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

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

Index: source/patched-ffmpeg-mt/libavcodec/nellymoserdec.c
===================================================================
--- source/patched-ffmpeg-mt/libavcodec/nellymoserdec.c	(revision 50820)
+++ source/patched-ffmpeg-mt/libavcodec/nellymoserdec.c	(working copy)
@@ -166,21 +166,18 @@
     if (buf_size < avctx->block_align)
         return buf_size;
 
-    switch (buf_size) {
-        case 64:    // 8000Hz
-            blocks = 1; break;
-        case 128:   // 11025Hz
-            blocks = 2; break;
-        case 192:   // 16000Hz
-            blocks = 3; break;
-        case 256:   // 22050Hz
-            blocks = 4; break;
-        case 512:   // 44100Hz
-            blocks = 8; break;
-        default:
-            av_log(avctx, AV_LOG_DEBUG, "Tag size %d.\n", buf_size);
-            return buf_size;
+    if (buf_size % 64) {
+        av_log(avctx, AV_LOG_ERROR, "Tag size %d.\n", buf_size);
+        return buf_size;
     }
+    blocks = buf_size / 64;
+    /* Normal numbers of blocks for sample rates:
+     *  8000 Hz - 1
+     * 11025 Hz - 2
+     * 16000 Hz - 3
+     * 22050 Hz - 4
+     * 44100 Hz - 8
+     */
 
     for (i=0 ; i<blocks ; i++) {
         nelly_decode_block(s, &buf[i*NELLY_BLOCK_LEN], s->float_buf);