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authorMichael Niedermayer <michaelni@gmx.at>2014-06-13 03:45:23 +0400
committerMichael Niedermayer <michaelni@gmx.at>2014-06-13 03:56:01 +0400
commitc5fc8ae12622a507d7b9ee30ddcd3734e6de6b1d (patch)
treee3da9d7fb2fe1a07adaa134095db64a6f5ccfe24 /libavcodec/mpegvideo_motion.c
parentffe6ecc418add84063b55a8bfa6e3662600f2d9e (diff)
avcodec/mpegvideo: fix edge emulation with uvlinesize below 25
Fixes fate-vsynth3-wmv2 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/mpegvideo_motion.c')
-rw-r--r--libavcodec/mpegvideo_motion.c22
1 files changed, 12 insertions, 10 deletions
diff --git a/libavcodec/mpegvideo_motion.c b/libavcodec/mpegvideo_motion.c
index a844a2ca43..b006b99002 100644
--- a/libavcodec/mpegvideo_motion.c
+++ b/libavcodec/mpegvideo_motion.c
@@ -324,19 +324,20 @@ void mpeg_motion_internal(MpegEncContext *s,
s->h_edge_pos, s->v_edge_pos);
ptr_y = s->edge_emu_buffer;
if (!CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY)) {
- uint8_t *uvbuf = s->edge_emu_buffer + 18 * s->linesize;
- s->vdsp.emulated_edge_mc(uvbuf, ptr_cb,
+ uint8_t *ubuf = s->edge_emu_buffer + 18 * s->linesize;
+ uint8_t *vbuf = ubuf + 9 * s->uvlinesize;
+ s->vdsp.emulated_edge_mc(ubuf, ptr_cb,
s->uvlinesize, s->uvlinesize,
9, 9 + field_based,
uvsrc_x, uvsrc_y << field_based,
s->h_edge_pos >> 1, s->v_edge_pos >> 1);
- s->vdsp.emulated_edge_mc(uvbuf + 16, ptr_cr,
+ s->vdsp.emulated_edge_mc(vbuf, ptr_cr,
s->uvlinesize, s->uvlinesize,
9, 9 + field_based,
uvsrc_x, uvsrc_y << field_based,
s->h_edge_pos >> 1, s->v_edge_pos >> 1);
- ptr_cb = uvbuf;
- ptr_cr = uvbuf + 16;
+ ptr_cb = ubuf;
+ ptr_cr = vbuf;
}
}
@@ -545,19 +546,20 @@ static inline void qpel_motion(MpegEncContext *s,
s->h_edge_pos, s->v_edge_pos);
ptr_y = s->edge_emu_buffer;
if (!CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY)) {
- uint8_t *uvbuf = s->edge_emu_buffer + 18 * s->linesize;
- s->vdsp.emulated_edge_mc(uvbuf, ptr_cb,
+ uint8_t *ubuf = s->edge_emu_buffer + 18 * s->linesize;
+ uint8_t *vbuf = ubuf + 9 * s->uvlinesize;
+ s->vdsp.emulated_edge_mc(ubuf, ptr_cb,
s->uvlinesize, s->uvlinesize,
9, 9 + field_based,
uvsrc_x, uvsrc_y << field_based,
s->h_edge_pos >> 1, s->v_edge_pos >> 1);
- s->vdsp.emulated_edge_mc(uvbuf + 16, ptr_cr,
+ s->vdsp.emulated_edge_mc(vbuf, ptr_cr,
s->uvlinesize, s->uvlinesize,
9, 9 + field_based,
uvsrc_x, uvsrc_y << field_based,
s->h_edge_pos >> 1, s->v_edge_pos >> 1);
- ptr_cb = uvbuf;
- ptr_cr = uvbuf + 16;
+ ptr_cb = ubuf;
+ ptr_cr = vbuf;
}
}