Revised handling of GIF animations
- New option `-a`: Play animations at startup - Ctrl-Space toggles animation for all GIF files - Infinite loop for all animations
This commit is contained in:
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9c92de8584
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2
Makefile
2
Makefile
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@ -1,4 +1,4 @@
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VERSION = git-20140723
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VERSION = git-20140725
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PREFIX = /usr/local
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MANPREFIX = $(PREFIX)/share/man
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@ -68,6 +68,7 @@ of small previews is displayed, making it easy to choose an image to open.
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**Command line options:**
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-a Play animations of multi-frame images
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-b Do not show info bar on bottom of window
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-c Remove all orphaned cache files from thumbnail cache and exit
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-f Start in fullscreen mode
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@ -117,7 +118,7 @@ of small previews is displayed, making it easy to choose an image to open.
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p,Backspace Go [count] images backward
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[,] Go [count] * 10 images backward/forward
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Ctrl-n,p Go to the next/previous frame of a multi-frame image
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Ctrl-Space Play/pause animation of a multi-frame image
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Ctrl-Space Play/stop animations of multi-frame images
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h,j,k,l Scroll image 1/5 of window width/height or [count] pixels
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left/down/up/right (also with arrow keys)
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H,J,K,L Scroll to left/bottom/top/right image edge
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12
commands.c
12
commands.c
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@ -282,13 +282,17 @@ bool ci_navigate_frame(arg_t a)
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bool ci_toggle_animation(arg_t a)
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{
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bool dirty = false;
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img.multi.animate = !img.multi.animate;
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if (img.multi.animate) {
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reset_timeout(animate);
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img.multi.animate = false;
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} else if (img_frame_animate(&img, true)) {
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dirty = img_frame_animate(&img, true);
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set_timeout(animate, img.multi.frames[img.multi.sel].delay, true);
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} else {
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reset_timeout(animate);
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}
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return true;
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return dirty;
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}
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bool ci_scroll(arg_t a)
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@ -34,13 +34,6 @@ static const float zoom_levels[] = {
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/* default slideshow delay (in sec, overwritten via -S option): */
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enum { SLIDESHOW_DELAY = 5 };
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/* default settings for multi-frame gif images: */
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enum {
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GIF_DELAY = 100, /* delay time (in ms) */
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GIF_AUTOPLAY = 1, /* autoplay when loaded [0/1] */
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GIF_LOOP = 0 /* loop? [0: no, 1: endless, -1: as specified in file] */
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};
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/* gamma correction: the user-visible ranges [-GAMMA_RANGE, 0] and
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* (0, GAMMA_RANGE] are mapped to the ranges [0, 1], and (1, GAMMA_MAX].
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* */
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39
image.c
39
image.c
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@ -35,7 +35,7 @@
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#if HAVE_GIFLIB
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#include <gif_lib.h>
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enum { MIN_GIF_DELAY = 25 };
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enum { DEF_GIF_DELAY = 75 };
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#endif
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float zoom_min;
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@ -85,8 +85,8 @@ void img_init(img_t *img, win_t *win)
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img->aa = ANTI_ALIAS;
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img->alpha = ALPHA_LAYER;
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img->multi.cap = img->multi.cnt = 0;
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img->multi.animate = false;
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img->multi.length = img->multi.repeat = 0;
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img->multi.animate = options->animate;
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img->multi.length = 0;
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img->cmod = imlib_create_color_modifier();
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img->gamma = MIN(MAX(options->gamma, -GAMMA_RANGE), GAMMA_RANGE);
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@ -160,7 +160,7 @@ bool img_load_gif(img_t *img, const fileinfo_t *file)
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s_malloc(sizeof(img_frame_t) * img->multi.cap);
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}
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img->multi.cnt = img->multi.sel = 0;
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img->multi.length = img->multi.repeat = 0;
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img->multi.length = 0;
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#if defined(GIFLIB_MAJOR) && GIFLIB_MAJOR >= 5
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gif = DGifOpenFileName(file->path, NULL);
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@ -194,16 +194,7 @@ bool img_load_gif(img_t *img, const fileinfo_t *file)
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transp = -1;
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delay = 10 * ((unsigned int) ext[3] << 8 | (unsigned int) ext[2]);
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if (delay)
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delay = MAX(delay, MIN_GIF_DELAY);
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disposal = (unsigned int) ext[1] >> 2 & 0x7;
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} else if (ext_code == APPLICATION_EXT_FUNC_CODE) {
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if (ext[0] == 11 && memcmp(ext+1, "NETSCAPE2.0", 11) == 0) {
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DGifGetExtensionNext(gif, &ext);
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if (ext && ext[0] == 3 && ext[1] == 1)
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img->multi.repeat = ((int) ext[3] << 8 | (int) ext[2]) - 1;
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}
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}
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ext = NULL;
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DGifGetExtensionNext(gif, &ext);
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@ -289,7 +280,7 @@ bool img_load_gif(img_t *img, const fileinfo_t *file)
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img->multi.cap * sizeof(img_frame_t));
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}
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img->multi.frames[img->multi.cnt].im = im;
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img->multi.frames[img->multi.cnt].delay = delay ? delay : GIF_DELAY;
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img->multi.frames[img->multi.cnt].delay = delay > 0 ? delay : DEF_GIF_DELAY;
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img->multi.length += img->multi.frames[img->multi.cnt].delay;
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img->multi.cnt++;
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}
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@ -308,12 +299,10 @@ bool img_load_gif(img_t *img, const fileinfo_t *file)
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imlib_context_set_image(img->im);
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imlib_free_image();
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img->im = img->multi.frames[0].im;
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img->multi.animate = GIF_AUTOPLAY;
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} else if (img->multi.cnt == 1) {
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imlib_context_set_image(img->multi.frames[0].im);
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imlib_free_image();
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img->multi.cnt = 0;
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img->multi.animate = false;
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}
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imlib_context_set_image(img->im);
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@ -841,21 +830,15 @@ bool img_frame_animate(img_t *img, bool restart)
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return false;
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if (img->multi.sel + 1 >= img->multi.cnt) {
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if (restart || GIF_LOOP == 1) {
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img_frame_goto(img, 0);
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} else if (GIF_LOOP == -1 && img->multi.repeat != 0) {
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if (img->multi.repeat > 0)
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img->multi.repeat--;
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img_frame_goto(img, 0);
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} else {
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img->multi.animate = false;
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return false;
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}
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img->dirty = true;
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return true;
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} else if (!restart) {
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img_frame_goto(img, img->multi.sel + 1);
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}
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img->multi.animate = true;
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img->dirty = true;
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return true;
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} else {
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return false;
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}
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}
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2
image.h
2
image.h
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@ -36,7 +36,6 @@ typedef struct {
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int sel;
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bool animate;
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int length;
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int repeat;
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} multi_img_t;
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typedef struct {
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@ -51,7 +50,6 @@ typedef struct {
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scalemode_t scalemode;
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float zoom;
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bool re;
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bool checkpan;
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bool dirty;
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bool aa;
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@ -33,7 +33,7 @@ const options_t *options = (const options_t*) &_options;
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void print_usage(void)
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{
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printf("usage: sxiv [-bcfhioqrtvZ] [-G GAMMA] [-g GEOMETRY] [-n NUM] "
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printf("usage: sxiv [-abcfhioqrtvZ] [-G GAMMA] [-g GEOMETRY] [-n NUM] "
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"[-N NAME] [-S DELAY] [-s MODE] [-z ZOOM] FILES...\n");
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}
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@ -55,6 +55,7 @@ void parse_options(int argc, char **argv)
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_options.scalemode = SCALE_DOWN;
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_options.zoom = 1.0;
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_options.animate = false;
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_options.gamma = 0;
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_options.slideshow = 0;
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@ -67,11 +68,14 @@ void parse_options(int argc, char **argv)
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_options.thumb_mode = false;
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_options.clean_cache = false;
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while ((opt = getopt(argc, argv, "bcfG:g:hin:N:oqrS:s:tvZz:")) != -1) {
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while ((opt = getopt(argc, argv, "abcfG:g:hin:N:oqrS:s:tvZz:")) != -1) {
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switch (opt) {
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case '?':
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print_usage();
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exit(EXIT_FAILURE);
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case 'a':
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_options.animate = true;
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break;
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case 'b':
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_options.hide_bar = true;
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break;
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@ -34,6 +34,7 @@ typedef struct {
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/* image: */
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scalemode_t scalemode;
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float zoom;
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bool animate;
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int gamma;
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int slideshow;
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7
sxiv.1
7
sxiv.1
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sxiv \- Simple X Image Viewer
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.SH SYNOPSIS
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.B sxiv
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.RB [ \-bcfhioqrtvZ ]
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.RB [ \-abcfhioqrtvZ ]
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.RB [ \-G
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.IR GAMMA ]
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.RB [ \-g
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manager.
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.SH OPTIONS
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.TP
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.B \-a
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Play animations of multi-frame images.
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.TP
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.B \-b
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Do not show info bar on bottom of window.
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.TP
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Go to the previous frame of a multi-frame image.
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.TP
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.B Ctrl-Space
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Play/pause animation of a multi-frame image.
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Play/stop animations of multi-frame images.
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.SS Panning
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.TP
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.BR h ", " Left
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