blob: 8c75914c63c7396bae03d3508e30983093d9afd1 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
#!/bin/sh
# file identification script
#
# manual usage:
# mpv_identify.sh foo.mkv
#
# sh/dash/ksh/bash usage:
# . mpv_identify.sh FOO_ foo.mkv
# will fill properties into variables like FOO_length
#
# zsh usage:
# mpv_identify() { emulate -L sh; . mpv_identify.sh "$@"; }
# mpv_identify FOO_ foo.mkv
# will fill properties into variables like FOO_length
#
# When multiple files were specified, their info will be put into FOO_* for the
# first file, FOO_1_* for the second file, FOO_2_* for the third file, etc.
case "$0" in
mpv_identify.sh|*/mpv_identify.sh)
# we are NOT being sourced
case "$1" in
'')
;;
*)
set -- '' "$@"
;;
esac
;;
esac
if [ $# -lt 2 ]; then
echo >&2 "Usage 1 (for humans only): $0 filename.mkv"
echo >&2 "will print all property values."
echo >&2 "Note that this output really shouldn't be parsed, as the"
echo >&2 "format is subject to change."
echo >&2
echo >&2 "Usage 2 (for use by scripts): see top of this file"
echo >&2
echo >&2 "NOTE: for mkv with ordered chapters, this may"
echo >&2 "not always identify the specified file, but the"
echo >&2 "file providing the first chapter. Specify"
echo >&2 "--no-ordered-chapters to prevent this."
exit 1
fi
if [ -z "$MPV" ]; then
MPV="mpv"
fi
__midentify__LF="
"
__midentify__nextprefix=$1
shift
if [ -n "$__midentify__nextprefix" ]; then
# in case of error, we always want this unset
eval unset $__midentify__nextprefix'path'
fi
__midentify__allprops="
filename
path
stream-start
stream-end
stream-length
demuxer
length
chapters
editions
titles
audio
audio-bitrate
audio-codec
audio-format
channels
samplerate
video
angle
video-bitrate
video-codec
video-format
video-aspect
fps
width
height
dwidth
dheight
sub
"
# TODO add metadata support once mpv can do it
__midentify__propstr="X-MIDENTIFY-START:$__midentify__LF"
for __midentify__key in $__midentify__allprops; do
__midentify__propstr=$__midentify__propstr"X-MIDENTIFY: $__midentify__key \${=$__midentify__key}$__midentify__LF"
__midentify__key=`echo "$__midentify__key" | tr - _`
eval unset $__midentify__nextprefix$__midentify__key
done
__midentify__output=`$MPV --term-playing-msg="$__midentify__propstr" --vo=null --ao=null --frames=1 --quiet --no-cache --no-config "$@"`
__midentify__fileindex=0
__midentify__prefix=
while :; do
case "$__midentify__output" in
'')
break
;;
*$__midentify__LF*)
__midentify__line=${__midentify__output%%$__midentify__LF*}
__midentify__output=${__midentify__output#*$__midentify__LF}
;;
*)
__midentify__line=$__midentify__output
__midentify__output=
;;
esac
case "$__midentify__line" in
X-MIDENTIFY-START:)
if [ -n "$__midentify__nextprefix" ]; then
__midentify__prefix=$__midentify__nextprefix
if [ $__midentify__fileindex -gt 0 ]; then
__midentify__nextprefix=${__midentify__prefix%$__midentify__fileindex\_}
fi
__midentify__fileindex=$(($__midentify__fileindex+1))
__midentify__nextprefix=$__midentify__nextprefix$__midentify__fileindex\_
for __midentify__key in $__midentify__allprops; do
__midentify__key=`echo "$__midentify__key" | tr - _`
eval unset $__midentify__nextprefix$__midentify__key
done
else
if [ $__midentify__fileindex -gt 0 ]; then
echo
fi
__midentify__fileindex=$(($__midentify__fileindex+1))
fi
;;
X-MIDENTIFY:\ *)
__midentify__key=${__midentify__line#X-MIDENTIFY:\ }
__midentify__value=${__midentify__key#* }
__midentify__key=${__midentify__key%% *}
__midentify__key=`echo "$__midentify__key" | tr - _`
if [ -n "$__midentify__nextprefix" ]; then
if [ -z "$__midentify__prefix" ]; then
echo >&2 "Got X-MIDENTIFY: without X-MIDENTIFY-START:"
elif [ -n "$__midentify__value" ]; then
eval $__midentify__prefix$__midentify__key=\$__midentify__value
fi
else
if [ -n "$__midentify__value" ]; then
echo "$__midentify__key=$__midentify__value"
fi
fi
;;
esac
done
unset __midentify__fileindex
unset __midentify__allprops
unset __midentify__key
unset __midentify__LF
unset __midentify__line
unset __midentify__output
unset __midentify__nextprefix
unset __midentify__prefix
unset __midentify__propstr
unset __midentify__value
|
