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-rw-r--r--libswscale/swscale-example.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libswscale/swscale-example.c b/libswscale/swscale-example.c
index c8faf80f55..a812ee5963 100644
--- a/libswscale/swscale-example.c
+++ b/libswscale/swscale-example.c
@@ -198,14 +198,14 @@ static void selfTest(uint8_t *ref[4], int refStride[4], int w, int h)
enum PixelFormat srcFormat, dstFormat;
for (srcFormat = 0; srcFormat < PIX_FMT_NB; srcFormat++) {
- if (!sws_isSupportedInput(srcFormat))
+ if (!sws_isSupportedInput(srcFormat) || !sws_isSupportedOutput(srcFormat))
continue;
for (dstFormat = 0; dstFormat < PIX_FMT_NB; dstFormat++) {
int i, j, k;
int res = 0;
- if (!sws_isSupportedOutput(dstFormat))
+ if (!sws_isSupportedInput(dstFormat) || !sws_isSupportedOutput(dstFormat))
continue;
printf("%s -> %s\n",