fixed another bug in jpeg_save_to_memory()

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/jpeg.c b/lib/jpeg.c
index ddf50f63..e10f90d8 100644
--- a/lib/jpeg.c
+++ b/lib/jpeg.c
@@ -247,7 +247,7 @@ int jpeg_save_to_mem(unsigned char*data, unsigned width, unsigned height, int qu
     } else if(components == 4) {
         unsigned char*data2 = malloc(width*3);
         for(t=0;t<height;t++) {
-            unsigned char*line = &data[width*3*t];
+            unsigned char*line = &data[width*4*t];
             int x;
             for(x=0;x<width;x++) {
                 data2[x*3+0] = line[x*4+1];