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authorCarl Eugen Hoyos <cehoyos@ag.or.at>2012-05-19 19:20:22 +0200
committerCarl Eugen Hoyos <cehoyos@ag.or.at>2012-05-19 20:07:28 +0200
commit2596d7261d75381e6f1f9841e86ee051a09c374e (patch)
tree91e060452e5bc8d790d37e377d66c06598691992 /libavcodec/avuidec.c
parent9d30a96aa14477afc06c8d2a29ba292c7187624e (diff)
Fix interlaced AVUI decoding.
Diffstat (limited to 'libavcodec/avuidec.c')
-rw-r--r--libavcodec/avuidec.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/libavcodec/avuidec.c b/libavcodec/avuidec.c
index d43de33cbd..ad0c40c4b6 100644
--- a/libavcodec/avuidec.c
+++ b/libavcodec/avuidec.c
@@ -53,8 +53,8 @@ static int avui_decode_frame(AVCodecContext *avctx, void *data,
interlaced = avctx->extradata[19] != 1;
skip[0] = skip[1] = 16;
if (avctx->height == 486) {
- skip[0] = 8;
- skip[1] = 12;
+ skip[0] = 10;
+ skip[1] = 10;
}
if (avpkt->size < avctx->width * (2 * avctx->height + skip[0] + skip[1])
+ 4 * interlaced) {
@@ -85,10 +85,17 @@ static int avui_decode_frame(AVCodecContext *avctx, void *data,
for (i = 0; i < interlaced + 1; i++) {
src += avctx->width * skip[i];
srca += avctx->width * skip[i];
+ if (interlaced && avctx->height == 486) {
+ y = pic->data[0] + (1 - i) * pic->linesize[0];
+ u = pic->data[1] + (1 - i) * pic->linesize[1];
+ v = pic->data[2] + (1 - i) * pic->linesize[2];
+ a = pic->data[3] + (1 - i) * pic->linesize[3];
+ } else {
y = pic->data[0] + i * pic->linesize[0];
u = pic->data[1] + i * pic->linesize[1];
v = pic->data[2] + i * pic->linesize[2];
a = pic->data[3] + i * pic->linesize[3];
+ }
for (j = 0; j < avctx->height >> interlaced; j++) {
for (k = 0; k < avctx->width >> 1; k++) {