sergiotarxz/libvips
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fix lines param to csvload

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we had lines and skip mixed up
This commit is contained in:
John Cupitt 2020-02-21 18:22:39 +00:00
parent fe47ce12e9
commit bab3486aca
2 changed files with 15 additions and 17 deletions
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2
ChangeLog
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@ -5,7 +5,7 @@
- allow \ as an escape character in vips_break_token() [akemrir]
- tiffsave has a "depth" param to set max pyr depth
- libtiff LOGLUV images load and save as libvips XYZ
- add gifload_source
- add gifload_source, csvload_source, csvsave_target
- revise vipsthumbnail flags
- add VIPS_LEAK env var
- add vips_pipe_read_limit_set(), --vips-pipe-read-limit,

30
libvips/foreign/csvload.c
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@ -330,7 +330,6 @@ vips_foreign_load_csv_header( VipsForeignLoad *load )
int ch;
int width;
int height;
const char *line;
/* Rewind.
*/
@ -340,7 +339,7 @@ vips_foreign_load_csv_header( VipsForeignLoad *load )
/* Skip the first few lines.
*/
for( i = 0; i < csv->lines; i++ )
for( i = 0; i < csv->skip; i++ )
if( !vips_sbuf_get_line( csv->sbuf ) ) {
vips_error( class->nickname,
"%s", _( "unexpected end of file" ) );
@ -349,22 +348,24 @@ vips_foreign_load_csv_header( VipsForeignLoad *load )
/* Parse the first line to get the number of columns.
*/
csv->colno = 0;
csv->lineno = csv->lines;
csv->colno = 1;
csv->lineno = csv->skip;
do {
ch = vips_foreign_load_csv_read_double( csv, &value );
} while( ch != '\n' &&
ch != EOF );
width = csv->colno + 1;
width = csv->colno;
if( !(csv->linebuf = VIPS_ARRAY( NULL, width, double )) )
return( -1 );
/* And fetch lines to EOF to get height.
/* If @lines is -1, we must scan the whole file to get the height.
*/
height = 0;
while( (line = vips_sbuf_get_line( csv->sbuf )) )
height += 1;
if( csv->lines == -1 )
for( height = 0; vips_sbuf_get_line( csv->sbuf ); height++ )
;
else
height = csv->lines;
vips_image_pipelinev( load->out, VIPS_DEMAND_STYLE_THINSTRIP, NULL );
vips_image_init_fields( load->out,
@ -396,7 +397,7 @@ vips_foreign_load_csv_load( VipsForeignLoad *load )
/* Skip the first few lines.
*/
for( i = 0; i < csv->lines; i++ )
for( i = 0; i < csv->skip; i++ )
if( !vips_sbuf_get_line( csv->sbuf ) ) {
vips_error( class->nickname,
"%s", _( "unexpected end of file" ) );
@ -409,9 +410,9 @@ vips_foreign_load_csv_load( VipsForeignLoad *load )
VIPS_FORMAT_DOUBLE,
VIPS_CODING_NONE, VIPS_INTERPRETATION_B_W, 1.0, 1.0 );
csv->lineno = csv->lines;
csv->lineno = csv->skip;
for( y = 0; y < load->real->Ysize; y++ ) {
csv->colno = 0;
csv->colno = 1;
for( x = 0; x < load->real->Xsize; x++ ) {
double value;
@ -500,6 +501,7 @@ vips_foreign_load_csv_class_init( VipsForeignLoadCsvClass *class )
static void
vips_foreign_load_csv_init( VipsForeignLoadCsv *csv )
{
csv->lines = -1;
csv->whitespace = g_strdup( " " );
csv->separator = g_strdup( ";,\t" );
}
@ -659,10 +661,6 @@ vips_foreign_load_csv_source_init( VipsForeignLoadCsvSource *source )
* You can use a backslash (\) within the quotes to escape special characters,
* such as quote marks.
*
* The reader is deliberately rather fussy: it will fail if there are any
* short lines, or if the file is too short. It will ignore lines that are
* too long.
*
* @skip sets the number of lines to skip at the start of the file.
* Default zero.
*