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avcodec/mjpegdec: use memset to clear alpha

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Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2023-11-25 19:55:46 +01:00
parent f7f4ff1b86
commit e6b9bfaac3
1 changed files with 2 additions and 2 deletions
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4
libavcodec/mjpegdec.c
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@ -2793,8 +2793,8 @@ the_end:
dst[0][j] = g*257 >> 16; dst[0][j] = g*257 >> 16;
dst[1][j] = b*257 >> 16; dst[1][j] = b*257 >> 16;
dst[2][j] = r*257 >> 16; dst[2][j] = r*257 >> 16;
dst[3][j] = 255;
} }
memset(dst[3], 255, w);
} }
} }
if (s->adobe_transform == 2 && s->avctx->pix_fmt == AV_PIX_FMT_YUVA444P) { if (s->adobe_transform == 2 && s->avctx->pix_fmt == AV_PIX_FMT_YUVA444P) {
@ -2816,8 +2816,8 @@ the_end:
dst[0][j] = r*257 >> 16; dst[0][j] = r*257 >> 16;
dst[1][j] = (g*257 >> 16) + 128; dst[1][j] = (g*257 >> 16) + 128;
dst[2][j] = (b*257 >> 16) + 128; dst[2][j] = (b*257 >> 16) + 128;
dst[3][j] = 255;
} }
memset(dst[3], 255, w);
} }
} }