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Day 15 - Video to Thumbnails to GIF with Moviepy
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‎tutorial-reference/Day 15/1_thumbs.py

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from conf import SAMPLE_INPUTS, SAMPLE_OUTPUTS
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from moviepy.editor import *
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from PIL import Image
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source_path = os.path.join(SAMPLE_INPUTS, 'sample.mp4')
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thumbnail_dir = os.path.join(SAMPLE_OUTPUTS, "thumbnails")
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thumbnail_per_frame_dir = os.path.join(SAMPLE_OUTPUTS, "thumbnails-per-frame")
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thumbnail_per_half_second_dir = os.path.join(SAMPLE_OUTPUTS, "thumbnails-per-half-second")
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os.makedirs(thumbnail_dir, exist_ok=True)
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os.makedirs(thumbnail_per_frame_dir, exist_ok=True)
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os.makedirs(thumbnail_per_half_second_dir, exist_ok=True)
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clip = VideoFileClip(source_path)
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print(clip.reader.fps) # frames per second
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print(clip.reader.nframes)
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print(clip.duration) # seconds
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duration = clip.duration # clip.reader.duration
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max_duration = int(duration) + 1
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for i in range(0, max_duration):
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frame = clip.get_frame(i)
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# print(frame) # np.array numpy array # inference
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new_img_filepath = os.path.join(thumbnail_dir, f"{i}.jpg")
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# print(f"frame at {i} seconds saved at {new_img_filepath}")
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new_img = Image.fromarray(frame)
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new_img.save(new_img_filepath)
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print(clip.reader.fps) # frames per second
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print(clip.reader.nframes)
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fps = clip.reader.fps
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nframes = clip.reader.nframes
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seconds = nframes / (fps * 1.0)
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for i, frame in enumerate(clip.iter_frames()):
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# print(frame) # np.array numpy array # inference
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if i % fps == 0:
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current_ms = int((i / fps) * 1000)
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new_img_filepath = os.path.join(thumbnail_per_frame_dir, f"{current_ms}.jpg")
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# print(f"frame at {i} seconds saved at {new_img_filepath}")
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new_img = Image.fromarray(frame)
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new_img.save(new_img_filepath)
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for i, frame in enumerate(clip.iter_frames()):
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# print(frame) # np.array numpy array # inference
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fphs = int(fps/2.0)
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if i % fphs == 0:
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current_ms = int((i / fps) * 1000)
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new_img_filepath = os.path.join(thumbnail_per_half_second_dir, f"{current_ms}.jpg")
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# print(f"frame at {i} seconds saved at {new_img_filepath}")
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new_img = Image.fromarray(frame)
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new_img.save(new_img_filepath)
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from conf import SAMPLE_INPUTS, SAMPLE_OUTPUTS
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from moviepy.editor import * # ImageClip
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from PIL import Image
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thumbnail_dir = os.path.join(SAMPLE_OUTPUTS, "thumbnails")
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thumbnail_per_frame_dir = os.path.join(SAMPLE_OUTPUTS, "thumbnails-per-frame")
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thumbnail_per_half_second_dir = os.path.join(SAMPLE_OUTPUTS, "thumbnails-per-half-second")
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output_video = os.path.join(SAMPLE_OUTPUTS, 'thumbs.mp4')
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this_dir = os.listdir(thumbnail_dir)
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filepaths = [os.path.join(thumbnail_dir, fname) for fname in this_dir if fname.endswith("jpg")]
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# filepaths = []
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# for fname in this_dir:
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# if fname.endswith("jpg"):
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# path = os.path.join(thumbnail_dir, fname)
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# filepaths.append(path)
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# print(filepaths)
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# clip = ImageSequenceClip(filepaths, fps=1)
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# clip.write_videofile(output_video)
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directory = {}
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for root, dirs, files in os.walk(thumbnail_per_frame_dir):
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for fname in files:
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filepath = os.path.join(root, fname)
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try:
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key = float(fname.replace(".jpg", ""))
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except:
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key = None
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if key != None:
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directory[key] = filepath
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new_paths = []
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for k in sorted(directory.keys()):
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filepath = directory[k]
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new_paths.append(filepath)
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# clip = ImageSequenceClip(new_paths, fps=10)
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# clip.write_videofile(output_video)
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my_clips = []
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for path in list(new_paths):
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frame = ImageClip(path)
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# print(frame.img) # numpy array
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my_clips.append(frame.img)
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clip = ImageSequenceClip(my_clips, fps=22)
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clip.write_videofile(output_video)
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from conf import SAMPLE_INPUTS, SAMPLE_OUTPUTS
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from moviepy.editor import * # ImageClip
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from PIL import Image
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from moviepy.video.fx.all import crop
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source_path = os.path.join(SAMPLE_INPUTS, 'sample.mp4')
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GIF_DIR = os.path.join(SAMPLE_OUTPUTS, "gifs")
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os.makedirs(GIF_DIR, exist_ok=True)
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output_path1 = os.path.join(GIF_DIR, 'sample1.gif')
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output_path2 = os.path.join(GIF_DIR, 'sample2.gif')
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clip = VideoFileClip(source_path)
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fps = clip.reader.fps
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subclip = clip.subclip(10, 20)
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subclip = subclip.resize(width=500)
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# subclip.write_gif(output_path1, fps=fps, program='ffmpeg')
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w, h = clip.size
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subclip2 = clip.subclip(10, 20)
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square_cropped_clip = crop(subclip2, width=320, height=320, x_center=w/2, y_center=h/2)
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# square_cropped_clip.write_gif(output_path2, fps=fps, program='ffmpeg')
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from conf import SAMPLE_INPUTS, SAMPLE_OUTPUTS
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from moviepy.editor import *
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from moviepy.audio.fx.all import volumex
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from PIL import Image
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source_path = os.path.join(SAMPLE_INPUTS, 'sample.mp4')
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source_audio_path = os.path.join(SAMPLE_INPUTS, 'audio.mp3')
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mix_audio_dir = os.path.join(SAMPLE_OUTPUTS, "mixed-audio")
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os.makedirs(mix_audio_dir, exist_ok=True)
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og_audio_path = os.path.join(mix_audio_dir, 'og.mp3')
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final_audio_path = os.path.join(mix_audio_dir, 'final-audio.mp3')
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final_video_path = os.path.join(mix_audio_dir, 'final-video.mp4')
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video_clip = VideoFileClip(source_path)
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original_audio = video_clip.audio
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original_audio.write_audiofile(og_audio_path)
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background_audio_clip = AudioFileClip(source_audio_path)
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bg_music = background_audio_clip.subclip(0, video_clip.duration)
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# bg_music = bg_music.fx(volumex, 0.10)
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bg_music = bg_music.volumex(0.10)
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# bg_music.write_audiofile()
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final_audio = CompositeAudioClip([original_audio, bg_music])
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final_audio.write_audiofile(final_audio_path, fps=original_audio.fps)
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# new_audio = AudioFileClip(final_audio_path)
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# final_clip = video_clip.set_audio(new_audio)
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final_clip = video_clip.set_audio(final_audio)
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final_clip.write_videofile(final_video_path, codec='libx264', audio_codec="aac")
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from conf import SAMPLE_INPUTS, SAMPLE_OUTPUTS
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from moviepy.editor import *
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from moviepy.audio.fx.all import volumex
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from PIL import Image
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source_path = os.path.join(SAMPLE_INPUTS, 'sample.mp4')
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source_audio_path = os.path.join(SAMPLE_INPUTS, 'audio.mp3')
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mix_audio_dir = os.path.join(SAMPLE_OUTPUTS, "mixed-audio")
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os.makedirs(mix_audio_dir, exist_ok=True)
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og_audio_path = os.path.join(mix_audio_dir, 'og.mp3')
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final_audio_path = os.path.join(mix_audio_dir, 'overlay-audio.mp3')
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final_video_path = os.path.join(mix_audio_dir, 'overlay-video.mp4')
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video_clip = VideoFileClip(source_path)
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original_audio = video_clip.audio
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original_audio.write_audiofile(og_audio_path)
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background_audio_clip = AudioFileClip(source_audio_path)
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#
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w, h = video_clip.size
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fps = video_clip.fps
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intro_duration = 5
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intro_text = TextClip("Hello world!", fontsize=70, color='white', size=video_clip.size)
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intro_text = intro_text.set_duration(intro_duration)
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intro_text = intro_text.set_fps(fps)
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intro_text = intro_text.set_pos("center")
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intro_music = background_audio_clip.subclip(0, intro_duration)
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intro_text = intro_text.set_audio(intro_music)
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# intro_text.write_videofile(final_video_path)
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watermark_size = 60
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watermark_text = TextClip("CFE", fontsize=watermark_size, color='white', align='West', size=(w, watermark_size))
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watermark_text = watermark_text.set_fps(fps)
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watermark_text = watermark_text.set_duration(video_clip.reader.duration)
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watermark_text = watermark_text.margin(left=10, right=10, bottom=2, opacity=0)
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watermark_text = watermark_text.set_position(("bottom"))
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# cvc = CompositeVideoClip([watermark_text], size=video_clip.size)
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# cvc = cvc.set_duration(video_clip.reader.duration)
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# cvc = cvc.set_fps(fps)
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# cvc = cvc.set_audio(None)
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overlay_clip = CompositeVideoClip([video_clip, watermark_text], size=video_clip.size)
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overlay_clip = overlay_clip.set_duration(video_clip.reader.duration)
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overlay_clip = overlay_clip.set_fps(fps)
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overlay_clip = overlay_clip.set_audio(None)
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og_audio = AudioFileClip(og_audio_path)
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overlay_clip = overlay_clip.set_audio(og_audio)
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final_clip = concatenate_videoclips([intro_text, overlay_clip])
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final_clip.write_videofile(final_video_path, codec='libx264', audio_codec="aac")

‎tutorial-reference/Day 15/Pipfile

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[[source]]
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name = "pypi"
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url = "https://pypi.org/simple"
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verify_ssl = true
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[dev-packages]
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[packages]
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moviepy = "*"
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pillow = "*"
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[requires]
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python_version = "3.8"

‎tutorial-reference/Day 15/conf.py

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import os
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ABS_PATH = os.path.abspath(__file__)
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BASE_DIR = os.path.dirname(ABS_PATH)
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DATA_DIR = os.path.join(BASE_DIR, "data")
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SAMPLE_DIR = os.path.join(DATA_DIR, "samples")
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SAMPLE_INPUTS = os.path.join(SAMPLE_DIR, "inputs")
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SAMPLE_OUTPUTS = os.path.join(SAMPLE_DIR, 'outputs')
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