[Galaxy Tab Pro 12.2, 10.1, 8.4 Q&A, Help & Trouble] Alexey71:
I install cm12.1. And I was surprised. MX player + HW decoder no lags

General
Unique ID : 184339390969183420546407901272347771050 (0x8AAE79AD3ED53321076224DBCA8000AA)
Complete name : D:\Видео\Humans.S01E01.1080p.HDTV.DD5.1.x265-DTG.mkv
Format : Matroska
Format version : Version 4 / Version 2
File size : 591 MiB
Duration : 45mn 47s
Overall bit rate : 1 804 Kbps
Encoded date : UTC 2015-06-24 21:05:18
Writing application : mkvmerge v7.8.0 ('River Man') 64bit built on May 4 2015 21:19:49
Writing library : Lavf56.36.100
DURATION : 00:43:28.720000000
NUMBER_OF_FRAMES : 577
NUMBER_OF_BYTES : 20064
_STATISTICS_WRITING_APP : mkvmerge v7.8.0 ('River Man') 64bit built on May 4 2015 21:19:49
_STATISTICS_WRITING_DATE_UTC : 2015-06-24 21:05:18
_STATISTICS_TAGS : BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES

Video
ID : 1
Format : HEVC
Format/Info : High Efficiency Video Coding
Format profile : Main@L4@Main
Codec ID : V_MPEGH/ISO/HEVC
Duration : 45mn 47s
Bit rate : 1 384 Kbps
Width : 1 920 pixels
Height : 1 080 pixels
Display aspect ratio : 16:9
Frame rate mode : Constant
Frame rate : 25.000 fps
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Bits/(Pixel*Frame) : 0.027
Stream size : 453 MiB (77%)
Writing library : x265 1.7+231-3a5cd130f9084147:[Linux][GCC 4.8.4][64 bit] 8bit
Encoding settings : wpp / ctu=64 / min-cu-size=8 / max-tu-size=32 / tu-intra-depth=1 / tu-inter-depth=1 / me=3 / subme=3 / merange=57 / rect / no-amp / max-merge=3 / temporal-mvp / no-early-skip / rdpenalty=0 / no-tskip / no-tskip-fast / strong-intra-smoothing / no-lossless / no-cu-lossless / no-constrained-intra / no-fast-intra / open-gop / no-temporal-layers / interlace=0 / keyint=250 / min-keyint=25 / scenecut=40 / rc-lookahead=25 / lookahead-slices=0 / bframes=4 / bframe-bias=0 / b-adapt=2 / ref=3 / limit-refs=0 / weightp / no-weightb / aq-mode=1 / aq-strength=1.00 / cbqpoffs=0 / crqpoffs=0 / rd=4 / psy-rd=0.30 / rdoq-level=2 / psy-rdoq=1.00 / signhide / deblock / sao / no-sao-non-deblock / b-pyramid / cutree / rc=crf / crf=21.0 / qcomp=0.60 / qpmin=0 / qpmax=51 / qpstep=4 / ipratio=1.40 / pbratio=1.30
Default : Yes
Forced : No
Color range : Limited
Matrix coefficients : BT.709
DURATION : 00:45:47.960000000
NUMBER_OF_FRAMES : 68699
NUMBER_OF_BYTES : 487039065
_STATISTICS_WRITING_APP : mkvmerge v7.8.0 ('River Man') 64bit built on May 4 2015 21:19:49
_STATISTICS_WRITING_DATE_UTC : 2015-06-24 21:05:18
_STATISTICS_TAGS : BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES

Audio
ID : 2
Format : AC-3
Format/Info : Audio Coding 3
Mode extension : CM (complete main)
Format settings, Endianness : Big
Codec ID : A_AC3
Duration : 45mn 47s
Bit rate mode : Constant
Bit rate : 384 Kbps
Channel(s) : 2 channels
Channel positions : Front: L R
Sampling rate : 48.0 KHz
Compression mode : Lossy
Stream size : 126 MiB (21%)
Default : Yes
Forced : No
DURATION : 00:45:47.968000000
NUMBER_OF_FRAMES : 85874
NUMBER_OF_BYTES : 131902464
_STATISTICS_WRITING_APP : mkvmerge v7.8.0 ('River Man') 64bit built on May 4 2015 21:19:49
_STATISTICS_WRITING_DATE_UTC : 2015-06-24 21:05:18
_STATISTICS_TAGS : BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES

Text
ID : 3
Format : UTF-8
Codec ID : S_TEXT/UTF8
Codec ID/Info : UTF-8 Plain Text
Default : Yes
Forced : No