def combine_images(fol, movie_name, frame_rate=10, start_number=-1, images_prefix='', images_format='',
images_type='', ffmpeg_cmd='ffmpeg', **kwargs):
if images_type == '':
images_types = set([utils.file_type(image) for image in glob.glob(op.join(fol, '{}*.*'.format(images_prefix)))])
for opt_type in ['png', 'jpg', 'bmp', 'gif']:
if opt_type in images_types:
images_type = opt_type
print('Images type is {}'.format(images_type))
break
if images_type == '':
raise Exception("Can't find the images type!")
images = glob.glob(op.join(fol, '{}*.{}'.format(images_prefix, images_type)))
image_nb = utils.namebase(images[0])
number = utils.read_numbers_rx(image_nb)[0]
if images_prefix == '':
images_prefix = image_nb[:-len(number)]
if images_format == '':
images_format = '%0{}d'.format(len(number))
if start_number == -1:
start_number = min([int(utils.namebase(image)[len(images_prefix):]) for image in images])
images_prefix = op.join(fol, images_prefix)
movie_name = op.join(fol, movie_name)
combine_images_cmd = '{ffmpeg_cmd} -framerate {frame_rate} '
if start_number > 1:
# You might want to use a static ffmpeg if your ffmepg version doesn't support the start_number flag, like:
# ffmpeg_cmd = '~/space1/Downloads/ffmpeg-git-static/ffmpeg'
combine_images_cmd += '-start_number {start_number} '
combine_images_cmd += '-i {images_prefix}{images_format}.{images_type} '
# http://stackoverflow.com/questions/20847674/ffmpeg-libx264-height-not-divisible-by-2
combine_images_cmd += '-vf "scale=trunc(iw/2)*2:trunc(ih/2)*2" '
combine_images_cmd += '-c:v libx264 -r 30 -pix_fmt yuv420p {movie_name}.mp4'
rs = utils.partial_run_script(locals())
rs(combine_images_cmd)
def find_images_props(fol,
start_number=-1,
images_prefix='',
images_format='',
images_type=''):
if images_type == '':
images_types = set([
utils.file_type(image)
for image in glob.glob(op.join(fol, '{}*.*'.format(images_prefix)))
])
for opt_type in ['png', 'jpg', 'jpeg', 'bmp', 'gif']:
if opt_type in images_types:
images_type = opt_type
print('Images type is {}'.format(images_type))
break
if images_type == '':
raise Exception("Can't find the images type!")
images = glob.glob(
op.join(fol, '{}*.{}'.format(images_prefix, images_type)))
image_nb = utils.namebase(images[0])
number = utils.read_numbers_rx(image_nb)[0]
if images_prefix == '':
images_prefix = image_nb[:-len(number)]
if images_format == '':
images_format = '%0{}d'.format(len(number))
if start_number == -1:
start_number = min([
int(utils.namebase(image)[len(images_prefix):]) for image in images
])
return images_type, images_prefix, images_format, len(number), start_number
def combine_images(fol,
movie_name,
frame_rate=10,
start_number=-1,
images_prefix='',
images_format='',
images_type='',
ffmpeg_cmd='ffmpeg',
**kwargs):
if images_type == '':
images_types = set([
utils.file_type(image)
for image in glob.glob(op.join(fol, '{}*.*'.format(images_prefix)))
])
for opt_type in ['png', 'jpg', 'bmp', 'gif']:
if opt_type in images_types:
images_type = opt_type
print('Images type is {}'.format(images_type))
break
if images_type == '':
raise Exception("Can't find the images type!")
images = glob.glob(
op.join(fol, '{}*.{}'.format(images_prefix, images_type)))
image_nb = utils.namebase(images[0])
number = utils.read_numbers_rx(image_nb)[0]
if images_prefix == '':
images_prefix = image_nb[:-len(number)]
if images_format == '':
images_format = '%0{}d'.format(len(number))
if start_number == -1:
start_number = min([
int(utils.namebase(image)[len(images_prefix):]) for image in images
])
images_prefix = op.join(fol, images_prefix)
movie_name = op.join(fol, movie_name)
combine_images_cmd = '{ffmpeg_cmd} -framerate {frame_rate} '
if start_number > 1:
# You might want to use a static ffmpeg if your ffmepg version doesn't support the start_number flag, like:
# ffmpeg_cmd = '~/space1/Downloads/ffmpeg-git-static/ffmpeg'
combine_images_cmd += '-start_number {start_number} '
combine_images_cmd += '-i {images_prefix}{images_format}.{images_type} '
# http://stackoverflow.com/questions/20847674/ffmpeg-libx264-height-not-divisible-by-2
combine_images_cmd += '-vf "scale=trunc(iw/2)*2:trunc(ih/2)*2" '
combine_images_cmd += '-c:v libx264 -r 30 -pix_fmt yuv420p {movie_name}.mp4'
rs = utils.partial_run_script(locals())
rs(combine_images_cmd)