ffmpeg update to june 23 version which fixes mp4 crash on still frames with 3...

source/patched-ffmpeg-mt/libavcodec/vp3.c

Index: source/patched-ffmpeg-mt/libavcodec/vp3.c
===================================================================
--- source/patched-ffmpeg-mt/libavcodec/vp3.c	(revision 50820)
+++ source/patched-ffmpeg-mt/libavcodec/vp3.c	(working copy)
@@ -134,7 +134,6 @@
     AVFrame last_frame;
     AVFrame current_frame;
     int keyframe;
-    int flushed;
     DSPContext dsp;
     int flipped_image;
     int last_slice_end;
@@ -1609,7 +1608,6 @@
     s->avctx = avctx;
     s->width = FFALIGN(avctx->width, 16);
     s->height = FFALIGN(avctx->height, 16);
-    s->flushed = 0;
     if (avctx->pix_fmt == PIX_FMT_NONE)
         avctx->pix_fmt = PIX_FMT_YUV420P;
     avctx->chroma_sample_location = AVCHROMA_LOC_CENTER;
@@ -1893,7 +1891,7 @@
         if (s->qps[i] != s->last_qps[i] || s->qps[0] != s->last_qps[0])
             init_dequantizer(s, i);
 
-    if (!s->keyframe && (avctx->skip_frame >= AVDISCARD_NONKEY || s->flushed))
+    if (avctx->skip_frame >= AVDISCARD_NONKEY && !s->keyframe)
         return buf_size;
 
     s->current_frame.reference = 3;
@@ -1904,7 +1902,6 @@
     }
 
     if (s->keyframe) {
-        s->flushed = 0;
         if (!s->theora)
         {
             skip_bits(&gb, 4); /* width code */
@@ -2043,12 +2040,6 @@
     return 0;
 }
 
-static void vp3_decode_flush (AVCodecContext *avctx) {
-    // FIXME: Actually flush data.
-    Vp3DecodeContext *s = avctx->priv_data;
-    s->flushed = 1;
-}
-
 static int read_huffman_tree(AVCodecContext *avctx, GetBitContext *gb)
 {
     Vp3DecodeContext *s = avctx->priv_data;
@@ -2355,7 +2346,6 @@
     vp3_decode_frame,
     CODEC_CAP_DR1 | CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_FRAME_THREADS,
     NULL,
-    .flush = vp3_decode_flush,
     .long_name = NULL_IF_CONFIG_SMALL("Theora"),
     .update_thread_context = ONLY_IF_THREADS_ENABLED(vp3_update_thread_context)
 };
@@ -2372,7 +2362,6 @@
     vp3_decode_frame,
     CODEC_CAP_DR1 | CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_FRAME_THREADS,
     NULL,
-    .flush = vp3_decode_flush,
     .long_name = NULL_IF_CONFIG_SMALL("On2 VP3"),
     .update_thread_context = ONLY_IF_THREADS_ENABLED(vp3_update_thread_context)
 };