def convert_to_gif()

in mozperftest_tools/mozperftest_tools/side_by_side.py [0:0]

• 36 lines of code
• 5 McCabe index (conditional complexity)

    def convert_to_gif(self, path_to_mp4, path_to_gif, slow_motion=False):
        path_to_gif = str(path_to_gif)
        fps = 30
        # Use slow motion for more subtle differences
        if slow_motion:
            fps = 80
            path_to_gif = pathlib.Path(path_to_gif.replace(".gif", "-slow-motion.gif"))
            if path_to_gif.exists():
                path_to_gif.unlink()
            path_to_gif = str(path_to_gif)

        # Generate palette for a better quality
        subprocess.check_output(
            [
                "ffmpeg",
                "-i",
                str(path_to_mp4),
                "-vf",
                f"fps={fps},scale=1024:-1:flags=lanczos,palettegen",
                "-y",
            ]
            + [path_to_gif.replace(".gif", "-palette.gif")]
        )

        subprocess.check_output(
            [
                "ffmpeg",
                "-i",
                str(path_to_mp4),
                "-i",
                path_to_gif.replace(".gif", "-palette.gif"),
                "-filter_complex",
                f"fps={fps},scale=1024:-1:flags=lanczos[x];[x][1:v]paletteuse",
                "-loop",
                "-1",
            ]
            + [str(path_to_gif)]
        )
        subprocess.check_output(["rm", path_to_gif.replace(".gif", "-palette.gif")])

        return str(path_to_gif)