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-rw-r--r--image.c298
1 files changed, 1 insertions, 297 deletions
diff --git a/image.c b/image.c
index 6020e93..2a01954 100644
--- a/image.c
+++ b/image.c
@@ -33,18 +33,6 @@
#include <libexif/exif-data.h>
#endif
-#if HAVE_LIBGIF && !HAVE_IMLIB2_MULTI_FRAME
-#include <gif_lib.h>
-enum { DEF_GIF_DELAY = 75 };
-#endif
-
-#if HAVE_LIBWEBP && !HAVE_IMLIB2_MULTI_FRAME
-#include <stdio.h>
-#include <webp/decode.h>
-#include <webp/demux.h>
-enum { DEF_WEBP_DELAY = 75 };
-#endif
-
#if HAVE_IMLIB2_MULTI_FRAME
enum { DEF_ANIM_DELAY = 75 };
#endif
@@ -144,7 +132,7 @@ void exif_auto_orientate(const fileinfo_t *file)
}
#endif
-#if HAVE_LIBGIF || HAVE_LIBWEBP || HAVE_IMLIB2_MULTI_FRAME
+#if HAVE_IMLIB2_MULTI_FRAME
static void img_multiframe_context_set(img_t *img)
{
if (img->multi.cnt > 1) {
@@ -157,283 +145,7 @@ static void img_multiframe_context_set(img_t *img)
imlib_context_set_image(img->im);
}
-#endif
-
-#if (HAVE_LIBGIF || HAVE_LIBWEBP) && !HAVE_IMLIB2_MULTI_FRAME
-static void img_multiframe_deprecation_notice(void)
-{
- static bool warned;
- if (!warned) {
- error(0, 0, "\n"
- "################################################################\n"
- "# DEPRECATION NOTICE #\n"
- "################################################################\n"
- "# Internal multi-frame gif and webp loaders are deprecated and #\n"
- "# will be removed soon. Please upgrade to Imlib2 v1.8.0 for #\n"
- "# multi-frame/animated image support. #\n"
- "################################################################");
- warned = true;
- }
-}
-#endif
-
-#if HAVE_LIBGIF && !HAVE_IMLIB2_MULTI_FRAME
-static bool img_load_gif(img_t *img, const fileinfo_t *file)
-{
- GifFileType *gif;
- GifRowType *rows = NULL;
- GifRecordType rec;
- ColorMapObject *cmap;
- uint32_t bgpixel = 0, *data, *ptr;
- uint32_t *prev_frame = NULL;
- Imlib_Image im;
- int i, j, bg, r, g, b;
- int x, y, w, h, sw, sh;
- int px, py, pw, ph;
- int intoffset[] = { 0, 4, 2, 1 };
- int intjump[] = { 8, 8, 4, 2 };
- int transp = -1;
- unsigned int disposal = 0, prev_disposal = 0;
- unsigned int delay = 0;
- bool err = false;
- multi_img_t *m = &img->multi;
-
- img_multiframe_deprecation_notice();
-
-#if defined(GIFLIB_MAJOR) && GIFLIB_MAJOR >= 5
- gif = DGifOpenFileName(file->path, NULL);
-#else
- gif = DGifOpenFileName(file->path);
-#endif
- if (gif == NULL) {
- error(0, 0, "%s: Error opening gif image", file->name);
- return false;
- }
- bg = gif->SBackGroundColor;
- sw = gif->SWidth;
- sh = gif->SHeight;
- px = py = pw = ph = 0;
-
- m->length = m->cnt = m->sel = 0;
- do {
- if (DGifGetRecordType(gif, &rec) == GIF_ERROR) {
- err = true;
- break;
- }
- if (rec == EXTENSION_RECORD_TYPE) {
- int ext_code;
- GifByteType *ext = NULL;
-
- DGifGetExtension(gif, &ext_code, &ext);
- while (ext) {
- if (ext_code == GRAPHICS_EXT_FUNC_CODE) {
- if (ext[1] & 1)
- transp = (int)ext[4];
- else
- transp = -1;
-
- delay = 10 * ((unsigned int)ext[3] << 8 | (unsigned int)ext[2]);
- disposal = (unsigned int)ext[1] >> 2 & 0x7;
- }
- ext = NULL;
- DGifGetExtensionNext(gif, &ext);
- }
- } else if (rec == IMAGE_DESC_RECORD_TYPE) {
- if (DGifGetImageDesc(gif) == GIF_ERROR) {
- err = true;
- break;
- }
- x = gif->Image.Left;
- y = gif->Image.Top;
- w = gif->Image.Width;
- h = gif->Image.Height;
-
- rows = emalloc(h * sizeof(*rows));
- for (i = 0; i < h; i++)
- rows[i] = emalloc(w * sizeof(*rows[i]));
- if (gif->Image.Interlace) {
- for (i = 0; i < 4; i++) {
- for (j = intoffset[i]; j < h; j += intjump[i])
- DGifGetLine(gif, rows[j], w);
- }
- } else {
- for (i = 0; i < h; i++)
- DGifGetLine(gif, rows[i], w);
- }
-
- ptr = data = emalloc(sw * sh * sizeof(*data));
- cmap = gif->Image.ColorMap ? gif->Image.ColorMap : gif->SColorMap;
- /* if bg > cmap->ColorCount, it is transparent black already */
- if (cmap && bg >= 0 && bg < cmap->ColorCount) {
- r = cmap->Colors[bg].Red;
- g = cmap->Colors[bg].Green;
- b = cmap->Colors[bg].Blue;
- bgpixel = 0x00ffffff & (r << 16 | g << 8 | b);
- }
-
- for (i = 0; i < sh; i++) {
- for (j = 0; j < sw; j++) {
- if (i < y || i >= y + h || j < x || j >= x + w ||
- rows[i - y][j - x] == transp)
- {
- if (prev_frame != NULL &&
- (prev_disposal != 2 || i < py || i >= py + ph ||
- j < px || j >= px + pw))
- {
- *ptr = prev_frame[i * sw + j];
- } else {
- *ptr = bgpixel;
- }
- } else {
- assert(cmap != NULL);
- r = cmap->Colors[rows[i - y][j - x]].Red;
- g = cmap->Colors[rows[i - y][j - x]].Green;
- b = cmap->Colors[rows[i - y][j - x]].Blue;
- *ptr = 0xffu << 24 | r << 16 | g << 8 | b;
- }
- ptr++;
- }
- }
-
- im = imlib_create_image_using_copied_data(sw, sh, data);
-
- for (i = 0; i < h; i++)
- free(rows[i]);
- free(rows);
- free(data);
-
- if (im == NULL) {
- err = true;
- break;
- }
-
- imlib_context_set_image(im);
- imlib_image_set_format("gif");
- if (transp >= 0)
- imlib_image_set_has_alpha(1);
-
- if (disposal != 3)
- prev_frame = imlib_image_get_data_for_reading_only();
- prev_disposal = disposal;
- px = x, py = y, pw = w, ph = h;
-
- assert(m->cnt <= m->cap);
- if (m->cnt == m->cap) {
- m->cap = m->cap == 0 ? 16 : (m->cap * 2);
- m->frames = erealloc(m->frames, m->cap * sizeof(*m->frames));
- }
- m->frames[m->cnt].im = im;
- delay = m->framedelay > 0 ? m->framedelay : delay;
- m->frames[m->cnt].delay = delay > 0 ? delay : DEF_GIF_DELAY;
- m->length += m->frames[m->cnt].delay;
- m->cnt++;
- }
- } while (rec != TERMINATE_RECORD_TYPE);
-
-#if defined(GIFLIB_MAJOR) && GIFLIB_MAJOR >= 5 && GIFLIB_MINOR >= 1
- DGifCloseFile(gif, NULL);
-#else
- DGifCloseFile(gif);
-#endif
-
- if (err && (file->flags & FF_WARN))
- error(0, 0, "%s: Corrupted gif file", file->name);
-
- img_multiframe_context_set(img);
-
- return !err;
-}
-#endif /* HAVE_LIBGIF */
-
-#if HAVE_LIBWEBP && !HAVE_IMLIB2_MULTI_FRAME
-static bool img_load_webp(img_t *img, const fileinfo_t *file)
-{
- FILE *webp_file;
- WebPData data;
- Imlib_Image im = NULL;
- struct WebPAnimDecoderOptions opts;
- WebPAnimDecoder *dec = NULL;
- struct WebPAnimInfo info;
- unsigned char *buf = NULL, *bytes = NULL;
- int ts;
- const WebPDemuxer *demux;
- WebPIterator iter;
- unsigned long flags;
- unsigned int delay;
- bool err = false;
- multi_img_t *m = &img->multi;
-
- img_multiframe_deprecation_notice();
- if ((webp_file = fopen(file->path, "rb")) == NULL) {
- error(0, errno, "%s: Error opening webp image", file->name);
- return false;
- }
- fseek(webp_file, 0L, SEEK_END);
- data.size = ftell(webp_file);
- rewind(webp_file);
- bytes = emalloc(data.size);
- if ((err = fread(bytes, 1, data.size, webp_file) != data.size)) {
- error(0, 0, "%s: Error reading webp image", file->name);
- goto fail;
- }
- data.bytes = bytes;
-
- /* Setup the WebP Animation Decoder */
- if ((err = !WebPAnimDecoderOptionsInit(&opts))) {
- error(0, 0, "%s: WebP library version mismatch", file->name);
- goto fail;
- }
- opts.color_mode = MODE_BGRA;
- /* NOTE: Multi-threaded decoding may cause problems on some system */
- opts.use_threads = true;
- dec = WebPAnimDecoderNew(&data, &opts);
- if ((err = (dec == NULL) || !WebPAnimDecoderGetInfo(dec, &info))) {
- error(0, 0, "%s: WebP parsing or memory error (file is corrupt?)", file->name);
- goto fail;
- }
- demux = WebPAnimDecoderGetDemuxer(dec);
-
- /* Get global information for the image */
- flags = WebPDemuxGetI(demux, WEBP_FF_FORMAT_FLAGS);
- img->w = WebPDemuxGetI(demux, WEBP_FF_CANVAS_WIDTH);
- img->h = WebPDemuxGetI(demux, WEBP_FF_CANVAS_HEIGHT);
-
- if (info.frame_count > m->cap) {
- m->cap = info.frame_count;
- m->frames = erealloc(m->frames, m->cap * sizeof(*m->frames));
- }
-
- /* Load and decode frames (also works on images with only 1 frame) */
- m->length = m->cnt = m->sel = 0;
- while (WebPAnimDecoderGetNext(dec, &buf, &ts)) {
- im = imlib_create_image_using_copied_data(info.canvas_width, info.canvas_height,
- (uint32_t *)buf);
- imlib_context_set_image(im);
- imlib_image_set_format("webp");
- /* Get an iterator of this frame - used for frame info (duration, etc.) */
- WebPDemuxGetFrame(demux, m->cnt + 1, &iter);
- imlib_image_set_has_alpha((flags & ALPHA_FLAG) == ALPHA_FLAG);
- /* Store info for this frame */
- m->frames[m->cnt].im = im;
- delay = iter.duration > 0 ? iter.duration : DEF_WEBP_DELAY;
- m->frames[m->cnt].delay = delay;
- m->length += m->frames[m->cnt].delay;
- m->cnt++;
- }
- WebPDemuxReleaseIterator(&iter);
-
- img_multiframe_context_set(img);
-fail:
- if (dec != NULL)
- WebPAnimDecoderDelete(dec);
- free(bytes);
- fclose(webp_file);
- return !err;
-}
-#endif /* HAVE_LIBWEBP */
-
-#if HAVE_IMLIB2_MULTI_FRAME
static void img_area_clear(int x, int y, int w, int h)
{
assert(x >= 0 && y >= 0);
@@ -596,14 +308,6 @@ bool img_load(img_t *img, const fileinfo_t *file)
#endif
if ((fmt = imlib_image_format()) != NULL) { /* NOLINT: fmt might be unused, not worth fixing */
-#if HAVE_LIBGIF && !HAVE_IMLIB2_MULTI_FRAME
- if (STREQ(fmt, "gif"))
- img_load_gif(img, file);
-#endif
-#if HAVE_LIBWEBP && !HAVE_IMLIB2_MULTI_FRAME
- if (STREQ(fmt, "webp"))
- img_load_webp(img, file);
-#endif
#if HAVE_LIBEXIF && defined(IMLIB2_VERSION)
if (!STREQ(fmt, "jpeg") && !STREQ(fmt, "jpg"))
exif_auto_orientate(file);
generated by cgit v1.2.3-54-g00ecf (git 2.45.0) at 2024-05-10 17:49:28 +0200