[FFmpeg-cvslog] avcodec/svq1enc: fix encoding of small widths
Michael Niedermayer
git at videolan.org
Fri Jun 13 21:12:19 CEST 2014
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri Jun 13 20:59:24 2014 +0200| [043bcdcdb00ebcbae80d7a9f78b763b33b9f0d15] | committer: Michael Niedermayer
avcodec/svq1enc: fix encoding of small widths
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=043bcdcdb00ebcbae80d7a9f78b763b33b9f0d15
---
libavcodec/svq1enc.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/libavcodec/svq1enc.c b/libavcodec/svq1enc.c
index 7631f05..26e7aea 100644
--- a/libavcodec/svq1enc.c
+++ b/libavcodec/svq1enc.c
@@ -252,7 +252,7 @@ static int svq1_encode_plane(SVQ1EncContext *s, int plane,
int block_width, block_height;
int level;
int threshold[6];
- uint8_t *src = s->scratchbuf + stride * 16;
+ uint8_t *src = s->scratchbuf + stride * 32;
const int lambda = (f->quality * f->quality) >>
(2 * FF_LAMBDA_SHIFT);
@@ -427,12 +427,12 @@ static int svq1_encode_plane(SVQ1EncContext *s, int plane,
dxy = (mx & 1) + 2 * (my & 1);
- s->hdsp.put_pixels_tab[0][dxy](temp + 16,
+ s->hdsp.put_pixels_tab[0][dxy](temp + 16*stride,
ref + (mx >> 1) +
stride * (my >> 1),
stride, 16);
- score[1] += encode_block(s, src + 16 * x, temp + 16,
+ score[1] += encode_block(s, src + 16 * x, temp + 16*stride,
decoded, stride, 5, 64, lambda, 0);
best = score[1] <= score[0];
@@ -586,7 +586,7 @@ static int svq1_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
(ret = ff_get_buffer(avctx, s->last_picture, 0)) < 0) {
return ret;
}
- s->scratchbuf = av_malloc(s->current_picture->linesize[0] * 16 * 2);
+ s->scratchbuf = av_malloc(s->current_picture->linesize[0] * 16 * 3);
}
FFSWAP(AVFrame*, s->current_picture, s->last_picture);
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