mirror of
https://github.com/unidoc/unipdf.git
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e85616cec2
* Prepared skeleton and basic component implementations for the jbig2 encoding. * Added Bitset. Implemented Bitmap. * Decoder with old Arithmetic Decoder * Partly working arithmetic * Working arithmetic decoder. * MMR patched. * rebuild to apache. * Working generic * Decoded full document * Decoded AnnexH document * Minor issues fixed. * Update README.md * Fixed generic region errors. Added benchmark. Added bitmap unpadder. Added Bitmap toImage method. * Fixed endofpage error * Added integration test. * Decoded all test files without errors. Implemented JBIG2Global. * Merged with v3 version * Fixed the EOF in the globals issue * Fixed the JBIG2 ChocolateData Decode * JBIG2 Added license information * Minor fix in jbig2 encoding. * Applied the logging convention * Cleaned unnecessary imports * Go modules clear unused imports * checked out the README.md * Moved trace to Debug. Fixed the build integrate tag in the document_decode_test.go * Applied UniPDF Developer Guide. Fixed lint issues. * Cleared documentation, fixed style issues. * Added jbig2 doc.go files. Applied unipdf guide style. * Minor code style changes. * Minor naming and style issues fixes. * Minor naming changes. Style issues fixed. * Review r11 fixes. * Integrate jbig2 tests with build system * Added jbig2 integration test golden files. * Minor jbig2 integration test fix * Removed jbig2 integration image assertions * Fixed jbig2 rowstride issue. Implemented jbig2 bit writer * Changed golden files logic. Fixes r13 issues.
44 lines
1.1 KiB
Go
44 lines
1.1 KiB
Go
/*
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* This file is subject to the terms and conditions defined in
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* file 'LICENSE.md', which is part of this source code package.
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*/
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package segments
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/unidoc/unipdf/v3/internal/jbig2/bitmap"
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"github.com/unidoc/unipdf/v3/internal/jbig2/reader"
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)
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// TestPageInformationSegment tests the jbig2 page information segment.
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func TestPageInformationSegment(t *testing.T) {
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t.Run("2nd", func(t *testing.T) {
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data := []byte{
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// Header
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0x00, 0x00, 0x00, 0x01, 0x30, 0x00, 0x01, 0x00, 0x00, 0x00, 0x13,
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// Data part
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0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x38, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,
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}
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r := reader.New(data)
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d := &document{}
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h, err := NewHeader(d, r, 0, OSequential)
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require.NoError(t, err)
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p := &PageInformationSegment{}
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require.NoError(t, p.Init(h, r))
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assert.Equal(t, 64, p.PageBMWidth)
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assert.Equal(t, 56, p.PageBMHeight)
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assert.Equal(t, uint8(0), p.defaultPixelValue)
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assert.Equal(t, bitmap.CombinationOperator(0), p.combinationOperator)
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assert.False(t, p.IsStripe)
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})
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}
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