def test_encode_audio_simple():
"""
Check audio + image encoding
"""
with ProcessMediaTestManager(TEST2_AUDIO_FILES) as scan:
scan.scan_media()
scan.encode_media()
processed_files = scan.processed_files('test2')
video_file = processed_files['video'][0].absolute
image = get_frame_from_video(video_file, 2)
assert 'AA' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert 'BB' == read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
image = get_frame_from_video(video_file, 7)
assert 'BB' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert '' == read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
image = get_frame_from_video(video_file, 12)
assert '' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert '' == read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
for image_num, color in enumerate((COLOR_MAGENTA,)*4):
assert color_close(color, Image.open(processed_files['image'][image_num].absolute).getpixel(SAMPLE_COORDINATE))
def test_encode_audio_simple():
"""
Check audio + image encoding
"""
with ProcessMediaTestManager(TEST2_AUDIO_FILES) as scan:
scan.scan_media()
scan.encode_media()
processed_files = scan.get('test2').processed_files
video_file = processed_files['video'].absolute
image = get_frame_from_video(video_file, 2)
assert 'AA' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert 'BB' == read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
image = get_frame_from_video(video_file, 7)
assert 'BB' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert '' == read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
image = get_frame_from_video(video_file, 12)
assert '' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert '' == read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
for image_num, color in enumerate((COLOR_MAGENTA, ) * 4):
assert color_close(
color,
Image.open(processed_files['image{}'.format(
image_num + 1)].absolute).getpixel(SAMPLE_COORDINATE))
def test_encode_video_simple():
"""
Test normal video + subtitles encode flow
Thubnail images and preview videos should be generated
"""
with ProcessMediaTestManager(TEST1_VIDEO_FILES) as scan:
scan.scan_media()
scan.encode_media()
processed_files = scan.get('test1').processed_files
# Main Video - use OCR to read subtiles and check them
video_file = processed_files['video'].absolute
image = get_frame_from_video(video_file, 5)
assert color_close(COLOR_RED, image.getpixel(SAMPLE_COORDINATE))
assert 'Red' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert 'Green' == read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
image = get_frame_from_video(video_file, 15)
assert color_close(COLOR_GREEN, image.getpixel(SAMPLE_COORDINATE))
assert 'Green' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert 'Blue' == read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
image = get_frame_from_video(video_file, 25)
assert color_close(COLOR_BLUE, image.getpixel(SAMPLE_COORDINATE))
assert 'Blue' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert not read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
# Preview Video (can't check subtitles as the res is too small)
preview_file = processed_files['preview'].absolute
image = get_frame_from_video(preview_file, 5)
assert color_close(COLOR_RED, image.getpixel(SAMPLE_COORDINATE))
image = get_frame_from_video(preview_file, 15)
assert color_close(COLOR_GREEN, image.getpixel(SAMPLE_COORDINATE))
image = get_frame_from_video(preview_file, 25)
assert color_close(COLOR_BLUE, image.getpixel(SAMPLE_COORDINATE))
# Assert Thumbnail images
# We sample at '20% 40% 60% %80' - in out 30 second video that is 'RED, GREEN, GREEN, BLUE'
for image_num, color in enumerate(
(COLOR_RED, COLOR_GREEN, COLOR_GREEN, COLOR_BLUE)):
assert color_close(
color,
Image.open(processed_files['image{}'.format(
image_num + 1)].absolute).getpixel(SAMPLE_COORDINATE))
video_details = probe_media(video_file)
preview_details = probe_media(preview_file)
assert abs(
video_details['duration'] - preview_details['duration']
) < 0.5, 'Main video and Preview video should be the same duration'
assert preview_details['width'] == ENCODE_CONFIG[
'preview_width'], 'Preview video should match expected output size'
assert video_details['width'] > ENCODE_CONFIG[
'preview_width'], 'Main video should be greater than preview video size'
def test_encode_video_simple():
"""
Test normal video + subtitles encode flow
Thubnail images and preview videos should be generated
"""
with ProcessMediaTestManager(TEST1_VIDEO_FILES) as scan:
scan.scan_media()
scan.encode_media()
processed_files = scan.processed_files('test1')
# Main Video - use OCR to read subtiles and check them
video_file = processed_files['video'][0].absolute
image = get_frame_from_video(video_file, 5)
assert color_close(COLOR_RED, image.getpixel(SAMPLE_COORDINATE))
assert 'Red' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert 'Green' == read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
image = get_frame_from_video(video_file, 15)
assert color_close(COLOR_GREEN, image.getpixel(SAMPLE_COORDINATE))
assert 'Green' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert 'Blue' == read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
image = get_frame_from_video(video_file, 25)
assert color_close(COLOR_BLUE, image.getpixel(SAMPLE_COORDINATE))
assert 'Blue' == read_subtitle_text(image, COLOR_SUBTITLE_CURRENT)
assert not read_subtitle_text(image, COLOR_SUBTITLE_NEXT)
# Preview Video (can't check subtitles as the res is too small)
preview_file = processed_files['preview'][0].absolute
image = get_frame_from_video(preview_file, 5)
assert color_close(COLOR_RED, image.getpixel(SAMPLE_COORDINATE))
image = get_frame_from_video(preview_file, 15)
assert color_close(COLOR_GREEN, image.getpixel(SAMPLE_COORDINATE))
image = get_frame_from_video(preview_file, 25)
assert color_close(COLOR_BLUE, image.getpixel(SAMPLE_COORDINATE))
# Assert Thumbnail images
# We sample at '20% 40% 60% %80' - in out 30 second video that is 'RED, GREEN, GREEN, BLUE'
for image_num, color in enumerate((COLOR_RED, COLOR_GREEN, COLOR_GREEN, COLOR_BLUE)):
assert color_close(color, Image.open(processed_files['image'][image_num].absolute).getpixel(SAMPLE_COORDINATE))
video_details = probe_media(video_file)
preview_details = probe_media(preview_file)
assert abs(video_details['duration'] - preview_details['duration']) < 0.5, 'Main video and Preview video should be the same duration'
assert preview_details['width'] == ENCODE_CONFIG['preview_width'], 'Preview video should match expected output size'
assert video_details['width'] > ENCODE_CONFIG['preview_width'], 'Main video should be greater than preview video size'