Create README.md

README.md

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+# video-thumbnail-generator
+Generate thumbnail sprites from videos.
+
+### Why?
+![image](https://cloud.githubusercontent.com/assets/244265/11234416/b1a67230-8d95-11e5-97a4-c2acdcbf72f7.png)
+
+Almost all video players enhances user's seekbar navigation by providing a thumbnail preview of the moments where the user can seek to. This is a python script that, given a video, generate a thumbnail sprite image from it.
+
+### Build
+
+Clone this repository. On project folder:
+```shell
+$ chmod a+x build && ./build
+```
+
+### Run
+```shell
+$ chmod a+x generator && ./generator --help
+Video Thumbnail Generator
+
+Usage:
+  ./generator <video> <interval> <width> <height> <columns> <output>
+  ./generator (-h | --help)
+  ./generator --version
+
+Options:
+  -h --help     Show this screen.
+  --version     Show version.
+  <video>         Video filepath.
+  <interval>      Interval em seconds between frames.
+  <width>         Width of each thumbnail.
+  <height>        Height of each thumbnail.
+  <columns>       Total number of thumbnails per line.
+  <output>        Output.
+```
+
+### Example
+```shell
+$ ./generator videos/27467_1_milkbots_wg_720p.mp4 2 126 73 10 27467_1_milkbots_wg_with_script.jpg
+Extracting 101 frames
+.................................................................. Frames extracted.
+Saved!
+```
+
+![image](https://cloud.githubusercontent.com/assets/244265/11234316/b42913a6-8d94-11e5-865a-128ea8d801f7.png)
+
+#### License
+
+This code is under [Apache License](https://github.com/flavioribeiro/video-thumbnail-generator/blob/master/LICENSE).