lavc/mjpegdec: use ptrdiff_t instead of ssize_t

Fixes build on msvc.
9 years ago · 27f1ea5097
parent e0b187e7da
commit 27f1ea5097
1 changed files with 2 additions and 2 deletions
--- a/libavcodec/mjpegdec.c
+++ b/libavcodec/mjpegdec.c
@ -1925,7 +1925,7 @@ int ff_mjpeg_find_marker(MJpegDecodeContext *s,
        uint8_t *dst = s->buffer;

        #define copy_data_segment(skip) do {       \
-            ssize_t length = (ptr - src) - (skip); \
+            ptrdiff_t length = (ptr - src) - (skip);  \
            if (length > 0) {                         \
                memcpy(dst, src, length);             \
                dst += length;                        \
@ -1941,7 +1941,7 @@ int ff_mjpeg_find_marker(MJpegDecodeContext *s,
                uint8_t x = *(ptr++);

                if (x == 0xff) {
-                    ssize_t skip = 0;
+                    ptrdiff_t skip = 0;
                    while (ptr < buf_end && x == 0xff) {
                        x = *(ptr++);
                        skip++;