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cleanups

This commit is contained in:
John Cupitt 2010-01-14 11:54:11 +00:00
parent 34a9b50d33
commit 7ede826a54
1 changed files with 11 additions and 14 deletions
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25
libvips/format/im_tiff2vips.c
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@ -102,7 +102,7 @@
* 17/4/08 * 17/4/08
* - allow CMYKA (thanks Doron) * - allow CMYKA (thanks Doron)
* 17/7/08 * 17/7/08
* - convert YCbCr to RGB on read * - convert YCbCr to RGB on read (thanks Ole)
* 15/8/08 * 15/8/08
* - reorganise for image format system * - reorganise for image format system
* 20/12/08 * 20/12/08
@ -110,7 +110,7 @@
* VM wastefully * VM wastefully
* 13/1/09 * 13/1/09
* - read strip-wise, not scanline-wise ... works with more compression / * - read strip-wise, not scanline-wise ... works with more compression /
* subsampling schemes (esp. subsamples YCbCr), and it's a bit quicker * subsampling schemes (esp. subsampled YCbCr), and it's a bit quicker
*/ */
/* /*
@ -1244,8 +1244,8 @@ read_tilewise( ReadTiff *rtiff, IMAGE *out )
return( 0 ); return( 0 );
} }
/* Stripwise reading - not all codecs work well with scanline reading, /* Stripwise reading - we assume strips are written top-to-bottom. Not sure if
* sometimes we have to read in whole strips. * this is always correct.
*/ */
static int static int
read_stripwise( ReadTiff *rtiff, IMAGE *out ) read_stripwise( ReadTiff *rtiff, IMAGE *out )
@ -1285,18 +1285,15 @@ read_stripwise( ReadTiff *rtiff, IMAGE *out )
im_setupout( out ) ) im_setupout( out ) )
return( -1 ); return( -1 );
/* Make VIPS output buffer. /* Make buffers.
*/ */
if( !(vbuf = IM_ARRAY( out, IM_IMAGE_SIZEOF_LINE( out ), PEL )) ) if( !(vbuf = IM_ARRAY( out, IM_IMAGE_SIZEOF_LINE( out ), PEL )) ||
!(tbuf = im_malloc( out, strip_size )) )
return( -1 ); return( -1 );
/* Make TIFF input buffer. for( strip = 0, y = 0;
*/ strip < number_of_strips;
if( !(tbuf = im_malloc( out, strip_size )) ) strip += 1, y += rows_per_strip ) {
return( -1 );
for( strip = 0, y = 0; strip < number_of_strips;
strip++, y += rows_per_strip ) {
length = TIFFReadEncodedStrip( rtiff->tiff, length = TIFFReadEncodedStrip( rtiff->tiff,
strip, tbuf, (tsize_t) -1 ); strip, tbuf, (tsize_t) -1 );
if( length == -1 ) { if( length == -1 ) {
@ -1306,7 +1303,7 @@ read_stripwise( ReadTiff *rtiff, IMAGE *out )
for( p = tbuf, i = 0; for( p = tbuf, i = 0;
i < rows_per_strip && i + y < out->Ysize; i < rows_per_strip && i + y < out->Ysize;
i++, p += scanline_size ) { i += 1, p += scanline_size ) {
/* Process and save as VIPS. /* Process and save as VIPS.
*/ */
rtiff->sfn( vbuf, p, out->Xsize, rtiff->client ); rtiff->sfn( vbuf, p, out->Xsize, rtiff->client );