motionpixels_tableinit();
mp->avctx = avctx;
ff_dsputil_init(&mp->dsp, avctx);
- mp->changes_map = av_mallocz(avctx->width * h4);
+ mp->changes_map = av_mallocz_array(avctx->width, h4);
mp->offset_bits_len = av_log2(avctx->width * avctx->height) + 1;
- mp->vpt = av_mallocz(avctx->height * sizeof(YuvPixel));
- mp->hpt = av_mallocz(h4 * w4 / 16 * sizeof(YuvPixel));
+ mp->vpt = av_mallocz_array(avctx->height, sizeof(YuvPixel));
+ mp->hpt = av_mallocz_array(h4 / 4, w4 / 4 * sizeof(YuvPixel));
if (!mp->changes_map || !mp->vpt || !mp->hpt) {
av_freep(&mp->changes_map);
av_freep(&mp->vpt);