local fade_src = 0.0
local fade_dst = 1.0
+local input0_neutral_color = {0.5, 0.5, 0.5}
+local input1_neutral_color = {0.5, 0.5, 0.5}
+
local live_signal_num = 0
local preview_signal_num = 1
local chain = EffectChain.new(16, 9)
local input0 = chain:add_live_input(true)
input0:connect_signal(0)
+ local input0_wb_effect = chain:add_effect(WhiteBalanceEffect.new())
local input1 = chain:add_live_input(true)
input1:connect_signal(1)
+ local input1_wb_effect = chain:add_effect(WhiteBalanceEffect.new())
local resample_effect = nil
local resize_effect = nil
if (hq) then
- resample_effect = chain:add_effect(ResampleEffect.new(), input0)
+ resample_effect = chain:add_effect(ResampleEffect.new(), input0_wb_effect)
else
- resize_effect = chain:add_effect(ResizeEffect.new(), input0)
+ resize_effect = chain:add_effect(ResizeEffect.new(), input0_wb_effect)
end
local padding_effect = chain:add_effect(IntegralPaddingEffect.new())
local resample2_effect = nil
local resize2_effect = nil
if (hq) then
- resample2_effect = chain:add_effect(ResampleEffect.new(), input1)
+ resample2_effect = chain:add_effect(ResampleEffect.new(), input1_wb_effect)
else
- resize2_effect = chain:add_effect(ResizeEffect.new(), input1)
+ resize2_effect = chain:add_effect(ResizeEffect.new(), input1_wb_effect)
end
- -- Effect *saturation_effect = chain->add_effect(new SaturationEffect())
- -- CHECK(saturation_effect->set_float("saturation", 0.3f))
- local wb_effect = chain:add_effect(WhiteBalanceEffect.new())
- wb_effect:set_float("output_color_temperature", 3500.0)
local padding2_effect = chain:add_effect(IntegralPaddingEffect.new())
chain:add_effect(OverlayEffect.new(), padding_effect, padding2_effect)
chain = chain,
input0 = {
input = input0,
+ white_balance_effect = input0_wb_effect,
resample_effect = resample_effect,
resize_effect = resize_effect,
padding_effect = padding_effect
},
input1 = {
input = input1,
+ white_balance_effect = input1_wb_effect,
resample_effect = resample2_effect,
resize_effect = resize2_effect,
padding_effect = padding2_effect
-- A chain to fade between two inputs (live chain only)
local fade_chain_hq = EffectChain.new(16, 9)
local fade_chain_hq_input0 = fade_chain_hq:add_live_input(true)
+local fade_chain_hq_wb0_effect = fade_chain_hq:add_effect(WhiteBalanceEffect.new())
local fade_chain_hq_input1 = fade_chain_hq:add_live_input(true)
+local fade_chain_hq_wb1_effect = fade_chain_hq:add_effect(WhiteBalanceEffect.new())
fade_chain_hq_input0:connect_signal(0)
fade_chain_hq_input1:connect_signal(1)
-local fade_chain_mix_effect = fade_chain_hq:add_effect(MixEffect.new(), fade_chain_hq_input0, fade_chain_hq_input1)
+local fade_chain_mix_effect = fade_chain_hq:add_effect(MixEffect.new(), fade_chain_hq_wb0_effect, fade_chain_hq_wb1_effect)
fade_chain_hq:finalize(true)
-- A chain to show a single input on screen (HQ version).
local simple_chain_hq = EffectChain.new(16, 9)
local simple_chain_hq_input = simple_chain_hq:add_live_input(true)
simple_chain_hq_input:connect_signal(0) -- First input card. Can be changed whenever you want.
+local simple_chain_hq_wb_effect = simple_chain_hq:add_effect(WhiteBalanceEffect.new())
simple_chain_hq:finalize(true)
-- A chain to show a single input on screen (LQ version).
local simple_chain_lq = EffectChain.new(16, 9)
local simple_chain_lq_input = simple_chain_lq:add_live_input(true)
simple_chain_lq_input:connect_signal(0) -- First input card. Can be changed whenever you want.
+local simple_chain_lq_wb_effect = simple_chain_lq:add_effect(WhiteBalanceEffect.new())
simple_chain_lq:finalize(false)
-- Returns the number of outputs in addition to the live (0) and preview (1).
return channel == 2 or channel == 3
end
+-- Gets called with a new gray point when the white balance is changing.
+-- The color is in linear light (not sRGB gamma).
+function set_wb(channel, red, green, blue)
+ if channel == 2 then
+ input0_neutral_color = { red, green, blue }
+ elseif channel == 3 then
+ input1_neutral_color = { red, green, blue }
+ end
+end
+
function finish_transitions(t)
-- If live is 2 (SBS) but de-facto single, make it so.
if live_signal_num == 2 and t >= transition_end and zoom_dst == 1.0 then
if live_signal_num == 0 or live_signal_num == 1 then -- Plain inputs.
prepare = function()
simple_chain_hq_input:connect_signal(live_signal_num)
+ if live_signal_num == 0 then
+ set_neutral_color(simple_chain_hq_wb_effect, input0_neutral_color)
+ else
+ set_neutral_color(simple_chain_hq_wb_effect, input1_neutral_color)
+ end
end
return simple_chain_hq, prepare
elseif live_signal_num == 3 then -- Fade.
prepare = function()
fade_chain_hq_input0:connect_signal(0)
+ set_neutral_color(fade_chain_hq_wb0_effect, input0_neutral_color)
fade_chain_hq_input1:connect_signal(1)
+ set_neutral_color(fade_chain_hq_wb1_effect, input1_neutral_color)
local tt = (t - transition_start) / (transition_end - transition_start)
if tt < 0.0 then
tt = 0.0
-- Special case: Show only the single image on screen.
prepare = function()
simple_chain_hq_input:connect_signal(0)
+ set_neutral_color(simple_chain_hq_wb_effect, input0_neutral_color)
end
return simple_chain_hq, prepare
end
if num == 2 then
prepare = function()
simple_chain_lq_input:connect_signal(0)
+ set_neutral_color(simple_chain_lq_wb_effect, input0_neutral_color)
end
return simple_chain_lq, prepare
end
if num == 3 then
prepare = function()
simple_chain_lq_input:connect_signal(1)
+ set_neutral_color(simple_chain_lq_wb_effect, input1_neutral_color)
end
return simple_chain_lq, prepare
end
function prepare_sbs_chain(chain, t, screen_width, screen_height)
chain.input0.input:connect_signal(0)
chain.input1.input:connect_signal(1)
+ set_neutral_color(chain.input0.white_balance_effect, input0_neutral_color)
+ set_neutral_color(chain.input1.white_balance_effect, input1_neutral_color)
-- First input is positioned (16,48) from top-left.
local width0 = round(848 * screen_width/1280.0)
place_rectangle(chain.input0.resample_effect, chain.input0.resize_effect, chain.input0.padding_effect, left0, top0, right0, bottom0, screen_width, screen_height, 1280, 720)
place_rectangle(chain.input1.resample_effect, chain.input1.resize_effect, chain.input1.padding_effect, left1, top1, right1, bottom1, screen_width, screen_height, 1280, 720)
end
+
+function set_neutral_color(effect, color)
+ effect:set_vec3("neutral_color", color[1], color[2], color[3])
+end
projects / nageru / blobdiff