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@ -190,10 +190,13 @@ static void mp_decode_line(MotionPixelsContext *mp, GetBitContext *gb, int y) |
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p = mp_get_yuv_from_rgb(mp, x - 1, y); |
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} else { |
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p.y += mp_gradient(mp, 0, mp_get_vlc(mp, gb)); |
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p.y = av_clip(p.y, 0, 31); |
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if ((x & 3) == 0) { |
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if ((y & 3) == 0) { |
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p.v += mp_gradient(mp, 1, mp_get_vlc(mp, gb)); |
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p.v = av_clip(p.v, -32, 31); |
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p.u += mp_gradient(mp, 2, mp_get_vlc(mp, gb)); |
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p.u = av_clip(p.u, -32, 31); |
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mp->hpt[((y / 4) * mp->avctx->width + x) / 4] = p; |
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} else { |
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p.v = mp->hpt[((y / 4) * mp->avctx->width + x) / 4].v; |
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@ -217,9 +220,12 @@ static void mp_decode_frame_helper(MotionPixelsContext *mp, GetBitContext *gb) |
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p = mp_get_yuv_from_rgb(mp, 0, y); |
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} else { |
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p.y += mp_gradient(mp, 0, mp_get_vlc(mp, gb)); |
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p.y = av_clip(p.y, 0, 31); |
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if ((y & 3) == 0) { |
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p.v += mp_gradient(mp, 1, mp_get_vlc(mp, gb)); |
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p.v = av_clip(p.v, -32, 31); |
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p.u += mp_gradient(mp, 2, mp_get_vlc(mp, gb)); |
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p.u = av_clip(p.u, -32, 31); |
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} |
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mp->vpt[y] = p; |
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mp_set_rgb_from_yuv(mp, 0, y, &p); |
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