diff options
Diffstat (limited to 'image.c')
| -rw-r--r-- | image.c | 232 |
1 files changed, 216 insertions, 16 deletions
@@ -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); @@ -90,17 +110,18 @@ termImage() static int openImgdisplay() { + char *cmd; + + if (!strchr(Imgdisplay, '/')) + cmd = Strnew_m_charp(w3m_auxbin_dir(), "/", Imgdisplay, NULL)->ptr; + else + cmd = Imgdisplay; 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 ? */ } @@ -155,6 +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) { @@ -170,12 +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; @@ -183,6 +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; @@ -206,9 +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(); } @@ -320,6 +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(); @@ -333,6 +411,9 @@ loadImage(Buffer *buf, int flag) struct stat st; int i, draw = FALSE; /* int wait_st; */ +#ifdef DONT_CALL_GC_AFTER_FORK + char *loadargs[7]; +#endif if (maxLoadImage > MAX_LOAD_IMAGE) maxLoadImage = MAX_LOAD_IMAGE; @@ -346,7 +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; @@ -377,7 +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); @@ -403,7 +484,8 @@ loadImage(Buffer *buf, int flag) } if (draw && image_buffer) { - drawImage(); + if (!enable_inline_image) + drawImage(); showImageProgress(image_buffer); } @@ -431,8 +513,29 @@ loadImage(Buffer *buf, int flag) break; } image_cache[i] = cache; + if (!cache->touch) { + continue; + } flush_tty(); +#ifdef DONT_CALL_GC_AFTER_FORK + loadargs[0] = MyProgramName; + loadargs[1] = "-$$getimage"; + loadargs[2] = conv_to_system(cache->url); + loadargs[3] = conv_to_system(parsedURL2Str(cache->current)->ptr); + loadargs[4] = cache->file; + loadargs[5] = cache->touch; + loadargs[6] = NULL; + if ((cache->pid = fork()) == 0) { + setup_child(FALSE, 0, -1); + execvp(MyProgramName, loadargs); + exit(1); + } + else if (cache->pid < 0) { + cache->pid = 0; + return; + } +#else /* !DONT_CALL_GC_AFTER_FORK */ if ((cache->pid = fork()) == 0) { Buffer *b; /* @@ -458,6 +561,7 @@ loadImage(Buffer *buf, int flag) cache->pid = 0; return; } +#endif /* !DONT_CALL_GC_AFTER_FORK */ } } @@ -492,12 +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) { @@ -519,6 +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) { @@ -531,6 +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); @@ -546,6 +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; @@ -558,11 +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; |