15885686134

Committed 25 Jun 2025 07:44PM UTC coverage: 71.084%. Remained the same

Build # 15885686134

Build Type

push

github

Committed by

rouault

Commit Message

gdal_priv.h: fix C++11 compatibility

Run Details

573814 of 807237 relevant lines covered (71.08%)

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82.28

/frmts/raw/gscdataset.cpp

1	/******************************************************************************
2	*
3	* Project: GSC Geogrid format driver.
4	* Purpose: Implements support for reading and writing GSC Geogrid format.
5	* Author: Frank Warmerdam <warmerdam@pobox.com>
6	*
7	******************************************************************************
8	* Copyright (c) 2002, Frank Warmerdam <warmerdam@pobox.com>
9	* Copyright (c) 2009-2011, Even Rouault <even dot rouault at spatialys.com>
10	*
11	* SPDX-License-Identifier: MIT
12	****************************************************************************/
13
14	#include "cpl_string.h"
15	#include "gdal_frmts.h"
16	#include "rawdataset.h"
17
18	#include <algorithm>
19
20	/************************************************************************/
21	/* ==================================================================== */
22	/* GSCDataset */
23	/* ==================================================================== */
24	/************************************************************************/
25
26	class GSCDataset final : public RawDataset
27	{
28	VSILFILE *fpImage = nullptr; // image data file.
29
30	GDALGeoTransform m_gt{};
31
32	CPL_DISALLOW_COPY_ASSIGN(GSCDataset)
33
34	CPLErr Close() override;
35
36	public:
37	GSCDataset() = default;	2✔
38	~GSCDataset();
39
40	CPLErr GetGeoTransform(GDALGeoTransform &gt) const override;
41
42	static GDALDataset Open(GDALOpenInfo );
43	};
44
45	/************************************************************************/
46	/* ~GSCDataset() */
47	/************************************************************************/
48
49	GSCDataset::~GSCDataset()	4✔
50
51	{
52	GSCDataset::Close();	2✔
53	}	4✔
54
55	/************************************************************************/
56	/* Close() */
57	/************************************************************************/
58
59	CPLErr GSCDataset::Close()	4✔
60	{
61	CPLErr eErr = CE_None;	4✔
62	if (nOpenFlags != OPEN_FLAGS_CLOSED)	4✔
63	{
64	if (GSCDataset::FlushCache(true) != CE_None)	2✔
65	eErr = CE_Failure;	×
66
67	if (fpImage)	2✔
68	{
69	if (VSIFCloseL(fpImage) != 0)	2✔
70	{
71	CPLError(CE_Failure, CPLE_FileIO, "I/O error");	×
72	eErr = CE_Failure;	×
73	}
74	}
75
76	if (GDALPamDataset::Close() != CE_None)	2✔
77	eErr = CE_Failure;	×
78	}
79	return eErr;	4✔
80	}
81
82	/************************************************************************/
83	/* GetGeoTransform() */
84	/************************************************************************/
85
86	CPLErr GSCDataset::GetGeoTransform(GDALGeoTransform &gt) const	×
87
88	{
89	gt = m_gt;	×
90
91	return CE_None;	×
92	}
93
94	/************************************************************************/
95	/* Open() */
96	/************************************************************************/
97
98	GDALDataset GSCDataset::Open(GDALOpenInfo poOpenInfo)	33,277✔
99
100	{
101
102	/* -------------------------------------------------------------------- */
103	/* Does this plausible look like a GSC Geogrid file? */
104	/* -------------------------------------------------------------------- */
105	if (poOpenInfo->nHeaderBytes < 20)	33,277✔
106	return nullptr;	29,955✔
107
108	if (poOpenInfo->pabyHeader[12] != 0x02 \|\|	3,322✔
109	poOpenInfo->pabyHeader[13] != 0x00 \|\|	19✔
110	poOpenInfo->pabyHeader[14] != 0x00 \|\|	2✔
111	poOpenInfo->pabyHeader[15] != 0x00)	2✔
112	return nullptr;	3,320✔
113
114	int nRecordLen =	2✔
115	CPL_LSBWORD32(reinterpret_cast<GInt32 *>(poOpenInfo->pabyHeader)[0]);	2✔
116	const int nPixels =	2✔
117	CPL_LSBWORD32(reinterpret_cast<GInt32 *>(poOpenInfo->pabyHeader)[1]);	2✔
118	const int nLines =	2✔
119	CPL_LSBWORD32(reinterpret_cast<GInt32 *>(poOpenInfo->pabyHeader)[2]);	2✔
120
121	if (nPixels < 1 \|\| nLines < 1 \|\| nPixels > 100000 \|\| nLines > 100000)	2✔
122	return nullptr;	×
123
124	if (nRecordLen != nPixels * 4)	2✔
125	return nullptr;	×
126
127	/* -------------------------------------------------------------------- */
128	/* Confirm the requested access is supported. */
129	/* -------------------------------------------------------------------- */
130	if (poOpenInfo->eAccess == GA_Update)	2✔
131	{
132	ReportUpdateNotSupportedByDriver("GSC");	×
133	return nullptr;	×
134	}
135
136	nRecordLen += 8; // For record length markers.	2✔
137
138	/* -------------------------------------------------------------------- */
139	/* Create a corresponding GDALDataset. */
140	/* -------------------------------------------------------------------- */
141	auto poDS = std::make_unique<GSCDataset>();	4✔
142
143	poDS->nRasterXSize = nPixels;	2✔
144	poDS->nRasterYSize = nLines;	2✔
145	std::swap(poDS->fpImage, poOpenInfo->fpL);	2✔
146
147	/* -------------------------------------------------------------------- */
148	/* Read the header information in the second record. */
149	/* -------------------------------------------------------------------- */
150	float afHeaderInfo[8] = {0.0};	2✔
151
152	if (VSIFSeekL(poDS->fpImage, nRecordLen + 12, SEEK_SET) != 0 \|\|	4✔
153	VSIFReadL(afHeaderInfo, sizeof(float), 8, poDS->fpImage) != 8)	2✔
154	{
155	CPLError(	×
156	CE_Failure, CPLE_FileIO,
157	"Failure reading second record of GSC file with %d record length.",
158	nRecordLen);
159	return nullptr;	×
160	}
161
162	for (int i = 0; i < 8; i++)	18✔
163	{
164	CPL_LSBPTR32(afHeaderInfo + i);	16✔
165	}
166
167	poDS->m_gt[0] = afHeaderInfo[2];	2✔
168	poDS->m_gt[1] = afHeaderInfo[0];	2✔
169	poDS->m_gt[2] = 0.0;	2✔
170	poDS->m_gt[3] = afHeaderInfo[5];	2✔
171	poDS->m_gt[4] = 0.0;	2✔
172	poDS->m_gt[5] = -afHeaderInfo[1];	2✔
173
174	/* -------------------------------------------------------------------- */
175	/* Create band information objects. */
176	/* -------------------------------------------------------------------- */
177	auto poBand = RawRasterBand::Create(
178	poDS.get(), 1, poDS->fpImage, nRecordLen * 2 + 4, sizeof(float),	4✔
179	nRecordLen, GDT_Float32, RawRasterBand::ByteOrder::ORDER_LITTLE_ENDIAN,
180	RawRasterBand::OwnFP::NO);	4✔
181	if (!poBand)	2✔
182	return nullptr;	×
183	poBand->SetNoDataValue(-1.0000000150474662199e+30);	2✔
184	poDS->SetBand(1, std::move(poBand));	2✔
185
186	/* -------------------------------------------------------------------- */
187	/* Initialize any PAM information. */
188	/* -------------------------------------------------------------------- */
189	poDS->SetDescription(poOpenInfo->pszFilename);	2✔
190	poDS->TryLoadXML();	2✔
191
192	/* -------------------------------------------------------------------- */
193	/* Check for overviews. */
194	/* -------------------------------------------------------------------- */
195	poDS->oOvManager.Initialize(poDS.get(), poOpenInfo->pszFilename);	2✔
196
197	return poDS.release();	2✔
198	}
199
200	/************************************************************************/
201	/* GDALRegister_GSC() */
202	/************************************************************************/
203
204	void GDALRegister_GSC()	1,911✔
205
206	{
207	if (GDALGetDriverByName("GSC") != nullptr)	1,911✔
208	return;	282✔
209
210	GDALDriver *poDriver = new GDALDriver();	1,629✔
211
212	poDriver->SetDescription("GSC");	1,629✔
213	poDriver->SetMetadataItem(GDAL_DCAP_RASTER, "YES");	1,629✔
214	poDriver->SetMetadataItem(GDAL_DMD_LONGNAME, "GSC Geogrid");	1,629✔
215	poDriver->SetMetadataItem(GDAL_DMD_HELPTOPIC, "drivers/raster/gsc.html");	1,629✔
216	poDriver->SetMetadataItem(GDAL_DCAP_VIRTUALIO, "YES");	1,629✔
217
218	poDriver->pfnOpen = GSCDataset::Open;	1,629✔
219
220	GetGDALDriverManager()->RegisterDriver(poDriver);	1,629✔
221	}

OSGeo / gdal / 15885686134

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