49 lines
1.5 KiB
Lua
49 lines
1.5 KiB
Lua
-- adapted from https://github.com/marcan/cl-waifu2x
|
|
require 'pl'
|
|
local __FILE__ = (function() return string.gsub(debug.getinfo(2, 'S').source, "^@", "") end)()
|
|
package.path = path.join(path.dirname(__FILE__), "..", "lib", "?.lua;") .. package.path
|
|
require 'w2nn'
|
|
local cjson = require "cjson"
|
|
|
|
function export(model, output)
|
|
local jmodules = {}
|
|
local modules = model:findModules("nn.SpatialConvolutionMM")
|
|
if #modules == 0 then
|
|
-- cudnn model
|
|
modules = model:findModules("cudnn.SpatialConvolution")
|
|
end
|
|
for i = 1, #modules, 1 do
|
|
local module = modules[i]
|
|
local jmod = {
|
|
kW = module.kW,
|
|
kH = module.kH,
|
|
nInputPlane = module.nInputPlane,
|
|
nOutputPlane = module.nOutputPlane,
|
|
bias = torch.totable(module.bias:float()),
|
|
weight = torch.totable(module.weight:float():reshape(module.nOutputPlane, module.nInputPlane, module.kW, module.kH))
|
|
}
|
|
table.insert(jmodules, jmod)
|
|
end
|
|
local fp = io.open(output, "w")
|
|
if not fp then
|
|
error("IO Error: " .. output)
|
|
end
|
|
fp:write(cjson.encode(jmodules))
|
|
fp:close()
|
|
end
|
|
|
|
local cmd = torch.CmdLine()
|
|
cmd:text()
|
|
cmd:text("waifu2x export model")
|
|
cmd:text("Options:")
|
|
cmd:option("-i", "input.t7", 'Specify the input torch model')
|
|
cmd:option("-o", "output.json", 'Specify the output json file')
|
|
cmd:option("-iformat", "ascii", 'Specify the input format (ascii|binary)')
|
|
|
|
local opt = cmd:parse(arg)
|
|
if not path.isfile(opt.i) then
|
|
cmd:help()
|
|
os.exit(-1)
|
|
end
|
|
local model = torch.load(opt.i, opt.iformat)
|
|
export(model, opt.o)
|