пн, 28 апр. 2025 г., 17:20 Terje J. Hanssen <[email protected]>:
> > Den 27.04.2025 23:39, skrev Andrew Randrianasulu: > > > > вс, 27 апр. 2025 г., 23:58 Terje J. Hanssen <[email protected]>: > >> >> Den 26.04.2025 22:37, skrev Andrew Randrianasulu via Cin: >> >> RADV_PERFTEST=video_decode,video_encode time -p ./ffmpeg -init_hw_device >> vulkan=vulkan -filter_hw_device vulkan -hwaccel vulkan -i >> ~/K38_sdcard1/Documents/iPhone11_4K-recorder_59.940HDR10.mov -vf >> libplacebo=w=1920:h=1080:force_original_aspect_ratio=decrease:normalize_sar=true:upscaler=ewa_lanczos:downscaler=ewa_lanczos:colorspace=bt709:color_primaries=bt709:color_trc=bt709:range=tv >> -c:a copy -c:v libx264 -f mp4 -benchmark >> /dev/shm/ffmpeg-git-libplacebo-vulkan-2k.mp4 >> >> >> frame= 1148 fps= 10 q=-1.0 Lsize= 30435KiB time=00:00:19.13 >> bitrate=13029.3kbits/s speed=0.167x >> >> bench: utime=355.600s stime=25.878s rtime=114.342s >> >> so nearly 10 fps with scaled to FHD input! (otherwise 32bit x264 OOMs) >> >> ================== >> >> I admit I'm not sure what's going on in every detail above and below. But >> I've tried to adapt something similar or equivalent (?) using my Google >> Pixel 7 Pro smartphone to record a small HDR10 video clip, and then using >> ffmpeg on my Intel Alder Lake cpu/DG2 gpu workstation. Comments are welcome >> for correction and learning? >> > > Well, 125 fps sounds fast ;) > > This line tries to convert HDR video to SDR version, same size (for your > case) but it now 10bit h264 instead of 10bit h265. > > You probably can add format=yuv420p before all other -vf liblacebo options > so resulting file will be more compatible 8bit h264. > > You can try to watch both vids side by side, I think mpv uses same > algorithm as libplacebo, so on SDR screen results must look close to each > other? > > > > I tried also to convert adding -vf format=yuv420p, > sorry, I mean -i ~/K38_sdcard1/Documents/iPhone11_4K-recorder_59.940HDR10.mov -vf libplacebo=format=yuv444p:w=1920:h=1080:force_original_aspect_ratio=decrease:normalize_sar=true:upscaler=ewa_lanczos:downscaler=ewa_lanczos:colorspace=bt709:color_primaries=bt709:color_trc=bt709:range=tv format as part of -vf libplacebo string, not separate ffmpeg filter. but both the 10bit and 8bit output files are distorted when playback with > vlc, mpv or ffplay. > In comparison testing with my highest ProRes hq 10bit video file as input > (not HDR), the output mp4 file looks fine with the same ffmpeg code line. > > Was there a download site with small HDR10 test clips available, so we can > test and compare using the same input? > No clips themselves, but wiki with links to them https://kodi.wiki/view/Samples I used Apple "special" clip "HDR10 HEVC 59.94 (MOV, @hdmkv's iPhone 11 Pro Max raw 4K footage using 4K HDR Video Recorder app)" https://drive.google.com/file/d/1Ic9DZXMSo07EJMqCFaQRKSSrSw6y1mYv/view?usp=sharing and less demanding (but still slideshow w/o hw acceleration!) "HDR10+ Profile B HEVC 10-bit 23.976 Sample (MKV with EAC-3 JOC ATMOS audio)" https://mega.nz/file/nehDka6Z#C5_OPbSZkONdOp1jRmc09C9-viDc3zMj8ZHruHcWKyA > > time -p ffmpeg -hide_banner -init_hw_device vulkan=vulkan > -filter_hw_device vulkan -hwaccel vulkan -i PXL_20250427_195356771.TS.mp4 > -vf > format=yuv420p,libplacebo=w=1920:h=1080:force_original_aspect_ratio=decrease:normalize_sar=true:upscaler=ewa_lanczos:downscaler=ewa_lanczos:colorspace=bt709:color_primaries=bt709:color_trc=bt709:range=tv > -c:a copy -c:v libx264 -f mp4 -benchmark > ffmpeg-libplacebo-PXL_20250427_195356771.TS.mp4 > [mov,mp4,m4a,3gp,3g2,mj2 @ 0x56364496c680] All samples in data stream > index:id [3:4] have zero duration, stream set to be discarded by default. > Override using AVStream->discard or -discard for ffmpeg command. > Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'PXL_20250427_195356771.TS.mp4': > Metadata: > major_brand : isom > minor_version : 131072 > compatible_brands: isomiso2mp41 > creation_time : 2025-04-27T19:54:05.000000Z > SpecialTypeID : > com.google.android.apps.camera.gallery.specialtype.SpecialType-AMETHYST > com.android.capture.fps: 30.000000 > com.android.model: Pixel 7 Pro > com.android.manufacturer: Google > Duration: 00:00:06.97, start: 0.000000, bitrate: 20255 kb/s > Stream #0:0[0x1](eng): Data: none (mett / 0x7474656D), 47 kb/s (default) > Metadata: > creation_time : 2025-04-27T19:54:05.000000Z > handler_name : MetaHandle > Stream #0:1[0x2](eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, > stereo, fltp, 192 kb/s (default) > Metadata: > creation_time : 2025-04-27T19:54:05.000000Z > handler_name : SoundHandle > vendor_id : [0][0][0][0] > Stream #0:2[0x3](eng): Video: hevc (Main 10) (hvc1 / 0x31637668), > yuv420p10le(tv, bt2020nc/bt2020/arib-std-b67), 1920x1080, 20010 kb/s, SAR > 1:1 DAR 16:9, 29.99 fps, 30 tbr, 90k tbn (default) > Metadata: > creation_time : 2025-04-27T19:54:05.000000Z > handler_name : VideoHandle > vendor_id : [0][0][0][0] > Stream #0:3[0x4](eng): Data: none (mett / 0x7474656D) (default) > Metadata: > creation_time : 2025-04-27T19:54:05.000000Z > handler_name : MetaHandle > File 'ffmpeg-libplacebo-PXL_20250427_195356771.TS.mp4' already exists. > Overwrite? [y/N] y > Stream mapping: > Stream #0:2 -> #0:0 (hevc (native) -> h264 (libx264)) > Stream #0:1 -> #0:1 (copy) > Press [q] to stop, [?] for help > MESA-INTEL: warning: ../src/intel/vulkan/anv_formats.c:834: FINISHME: > support more multi-planar formats with DRM modifiers > [libx264 @ 0x563644986d40] using SAR=1/1 > [libx264 @ 0x563644986d40] using cpu capabilities: MMX2 SSE2Fast SSSE3 > SSE4.2 AVX FMA3 BMI2 AVX2 > [libx264 @ 0x563644986d40] profile High, level 4.0, 4:2:0, 8-bit > [libx264 @ 0x563644986d40] 264 - core 164 - H.264/MPEG-4 AVC codec - > Copyleft 2003-2023 - http://www.videolan.org/x264.html - options: cabac=1 > ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 > mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 > fast_pskip=1 chroma_qp_offset=-2 threads=30 lookahead_threads=5 > sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 > constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 > weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 > intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 > qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00 > Output #0, mp4, to 'ffmpeg-libplacebo-PXL_20250427_195356771.TS.mp4': > Metadata: > major_brand : isom > minor_version : 131072 > compatible_brands: isomiso2mp41 > com.android.manufacturer: Google > SpecialTypeID : > com.google.android.apps.camera.gallery.specialtype.SpecialType-AMETHYST > com.android.capture.fps: 30.000000 > com.android.model: Pixel 7 Pro > encoder : Lavf61.7.100 > Stream #0:0(eng): Video: h264 (avc1 / 0x31637661), yuv420p(tv, bt709, > progressive), 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 30 fps, 15360 tbn > (default) > Metadata: > creation_time : 2025-04-27T19:54:05.000000Z > handler_name : VideoHandle > vendor_id : [0][0][0][0] > encoder : Lavc61.19.101 libx264 > Side data: > cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A > Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, > fltp, 192 kb/s (default) > Metadata: > creation_time : 2025-04-27T19:54:05.000000Z > handler_name : SoundHandle > vendor_id : [0][0][0][0] > [out#0/mp4 @ 0x56364496f940] video:3480KiB audio:163KiB subtitle:0KiB > other streams:0KiB global headers:0KiB muxing overhead: 0.242542% > frame= 209 fps=116 q=-1.0 Lsize= 3651KiB time=00:00:06.90 > bitrate=4335.2kbits/s speed=3.83x > bench: utime=14.435s stime=0.739s rtime=1.804s > bench: maxrss=1455376KiB > [libx264 @ 0x563644986d40] frame I:2 Avg QP:18.68 size:105708 > [libx264 @ 0x563644986d40] frame P:66 Avg QP:23.77 size: 32017 > [libx264 @ 0x563644986d40] frame B:141 Avg QP:31.40 size: 8783 > [libx264 @ 0x563644986d40] consecutive B-frames: 7.2% 6.7% 5.7% 80.4% > [libx264 @ 0x563644986d40] mb I I16..4: 32.3% 25.8% 41.9% > [libx264 @ 0x563644986d40] mb P I16..4: 0.4% 0.5% 1.2% P16..4: 16.7% > 8.0% 5.6% 0.0% 0.0% skip:67.5% > [libx264 @ 0x563644986d40] mb B I16..4: 0.0% 0.0% 0.0% B16..8: 12.9% > 4.5% 1.4% direct: 1.8% skip:79.2% L0:46.1% L1:47.2% BI: 6.8% > [libx264 @ 0x563644986d40] 8x8 transform intra:23.8% inter:36.3% > [libx264 @ 0x563644986d40] coded y,uvDC,uvAC intra: 56.1% 64.0% 50.1% > inter: 6.8% 6.4% 2.8% > [libx264 @ 0x563644986d40] i16 v,h,dc,p: 53% 44% 2% 1% > [libx264 @ 0x563644986d40] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 43% 16% 16% 2% > 1% 0% 0% 0% 21% > [libx264 @ 0x563644986d40] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 20% 56% 12% 1% > 1% 1% 1% 1% 7% > [libx264 @ 0x563644986d40] i8c dc,h,v,p: 42% 45% 13% 1% > [libx264 @ 0x563644986d40] Weighted P-Frames: Y:0.0% UV:0.0% > [libx264 @ 0x563644986d40] ref P L0: 68.8% 8.1% 12.7% 10.4% > [libx264 @ 0x563644986d40] ref B L0: 88.9% 8.3% 2.8% > [libx264 @ 0x563644986d40] ref B L1: 94.5% 5.5% > [libx264 @ 0x563644986d40] kb/s:4091.33 > real 4,76 > user 14,49 > sys 0,77 > > > >
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