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Sur d’autres sites (9343)

  • Scale with scale_vaapi and than pad, got error. Seems ok without "pad"

    24 mai 2023, par huangda1982

    My computer : customized Linux, haswell
I am trying to scale 1280x720 video to 640x450 in 640x480 frame with black borders. To do so, I run this command :

    


    ffmpeg -v warning -hide_banner -init_hw_device vaapi=vaapi0:/dev/dri/renderD128 -hwaccel vaapi -hwaccel_output_format vaapi -hwaccel_device vaapi0 -filter_hw_device vaapi0 -i 'my_video.mp4' -vf 'scale_vaapi=640:450,pad=640:480:0:14' -c:v h264_vaapi -q:v 18 -profile:v main -level 3.1 -c:a aac -q:a 3 -f mp4 out.mp4 -loglevel verbose


    


    And I got this error :

    


    Impossible to convert between the formats supported by the filter &#x27;Parsed_scale_vaapi_0&#x27; and the filter &#x27;auto_scaler_0&#x27;<br />&#xA;Error reinitializing filters!&#xA;Failed to inject frame into filter network: Function not implemented&#xA;Error while processing the decoded data for stream #0:0&#xA;

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    When I removed the ",pad=640:480:0:14" part, the command continued. I pressed ctrl-c, and did not check the result.

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    "-q:v 18", "-level 3.1" and "-q:a" options seem not work.

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    Full message :

    &#xA;

    [h264 @ 0x55dfeb529340] Reinit context to 1280x720, pix_fmt: yuv420p&#xA;Input #0, mov,mp4,m4a,3gp,3g2,mj2, from &#x27;my_video.mp4&#x27;:&#xA;  Metadata:&#xA;    major_brand     : isom&#xA;    minor_version   : 512&#xA;    compatible_brands: mp41&#xA;    creation_time   : 1970-01-01T00:00:00.000000Z&#xA;    encoder         : PotEncoder&#xA;  Duration: 00:22:45.01, start: 0.000000, bitrate: 3264 kb/s&#xA;  Stream #0:0(und): Video: h264 (Constrained Baseline), 1 reference frame (avc1 / 0x31637661), yuv420p(left), 1280x720 [SAR 1:1 DAR 16:9], 3068 kb/s, 23.98 fps, 23.98 tbr, 1199 tbn, 47.96 tbc (default)&#xA;    Metadata:&#xA;      creation_time   : 1970-01-01T00:00:00.000000Z&#xA;      handler_name    : VideoHandler&#xA;      vendor_id       : [0][0][0][0]&#xA;  Stream #0:1(und): Audio: mp3 (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 192 kb/s (default)&#xA;    Metadata:&#xA;      creation_time   : 1970-01-01T00:00:00.000000Z&#xA;      handler_name    : SoundHandler&#xA;      vendor_id       : [0][0][0][0]&#xA;File &#x27;out.mp4&#x27; already exists. Overwrite? [y/N] y&#xA;Stream mapping:&#xA;  Stream #0:0 -> #0:0 (h264 (native) -> h264 (h264_vaapi))&#xA;  Stream #0:1 -> #0:1 (mp3 (mp3float) -> aac (native))&#xA;Press [q] to stop, [?] for help&#xA;[h264 @ 0x55dfeb553e40] Reinit context to 1280x720, pix_fmt: vaapi_vld&#xA;[graph_1_in_0_1 @ 0x55dfeb6b7580] tb:1/44100 samplefmt:fltp samplerate:44100 chlayout:0x3&#xA;[graph 0 input from stream 0:0 @ 0x55dfebb4d000] w:1280 h:720 pixfmt:vaapi_vld tb:1/1199 fr:1199/50 sar:1/1&#xA;[auto_scaler_0 @ 0x55dfebb4f940] w:iw h:ih flags:&#x27;bicubic&#x27; interl:0&#xA;[Parsed_pad_1 @ 0x55dfebb4c700] auto-inserting filter &#x27;auto_scaler_0&#x27; between the filter &#x27;Parsed_scale_vaapi_0&#x27; and the filter &#x27;Parsed_pad_1&#x27;&#xA;Impossible to convert between the formats supported by the filter &#x27;Parsed_scale_vaapi_0&#x27; and the filter &#x27;auto_scaler_0&#x27;&#xA;Error reinitializing filters!&#xA;Failed to inject frame into filter network: Function not implemented&#xA;Error while processing the decoded data for stream #0:0&#xA;[AVIOContext @ 0x55dfeb5522c0] Statistics: 0 seeks, 0 writeouts&#xA;[aac @ 0x55dfeb551600] Qavg: 354.000&#xA;[aac @ 0x55dfeb551600] 2 frames left in the queue on closing&#xA;[AVIOContext @ 0x55dfeb530500] Statistics: 1144787 bytes read, 2 seeks&#xA;Conversion failed!&#xA;

    &#xA;

  • How to increase the compression ratio of a JPEG2000 file with "avenc_jpeg2000" GStreamer encoder ?

    10 juillet 2023, par qfr.bertin.group

    I'm using the plugin avenc_jpeg2000, from gst-libav module, combined with videotestsrc and filesink plugins for encoding a raw picture to a JPEG2000 picture :

    &#xA;

    gst-launch-1.0 videotestsrc num-buffers=1 ! avenc_jpeg2000 ! filesink location=/tmp/picture-ref.jp2&#xA;

    &#xA;

    This pipeline works and produce a 31.85 KiB (32,616) file.

    &#xA;

    Pipeline graph

    &#xA;

    Now, I want to divide the size of my output file by two by increasing the compression ratio of the encoder avenc_jpeg2000. To achieve this, I want to minimize the number of bits required to represent the image with an allowable level of distortion. I know JPEG2000 standard support lossless and lossy compression mode. For my use case, the lossy compression mode is acceptable.

    &#xA;

    How should I proceed to increase the compression of my output file ? What encoder's properties should I play with for doing that ?

    &#xA;

    My test configuration :

    &#xA;

      &#xA;
    • i.MX 8M Plus

      &#xA;

    • &#xA;

    • GStreamer 1.18.0

      &#xA;

    • &#xA;

    • libav 1.18.0 (Release date : 2020-09-08)

      &#xA;

    • &#xA;

    &#xA;

    I tried to play with "bitrate" and "bitrate-tolerance" properties, but it seems to have no effect on the size of the output file :

    &#xA;

    gst-launch-1.0 videotestsrc num-buffers=1 ! avenc_jpeg2000 bitrate=100000 bitrate-tolerance=10000 ! filesink location=/tmp/picture-test-01.jp2&#xA;

    &#xA;

    I compare files by doing a checksum with sha224sum command :

    &#xA;

    d0da9118a9c93a0420d6d62f104e0d99fe6e50cda5e87a46cef126f9  /tmp/picture-ref.jp2&#xA;&#xA;d0da9118a9c93a0420d6d62f104e0d99fe6e50cda5e87a46cef126f9  /tmp/picture-test-01.jp2&#xA;

    &#xA;

  • FFMPEG PNG sequence into mkv cause "inflate returned error -3" every 600-800 frames [closed]

    30 novembre 2023, par sergey9295

    I am new to ffmpeg. I try to use it for creating videos from png sequences. I have uncompressed pngs. All of them rgb24 format.

    &#xA;

    But during encoding process I get inflate errors. I compared PNG and video frame by frame. And video have approximately 1 dupe frame every 600-800 frames instead of the ones that should be on that places. I tried another codecs, tried to clear png's EXIF(it made things even worse), made sure that memory was enough. Doesn't matter.

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    The worst part is that this errors are pretty random. I encode one sequence 3 times and get 3 different sets of error-causing frames.

    &#xA;

    FFMPEG was downloaded from official site.

    &#xA;

    PS C:\Users\sergey9295\Desktop\Upscaler\bin> ./ffmpeg -framerate 24000/1001 -i 24o/frame%04d.png -c:v libx264 -qp 0 -r 24000/1001 -pix_fmt yuv420p BC108K.mkv&#xA;ffmpeg version N-112872-g67ce690bc6-20231128 Copyright (c) 2000-2023 the FFmpeg developers&#xA;  built with gcc 13.2.0 (crosstool-NG 1.25.0.232_c175b21)&#xA;  configuration: --prefix=/ffbuild/prefix --pkg-config-flags=--static --pkg-config=pkg-config --cross-prefix=x86_64-w64-mingw32- --arch=x86_64 --target-os=mingw32 --enable-gpl --enable-version3 --disable-debug --disable-w32threads --enable-pthreads --enable-iconv --enable-libxml2 --enable-zlib --enable-libfreetype --enable-libfribidi --enable-gmp --enable-lzma --enable-fontconfig --enable-libharfbuzz --enable-libvorbis --enable-opencl --disable-libpulse --enable-libvmaf --disable-libxcb --disable-xlib --enable-amf --enable-libaom --enable-libaribb24 --enable-avisynth --enable-chromaprint --enable-libdav1d --enable-libdavs2 --disable-libfdk-aac --enable-ffnvcodec --enable-cuda-llvm --enable-frei0r --enable-libgme --enable-libkvazaar --enable-libaribcaption --enable-libass --enable-libbluray --enable-libjxl --enable-libmp3lame --enable-libopus --enable-librist --enable-libssh --enable-libtheora --enable-libvpx --enable-libwebp --enable-lv2 --enable-libvpl --enable-openal --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-libopenmpt --enable-librav1e --enable-librubberband --enable-schannel --enable-sdl2 --enable-libsoxr --enable-libsrt --enable-libsvtav1 --enable-libtwolame --enable-libuavs3d --disable-libdrm --enable-vaapi --enable-libvidstab --enable-vulkan --enable-libshaderc --enable-libplacebo --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxvid --enable-libzimg --enable-libzvbi --extra-cflags=-DLIBTWOLAME_STATIC --extra-cxxflags= --extra-ldflags=-pthread --extra-ldexeflags= --extra-libs=-lgomp --extra-version=20231128&#xA;  libavutil      58. 32.100 / 58. 32.100&#xA;  libavcodec     60. 35.100 / 60. 35.100&#xA;  libavformat    60. 18.100 / 60. 18.100&#xA;  libavdevice    60.  4.100 / 60.  4.100&#xA;  libavfilter     9. 13.100 /  9. 13.100&#xA;  libswscale      7.  6.100 /  7.  6.100&#xA;  libswresample   4. 13.100 /  4. 13.100&#xA;  libpostproc    57.  4.100 / 57.  4.100&#xA;Input #0, image2, from &#x27;24o/frame%04d.png&#x27;:&#xA;  Duration: 00:01:32.09, start: 0.000000, bitrate: N/A&#xA;  Stream #0:0: Video: png, rgb24(pc, gbr/bt709/iec61966-2-1), 7680x4320, 23.98 fps, 23.98 tbr, 23.98 tbn&#xA;Stream mapping:&#xA;  Stream #0:0 -> #0:0 (png (native) -> h264 (libx264))&#xA;Press [q] to stop, [?] for help&#xA;[libx264 @ 00000231363c6280] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2&#xA;[libx264 @ 00000231363c6280] profile High 4:4:4 Predictive, level 6.0, 4:2:0, 8-bit&#xA;[libx264 @ 00000231363c6280] 64 - 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=0 mixed_ref=1 me_range=16 chroma_me=1 trellis=0 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=0 chroma_qp_offset=0 threads=18 lookahead_threads=3 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=0 weightp=2 keyint=250 keyint_min=23 scenecut=40 intra_refresh=0 rc=cqp mbtree=0 qp=0&#xA;Output #0, matroska, to &#x27;BC108K.mkv&#x27;:&#xA;  Metadata:&#xA;    encoder         : Lavf60.18.100&#xA;  Stream #0:0: Video: h264 (H264 / 0x34363248), yuv420p(tv, unknown/bt709/iec61966-2-1, progressive), 7680x4320, q=2-31, 23.98 fps, 1k tbn&#xA;    Metadata:&#xA;      encoder         : Lavc60.35.100 libx264&#xA;    Side data:&#xA;      cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A&#xA;[png @ 00000231363c8880] inflate returned error -301:02.72 bitrate=698356.0kbits/s speed=0.171x&#xA;[vist#0:0/png @ 00000231363c16c0] Error submitting packet to decoder: Generic error in an external library&#xA;[png @ 00000231363c8880] inflate returned error -301:15.24 bitrate=679969.1kbits/s dup=1 drop=0 speed=0.172x&#xA;[vist#0:0/png @ 00000231363c16c0] Error submitting packet to decoder: Generic error in an external library3x&#xA;[png @ 00000231363f32c0] inflate returned error -301:16.65 bitrate=694583.2kbits/s dup=2 drop=0 speed=0.171x&#xA;[vist#0:0/png @ 00000231363c16c0] Error submitting packet to decoder: Generic error in an external library1x&#xA;[png @ 000002313646a100] inflate returned error -301:20.78 bitrate=742902.6kbits/s dup=3 drop=0 speed=0.167x&#xA;[vist#0:0/png @ 00000231363c16c0] Error submitting packet to decoder: Generic error in an external library6x&#xA;[png @ 000002313646ea00] inflate returned error -301:26.92 bitrate=839679.5kbits/s dup=4 drop=0 speed=0.159x&#xA;[vist#0:0/png @ 00000231363c16c0] Error submitting packet to decoder: Generic error in an external library8x&#xA;[png @ 00000231363cc740] inflate returned error -301:29.38 bitrate=874703.4kbits/s dup=5 drop=0 speed=0.156x&#xA;[vist#0:0/png @ 00000231363c16c0] Error submitting packet to decoder: Generic error in an external library6x&#xA;[out#0/matroska @ 00000231363a7200] video:9827779kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.000442%&#xA;frame= 2208 fps=3.8 q=-1.0 Lsize= 9827822kB time=00:01:32.05 bitrate=874625.3kbits/s dup=6 drop=0 speed=0.158x&#xA;

    &#xA;

    IMO the problem is zlib from libpng. But I don't have skills to recompile it with libspng that doesn't require zlib. Maybe there is a ffmpeg version without this error ?

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