avformat/mxfenc: write index delta entry array needed by sony vegas pro 11

tests/ref/lavf/mxf

-93367bc02b8997b84224e7eb359cae8a *./tests/data/lavf/lavf.mxf
+96c0f82082eb420ecbddf7810f3b3943 *./tests/data/lavf/lavf.mxf
 526393 ./tests/data/lavf/lavf.mxf
 ./tests/data/lavf/lavf.mxf CRC=0x8dddfaab
-0e6d7a2a2c99a2a168114698be4c645f *./tests/data/lavf/lavf.mxf
+072d0f1f4a2859a3416535beb3d33531 *./tests/data/lavf/lavf.mxf
 561721 ./tests/data/lavf/lavf.mxf
 ./tests/data/lavf/lavf.mxf CRC=0x96ff1b48
-7754550ff6fe5895555610f586a15fc5 *./tests/data/lavf/lavf.mxf
+8376d69f7eccfc268041dffd82db1a61 *./tests/data/lavf/lavf.mxf
 526393 ./tests/data/lavf/lavf.mxf
 ./tests/data/lavf/lavf.mxf CRC=0x8dddfaab

tests/ref/lavf/mxf_d10

-693c6e28c56607aba86e73da3d14cecf *./tests/data/lavf/lavf.mxf_d10
+ad3f0da2f77e5269e896b367f2a5b0b0 *./tests/data/lavf/lavf.mxf_d10
 5332013 ./tests/data/lavf/lavf.mxf_d10
 ./tests/data/lavf/lavf.mxf_d10 CRC=0x6c74d488

tests/ref/lavf/mxf_dv25

-37ad73c526ecc698dbae5a8995c7dd4d *./tests/data/lavf/lavf.mxf_dv25
+cd1ea9497444b0b43d930b0dc56aecf7 *./tests/data/lavf/lavf.mxf_dv25
 3834413 ./tests/data/lavf/lavf.mxf_dv25
 ./tests/data/lavf/lavf.mxf_dv25 CRC=0xbdaf7f52

tests/ref/lavf/mxf_dvcpro50

-8e989e5eb6f64741c1f3f2a9bfdb6f9a *./tests/data/lavf/lavf.mxf_dvcpro50
+ce601c92f0e2d7f07cbf6263a8a18ea5 *./tests/data/lavf/lavf.mxf_dvcpro50
 7431213 ./tests/data/lavf/lavf.mxf_dvcpro50
 ./tests/data/lavf/lavf.mxf_dvcpro50 CRC=0xe3bbe4b4

tests/ref/lavf/mxf_opatom

-b6e1fde300f68808ead5c316fd9a4543 *./tests/data/lavf/lavf.mxf_opatom
+76093fef1ac42587cc374012dc1945db *./tests/data/lavf/lavf.mxf_opatom
 4717625 ./tests/data/lavf/lavf.mxf_opatom
 ./tests/data/lavf/lavf.mxf_opatom CRC=0xf55aa22a

tests/ref/lavf/mxf_opatom_audio

-cc0dc4aacd82f5495456000c4ce38b08 *./tests/data/lavf/lavf.mxf_opatom_audio
+8524f908a6fa8750a4755ab79cc1516c *./tests/data/lavf/lavf.mxf_opatom_audio
 102969 ./tests/data/lavf/lavf.mxf_opatom_audio
 ./tests/data/lavf/lavf.mxf_opatom_audio CRC=0xd155c6ff