dany/libwebp
1
0
Fork 0
mirror of https://github.com/webmproject/libwebp.git synced 2025-07-13 14:34:33 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity

check limit of width * height is 32 bits

Browse Source 
Update the RIFF-specs file too

Change-Id: I113a7e25da2f7a19c1344c1dc5d496127cfe2596
This commit is contained in:
Pascal Massimino
2012-07-03 05:42:13 -07:00
parent 16c46e83ac
commit 7f22bd2596
5 changed files with 56 additions and 38 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/webp/format_constants.h
View File

@ -74,7 +74,11 @@ typedef enum {
#define ALPHA_FLAG_BIT 0x10 // Should be same as the ALPHA_FLAG in mux.h
#define ROTATION_FLAG_BITS 0xe0 // all 3 bits for rotation + symmetry
#define MAX_CANVAS_SIZE (1 << 24) // 24 bit max for VP8X width/height.
#define MAX_CANVAS_SIZE (1 << 24) // 24-bit max for VP8X width/height.
#define MAX_IMAGE_AREA (1ULL << 32) // 32-bit max for width x height.
#define MAX_LOOP_COUNT (1 << 16) // maximum value for loop-count
#define MAX_DURATION (1U << 24) // maximum duration
#define MAX_POSITION_OFFSET (1U << 24) // maximum frame/tile x/y offset
// Maximum chunk payload is such that adding the header and padding won't
// overflow a uint32_t.