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image-loader: don't leak pixman_image bits data

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Set the pixman_image destroy function to free bits data
This commit is contained in:
Rafal Mielniczuk 2012-07-11 18:48:25 +02:00 committed by Kristian Høgsberg
parent 96ddcb25ab
commit 9d4ddefcce
1 changed files with 21 additions and 3 deletions
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24
shared/image-loader.c
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@ -64,11 +64,18 @@ error_exit(j_common_ptr cinfo)
longjmp(cinfo->client_data, 1);
}
static void
pixman_image_destroy_func(pixman_image_t *image, void *data)
{
free(data);
}
static pixman_image_t *
load_jpeg(FILE *fp)
{
struct jpeg_decompress_struct cinfo;
struct jpeg_error_mgr jerr;
struct pixman_image_t *pixman_image = NULL;
unsigned int i;
int stride, first;
JSAMPLE *data, *rows[4];
@ -110,10 +117,15 @@ load_jpeg(FILE *fp)
jpeg_destroy_decompress(&cinfo);
return pixman_image_create_bits(PIXMAN_a8r8g8b8,
pixman_image = pixman_image_create_bits(PIXMAN_a8r8g8b8,
cinfo.output_width,
cinfo.output_height,
(uint32_t *) data, stride);
pixman_image_set_destroy_function(pixman_image,
pixman_image_destroy_func, data);
return pixman_image;
}
static inline int
@ -180,6 +192,7 @@ load_png(FILE *fp)
png_uint_32 width, height;
int depth, color_type, interlace, stride;
unsigned int i;
pixman_image_t *pixman_image = NULL;
png = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL,
png_error_callback, NULL);
@ -260,8 +273,13 @@ load_png(FILE *fp)
free(row_pointers);
png_destroy_read_struct(&png, &info, NULL);
return pixman_image_create_bits(PIXMAN_a8r8g8b8, width, height,
(uint32_t *) data, stride);
pixman_image = pixman_image_create_bits(PIXMAN_a8r8g8b8,
width, height, (uint32_t *) data, stride);
pixman_image_set_destroy_function(pixman_image,
pixman_image_destroy_func, data);
return pixman_image;
}
#ifdef HAVE_WEBP