132 строки
4.7 KiB
C
132 строки
4.7 KiB
C
/******************************************************************************
|
|
* $Id$
|
|
*
|
|
* Project: ASI CEOS Translator
|
|
* Purpose: Functions related to CeosSARVolume_t.
|
|
* Author: Paul Lahaie, pjlahaie@atlsci.com
|
|
*
|
|
******************************************************************************
|
|
* Copyright (c) 2000, Atlantis Scientific Inc
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included
|
|
* in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
|
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
****************************************************************************/
|
|
|
|
#include "ceos.h"
|
|
|
|
extern Link_t *RecipeFunctions;
|
|
|
|
void InitCeosSARVolume(CeosSARVolume_t *volume, int32 file_name_convention)
|
|
{
|
|
volume->Flavor = volume->Sensor = volume->ProductType = 0;
|
|
|
|
volume->FileNamingConvention = file_name_convention;
|
|
|
|
volume->VolumeDirectoryFile = volume->SARLeaderFile =
|
|
volume->SARTrailerFile = volume->NullVolumeDirectoryFile =
|
|
volume->ImageDesc.ImageDescValid = FALSE;
|
|
|
|
volume->RecordList = NULL;
|
|
}
|
|
|
|
void CalcCeosSARImageFilePosition(CeosSARVolume_t *volume, int channel,
|
|
int line, int *record, int *file_offset)
|
|
{
|
|
struct CeosSARImageDesc *ImageDesc;
|
|
int TotalRecords = 0, TotalBytes = 0;
|
|
|
|
if (record)
|
|
*record = 0;
|
|
if (file_offset)
|
|
*file_offset = 0;
|
|
|
|
if (volume)
|
|
{
|
|
if (volume->ImageDesc.ImageDescValid)
|
|
{
|
|
ImageDesc = &(volume->ImageDesc);
|
|
|
|
switch (ImageDesc->ChannelInterleaving)
|
|
{
|
|
case CEOS_IL_PIXEL:
|
|
TotalRecords = (line - 1) * ImageDesc->RecordsPerLine;
|
|
TotalBytes = (TotalRecords) * (ImageDesc->BytesPerRecord);
|
|
break;
|
|
case CEOS_IL_LINE:
|
|
TotalRecords =
|
|
(ImageDesc->NumChannels * (line - 1) + (channel - 1)) *
|
|
ImageDesc->RecordsPerLine;
|
|
TotalBytes = (TotalRecords) * (ImageDesc->BytesPerRecord);
|
|
break;
|
|
case CEOS_IL_BAND:
|
|
TotalRecords = (((channel - 1) * ImageDesc->Lines) *
|
|
ImageDesc->RecordsPerLine) +
|
|
(line - 1) * ImageDesc->RecordsPerLine;
|
|
TotalBytes = (TotalRecords) * (ImageDesc->BytesPerRecord);
|
|
break;
|
|
}
|
|
if (file_offset)
|
|
*file_offset = ImageDesc->FileDescriptorLength + TotalBytes;
|
|
if (record)
|
|
*record = TotalRecords + 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
int32 GetCeosSARImageData(CPL_UNUSED CeosSARVolume_t *volume,
|
|
CPL_UNUSED CeosRecord_t *processed_data_record,
|
|
CPL_UNUSED int channel, CPL_UNUSED int xoff,
|
|
CPL_UNUSED int xsize, CPL_UNUSED int bufsize,
|
|
CPL_UNUSED uchar *buffer)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
void DetermineCeosSARPixelOrder(CPL_UNUSED CeosSARVolume_t *volume,
|
|
CPL_UNUSED CeosRecord_t *record)
|
|
{
|
|
}
|
|
|
|
void GetCeosSAREmbeddedInfo(CPL_UNUSED CeosSARVolume_t *volume,
|
|
CPL_UNUSED CeosRecord_t *processed_data_record,
|
|
CPL_UNUSED CeosSAREmbeddedInfo_t *info)
|
|
{
|
|
}
|
|
|
|
void DeleteCeosSARVolume(CeosSARVolume_t *volume)
|
|
{
|
|
Link_t *Links;
|
|
|
|
if (volume)
|
|
{
|
|
if (volume->RecordList)
|
|
{
|
|
for (Links = volume->RecordList; Links != NULL; Links = Links->next)
|
|
{
|
|
if (Links->object)
|
|
{
|
|
DeleteCeosRecord(Links->object);
|
|
Links->object = NULL;
|
|
}
|
|
}
|
|
DestroyList(volume->RecordList);
|
|
}
|
|
HFree(volume);
|
|
}
|
|
}
|