diff --git a/ox/file.py b/ox/file.py
index ec9da4b..177ca1f 100644
--- a/ox/file.py
+++ b/ox/file.py
@@ -159,9 +159,50 @@ def avinfo(filename, cached=True):
     if os.path.getsize(filename):
         if find_executable('ffprobe'):
             return ffprobe(filename)
-        raise EnvironmentError('could to find ffprobe. please install ffmpeg')
-    return {'path': filename, 'size': 0}
+        ffmpeg2theora = cmd('ffmpeg2theora')
+        p = subprocess.Popen([ffmpeg2theora], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        stdout, error = p.communicate()
+        stdout = stdout.decode('utf-8')
+        version = stdout.split('\n')[0].split(' - ')[0].split(' ')[-1]
+        if version < '0.27':
+            raise EnvironmentError('version of ffmpeg2theora needs to be 0.27 or later, found %s' % version)
+        p = subprocess.Popen([ffmpeg2theora, '--info', filename],
+                             stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        stdout, error = p.communicate()
+        stdout = stdout.decode('utf-8')
+        try:
+            info = json.loads(stdout)
+        except:
+            # remove metadata, can be broken
+            reg = re.compile('"metadata": {.*?},', re.DOTALL)
+            stdout = re.sub(reg, '', stdout)
+            info = json.loads(stdout)
+        if 'video' in info:
+            for v in info['video']:
+                if 'display_aspect_ratio' not in v and 'width' in v:
+                    v['display_aspect_ratio'] = '%d:%d' % (v['width'], v['height'])
+                    v['pixel_aspect_ratio'] = '1:1'
+        if len(info.get('audio', [])) > 1:
+            if 'metadata' in info['audio'][0]:
+                for stream in info['audio']:
+                    language = stream.get('metadata', {}).get('language')
+                    if language and language != 'und':
+                        stream['language'] = language[0]
+            else:
+                ffmpeg = cmd('ffmpeg')
+                p = subprocess.Popen([ffmpeg, '-i', filename], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+                stdout, stderr = p.communicate()
+                stderr = stderr.decode('utf-8')
+                languages = [re.compile('\((.+?)\):').findall(l) for l in stderr.split('\n') if 'Stream' in l and 'Audio' in l]
+                if len(languages) == len(info['audio']):
+                    for i, stream in enumerate(info['audio']):
+                        language = languages[i]
+                        if language and language[0] != 'und':
+                            stream['language'] = language[0]
+        fix_coverart(info)
+        return info
 
+    return {'path': filename, 'size': 0}
 
 def ffprobe(filename):
     p = subprocess.Popen([
diff --git a/ox/srt.py b/ox/srt.py
index c29ae8b..5191a55 100644
--- a/ox/srt.py
+++ b/ox/srt.py
@@ -63,6 +63,10 @@ def load(filename, offset=0):
     Returns list with dicts that have in, out, value and id
     '''
     srt = []
+
+    def parse_time(t):
+        return offset + ox.time2ms(t.replace(',', '.')) / 1000
+
     with open(filename, 'rb') as f:
         encoding = _detect_encoding(f)
         data = f.read()
@@ -73,21 +77,7 @@ def load(filename, offset=0):
             data = data.decode('latin-1')
         except:
             print("failed to detect encoding, giving up")
-            return []
-    return loads(data, offset)
-
-def loads(data, offset=0):
-    '''Parses an srt file
-
-    filename: path to an srt file
-    offset (float, seconds): shift all in/out points by offset
-
-    Returns list with dicts that have in, out, value and id
-    '''
-    srt = []
-
-    def parse_time(t):
-        return offset + ox.time2ms(t.replace(',', '.')) / 1000
+            return srt
 
     data = data.replace('\r\n', '\n')
     if not data.endswith('\n\n'):