[ About file ]Name: Le grandi civiltà della storia S01E01 Roma.mkv
Date: Tue, 12 May 2026 13:56:54 +0200
Size: 1,244,236,520 bytes (1186.596413 MiB)
[ Magic ]
File type: Matroska data
File type: EBML file, creator matroska
[ Generic infos ]
Duration: 00:50:43 (3042.922 s)
Container: matroska
Production date: Tue, 12 May 2026 13:56:49 +0200
Total tracks: 2
Track nr. 1: video (V_MPEG4/ISO/AVC) {und}
Track nr. 2: audio (A_AAC) {ita}
Muxing library: libebml v1.4.2 + libmatroska v1.6.4
Writing application: mkvmerge v63.0.0 ('Everything') 32-bit
[ Relevant data ]
Resolution: 1920 x 1080
Width: multiple of 32
Height: multiple of 8
Average DRF: 12.956041
Standard deviation: 5.078908
Std. dev. weighted mean: 4.936893
[ Video track ]
Codec ID: V_MPEG4/ISO/AVC
Resolution: 1920 x 1080
Frame aspect ratio: 16:9 = 1.777778
Pixel aspect ratio: 1:1 = 1
Display aspect ratio: 16:9 = 1.777778
Framerate: 25 fps
Stream size: 1,193,523,224 bytes (1138.232445 MiB)
Duration (bs): 00:50:43 (3042.84 s)
Bitrate (bs): 3137.919112 kbps
Qf: 0.060531
[ Audio track ]
Codec ID: A_AAC
Sampling frequency: 48000 Hz
Channels: 2
Stream size: 49,802,041 bytes (47.494927 MiB)
Bitstream type (bs): AAC LC (Low Complexity)
Frames (bs): 142,637
Duration (bs): 00:50:43 (3042.922667 s)
Chunk-aligned (bs): Yes
Bitrate (bs): 130.932124 kbps VBR
Sampling frequency (bs): 48000 Hz
Mode (bs): 2: front-left, front-right
[ Video bitstream ]
Bitstream type: MPEG-4 Part 10
SPS id: 0
Profile: High@L4.1
Num ref frames: 4
Aspect ratio: Square pixels
Chroma format: YUV 4:2:0
PPS id: 0 (SPS: 0)
Entropy coding type: CABAC
Weighted prediction: P slices - explicit weighted prediction
Weighted bipred idc: B slices - implicit weighted prediction
8x8dct: Yes
Total frames: 76,071
Drop/delay frames: 0
Corrupt frames: 0
P-slices: 30239 ( 39.751 %) ########
B-slices: 44308 ( 58.246 %) ############
I-slices: 1524 ( 2.003 %)
SP-slices: 0 ( 0.000 %)
SI-slices: 0 ( 0.000 %)
[ DRF analysis ]
average DRF: 12.956041
standard deviation: 5.078908
max DRF: 33
DRF<5: 0 ( 0.000 %)
DRF=5: 470 ( 0.618 %)
DRF=6: 943 ( 1.240 %)
DRF=7: 3974 ( 5.224 %) #
DRF=8: 5539 ( 7.281 %) #
DRF=9: 3347 ( 4.400 %) #
DRF=10: 9534 ( 12.533 %) ###
DRF=11: 19231 ( 25.280 %) #####
DRF=12: 9356 ( 12.299 %) ##
DRF=13: 3059 ( 4.021 %) #
DRF=14: 893 ( 1.174 %)
DRF=15: 1302 ( 1.712 %)
DRF=16: 1440 ( 1.893 %)
DRF=17: 1917 ( 2.520 %) #
DRF=18: 2410 ( 3.168 %) #
DRF=19: 2392 ( 3.144 %) #
DRF=20: 1626 ( 2.137 %)
DRF=21: 1347 ( 1.771 %)
DRF=22: 1205 ( 1.584 %)
DRF=23: 1704 ( 2.240 %)
DRF=24: 1662 ( 2.185 %)
DRF=25: 877 ( 1.153 %)
DRF=26: 600 ( 0.789 %)
DRF=27: 340 ( 0.447 %)
DRF=28: 270 ( 0.355 %)
DRF=29: 204 ( 0.268 %)
DRF=30: 157 ( 0.206 %)
DRF=31: 122 ( 0.160 %)
DRF=32: 111 ( 0.146 %)
DRF=33: 39 ( 0.051 %)
DRF>33: 0 ( 0.000 %)
P-slices average DRF: 11.761732
P-slices std. deviation: 4.91185
P-slices max DRF: 33
B-slices average DRF: 13.909475
B-slices std. deviation: 4.962302
B-slices max DRF: 33
I-slices average DRF: 8.933727
I-slices std. deviation: 4.695051
I-slices max DRF: 27