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# This file is a Tcl script to test out JPEG reading and writing.
# It is organized in the standard fashion for Tcl tests.
package require Tk
package require tcltest
tcltest::configure {*}$argv
source [file join [file dirname [info script]] constraints.tcl]
package require Img
imageInit
namespace eval ::jpeg::test {
namespace import ::tcltest::*
set fmt "jpeg"
set ext "jpg"
set file "testimgs/img.$ext"
set file2 "testimgs/img2.$ext"
# Encoded image content.
source $file.base64
source $file2.base64
test jpeg-1.1 {} -setup {
catch {image delete i}
} -body {
image create photo i -file $file
i data -format $fmt
} -cleanup {
image delete i
} -result $imgdata2
test jpeg-1.2 {} -setup {
catch {image delete i}
} -body {
image create photo i -data $imgdata
i data -format $fmt
} -cleanup {
image delete i
} -result $imgdata2
test jpeg-1.3 {} -setup {
catch {image delete i}
} -body {
image create photo i
i put $imgdata
i data -format $fmt
} -cleanup {
image delete i
} -result $imgdata2
test jpeg-1.4 {} -setup {
catch {image delete i}
} -body {
image create photo i
i put $imgdata -format $fmt
i data -format $fmt
} -cleanup {
image delete i
} -result $imgdata2
test jpeg-2.0 {Binary I/O with JPEG images} -setup {
catch {image delete i}
} -body {
image create photo i
set f [open $file r]
fconfigure $f -translation binary
set return [catch {i put [read $f]} msg]
close $f
lappend return $msg
} -cleanup {
image delete i
} -result {0 {}}
}
imageFinish
namespace delete ::jpeg::test
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