X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fmsvideo1enc.c;h=e0efb4823fb54e9cbed25dcff8c686886794690d;hb=d7b8a9a589d94550d2eb2ce4147e69311d6c5745;hp=50c0a06dff87be225ae98882e33917c545d33328;hpb=27ccc82e1bb1b97a85e5fb33b92082267078b4d1;p=ffmpeg

diff --git a/libavcodec/msvideo1enc.c b/libavcodec/msvideo1enc.c
index 50c0a06dff8..e0efb4823fb 100644
--- a/libavcodec/msvideo1enc.c
+++ b/libavcodec/msvideo1enc.c
@@ -71,7 +71,7 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     uint16_t *src;
     uint8_t *prevptr;
     uint8_t *dst, *buf;
-    int keyframe = 1;
+    int keyframe = 0;
     int no_skips = 1;
     int i, j, k, x, y, ret;
     int skips = 0;
@@ -110,7 +110,7 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
                 bestscore = 0;
                 for(j = 0; j < 4; j++){
                     for(i = 0; i < 4*3; i++){
-                        int t = prevptr[x*3 + i + j*p->linesize[0]] - c->block[i + j*4*3];
+                        int t = prevptr[x*3 + i - j*3*avctx->width] - c->block[i + j*4*3];
                         bestscore += t*t;
                     }
                 }
@@ -204,14 +204,14 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
                 for(j = 0; j < 4; j++)
                     for(i = 0; i < 4; i++)
                         for(k = 0; k < 3; k++)
-                            prevptr[i*3 + k - j*3*avctx->width] = c->avg[k];
+                            prevptr[x*3 + i*3 + k - j*3*avctx->width] = c->avg[k];
                 break;
             case MODE_2COL:
                 for(j = 0; j < 4; j++){
                     for(i = 0; i < 4; i++){
                         flags |= (c->output[i + j*4]^1) << (i + j*4);
                         for(k = 0; k < 3; k++)
-                            prevptr[i*3 + k - j*3*avctx->width] = c->codebook[c->output[i + j*4]*3 + k];
+                            prevptr[x*3 + i*3 + k - j*3*avctx->width] = c->codebook[c->output[i + j*4]*3 + k];
                     }
                 }
                 bytestream_put_le16(&dst, flags);
@@ -223,7 +223,7 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
                     for(i = 0; i < 4; i++){
                         flags |= (c->output2[remap[i + j*4]]^1) << (i + j*4);
                         for(k = 0; k < 3; k++)
-                            prevptr[i*3 + k - j*3*avctx->width] = c->codebook2[(c->output2[remap[i+j*4]] + (i&2) + (j&2)*2)*3 + k];
+                            prevptr[x*3 + i*3 + k - j*3*avctx->width] = c->codebook2[(c->output2[remap[i+j*4]] + (i&2) + (j&2)*2)*3 + k];
                     }
                 }
                 bytestream_put_le16(&dst, flags);