|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
declare(strict_types=1); |
|
4
|
|
|
|
|
5
|
|
|
namespace Soluble\MediaTools\Video\Filter; |
|
6
|
|
|
|
|
7
|
|
|
use Soluble\MediaTools\Video\Exception\ParamValidationException; |
|
8
|
|
|
use Soluble\MediaTools\Video\Filter\Type\FFMpegVideoFilterInterface; |
|
9
|
|
|
|
|
10
|
|
|
class ScaleFilter implements FFMpegVideoFilterInterface |
|
11
|
|
|
{ |
|
12
|
|
|
public const OPTION_ASPECT_RATIO_INCREASE = 'increase'; |
|
13
|
|
|
public const OPTION_ASPECT_RATIO_DECREASE = 'decrease'; |
|
14
|
|
|
public const OPTION_ASPECT_RATIO_DISABLE = 'disable'; |
|
15
|
|
|
|
|
16
|
|
|
/** |
|
17
|
|
|
* Built-in aspect ratios. |
|
18
|
|
|
* |
|
19
|
|
|
* @var string[] |
|
20
|
|
|
*/ |
|
21
|
|
|
public const ASPECT_RATIO_MODES = [ |
|
22
|
|
|
self::OPTION_ASPECT_RATIO_INCREASE, |
|
23
|
|
|
self::OPTION_ASPECT_RATIO_DECREASE, |
|
24
|
|
|
self::OPTION_ASPECT_RATIO_DISABLE, |
|
25
|
|
|
]; |
|
26
|
|
|
|
|
27
|
|
|
/** @var int|string|null */ |
|
28
|
|
|
protected $height; |
|
29
|
|
|
|
|
30
|
|
|
/** @var int|string|null */ |
|
31
|
|
|
protected $width; |
|
32
|
|
|
|
|
33
|
|
|
/** @var string|null */ |
|
34
|
|
|
protected $forceOriginalAspectRatio; |
|
35
|
|
|
|
|
36
|
|
|
/** @var string|null */ |
|
37
|
|
|
protected $eval; |
|
38
|
|
|
|
|
39
|
|
|
/** @var int|null */ |
|
40
|
|
|
protected $interl; |
|
41
|
|
|
|
|
42
|
|
|
/** @var string|null */ |
|
43
|
|
|
protected $flags; |
|
44
|
|
|
|
|
45
|
|
|
/** @var float|null */ |
|
46
|
|
|
protected $param0; |
|
47
|
|
|
|
|
48
|
|
|
/** @var float|null */ |
|
49
|
|
|
protected $param1; |
|
50
|
|
|
|
|
51
|
|
|
/** @var string|null */ |
|
52
|
|
|
protected $size; |
|
53
|
|
|
|
|
54
|
|
|
/** @var string|null */ |
|
55
|
|
|
protected $inColorMatrix; |
|
56
|
|
|
|
|
57
|
|
|
/** @var string|null */ |
|
58
|
|
|
protected $outColorMatrix; |
|
59
|
|
|
|
|
60
|
|
|
/** @var string|null */ |
|
61
|
|
|
protected $inRange; |
|
62
|
|
|
|
|
63
|
|
|
/** @var string|null */ |
|
64
|
|
|
protected $outRange; |
|
65
|
|
|
|
|
66
|
|
|
/** |
|
67
|
|
|
* Scale filter. |
|
68
|
|
|
* |
|
69
|
|
|
* @see https://trac.ffmpeg.org/wiki/Scaling |
|
70
|
|
|
* @see https://ffmpeg.org/ffmpeg-filters.html#scale-1 |
|
71
|
|
|
* |
|
72
|
|
|
* @param string|int|null $width Set the output video width expression. Default value is the input width. |
|
73
|
|
|
* @param string|int|null $height Set the output video height expression. Default value is the input height. |
|
74
|
|
|
* @param string|null $forceOriginalAspectRatio enable decreasing or increasing output video width or height if necessary to keep the original aspect ratio |
|
75
|
|
|
* @param string|null $eval Specify when to evaluate width and height expression: 'init' or 'frame' |
|
76
|
|
|
* @param int|null $interl Set the interlacing mode. It accepts the following values: ‘1’ Force interlaced aware scaling. ‘0’ Do not apply interlaced scaling. ‘-1’ Select interlaced aware scaling depending on whether the source frames are flagged as interlaced or not. |
|
77
|
|
|
* @param string|null $flags Set libswscale scaling flags |
|
78
|
|
|
* @param float|null $param0 Set libswscale input parameters for scaling algorithms that need them |
|
79
|
|
|
* @param float|null $param1 Set libswscale input parameters for scaling algorithms that need them |
|
80
|
|
|
* @param string|null $size set the video size |
|
81
|
|
|
* @param string|null $inColorMatrix set input YCbCr color space type |
|
82
|
|
|
* @param string|null $outColorMatrix set output YCbCr color space type |
|
83
|
|
|
* @param string|null $inRange set intput YCbCr sample range |
|
84
|
|
|
* @param string|null $outRange set output YCbCr sample range |
|
85
|
|
|
*/ |
|
86
|
5 |
|
public function __construct( |
|
87
|
|
|
$width = null, |
|
88
|
|
|
$height = null, |
|
89
|
|
|
string $forceOriginalAspectRatio = null, |
|
90
|
|
|
string $eval = null, |
|
91
|
|
|
int $interl = null, |
|
92
|
|
|
string $flags = null, |
|
93
|
|
|
float $param0 = null, |
|
94
|
|
|
float $param1 = null, |
|
95
|
|
|
string $size = null, |
|
96
|
|
|
string $inColorMatrix = null, |
|
97
|
|
|
string $outColorMatrix = null, |
|
98
|
|
|
string $inRange = null, |
|
99
|
|
|
string $outRange = null |
|
100
|
|
|
) { |
|
101
|
5 |
|
if ($forceOriginalAspectRatio !== null && |
|
102
|
5 |
|
!in_array($forceOriginalAspectRatio, self::ASPECT_RATIO_MODES, true)) { |
|
103
|
1 |
|
throw new ParamValidationException(sprintf( |
|
104
|
1 |
|
'Unsupported forceOriginalAspectRatio param: \'%s\'. Must be %s.', |
|
105
|
1 |
|
$forceOriginalAspectRatio, |
|
106
|
1 |
|
implode(' | ', self::ASPECT_RATIO_MODES) |
|
107
|
|
|
)); |
|
108
|
|
|
} |
|
109
|
4 |
|
$this->forceOriginalAspectRatio = $forceOriginalAspectRatio; |
|
110
|
|
|
|
|
111
|
4 |
|
$this->width = $width; |
|
112
|
4 |
|
$this->height = $height; |
|
113
|
4 |
|
$this->eval = $eval; |
|
114
|
4 |
|
$this->interl = $interl; |
|
115
|
4 |
|
$this->flags = $flags; |
|
116
|
4 |
|
$this->param0 = $param0; |
|
117
|
4 |
|
$this->param1 = $param1; |
|
118
|
4 |
|
$this->size = $size; |
|
119
|
4 |
|
$this->inColorMatrix = $inColorMatrix; |
|
120
|
4 |
|
$this->outColorMatrix = $outColorMatrix; |
|
121
|
4 |
|
$this->inRange = $inRange; |
|
122
|
4 |
|
$this->outRange = $outRange; |
|
123
|
4 |
|
} |
|
124
|
|
|
|
|
125
|
4 |
|
public function getFFmpegCLIValue(): string |
|
126
|
|
|
{ |
|
127
|
4 |
|
$args = array_filter([ |
|
128
|
4 |
|
($this->width !== null) ? "w={$this->width}" : false, |
|
|
|
|
|
|
129
|
4 |
|
($this->height !== null) ? "h={$this->height}" : false, |
|
|
|
|
|
|
130
|
4 |
|
($this->forceOriginalAspectRatio !== null) ? "force_original_aspect_ratio={$this->forceOriginalAspectRatio}" : false, |
|
|
|
|
|
|
131
|
4 |
|
($this->eval !== null) ? "eval={$this->eval}" : false, |
|
|
|
|
|
|
132
|
4 |
|
($this->interl !== null) ? "interl={$this->interl}" : false, |
|
|
|
|
|
|
133
|
4 |
|
($this->flags !== null) ? "flags={$this->flags}" : false, |
|
|
|
|
|
|
134
|
4 |
|
($this->param0 !== null) ? "param0={$this->param0}" : false, |
|
|
|
|
|
|
135
|
4 |
|
($this->param1 !== null) ? "param1={$this->param1}" : false, |
|
|
|
|
|
|
136
|
4 |
|
($this->size !== null) ? "size={$this->size}" : false, |
|
|
|
|
|
|
137
|
4 |
|
($this->inColorMatrix !== null) ? "in_color_matrix={$this->inColorMatrix}" : false, |
|
|
|
|
|
|
138
|
4 |
|
($this->outColorMatrix !== null) ? "out_color_matrix={$this->outColorMatrix}" : false, |
|
|
|
|
|
|
139
|
4 |
|
($this->inRange !== null) ? "in_range={$this->inRange}" : false, |
|
|
|
|
|
|
140
|
4 |
|
($this->outRange !== null) ? "out_range={$this->outRange}" : false, |
|
|
|
|
|
|
141
|
|
|
]); |
|
142
|
|
|
|
|
143
|
4 |
|
return sprintf( |
|
144
|
4 |
|
'scale=%s', |
|
145
|
4 |
|
implode(':', $args) |
|
146
|
|
|
); |
|
147
|
|
|
} |
|
148
|
|
|
} |
|
149
|
|
|
|
soluble-io /
soluble-mediatools
Loading history...
It is generally a best practice as it is often more readable to use concatenation instead of interpolation for variables inside strings.