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Pass scale and theme to a2png

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This commit is contained in:
Marcin Kulik 2017-01-11 19:06:38 +01:00
parent c89d363c9f
commit 747767da15
4 changed files with 6 additions and 9 deletions
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2
a2png

@ -1 +1 @@
Subproject commit 3e6c81b8751074ef3d0160e9586b78b2293e169e Subproject commit 9099a8fa26f79f73c58ceeb88276e9c539251bb0

7
app/services/asciicast_image_generator.rb
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@ -14,8 +14,9 @@ class AsciicastImageGenerator
asciicast_url = asciicast.file.absolute_url asciicast_url = asciicast.file.absolute_url
image_path = "#{dir}/#{asciicast.image_filename}" image_path = "#{dir}/#{asciicast.image_filename}"
time = asciicast.snapshot_at || asciicast.duration / 2 time = asciicast.snapshot_at || asciicast.duration / 2
theme = AsciicastDecorator.new(asciicast).theme_name
generate_png_file(asciicast_url, image_path, time) rasterizer.generate_image(asciicast_url, image_path, time, PIXEL_DENSITY, theme)
image_width, image_height = get_size(image_path) image_width, image_height = get_size(image_path)
update_asciicast(asciicast, image_path, image_width, image_height) update_asciicast(asciicast, image_path, image_width, image_height)
@ -24,10 +25,6 @@ class AsciicastImageGenerator
private private
def generate_png_file(asciicast_url, image_path, time)
rasterizer.generate_image(asciicast_url, image_path, time)
end
def get_size(image_path) def get_size(image_path)
width, height = image_inspector.get_size(image_path) width, height = image_inspector.get_size(image_path)

4
app/services/rasterizer.rb
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@ -4,8 +4,8 @@ class Rasterizer
BINARY_PATH = (Rails.root + "a2png" + "a2png.sh").to_s BINARY_PATH = (Rails.root + "a2png" + "a2png.sh").to_s
def generate_image(asciicast_url, out_path, time) def generate_image(asciicast_url, out_path, time, scale, theme)
o, e, t = Open3.capture3("#{BINARY_PATH} '#{asciicast_url}' #{out_path} #{time}") o, e, t = Open3.capture3("#{BINARY_PATH} -s #{scale} -t #{theme} '#{asciicast_url}' '#{out_path}' #{time}")
if t.exitstatus != 0 if t.exitstatus != 0
raise RuntimeError, "Couldn't generate image from #{asciicast_url}:\n#{o}\n#{e}" raise RuntimeError, "Couldn't generate image from #{asciicast_url}:\n#{o}\n#{e}"

2
spec/services/asciicast_image_generator_spec.rb
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@ -9,7 +9,7 @@ describe AsciicastImageGenerator, needs_phantomjs_2_bin: true do
let(:asciicast) { let(:asciicast) {
create( create(
:asciicast, :asciicast,
theme_name: 'tango', theme_name: 'asciinema',
file: Asciinema::FixtureHelpers.fixture_file('1/screenshot.json', 'application/json') file: Asciinema::FixtureHelpers.fixture_file('1/screenshot.json', 'application/json')
) )
} }