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authorRonald S. Bultje <rbultje@gmail.com>2013-10-14 03:13:10 +0200
committerLuca Barbato <lu_zero@gentoo.org>2013-11-15 10:16:27 +0100
commit458446acfa1441d283dacf9e6e545beb083b8bb0 (patch)
tree49178dd81fe5208c996c942fb0c7e7a08f2e51db /libavcodec/wmv2.c
parent3cbe1126530449336e2ce59b194bdb8c4eb4abb4 (diff)
lavc: Edge emulation with dst/src linesize
Allow supporting files for which the image stride is smaller than the maximum block size + number of subpel mc taps, e.g. a 64x64 VP9 file or a 16x16 VP8 file with -fflags +emu_edge.
Diffstat (limited to 'libavcodec/wmv2.c')
-rw-r--r--libavcodec/wmv2.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/libavcodec/wmv2.c b/libavcodec/wmv2.c
index f4bc907740..b3307763a0 100644
--- a/libavcodec/wmv2.c
+++ b/libavcodec/wmv2.c
@@ -120,8 +120,12 @@ void ff_mspel_motion(MpegEncContext *s,
if(s->flags&CODEC_FLAG_EMU_EDGE){
if(src_x<1 || src_y<1 || src_x + 17 >= s->h_edge_pos
|| src_y + h+1 >= v_edge_pos){
- s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr - 1 - s->linesize, s->linesize, 19, 19,
- src_x-1, src_y-1, s->h_edge_pos, s->v_edge_pos);
+ s->vdsp.emulated_edge_mc(s->edge_emu_buffer,
+ ptr - 1 - s->linesize,
+ s->linesize, s->linesize,
+ 19, 19,
+ src_x - 1, src_y - 1,
+ s->h_edge_pos, s->v_edge_pos);
ptr= s->edge_emu_buffer + 1 + s->linesize;
emu=1;
}
@@ -161,16 +165,22 @@ void ff_mspel_motion(MpegEncContext *s,
offset = (src_y * uvlinesize) + src_x;
ptr = ref_picture[1] + offset;
if(emu){
- s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,
- src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);
+ s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr,
+ s->uvlinesize, s->uvlinesize,
+ 9, 9,
+ src_x, src_y,
+ s->h_edge_pos >> 1, s->v_edge_pos >> 1);
ptr= s->edge_emu_buffer;
}
pix_op[1][dxy](dest_cb, ptr, uvlinesize, h >> 1);
ptr = ref_picture[2] + offset;
if(emu){
- s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,
- src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);
+ s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr,
+ s->uvlinesize, s->uvlinesize,
+ 9, 9,
+ src_x, src_y,
+ s->h_edge_pos >> 1, s->v_edge_pos >> 1);
ptr= s->edge_emu_buffer;
}
pix_op[1][dxy](dest_cr, ptr, uvlinesize, h >> 1);