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authorsandman <sandman>2002-12-11 18:35:16 (UTC)
committer sandman <sandman>2002-12-11 18:35:16 (UTC)
commit8ca42b97de03ac84da04b9be84f9bbb8eb17b52d (patch) (unidiff)
tree07e9ed49638eadda2dc475aa965562d199932826
parentb8db7cfea977d20f2d491b0a208a237efb15019a (diff)
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valgrind complained and here are some off-by-1 fixes
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--noncore/multimedia/opieplayer2/xinevideowidget.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/noncore/multimedia/opieplayer2/xinevideowidget.cpp b/noncore/multimedia/opieplayer2/xinevideowidget.cpp
index 791818e..0833784 100644
--- a/noncore/multimedia/opieplayer2/xinevideowidget.cpp
+++ b/noncore/multimedia/opieplayer2/xinevideowidget.cpp
@@ -48,15 +48,16 @@
48// 0 deg rot: copy a line from src to dst (use libc memcpy) 48// 0 deg rot: copy a line from src to dst (use libc memcpy)
49 49
50// 180 deg rot: copy a line from src to dst reversed 50// 180 deg rot: copy a line from src to dst reversed
51 51
52static inline void memcpy_rev ( void *dst, void *src, size_t len ) 52static inline void memcpy_rev ( void *dst, void *src, size_t len )
53{ 53{
54 ((char *) src ) += len;
55
56 len >>= 1; 54 len >>= 1;
55
56 ((char *) src ) += ( len << 1 );
57
57 while ( len-- ) 58 while ( len-- )
58 *((short int *) dst )++ = *--((short int *) src ); 59 *((short int *) dst )++ = *--((short int *) src );
59} 60}
60 61
61// 90 deg rot: copy a column from src to dst 62// 90 deg rot: copy a column from src to dst
62 63
@@ -189,13 +190,13 @@ void XineVideoWidget::paintEvent ( QPaintEvent * )
189 memset ( dst, 0, leftfill ); // "left" border -> black 190 memset ( dst, 0, leftfill ); // "left" border -> black
190 191
191 if ( framefill ) { // blit in the video frame 192 if ( framefill ) { // blit in the video frame
192 // see above for an explanation of the different memcpys 193 // see above for an explanation of the different memcpys
193 194
194 switch ( rot ) { 195 switch ( rot ) {
195 case 0: memcpy ( dst + leftfill, src, framefill ); break; 196 case 0: memcpy ( dst + leftfill, src, framefill & ~1 ); break;
196 case 1: memcpy_step ( dst + leftfill, src, framefill, m_bytes_per_line_frame ); break; 197 case 1: memcpy_step ( dst + leftfill, src, framefill, m_bytes_per_line_frame ); break;
197 case 2: memcpy_rev ( dst + leftfill, src, framefill ); break; 198 case 2: memcpy_rev ( dst + leftfill, src, framefill ); break;
198 case 3: memcpy_step_rev ( dst + leftfill, src, framefill, m_bytes_per_line_frame ); break; 199 case 3: memcpy_step_rev ( dst + leftfill, src, framefill, m_bytes_per_line_frame ); break;
199 default: break; 200 default: break;
200 } 201 }
201 } 202 }