Like this: mkfifo /dev/shm/renderfarm.y4m <-- random name from previous test cin /home/admin/huawei_matepad_t/sdcard1/video/20200101_000443A.mp4 file has such params: Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/home/admin/huawei_matepad_t/sdcard1/video/20200101_000443A.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2mp41 Duration: 00:00:13.27, start: 0.000000, bitrate: 23664 kb/s Stream #0:0(eng): Video: h264 (Main) (avc1 / 0x31637661), yuv420p(tv, bt470bg/bt470bg/smpte170m), 3840x2160, 23087 kb/s, 30.08 fps, 30 tbr, 1k tbn, 2k tbc (default) Metadata: handler_name : VideoHandler vendor_id : [0][0][0][0] Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, mono, fltp, 2 kb/s (default) Metadata: handler_name : SoundHandler vendor_id : [0][0][0][0] fake (interpolated) 4k h264 mp4 from camera I do not have anymore in cin I select render, ffmpeg-> y4m, there pixels y420p, then run render. In another terminal: ffmpeg -i /dev/shm/renderfarm.y4m -c:v libx265 /dev/shm/renderfarm.mp4 it ended up encoding file at around 1.0 fps :) bash-5.1$ ffmpeg -i /dev/shm/renderfarm.y4m -c:v libx265 /dev/shm/renderfarm.mp4 ffmpeg version 4.4.4 Copyright (c) 2000-2023 the FFmpeg developers built with gcc 11.2.0 (GCC) configuration: --prefix=/usr --libdir=/usr/lib --shlibdir=/usr/lib --docdir=/usr/doc/ffmpeg-4.4.4/html --mandir=/usr/man --disable-debug --enable-shared --disable-static --enable-gpl --enable-version3 --enable-avresample --arch=i586 --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-gnutls --enable-libass --enable-libbluray --enable-libcdio --enable-frei0r --enable-libgsm --enable-openal --enable-libopus --enable-librtmp --enable-libsnappy --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libv4l2 --enable-libvidstab --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxvid --enable-libmp3lame --enable-opencl --enable-opengl --enable-libopenjpeg --disable-libpulse --enable-libsmbclient --enable-libsvtav1 --enable-libxml2 --enable-librsvg --enable-libdrm --enable-libaom --enable-libdav1d --enable-libsoxr --enable-libzimg --enable-vapoursynth libavutil 56. 70.100 / 56. 70.100 libavcodec 58.134.100 / 58.134.100 libavformat 58. 76.100 / 58. 76.100 libavdevice 58. 13.100 / 58. 13.100 libavfilter 7.110.100 / 7.110.100 libavresample 4. 0. 0 / 4. 0. 0 libswscale 5. 9.100 / 5. 9.100 libswresample 3. 9.100 / 3. 9.100 libpostproc 55. 9.100 / 55. 9.100 Input #0, yuv4mpegpipe, from '/dev/shm/renderfarm.y4m': Duration: N/A, start: 0.000000, bitrate: N/A Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p(tv, progressive), 3840x2160, SAR 1:1 DAR 16:9, 30 fps, 30 tbr, 30 tbn, 30 tbc File '/dev/shm/renderfarm.mp4' already exists. Overwrite? [y/N] y Stream mapping: Stream #0:0 -> #0:0 (rawvideo (native) -> hevc (libx265)) Press [q] to stop, [?] for help x265 [info]: HEVC encoder version 3.5+1-f0c1022b6 x265 [info]: build info [Linux][GCC 11.2.0][32 bit] 8bit+10bit+12bit x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX XOP FMA4 FMA3 BMI1 x265 [info]: Main profile, Level-5 (Main tier) x265 [info]: Thread pool created using 4 threads x265 [info]: Slices : 1 x265 [info]: frame threads / pool features : 2 / wpp(34 rows) x265 [info]: Coding QT: max CU size, min CU size : 64 / 8 x265 [info]: Residual QT: max TU size, max depth : 32 / 1 inter / 1 intra x265 [info]: ME / range / subpel / merge : hex / 57 / 2 / 3 x265 [info]: Keyframe min / max / scenecut / bias : 25 / 250 / 40 / 5.00 x265 [info]: Lookahead / bframes / badapt : 20 / 4 / 2 x265 [info]: b-pyramid / weightp / weightb : 1 / 1 / 0 x265 [info]: References / ref-limit cu / depth : 3 / off / on x265 [info]: AQ: mode / str / qg-size / cu-tree : 2 / 1.0 / 32 / 1 x265 [info]: Rate Control / qCompress : CRF-28.0 / 0.60 x265 [info]: tools: rd=3 psy-rd=2.00 early-skip rskip mode=1 signhide tmvp x265 [info]: tools: b-intra strong-intra-smoothing lslices=8 deblock sao Output #0, mp4, to '/dev/shm/renderfarm.mp4': Metadata: encoder : Lavf58.76.100 Stream #0:0: Video: hevc (hev1 / 0x31766568), yuv420p(tv, progressive), 3840x2160 [SAR 1:1 DAR 16:9], q=2-31, 30 fps, 15360 tbn Metadata: encoder : Lavc58.134.100 libx265 Side data: cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A frame= 31 fps=4.8 q=34.4 size= 0kB time=00:00:00.00 bitrate=5415.4kbits/s speed=9.97e-0frame= 33 fps=4.0 q=31.6 size= 0kB time=00:00:00.06 bitrate= 5.3kbits/s speed=0.00807frame= 34 fps=3.8 q=33.1 size= 0kB time=00:00:00.10 bitrate= 3.5kbits/s speed=0.0112xframe= 35 fps=3.6 q=32.8 size= 0kB time=00:00:00.13 bitrate= 2.6kbits/s speed=0.0139xframe= 36 fps=3.5 q=36.0 size= 0kB time=00:00:00.16 bitrate= 2.1kbits/s speed=0.0163xframe= 37 fps=3.2 q=29.1 size= 0kB time=00:00:00.20 bitrate= 1.8kbits/s speed=0.0173xframe= 40 fps=3.2 q=35.8 size= 0kB time=00:00:00.30 bitrate= 1.2kbits/s speed=0.0243xframe= 42 fps=2.4 q=28.8 size= 0kB time=00:00:00.36 bitrate= 1.0kbits/s speed=0.0209xframe= 44 fps=2.4 q=35.1 size= 0kB time=00:00:00.43 bitrate= 0.8kbits/s speed=0.0239xframe= 46 fps=2.5 q=35.4 size= 0kB time=00:00:00.50 bitrate= 0.7kbits/s speed=0.0268xframe= 47 fps=2.3 q=30.0 size= 0kB time=00:00:00.53 bitrate= 0.7kbits/s speed=0.0266xframe= 49 fps=2.4 q=34.9 size= 0kB time=00:00:00.60 bitrate= 0.6kbits/s speed=0.0291xframe= 51 fps=2.4 q=35.8 size= 0kB time=00:00:00.66 bitrate= 0.5kbits/s speed=0.0312xframe= 52 fps=2.3 q=29.6 size= 0kB time=00:00:00.70 bitrate= 0.5kbits/s speed=0.0305xframe= 54 fps=2.1 q=29.1 size= 256kB time=00:00:00.76 bitrate=2735.6kbits/s speed=0.0298xframe= 56 fps=2.1 q=36.0 size= 256kB time=00:00:00.83 bitrate=2516.8kbits/s speed=0.0309xframe= 58 fps=2.0 q=28.8 size= 256kB time=00:00:00.90 bitrate=2330.4kbits/s speed=0.0308xframe= 60 fps=2.0 q=36.0 size= 256kB time=00:00:00.96 bitrate=2169.7kbits/s speed=0.032x frame= 62 fps=2.0 q=28.9 size= 256kB time=00:00:01.03 bitrate=2029.7kbits/s speed=0.0325xframe= 64 fps=2.0 q=35.7 size= 256kB time=00:00:01.10 bitrate=1906.7kbits/s speed=0.0339xframe= 65 fps=1.9 q=28.6 size= 256kB time=00:00:01.13 bitrate=1850.6kbits/s speed=0.0335xframe= 67 fps=1.9 q=36.0 size= 256kB time=00:00:01.20 bitrate=1747.8kbits/s speed=0.0346xframe= 69 fps=1.9 q=29.1 size= 256kB time=00:00:01.26 bitrate=1655.8kbits/s speed=0.0347xframe= 71 fps=1.9 q=35.9 size= 256kB time=00:00:01.33 bitrate=1573.1kbits/s speed=0.0358xframe= 73 fps=1.9 q=29.2 size= 256kB time=00:00:01.40 bitrate=1498.1kbits/s speed=0.0359xframe= 75 fps=1.9 q=35.8 size= 256kB time=00:00:01.46 bitrate=1430.1kbits/s speed=0.037x frame= 77 fps=1.8 q=28.1 size= 256kB time=00:00:01.53 bitrate=1367.9kbits/s speed=0.0368xframe= 79 fps=1.9 q=35.8 size= 512kB time=00:00:01.60 bitrate=2621.6kbits/s speed=0.0376xframe= 81 fps=1.8 q=29.4 size= 512kB time=00:00:01.66 bitrate=2516.7kbits/s speed=0.0373xframe= 83 fps=1.8 q=35.9 size= 512kB time=00:00:01.73 bitrate=2419.9kbits/s speed=0.0382xframe= 85 fps=1.8 q=36.0 size= 512kB time=00:00:01.80 bitrate=2330.3kbits/s speed=0.0389xframe= 87 fps=1.8 q=33.7 size= 512kB time=00:00:01.86 bitrate=2247.1kbits/s speed=0.0393xframe= 88 fps=1.8 q=29.6 size= 512kB time=00:00:01.90 bitrate=2207.6kbits/s speed=0.0386xframe= 90 fps=1.8 q=35.8 size= 512kB time=00:00:01.96 bitrate=2132.8kbits/s speed=0.0391xframe= 92 fps=1.8 q=28.1 size= 512kB time=00:00:02.03 bitrate=2062.9kbits/s speed=0.0387xframe= 94 fps=1.8 q=35.9 size= 512kB time=00:00:02.10 bitrate=1997.4kbits/s speed=0.0393xframe= 96 fps=1.7 q=27.9 size= 512kB time=00:00:02.16 bitrate=1935.9kbits/s speed=0.0386xframe= 98 fps=1.7 q=35.9 size= 512kB time=00:00:02.23 bitrate=1878.1kbits/s speed=0.039x frame= 100 fps=1.7 q=29.8 size= 512kB time=00:00:02.30 bitrate=1823.7kbits/s speed=0.0386xframe= 102 fps=1.7 q=36.0 size= 512kB time=00:00:02.36 bitrate=1772.3kbits/s speed=0.039x frame= 104 fps=1.7 q=36.0 size= 512kB time=00:00:02.43 bitrate=1723.8kbits/s speed=0.0395xframe= 106 fps=1.7 q=29.8 size= 512kB time=00:00:02.50 bitrate=1677.8kbits/s speed=0.0395xframe= 107 fps=1.7 q=29.8 size= 512kB time=00:00:02.53 bitrate=1655.7kbits/s speed=0.0394xframe= 108 fps=1.6 q=35.9 size= 512kB time=00:00:02.56 bitrate=1634.2kbits/s speed=0.0387xframe= 110 fps=1.6 q=29.8 size= 768kB time=00:00:02.63 bitrate=2389.2kbits/s speed=0.0385xframe= 111 fps=1.6 q=31.9 size= 768kB time=00:00:02.66 bitrate=2359.4kbits/s speed=0.0382xframe= 112 fps=1.6 q=35.9 size= 768kB time=00:00:02.70 bitrate=2330.2kbits/s speed=0.038x frame= 113 fps=1.5 q=29.9 size= 768kB time=00:00:02.73 bitrate=2301.8kbits/s speed=0.0375xframe= 115 fps=1.5 q=33.2 size= 768kB time=00:00:02.80 bitrate=2247.0kbits/s speed=0.0377xframe= 116 fps=1.5 q=35.9 size= 768kB time=00:00:02.83 bitrate=2220.6kbits/s speed=0.0377xframe= 118 fps=1.5 q=30.2 size= 768kB time=00:00:02.90 bitrate=2169.5kbits/s speed=0.0377xframe= 119 fps=1.5 q=35.9 size= 768kB time=00:00:02.93 bitrate=2144.9kbits/s speed=0.0377xframe= 120 fps=1.5 q=29.6 size= 768kB time=00:00:02.96 bitrate=2120.8kbits/s speed=0.0371xframe= 122 fps=1.5 q=29.9 size= 768kB time=00:00:03.03 bitrate=2074.2kbits/s speed=0.0364xframe= 124 fps=1.5 q=33.1 size= 1024kB time=00:00:03.10 bitrate=2706.1kbits/s speed=0.0367xframe= 125 fps=1.5 q=33.0 size= 1024kB time=00:00:03.13 bitrate=2677.3kbits/s speed=0.0367xframe= 126 fps=1.5 q=35.6 size= 1024kB time=00:00:03.16 bitrate=2649.1kbits/s speed=0.0365xframe= 128 fps=1.4 q=28.2 size= 1024kB time=00:00:03.23 bitrate=2594.5kbits/s speed=0.0366xframe= 129 fps=1.4 q=33.1 size= 1024kB time=00:00:03.26 bitrate=2568.0kbits/s speed=0.0363xframe= 130 fps=1.4 q=30.0 size= 1024kB time=00:00:03.30 bitrate=2542.1kbits/s speed=0.0356xframe= 132 fps=1.4 q=29.8 size= 1024kB time=00:00:03.36 bitrate=2491.7kbits/s speed=0.0354xframe= 134 fps=1.4 q=30.1 size= 1024kB time=00:00:03.43 bitrate=2443.3kbits/s speed=0.0352xframe= 135 fps=1.4 q=36.0 size= 1024kB time=00:00:03.46 bitrate=2419.8kbits/s speed=0.0351xframe= 136 fps=1.3 q=30.1 size= 1024kB time=00:00:03.50 bitrate=2396.8kbits/s speed=0.0347xframe= 138 fps=1.3 q=31.9 size= 1280kB time=00:00:03.56 bitrate=2940.0kbits/s speed=0.0346xframe= 139 fps=1.3 q=32.8 size= 1280kB time=00:00:03.60 bitrate=2912.8kbits/s speed=0.0345xframe= 140 fps=1.3 q=32.9 size= 1280kB time=00:00:03.63 bitrate=2886.0kbits/s speed=0.0345xframe= 141 fps=1.3 q=35.6 size= 1280kB time=00:00:03.66 bitrate=2859.8kbits/s speed=0.0345xframe= 142 fps=1.3 q=29.8 size= 1280kB time=00:00:03.70 bitrate=2834.0kbits/s speed=0.0342xframe= 144 fps=1.3 q=30.3 size= 1280kB time=00:00:03.76 bitrate=2783.9kbits/s speed=0.034x frame= 146 fps=1.3 q=29.1 size= 1280kB time=00:00:03.83 bitrate=2735.5kbits/s speed=0.034x frame= 148 fps=1.3 q=28.4 size= 1536kB time=00:00:03.90 bitrate=3226.4kbits/s speed=0.0336xframe= 150 fps=1.3 q=33.7 size= 1536kB time=00:00:03.96 bitrate=3172.2kbits/s speed=0.0338xframe= 151 fps=1.3 q=33.7 size= 1536kB time=00:00:04.00 bitrate=3145.8kbits/s speed=0.0339xframe= 152 fps=1.3 q=33.7 size= 1536kB time=00:00:04.03 bitrate=3119.8kbits/s speed=0.0338xframe= 155 fps=1.3 q=33.2 size= 1536kB time=00:00:04.13 bitrate=3044.3kbits/s speed=0.034x frame= 156 fps=1.3 q=34.2 size= 1536kB time=00:00:04.16 bitrate=3019.9kbits/s speed=0.0341xframe= 157 fps=1.3 q=35.8 size= 1536kB time=00:00:04.20 bitrate=2996.0kbits/s speed=0.0338xframe= 158 fps=1.3 q=35.0 size= 1792kB time=00:00:04.23 bitrate=3467.8kbits/s speed=0.0339xframe= 159 fps=1.3 q=29.4 size= 1792kB time=00:00:04.26 bitrate=3440.7kbits/s speed=0.0337xframe= 161 fps=1.3 q=36.0 size= 1792kB time=00:00:04.33 bitrate=3387.7kbits/s speed=0.0339xframe= 163 fps=1.3 q=28.3 size= 1792kB time=00:00:04.40 bitrate=3336.4kbits/s speed=0.0338xframe= 165 fps=1.3 q=34.6 size= 1792kB time=00:00:04.46 bitrate=3286.6kbits/s speed=0.0342xframe= 166 fps=1.3 q=34.6 size= 1792kB time=00:00:04.50 bitrate=3262.3kbits/s speed=0.0343xframe= 167 fps=1.3 q=34.1 size= 1792kB time=00:00:04.53 bitrate=3238.3kbits/s speed=0.0344xframe= 168 fps=1.3 q=28.8 size= 2048kB time=00:00:04.56 bitrate=3673.9kbits/s speed=0.034x frame= 170 fps=1.3 q=29.6 size= 2048kB time=00:00:04.63 bitrate=3621.0kbits/s speed=0.0342xframe= 172 fps=1.3 q=36.0 size= 2048kB time=00:00:04.70 bitrate=3569.6kbits/s speed=0.0343xframe= 174 fps=1.2 q=29.8 size= 2048kB time=00:00:04.76 bitrate=3519.7kbits/s speed=0.0341xframe= 176 fps=1.3 q=36.0 size= 2048kB time=00:00:04.83 bitrate=3471.2kbits/s speed=0.0344xframe= 178 fps=1.2 q=30.0 size= 2048kB time=00:00:04.90 bitrate=3423.9kbits/s speed=0.0342xframe= 180 fps=1.2 q=29.8 size= 2304kB time=00:00:04.96 bitrate=3800.2kbits/s speed=0.0341xframe= 182 fps=1.2 q=29.8 size= 2304kB time=00:00:05.03 bitrate=3749.9kbits/s speed=0.034x frame= 183 fps=1.2 q=36.0 size= 2304kB time=00:00:05.06 bitrate=3725.2kbits/s speed=0.0339xframe= 184 fps=1.2 q=29.7 size= 2304kB time=00:00:05.10 bitrate=3700.9kbits/s speed=0.0337xframe= 186 fps=1.2 q=31.6 size= 2304kB time=00:00:05.16 bitrate=3653.1kbits/s speed=0.0336xframe= 187 fps=1.2 q=36.0 size= 2304kB time=00:00:05.20 bitrate=3629.7kbits/s speed=0.0335xframe= 188 fps=1.2 q=29.0 size= 2304kB time=00:00:05.23 bitrate=3606.6kbits/s speed=0.0331xframe= 191 fps=1.2 q=29.0 size= 2304kB time=00:00:05.33 bitrate=3539.0kbits/s speed=0.0332xframe= 193 fps=1.2 q=30.0 size= 2304kB time=00:00:05.40 bitrate=3495.3kbits/s speed=0.0332xframe= 195 fps=1.2 q=27.9 size= 2304kB time=00:00:05.46 bitrate=3452.7kbits/s speed=0.033x frame= 197 fps=1.2 q=29.3 size= 2560kB time=00:00:05.53 bitrate=3790.1kbits/s speed=0.0329xframe= 198 fps=1.2 q=32.7 size= 2560kB time=00:00:05.56 bitrate=3767.4kbits/s speed=0.0328xframe= 199 fps=1.2 q=36.0 size= 2560kB time=00:00:05.60 bitrate=3744.9kbits/s speed=0.0328xframe= 201 fps=1.2 q=29.8 size= 2560kB time=00:00:05.66 bitrate=3700.9kbits/s speed=0.0329xframe= 202 fps=1.2 q=35.9 size= 2560kB time=00:00:05.70 bitrate=3679.2kbits/s speed=0.0329xframe= 204 fps=1.2 q=29.3 size= 2560kB time=00:00:05.76 bitrate=3636.7kbits/s speed=0.0328xframe= 206 fps=1.2 q=36.0 size= 2560kB time=00:00:05.83 bitrate=3595.1kbits/s speed=0.0328xframe= 208 fps=1.2 q=29.4 size= 2560kB time=00:00:05.90 bitrate=3554.5kbits/s speed=0.0328xframe= 210 fps=1.2 q=36.0 size= 2560kB time=00:00:05.96 bitrate=3514.8kbits/s speed=0.0329xframe= 212 fps=1.2 q=29.8 size= 2560kB time=00:00:06.03 bitrate=3476.0kbits/s speed=0.0328xframe= 214 fps=1.2 q=32.8 size= 2560kB time=00:00:06.10 bitrate=3438.0kbits/s speed=0.033x frame= 215 fps=1.2 q=32.9 size= 2560kB time=00:00:06.13 bitrate=3419.3kbits/s speed=0.0331xframe= 217 fps=1.2 q=29.8 size= 2560kB time=00:00:06.20 bitrate=3382.5kbits/s speed=0.0331xframe= 219 fps=1.1 q=29.7 size= 2816kB time=00:00:06.26 bitrate=3681.2kbits/s speed=0.032x frame= 221 fps=1.1 q=29.7 size= 2816kB time=00:00:06.33 bitrate=3642.4kbits/s speed=0.0321xframe= 223 fps=1.1 q=29.4 size= 2816kB time=00:00:06.40 bitrate=3604.5kbits/s speed=0.0319xframe= 225 fps=1.1 q=36.0 size= 2816kB time=00:00:06.46 bitrate=3567.3kbits/s speed=0.032x frame= 227 fps=1.1 q=29.7 size= 2816kB time=00:00:06.53 bitrate=3530.9kbits/s speed=0.0319xframe= 229 fps=1.1 q=28.1 size= 2816kB time=00:00:06.60 bitrate=3495.3kbits/s speed=0.0319xframe= 231 fps=1.1 q=29.5 size= 2816kB time=00:00:06.66 bitrate=3460.3kbits/s speed=0.0317xframe= 233 fps=1.1 q=29.6 size= 2816kB time=00:00:06.73 bitrate=3426.1kbits/s speed=0.0316xframe= 236 fps=1.1 q=28.7 size= 2816kB time=00:00:06.83 bitrate=3375.9kbits/s speed=0.0315xframe= 238 fps=1.1 q=34.7 size= 3072kB time=00:00:06.90 bitrate=3647.2kbits/s speed=0.0314xframe= 240 fps=1.1 q=30.3 size= 3072kB time=00:00:06.96 bitrate=3612.3kbits/s speed=0.0313xframe= 242 fps=1.1 q=34.9 size= 3072kB time=00:00:07.03 bitrate=3578.1kbits/s speed=0.0313xframe= 244 fps=1.1 q=30.2 size= 3072kB time=00:00:07.10 bitrate=3544.5kbits/s speed=0.031x frame= 247 fps=1.1 q=30.3 size= 3072kB time=00:00:07.20 bitrate=3495.3kbits/s speed=0.0309xframe= 249 fps=1.1 q=30.2 size= 3328kB time=00:00:07.26 bitrate=3751.8kbits/s speed=0.0309xframe= 250 fps=1.1 q=35.9 size= 3328kB time=00:00:07.30 bitrate=3734.7kbits/s speed=0.0308xframe= 251 fps=1.1 q=30.0 size= 3328kB time=00:00:07.33 bitrate=3717.7kbits/s speed=0.0307xframe= 253 fps=1.0 q=30.1 size= 3328kB time=00:00:07.40 bitrate=3684.2kbits/s speed=0.0305xframe= 255 fps=1.0 q=36.0 size= 3584kB time=00:00:07.46 bitrate=3932.2kbits/s speed=0.0305xframe= 257 fps=1.0 q=28.4 size= 3584kB time=00:00:07.53 bitrate=3897.4kbits/s speed=0.0304xframe= 259 fps=1.0 q=36.0 size= 3584kB time=00:00:07.60 bitrate=3863.2kbits/s speed=0.0304xframe= 261 fps=1.0 q=30.4 size= 3840kB time=00:00:07.66 bitrate=4103.1kbits/s speed=0.0302xframe= 263 fps=1.0 q=36.0 size= 3840kB time=00:00:07.73 bitrate=4067.8kbits/s speed=0.0303xframe= 265 fps=1.0 q=36.0 size= 3840kB time=00:00:07.80 bitrate=4033.0kbits/s speed=0.0304xframe= 266 fps=1.0 q=29.7 size= 3840kB time=00:00:07.83 bitrate=4015.8kbits/s speed=0.0303xframe= 268 fps=1.0 q=29.8 size= 4096kB time=00:00:07.90 bitrate=4247.4kbits/s speed=0.0304xframe= 269 fps=1.0 q=30.5 size= 4096kB time=00:00:07.93 bitrate=4229.6kbits/s speed=0.0303xframe= 270 fps=1.0 q=36.0 size= 4096kB time=00:00:07.96 bitrate=4211.9kbits/s speed=0.0304xframe= 272 fps=1.0 q=29.7 size= 4096kB time=00:00:08.03 bitrate=4176.9kbits/s speed=0.0303xframe= 274 fps=1.0 q=35.8 size= 4096kB time=00:00:08.10 bitrate=4142.5kbits/s speed=0.0304xframe= 275 fps=1.0 q=29.1 size= 4352kB time=00:00:08.13 bitrate=4383.4kbits/s speed=0.0303xframe= 277 fps=1.0 q=36.0 size= 4352kB time=00:00:08.20 bitrate=4347.8kbits/s speed=0.0304xframe= 278 fps=1.0 q=29.4 size= 4352kB time=00:00:08.23 bitrate=4330.2kbits/s speed=0.0303xframe= 280 fps=1.0 q=34.5 size= 4608kB time=00:00:08.30 bitrate=4548.0kbits/s speed=0.0304xframe= 281 fps=1.0 q=35.8 size= 4608kB time=00:00:08.33 bitrate=4529.9kbits/s speed=0.0305xframe= 283 fps=1.0 q=29.1 size= 4608kB time=00:00:08.40 bitrate=4493.9kbits/s speed=0.0304xframe= 285 fps=1.0 q=34.6 size= 4608kB time=00:00:08.46 bitrate=4458.5kbits/s speed=0.0306xframe= 286 fps=1.0 q=34.5 size= 4608kB time=00:00:08.50 bitrate=4441.0kbits/s speed=0.0306xframe= 287 fps=1.0 q=36.0 size= 4608kB time=00:00:08.53 bitrate=4423.7kbits/s speed=0.0307xframe= 288 fps=1.0 q=28.9 size= 4864kB time=00:00:08.56 bitrate=4651.3kbits/s speed=0.0307xframe= 290 fps=1.0 q=33.6 size= 4864kB time=00:00:08.63 bitrate=4615.4kbits/s speed=0.0308xframe= 291 fps=1.0 q=35.0 size= 4864kB time=00:00:08.66 bitrate=4597.6kbits/s speed=0.0308xframe= 293 fps=1.0 q=35.1 size= 4864kB time=00:00:08.73 bitrate=4562.5kbits/s speed=0.031x frame= 294 fps=1.0 q=28.0 size= 4864kB time=00:00:08.76 bitrate=4545.2kbits/s speed=0.0309xframe= 296 fps=1.0 q=34.3 size= 5120kB time=00:00:08.83 bitrate=4748.3kbits/s speed=0.031x frame= 297 fps=1.0 q=34.4 size= 5120kB time=00:00:08.86 bitrate=4730.4kbits/s speed=0.031x frame= 298 fps=1.0 q=34.6 size= 5120kB time=00:00:08.90 bitrate=4712.7kbits/s speed=0.0311xframe= 299 fps=1.0 q=33.5 size= 5120kB time=00:00:08.93 bitrate=4695.1kbits/s speed=0.0311xframe= 301 fps=1.0 q=33.4 size= 5120kB time=00:00:09.00 bitrate=4660.3kbits/s speed=0.0312xframe= 302 fps=1.0 q=34.5 size= 5120kB time=00:00:09.03 bitrate=4643.1kbits/s speed=0.0312xframe= 303 fps=1.0 q=35.8 size= 5120kB time=00:00:09.06 bitrate=4626.1kbits/s speed=0.0313xframe= 305 fps=1.0 q=30.5 size= 5376kB time=00:00:09.13 bitrate=4821.9kbits/s speed=0.0312xframe= 307 fps=1.0 q=36.0 size= 5376kB time=00:00:09.20 bitrate=4787.0kbits/s speed=0.0314xframe= 308 fps=1.0 q=34.5 size= 5376kB time=00:00:09.23 bitrate=4769.7kbits/s speed=0.0314xframe= 309 fps=1.0 q=30.6 size= 5376kB time=00:00:09.26 bitrate=4752.5kbits/s speed=0.0312xframe= 311 fps=1.0 q=36.0 size= 5376kB time=00:00:09.33 bitrate=4718.6kbits/s speed=0.0313xframe= 312 fps=1.0 q=30.4 size= 5376kB time=00:00:09.36 bitrate=4701.8kbits/s speed=0.0312xframe= 314 fps=1.0 q=36.0 size= 5376kB time=00:00:09.43 bitrate=4668.6kbits/s speed=0.0312xframe= 315 fps=1.0 q=27.9 size= 5632kB time=00:00:09.46 bitrate=4873.7kbits/s speed=0.031x frame= 317 fps=1.0 q=31.8 size= 5632kB time=00:00:09.53 bitrate=4839.6kbits/s speed=0.031x frame= 318 fps=1.0 q=35.9 size= 5632kB time=00:00:09.56 bitrate=4822.7kbits/s speed=0.0309xframe= 319 fps=1.0 q=29.9 size= 5632kB time=00:00:09.60 bitrate=4806.0kbits/s speed=0.0308xframe= 321 fps=1.0 q=35.9 size= 5632kB time=00:00:09.66 bitrate=4772.8kbits/s speed=0.0308xframe= 322 fps=1.0 q=29.7 size= 5632kB time=00:00:09.70 bitrate=4756.4kbits/s speed=0.0307xframe= 324 fps=1.0 q=29.9 size= 5632kB time=00:00:09.76 bitrate=4724.0kbits/s speed=0.0307xframe= 325 fps=1.0 q=36.0 size= 5632kB time=00:00:09.80 bitrate=4707.9kbits/s speed=0.0307xframe= 326 fps=1.0 q=29.9 size= 5888kB time=00:00:09.83 bitrate=4905.2kbits/s speed=0.0306xframe= 328 fps=1.0 q=30.0 size= 5888kB time=00:00:09.90 bitrate=4872.2kbits/s speed=0.0307xframe= 329 fps=1.0 q=31.5 size= 5888kB time=00:00:09.93 bitrate=4855.8kbits/s speed=0.0306xframe= 330 fps=1.0 q=32.8 size= 5888kB time=00:00:09.96 bitrate=4839.6kbits/s speed=0.0305xframe= 331 fps=1.0 q=32.8 size= 5888kB time=00:00:10.00 bitrate=4823.5kbits/s speed=0.0305xframe= 332 fps=1.0 q=35.9 size= 5888kB time=00:00:10.03 bitrate=4807.4kbits/s speed=0.0306xframe= 333 fps=1.0 q=29.8 size= 5888kB time=00:00:10.06 bitrate=4791.5kbits/s speed=0.0305xframe= 335 fps=1.0 q=28.6 size= 5888kB time=00:00:10.13 bitrate=4760.0kbits/s speed=0.0304xframe= 336 fps=1.0 q=28.9 size= 5888kB time=00:00:10.16 bitrate=4744.4kbits/s speed=0.0304xframe= 337 fps=1.0 q=36.0 size= 5888kB time=00:00:10.20 bitrate=4728.9kbits/s speed=0.0303xframe= 339 fps=1.0 q=29.3 size= 5888kB time=00:00:10.26 bitrate=4698.2kbits/s speed=0.0302xframe= 341 fps=1.0 q=36.0 size= 5888kB time=00:00:10.33 bitrate=4667.9kbits/s speed=0.0302xframe= 343 fps=1.0 q=29.4 size= 5888kB time=00:00:10.40 bitrate=4637.9kbits/s speed=0.0301xframe= 345 fps=1.0 q=32.1 size= 6144kB time=00:00:10.46 bitrate=4808.8kbits/s speed=0.0302xframe= 346 fps=1.0 q=32.1 size= 6144kB time=00:00:10.50 bitrate=4793.5kbits/s speed=0.0302xframe= 347 fps=1.0 q=36.0 size= 6144kB time=00:00:10.53 bitrate=4778.3kbits/s speed=0.0303xframe= 349 fps=1.0 q=32.5 size= 6144kB time=00:00:10.60 bitrate=4748.3kbits/s speed=0.0303xframe= 350 fps=1.0 q=29.5 size= 6144kB time=00:00:10.63 bitrate=4733.4kbits/s speed=0.0303xframe= 352 fps=1.0 q=36.0 size= 6144kB time=00:00:10.70 bitrate=4703.9kbits/s speed=0.0304xframe= 354 fps=1.0 q=29.9 size= 6144kB time=00:00:10.76 bitrate=4674.8kbits/s speed=0.0304xframe= 356 fps=1.0 q=35.9 size= 6144kB time=00:00:10.83 bitrate=4646.0kbits/s speed=0.0305xframe= 358 fps=1.0 q=28.0 size= 6144kB time=00:00:10.90 bitrate=4617.6kbits/s speed=0.0304xframe= 360 fps=1.0 q=36.0 size= 6144kB time=00:00:10.96 bitrate=4589.5kbits/s speed=0.0305xframe= 362 fps=1.0 q=29.3 size= 6144kB time=00:00:11.03 bitrate=4561.8kbits/s speed=0.0305xframe= 364 fps=1.0 q=36.0 size= 6144kB time=00:00:11.10 bitrate=4534.4kbits/s speed=0.0306xframe= 365 fps=1.0 q=29.4 size= 6144kB time=00:00:11.13 bitrate=4520.8kbits/s speed=0.0305xframe= 367 fps=1.0 q=36.0 size= 6144kB time=00:00:11.20 bitrate=4493.9kbits/s speed=0.0306xframe= 369 fps=1.0 q=29.2 size= 6144kB time=00:00:11.26 bitrate=4467.3kbits/s speed=0.0305xframe= 371 fps=1.0 q=35.8 size= 6144kB time=00:00:11.33 bitrate=4441.0kbits/s speed=0.0306xframe= 373 fps=1.0 q=27.9 size= 6144kB time=00:00:11.40 bitrate=4415.1kbits/s speed=0.0306xframe= 375 fps=1.0 q=35.8 size= 6144kB time=00:00:11.46 bitrate=4389.4kbits/s speed=0.0307xframe= 377 fps=1.0 q=29.4 size= 6400kB time=00:00:11.53 bitrate=4545.9kbits/s speed=0.0307xframe= 379 fps=1.0 q=35.8 size= 6400kB time=00:00:11.60 bitrate=4519.7kbits/s speed=0.0308xframe= 381 fps=1.0 q=35.8 size= 6400kB time=00:00:11.66 bitrate=4493.9kbits/s speed=0.0309xframe= 382 fps=1.0 q=27.9 size= 6400kB time=00:00:11.70 bitrate=4481.1kbits/s speed=0.0309xframe= 384 fps=1.0 q=32.9 size= 6400kB time=00:00:11.76 bitrate=4455.7kbits/s speed=0.031x frame= 385 fps=1.0 q=28.9 size= 6400kB time=00:00:11.80 bitrate=4443.1kbits/s speed=0.031x frame= 387 fps=1.0 q=35.9 size= 6400kB time=00:00:11.86 bitrate=4418.2kbits/s speed=0.0311xframe= 388 fps=1.0 q=27.9 size= 6400kB time=00:00:11.90 bitrate=4405.8kbits/s speed=0.0311xframe= 390 fps=1.0 q=35.7 size= 6400kB time=00:00:11.96 bitrate=4381.2kbits/s speed=0.0312xframe= 392 fps=1.0 q=29.3 size= 6400kB time=00:00:12.03 bitrate=4357.0kbits/s speed=0.0312xframe= 394 fps=1.0 q=35.9 size= 6400kB time=00:00:12.10 bitrate=4333.0kbits/s speed=0.0313xframe= 397 fps=1.0 q=28.0 size= 6400kB time=00:00:12.20 bitrate=4297.4kbits/s speed=0.0314xframe= 397 fps=1.0 q=31.8 Lsize= 6721kB time=00:00:13.13 bitrate=4192.3kbits/s speed=0.0328x video:6713kB audio:0kB subtitle:0kB other streams:0kB global headers:2kB muxing overhead: 0.120292% x265 [info]: frame I: 5, Avg QP:28.82 kb/s: 10029.94 x265 [info]: frame P: 131, Avg QP:29.48 kb/s: 7439.82 x265 [info]: frame B: 261, Avg QP:33.66 kb/s: 2393.26 x265 [info]: Weighted P-Frames: Y:1.5% UV:1.5% x265 [info]: consecutive B-frames: 23.5% 22.1% 11.8% 24.3% 18.4% encoded 397 frames in 400.09s (0.99 fps), 4154.67 kb/s, Avg QP:32.22 ===== Initially i set cingg cache to low value like 16 Mb and render aborted at around 8 sec, then I set cache to 256 Mb and it finished for complete 13 seconds/ 397 frames.... So, you can use external ffmpeg (and its array of encoders), or x265 directly this way. (if you use normal file it will be 4.7 Gb per 13 seconds of 4k30 video ...)