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Ramdayal Munda
begenieus-jobs
Commits
19deb370
Commit
19deb370
authored
May 09, 2024
by
Pragati Upadhyay
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3 changed files
with
94 additions
and
15 deletions
+94
-15
tutor-shot.js
controller/tutor-shot.js
+12
-12
ffmpeg-helper.js
helper/ffmpeg-helper.js
+82
-1
upload.js
helper/upload.js
+0
-2
No files found.
controller/tutor-shot.js
View file @
19deb370
...
...
@@ -3,7 +3,7 @@ const { generateCanvas, mergeImages } = require("../helper/tutor-shot")
const
path
=
require
(
'path'
)
const
sharp
=
require
(
'sharp'
)
const
fs
=
require
(
'fs'
)
const
{
createVideoFromImages
,
joinAudioVideo
}
=
require
(
"../helper/ffmpeg-helper"
)
const
{
createVideoFromImages
,
createVideo
,
joinAudioVideo
}
=
require
(
"../helper/ffmpeg-helper"
)
const
{
deleteFile
,
downloadFile
}
=
require
(
"../helper/utilities"
)
const
{
generatePreSignedGetUrl
,
uploadToAwsS3
}
=
require
(
"../helper/upload"
)
const
mongoose
=
require
(
'mongoose'
)
...
...
@@ -42,7 +42,7 @@ module.exports.generateVideo = async function (req, res) {
let
imageDir
=
TEMP_IMAGE_DIR
let
imagePathString
=
path
.
join
(
imageDir
,
`
${
tutorShotData
.
_id
}
_%d.png`
)
videoPath
=
path
.
join
(
TEMP_VIDEO_DIR
,
`
${
tutorShotData
.
_id
}
.
webm
`
)
videoPath
=
path
.
join
(
TEMP_VIDEO_DIR
,
`
${
tutorShotData
.
_id
}
.
mp4
`
)
thumbnailPath
=
path
.
join
(
TEMP_IMAGE_DIR
,
`
${
tutorShotData
.
_id
}
_thumbnail`
)
fileName
=
`
${
tutorShotData
.
_id
}
.webm`
thumbnailName
=
`
${
tutorShotData
.
_id
}
_thumbnail.png`
...
...
@@ -66,18 +66,18 @@ module.exports.generateVideo = async function (req, res) {
dimension
:
tutorShotData
.
segments
[
i
].
dimension
}
)
let
limit
=
24
*
((
tutorShotData
.
segments
[
i
]?.
duration
)
?
(
tutorShotData
.
segments
[
i
].
duration
)
:
2
);
let
limit
=
((
tutorShotData
.
segments
[
i
]?.
duration
)
?
(
tutorShotData
.
segments
[
i
].
duration
)
:
2
);
let
frameNum
=
0
let
firstImage
=
path
.
join
(
imageDir
,
`
${
tutorShotData
.
_id
}
_
${
frameNumber
++
}
.png`
)
await
sharp
(
mergedImage
).
toFile
(
firstImage
)
imageArr
.
push
(
firstImage
)
filesCreated
.
push
(
firstImage
)
do
{
let
fileName
=
path
.
join
(
imageDir
,
`
${
tutorShotData
.
_id
}
_
${
frameNumber
++
}
.png`
)
imageArr
.
push
(
fileName
)
filesCreated
.
push
(
fileName
)
fs
.
copyFileSync
(
firstImage
,
fileName
)
}
while
(
++
frameNum
<
limit
)
//
do {
//
let fileName = path.join(imageDir, `${tutorShotData._id}_${frameNumber++}.png`)
//
imageArr.push(fileName)
//
filesCreated.push(fileName)
//
fs.copyFileSync(firstImage, fileName)
//
} while (++frameNum < limit)
if
(
i
==
0
&&
thumbnailPath
)
{
fs
.
copyFileSync
(
firstImage
,
thumbnailPath
)
...
...
@@ -98,8 +98,8 @@ module.exports.generateVideo = async function (req, res) {
imagePathString
:
imagePathString
,
deleteImages
:
true
,
// default is true
}
await
createVideoFromImages
([],
options
);
await
createVideo
(
imageArr
,
videoPath
)
//
await createVideoFromImages([], options);
filesCreated
.
push
(
path
.
dirname
(
videoPath
))
socketPayload
.
subTask
[
0
].
percent
=
100
;
// 100% if video(without audio) is generated
socketPayload
.
percent
=
Math
.
round
(
tutorShotData
?.
audio
?.
length
?
socketPayload
.
subTask
[
0
].
percent
/
2
:
socketPayload
.
subTask
[
0
].
percent
);
...
...
@@ -129,7 +129,7 @@ module.exports.generateVideo = async function (req, res) {
let
remotePath
=
path
.
join
(
CONFIG
.
S3_TUTOR_SHOT
,
fileName
)
let
remoteThumbnailPath
=
path
.
join
(
CONFIG
.
S3_TUTOR_SHOT
,
thumbnailName
)
await
uploadToAwsS3
(
videoPath
,
remotePath
)
let
url
=
await
uploadToAwsS3
(
videoPath
,
remotePath
)
await
uploadToAwsS3
(
thumbnailPath
,
remoteThumbnailPath
)
tutorShotData
.
thumbnailUrl
=
remoteThumbnailPath
tutorShotData
.
signedVideoUrl
=
await
generatePreSignedGetUrl
(
remotePath
)
...
...
helper/ffmpeg-helper.js
View file @
19deb370
...
...
@@ -24,7 +24,88 @@ const path = require('path')
* } options
* @returns
*/
module
.
exports
.
createVideoFromImages
=
async
function
(
imageArr
,
options
)
{
function
createClipFromImage
(
imagePath
,
duration
,
outputClipPath
,
callback
)
{
ffmpeg
(
imagePath
)
.
inputOptions
(
'-loop 1'
)
.
inputOptions
(
`-t
${
duration
}
`
)
.
inputOptions
(
'-framerate 1'
)
.
outputOptions
([
'-c:v libx264'
,
// Use H.264 codec
// '-pix_fmt yuv420p', // Pixel format compatible with most devices
'-crf 23'
,
// Constant Rate Factor that balances quality and file size
'-preset veryfast'
// Faster encoding with reasonable file size
])
.
output
(
outputClipPath
)
.
on
(
'end'
,
()
=>
{
console
.
log
(
`Clip created:
${
outputClipPath
}
`
);
callback
(
null
,
outputClipPath
);
// Pass the clip path on success
})
.
on
(
'error'
,
(
err
)
=>
{
console
.
error
(
`Error:
${
err
.
message
}
`
);
callback
(
err
);
})
.
run
();
}
function
concatenateClips
(
clips
,
outputPath
,
callback
)
{
const
fileList
=
'filelist.txt'
;
const
fileContent
=
clips
.
map
(
clip
=>
`file '
${
clip
}
'`
).
join
(
'
\
n'
);
fs
.
writeFileSync
(
fileList
,
fileContent
);
console
.
log
(
"created"
,
outputPath
,
'x'
)
ffmpeg
()
.
input
(
fileList
)
.
inputOptions
([
'-f concat'
,
'-safe 0'
])
// Corrected input options
.
outputOptions
(
'-c copy'
)
.
output
(
outputPath
)
.
on
(
'end'
,
()
=>
{
console
.
log
(
'Final video created successfully'
);
callback
(
null
);
fs
.
unlinkSync
(
fileList
);
clips
.
forEach
(
clip
=>
fs
.
unlinkSync
(
clip
));
})
.
on
(
'error'
,
(
err
)
=>
{
console
.
error
(
`Error:
${
err
}
`
);
callback
(
err
);
})
.
run
();
}
module
.
exports
.
createVideo
=
async
function
(
screenshots
,
outputPath
)
{
return
new
Promise
(
async
(
res
,
rej
)
=>
{
let
clips
=
[];
for
(
let
index
=
0
;
index
<
screenshots
.
length
;
index
++
)
{
const
screenshot
=
screenshots
[
index
];
const
duration
=
screenshots
[
index
]?.
duration
?
screenshots
[
index
].
duration
:
3
;
const
clipPath
=
`clip
${
index
}
.mp4`
;
// Temporary clip path
createClipFromImage
(
screenshot
,
duration
,
clipPath
,
(
err
,
clip
)
=>
{
if
(
err
)
{
console
.
error
(
`Failed to create clip for
${
screenshot
}
:
${
err
}
`
);
return
;
}
clips
.
push
(
clip
);
if
(
index
===
screenshots
.
length
-
1
)
{
// All screenshots processed, concatenate clips
concatenateClips
(
clips
,
outputPath
,
(
err
)
=>
{
if
(
err
)
{
console
.
error
(
`Failed to concatenate clips:
${
err
}
`
);
return
;
}
console
.
log
(
'All done'
);
res
();
});
}
});
}
});
}
module
.
exports
.
createVideoFromImages
=
async
function
(
imageArr
,
options
)
{
return
new
Promise
(
async
(
res
,
rej
)
=>
{
...
...
helper/upload.js
View file @
19deb370
...
...
@@ -31,8 +31,6 @@ module.exports.uploadToAwsS3 = async function (localPath, remotePath, options) {
// successful response
});
if
(
options
&&
!
options
.
preventUnlink
)
{
console
.
log
(
"🚀 ~ localPath:"
,
localPath
)
try
{
Fs
.
unlinkSync
(
localPath
)
}
catch
(
err
)
{
console
.
log
(
err
)
}
}
...
...
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