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Bump Wuffs, support partial PNGs through it

This commit is contained in:
Přemysl Eric Janouch 2022-06-04 19:16:00 +02:00
parent 8bba456b14
commit ac6b606ccc
Signed by: p
GPG Key ID: A0420B94F92B9493
3 changed files with 13 additions and 12 deletions
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21
fiv-io.c
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@ -589,7 +589,6 @@ load_wuffs_frame(struct load_wuffs_frame_context *ctx, GError **error)
WUFFS_BASE__PIXEL_FORMAT__BGRA_NONPREMUL)
decode_format = CAIRO_FORMAT_ARGB32;
bool success = false;
unsigned char *targetbuf = NULL;
cairo_surface_t *surface =
cairo_image_surface_create(decode_format, ctx->width, ctx->height);
@ -627,7 +626,10 @@ load_wuffs_frame(struct load_wuffs_frame_context *ctx, GError **error)
WUFFS_BASE__PIXEL_BLEND__SRC, ctx->workbuf, NULL);
if (!wuffs_base__status__is_ok(&status)) {
set_error(error, wuffs_base__status__message(&status));
goto fail;
// The PNG decoder, at minimum, will flush any pixel data, so use them.
if (status.repr != wuffs_base__suspension__short_read)
goto fail;
}
if (ctx->target) {
@ -760,19 +762,17 @@ load_wuffs_frame(struct load_wuffs_frame_context *ctx, GError **error)
else
ctx->result = surface;
success = true;
ctx->result_tail = surface;
ctx->last_fc = fc;
g_free(targetbuf);
return wuffs_base__status__is_ok(&status);
fail:
if (!success) {
cairo_surface_destroy(surface);
g_clear_pointer(&ctx->result, cairo_surface_destroy);
ctx->result_tail = NULL;
}
cairo_surface_destroy(surface);
g_clear_pointer(&ctx->result, cairo_surface_destroy);
ctx->result_tail = NULL;
g_free(targetbuf);
return success;
return false;
}
// https://github.com/google/wuffs/blob/main/example/gifplayer/gifplayer.c
@ -2695,7 +2695,6 @@ fiv_io_open_from_data(
#ifdef HAVE_GDKPIXBUF // ------------------------------------------------------
// This is used as a last resort, the rest above is special-cased.
// Wuffs #71 and similar concerns make us default to it in all cases.
if (!surface) {
GError *err = NULL;
if ((surface = open_gdkpixbuf(data, len, ctx, &err))) {

2
fiv-thumbnail.c
View File

@ -425,8 +425,10 @@ read_wide_thumbnail(
bool sRGB = false;
GBytes *thum = cairo_surface_get_user_data(surface, &fiv_io_key_thum);
if (!thum) {
g_clear_error(error);
set_error(error, "not a thumbnail");
} else if (!check_wide_thumbnail_texts(thum, uri, mtime, &sRGB)) {
g_clear_error(error);
set_error(error, "mismatch");
} else {
// TODO(p): Add a function or a non-valueless define to check

2
wuffs-mirror-release-c

@ -1 +1 @@
Subproject commit cc74cb4d30f48c3f5e312e48a8ed87e009f62d9b
Subproject commit 123a5c6ede3c052aaf9bbef59afb9410baa2b40a