pcxenc: switch to ff_alloc_packet2().

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/pcxenc.c

@@ -153,8 +153,7 @@ static int pcx_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     line_bytes = (line_bytes + 1) & ~1;
 
     max_pkt_size = 128 + avctx->height * 2 * line_bytes * nplanes + (pal ? 256*3 + 1 : 0);
-    if ((ret = ff_alloc_packet(pkt, max_pkt_size)) < 0) {
-        av_log(avctx, AV_LOG_ERROR, "Error getting output packet of size %d.\n", max_pkt_size);
+    if ((ret = ff_alloc_packet2(avctx, pkt, max_pkt_size)) < 0) {
         return ret;
     }
     buf     = pkt->data;