Extract metadata from images and videos

1 files changed, 35 insertions, 0 deletions

diff --git a/activestorage/test/analyzer/video_analyzer_test.rb b/activestorage/test/analyzer/video_analyzer_test.rb
new file mode 100644
index 0000000000..4a3c4a8bfc
--- /dev/null
+++ b/activestorage/test/analyzer/video_analyzer_test.rb
@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+require "test_helper"
+require "database/setup"
+
+require "active_storage/analyzer/video_analyzer"
+
+class ActiveStorage::Analyzer::VideoAnalyzerTest < ActiveSupport::TestCase
+  test "analyzing a video" do
+    blob = create_file_blob(filename: "video.mp4", content_type: "video/mp4")
+    metadata = blob.tap(&:analyze).metadata
+
+    assert_equal 640, metadata[:width]
+    assert_equal 480, metadata[:height]
+    assert_equal [4, 3], metadata[:aspect_ratio]
+    assert_equal 5.166648, metadata[:duration]
+    assert_not_includes metadata, :angle
+  end
+
+  test "analyzing a rotated video" do
+    blob = create_file_blob(filename: "rotated_video.mp4", content_type: "video/mp4")
+    metadata = blob.tap(&:analyze).metadata
+
+    assert_equal 640, metadata[:width]
+    assert_equal 480, metadata[:height]
+    assert_equal [4, 3], metadata[:aspect_ratio]
+    assert_equal 5.227975, metadata[:duration]
+    assert_equal 90, metadata[:angle]
+  end
+
+  test "analyzing a video without a video stream" do
+    blob = create_file_blob(filename: "video_without_video_stream.mp4", content_type: "video/mp4")
+    assert_equal({ "analyzed" => true }, blob.tap(&:analyze).metadata)
+  end
+end