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Fix a bug in vp8_clamp_mv function

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Scott fixed the bug in MV clamping function in encoder, which
could cause artifacts.

Change-Id: Id05f2794c43c31cdd45e66179c8811f3ee452cb9
This commit is contained in:
Yunqing Wang 2011-05-18 09:52:56 -04:00
parent eafdc5e10a
commit 9c62f94129
2 changed files with 6 additions and 6 deletions
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6
vp8/encoder/pickinter.c
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@ -637,10 +637,10 @@ void vp8_pick_inter_mode(VP8_COMP *cpi, MACROBLOCK *x, int recon_yoffset, int re
/* adjust mvp to make sure it is within MV range */ /* adjust mvp to make sure it is within MV range */
vp8_clamp_mv(&mvp, vp8_clamp_mv(&mvp,
best_ref_mv.as_mv.row - MAX_FULL_PEL_VAL,
best_ref_mv.as_mv.row + MAX_FULL_PEL_VAL,
best_ref_mv.as_mv.col - MAX_FULL_PEL_VAL, best_ref_mv.as_mv.col - MAX_FULL_PEL_VAL,
best_ref_mv.as_mv.col + MAX_FULL_PEL_VAL); best_ref_mv.as_mv.col + MAX_FULL_PEL_VAL,
best_ref_mv.as_mv.row - MAX_FULL_PEL_VAL,
best_ref_mv.as_mv.row + MAX_FULL_PEL_VAL);
} }
switch (this_mode) switch (this_mode)

6
vp8/encoder/rdopt.c
View File

@ -1878,10 +1878,10 @@ void vp8_rd_pick_inter_mode(VP8_COMP *cpi, MACROBLOCK *x, int recon_yoffset, int
/* adjust mvp to make sure it is within MV range */ /* adjust mvp to make sure it is within MV range */
vp8_clamp_mv(&mvp, vp8_clamp_mv(&mvp,
best_ref_mv.as_mv.row - MAX_FULL_PEL_VAL,
best_ref_mv.as_mv.row + MAX_FULL_PEL_VAL,
best_ref_mv.as_mv.col - MAX_FULL_PEL_VAL, best_ref_mv.as_mv.col - MAX_FULL_PEL_VAL,
best_ref_mv.as_mv.col + MAX_FULL_PEL_VAL); best_ref_mv.as_mv.col + MAX_FULL_PEL_VAL,
best_ref_mv.as_mv.row - MAX_FULL_PEL_VAL,
best_ref_mv.as_mv.row + MAX_FULL_PEL_VAL);
} }
// Check to see if the testing frequency for this mode is at its max // Check to see if the testing frequency for this mode is at its max