mirrors
/
netsurf
mirror of https://github.com/netsurf-browser/netsurf
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Fix little-endian hosts 

Remove additional data copy

svn path=/trunk/netsurf/; revision=13046
This commit is contained in:
Chris Young 2011-10-14 17:20:33 +00:00
parent 9bf80e3788
commit 806911dff0
1 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
image/nssprite.c
View File

@ -119,26 +119,26 @@ static bool nssprite_convert(struct content *c)
content_broadcast(c, CONTENT_MSG_ERROR, msg_data); content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
return false; return false;
} }
unsigned char* imagebuf = bitmap_get_buffer(nssprite->bitmap); uint32_t* imagebuf = (uint32_t *)bitmap_get_buffer(nssprite->bitmap);
if (!imagebuf) { if (!imagebuf) {
msg_data.error = messages_get("NoMemory"); msg_data.error = messages_get("NoMemory");
content_broadcast(c, CONTENT_MSG_ERROR, msg_data); content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
return false; return false;
} }
unsigned int row_width = bitmap_get_rowstride(nssprite->bitmap); unsigned int row_width = bitmap_get_rowstride(nssprite->bitmap);
unsigned char *spritebuf = (unsigned char *)sprite->image;
memcpy(imagebuf, sprite->image, row_width * sprite->height); // TODO: avoid copying entire image buffer
/* reverse byte order of each word */ /* reverse byte order of each word */
for (uint32_t y = 0; y < sprite->height; y++) { for (uint32_t y = 0; y < sprite->height; y++) {
for (uint32_t x = 0; x < sprite->width; x++) { for (uint32_t x = 0; x < sprite->width; x++) {
int offset = 4 * (y * sprite->width + x); int offset = 4 * (y * sprite->width + x);
uint32_t rgba = 0;
rgba |= imagebuf[offset] << 24; *imagebuf = (spritebuf[offset] << 24) |
rgba |= imagebuf[offset + 1] << 16; (spritebuf[offset + 1] << 16) |
rgba |= imagebuf[offset + 2] << 8; (spritebuf[offset + 2] << 8) |
rgba |= imagebuf[offset + 3]; (spritebuf[offset + 3]);
imagebuf++;
} }
} }