diff options
Diffstat (limited to '')
| -rw-r--r-- | debian/patches/450_remoteimg.patch | 936 |
1 files changed, 0 insertions, 936 deletions
diff --git a/debian/patches/450_remoteimg.patch b/debian/patches/450_remoteimg.patch deleted file mode 100644 index 0298e46..0000000 --- a/debian/patches/450_remoteimg.patch +++ /dev/null @@ -1,936 +0,0 @@ -Subject: Support OSC 5379 remote imaging and sixel graphics -Author: Araki Ken <arakiken@users.sf.net> -Origin: https://bitbucket.org/arakiken/w3m/branch/remoteimg - -diff --git a/display.c b/display.c -index 2fe1183..d4f336a 100644 ---- a/display.c -+++ b/display.c -@@ -487,7 +487,7 @@ displayBuffer(Buffer *buf, int mode) - term_title(conv_to_system(buf->buffername)); - refresh(); - #ifdef USE_IMAGE -- if (activeImage && displayImage && buf->img) { -+ if (activeImage && displayImage && buf->img && buf->image_loaded) { - drawImage(); - } - #endif -@@ -521,7 +521,15 @@ drawAnchorCursor0(Buffer *buf, AnchorList *al, int hseq, int prevhseq, - break; - } - if (hseq >= 0 && an->hseq == hseq) { -+ int start_pos = an->start.pos; -+ int end_pos = an->end.pos; - for (i = an->start.pos; i < an->end.pos; i++) { -+ if (enable_inline_image && (l->propBuf[i] & PE_IMAGE)) { -+ if (start_pos == i) -+ start_pos = i + 1; -+ else if (end_pos == an->end.pos) -+ end_pos = i - 1; -+ } - if (l->propBuf[i] & (PE_IMAGE | PE_ANCHOR | PE_FORM)) { - if (active) - l->propBuf[i] |= PE_ACTIVE; -@@ -529,9 +537,9 @@ drawAnchorCursor0(Buffer *buf, AnchorList *al, int hseq, int prevhseq, - l->propBuf[i] &= ~PE_ACTIVE; - } - } -- if (active) -+ if (active && start_pos < end_pos) - redrawLineRegion(buf, l, l->linenumber - tline + buf->rootY, -- an->start.pos, an->end.pos); -+ start_pos, end_pos); - } - else if (prevhseq >= 0 && an->hseq == prevhseq) { - if (active) -@@ -855,14 +863,16 @@ redrawLineImage(Buffer *buf, Line *l, int i) - y = (int)(i * pixel_per_line); - sx = (int)((rcol - COLPOS(l, a->start.pos)) * pixel_per_char); - sy = (int)((l->linenumber - image->y) * pixel_per_line); -- if (sx == 0 && x + image->xoffset >= 0) -- x += image->xoffset; -- else -- sx -= image->xoffset; -- if (sy == 0 && y + image->yoffset >= 0) -- y += image->yoffset; -- else -- sy -= image->yoffset; -+ if (! enable_inline_image) { -+ if (sx == 0 && x + image->xoffset >= 0) -+ x += image->xoffset; -+ else -+ sx -= image->xoffset; -+ if (sy == 0 && y + image->yoffset >= 0) -+ y += image->yoffset; -+ else -+ sy -= image->yoffset; -+ } - if (image->width > 0) - w = image->width - sx; - else -diff --git a/doc/README.sixel b/doc/README.sixel -new file mode 100644 -index 0000000..588afc4 ---- /dev/null -+++ b/doc/README.sixel -@@ -0,0 +1,27 @@ -+Sixel support of w3m -+ 2014/11/05 -+ K. Araki -+ -+Introduction -+ -+ This is the extension for w3m to show inline images by sixel graphics. -+ -+Requirements -+ -+ Install 'img2sixel' command provided by libsixel project. -+ (https://github.com/saitoha/libsixel) -+ -+Build -+ -+ $ ./configure --enable-image ... -+ $ make -+ $ make install -+ -+Usage -+ -+ $ w3m -sixel http://... -+ -+ You can specify options of 'img2sixel' command by "W3M_IMG2SIXEL" -+ environmental variable. -+ -+ $ W3M_IMG2SIXEL="img2sixel -d atkinson" w3m -sixel http://... -diff --git a/etc.c b/etc.c -index 8fe1215..dcc6edd 100644 ---- a/etc.c -+++ b/etc.c -@@ -1365,7 +1365,13 @@ setup_child(int child, int i, int f) - if (!child) - SETPGRP(); - #endif /* __MINGW32_VERSION */ -+ /* -+ * I don't know why but close_tty() sometimes interrupts loadGeneralFile() in loadImage() -+ * and corrupt image data can be cached in ~/.w3m. -+ */ -+#if 0 - close_tty(); -+#endif - close_all_fds_except(i, f); - QuietMessage = TRUE; - fmInitialized = FALSE; -diff --git a/file.c b/file.c -index 1e363d0..709a0c1 100644 ---- a/file.c -+++ b/file.c -@@ -3345,8 +3345,14 @@ process_img(struct parsed_tag *tag, int width) - if (i < 0) - i = pixel_per_line; - } -- nw = (w > 3) ? (int)((w - 3) / pixel_per_char + 1) : 1; -- ni = (i > 3) ? (int)((i - 3) / pixel_per_line + 1) : 1; -+ if (enable_inline_image) { -+ nw = (w > 1) ? ((w - 1) / pixel_per_char_i + 1) : 1 ; -+ ni = (i > 1) ? ((i - 1) / pixel_per_line_i + 1) : 1 ; -+ } -+ else { -+ nw = (w > 3) ? (int)((w - 3) / pixel_per_char + 1) : 1; -+ ni = (i > 3) ? (int)((i - 3) / pixel_per_line + 1) : 1; -+ } - Strcat(tmp, - Sprintf("<pre_int><img_alt hseq=\"%d\" src=\"", cur_iseq++)); - pre_int = TRUE; -@@ -3377,19 +3383,21 @@ process_img(struct parsed_tag *tag, int width) - if (i0 >= 0) - Strcat(tmp, Sprintf(" height=%d", i0)); - switch (align) { -+ case ALIGN_MIDDLE: -+ if (!enable_inline_image) { -+ top = ni / 2; -+ bottom = top; -+ if (top * 2 == ni) -+ yoffset = (int)(((ni + 1) * pixel_per_line - i) / 2); -+ else -+ yoffset = (int)((ni * pixel_per_line - i) / 2); -+ break; -+ } - case ALIGN_TOP: - top = 0; - bottom = ni - 1; - yoffset = 0; - break; -- case ALIGN_MIDDLE: -- top = ni / 2; -- bottom = top; -- if (top * 2 == ni) -- yoffset = (int)(((ni + 1) * pixel_per_line - i) / 2); -- else -- yoffset = (int)((ni * pixel_per_line - i) / 2); -- break; - case ALIGN_BOTTOM: - top = ni - 1; - bottom = 0; -@@ -3407,7 +3415,12 @@ process_img(struct parsed_tag *tag, int width) - } - break; - } -- xoffset = (int)((nw * pixel_per_char - w) / 2); -+ -+ if (enable_inline_image) -+ xoffset = 0; -+ else -+ xoffset = (int)((nw * pixel_per_char - w) / 2); -+ - if (xoffset) - Strcat(tmp, Sprintf(" xoffset=%d", xoffset)); - if (yoffset) -diff --git a/fm.h b/fm.h -index 49af0e4..8f594dc 100644 ---- a/fm.h -+++ b/fm.h -@@ -373,6 +373,8 @@ typedef struct _imageCache { - int index; - short width; - short height; -+ short a_width; -+ short a_height; - } ImageCache; - - typedef struct _image { -@@ -919,6 +921,7 @@ global char *CurrentKeyData; - global char *CurrentCmdData; - global char *w3m_reqlog; - extern char *w3m_version; -+extern int enable_inline_image; - - #define DUMP_BUFFER 0x01 - #define DUMP_HEAD 0x02 -@@ -1174,9 +1177,11 @@ global char *ssl_forbid_method init("2, 3"); - global int is_redisplay init(FALSE); - global int clear_buffer init(TRUE); - global double pixel_per_char init(DEFAULT_PIXEL_PER_CHAR); -+global int pixel_per_char_i init(DEFAULT_PIXEL_PER_CHAR); - global int set_pixel_per_char init(FALSE); - #ifdef USE_IMAGE - global double pixel_per_line init(DEFAULT_PIXEL_PER_LINE); -+global int pixel_per_line_i init(DEFAULT_PIXEL_PER_LINE); - global int set_pixel_per_line init(FALSE); - global double image_scale init(100); - #endif -diff --git a/image.c b/image.c -index 9d0e9b5..91034ee 100644 ---- a/image.c -+++ b/image.c -@@ -44,6 +44,8 @@ initImage() - activeImage = TRUE; - } - -+int get_pixel_per_cell(int *ppc, int *ppl); -+ - int - getCharSize() - { -@@ -52,6 +54,24 @@ getCharSize() - int w = 0, h = 0; - - set_environ("W3M_TTY", ttyname_tty()); -+ -+ if (enable_inline_image) { -+ int ppc, ppl; -+ -+ if (get_pixel_per_cell(&ppc,&ppl)) { -+ pixel_per_char_i = ppc ; -+ pixel_per_line_i = ppl ; -+ pixel_per_char = (double)ppc; -+ pixel_per_line = (double)ppl; -+ } -+ else { -+ pixel_per_char_i = (int)pixel_per_char; -+ pixel_per_line_i = (int)pixel_per_line; -+ } -+ -+ return TRUE; -+ } -+ - tmp = Strnew(); - if (!strchr(Imgdisplay, '/')) - Strcat_m_charp(tmp, w3m_auxbin_dir(), "/", NULL); -@@ -156,6 +176,10 @@ addImage(ImageCache * cache, int x, int y, int sx, int sy, int w, int h) - static void - syncImage(void) - { -+ if (enable_inline_image) { -+ return; -+ } -+ - fputs("3;\n", Imgdisplay_wf); /* XSync() */ - fputs("4;\n", Imgdisplay_wf); /* put '\n' */ - while (fflush(Imgdisplay_wf) != 0) { -@@ -171,12 +195,16 @@ syncImage(void) - n_terminal_image = 0; - } - -+void put_image_osc5379(char *url, int x, int y, int w, int h, int sx, int sy, int sw, int sh, int n_terminal_image); -+void put_image_sixel(char *url, int x, int y, int w, int h, int sx, int sy, int sw, int sh, int n_terminal_image); -+ - void - drawImage() - { - static char buf[64]; - int j, draw = FALSE; - TerminalImage *i; -+ struct stat st ; - - if (!activeImage) - return; -@@ -184,6 +212,47 @@ drawImage() - return; - for (j = 0; j < n_terminal_image; j++) { - i = &terminal_image[j]; -+ -+ if (enable_inline_image) { -+ #if 0 -+ fprintf(stderr,"file %s x %d y %d w %d h %d sx %d sy %d sw %d sh %d (ppc %d ppl %d)\n", -+ ((enable_inline_image == 2 || getenv("WINDOWID")) && -+ i->cache->touch) ? i->cache->file : i->cache->url, -+ 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, -+ pixel_per_char_i, pixel_per_line_i); -+ #endif -+ (enable_inline_image == 2 ? put_image_sixel : put_image_osc5379)( -+ ((enable_inline_image == 2 /* sixel */ || getenv("WINDOWID")) && -+ /* XXX I don't know why but sometimes i->cache->file doesn't exist. */ -+ i->cache->touch && stat(i->cache->file,&st) == 0) ? -+ /* local */ i->cache->file : /* remote */ i->cache->url, -+ i->x / pixel_per_char_i, -+ i->y / pixel_per_line_i, -+ #if 1 -+ i->cache->a_width > 0 ? -+ (i->cache->width + i->x % pixel_per_char_i + pixel_per_char_i - 1) / -+ pixel_per_char_i : -+ #endif -+ 0, -+ -+ #if 1 -+ i->cache->a_height > 0 ? -+ (i->cache->height + i->y % pixel_per_line_i + pixel_per_line_i - 1) / -+ pixel_per_line_i : -+ #endif -+ 0, -+ i->sx / pixel_per_char_i, -+ i->sy / pixel_per_line_i, -+ (i->width + i->sx % pixel_per_char_i + pixel_per_char_i - 1) / pixel_per_char_i, -+ (i->height + i->sy % pixel_per_line_i + pixel_per_line_i - 1) / pixel_per_line_i, -+ n_terminal_image); -+ -+ continue ; -+ } -+ - if (!(i->cache->loaded & IMG_FLAG_LOADED && - i->width > 0 && i->height > 0)) - continue; -@@ -207,9 +276,15 @@ drawImage() - fputs("\n", Imgdisplay_wf); - draw = TRUE; - } -- if (!draw) -- return; -- syncImage(); -+ -+ if (!enable_inline_image) { -+ if (!draw) -+ return; -+ syncImage(); -+ } -+ else -+ n_terminal_image = 0; -+ - touch_cursor(); - refresh(); - } -@@ -321,6 +396,8 @@ showImageProgress(Buffer *buf) - } - } - if (n) { -+ if (enable_inline_image && n == l) -+ drawImage(); - message(Sprintf("%d/%d images loaded", l, n)->ptr, - buf->cursorX + buf->rootX, buf->cursorY + buf->rootY); - refresh(); -@@ -350,7 +427,7 @@ loadImage(Buffer *buf, int flag) - } - for (i = 0; i < n_load_image; i++) { - cache = image_cache[i]; -- if (!cache) -+ if (!cache || !cache->touch) - continue; - if (lstat(cache->touch, &st)) - continue; -@@ -381,7 +458,7 @@ loadImage(Buffer *buf, int flag) - - for (i = (buf != image_buffer) ? 0 : maxLoadImage; i < n_load_image; i++) { - cache = image_cache[i]; -- if (!cache) -+ if (!cache || !cache->touch) - continue; - if (cache->pid) { - kill(cache->pid, SIGKILL); -@@ -407,7 +484,8 @@ loadImage(Buffer *buf, int flag) - } - - if (draw && image_buffer) { -- drawImage(); -+ if (!enable_inline_image) -+ drawImage(); - showImageProgress(image_buffer); - } - -@@ -435,6 +513,9 @@ loadImage(Buffer *buf, int flag) - break; - } - image_cache[i] = cache; -+ if (!cache->touch) { -+ continue; -+ } - - flush_tty(); - #ifdef DONT_CALL_GC_AFTER_FORK -@@ -515,12 +596,30 @@ getImage(Image * image, ParsedURL *current, int flag) - 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; -+ if (enable_inline_image == 1) { -+ if (image->width > 0 && image->width % pixel_per_char_i > 0) -+ image->width += (pixel_per_char_i - image->width % pixel_per_char_i); -+ -+ if (image->height > 0 && image->height % pixel_per_line_i > 0) -+ image->height += (pixel_per_line_i - image->height % pixel_per_line_i); -+ if (image->height > 0 && image->width > 0) { -+ cache->loaded = IMG_FLAG_LOADED; -+ } -+ } -+ if (cache->loaded == IMG_FLAG_UNLOADED) { -+ cache->touch = tmpfname(TMPF_DFL, NULL)->ptr; -+ } -+ else { -+ cache->touch = NULL; -+ } -+ -+ cache->width = image->width ; -+ cache->height = image->height ; -+ cache->a_width = image->width; -+ cache->a_height = image->height; - putHash_sv(image_hash, key->ptr, (void *)cache); - } - if (flag != IMG_FLAG_SKIP) { -@@ -542,6 +641,78 @@ getImage(Image * image, ParsedURL *current, int flag) - return cache; - } - -+static int -+parseImageHeader(char *path, u_int *width, u_int *height) -+{ -+ FILE *fp; -+ u_char buf[8]; -+ -+ if (!(fp = fopen(path, "r"))) return FALSE; -+ -+ if (fread(buf, 1, 2, fp) != 2) goto error; -+ -+ if (memcmp(buf, "\xff\xd8", 2) == 0) { -+ /* JPEG */ -+ if (fseek(fp, 2, SEEK_CUR) < 0) goto error; /* 0xffe0 */ -+ while (fread(buf, 1, 2, fp) == 2) { -+ size_t len = ((buf[0] << 8) | buf[1]) - 2; -+ if (fseek(fp, len, SEEK_CUR) < 0) goto error; -+ if (fread(buf, 1, 2, fp) == 2 && -+ /* SOF0 or SOF2 */ -+ (memcmp(buf, "\xff\xc0", 2) == 0 || memcmp(buf, "\xff\xc2", 2) == 0)) { -+ fseek(fp, 3, SEEK_CUR); -+ if (fread(buf, 1, 2, fp) == 2) { -+ *height = (buf[0] << 8) | buf[1]; -+ if (fread(buf, 1, 2, fp) == 2) { -+ *width = (buf[0] << 8) | buf[1]; -+ goto success; -+ } -+ } -+ break; -+ } -+ } -+ goto error; -+ } -+ -+ if (fread(buf + 2, 1, 1, fp) != 1) goto error; -+ -+ if (memcmp(buf, "GIF", 3) == 0) { -+ /* GIF */ -+ if (fseek(fp, 3, SEEK_CUR) < 0) goto error; -+ if (fread(buf, 1, 2, fp) == 2) { -+ *width = (buf[1] << 8) | buf[0]; -+ if (fread(buf, 1, 2, fp) == 2) { -+ *height = (buf[1] << 8) | buf[0]; -+ goto success; -+ } -+ } -+ goto error; -+ } -+ -+ if (fread(buf + 3, 1, 5, fp) != 5) goto error; -+ -+ if (memcmp(buf, "\x89\x50\x4e\x47\x0d\x0a\x1a\x0a", 8) == 0) { -+ /* PNG */ -+ if (fseek(fp, 8, SEEK_CUR) < 0) goto error; -+ if (fread(buf, 1, 4, fp) == 4) { -+ *width = (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3]; -+ if (fread(buf, 1, 4, fp) == 4) { -+ *height = (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3]; -+ goto success; -+ } -+ } -+ goto error; -+ } -+ -+error: -+ fclose(fp); -+ return FALSE; -+ -+success: -+ fclose(fp); -+ return TRUE; -+} -+ - int - getImageSize(ImageCache * cache) - { -@@ -554,6 +725,10 @@ getImageSize(ImageCache * cache) - if (!cache || !(cache->loaded & IMG_FLAG_LOADED) || - (cache->width > 0 && cache->height > 0)) - return FALSE; -+ -+ if (parseImageHeader(cache->file, &w, &h)) -+ goto got_image_size; -+ - tmp = Strnew(); - if (!strchr(Imgdisplay, '/')) - Strcat_m_charp(tmp, w3m_auxbin_dir(), "/", NULL); -@@ -569,6 +744,8 @@ getImageSize(ImageCache * cache) - - if (!(w > 0 && h > 0)) - return FALSE; -+ -+got_image_size: - w = (int)(w * image_scale / 100 + 0.5); - if (w == 0) - w = 1; -@@ -581,11 +758,11 @@ getImageSize(ImageCache * cache) - } - 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; -+ cache->a_width = 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; -+ cache->a_height = cache->height = (tmp > MAX_IMAGE_SIZE) ? MAX_IMAGE_SIZE : tmp; - } - if (cache->width == 0) - cache->width = 1; -diff --git a/main.c b/main.c -index c8f1e82..32f4da2 100644 ---- a/main.c -+++ b/main.c -@@ -122,6 +122,8 @@ static int searchKeyNum(void); - #define help() fusage(stdout, 0) - #define usage() fusage(stderr, 1) - -+int enable_inline_image; /* 1 == mlterm OSC 5379, 2 == sixel */ -+ - static void - fversion(FILE * f) - { -@@ -409,7 +411,6 @@ main(int argc, char **argv, char **envp) - #if defined(DONT_CALL_GC_AFTER_FORK) && defined(USE_IMAGE) - char **getimage_args = NULL; - #endif /* defined(DONT_CALL_GC_AFTER_FORK) && defined(USE_IMAGE) */ -- - GC_INIT(); - #if defined(ENABLE_NLS) || (defined(USE_M17N) && defined(HAVE_LANGINFO_CODESET)) - setlocale(LC_ALL, ""); -@@ -679,6 +680,12 @@ main(int argc, char **argv, char **envp) - } - } - #endif -+ else if (!strcmp("-ri", argv[i])) { -+ enable_inline_image = 1; -+ } -+ else if (!strcmp("-sixel", argv[i])) { -+ enable_inline_image = 2; -+ } - else if (!strcmp("-num", argv[i])) - showLineNum = TRUE; - else if (!strcmp("-no-proxy", argv[i])) -@@ -5910,8 +5917,14 @@ deleteFiles() - Firstbuf = buf; - } - } -- while ((f = popText(fileToDelete)) != NULL) -+ while ((f = popText(fileToDelete)) != NULL) { - unlink(f); -+ if (enable_inline_image == 2 && strcmp(f+strlen(f)-4, ".gif") == 0) { -+ Str firstframe = Strnew_charp(f); -+ Strcat_charp(firstframe, "-1"); -+ unlink(firstframe->ptr); -+ } -+ } - } - - void -diff --git a/terms.c b/terms.c -index 672262c..79996f1 100644 ---- a/terms.c -+++ b/terms.c -@@ -12,6 +12,7 @@ - #include <unistd.h> - #include "config.h" - #include <string.h> -+#include <sys/wait.h> - #ifdef HAVE_SYS_SELECT_H - #include <sys/select.h> - #endif -@@ -466,6 +467,260 @@ writestr(char *s) - - #define MOVE(line,column) writestr(tgoto(T_cm,column,line)); - -+void -+put_image_osc5379(char *url, int x, int y, int w, int h, int sx, int sy, int sw, int sh, int n_terminal_image) -+{ -+ Str buf; -+ char *size ; -+ -+ if (w > 0 && h > 0) -+ size = Sprintf("%dx%d",w,h)->ptr; -+ else -+ size = ""; -+ -+ MOVE(y,x); -+ buf = Sprintf("\x1b]5379;show_picture %s %s %dx%d+%d+%d\x07",url,size,sw,sh,sx,sy); -+ writestr(buf->ptr); -+ MOVE(Currentbuf->cursorY,Currentbuf->cursorX); -+} -+ -+static void -+save_gif(const char *path, u_char *header, size_t header_size, u_char *body, size_t body_size) -+{ -+ int fd; -+ -+ if ((fd = open(path, O_WRONLY|O_CREAT, 0600)) >= 0) { -+ write(fd, header, header_size) ; -+ write(fd, body, body_size) ; -+ write(fd, "\x3b" , 1) ; -+ close(fd) ; -+ } -+} -+ -+static u_char * -+skip_gif_header(u_char *p) -+{ -+ /* Header */ -+ p += 10; -+ -+ if (*(p) & 0x80) { -+ p += (3 * (2 << ((*p) & 0x7))); -+ } -+ p += 3; -+ -+ return p; -+} -+ -+static Str -+save_first_animation_frame(const char *path) -+{ -+ int fd; -+ struct stat st; -+ u_char *header; -+ size_t header_size; -+ u_char *body; -+ u_char *p; -+ ssize_t len; -+ Str new_path; -+ -+ new_path = Strnew_charp(path); -+ Strcat_charp(new_path, "-1"); -+ if (stat(new_path->ptr, &st) == 0) { -+ return new_path; -+ } -+ -+ if ((fd = open( path, O_RDONLY)) < 0) { -+ return NULL; -+ } -+ -+ if (fstat( fd, &st) != 0 || ! (header = GC_malloc( st.st_size))){ -+ close( fd); -+ return NULL; -+ } -+ -+ len = read(fd, header, st.st_size); -+ close(fd); -+ -+ /* Header */ -+ -+ if (len != st.st_size || strncmp(header, "GIF89a", 6) != 0) { -+ return NULL; -+ } -+ -+ p = skip_gif_header(header); -+ header_size = p - header; -+ -+ /* Application Extension */ -+ if (p[0] == 0x21 && p[1] == 0xff) { -+ p += 19; -+ } -+ -+ /* Other blocks */ -+ body = NULL; -+ while (p + 2 < header + st.st_size) { -+ if (*(p++) == 0x21 && *(p++) == 0xf9 && *(p++) == 0x04) { -+ if( body) { -+ /* Graphic Control Extension */ -+ save_gif(new_path->ptr, header, header_size, body, p - 3 - body); -+ return new_path; -+ } -+ else { -+ /* skip the first frame. */ -+ } -+ body = p - 3; -+ } -+ } -+ -+ return NULL; -+} -+ -+void ttymode_set(int mode, int imode); -+void ttymode_reset(int mode, int imode); -+ -+void -+put_image_sixel(char *url, int x, int y, int w, int h, int sx, int sy, int sw, int sh, int n_terminal_image) -+{ -+ pid_t pid; -+ int do_anim; -+ MySignalHandler(*volatile previntr) (SIGNAL_ARG); -+ MySignalHandler(*volatile prevquit) (SIGNAL_ARG); -+ MySignalHandler(*volatile prevstop) (SIGNAL_ARG); -+ -+ MOVE(y,x); -+ flush_tty(); -+ -+ do_anim = (n_terminal_image == 1 && x == 0 && y == 0 && sx == 0 && sy == 0); -+ -+ previntr = mySignal(SIGINT, SIG_IGN); -+ prevquit = mySignal(SIGQUIT, SIG_IGN); -+ prevstop = mySignal(SIGTSTP, SIG_IGN); -+ -+ if ((pid = fork()) == 0) { -+ char *env; -+ int n = 0; -+ char *argv[20]; -+ char digit[2][11+1]; -+ char clip[44+3+1]; -+ Str str_url; -+ -+ close(STDERR_FILENO); /* Don't output error message. */ -+ if (do_anim) { -+ writestr("\x1b[?80h"); -+ } -+ else if (!strstr(url, "://") && strcmp(url+strlen(url)-4, ".gif") == 0 && -+ (str_url = save_first_animation_frame(url))) { -+ url = str_url->ptr; -+ } -+ ttymode_set(ISIG, 0); -+ -+ if ((env = getenv("W3M_IMG2SIXEL"))) { -+ char *p; -+ env = Strnew_charp(env)->ptr; -+ while (n < 8 && (p = strchr(env, ' '))) { -+ *p = '\0'; -+ if (*env != '\0') { -+ argv[n++] = env; -+ } -+ env = p+1; -+ } -+ if (*env != '\0') { -+ argv[n++] = env; -+ } -+ } -+ else { -+ argv[n++] = "img2sixel"; -+ } -+ argv[n++] = "-l"; -+ argv[n++] = do_anim ? "auto" : "disable"; -+ argv[n++] = "-w"; -+ sprintf(digit[0], "%d", w*pixel_per_char_i); -+ argv[n++] = digit[0]; -+ argv[n++] = "-h"; -+ sprintf(digit[1], "%d", h*pixel_per_line_i); -+ argv[n++] = digit[1]; -+ argv[n++] = "-c"; -+ sprintf(clip, "%dx%d+%d+%d", sw*pixel_per_char_i, sh*pixel_per_line_i, -+ sx*pixel_per_char_i, sy*pixel_per_line_i); -+ argv[n++] = clip; -+ argv[n++] = url; -+ if (getenv("TERM") && strcmp(getenv("TERM"), "screen") == 0 && -+ (!getenv("SCREEN_VARIANT") || strcmp(getenv("SCREEN_VARIANT"), "sixel") != 0)) { -+ argv[n++] = "-P"; -+ } -+ argv[n++] = NULL; -+ execvp(argv[0],argv); -+ exit(0); -+ } -+ else if (pid > 0) { -+ int status; -+ waitpid(pid, &status, 0); -+ ttymode_reset(ISIG, 0); -+ mySignal(SIGINT, previntr); -+ mySignal(SIGQUIT, prevquit); -+ mySignal(SIGTSTP, prevstop); -+ if (do_anim) { -+ writestr("\x1b[?80l"); -+ } -+ } -+ -+ MOVE(Currentbuf->cursorY,Currentbuf->cursorX); -+} -+ -+int -+get_pixel_per_cell(int *ppc, int *ppl) -+{ -+ fd_set rfd; -+ struct timeval tval; -+ char buf[100]; -+ char *p; -+ ssize_t len; -+ ssize_t left; -+ int wp,hp,wc,hc; -+ int i; -+ -+#ifdef TIOCGWINSZ -+ struct winsize ws; -+ if (ioctl(tty, TIOCGWINSZ, &ws) == 0 && ws.ws_ypixel > 0 && ws.ws_row > 0 && -+ ws.ws_xpixel > 0 && ws.ws_col > 0) { -+ *ppc = ws.ws_xpixel / ws.ws_col; -+ *ppl = ws.ws_ypixel / ws.ws_row; -+ return 1; -+ } -+#endif -+ -+ fputs("\x1b[14t\x1b[18t",ttyf); flush_tty(); -+ -+ p = buf; -+ left = sizeof(buf) - 1; -+ for (i = 0; i < 10; i++) { -+ tval.tv_usec = 200000; /* 0.2 sec * 10 */ -+ tval.tv_sec = 0; -+ FD_ZERO(&rfd); -+ FD_SET(tty,&rfd); -+ if (select(tty+1,&rfd,NULL,NULL,&tval) <= 0 || ! FD_ISSET(tty,&rfd)) -+ continue; -+ -+ if ((len = read(tty,p,left)) <= 0) -+ continue; -+ p[len] = '\0'; -+ -+ if (sscanf(buf,"\x1b[4;%d;%dt\x1b[8;%d;%dt",&hp,&wp,&hc,&wc) == 4) { -+ if (wp > 0 && wc > 0 && hp > 0 && hc > 0) { -+ *ppc = wp / wc; -+ *ppl = hp / hc; -+ return 1; -+ } -+ else { -+ return 0; -+ } -+ } -+ p += len; -+ left -= len; -+ } -+ -+ return 0; -+} -+ - #ifdef USE_MOUSE - #define W3M_TERM_INFO(name, title, mouse) name, title, mouse - #define NEED_XTERM_ON (1) -diff --git a/w3mimg/x11/x11_w3mimg.c b/w3mimg/x11/x11_w3mimg.c -index cef72e2..bc8d0aa 100644 ---- a/w3mimg/x11/x11_w3mimg.c -+++ b/w3mimg/x11/x11_w3mimg.c -@@ -121,16 +121,21 @@ x11_init(w3mimg_op * self) - if (self == NULL) - return 0; - xi = (struct x11_info *)self->priv; -+#if defined(USE_IMLIB) - if (xi == NULL) - return 0; --#if defined(USE_IMLIB) - if (!xi->id) { - xi->id = Imlib_init(xi->display); - if (!xi->id) - return 0; - } - #elif defined(USE_GDKPIXBUF) -- if (!xi->init_flag) { -+ if (!xi) { -+#if defined(USE_GTK2) -+ g_type_init(); -+#endif -+ } -+ else if (!xi->init_flag) { - #if defined(USE_GTK2) - g_type_init(); - #endif -@@ -138,7 +143,7 @@ x11_init(w3mimg_op * self) - xi->init_flag = TRUE; - } - #endif -- if (!xi->imageGC) { -+ if (xi && !xi->imageGC) { - xi->imageGC = XCreateGC(xi->display, xi->parent, 0, NULL); - if (!xi->imageGC) - return 0; -@@ -653,9 +658,11 @@ x11_get_image_size(w3mimg_op * self, W3MImage * img, char *fname, int *w, - - if (self == NULL) - return 0; -+#if defined(USE_IMLIB) && defined(USE_IMLIB2) - xi = (struct x11_info *)self->priv; - if (xi == NULL) - return 0; -+#endif - - #if defined(USE_IMLIB) - im = Imlib_load_image(xi->id, fname); -@@ -755,6 +762,9 @@ w3mimg_x11open() - return NULL; - memset(wop, 0, sizeof(w3mimg_op)); - -+ if (getenv("W3M_USE_REMOTE_IMAGE")) -+ goto end; -+ - xi = (struct x11_info *)malloc(sizeof(struct x11_info)); - if (xi == NULL) - goto error; -@@ -807,6 +817,7 @@ w3mimg_x11open() - - wop->priv = xi; - -+ end: - wop->init = x11_init; - wop->finish = x11_finish; - wop->active = x11_active; |