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anim_utils.c: remove warning when !defined(WEBP_HAVE_GIF)

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BUG=webp:355
Change-Id: I57d77672260771bb0c2ab3c802388f2d62b1f187
This commit is contained in:
Pascal Massimino 2017-11-23 00:22:01 -08:00
parent b299c47eac
commit 2e5785b233
1 changed files with 6 additions and 2 deletions
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8
examples/anim_util.c
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@ -16,7 +16,7 @@
#include <stdio.h>
#include <string.h>
#ifdef WEBP_HAVE_GIF
#if defined(WEBP_HAVE_GIF)
#include <gif_lib.h>
#endif
#include "webp/format_constants.h"
@ -33,11 +33,13 @@ static const int kNumChannels = 4;
// -----------------------------------------------------------------------------
// Common utilities.
#if defined(WEBP_HAVE_GIF)
// Returns true if the frame covers the full canvas.
static int IsFullFrame(int width, int height,
int canvas_width, int canvas_height) {
return (width == canvas_width && height == canvas_height);
}
#endif // WEBP_HAVE_GIF
static int CheckSizeForOverflow(uint64_t size) {
return (size == (size_t)size);
@ -85,6 +87,7 @@ void ClearAnimatedImage(AnimatedImage* const image) {
}
}
#if defined(WEBP_HAVE_GIF)
// Clear the canvas to transparent.
static void ZeroFillCanvas(uint8_t* rgba,
uint32_t canvas_width, uint32_t canvas_height) {
@ -126,6 +129,7 @@ static void CopyFrameRectangle(const uint8_t* src, uint8_t* dst, int stride,
dst += stride;
}
}
#endif // WEBP_HAVE_GIF
// Canonicalize all transparent pixels to transparent black to aid comparison.
static void CleanupTransparentPixels(uint32_t* rgba,
@ -280,7 +284,7 @@ static int ReadAnimatedWebP(const char filename[],
// -----------------------------------------------------------------------------
// GIF Decoding.
#ifdef WEBP_HAVE_GIF
#if defined(WEBP_HAVE_GIF)
// Returns true if this is a valid GIF bitstream.
static int IsGIF(const WebPData* const data) {