/**
* Load entire image into memory using fileaccess load method.
* Faster than open+read+close.
*/
static image_t *
fa_imageloader2(const char *url, const char **vpaths,
char *errbuf, size_t errlen, int *cache_control,
cancellable_t *c)
{
buf_t *buf;
buf = fa_load(url,
FA_LOAD_VPATHS(vpaths),
FA_LOAD_ERRBUF(errbuf, errlen),
FA_LOAD_CACHE_CONTROL(cache_control),
FA_LOAD_CANCELLABLE(c),
FA_LOAD_FLAGS(FA_CONTENT_ON_ERROR),
NULL);
if(buf == NULL || buf == NOT_MODIFIED)
return (image_t *)buf;
image_t *img = fa_imageloader_buf(buf, errbuf, errlen);
buf_release(buf);
return img;
}
/**
* Load entire image into memory using fileaccess load method.
* Faster than open+read+close.
*/
static pixmap_t *
fa_imageloader2(const char *url, const char **vpaths,
char *errbuf, size_t errlen, int *cache_control,
cancellable_t *c)
{
buf_t *buf;
jpeg_meminfo_t mi;
pixmap_type_t fmt;
int width = -1, height = -1, orientation = 0;
buf = fa_load(url,
FA_LOAD_VPATHS(vpaths),
FA_LOAD_ERRBUF(errbuf, errlen),
FA_LOAD_CACHE_CONTROL(cache_control),
FA_LOAD_CANCELLABLE(c),
NULL);
if(buf == NULL || buf == NOT_MODIFIED)
return (pixmap_t *)buf;
const uint8_t *p = buf_c8(buf);
mi.data = p;
mi.size = buf->b_size;
if(buf->b_size < 16)
goto bad;
/* Probe format */
if((p[6] == 'J' && p[7] == 'F' && p[8] == 'I' && p[9] == 'F') ||
(p[6] == 'E' && p[7] == 'x' && p[8] == 'i' && p[9] == 'f')) {
jpeginfo_t ji;
if(jpeg_info(&ji, jpeginfo_mem_reader, &mi,
JPEG_INFO_DIMENSIONS | JPEG_INFO_ORIENTATION,
p, buf->b_size, errbuf, errlen)) {
buf_release(buf);
return NULL;
}
fmt = PIXMAP_JPEG;
width = ji.ji_width;
height = ji.ji_height;
orientation = ji.ji_orientation;
jpeg_info_clear(&ji);
} else if(!memcmp(pngsig, p, 8)) {
fmt = PIXMAP_PNG;
} else if(!memcmp(gif87sig, p, sizeof(gif87sig)) ||
!memcmp(gif89sig, p, sizeof(gif89sig))) {
fmt = PIXMAP_GIF;
} else if(!memcmp(svgsig1, p, sizeof(svgsig1)) ||
!memcmp(svgsig2, p, sizeof(svgsig2))) {
fmt = PIXMAP_SVG;
} else {
bad:
snprintf(errbuf, errlen, "Unknown format");
buf_release(buf);
return NULL;
}
pixmap_t *pm = pixmap_alloc_coded(p, buf->b_size, fmt);
if(pm != NULL) {
pm->pm_width = width;
pm->pm_height = height;
pm->pm_orientation = orientation;
} else {
snprintf(errbuf, errlen, "Out of memory");
}
buf_release(buf);
return pm;
}
