1
ユーザーがビデオをアップロードした後、ffmpegを.flvファイルに変換します。これは私のlocalhost上では正しく動作しますが、私のVPS上では動作しません。デバッグモードで実行している運用ログにエラーはありません。私のローカルマシンでの開発では、投稿要求が行われる前にffmpegがファイルを変換するように見えます。私はこれが問題と関係するかもしれないと思う。私はちょうどこのような何か持っているメソッドを作成するための私のコントローラでffmpegからフラッシュファイルへの変換
Started POST "/uploads/fast_upload?X-Progress-
ID=a96b4851f686ff28c8818e35962318bf" for 67.127.52.10 at Wed Feb 02 17:57:31 +0000
2011
Processing by UploadsController#create as HTML
Parameters: {"name"=>"", "upload"=>{"fast_asset"=>
{"original_name"=>"MVI_0767.AVI", "content_type"=>"video/x-msvideo",
"filepath"=>"/path$
[paperclip] file -b --mime-type '/path/shared/6/0000000026_1/MVI_0767.AVI'
2>/dev/null
^[[1m^[[35mSQL (0.2ms)^[[0m BEGIN
^[[1m^[[36mSQL (0.4ms)^[[0m ^[[1mSHOW TABLES^[[0m
^[[1m^[[35mSQL (0.5ms)^[[0m describe `uploads`
^[[1m^[[36mAREL (0.3ms)^[[0m ^[[1mINSERT INTO `uploads` (`asset_updated_at`,
`asset_content_type`, `name`, `status`, `updated_at`, `created_at`, `asset_f$
[paperclip] Saving attachments.
[paperclip] saving /path/public/system/assets/1/original
/df58a41b86249bbcb6ec4bafde725a75.avi
^[[1m^[[35mSQL (1.3ms)^[[0m COMMIT
^[[1m^[[36mSQL (0.1ms)^[[0m ^[[1mBEGIN^[[0m
^[[1m^[[35mAREL (0.3ms)^[[0m UPDATE `uploads` SET `status` = 'converting',
`updated_at` = '2011-02-02 17:57:31' WHERE (`uploads`.`id` = 1)
[paperclip] Saving attachments.
^[[1m^[[36mSQL (0.3ms)^[[0m ^[[1mCOMMIT^[[0m
Converting video...command: ffmpeg -i /path/public/system/assets
/1/original/df58a41b86249bbcb6ec4bafde725a75.a$
^[[1m^[[35mSQL (0.2ms)^[[0m BEGIN
^[[1m^[[36mAREL (0.3ms)^[[0m ^[[1mUPDATE `uploads` SET `status` = 'error',
`updated_at` = '2011-02-02 17:57:31' WHERE (`uploads`.`id` = 1)^[[0m
[paperclip] Saving attachments.
^[[1m^[[35mSQL (0.3ms)^[[0m COMMIT
Redirected to http://url.org/uploads
Completed 302 Found in 93ms
：
FFmpeg version git-740ad0d, Copyright (c) 2000-2011 the FFmpeg developers
built on Jan 31 2011 12:04:56 with gcc 4.4.5
configuration: --enable-gpl --enable-version3 --enable-nonfree --enable-postproc
--enable-libfaac --enable-libmp3lame --enable-libopencore-amrnb --enable-
libopencore-amrwb --enable-libtheora --enable-libvorbis --enable-libvpx --enable-
libx264 --enable-libxvid --enable-x11grab
libavutil 50. 36. 0/50. 36. 0
libavcore 0. 16. 1/0. 16. 1
libavcodec 52.108. 0/52.108. 0
libavformat 52. 94. 0/52. 94. 0
libavdevice 52. 2. 3/52. 2. 3
libavfilter 1. 74. 0/1. 74. 0
libswscale 0. 12. 0/0. 12. 0
libpostproc 51. 2. 0/51. 2. 0
Input #0, avi, from '/path/public/system/assets/1/original
/215aa96bf54c591a8278bdc451c6d8b4.avi':
Metadata:
creation_time : 2011-01-09 20:10:41
encoder : CanonMVI06
Duration: 00:00:01.76, start: 0.000000, bitrate: 12810 kb/s
Stream #0.0: Video: mjpeg, yuvj422p, 640x480, 30 tbr, 30 tbn, 30 tbc
Stream #0.1: Audio: pcm_u8, 11024 Hz, 1 channels, u8, 88 kb/s
Incompatible sample format 'u8' for codec 'libmp3lame', auto-selecting format 's16'
[buffer @ 0xa058510] w:640 h:480 pixfmt:yuvj422p
[scale @ 0xa0588f0] w:640 h:480 fmt:yuvj422p -> w:480 h:360 fmt:yuv420p
flags:0xa0000004
Output #0, flv, to '/path/public/system/assets/1/original
/215aa96bf54c591a8278bdc451c6d8b4.avi.flv':
Metadata:
creation_time : 2011-01-09 20:10:41
encoder : Lavf52.94.0
Stream #0.0: Video: flv, yuv420p, 480x360, q=2-31, 200 kb/s, 1k tbn, 25 tbc
Stream #0.1: Audio: libmp3lame, 22050 Hz, 1 channels, s16, 32 kb/s
Stream mapping:
Stream #0.0 -> #0.0
Stream #0.1 -> #0.1
Press [q] to stop encoding
Warning, using s16 intermediate sample format for resampling
frame= 37 fps= 0 q=8.0 size= 187kB time=1.48 bitrate=1035.4kbits/s dup=0
frame= 44 fps= 0 q=8.0 Lsize= 197kB time=1.76 bitrate= 916.3kbits/s dup=0
drop=9
video:188kB audio:7kB global headers:0kB muxing overhead 1.093285%
Started POST "/uploads" for 127.0.0.1 at Mon Jan 31 12:10:45 -0800 2011
Processing by UploadsController#create as HTML
Parameters: {"commit"=>"Create Upload", "upload"=>{"name"=>"", "asset"=>#
<ActionDispatch::Http::UploadedFile:0xb6737e84 @content_type="video/x-msvideo",
@original_filename="MVI_0767.AVI", @headers="Content-Disposition: form-data;
name=\"upload[asset]\"; filename=\"MVI_0767.AVI\"\r\nContent-Type: video/x-
msvideo\r\n", @tempfile=#<File:/tmp/RackMultipart20110131-22703-mb6pnq-0>>},
"authenticity_token"=>"tnMScVhmgvnxFpmMVhL/jm13O4rBoVT5bQGSiYZXemk=", "utf8"=>"✓"}
SQL (0.2ms) BEGIN
SQL (0.5ms) SHOW TABLES
SQL (1.2ms) describe `uploads`
AREL (0.4ms) INSERT INTO `uploads` (`created_at`, `updated_at`, `asset_updated_at`,
`asset_file_size`, `name`, `asset_file_name`, `status`, `asset_content_type`) VALUES
('2011-01-31 20:10:45', '2011-01-31 20:10:45', '2011-01-31 20:10:45', 2828934, '',
'215aa96bf54c591a8278bdc451c6d8b4.avi', 'pending', 'video/x-msvideo')
[paperclip] Saving attachments.
[paperclip] saving /path/public/system/assets/1/original
/215aa96bf54c591a8278bdc451c6d8b4.avi
SQL (26.0ms) COMMIT
SQL (0.1ms) BEGIN
AREL (33.7ms) UPDATE `uploads` SET `updated_at` = '2011-01-31 20:10:45', `status`
= 'converting' WHERE (`uploads`.`id` = 1)
[paperclip] Saving attachments.
SQL (36.8ms) COMMIT
Converting video...command: ffmpeg -i /path/public/system
/assets/1/original/215aa96bf54c591a8278bdc451c6d8b4.avi -ar 22050 -ab 32k -s
480x360 -vcodec flv -r 25 -qscale 8 -f flv -y /home/sean/applelocal/public/system
/assets/1/original/215aa96bf54c591a8278bdc451c6d8b4.avi.flv
SQL (0.2ms) BEGIN
AREL (1.2ms) UPDATE `uploads` SET `updated_at` = '2011-01-31 20:10:46',
`asset_file_name` = '215aa96bf54c591a8278bdc451c6d8b4.avi.flv' WHERE
(`uploads`.`id` = 1)
[paperclip] Saving attachments.
SQL (24.6ms) COMMIT
SQL (0.1ms) BEGIN
AREL (0.4ms) UPDATE `uploads` SET `updated_at` = '2011-01-31 20:10:46',
`asset_content_type` = 'application/x-flash-video' WHERE (`uploads`.`id` = 1)
[paperclip] Saving attachments.
SQL (51.3ms) COMMIT
SQL (0.1ms) BEGIN
AREL (0.5ms) UPDATE `uploads` SET `updated_at` = '2011-01-31 20:10:46', `status`
= 'converted' WHERE (`uploads`.`id` = 1)
[paperclip] Saving attachments.
SQL (51.3ms) COMMIT
Redirected to http://localhost:3000/uploads
Completed 302 Found in 1349ms
マイ生産・ログには、この示し
if @upload.save
@upload.convert
ffmpegの変換を実行します.convertを