).downcase
       @duration = '00:00:00'
       @bitrate = 0
-      @probe = `#{probe}` if File.exist?(fvideo)
+      @probe = `#{cmd_probe}` if File.exist?(fvideo)
       return unless @probe
 
       tr1 = @probe.scan(R1).flatten
       @duration = tr1[0].to_s
       @bitrate = tr1[1].to_i
@@ -48,9 +53,23 @@
     # Parametrizar aspect ratio
     def r3
       return unless @probe
 
       @ratio = @probe.scan(R3).flatten[0]
+    end
+
+    # Parametrizar audio
+    def r4
+      return unless @probe
+
+      @audio = @probe.scan(R4).flatten[0].to_i
+    end
+
+    # @return [String] audio
+    def audio
+      r4 unless @audio
+
+      @audio
     end
 
     # @return [String] height
     def height
       r2 unless @height