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examples: quiet warnings

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When WEBP_HAVE_(JPEG|PNG) were undefined the stub functions would
produce warnings for unused parameters.

Change-Id: I79b2457c769d1f9382be834162de019c5427f94b
This commit is contained in:
James Zern
2011-06-24 16:50:02 -04:00
parent 13ed94b8ad
commit 0805706252
2 changed files with 7 additions and 0 deletions
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5
examples/cwebp.c
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@@ -283,6 +283,8 @@ static int ReadJPEG(FILE* in_file, WebPPicture* const pic) {
#else #else
static int ReadJPEG(FILE* in_file, WebPPicture* const pic) { static int ReadJPEG(FILE* in_file, WebPPicture* const pic) {
(void)in_file;
(void)pic;
printf("JPEG support not compiled. Please install the libjpeg development " printf("JPEG support not compiled. Please install the libjpeg development "
"package before building.\n"); "package before building.\n");
return 0; return 0;
@@ -378,6 +380,9 @@ static int ReadPNG(FILE* in_file, WebPPicture* const pic, int keep_alpha) {
} }
#else #else
static int ReadPNG(FILE* in_file, WebPPicture* const pic, int keep_alpha) { static int ReadPNG(FILE* in_file, WebPPicture* const pic, int keep_alpha) {
(void)in_file;
(void)pic;
(void)keep_alpha;
printf("PNG support not compiled. Please install the libpng development " printf("PNG support not compiled. Please install the libpng development "
"package before building.\n"); "package before building.\n");
return 0; return 0;

2
examples/dwebp.c
View File

@@ -186,6 +186,8 @@ static int WritePNG(FILE* out_file, const WebPDecBuffer* const buffer) {
typedef uint32_t png_uint_32; typedef uint32_t png_uint_32;
static int WritePNG(FILE* out_file, const WebPDecBuffer* const buffer) { static int WritePNG(FILE* out_file, const WebPDecBuffer* const buffer) {
(void)out_file;
(void)buffer;
printf("PNG support not compiled. Please install the libpng development " printf("PNG support not compiled. Please install the libpng development "
"package before building.\n"); "package before building.\n");
printf("You can run with -ppm flag to decode in PPM format.\n"); printf("You can run with -ppm flag to decode in PPM format.\n");