From 3199a562f88fc7a2f458f52a5544a389ad310942 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=90=D1=80=D1=82=D1=91=D0=BC=20=D0=9F=D0=B0=D0=B2=D0=BB?=
 =?UTF-8?q?=D0=BE=D0=B2=20=5BArtyom=20Pavlov=5D?= <newpavlov@gmail.com>
Date: Sat, 28 Jul 2018 22:18:30 +0300
Subject: [PATCH] chamge pixel limit from u32 to u64

---
 flif/src/components/header.rs | 8 ++++----
 flif/src/lib.rs               | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/flif/src/components/header.rs b/flif/src/components/header.rs
index 4202990..fc5a754 100644
--- a/flif/src/components/header.rs
+++ b/flif/src/components/header.rs
@@ -37,10 +37,10 @@ fn read_varint<R: Read>(reader: &mut R, delta: u32) -> Result<u32> {
 }
 
 /// Check if number of pixels uphelds provided limit
-fn check_limit(width: u32, height: u32, frames: u32, limit: u32) -> Result<()> {
-    let pixels = frames
-        .checked_mul(width)
-        .and_then(|val| val.checked_mul(height));
+fn check_limit(width: u32, height: u32, frames: u32, limit: u64) -> Result<()> {
+    let pixels = (frames as u64)
+        .checked_mul(width as u64)
+        .and_then(|val| val.checked_mul(height as u64));
     match pixels {
         Some(pix) if pix > limit => Err(Error::LimitViolation(format!(
             "number of pixels exceeds limit: {}/{}",
diff --git a/flif/src/lib.rs b/flif/src/lib.rs
index a6cee4d..54d1672 100644
--- a/flif/src/lib.rs
+++ b/flif/src/lib.rs
@@ -84,7 +84,7 @@ pub struct Limits {
     /// max number of metadata entries (default: 8)
     pub metadata_count: u32,
     /// max number of pixels: `width * height * frames` (default: 67M = 2<sup>26</sup>)
-    pub pixels: u32,
+    pub pixels: u64,
     /// max number of MANIAC nodes (default: 16384 = 2<sup>14</sup>)
     pub maniac_nodes: u32,
 }