私は（画像シーケンスをエンコードしようとしているframe0001.png、frame0002.png、...、frame0160.png次のコマンドを使用して、x264のビデオへ）：
ffmpeg -i frame%04d.png -sameq -r 24 out.mp4
エンコードした後drop=5、ビデオに実際の顕著な「ジャンプ」があります。
他の誰かが同様の問題を抱えているようですが、私にとっては、フレームを落とさないようにしたいので、受け入れられた答えはあまり役に立ちません。
コマンドにスイッチがありませんか？それとも私は何か他のことを間違っていますか？
編集：コンソール出力を追加しました：
ffmpeg version N-42347-g299387e Copyright (c) 2000-2012 the FFmpeg developers
built on Jul 8 2012 15:46:39 with gcc 4.7.1
configuration: --disable-static --enable-shared --enable-gpl --enable-version3
--disable-w32threads --enable-runtime-cpudetect --enable-avisynth --enable-bzli
b --enable-frei0r --enable-libass --enable-libcelt --enable-libopencore-amrnb --
enable-libopencore-amrwb --enable-libfreetype --enable-libgsm --enable-libmp3lam
e --enable-libnut --enable-libopenjpeg --enable-librtmp --enable-libschroedinger
--enable-libspeex --enable-libtheora --enable-libutvideo --enable-libvo-aacenc
--enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264 --en
able-libxavs --enable-libxvid --enable-zlib
libavutil 51. 64.100 / 51. 64.100
libavcodec 54. 33.100 / 54. 33.100
libavformat 54. 15.102 / 54. 15.102
libavdevice 54. 1.100 / 54. 1.100
libavfilter 3. 1.100 / 3. 1.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 15.100 / 0. 15.100
libpostproc 52. 0.100 / 52. 0.100
Input #0, image2, from 'frame%04d.png':
Duration: 00:00:06.40, start: 0.000000, bitrate: N/A
Stream #0:0: Video: png, rgb24, 1920x1080, 25 fps, 25 tbr, 25 tbn, 25 tbc
[graph 0 input from stream 0:0 @ 01cd1f60] w:1920 h:1080 pixfmt:rgb24 tb:1/25 fr
:25/1 sar:0/1 sws_param:flags=2
[output stream 0:0 @ 01cd2220] No opaque field provided
[auto-inserted scaler 0 @ 01cd3540] w:1920 h:1080 fmt:rgb24 sar:0/1 -> w:1920 h:
1080 fmt:yuv420p sar:0/1 flags:0x4
[libx264 @ 01cd0dc0] using cpu capabilities: MMX2 SSE2Fast SSSE3 Cache64
[libx264 @ 01cd0dc0] profile High, level 4.0
[libx264 @ 01cd0dc0] 264 - core 125 r2200 999b753 - H.264/MPEG-4 AVC codec - Cop
yleft 2003-2012 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deb
lock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 m
e_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chro
ma_qp_offset=-2 threads=6 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 i
nterlaced=0 bluray_compat=0 constrained_intra=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=24 scenec
ut=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 'out.mp4':
Metadata:
encoder : Lavf54.15.102
Stream #0:0: Video: h264 ([33][0][0][0] / 0x0021), yuv420p, 1920x1080, q=-1-
-1, 24 tbn, 24 tbc
Stream mapping:
Stream #0:0 -> #0:0 (png -> libx264)
Press [q] to stop, [?] for help
frame= 8 fps=0.0 q=0.0 size= 0kB time=00:00:00.00 bitrate= 0.0kbits/s
frame= 15 fps= 15 q=0.0 size= 0kB time=00:00:00.00 bitrate= 0.0kbits/s
frame= 22 fps= 14 q=0.0 size= 0kB time=00:00:00.00 bitrate= 0.0kbits/s
frame= 29 fps= 14 q=0.0 size= 0kB time=00:00:00.00 bitrate= 0.0kbits/s
frame= 36 fps= 14 q=0.0 size= 0kB time=00:00:00.00 bitrate= 0.0kbits/s
frame= 43 fps= 14 q=0.0 size= 0kB time=00:00:00.00 bitrate= 0.0kbits/s
frame= 47 fps= 11 q=0.0 size= 0kB time=00:00:00.00 bitrate= 0.0kbits/s
frame= 53 fps= 11 q=28.0 size= 111kB time=00:00:00.04 bitrate=21735.2kbits
frame= 59 fps= 11 q=28.0 size= 268kB time=00:00:00.29 bitrate=7527.8kbits/
frame= 63 fps= 10 q=28.0 size= 375kB time=00:00:00.45 bitrate=6708.1kbits/
frame= 69 fps= 10 q=28.0 size= 538kB time=00:00:00.70 bitrate=6219.6kbits/
frame= 74 fps= 10 q=28.0 size= 675kB time=00:00:00.91 bitrate=6032.7kbits/
frame= 79 fps= 10 q=28.0 size= 802kB time=00:00:01.12 bitrate=5840.7kbits/
frame= 84 fps= 10 q=28.0 size= 922kB time=00:00:01.33 bitrate=5662.9kbits/
frame= 89 fps=9.9 q=28.0 size= 1060kB time=00:00:01.54 bitrate=5633.3kbits/
frame= 94 fps=9.9 q=28.0 size= 1186kB time=00:00:01.75 bitrate=5551.2kbits/
frame= 98 fps=9.7 q=28.0 size= 1309kB time=00:00:01.91 bitrate=5594.3kbits/
frame= 103 fps=9.7 q=28.0 size= 1436kB time=00:00:02.12 bitrate=5536.4kbits/
frame= 107 fps=9.6 q=28.0 size= 1533kB time=00:00:02.29 bitrate=5481.7kbits/
frame= 112 fps=9.5 q=28.0 size= 1654kB time=00:00:02.50 bitrate=5421.3kbits/
frame= 117 fps=9.4 q=28.0 size= 1781kB time=00:00:02.70 bitrate=5386.9kbits/
frame= 123 fps=9.4 q=28.0 size= 1925kB time=00:00:02.95 bitrate=5331.5kbits/
frame= 128 fps=9.4 q=28.0 size= 2030kB time=00:00:03.16 bitrate=5250.8kbits/
frame= 133 fps=9.4 q=28.0 size= 2210kB time=00:00:03.37 bitrate=5363.8kbits/
frame= 138 fps=9.3 q=28.0 size= 2356kB time=00:00:03.58 bitrate=5386.0kbits/
frame= 142 fps=9.3 q=28.0 size= 2465kB time=00:00:03.75 bitrate=5384.3kbits/
frame= 147 fps=9.3 q=28.0 size= 2602kB time=00:00:03.95 bitrate=5385.0kbits/
frame= 151 fps=9.2 q=28.0 size= 2706kB time=00:00:04.12 bitrate=5374.3kbits/
frame= 155 fps=9.2 q=28.0 size= 2812kB time=00:00:04.29 bitrate=5367.7kbits/
frame= 155 fps=7.0 q=28.0 Lsize= 4129kB time=00:00:06.37 bitrate=5306.4kbits
/s dup=0 drop=5
video:4128kB audio:0kB subtitle:0 global headers:0kB muxing overhead 0.035320%
[libx264 @ 01cd0dc0] frame I:2 Avg QP:21.97 size: 79850
[libx264 @ 01cd0dc0] frame P:153 Avg QP:23.43 size: 26579
[libx264 @ 01cd0dc0] mb I I16..4: 9.6% 70.5% 19.9%
[libx264 @ 01cd0dc0] mb P I16..4: 7.0% 15.3% 0.7% P16..4: 45.2% 9.1% 2.2%
0.0% 0.0% skip:20.5%
[libx264 @ 01cd0dc0] 8x8 transform intra:66.7% inter:85.7%
[libx264 @ 01cd0dc0] coded y,uvDC,uvAC intra: 38.6% 58.0% 6.0% inter: 16.2% 27.2
% 0.2%
[libx264 @ 01cd0dc0] i16 v,h,dc,p: 35% 29% 17% 19%
[libx264 @ 01cd0dc0] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 26% 21% 31% 3% 4% 5% 4%
4% 3%
[libx264 @ 01cd0dc0] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 29% 19% 13% 5% 8% 9% 7%
6% 4%
[libx264 @ 01cd0dc0] i8c dc,h,v,p: 49% 23% 23% 5%
[libx264 @ 01cd0dc0] Weighted P-Frames: Y:0.0% UV:0.0%
[libx264 @ 01cd0dc0] ref P L0: 84.5% 10.9% 3.5% 1.1%
[libx264 @ 01cd0dc0] kb/s:5235.14
あなたが投稿したリンクは実際には具体的なことを何も伝えていません— OPのコマンドは理論的には機能するはずです。適切に答えられるように、質問には情報が欠けています。あなたは絶対に正しい
—
-slhck
sameqです。
sameq使用すべきオプションではありません