Adding upstream version 0.5.1
This commit is contained in:
Tatsuya Kinoshita
572
image.c
Normal file
572
image.c
Normal file
@@ -0,0 +1,572 @@
|
||||
/* $Id: image.c,v 1.36 2003/07/07 15:49:03 ukai Exp $ */
|
||||
|
||||
#include "fm.h"
|
||||
#include <sys/types.h>
|
||||
#include <sys/stat.h>
|
||||
#include <signal.h>
|
||||
#include <errno.h>
|
||||
#include <unistd.h>
|
||||
#ifdef HAVE_WAITPID
|
||||
#include <sys/wait.h>
|
||||
#endif
|
||||
|
||||
#ifdef USE_IMAGE
|
||||
|
||||
static int image_index = 0;
|
||||
|
||||
/* display image */
|
||||
|
||||
typedef struct _termialImage {
|
||||
ImageCache *cache;
|
||||
short x;
|
||||
short y;
|
||||
short sx;
|
||||
short sy;
|
||||
short width;
|
||||
short height;
|
||||
} TerminalImage;
|
||||
|
||||
static TerminalImage *terminal_image = NULL;
|
||||
static int n_terminal_image = 0;
|
||||
static int max_terminal_image = 0;
|
||||
static FILE *Imgdisplay_rf = NULL, *Imgdisplay_wf = NULL;
|
||||
static pid_t Imgdisplay_pid = 0;
|
||||
static int openImgdisplay();
|
||||
static void closeImgdisplay();
|
||||
int getCharSize();
|
||||
|
||||
void
|
||||
initImage()
|
||||
{
|
||||
if (activeImage)
|
||||
return;
|
||||
if (getCharSize())
|
||||
activeImage = TRUE;
|
||||
}
|
||||
|
||||
int
|
||||
getCharSize()
|
||||
{
|
||||
FILE *f;
|
||||
Str tmp;
|
||||
int w = 0, h = 0;
|
||||
|
||||
set_environ("W3M_TTY", ttyname_tty());
|
||||
tmp = Strnew();
|
||||
if (!strchr(Imgdisplay, '/'))
|
||||
Strcat_m_charp(tmp, w3m_auxbin_dir(), "/", NULL);
|
||||
Strcat_m_charp(tmp, Imgdisplay, " -test 2>/dev/null", NULL);
|
||||
f = popen(tmp->ptr, "r");
|
||||
if (!f)
|
||||
return FALSE;
|
||||
while (fscanf(f, "%d %d", &w, &h) < 0) {
|
||||
if (feof(f))
|
||||
break;
|
||||
}
|
||||
pclose(f);
|
||||
|
||||
if (!(w > 0 && h > 0))
|
||||
return FALSE;
|
||||
if (!set_pixel_per_char)
|
||||
pixel_per_char = (int)(1.0 * w / COLS + 0.5);
|
||||
if (!set_pixel_per_line)
|
||||
pixel_per_line = (int)(1.0 * h / LINES + 0.5);
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
void
|
||||
termImage()
|
||||
{
|
||||
if (!activeImage)
|
||||
return;
|
||||
clearImage();
|
||||
if (Imgdisplay_wf) {
|
||||
fputs("2;\n", Imgdisplay_wf); /* ClearImage() */
|
||||
fflush(Imgdisplay_wf);
|
||||
}
|
||||
closeImgdisplay();
|
||||
}
|
||||
|
||||
static int
|
||||
openImgdisplay()
|
||||
{
|
||||
Imgdisplay_pid = open_pipe_rw(&Imgdisplay_rf, &Imgdisplay_wf);
|
||||
if (Imgdisplay_pid < 0)
|
||||
goto err0;
|
||||
if (Imgdisplay_pid == 0) {
|
||||
/* child */
|
||||
char *cmd;
|
||||
setup_child(FALSE, 2, -1);
|
||||
if (!strchr(Imgdisplay, '/'))
|
||||
cmd = Strnew_m_charp(w3m_auxbin_dir(), "/", Imgdisplay, NULL)->ptr;
|
||||
else
|
||||
cmd = Imgdisplay;
|
||||
myExec(cmd);
|
||||
/* XXX: ifdef __EMX__, use start /f ? */
|
||||
}
|
||||
activeImage = TRUE;
|
||||
return TRUE;
|
||||
err0:
|
||||
Imgdisplay_pid = 0;
|
||||
activeImage = FALSE;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static void
|
||||
closeImgdisplay()
|
||||
{
|
||||
if (Imgdisplay_rf)
|
||||
fclose(Imgdisplay_rf);
|
||||
if (Imgdisplay_wf)
|
||||
fclose(Imgdisplay_wf);
|
||||
if (Imgdisplay_pid)
|
||||
kill(Imgdisplay_pid, SIGKILL);
|
||||
Imgdisplay_rf = NULL;
|
||||
Imgdisplay_wf = NULL;
|
||||
Imgdisplay_pid = 0;
|
||||
}
|
||||
|
||||
void
|
||||
addImage(ImageCache * cache, int x, int y, int sx, int sy, int w, int h)
|
||||
{
|
||||
TerminalImage *i;
|
||||
|
||||
if (!activeImage)
|
||||
return;
|
||||
if (n_terminal_image >= max_terminal_image) {
|
||||
max_terminal_image = max_terminal_image ? (2 * max_terminal_image) : 8;
|
||||
terminal_image = New_Reuse(TerminalImage, terminal_image,
|
||||
max_terminal_image);
|
||||
}
|
||||
i = &terminal_image[n_terminal_image];
|
||||
i->cache = cache;
|
||||
i->x = x;
|
||||
i->y = y;
|
||||
i->sx = sx;
|
||||
i->sy = sy;
|
||||
i->width = w;
|
||||
i->height = h;
|
||||
n_terminal_image++;
|
||||
}
|
||||
|
||||
static void
|
||||
syncImage(void)
|
||||
{
|
||||
fputs("3;\n", Imgdisplay_wf); /* XSync() */
|
||||
fputs("4;\n", Imgdisplay_wf); /* put '\n' */
|
||||
while (fflush(Imgdisplay_wf) != 0) {
|
||||
if (ferror(Imgdisplay_wf))
|
||||
goto err;
|
||||
}
|
||||
if (!fgetc(Imgdisplay_rf))
|
||||
goto err;
|
||||
return;
|
||||
err:
|
||||
closeImgdisplay();
|
||||
image_index += MAX_IMAGE;
|
||||
n_terminal_image = 0;
|
||||
}
|
||||
|
||||
void
|
||||
drawImage()
|
||||
{
|
||||
static char buf[64];
|
||||
int j, draw = FALSE;
|
||||
TerminalImage *i;
|
||||
|
||||
if (!activeImage)
|
||||
return;
|
||||
if (!n_terminal_image)
|
||||
return;
|
||||
for (j = 0; j < n_terminal_image; j++) {
|
||||
i = &terminal_image[j];
|
||||
if (!(i->cache->loaded & IMG_FLAG_LOADED &&
|
||||
i->width > 0 && i->height > 0))
|
||||
continue;
|
||||
if (!(Imgdisplay_rf && Imgdisplay_wf)) {
|
||||
if (!openImgdisplay())
|
||||
return;
|
||||
}
|
||||
if (i->cache->index > 0) {
|
||||
i->cache->index *= -1;
|
||||
fputs("0;", Imgdisplay_wf); /* DrawImage() */
|
||||
}
|
||||
else
|
||||
fputs("1;", Imgdisplay_wf); /* DrawImage(redraw) */
|
||||
sprintf(buf, "%d;%d;%d;%d;%d;%d;%d;%d;%d;",
|
||||
(-i->cache->index - 1) % MAX_IMAGE + 1, i->x, i->y,
|
||||
(i->cache->width > 0) ? i->cache->width : 0,
|
||||
(i->cache->height > 0) ? i->cache->height : 0,
|
||||
i->sx, i->sy, i->width, i->height);
|
||||
fputs(buf, Imgdisplay_wf);
|
||||
fputs(i->cache->file, Imgdisplay_wf);
|
||||
fputs("\n", Imgdisplay_wf);
|
||||
draw = TRUE;
|
||||
}
|
||||
if (!draw)
|
||||
return;
|
||||
syncImage();
|
||||
touch_cursor();
|
||||
refresh();
|
||||
}
|
||||
|
||||
void
|
||||
clearImage()
|
||||
{
|
||||
static char buf[64];
|
||||
int j;
|
||||
TerminalImage *i;
|
||||
|
||||
if (!activeImage)
|
||||
return;
|
||||
if (!n_terminal_image)
|
||||
return;
|
||||
if (!Imgdisplay_wf) {
|
||||
n_terminal_image = 0;
|
||||
return;
|
||||
}
|
||||
for (j = 0; j < n_terminal_image; j++) {
|
||||
i = &terminal_image[j];
|
||||
if (!(i->cache->loaded & IMG_FLAG_LOADED &&
|
||||
i->width > 0 && i->height > 0))
|
||||
continue;
|
||||
sprintf(buf, "6;%d;%d;%d;%d\n", i->x, i->y, i->width, i->height);
|
||||
fputs(buf, Imgdisplay_wf);
|
||||
}
|
||||
syncImage();
|
||||
n_terminal_image = 0;
|
||||
}
|
||||
|
||||
/* load image */
|
||||
|
||||
#ifndef MAX_LOAD_IMAGE
|
||||
#define MAX_LOAD_IMAGE 8
|
||||
#endif
|
||||
static int n_load_image = 0;
|
||||
static Hash_sv *image_hash = NULL;
|
||||
static Hash_sv *image_file = NULL;
|
||||
static GeneralList *image_list = NULL;
|
||||
static ImageCache **image_cache = NULL;
|
||||
static Buffer *image_buffer = NULL;
|
||||
|
||||
void
|
||||
deleteImage(Buffer *buf)
|
||||
{
|
||||
AnchorList *al;
|
||||
Anchor *a;
|
||||
int i;
|
||||
|
||||
if (!buf)
|
||||
return;
|
||||
al = buf->img;
|
||||
if (!al)
|
||||
return;
|
||||
for (i = 0, a = al->anchors; i < al->nanchor; i++, a++) {
|
||||
if (a->image && a->image->cache &&
|
||||
a->image->cache->loaded != IMG_FLAG_UNLOADED &&
|
||||
!(a->image->cache->loaded & IMG_FLAG_DONT_REMOVE) &&
|
||||
a->image->cache->index < 0)
|
||||
unlink(a->image->cache->file);
|
||||
}
|
||||
loadImage(NULL, IMG_FLAG_STOP);
|
||||
}
|
||||
|
||||
void
|
||||
getAllImage(Buffer *buf)
|
||||
{
|
||||
AnchorList *al;
|
||||
Anchor *a;
|
||||
ParsedURL *current;
|
||||
int i;
|
||||
|
||||
image_buffer = buf;
|
||||
if (!buf)
|
||||
return;
|
||||
buf->image_loaded = TRUE;
|
||||
al = buf->img;
|
||||
if (!al)
|
||||
return;
|
||||
current = baseURL(buf);
|
||||
for (i = 0, a = al->anchors; i < al->nanchor; i++, a++) {
|
||||
if (a->image) {
|
||||
a->image->cache = getImage(a->image, current, buf->image_flag);
|
||||
if (a->image->cache &&
|
||||
a->image->cache->loaded == IMG_FLAG_UNLOADED)
|
||||
buf->image_loaded = FALSE;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
showImageProgress(Buffer *buf)
|
||||
{
|
||||
AnchorList *al;
|
||||
Anchor *a;
|
||||
int i, l, n;
|
||||
|
||||
if (!buf)
|
||||
return;
|
||||
al = buf->img;
|
||||
if (!al)
|
||||
return;
|
||||
for (i = 0, l = 0, n = 0, a = al->anchors; i < al->nanchor; i++, a++) {
|
||||
if (a->image && a->hseq >= 0) {
|
||||
n++;
|
||||
if (a->image->cache && a->image->cache->loaded & IMG_FLAG_LOADED)
|
||||
l++;
|
||||
}
|
||||
}
|
||||
if (n) {
|
||||
message(Sprintf("%d/%d images loaded", l, n)->ptr,
|
||||
buf->cursorX + buf->rootX, buf->cursorY + buf->rootY);
|
||||
refresh();
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
loadImage(Buffer *buf, int flag)
|
||||
{
|
||||
ImageCache *cache;
|
||||
struct stat st;
|
||||
int i, draw = FALSE;
|
||||
/* int wait_st; */
|
||||
|
||||
if (maxLoadImage > MAX_LOAD_IMAGE)
|
||||
maxLoadImage = MAX_LOAD_IMAGE;
|
||||
else if (maxLoadImage < 1)
|
||||
maxLoadImage = 1;
|
||||
if (n_load_image == 0)
|
||||
n_load_image = maxLoadImage;
|
||||
if (!image_cache) {
|
||||
image_cache = New_N(ImageCache *, MAX_LOAD_IMAGE);
|
||||
bzero(image_cache, sizeof(ImageCache *) * MAX_LOAD_IMAGE);
|
||||
}
|
||||
for (i = 0; i < n_load_image; i++) {
|
||||
cache = image_cache[i];
|
||||
if (!cache)
|
||||
continue;
|
||||
if (lstat(cache->touch, &st))
|
||||
continue;
|
||||
if (cache->pid) {
|
||||
kill(cache->pid, SIGKILL);
|
||||
/*
|
||||
* #ifdef HAVE_WAITPID
|
||||
* waitpid(cache->pid, &wait_st, 0);
|
||||
* #else
|
||||
* wait(&wait_st);
|
||||
* #endif
|
||||
*/
|
||||
cache->pid = 0;
|
||||
}
|
||||
if (!stat(cache->file, &st)) {
|
||||
cache->loaded = IMG_FLAG_LOADED;
|
||||
if (getImageSize(cache)) {
|
||||
if (image_buffer)
|
||||
image_buffer->need_reshape = TRUE;
|
||||
}
|
||||
draw = TRUE;
|
||||
}
|
||||
else
|
||||
cache->loaded = IMG_FLAG_ERROR;
|
||||
unlink(cache->touch);
|
||||
image_cache[i] = NULL;
|
||||
}
|
||||
|
||||
for (i = (buf != image_buffer) ? 0 : maxLoadImage; i < n_load_image; i++) {
|
||||
cache = image_cache[i];
|
||||
if (!cache)
|
||||
continue;
|
||||
if (cache->pid) {
|
||||
kill(cache->pid, SIGKILL);
|
||||
/*
|
||||
* #ifdef HAVE_WAITPID
|
||||
* waitpid(cache->pid, &wait_st, 0);
|
||||
* #else
|
||||
* wait(&wait_st);
|
||||
* #endif
|
||||
*/
|
||||
cache->pid = 0;
|
||||
}
|
||||
unlink(cache->touch);
|
||||
image_cache[i] = NULL;
|
||||
}
|
||||
|
||||
if (flag == IMG_FLAG_STOP) {
|
||||
image_list = NULL;
|
||||
image_file = NULL;
|
||||
n_load_image = maxLoadImage;
|
||||
image_buffer = NULL;
|
||||
return;
|
||||
}
|
||||
|
||||
if (draw && image_buffer) {
|
||||
drawImage();
|
||||
showImageProgress(image_buffer);
|
||||
}
|
||||
|
||||
image_buffer = buf;
|
||||
|
||||
if (!image_list)
|
||||
return;
|
||||
for (i = 0; i < n_load_image; i++) {
|
||||
if (image_cache[i])
|
||||
continue;
|
||||
while (1) {
|
||||
cache = (ImageCache *) popValue(image_list);
|
||||
if (!cache) {
|
||||
for (i = 0; i < n_load_image; i++) {
|
||||
if (image_cache[i])
|
||||
return;
|
||||
}
|
||||
image_list = NULL;
|
||||
image_file = NULL;
|
||||
if (image_buffer)
|
||||
displayBuffer(image_buffer, B_NORMAL);
|
||||
return;
|
||||
}
|
||||
if (cache->loaded == IMG_FLAG_UNLOADED)
|
||||
break;
|
||||
}
|
||||
image_cache[i] = cache;
|
||||
|
||||
flush_tty();
|
||||
if ((cache->pid = fork()) == 0) {
|
||||
Buffer *b;
|
||||
/*
|
||||
* setup_child(TRUE, 0, -1);
|
||||
*/
|
||||
setup_child(FALSE, 0, -1);
|
||||
image_source = cache->file;
|
||||
b = loadGeneralFile(cache->url, cache->current, NULL, 0, NULL);
|
||||
if (!b || !b->real_type || strncasecmp(b->real_type, "image/", 6))
|
||||
unlink(cache->file);
|
||||
#if defined(HAVE_SYMLINK) && defined(HAVE_LSTAT)
|
||||
symlink(cache->file, cache->touch);
|
||||
#else
|
||||
{
|
||||
FILE *f = fopen(cache->touch, "w");
|
||||
if (f)
|
||||
fclose(f);
|
||||
}
|
||||
#endif
|
||||
exit(0);
|
||||
}
|
||||
else if (cache->pid < 0) {
|
||||
cache->pid = 0;
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
ImageCache *
|
||||
getImage(Image * image, ParsedURL *current, int flag)
|
||||
{
|
||||
Str key = NULL;
|
||||
ImageCache *cache;
|
||||
|
||||
if (!activeImage)
|
||||
return NULL;
|
||||
if (!image_hash)
|
||||
image_hash = newHash_sv(100);
|
||||
if (image->cache)
|
||||
cache = image->cache;
|
||||
else {
|
||||
key = Sprintf("%d;%d;%s", image->width, image->height, image->url);
|
||||
cache = (ImageCache *) getHash_sv(image_hash, key->ptr, NULL);
|
||||
}
|
||||
if (cache && cache->index && abs(cache->index) <= image_index - MAX_IMAGE) {
|
||||
struct stat st;
|
||||
if (stat(cache->file, &st))
|
||||
cache->loaded = IMG_FLAG_UNLOADED;
|
||||
cache->index = 0;
|
||||
}
|
||||
|
||||
if (!cache) {
|
||||
if (flag == IMG_FLAG_SKIP)
|
||||
return NULL;
|
||||
|
||||
cache = New(ImageCache);
|
||||
cache->url = image->url;
|
||||
cache->current = current;
|
||||
cache->file = tmpfname(TMPF_DFL, image->ext)->ptr;
|
||||
cache->touch = tmpfname(TMPF_DFL, NULL)->ptr;
|
||||
cache->pid = 0;
|
||||
cache->index = 0;
|
||||
cache->loaded = IMG_FLAG_UNLOADED;
|
||||
cache->width = image->width;
|
||||
cache->height = image->height;
|
||||
putHash_sv(image_hash, key->ptr, (void *)cache);
|
||||
}
|
||||
if (flag != IMG_FLAG_SKIP) {
|
||||
if (cache->loaded == IMG_FLAG_UNLOADED) {
|
||||
if (!image_file)
|
||||
image_file = newHash_sv(100);
|
||||
if (!getHash_sv(image_file, cache->file, NULL)) {
|
||||
putHash_sv(image_file, cache->file, (void *)cache);
|
||||
if (!image_list)
|
||||
image_list = newGeneralList();
|
||||
pushValue(image_list, (void *)cache);
|
||||
}
|
||||
}
|
||||
if (!cache->index)
|
||||
cache->index = ++image_index;
|
||||
}
|
||||
if (cache->loaded & IMG_FLAG_LOADED)
|
||||
getImageSize(cache);
|
||||
return cache;
|
||||
}
|
||||
|
||||
int
|
||||
getImageSize(ImageCache * cache)
|
||||
{
|
||||
Str tmp;
|
||||
FILE *f;
|
||||
int w = 0, h = 0;
|
||||
|
||||
if (!activeImage)
|
||||
return FALSE;
|
||||
if (!cache || !(cache->loaded & IMG_FLAG_LOADED) ||
|
||||
(cache->width > 0 && cache->height > 0))
|
||||
return FALSE;
|
||||
tmp = Strnew();
|
||||
if (!strchr(Imgdisplay, '/'))
|
||||
Strcat_m_charp(tmp, w3m_auxbin_dir(), "/", NULL);
|
||||
Strcat_m_charp(tmp, Imgdisplay, " -size ", shell_quote(cache->file), NULL);
|
||||
f = popen(tmp->ptr, "r");
|
||||
if (!f)
|
||||
return FALSE;
|
||||
while (fscanf(f, "%d %d", &w, &h) < 0) {
|
||||
if (feof(f))
|
||||
break;
|
||||
}
|
||||
pclose(f);
|
||||
|
||||
if (!(w > 0 && h > 0))
|
||||
return FALSE;
|
||||
w = (int)(w * image_scale / 100 + 0.5);
|
||||
if (w == 0)
|
||||
w = 1;
|
||||
h = (int)(h * image_scale / 100 + 0.5);
|
||||
if (h == 0)
|
||||
h = 1;
|
||||
if (cache->width < 0 && cache->height < 0) {
|
||||
cache->width = (w > MAX_IMAGE_SIZE) ? MAX_IMAGE_SIZE : w;
|
||||
cache->height = (h > MAX_IMAGE_SIZE) ? MAX_IMAGE_SIZE : h;
|
||||
}
|
||||
else if (cache->width < 0) {
|
||||
int tmp = (int)((double)cache->height * w / h + 0.5);
|
||||
cache->width = (tmp > MAX_IMAGE_SIZE) ? MAX_IMAGE_SIZE : tmp;
|
||||
}
|
||||
else if (cache->height < 0) {
|
||||
int tmp = (int)((double)cache->width * h / w + 0.5);
|
||||
cache->height = (tmp > MAX_IMAGE_SIZE) ? MAX_IMAGE_SIZE : tmp;
|
||||
}
|
||||
if (cache->width == 0)
|
||||
cache->width = 1;
|
||||
if (cache->height == 0)
|
||||
cache->height = 1;
|
||||
tmp = Sprintf("%d;%d;%s", cache->width, cache->height, cache->url);
|
||||
putHash_sv(image_hash, tmp->ptr, (void *)cache);
|
||||
return TRUE;
|
||||
}
|
||||
#endif
|
||||
Reference in New Issue
Block a user