[FFmpeg-trac] #4655(undetermined:new): Feature request: -y ought not to overwrite source file
FFmpeg
trac at avcodec.org
Mon Jun 22 11:15:50 CEST 2015
#4655: Feature request: -y ought not to overwrite source file
-------------------------------------+-------------------------------------
Reporter: artofit | Type: defect
Status: new | Priority: normal
Component: | Version:
undetermined | unspecified
Keywords: delete | Blocked By:
overwrite | Reproduced by developer: 0
Blocking: |
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
If the output file is the source file, ffmpeg should not delete the
source, but ought to exit.
ffmpeg -y -i preciousVideoGonnaBeDeleted.mp4 -c:v libx264
preciousVideoGonnaBeDeleted.mp4
{{{
F:\>ffmpeg -y -i preciousVideoGonnaBeDeleted.mp4 -c:v libx264
preciousVideoGonnaBeDeleted.mp4
ffmpeg version N-72805-g913685f Copyright (c) 2000-2015 the FFmpeg
developers
built with gcc 4.9.2 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads
--enable-avisynth --enable-bzlib --enable-fo
ntconfig --enable-frei0r --enable-gnutls --enable-iconv --enable-libass
--enable-libbluray --enable-libbs2b --ena
ble-libcaca --enable-libdcadec --enable-libfreetype --enable-libgme
--enable-libgsm --enable-libilbc --enable-lib
modplug --enable-libmfx --enable-libmp3lame --enable-libopencore-amrnb
--enable-libopencore-amrwb --enable-libope
njpeg --enable-libopus --enable-librtmp --enable-libschroedinger --enable-
libsoxr --enable-libspeex --enable-libt
heora --enable-libtwolame --enable-libvidstab --enable-libvo-aacenc
--enable-libvo-amrwbenc --enable-libvorbis --
enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264
--enable-libx265 --enable-libxavs --enable-li
bxvid --enable-lzma --enable-decklink --enable-zlib
libavutil 54. 27.100 / 54. 27.100
libavcodec 56. 41.100 / 56. 41.100
libavformat 56. 36.100 / 56. 36.100
libavdevice 56. 4.100 / 56. 4.100
libavfilter 5. 16.101 / 5. 16.101
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 2.100 / 1. 2.100
libpostproc 53. 3.100 / 53. 3.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'preciousVideoGonnaBeDeleted.mp4':
Metadata:
major_brand : MSNV
minor_version : 19595353
compatible_brands: MSNVmp42isom
creation_time : 2015-06-20 13:11:27
Duration: 00:00:31.53, start: 0.000000, bitrate: 8888 kb/s
Stream #0:0(und): Video: mpeg4 (Advanced Coding Profile) (mp4v /
0x7634706D), yuv420p, 1280x720 [SAR 1:1 DAR
16:9], 8822 kb/s, 29.97 fps, 29.97 tbr, 30k tbn, 30k tbc (default)
Metadata:
creation_time : 2015-06-20 13:11:27
handler_name : Video Media Handler
Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 24000 Hz, mono,
fltp, 64 kb/s (default)
Metadata:
creation_time : 2015-06-20 13:11:27
handler_name : Sound Media Handler
[libx264 @ 0000000002f3f9e0] using SAR=1/1
[libx264 @ 0000000002f3f9e0] using cpu capabilities: MMX2 SSE2Fast SSSE3
SSE4.2 AVX
[libx264 @ 0000000002f3f9e0] profile High, level 3.1
[libx264 @ 0000000002f3f9e0] 264 - core 146 r2538 121396c - H.264/MPEG-4
AVC codec - Copyleft 2003-2015 - http://
www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0
analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1
.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0
deadzone=21,11 fast_pskip=1 chroma_qp_offse
t=-2 threads=6 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1
interlaced=0 bluray_compat=0 constrained_intr
a=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0
weightp=2 keyint=250 keyint_min=25 sce
necut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0
qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1
.40 aq=1:1.00
Output #0, mp4, to 'preciousVideoGonnaBeDeleted.mp4':
Metadata:
major_brand : MSNV
minor_version : 19595353
compatible_brands: MSNVmp42isom
encoder : Lavf56.36.100
Stream #0:0(und): Video: h264 (libx264) ([33][0][0][0] / 0x0021),
yuv420p, 1280x720 [SAR 1:1 DAR 16:9], q=-1-
-1, 29.97 fps, 30k tbn, 29.97 tbc (default)
Metadata:
creation_time : 2015-06-20 13:11:27
handler_name : Video Media Handler
encoder : Lavc56.41.100 libx264
Stream #0:1(und): Audio: aac (libvo_aacenc) ([64][0][0][0] / 0x0040),
24000 Hz, mono, s16, 128 kb/s (default)
Metadata:
creation_time : 2015-06-20 13:11:27
handler_name : Sound Media Handler
encoder : Lavc56.41.100 libvo_aacenc
Stream mapping:
Stream #0:0 -> #0:0 (mpeg4 (native) -> h264 (libx264))
Stream #0:1 -> #0:1 (aac (native) -> aac (libvo_aacenc))
Press [q] to stop, [?] for help
[mpeg4 @ 00000000059e8820] I cbpc damaged at 78 6
[mpeg4 @ 00000000059e8820] Error at MB: 564
[mpeg4 @ 00000000059e8820] concealing 3091 DC, 3091 AC, 3091 MV errors in
I frame
frame= 16 fps=0.0 q=-1.0 Lsize= 202kB time=00:00:00.48
bitrate=3392.8kbits/s
video:192kB audio:9kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: 0.788445%
[libx264 @ 0000000002f3f9e0] frame I:1 Avg QP:24.69 size: 49146
[libx264 @ 0000000002f3f9e0] frame P:15 Avg QP:25.39 size: 9775
[libx264 @ 0000000002f3f9e0] mb I I16..4: 8.7% 89.0% 2.3%
[libx264 @ 0000000002f3f9e0] mb P I16..4: 0.3% 0.4% 0.0% P16..4:
60.4% 8.0% 4.7% 0.0% 0.0% skip:26.2%
[libx264 @ 0000000002f3f9e0] 8x8 transform intra:86.1% inter:88.1%
[libx264 @ 0000000002f3f9e0] coded y,uvDC,uvAC intra: 77.2% 93.2% 48.2%
inter: 19.4% 43.2% 0.6%
[libx264 @ 0000000002f3f9e0] i16 v,h,dc,p: 11% 35% 6% 48%
[libx264 @ 0000000002f3f9e0] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 21% 31% 18%
3% 5% 5% 6% 5% 6%
[libx264 @ 0000000002f3f9e0] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 17% 27% 9%
5% 11% 9% 12% 5% 5%
[libx264 @ 0000000002f3f9e0] i8c dc,h,v,p: 44% 25% 22% 9%
[libx264 @ 0000000002f3f9e0] Weighted P-Frames: Y:0.0% UV:0.0%
[libx264 @ 0000000002f3f9e0] ref P L0: 77.8% 11.7% 8.4% 2.1%
[libx264 @ 0000000002f3f9e0] kb/s:2933.74
F:\>
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/4655>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker
More information about the FFmpeg-trac
mailing list