avcodec_decode_video2 is deprecated

[9000h]

codec.c: In function ‘CodecVideoDecode’:
codec.c:617:5: warning: ‘avcodec_decode_video2’ is deprecated [-Wdeprecated-declarations]
used = avcodec_decode_video2(video_ctx, frame, &got_frame, pkt);
^

this can fully replace it

--- codec.c.orig	2018-02-03 20:52:17.250388421 +0100
+++ codec.c	2018-02-03 20:53:22.678721937 +0100
@@ -612,8 +612,25 @@
     *pkt = *avpkt;			// use copy
 
   next_part:
+#if 0
     // FIXME: this function can crash with bad packets
     used = avcodec_decode_video2(video_ctx, frame, &got_frame, pkt);
+#else
+         if (video_ctx->codec_type == AVMEDIA_TYPE_VIDEO ||
+             video_ctx->codec_type == AVMEDIA_TYPE_AUDIO) {
+             used = avcodec_send_packet(video_ctx, pkt);
+             if (used < 0 && used != AVERROR(EAGAIN) && used != AVERROR_EOF) {
+            } else {
+             if (used >= 0)
+                 pkt->size = 0;
+             used = avcodec_receive_frame(video_ctx, frame);
+             if (used >= 0)
+                 got_frame = 1;
+//             if (used == AVERROR(EAGAIN) || used == AVERROR_EOF)
+//                 used = 0;
+             }
+         }
+#endif
     Debug(4, "%s: %p %d -> %d %d\n", __FUNCTION__, pkt->data, pkt->size, used,
 	got_frame);
 

[pesintta]

Fixed by merging of #38