March 2017 - FFmpeg-trac - lists.ffmpeg.org

#6209(undetermined:new): lagarith decoder is not bitexact
by FFmpeg 01 Mar '17

01 Mar '17

#6209: lagarith decoder is not bitexact -------------------------------------+------------------------------------- Reporter: ami_stuff | Owner: Type: defect | Status: new Priority: normal | Component: Version: | undetermined unspecified | Keywords: Blocked By: | Blocking: Reproduced by developer: 0 | Analyzed by developer: 0 -------------------------------------+------------------------------------- what I did to test: 1. created rawvideo rgb24 "input.avi" file 2. ffmpeg -i input.avi -f rawvideo input.raw 3. imported "input.avi" file into VirtualDub and encoded it as lagarith rgb (default) - lararith.avi 4. ffmpeg -i lagarith.avi -f rawvideo lagarith.raw 5. compared input.raw with lagarith.raw - files are not identical 6. imported "lagarith.avi" into VirtualDub and decoded it to rawvideo rgb24 - lagadec.avi 7. ffmpeg -i lagadec.avi -f rawvideo lagadec.raw 8. compared input.raw with lagadec.raw - files are identical {{{ C:\>ffmpeg -i C:\lagarith.avi out.avi ffmpeg version 3.2.git Copyright (c) 2000-2017 the FFmpeg developers built with gcc 4.6.2 (GCC) configuration: --disable-pthreads --disable-ffprobe --enable-gpl libavutil 55. 47.100 / 55. 47.100 libavcodec 57. 81.100 / 57. 81.100 libavformat 57. 66.102 / 57. 66.102 libavdevice 57. 2.100 / 57. 2.100 libavfilter 6. 74.100 / 6. 74.100 libswscale 4. 3.101 / 4. 3.101 libswresample 2. 4.100 / 2. 4.100 libpostproc 54. 2.100 / 54. 2.100 [lagarith @ 0237d5e0] Warning: not compiled with thread support, using thread em ulation Input #0, avi, from 'C:\lagarith.avi': Duration: 00:00:03.20, start: 0.000000, bitrate: 6636 kb/s Stream #0:0: Video: lagarith (LAGS / 0x5347414C), rgb24, 500x500, 6827 kb/s, 10 fps, 10 tbr, 10 tbn, 10 tbc [lagarith @ 0271fce0] Warning: not compiled with thread support, using thread em ulation [mpeg4 @ 02374c40] Warning: not compiled with thread support, using thread emula tion Output #0, avi, to 'out.avi': Metadata: ISFT : Lavf57.66.102 Stream #0:0: Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 500x500, q=2-31, 200 kb/s, 10 fps, 10 tbn, 10 tbc Metadata: encoder : Lavc57.81.100 mpeg4 Side data: cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1 Stream mapping: Stream #0:0 -> #0:0 (lagarith (native) -> mpeg4 (native)) Press [q] to stop, [?] for help frame= 32 fps=0.0 q=25.7 Lsize= 268kB time=00:00:03.20 bitrate= 685.2kbits /s speed=12.8x video:261kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing o verhead: 2.418098% }}} -- Ticket URL: <https://trac.ffmpeg.org/ticket/6209> FFmpeg <https://ffmpeg.org> FFmpeg issue tracker

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#6182(undetermined:new): scpr: crash with 16bpp
by FFmpeg 01 Mar '17

01 Mar '17

#6182: scpr: crash with 16bpp -------------------------------------+------------------------------------- Reporter: ami_stuff | Owner: Type: defect | Status: new Priority: normal | Component: Version: | undetermined unspecified | Keywords: Blocked By: | Blocking: Reproduced by developer: 0 | Analyzed by developer: 0 -------------------------------------+------------------------------------- decodes correctly with original codec {{{ (gdb) r -i '/media/sdb1/f/sp/sp_16bit_q100_o.avi' -f null - Starting program: /media/sdb1/ffmpeg/ffmpeg_g -i '/media/sdb1/f/sp/sp_16bit_q100_o.avi' -f null - [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1". ffmpeg version 3.2.git Copyright (c) 2000-2017 the FFmpeg developers built with gcc 5.3.0 (Ubuntu 5.3.0-3ubuntu1~14.04) 20151204 configuration: --disable-ffprobe --disable-ffserver --disable-ffplay --enable-gpl libavutil 55. 47.100 / 55. 47.100 libavcodec 57. 81.100 / 57. 81.100 libavformat 57. 66.102 / 57. 66.102 libavdevice 57. 2.100 / 57. 2.100 libavfilter 6. 73.100 / 6. 73.100 libswscale 4. 3.101 / 4. 3.101 libswresample 2. 4.100 / 2. 4.100 libpostproc 54. 2.100 / 54. 2.100 Input #0, avi, from '/media/sdb1/f/sp/sp_16bit_q100_o.avi': Metadata: encoder : Lavf57.36.100 Duration: 00:00:04.44, start: 0.000000, bitrate: 727 kb/s Stream #0:0: Video: scpr (SCPR / 0x52504353), rgb0, 318x198, 714 kb/s, 25 fps, 25 tbr, 25 tbn, 25 tbc [New Thread 0xb68c6b40 (LWP 14539)] [New Thread 0xb60c5b40 (LWP 14540)] [New Thread 0xb58c4b40 (LWP 14541)] [New Thread 0xb50c3b40 (LWP 14542)] [New Thread 0xb48c2b40 (LWP 14543)] [New Thread 0xb40c1b40 (LWP 14544)] [New Thread 0xb38c0b40 (LWP 14545)] [New Thread 0xb30bfb40 (LWP 14546)] [New Thread 0xb28beb40 (LWP 14547)] Output #0, null, to 'pipe:': Metadata: encoder : Lavf57.66.102 Stream #0:0: Video: wrapped_avframe, rgb0, 318x198, q=2-31, 200 kb/s, 25 fps, 25 tbn, 25 tbc Metadata: encoder : Lavc57.81.100 wrapped_avframe Stream mapping: Stream #0:0 -> #0:0 (scpr (native) -> wrapped_avframe (native)) Press [q] to stop, [?] for help Program received signal SIGSEGV, Segmentation fault. decode_unit (s=s@entry=0xb68c7020, pixel=pixel@entry=0xb76a08c8, rval=rval@entry=0xbfffe710, step=400) at libavcodec/scpr.c:224 224 pixel->freq[c] = cnt_c + step; (gdb) bt #0 decode_unit (s=s@entry=0xb68c7020, pixel=pixel@entry=0xb76a08c8, rval=rval@entry=0xbfffe710, step=400) at libavcodec/scpr.c:224 #1 0x086add77 in decompress_i (linesize=320, dst=0xb2042020, avctx=0x9a29ca0) at libavcodec/scpr.c:307 #2 decode_frame (avctx=0x9a29ca0, data=0x9a2bf20, got_frame=0xbfffe81c, avpkt=0xbfffe78c) at libavcodec/scpr.c:686 #3 0x08729a59 in avcodec_decode_video2 (avctx=0x9a29ca0, picture=0x9a2bf20, got_picture_ptr=0xbfffe81c, avpkt=0xbfffe918) at libavcodec/utils.c:2263 #4 0x0872a9dd in do_decode (avctx=avctx@entry=0x9a29ca0, pkt=pkt@entry=0xbfffe918) at libavcodec/utils.c:2796 #5 0x0872b7b0 in avcodec_send_packet (avctx=0x9a29ca0, avpkt=<optimized out>) at libavcodec/utils.c:2885 #6 0x080e8447 in decode (pkt=0xbfffe918, got_frame=0xbfffeab4, frame=<optimized out>, avctx=0x9a29ca0) at ffmpeg.c:2052 #7 decode_video (ist=ist@entry=0x9a29940, pkt=pkt@entry=0xbfffeaf4, got_output=got_output@entry=0xbfffeab4, eof=0) at ffmpeg.c:2248 #8 0x080e9806 in process_input_packet (ist=0x9a29940, pkt=0xbfffed24, no_eof=0) at ffmpeg.c:2491 #9 0x080c78d6 in process_input (file_index=<optimized out>) at ffmpeg.c:4251 #10 transcode_step () at ffmpeg.c:4339 #11 transcode () at ffmpeg.c:4393 #12 main (argc=<optimized out>, argv=<optimized out>) at ffmpeg.c:4598 (gdb) }}} -- Ticket URL: <https://trac.ffmpeg.org/ticket/6182> FFmpeg <https://ffmpeg.org> FFmpeg issue tracker

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#5546(undetermined:new): MSVC x64 build broken
by FFmpeg 01 Mar '17

01 Mar '17

#5546: MSVC x64 build broken -------------------------------------+------------------------------------- Reporter: veroorzaker | Type: defect Status: new | Priority: normal Component: | Version: git- undetermined | master Keywords: | Blocked By: Blocking: | Reproduced by developer: 0 Analyzed by developer: 0 | -------------------------------------+------------------------------------- Summary of the bug: Current git's master branch doesn't build with VS2013 here for the 64bit version; x86 is ok. I can't tell since when it is, couple of onths ago build was still fine. How to reproduce: - get msys environment, yasm, ... (attached msbuild file below) - git clone ffmpeg - open msys's bash shell, cd to ffmpeg dir - ./configure --enable-shared --toolchain=msvc - make Results in the error: ./compat/windows/makedef libavutil/libavutil.ver libavutil/../compat/msvcrt/snprintf.o libavutil/../compat/strtod.o libavutil/adler32.o libavutil/aes.o libavutil/aes_ctr.o libavutil/audio_fifo.o libavutil/avstring.o libavutil/base64.o libavutil/blowfish.o libavutil/bprint.o libavutil/buffer.o libavutil/camellia.o libavutil/cast5.o libavutil/channel_layout.o libavutil/color_utils.o libavutil/cpu.o libavutil/crc.o libavutil/des.o libavutil/dict.o libavutil/display.o libavutil/downmix_info.o libavutil/error.o libavutil/eval.o libavutil/fifo.o libavutil/file.o libavutil/file_open.o libavutil/fixed_dsp.o libavutil/float_dsp.o libavutil/frame.o libavutil/hash.o libavutil/hmac.o libavutil/hwcontext.o libavutil/imgutils.o libavutil/integer.o libavutil/intmath.o libavutil/lfg.o libavutil/lls.o libavutil/log.o libavutil/log2_tab.o libavutil/lzo.o libavutil/mastering_display_metadata.o libavutil/mathematics.o libavutil/md5.o libavutil/mem.o libavutil/murmur3.o libavutil/opt.o libavutil/parseutils.o libavutil/pixdesc.o libavutil/pixelutils.o libavutil/random_seed.o libavutil/rational.o libavutil/rc4.o libavutil/reverse.o libavutil/ripemd.o libavutil/samplefmt.o libavutil/sha.o libavutil/sha512.o libavutil/stereo3d.o libavutil/tea.o libavutil/threadmessage.o libavutil/time.o libavutil/timecode.o libavutil/tree.o libavutil/twofish.o libavutil/utils.o libavutil/x86/cpu.o libavutil/x86/cpuid.o libavutil/x86/emms.o libavutil/x86/fixed_dsp.o libavutil/x86/fixed_dsp_init.o libavutil/x86/float_dsp.o libavutil/x86/float_dsp_init.o libavutil/x86/lls.o libavutil/x86/lls_init.o libavutil/x86/pixelutils.o libavutil/x86/pixelutils_init.o libavutil/xga_font_data.o libavutil/xtea.o > libavutil/avutil-55.def Microsoft (R) Library Manager Version 12.00.40629.0 Copyright (C) Microsoft Corporation. All rights reserved. libavutil/adler32.o : fatal error LNK1112: module machine type 'x64' conflicts with target machine type 'X86' Could not create temporary library. library.mak:97: recipe for target 'libavutil/avutil-55.dll' failed -- Ticket URL: <https://trac.ffmpeg.org/ticket/5546> FFmpeg <https://ffmpeg.org> FFmpeg issue tracker

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#6177(undetermined:new): request: use the default bit rate values of afconvert when using audiotoolbox encoding
by FFmpeg 01 Mar '17

01 Mar '17

#6177: request: use the default bit rate values of afconvert when using audiotoolbox encoding -------------------------------------+------------------------------------- Reporter: ponpon | Type: defect Status: new | Priority: normal Component: | Version: undetermined | unspecified Keywords: | Blocked By: Blocking: | Reproduced by developer: 0 Analyzed by developer: 0 | -------------------------------------+------------------------------------- thank you for good apps. i think bit rates are too low when not setting {{{-ab}}}. For example, 160kbps is sett in 5.1 of aac by ffmpeg, 224kbps; 7.1ch, on the other hand, 320kbps; 5.1ch by afconvert, 448kbps; 7.1ch, i request the usage of these. 5.1ch of aac {{{ ./ffmpeg -y -f lavfi -i aevalsrc=0:d=1:c=5.1 -c:a aac_at test51.mp4 ; afconvert -f mp4f -d aac test51.mp4 -o test51.m4a ; mediainfo test51.m4a | grep "Nominal bit rate" ffmpeg version N-83606-gc9e3952 Copyright (c) 2000-2017 the FFmpeg developers built with clang version 3.8.1 (tags/RELEASE_381/final) configuration: --prefix=/sw --disable-shared --enable-static --enable- gpl --enable-version3 --enable-nonfree --enable-pthreads --optflags=-Ofast --cc=clang-mp-3.8 --cxx=clang++-mp-3.8 --extra-cflags=' -march=native -I/sw/include -I/opt/local/include ' --extra-ldflags=' -L/sw/lib -L/opt/local/lib -fopenmp' --extra-ldlibflags='-L/sw/lib -L/opt/local/lib -static' --target-os=darwin --arch=x86_64 --cpu=corei7-avx --enable- avresample --enable-libfdk-aac --enable-libmp3lame --enable- libopencore_amrnb --enable-libopencore_amrwb --enable-libopenjpeg --enable-libopus --enable-libspeex --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libxvid --enable-libfreetype --enable-openssl --enable-gnutls --enable-gcrypt --enable-gmp --enable-librtmp --enable-libass --enable-fontconfig --enable-libfribidi --enable-libbluray --enable-libdc1394 --enable- libschroedinger --enable-libmodplug --enable-lzma --enable-libx264 --enable-libx265 --enable-libzimg --enable-libvidstab --enable-libsoxr --enable-opengl --enable-opencl --pkg-config-flags=' --libs --static' libavutil 55. 47.100 / 55. 47.100 libavcodec 57. 80.101 / 57. 80.101 libavformat 57. 66.102 / 57. 66.102 libavdevice 57. 2.100 / 57. 2.100 libavfilter 6. 73.100 / 6. 73.100 libavresample 3. 2. 0 / 3. 2. 0 libswscale 4. 3.101 / 4. 3.101 libswresample 2. 4.100 / 2. 4.100 libpostproc 54. 2.100 / 54. 2.100 Input #0, lavfi, from 'aevalsrc=0:d=1:c=5.1': Duration: N/A, start: 0.000000, bitrate: 16934 kb/s Stream #0:0: Audio: pcm_f64le, 44100 Hz, 5.1, dbl, 16934 kb/s [aac_at @ 0x7fb2b703b000] Bitrate 128000 not allowed; changing to 160000 Output #0, mp4, to 'test51.mp4': Metadata: encoder : Lavf57.66.102 Stream #0:0: Audio: aac (aac_at) ([64][0][0][0] / 0x0040), 44100 Hz, 5.1(side), s16, 128 kb/s Metadata: encoder : Lavc57.80.101 aac_at Stream mapping: Stream #0:0 -> #0:0 (pcm_f64le (native) -> aac (aac_at)) Press [q] to stop, [?] for help size= 22kB time=00:00:01.04 bitrate= 171.9kbits/s speed=39.6x video:0kB audio:21kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 4.365024% *** warning: Transcoding multichannel audio may not handle channel layouts correctly (0) Nominal bit rate : 320 Kbps }}} 7.1ch {{{ ./ffmpeg -y -f lavfi -i aevalsrc=0:d=1:c=7.1 -c:a aac_at test71.mp4 ; afconvert -f mp4f -d aac test71.mp4 -o test71.m4a ; mediainfo test71.m4a | grep "Nominal bit rate" ffmpeg version N-83606-gc9e3952 Copyright (c) 2000-2017 the FFmpeg developers built with clang version 3.8.1 (tags/RELEASE_381/final) configuration: --prefix=/sw --disable-shared --enable-static --enable- gpl --enable-version3 --enable-nonfree --enable-pthreads --optflags=-Ofast --cc=clang-mp-3.8 --cxx=clang++-mp-3.8 --extra-cflags=' -march=native -I/sw/include -I/opt/local/include ' --extra-ldflags=' -L/sw/lib -L/opt/local/lib -fopenmp' --extra-ldlibflags='-L/sw/lib -L/opt/local/lib -static' --target-os=darwin --arch=x86_64 --cpu=corei7-avx --enable- avresample --enable-libfdk-aac --enable-libmp3lame --enable- libopencore_amrnb --enable-libopencore_amrwb --enable-libopenjpeg --enable-libopus --enable-libspeex --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libxvid --enable-libfreetype --enable-openssl --enable-gnutls --enable-gcrypt --enable-gmp --enable-librtmp --enable-libass --enable-fontconfig --enable-libfribidi --enable-libbluray --enable-libdc1394 --enable- libschroedinger --enable-libmodplug --enable-lzma --enable-libx264 --enable-libx265 --enable-libzimg --enable-libvidstab --enable-libsoxr --enable-opengl --enable-opencl --pkg-config-flags=' --libs --static' libavutil 55. 47.100 / 55. 47.100 libavcodec 57. 80.101 / 57. 80.101 libavformat 57. 66.102 / 57. 66.102 libavdevice 57. 2.100 / 57. 2.100 libavfilter 6. 73.100 / 6. 73.100 libavresample 3. 2. 0 / 3. 2. 0 libswscale 4. 3.101 / 4. 3.101 libswresample 2. 4.100 / 2. 4.100 libpostproc 54. 2.100 / 54. 2.100 Input #0, lavfi, from 'aevalsrc=0:d=1:c=7.1': Duration: N/A, start: 0.000000, bitrate: 22579 kb/s Stream #0:0: Audio: pcm_f64le, 44100 Hz, 7.1, dbl, 22579 kb/s [aac_at @ 0x7f95c3853e00] Bitrate 128000 not allowed; changing to 224000 Output #0, mp4, to 'test71.mp4': Metadata: encoder : Lavf57.66.102 Stream #0:0: Audio: aac (aac_at) ([64][0][0][0] / 0x0040), 44100 Hz, 7.0, s16, 128 kb/s Metadata: encoder : Lavc57.80.101 aac_at Stream mapping: Stream #0:0 -> #0:0 (pcm_f64le (native) -> aac (aac_at)) Press [q] to stop, [?] for help size= 30kB time=00:00:01.04 bitrate= 237.9kbits/s speed= 34x video:0kB audio:29kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 3.144424% *** warning: Transcoding multichannel audio may not handle channel layouts correctly (0) Nominal bit rate : 448 Kbps }}} -- Ticket URL: <https://trac.ffmpeg.org/ticket/6177> FFmpeg <https://ffmpeg.org> FFmpeg issue tracker

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