avcodec/lcldec: Fix undefined NULL + 0

Affected the FATE tests vsynth*-zlib, mszh and zlib.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2021-03-26 14:11:18 +01:00 committed by Andreas Rheinhardt
parent 911fe69c5f
commit dd9cbd1cc3

View File

@ -173,7 +173,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPac
int uqvq, ret;
unsigned int mthread_inlen, mthread_outlen;
unsigned int len = buf_size;
int linesize;
int linesize, offset;
if ((ret = ff_thread_get_buffer(avctx, &tframe, 0)) < 0)
return ret;
@ -373,8 +373,10 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPac
/* Convert colorspace */
y_out = frame->data[0] + (height - 1) * frame->linesize[0];
u_out = frame->data[1] + (height - 1) * frame->linesize[1];
v_out = frame->data[2] + (height - 1) * frame->linesize[2];
offset = (height - 1) * frame->linesize[1];
u_out = FF_PTR_ADD(frame->data[1], offset);
offset = (height - 1) * frame->linesize[2];
v_out = FF_PTR_ADD(frame->data[2], offset);
switch (c->imgtype) {
case IMGTYPE_YUV111:
for (row = 0; row < height; row++) {