diff options
Diffstat (limited to 'third_party/libtiff/tif_jpeg.c')
| -rw-r--r-- | third_party/libtiff/tif_jpeg.c | 33 |
1 files changed, 16 insertions, 17 deletions
diff --git a/third_party/libtiff/tif_jpeg.c b/third_party/libtiff/tif_jpeg.c index 6659909299..abd0b0aa2f 100644 --- a/third_party/libtiff/tif_jpeg.c +++ b/third_party/libtiff/tif_jpeg.c @@ -1,4 +1,4 @@ -/* $Id: tif_jpeg.c,v 1.119 2015-08-15 20:13:07 bfriesen Exp $ */ +/* $Id: tif_jpeg.c,v 1.123 2016-01-23 21:20:34 erouault Exp $ */ /* * Copyright (c) 1994-1997 Sam Leffler @@ -58,7 +58,7 @@ int TIFFReInitJPEG_12( TIFF *tif, int scheme, int is_encode ); Libjpeg's jmorecfg.h defines INT16 and INT32, but only if XMD_H is not defined. Unfortunately, the MinGW and Borland compilers include a typedef for INT32, which causes a conflict. MSVC does not include - a conficting typedef given the headers which are included. + a conflicting typedef given the headers which are included. */ #if defined(__BORLANDC__) || defined(__MINGW32__) # define XMD_H 1 @@ -945,7 +945,7 @@ JPEGFixupTagsSubsamplingSkip(struct JPEGFixupTagsSubsamplingData* data, uint16 s else { uint16 m; - m=skiplength-data->bufferbytesleft; + m=(uint16)(skiplength-data->bufferbytesleft); if (m<=data->filebytesleft) { data->bufferbytesleft=0; @@ -1291,7 +1291,7 @@ JPEGDecode(TIFF* tif, uint8* buf, tmsize_t cc, uint16 s) if( line_work_buf != NULL ) { /* - * In the MK1 case, we aways read into a 16bit + * In the MK1 case, we always read into a 16bit * buffer, and then pack down to 12bit or 8bit. * In 6B case we only read into 16 bit buffer * for 12bit data, which we need to repack. @@ -1311,10 +1311,10 @@ JPEGDecode(TIFF* tif, uint8* buf, tmsize_t cc, uint16 s) ((unsigned char *) buf) + iPair * 3; JSAMPLE *in_ptr = line_work_buf + iPair * 2; - out_ptr[0] = (in_ptr[0] & 0xff0) >> 4; - out_ptr[1] = ((in_ptr[0] & 0xf) << 4) - | ((in_ptr[1] & 0xf00) >> 8); - out_ptr[2] = ((in_ptr[1] & 0xff) >> 0); + out_ptr[0] = (unsigned char)((in_ptr[0] & 0xff0) >> 4); + out_ptr[1] = (unsigned char)(((in_ptr[0] & 0xf) << 4) + | ((in_ptr[1] & 0xf00) >> 8)); + out_ptr[2] = (unsigned char)(((in_ptr[1] & 0xff) >> 0)); } } else if( sp->cinfo.d.data_precision == 8 ) @@ -1375,7 +1375,7 @@ JPEGDecodeRaw(TIFF* tif, uint8* buf, tmsize_t cc, uint16 s) (void) s; /* data is expected to be read in multiples of a scanline */ - if ( (nrows = sp->cinfo.d.image_height) ) { + if ( (nrows = sp->cinfo.d.image_height) != 0 ) { /* Cb,Cr both have sampling factors 1, so this is correct */ JDIMENSION clumps_per_line = sp->cinfo.d.comp_info[1].downsampled_width; @@ -1475,10 +1475,10 @@ JPEGDecodeRaw(TIFF* tif, uint8* buf, tmsize_t cc, uint16 s) { unsigned char *out_ptr = ((unsigned char *) buf) + iPair * 3; JSAMPLE *in_ptr = (JSAMPLE *) (tmpbuf + iPair * 2); - out_ptr[0] = (in_ptr[0] & 0xff0) >> 4; - out_ptr[1] = ((in_ptr[0] & 0xf) << 4) - | ((in_ptr[1] & 0xf00) >> 8); - out_ptr[2] = ((in_ptr[1] & 0xff) >> 0); + out_ptr[0] = (unsigned char)((in_ptr[0] & 0xff0) >> 4); + out_ptr[1] = (unsigned char)(((in_ptr[0] & 0xf) << 4) + | ((in_ptr[1] & 0xf00) >> 8)); + out_ptr[2] = (unsigned char)(((in_ptr[1] & 0xff) >> 0)); } } } @@ -1901,7 +1901,7 @@ JPEGEncode(TIFF* tif, uint8* buf, tmsize_t cc, uint16 s) if( sp->cinfo.c.data_precision == 12 ) { - line16_count = (sp->bytesperline * 2) / 3; + line16_count = (int)((sp->bytesperline * 2) / 3); line16 = (short *) _TIFFmalloc(sizeof(short) * line16_count); if (!line16) { @@ -2146,8 +2146,7 @@ JPEGVSetField(TIFF* tif, uint32 tag, va_list ap) /* XXX */ return (0); } - _TIFFsetByteArray(&sp->jpegtables, va_arg(ap, void*), - (long) v32); + _TIFFsetByteArray(&sp->jpegtables, va_arg(ap, void*), v32); sp->jpegtables_length = v32; TIFFSetFieldBit(tif, FIELD_JPEGTABLES); break; @@ -2176,7 +2175,7 @@ JPEGVSetField(TIFF* tif, uint32 tag, va_list ap) return (*sp->vsetparent)(tif, tag, ap); } - if ((fip = TIFFFieldWithTag(tif, tag))) { + if ((fip = TIFFFieldWithTag(tif, tag)) != NULL) { TIFFSetFieldBit(tif, fip->field_bit); } else { return (0); |