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Cache out of view thumbnails in the background

This commit is contained in:
Bert Münnich 2015-01-04 21:19:26 +01:00
parent 9b9294bae6
commit 47af0dd7b5
5 changed files with 45 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
commands.c
View File

@ -126,7 +126,7 @@ bool cg_reload_image(arg_t a)
load_image(fileidx);
} else {
win_set_cursor(&win, CURSOR_WATCH);
if (!tns_load(&tns, fileidx, true)) {
if (!tns_load(&tns, fileidx, true, false)) {
remove_file(fileidx, false);
tns.dirty = true;
}

24
main.c
View File

@ -385,7 +385,10 @@ void update_info(void)
r->p = r->buf;
if (mode == MODE_THUMB) {
if (tns.loadnext < tns.end) {
bar_put(l, "Loading... %0*d", fw, MAX(tns.loadnext, 1));
bar_put(l, "Loading... %0*d", fw, tns.loadnext + 1);
ow_info = false;
} else if (tns.initnext < filecnt) {
bar_put(l, "Caching... %0*d", fw, tns.initnext + 1);
ow_info = false;
} else {
ow_info = true;
@ -453,7 +456,7 @@ void reset_cursor(void)
}
}
} else {
if (tns.loadnext < tns.end)
if (tns.loadnext < tns.end || tns.initnext < filecnt)
cursor = CURSOR_WATCH;
else
cursor = CURSOR_ARROW;
@ -694,26 +697,29 @@ void run(void)
int xfd;
fd_set fds;
struct timeval timeout;
bool discard, load_thumb, to_set;
bool discard, init_thumb, load_thumb, to_set;
XEvent ev, nextev;
while (true) {
to_set = check_timeouts(&timeout);
init_thumb = mode == MODE_THUMB && tns.initnext < filecnt;
load_thumb = mode == MODE_THUMB && tns.loadnext < tns.end;
if ((load_thumb || to_set || info.fd != -1) &&
if ((init_thumb || load_thumb || to_set || info.fd != -1) &&
XPending(win.env.dpy) == 0)
{
if (load_thumb) {
set_timeout(redraw, TO_REDRAW_THUMBS, false);
if (!tns_load(&tns, tns.loadnext, false)) {
if (!tns_load(&tns, tns.loadnext, false, false)) {
remove_file(tns.loadnext, false);
tns.dirty = true;
}
while (tns.loadnext < tns.end && tns.thumbs[tns.loadnext].im != NULL)
tns.loadnext++;
if (tns.loadnext >= tns.end)
redraw();
} else if (init_thumb) {
set_timeout(redraw, TO_REDRAW_THUMBS, false);
if (!tns_load(&tns, tns.initnext, false, true))
remove_file(tns.initnext, false);
} else {
xfd = ConnectionNumber(win.env.dpy);
FD_ZERO(&fds);
@ -899,8 +905,8 @@ int main(int argc, char **argv)
if (options->thumb_mode) {
mode = MODE_THUMB;
tns_init(&tns, files, &filecnt, &fileidx, &win);
while (!tns_load(&tns, 0, false))
remove_file(0, false);
while (!tns_load(&tns, fileidx, false, false))
remove_file(fileidx, false);
} else {
mode = MODE_IMAGE;
tns.thumbs = NULL;

24
thumbs.c
View File

@ -152,7 +152,7 @@ void tns_clean_cache(tns_t *tns)
}
void tns_init(tns_t *tns, const fileinfo_t *files, const int *cnt, int *sel,
void tns_init(tns_t *tns, fileinfo_t *files, const int *cnt, int *sel,
win_t *win)
{
int len;
@ -169,7 +169,8 @@ void tns_init(tns_t *tns, const fileinfo_t *files, const int *cnt, int *sel,
}
tns->files = files;
tns->cnt = cnt;
tns->loadnext = tns->first = tns->end = tns->r_first = tns->r_end = 0;
tns->initnext = tns->loadnext = 0;
tns->first = tns->end = tns->r_first = tns->r_end = 0;
tns->sel = sel;
tns->win = win;
tns->dirty = false;
@ -237,7 +238,7 @@ Imlib_Image tns_scale_down(Imlib_Image im, int dim)
return im;
}
bool tns_load(tns_t *tns, int n, bool force)
bool tns_load(tns_t *tns, int n, bool force, bool cache_only)
{
int w, h;
int maxwh = thumb_sizes[ARRLEN(thumb_sizes)-1];
@ -245,8 +246,8 @@ bool tns_load(tns_t *tns, int n, bool force)
char *cfile;
float zw, zh;
thumb_t *t;
fileinfo_t *file;
Imlib_Image im = NULL;
const fileinfo_t *file;
if (tns == NULL || tns->thumbs == NULL)
return false;
@ -261,6 +262,7 @@ bool tns_load(tns_t *tns, int n, bool force)
if (t->im != NULL) {
imlib_context_set_image(t->im);
imlib_free_image();
t->im = NULL;
}
if (!force) {
@ -345,10 +347,10 @@ bool tns_load(tns_t *tns, int n, bool force)
warn("could not open image: %s", file->name);
return false;
}
imlib_context_set_image(im);
if (!cache_hit) {
#if HAVE_LIBEXIF
imlib_context_set_image(im);
exif_auto_orientate(file);
#endif
im = tns_scale_down(im, maxwh);
@ -357,12 +359,22 @@ bool tns_load(tns_t *tns, int n, bool force)
tns_cache_write(im, file->path, true);
}
if (cache_only) {
imlib_free_image_and_decache();
} else {
t->im = tns_scale_down(im, thumb_sizes[tns->zl]);
imlib_context_set_image(t->im);
t->w = imlib_image_get_width();
t->h = imlib_image_get_height();
tns->dirty = true;
}
file->flags |= FF_TN_INIT;
if (n == tns->initnext)
while (++tns->initnext < *tns->cnt && ((++file)->flags & FF_TN_INIT));
if (n == tns->loadnext && !cache_only)
while (++tns->loadnext < tns->end && (++t)->im != NULL);
return true;
}

7
thumbs.h
View File

@ -34,10 +34,11 @@ typedef struct {
} thumb_t;
typedef struct {
const fileinfo_t *files;
fileinfo_t *files;
thumb_t *thumbs;
const int *cnt;
int *sel;
int initnext;
int loadnext;
int first, end;
int r_first, r_end;
@ -56,10 +57,10 @@ typedef struct {
void tns_clean_cache(tns_t*);
void tns_init(tns_t*, const fileinfo_t*, const int*, int*, win_t*);
void tns_init(tns_t*, fileinfo_t*, const int*, int*, win_t*);
void tns_free(tns_t*);
bool tns_load(tns_t*, int, bool);
bool tns_load(tns_t*, int, bool, bool);
void tns_unload(tns_t*, int);
void tns_render(tns_t*);

3
types.h
View File

@ -66,7 +66,8 @@ typedef enum {
typedef enum {
FF_WARN = 1,
FF_MARK = 2
FF_MARK = 2,
FF_TN_INIT = 4
} fileflags_t;
typedef struct {