videolan/ffmpeg
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Only expand raw and packed 1bpp tiff horizontally if it is palettised.

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This commit is contained in:
Carl Eugen Hoyos 2011-12-31 20:45:04 +01:00
parent 9d9316ae34
commit 714d2f9796
1 changed files with 6 additions and 3 deletions
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9
libavcodec/tiff.c
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@ -224,7 +224,8 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t* dst, int stride, const uin
if (ssrc + size - src < width)
return AVERROR_INVALIDDATA;
if (!s->fill_order) {
horizontal_fill(s->bpp, dst, 1, src, 0, width, 0);
horizontal_fill(s->bpp * (s->avctx->pix_fmt == PIX_FMT_PAL8),
dst, 1, src, 0, width, 0);
} else {
int i;
for (i = 0; i < width; i++)
@ -241,7 +242,8 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t* dst, int stride, const uin
av_log(s->avctx, AV_LOG_ERROR, "Copy went out of bounds\n");
return -1;
}
horizontal_fill(s->bpp, dst, 1, src, 0, code, pixels);
horizontal_fill(s->bpp * (s->avctx->pix_fmt == PIX_FMT_PAL8),
dst, 1, src, 0, code, pixels);
src += code;
pixels += code;
}else if(code != -128){ // -127..-1
@ -251,7 +253,8 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t* dst, int stride, const uin
return -1;
}
c = *src++;
horizontal_fill(s->bpp, dst, 0, NULL, c, code, pixels);
horizontal_fill(s->bpp * (s->avctx->pix_fmt == PIX_FMT_PAL8),
dst, 0, NULL, c, code, pixels);
pixels += code;
}
}