2017-02-14 20:15 GMT+08:00 Markku Vainio <markku.vai...@craft.fi>: > > When creating long segments with libx264 and compare result in > hevcesbrowser I can see that before I-Slice: > > x265: > > NAL_AUD > NAL_VPS > NAL_SPS > NAL_PPS > NAL_SEI_PREFIX > NAL_CRA_NUT = I Slice > NAL_VPS > > > But in QSV encoded its just: > > NAL_AUD > NAL_CRA_NUT = I Slice > NAL_VPS > > Are VPS, SPS, PPS and SEI needed for segmenting? If this is the problem is > there a workaround? > > > OpenGOP? maybe closegop will be ok.
> > > -----Original Message----- > From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of > Markku Vainio > Sent: 13. helmikuutata 2017 16:06 > To: FFmpeg user questions <ffmpeg-user@ffmpeg.org> > Subject: [FFmpeg-user] QSV Hevc to HLS not segmenting? > > Hello, > > > Encoding with hevc_qsv results only one large 00000.ts. It seems to me > that ffmpeg is unable to split QSV encoded HEVC stream. (Intel Core > i7-6770HQ, Iris Pro 580, W10) > > ffmpeg -y -i alasin.mp4 -vf yadif=0 -c:v hevc_qsv -load_plugin hevc_hw -g > 25 -q 20 -preset slow -pix_fmt nv12 -c:a aac -ac 2 -hls_time 2 -hls_wrap > 10000 -hls_segment_filename "%%05d.ts" index.m3u8 > > > > With libx265 splitting works fine. I also successfully tested h264_qsv. > > ffmpeg -y -i masteri.mov -vf yadif=0 -c:v libx265 -g 25 -q 20 -preset slow > -c:a aac -ac 2 -hls_time 2 -hls_wrap 10000 -hls_segment_filename "%%05d.ts" > index.m3u8 > > > Am I doing something wrong here or is the HEVC stream coming from QSV > missing some information that is needed for splitting at GOP boundary? > > > C:\!!>ffmpeg -y -i alasin.mp4 -vf yadif=0 -c:v hevc_qsv -load_plugin > hevc_hw -g 25 -q 20 -preset slow -pix_fmt nv12 -c:a aac -ac 2 -hls_time 2 > -hls_wrap 10000 -hls_segment_filename "%05d.ts" index.m3u8 -loglevel > verbose ffmpeg version N-83410-gb1e2192 Copyright (c) 2000-2017 the FFmpeg > developers > built with gcc 5.4.0 (GCC) > configuration: --enable-gpl --enable-version3 --enable-cuda > --enable-cuvid --enable-d3d11va --enable-dxva2 --enable-libmfx > --enable-nvenc --enable-avisynth --enable-bzlib --enable-fontconfig > --enable-frei0r --enable-gnutls --enable-iconv --enable-libass > --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libfreetype > --enable-libgme --enable-libgsm --enable-libilbc --enable-libmodplug > --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb > --enable-libopenh264 --enable-libopenjpeg --enable-libopus --enable-librtmp > --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libtheora > --enable-libtwolame --enable-libvidstab --enable-libvo-amrwbenc > --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp > --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid > --enable-libzimg --enable-lzma --enable-decklink --enable-zlib > libavutil 55. 46.100 / 55. 46.100 > libavcodec 57. 75.100 / 57. 75.100 > libavformat 57. 66.101 / 57. 66.101 > libavdevice 57. 2.100 / 57. 2.100 > libavfilter 6. 72.100 / 6. 72.100 > libswscale 4. 3.101 / 4. 3.101 > libswresample 2. 4.100 / 2. 4.100 > libpostproc 54. 2.100 / 54. 2.100 > [h264 @ 0000000000dd46e0] Reinit context to 3840x2176, pix_fmt: yuv420p > Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'alasin.mp4': > Metadata: > major_brand : isom > minor_version : 512 > compatible_brands: isomiso2avc1mp41 > encoder : Lavf57.58.102 > Duration: 00:02:15.06, start: 0.000000, bitrate: 89980 kb/s > Stream #0:0(und): Video: h264 (High), 1 reference frame (avc1 / > 0x31637661), yuv420p(left), 3840x2160 (3840x2176) [SAR 1:1 DAR 16:9], 89529 > kb/s, 25 fps, 25 tbr, 12800 tbn, 50 tbc (default) > Metadata: > handler_name : VideoHandler > timecode : 00:00:00:00 > Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, > stereo, fltp, 460 kb/s (default) > Metadata: > handler_name : SoundHandler > Stream #0:2(eng): Data: none (tmcd / 0x64636D74) > Metadata: > handler_name : TimeCodeHandler > timecode : 00:00:00:00 > [graph 0 input from stream 0:0 @ 0000000000e0f080] w:3840 h:2160 > pixfmt:yuv420p tb:1/12800 fr:25/1 sar:1/1 sws_param:flags=2 > [auto_scaler_0 @ 0000000000e5c4e0] w:iw h:ih flags:'bicubic' interl:0 > [format @ 0000000000e0f600] auto-inserting filter 'auto_scaler_0' between > the filter 'Parsed_yadif_0' and the filter 'format' > [auto_scaler_0 @ 0000000000e5c4e0] w:3840 h:2160 fmt:yuv420p sar:1/1 -> > w:3840 h:2160 fmt:nv12 sar:1/1 flags:0x4 [hevc_qsv @ 0000000000ea7be0] > Initialized an internal MFX session using hardware accelerated > implementation [hevc_qsv @ 0000000000ea7be0] Using the constant > quantization parameter (CQP) ratecontrol method [hevc_qsv @ > 0000000000ea7be0] profile: simple; level: 306 [hevc_qsv @ 0000000000ea7be0] > GopPicSize: 25; GopRefDist: 9; GopOptFlag: closed ; IdrInterval: 0 > [hevc_qsv @ 0000000000ea7be0] TargetUsage: 4; RateControlMethod: CQP > [hevc_qsv @ 0000000000ea7be0] QPI: 16; QPP: 20; QPB: 26 [hevc_qsv @ > 0000000000ea7be0] NumSlice: 1; NumRefFrame: 5 [hevc_qsv @ 0000000000ea7be0] > RateDistortionOpt: unknown [hevc_qsv @ 0000000000ea7be0] RecoveryPointSEI: > unknown IntRefType: 0; IntRefCycleSize: 0; IntRefQPDelta: 0 [hevc_qsv @ > 0000000000ea7be0] MaxFrameSize: 0; MaxSliceSize: 0; [hevc_qsv @ > 0000000000ea7be0] BitrateLimit: unknown; MBBRC: OFF; ExtBRC: unknown > [hevc_qsv @ 0000000000ea7be0] Trellis: auto [hevc_qsv @ 0000000000ea7be0] > RepeatPPS: OFF; NumMbPerSlice: 0; LookAheadDS: unknown [hevc_qsv @ > 0000000000ea7be0] AdaptiveI: unknown; AdaptiveB: unknown; BRefType: pyramid > [hevc_qsv @ 0000000000ea7be0] MinQPI: 0; MaxQPI: 0; MinQPP: 0; MaxQPP: 0; > MinQPB: 0; MaxQPB: 0 > [graph_1_in_0_1 @ 0000000000e5c5a0] tb:1/48000 samplefmt:fltp > samplerate:48000 chlayout:0x3 [mpegts @ 0000000002a294e0] muxrate VBR, pcr > every 2 pkts, sdt every 2147483647, pat/pmt every 2147483647 pkts Output > #0, hls, to 'index.m3u8': > Metadata: > major_brand : isom > minor_version : 512 > compatible_brands: isomiso2avc1mp41 > encoder : Lavf57.66.101 > Stream #0:0(und): Video: hevc (hevc_qsv), 1 reference frame, > nv12(left), 3840x2160 [SAR 1:1 DAR 16:9], q=2-31, 1000 kb/s, 25 fps, 90k > tbn, 25 tbc (default) > Metadata: > handler_name : VideoHandler > timecode : 00:00:00:00 > encoder : Lavc57.75.100 hevc_qsv > Side data: > cpb: bitrate max/min/avg: 0/0/1000000 buffer size: 0 vbv_delay: -1 > Stream #0:1(und): Audio: aac (LC), 48000 Hz, stereo, fltp, delay 1024, > 128 kb/s (default) > Metadata: > handler_name : SoundHandler > encoder : Lavc57.75.100 aac > Stream mapping: > Stream #0:0 -> #0:0 (h264 (native) -> hevc (hevc_qsv)) > Stream #0:1 -> #0:1 (aac (native) -> aac (native)) Press [q] to stop, > [?] for help > [h264 @ 0000000000eaa8e0] Reinit context to 3840x2176, pix_fmt: yuv420p > frame= 846 fps= 35 q=-0.0 size=N/A time=00:00:34.15 bitrate=N/A > speed=1.43x _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org > with subject "unsubscribe". > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". > _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".
