Exemple #1
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                    help="number of blocks in the X direction.",
                    default=11)
parser.add_argument("--blocks_in_y",
                    help="number of blocks in the Y direction.",
                    default=9)
parser.add_argument("--fields",
                    help="number of fields in to expand.",
                    default=2)
parser.add_argument("--file",
                    help="name of the file with the motion fields.",
                    default="")

args = parser.parse_known_args()[0]

blocks_in_x = int(args.blocks_in_x)
log.info("blocks_in_x={}".format(blocks_in_x))

blocks_in_y = int(args.blocks_in_y)
log.info("blocks_in_x={}".format(blocks_in_x))

bytes_per_field = blocks_in_x * blocks_in_y * BYTES_PER_COMPONENT

fields = int(args.fields)
log.info("fields={}".format(fields))

file = args.file
log.info("file={}".format(file))

# }}}

extension = ".rawl"
Exemple #2
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parser.pixels_in_x()
parser.pixels_in_y()
parser.layers()
parser.SRLs()
parser.slope()

args = parser.parse_known_args()[0]
file = args.file
layers = int(args.layers)
number_of_pictures = int(args.pictures)
pixels_in_x = int(args.pixels_in_x)
pixels_in_y = int(args.pixels_in_y)
SRLs = int(args.SRLs)
slope = int(args.slope)

log.info("file={}".format(file))
log.info("layers={}".format(layers))
log.info("pictures={}".format(number_of_pictures))
log.info("pixels_in_x={}".format(pixels_in_x))
log.info("pixels_in_y={}".format(pixels_in_y))
log.info("SRLs={}".format(SRLs))
log.info("slope={}".format(slope))

# }}}

BYTES_PER_COMPONENT = 1  # 2

IMG_EXT = os.environ["MCTF_IMG_EXT"]

Clevels = SRLs - 1
if Clevels < 0:
parser = arguments_parser(
    description="Creates a \"empty\" (unsigned char = 128) texture image file."
)
parser.add_argument("--file",
                    help="File that contains the texture.",
                    default="empty.pgm")
parser.pixels_in_x()
parser.pixels_in_y()

args = parser.parse_known_args()[0]

file = args.file

pixels_in_x = int(args.pixels_in_x)
log.info("pixels_in_x={}".format(pixels_in_x))

pixels_in_y = int(args.pixels_in_y)
log.info("pixels_in_y={}".format(pixels_in_y))

f = open(file, "wb")

if file[4:] != ".yuv":  # For .yuv argument
    f.write(b"P5\n")
    f.write(bytes(str.encode("{} {}\n".format(pixels_in_x, pixels_in_y))))
    f.write(b"255\n")

for a in range(pixels_in_x * pixels_in_y):
    f.write(struct.pack('B', 128))
f.close()
              + " --block_overlaping=" + str(block_overlaping)
              + " --block_size=" + str(block_size)
              + " --border_size=" + str(border_size)
              + " --pictures=" + str(pictures)
              + " --pixels_in_x=" + str(pixels_in_x)
              + " --pixels_in_y=" + str(pixels_in_y)
              + " --search_range=" + str(search_range)
              + " --subpixel_accuracy=" + str(subpixel_accuracy)
              + " --temporal_subband=" + str(temporal_subband)
              + " --update_factor=" + str(update_factor))

    pictures = (pictures + 1) // 2

    search_range = search_range * search_factor
    if search_range > MAX_SEARCH_RANGE:
        log.info("Maximum search range ({}) reached!".format(MAX_SEARCH_RANGE))
        search_range = MAX_SEARCH_RANGE

    if block_size > min_block_size:
        block_size //= 2
        shell.run("mctf zoomin_imotion"
                  + " --block_size=" + str(block_size)
                  + " --imotion_fn=" + "M_" + str(temporal_subband-1)
                  + " --motion_fn=" + "M_" + str(temporal_subband)
                  + " --pictures=" + str(pictures)
                  + " --pixels_in_x=" + str(pixels_in_x)
                  + " --pixels_in_y=" + str(pixels_in_y))
        
    #block_size = block_size // 2
    #if ( block_size < min_block_size ):
    #    block_size = min_block_size
Exemple #5
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parser.pixels_in_x()
parser.pixels_in_y()
parser.SRLs()
parser.TRLs()
parser.slope()

args = parser.parse_known_args()[0]
GOPs = int(args.GOPs)
layers = int(args.layers)
pixels_in_x = int(args.pixels_in_x)
pixels_in_y = int(args.pixels_in_y)
SRLs = int(args.SRLs)
TRLs = int(args.TRLs)
slope = int(args.slope)

log.info("GOPs={}".format(GOPs))
log.info("layers={}".format(layers))
log.info("pixels_in_x={}".format(pixels_in_x))
log.info("pixels_in_y={}".format(pixels_in_y))
log.info("SRLs={}".format(SRLs))
log.info("TRLs={}".format(TRLs))
log.info("(minimum) slope={}".format(slope))

# }}}

# {{{ Some defs

MCTF_TEXTURE_CODEC = os.environ["MCTF_TEXTURE_CODEC"]
HIGH = "H"
LOW = "L"
Exemple #6
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#parser.motion_quantization()
#parser.motion_quantization_step()
parser.pixels_in_x()
parser.pixels_in_y()
parser.search_range()
parser.slope()
parser.subpixel_accuracy()
parser.layers()
parser.SRLs()
parser.TRLs()
parser.update_factor()

args = parser.parse_known_args()[0]

always_B = int(args.always_B)
log.info("always_B={}".format(always_B))

block_overlaping = int(args.block_overlaping)
log.info("block_overlaping={}".format(block_overlaping))

block_size = int(args.block_size)
log.info("block_size={}".format(block_size))

border_size = int(args.border_size)
log.info("border_size={}".format(border_size))

GOPs = int(args.GOPs)
log.info("GOPs={}".format(GOPs))

min_block_size = int(args.min_block_size)
log.info("min_block_size={}".format(min_block_size))
Exemple #7
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MCTF_TEXTURE_CODEC = os.environ["MCTF_TEXTURE_CODEC"]
LOW = "L"
HIGH = "H"

# {{{ Arguments parsing
parser = arguments_parser(description="Expands the texture.")
parser.GOPs()
parser.pixels_in_x()
parser.pixels_in_y()
parser.SRLs()
parser.TRLs()

args = parser.parse_known_args()[0]

GOPs = int(args.GOPs)
log.info("GOPs={}".format(GOPs))

pixels_in_x = str(args.pixels_in_x)
log.info("pixels_in_x={}".format(pixels_in_x))

pixels_in_y = str(args.pixels_in_y)
log.info("pixels_in_y={}".format(pixels_in_y))

SRLs = int(args.SRLs)
log.info("SRLs={}".format(SRLs))

TRLs = int(args.TRLs)
log.info("TRLs={}".format(TRLs))

# }}}
GOPs = int(args.GOPs)
keep_layers = int(args.keep_layers)
TRLs = int(args.TRLs)
layers = int(args.layers)
destination = args.destination
slope = int(args.slope)
FPS = float(args.FPS)
x_dim = int(args.pixels_in_x)
y_dim = int(args.pixels_in_y)
block_size = int(args.block_size)
min_block_size = int(args.min_block_size)
search_range = int(args.search_range)
video = args.video

log.info("GOPs={}".format(GOPs))
log.info("keep_layers={}".format(keep_layers))
log.info("TRLs={}".format(TRLs))
log.info("layers={}".format(layers))
log.info("destination={}".format(destination))
log.info("slope={}".format(slope))
log.info("FPS={}".format(FPS))
log.info("pixels_in_x={}".format(x_dim))
log.info("pixels_in_y={}".format(y_dim))
log.info("block_size={}".format(block_size))
log.info("min_block_size={}".format(min_block_size))
log.info("search_range={}".format(search_range))
log.info("video={}".format(video))
# }}}

destination_zero = "zero_texture"
Exemple #9
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parser.TRLs()
parser.layers()
parser.add_argument("--destination",
                    help="destination directory (must exist)",
                    default="/transcode_quality")
parser.slope()

args = parser.parse_known_args()[0]
GOPs = int(args.GOPs)
keep_layers = int(args.keep_layers)
TRLs = int(args.TRLs)
layers = int(args.layers)
destination = args.destination
slope = int(args.slope)

log.info("GOPs={}".format(GOPs))
log.info("keep_layers={}".format(keep_layers))
log.info("TRLs={}".format(TRLs))
log.info("layers={}".format(layers))
log.info("destination={}".format(destination))
log.info("slope={}".format(slope))

# }}}


def transcode_picture(filename, layers):
    # {{{

    log.debug("transcode_picture: {} {}".format(filename, layers))
    if layers > 0:
        shell.run("trace kdu_transcode" + " -i " + filename +
parser.add_argument("--subband",
                    help="Subband prefix (for example, \"L_3\")",
                    default="")
parser.add_argument("--layers",
                    help="Number of quality layers to output",
                    default=8)
parser.add_argument("--pictures",
                    help="Number of pictures to transcode",
                    default=1)

args = parser.parse_known_args()[0]
subband = args.subband
layers = int(args.layers)
pictures = int(args.pictures)

log.info("subband={}".format(subband))
log.info("layers={}".format(layers))
log.info("pictures={}".format(pictures))

IMG_EXT = os.environ["MCTF_IMG_EXT"]

# }}}


def transcode_picture(filename, layers):
    # {{{

    print(filename, layers)
    shell.run("trace kdu_transcode" + " -i " + filename +
              " -jpx_layers sYCC,0,1,2" + " -o " + "transcode_quality/" +
              filename + " Clayers=" + str(layers))
# {{{ Arguments parsing

parser = arguments_parser(description="Decodes a subband of texture.")
parser.add_argument("--file",
                    help="File that contains the LFB or HFB data.",
                    default="")
parser.add_argument("--pictures",
                    help="Number of pictures to expand.",
                    default=1)
parser.pixels_in_x()
parser.pixels_in_y()

args = parser.parse_known_args()[0]

file = args.file
log.info("file={}".format(file))

pictures = int(args.pictures)
log.info("pictures={}".format(pictures))

pixels_in_x = int(args.pixels_in_x)
log.info("pixels_in_x={}".format(pixels_in_x))

pixels_in_y = int(args.pixels_in_y)
log.info("pixels_in_y={}".format(pixels_in_y))

# }}}

IMG_EXT = os.environ["MCTF_IMG_EXT"]

p = 0
Exemple #12
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shell.setLogger(log)

# }}}

# {{{ Arguments parsing
parser = arguments_parser(description="Expands the motion data.")
parser.GOPs()
parser.TRLs()
parser.block_size()
parser.pixels_in_x()
parser.pixels_in_y()

args = parser.parse_known_args()[0]

block_size = int(args.block_size)
log.info("block_size={}".format(block_size))

GOPs = int(args.GOPs)
log.info("GOPs={}".format(GOPs))

pixels_in_x = int(args.pixels_in_x)
log.info("pixels_in_x={}".format(pixels_in_x))

pixels_in_y = int(args.pixels_in_y)
log.info("pixels_in_y={}".format(pixels_in_y))

TRLs = int(args.TRLs)
log.info("TRLs={}".format(TRLs))
# }}}

#MOTION_DECODER_NAME = "gzip"