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waifu2x/convert_data.lua
nagadomi a706892b59 merge develop repo
- remove support for cuDNN
- add new pre-trained model and json files
- some changes in training script

If you have cuDNN model, Please run following commands to convert.
$ cp models/your_own_model.t7 models/your_own_model.t7.backup
$ th cudnn2cunn.lua -model models/your_own_model.t7
2015-06-13 15:20:40 +09:00

49 lines
1.1 KiB
Lua

require './lib/portable'
require 'image'
local settings = require './lib/settings'
local image_loader = require './lib/image_loader'
local function count_lines(file)
local fp = io.open(file, "r")
local count = 0
for line in fp:lines() do
count = count + 1
end
fp:close()
return count
end
local function crop_4x(x)
local w = x:size(3) % 4
local h = x:size(2) % 4
return image.crop(x, 0, 0, x:size(3) - w, x:size(2) - h)
end
local function load_images(list)
local count = count_lines(list)
local fp = io.open(list, "r")
local x = {}
local c = 0
for line in fp:lines() do
local im = crop_4x(image_loader.load_byte(line))
if im then
if im:size(2) >= settings.crop_size * 2 and im:size(3) >= settings.crop_size * 2 then
table.insert(x, im)
end
else
print("error:" .. line)
end
c = c + 1
xlua.progress(c, count)
if c % 10 == 0 then
collectgarbage()
end
end
return x
end
print(settings)
local x = load_images(settings.image_list)
torch.save(settings.images, x)