---
libavcodec/lagarith.c | 10 +++++-----
1 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/libavcodec/lagarith.c b/libavcodec/lagarith.c
index 10cc71e..9200773 100644
--- a/libavcodec/lagarith.c
+++ b/libavcodec/lagarith.c
@@ -245,21 +245,21 @@ static void lag_pred_line(LagarithContext *l, uint8_t
*buf,
{
int L, TL;
+ /* Left pixel is actually prev_row[width] */
+ L = buf[width - stride - 1];
if (!line) {
/* Left prediction only for first line */
L = l->dsp.add_hfyu_left_prediction(buf + 1, buf + 1,
width - 1, buf[0]);
return;
} else if (line == 1) {
- /* Second line, left predict first pixel, the rest of the line is
median predicted */
- /* FIXME: In the case of RGB this pixel is top predicted */
- TL = buf[-stride];
+ /* Second line, left predict first pixel, the rest of the line is
median predicted
+ * NOTE: In the case of RGB this pixel is top predicted */
+ TL = l->avctx->pix_fmt == PIX_FMT_YUV420P ? buf[-stride] : L;
} else {
/* Top left is 2 rows back, last pixel */
TL = buf[width - (2 * stride) - 1];
}
- /* Left pixel is actually prev_row[width] */
- L = buf[width - stride - 1];
add_lag_median_prediction(buf, buf - stride, buf,
width, &L, &TL);
--
1.7.8.rc1
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