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Don't re-export JPEG files if their images are not altered.

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This commit is contained in:
Krzysztof Kotowicz
2024-09-21 09:47:08 +02:00
parent 39f63cc8c5
commit 08726427aa
1 changed files with 13 additions and 5 deletions
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18
contrib/ultrahdr.lua
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@@ -287,20 +287,28 @@ local function generate_ultrahdr(encoding_variant, images, settings, step, total
job.percent = (total_substeps * step + substep) / (total_steps * total_substeps)
end
function copy_or_export_jpg(src, dest)
if df.get_filetype(src.filename) == "jpg" and not src.is_altered then
df.file_copy(src.path .. PS .. src.filename, dest)
else
local exporter = dt.new_format("jpeg")
exporter.quality = 95
exporter:write_image(src, dest)
end
end
if encoding_variant == ENCODING_VARIANT_SDR_AND_GAINMAP or encoding_variant == ENCODING_VARIANT_SDR_AUTO_GAINMAP then
total_substeps = 6
-- Export both SDR and gainmap to JPEGs
local exporter = dt.new_format("jpeg")
exporter.quality = 95
-- Export/copy both SDR and gainmap to JPEGs
local sdr = df.create_unique_filename(settings.tmpdir .. PS .. df.chop_filetype(images["sdr"].filename) ..
".jpg")
exporter:write_image(images["sdr"], sdr)
copy_or_export_jpg(images["sdr"], sdr)
local gainmap
if encoding_variant == ENCODING_VARIANT_SDR_AUTO_GAINMAP then -- SDR is also a gainmap
gainmap = sdr
else
gainmap = df.create_unique_filename(settings.tmpdir .. PS .. images["gainmap"].filename .. "_gainmap.jpg")
exporter:write_image(images["gainmap"], gainmap)
copy_or_export_jpg(images["gainmap"], gainmap)
end
log.msg(log.debug, string.format(_("Exported files: %s, %s"), sdr, gainmap))
update_job_progress()