[FFmpeg-trac] #8936(avcodec:new): Incorrect decoding of low-bitrate WMA 10 pro

FFmpeg trac at avcodec.org
Sat Oct 24 16:31:54 EEST 2020


#8936: Incorrect decoding of low-bitrate WMA 10 pro
------------------------------------+-----------------------------------
             Reporter:  Rollinnn    |                    Owner:
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  avcodec
              Version:  git-master  |               Resolution:
             Keywords:  wmapro      |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
------------------------------------+-----------------------------------

Comment (by Rollinnn):

 I tried decoding with ffmpeg build from Plex server (https://www.plex.tv
 /media-server-downloads/?platform=windows#plex-app) which has '''Media
 Foundation''' decoders enabled with '''-c wmapro_mf''' and result has
 frequencies up to 20 kHz just like when decoded with foobar2000
 {{{
 Plex Transcoder.exe -c wmapro_mf -i
 D:\Downloaded\SAMPLES\wma_10_pro_incorrect_decoding.wma
 D:\Downloaded\SAMPLES\wma_10_pro_incorrect_decoding.wav
 ffmpeg version 1.6-e774ef6f31-5 Copyright (c) 2000-2019 the FFmpeg
 developers
   built with gcc 6.3.0 (crosstool-NG crosstool-ng-1.23.0 - plex)
   configuration: --disable-static --enable-shared --disable-libx264
 --disable-hwaccels --disable-protocol=concat --external-decoder=h264
 --enable-debug --enable-muxers --enable-mf --fatal-warnings --disable-gmp
 --disable-avdevice --disable-bzlib --disable-sdl2 --disable-decoders
 --disable-devices --disable-encoders --disable-ffprobe --disable-ffplay
 --disable-doc --disable-iconv --disable-lzma --disable-schannel --disable-
 linux-perf --disable-mediacodec --enable-eae --disable-
 protocol='udp,udplite' --enable-libxml2 --arch=x86 --target-os=mingw32
 --strip=i686-w64-mingw32-strip --cc=i686-w64-mingw32-gcc --pkg-
 config=/data/jenkins/conan_build/3957462660/conan/.conan/data/plexconantool/5-92/plex/stable/package/99cb7beab0cdb1bc79a044e3bd42148f6f45fb31
 /plex-pkg-config --pkg-config-flags=--static --enable-cuda-llvm --cross-
 prefix=i686-w64-mingw32- --enable-cross-compile --enable-w32threads
 --enable-libmfx --extra-ldflags=' -static-libgcc -m32
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/opus/1.2.1-19/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/libvorbis/1.3.5-23/plex/stable/package/2166d45ecddb61e335ad561fb414e82e39c5682a/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/libxml2/2.9.8-24/plex/stable/package/769993474883250d4662c0a6918181f8b464fe2e/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/ffnvcodec/10.0.26.1-c928e22-0/plex/stable/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/libmfx/1.16-7adf2e4-18/plex/stable/package/0e54a29d61ff4d190451c64910b72339877160bf/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/x264/157-d4099dd-7/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/zvbi/0.2.35-31/plex/stable/package/dedf2d5c54057c5913662b3e55cf60d38d636aa1/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/rtmpdump/2.4-60/plex/stable/package/ab2912fa47cea84460f5a6eb8a3412c14e0f378a/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/libass/0.14.0-43/plex/stable/package/6d41e8604590e163ba6e45d1d3685067eabc0c4a/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/mp3lame/3.98.4-19/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/opencl-runtime-
 loader/0.0.1-e1bdb16-3/plex/stable/package/bd4b167120889561d0538bece267a99876f1da35/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/libogg/1.3.2-20/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/gnutls/3.6.14-2/plex/stable/package/e798e6d4bf54d46e20f000070cda036290ca16d4/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/fribidi/0.19.7-22/plex/stable/package/0e54a29d61ff4d190451c64910b72339877160bf/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/harfbuzz/2.6.4-8/plex/stable/package/afe1abbb067bbe163063b6bf73e3aa1e3f15c52c/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/nettle/3.6-2/plex/stable/package/28cc3d755fab43dbde1896d5d1dc0e80caaaa481/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/libidn/2.0.5-32/plex/stable/package/dedf2d5c54057c5913662b3e55cf60d38d636aa1/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/freetype2/2.10.1-9/plex/stable/package/9eaafe17a87a601720a197ca45a56f8dbfa00318/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/gmp/6.2.0-1/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/iconv/1.16-8/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/bzip2/1.0.6-23/plex/stable/package/2283f74fdaf3301b1ced61ed9151a8568790382b/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/libpng/1.6.37-9/plex/stable/package/769993474883250d4662c0a6918181f8b464fe2e/lib
 -L/data/jenkins/conan_build/3957462660/conan/.conan/data/zlib/1.2.11-6/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/lib'
 --extra-libs='-lwinmm -lwsock32 -lcrypt32' --extra-cflags='-m32 -O3 -s
 -DWINVER=0x0601 -D_WIN32_WINNT=0x0601 -Os
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/opus/1.2.1-19/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/libvorbis/1.3.5-23/plex/stable/package/2166d45ecddb61e335ad561fb414e82e39c5682a/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/libxml2/2.9.8-24/plex/stable/package/769993474883250d4662c0a6918181f8b464fe2e/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/libxml2/2.9.8-24/plex/stable/package/769993474883250d4662c0a6918181f8b464fe2e/include/libxml2
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/ffnvcodec/10.0.26.1-c928e22-0/plex/stable/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/libmfx/1.16-7adf2e4-18/plex/stable/package/0e54a29d61ff4d190451c64910b72339877160bf/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/x264/157-d4099dd-7/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/zvbi/0.2.35-31/plex/stable/package/dedf2d5c54057c5913662b3e55cf60d38d636aa1/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/rtmpdump/2.4-60/plex/stable/package/ab2912fa47cea84460f5a6eb8a3412c14e0f378a/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/libass/0.14.0-43/plex/stable/package/6d41e8604590e163ba6e45d1d3685067eabc0c4a/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/mp3lame/3.98.4-19/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/libogg/1.3.2-20/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/gnutls/3.6.14-2/plex/stable/package/e798e6d4bf54d46e20f000070cda036290ca16d4/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/fribidi/0.19.7-22/plex/stable/package/0e54a29d61ff4d190451c64910b72339877160bf/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/harfbuzz/2.6.4-8/plex/stable/package/afe1abbb067bbe163063b6bf73e3aa1e3f15c52c/include/harfbuzz
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/opencl-
 headers/2020.03.13-9824efd-4/plex/stable/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/nettle/3.6-2/plex/stable/package/28cc3d755fab43dbde1896d5d1dc0e80caaaa481/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/libidn/2.0.5-32/plex/stable/package/dedf2d5c54057c5913662b3e55cf60d38d636aa1/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/freetype2/2.10.1-9/plex/stable/package/9eaafe17a87a601720a197ca45a56f8dbfa00318/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/gmp/6.2.0-1/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/iconv/1.16-8/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/bzip2/1.0.6-23/plex/stable/package/2283f74fdaf3301b1ced61ed9151a8568790382b/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/libpng/1.6.37-9/plex/stable/package/769993474883250d4662c0a6918181f8b464fe2e/include
 -I/data/jenkins/conan_build/3957462660/conan/.conan/data/zlib/1.2.11-6/plex/stable/package/101ff7db5b8a3368d94d6200b2fc866c85116b6d/include
 -DUSING_STATIC_LIBICONV -DLIBXML_STATIC -DNDEBUG' --enable-decoder=png
 --enable-decoder=apng --enable-decoder=bmp --enable-decoder=mjpeg
 --enable-decoder=thp --enable-decoder=gif --enable-decoder=dirac --enable-
 decoder=ffv1 --enable-decoder=ffvhuff --enable-decoder=huffyuv --enable-
 decoder=rawvideo --enable-decoder=zero12v --enable-decoder=ayuv --enable-
 decoder=r210 --enable-decoder=v210 --enable-decoder=v210x --enable-
 decoder=v308 --enable-decoder=v408 --enable-decoder=v410 --enable-
 decoder=y41p --enable-decoder=yuv4 --enable-decoder=ansi --enable-
 decoder=alac --enable-decoder=flac --enable-decoder=vorbis --enable-
 decoder=opus --enable-decoder=pcm_f32be --enable-decoder=pcm_f32le
 --enable-decoder=pcm_f64be --enable-decoder=pcm_f64le --enable-
 decoder=pcm_lxf --enable-decoder=pcm_s16be --enable-
 decoder=pcm_s16be_planar --enable-decoder=pcm_s16le --enable-
 decoder=pcm_s16le_planar --enable-decoder=pcm_s24be --enable-
 decoder=pcm_s24le --enable-decoder=pcm_s24le_planar --enable-
 decoder=pcm_s32be --enable-decoder=pcm_s32le --enable-
 decoder=pcm_s32le_planar --enable-decoder=pcm_s8 --enable-
 decoder=pcm_s8_planar --enable-decoder=pcm_u16be --enable-
 decoder=pcm_u16le --enable-decoder=pcm_u24be --enable-decoder=pcm_u24le
 --enable-decoder=pcm_u32be --enable-decoder=pcm_u32le --enable-
 decoder=pcm_u8 --enable-decoder=pcm_alaw --enable-decoder=pcm_mulaw
 --enable-decoder=ass --enable-decoder=dvbsub --enable-decoder=dvdsub
 --enable-decoder=ccaption --enable-decoder=pgssub --enable-decoder=jacosub
 --enable-decoder=microdvd --enable-decoder=movtext --enable-decoder=mpl2
 --enable-decoder=pjs --enable-decoder=realtext --enable-decoder=sami
 --enable-decoder=ssa --enable-decoder=stl --enable-decoder=subrip
 --enable-decoder=subviewer --enable-decoder=text --enable-decoder=vplayer
 --enable-decoder=webvtt --enable-decoder=xsub --enable-decoder=eac3_mf
 --enable-decoder=wmalossless_mf --enable-decoder=wmapro_mf --enable-
 decoder=wmav1_mf --enable-decoder=wmav2_mf --enable-decoder=wmavoice_mf
 --enable-decoder=eac3_eae --enable-decoder=truehd_eae --enable-
 decoder=mlp_eae --enable-encoder=flac --enable-encoder=alac --enable-
 encoder=libvorbis --enable-encoder=libopus --enable-encoder=mjpeg
 --enable-encoder=wrapped_avframe --enable-encoder=ass -
 -enable-encoder=dvbsub --enable-encoder=dvdsub --enable-encoder=movtext
 --enable-encoder=ssa --enable-encoder=subrip --enable-encoder=text
 --enable-encoder=webvtt --enable-encoder=xsub --enable-encoder=pcm_f32be
 --enable-encoder=pcm_f32le --enable-encoder=pcm_f64be --enable-
 encoder=pcm_f64le --enable-encoder=pcm_s8 --enable-encoder=pcm_s8_planar
 --enable-encoder=pcm_s16be --enable-encoder=pcm_s16be_planar --enable-
 encoder=pcm_s16le --enable-encoder=pcm_s16le_planar --enable-
 encoder=pcm_s24be --enable-encoder=pcm_s24le --enable-
 encoder=pcm_s24le_planar --enable-encoder=pcm_s32be --enable-
 encoder=pcm_s32le --enable-encoder=pcm_s32le_planar --enable-
 encoder=pcm_u8 --enable-encoder=pcm_u16be --enable-encoder=pcm_u16le
 --enable-encoder=pcm_u24be --enable-encoder=pcm_u24le --enable-
 encoder=pcm_u32be --enable-encoder=pcm_u32le --enable-encoder=aac_mf
 --enable-encoder=h264_qsv --enable-encoder=h264_nvenc --enable-
 encoder=h264_mf --enable-encoder=hevc_mf --enable-encoder=eac3_eae
 --prefix=/data/jenkins/conan_build/3957462660/conan/.conan/data/ffmpeg/1.6-e774ef6f31-5/plex/stable/build/59c36b4ab222b24988462cdb742c6e91892a2a68
 /transcoder-install --enable-libzvbi --enable-gnutls --enable-libass
 --enable-librtmp --enable-libopus --enable-libvorbis
   libavutil      56. 26.100 / 56. 26.100
   libavcodec     58. 52.100 / 58. 52.100
   libavformat    58. 27.104 / 58. 27.104
   libavfilter     7. 49.100 /  7. 49.100
   libswscale      5.  4.100 /  5.  4.100
   libswresample   3.  4.100 /  3.  4.100
 Guessed Channel Layout for Input Stream #0.0 : stereo
 Input #0, asf, from
 'D:\Downloaded\SAMPLES\wma_10_pro_incorrect_decoding.wma':
   Metadata:
     WMFSDKNeeded    : 0.0.0.0000
     DeviceConformanceTemplate: M1
     WM/WMADRCPeakReference: 10061
     WM/WMADRCPeakTarget: 10061
     WM/WMADRCAverageReference: 2609
     WM/WMADRCAverageTarget: 2609
     WMFSDKVersion   : 12.0.7601.17514
     IsVBR           : 1
   Duration: 00:00:04.03, start: 0.000000, bitrate: 51 kb/s
     Stream #0:0(rus): Audio: wmapro (b[1][0][0] / 0x0162), 44100 Hz,
 stereo, 64 kb/s
 [wmapro_mf @ 017bb840] MFT name: 'WMAudio Decoder MFT'
 Stream mapping:
   Stream #0:0 -> #0:0 (wmapro (wmapro_mf) -> pcm_s16le (native))
 Press [q] to stop, [?] for help
 Output #0, wav, to
 'D:\Downloaded\SAMPLES\wma_10_pro_incorrect_decoding.wav':
   Metadata:
     WMFSDKNeeded    : 0.0.0.0000
     DeviceConformanceTemplate: M1
     WM/WMADRCPeakReference: 10061
     WM/WMADRCPeakTarget: 10061
     WM/WMADRCAverageReference: 2609
     WM/WMADRCAverageTarget: 2609
     WMFSDKVersion   : 12.0.7601.17514
     IsVBR           : 1
     ISFT            : Lavf58.27.104
     Stream #0:0(rus): Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz,
 stereo, s16, 1411 kb/s
     Metadata:
       encoder         : Lavc58.52.100 pcm_s16le
 size=     689kB time=00:00:03.99 bitrate=1411.5kbits/s speed= 127x
 video:0kB audio:689kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 0.011054%
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/8936#comment:2>
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