[FFmpeg-trac] #11594(avcodec:closed): Hardcoding subtitles broken with libx265 since 20241205
FFmpeg
trac at avcodec.org
Mon May 19 06:52:49 EEST 2025
#11594: Hardcoding subtitles broken with libx265 since 20241205
------------------------------------+-----------------------------------
Reporter: SubJunk | Owner: (none)
Type: defect | Status: closed
Priority: normal | Component: avcodec
Version: git-master | Resolution: invalid
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
------------------------------------+-----------------------------------
Comment (by SubJunk):
I forgot to add the output after those flags were added:
{{{
ffmpeg version 2025-05-15-git-12b853530a-essentials_build-www.gyan.dev
Copyright (c) 2000-2025 the FFmpeg developers
built with gcc 15.1.0 (Rev4, Built by MSYS2 project)
configuration: --enable-gpl --enable-version3 --enable-static --disable-
w32threads --disable-autodetect --enable-fontconfig --enable-iconv
--enable-gnutls --enable-libxml2 --enable-gmp --enable-bzlib --enable-lzma
--enable-zlib --enable-libsrt --enable-libssh --enable-libzmq --enable-
avisynth --enable-sdl2 --enable-libwebp --enable-libx264 --enable-libx265
--enable-libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx
--enable-mediafoundation --enable-libass --enable-libfreetype --enable-
libfribidi --enable-libharfbuzz --enable-libvidstab --enable-libvmaf
--enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-
dxva2 --enable-d3d11va --enable-d3d12va --enable-ffnvcodec --enable-libvpl
--enable-nvdec --enable-nvenc --enable-vaapi --enable-libgme --enable-
libopenmpt --enable-libopencore-amrwb --enable-libmp3lame --enable-
libtheora --enable-libvo-amrwbenc --enable-libgsm --enable-libopencore-
amrnb --enable-libopus --enable-libspeex --enable-libvorbis --enable-
librubberband
libavutil 60. 2.100 / 60. 2.100
libavcodec 62. 3.101 / 62. 3.101
libavformat 62. 0.102 / 62. 0.102
libavdevice 62. 0.100 / 62. 0.100
libavfilter 11. 0.100 / 11. 0.100
libswscale 9. 0.100 / 9. 0.100
libswresample 6. 0.100 / 6. 0.100
Input #0, matroska,webm, from
'D:\a\UniversalMediaServer\UniversalMediaServer\target\test-
classes\net\pms\parsers\video-h265_dolbyvision_p08.06
-eac3_dolby_surround_ex-hdmv_pgs.mkv':
Metadata:
encoder : libebml v1.4.5 + libmatroska v1.7.1
creation_time : 2025-05-18T08:48:33.000000Z
Duration: 01:05:40.40, start: 0.000000, bitrate: 52 kb/s
Stream #0:0: Video: hevc (Main 10), yuv420p10le(tv,
bt2020nc/bt2020/smpte2084), 3840x1608, SAR 1:1 DAR 160:67, 23.98 fps,
23.98 tbr, 1k tbn (default)
Metadata:
BPS : 12605646
DURATION : 00:00:10.427000000
NUMBER_OF_FRAMES: 250
NUMBER_OF_BYTES : 16429884
_STATISTICS_WRITING_APP: mkvmerge v92.0 ('Everglow') 64-bit
_STATISTICS_WRITING_DATE_UTC: 2025-05-18 08:48:33
_STATISTICS_TAGS: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
Side data:
DOVI configuration record: version: 1.0, profile: 8, level: 6, rpu flag:
1, el flag: 0, bl flag: 1, compatibility id: 1, compression: 0
Stream #0:1(eng): Audio: eac3, 48000 Hz, 7.1, fltp, 1536 kb/s (default)
Metadata:
title : DDP 7.1
BPS : 1536000
DURATION : 00:00:10.432000000
NUMBER_OF_FRAMES: 326
NUMBER_OF_BYTES : 2002944
_STATISTICS_WRITING_APP: mkvmerge v92.0 ('Everglow') 64-bit
_STATISTICS_WRITING_DATE_UTC: 2025-05-18 08:48:33
_STATISTICS_TAGS: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
Stream #0:2(eng): Subtitle: hdmv_pgs_subtitle (pgssub), 1920x1080, Start
11.929000 (default)
Metadata:
BPS : 32813
DURATION : 01:05:28.466000000
NUMBER_OF_FRAMES: 1442
NUMBER_OF_BYTES : 16113414
_STATISTICS_WRITING_APP: mkvmerge v92.0 ('Everglow') 64-bit
_STATISTICS_WRITING_DATE_UTC: 2025-05-18 08:48:33
_STATISTICS_TAGS: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
Stream #0:3: Video: png, rgb24(pc, gbr/unknown/unknown), 608x759 [SAR
3780:3780 DAR 608:759], 90k tbr, 90k tbn (attached pic)
Metadata:
filename : file.PNG
mimetype : image/png
Stream mapping:
Stream #0:0 (hevc) -> overlay
Stream #0:2 (pgssub) -> overlay
overlay:default -> Stream #0:0 (libx265)
Stream #0:1 -> #0:1 (copy)
Press [q] to stop, [?] for help
[libx265 @ 0000011a46bdebc0] Loaded libx265 does not support alpha layer
encoding.
[vost#0:0/libx265 @ 0000011a46dd37c0] [enc:libx265 @ 0000011a4782d240]
Error while opening encoder - maybe incorrect parameters such as bit_rate,
rate, width or height.
[fc#0 @ 0000011a46b15a80] Error sending frames to consumers: Error number
-129 occurred
[fc#0 @ 0000011a46b15a80] Task finished with error code: -129 (Error
number -129 occurred)
[fc#0 @ 0000011a46b15a80] Terminating thread with return code -129 (Error
number -129 occurred)
[vost#0:0/libx265 @ 0000011a46dd37c0] [enc:libx265 @ 0000011a4782d240]
Could not open encoder before EOF
[vost#0:0/libx265 @ 0000011a46dd37c0] Task finished with error code: -22
(Invalid argument)
[vost#0:0/libx265 @ 0000011a46dd37c0] Terminating thread with return code
-22 (Invalid argument)
[out#0/mpegts @ 0000011a46b15200] Nothing was written into output file,
because at least one of its streams received no packets.
frame= 0 fps=0.0 q=0.0 Lsize= 0KiB time=N/A bitrate=N/A speed=N/A
elapsed=0:00:00.25
Conversion failed!
}}}
and that error "Loaded libx265 does not support alpha layer encoding."
matches the commit from December
--
Ticket URL: <https://trac.ffmpeg.org/ticket/11594#comment:7>
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