avfilter/vf_fieldmatch: Add () to protect the arguments of the HAS_FF_AROUND() macro

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-02-17 00:49:32 +01:00
parent f15c734be1
commit 2bae7b3370
1 changed files with 3 additions and 3 deletions

View File

@ -285,9 +285,9 @@ static int calc_combed_score(const FieldMatchContext *fm, const AVFrame *src)
cmkpV += cmk_linesizeUV; cmkpV += cmk_linesizeUV;
cmkpU += cmk_linesizeUV; cmkpU += cmk_linesizeUV;
for (x = 1; x < width - 1; x++) { for (x = 1; x < width - 1; x++) {
#define HAS_FF_AROUND(p, lz) (p[x-1 - lz] == 0xff || p[x - lz] == 0xff || p[x+1 - lz] == 0xff || \ #define HAS_FF_AROUND(p, lz) (p[(x)-1 - (lz)] == 0xff || p[(x) - (lz)] == 0xff || p[(x)+1 - (lz)] == 0xff || \
p[x-1 ] == 0xff || p[x+1 ] == 0xff || \ p[(x)-1 ] == 0xff || p[(x)+1 ] == 0xff || \
p[x-1 + lz] == 0xff || p[x + lz] == 0xff || p[x+1 + lz] == 0xff) p[(x)-1 + (lz)] == 0xff || p[(x) + (lz)] == 0xff || p[(x)+1 + (lz)] == 0xff)
if ((cmkpV[x] == 0xff && HAS_FF_AROUND(cmkpV, cmk_linesizeUV)) || if ((cmkpV[x] == 0xff && HAS_FF_AROUND(cmkpV, cmk_linesizeUV)) ||
(cmkpU[x] == 0xff && HAS_FF_AROUND(cmkpU, cmk_linesizeUV))) { (cmkpU[x] == 0xff && HAS_FF_AROUND(cmkpU, cmk_linesizeUV))) {
((uint16_t*)cmkp)[x] = 0xffff; ((uint16_t*)cmkp)[x] = 0xffff;