Composition
input
inputLists the containers used to render the composition. A composition consists of one or more segments that are presented sequentially. The containers within each segment are presented concurrently. By default a composition consists of a single default segment.
segment
segmentRepresents a portion of the composition timeline.
| Property | Type | Description |
|---|---|---|
name | string | Uniquely identifies the segment within the composition. |
container | array | Lists each container in this segment. |
For example the following composition presents the segments chapter1 and chapter2 sequentially. Each segment has 2 input containers providing the picture and sound streams respectively:
---
input:
segment:
- name: chapter1
container:
- name: picture1
video:
- name: v1
- name: sound1
audio:
- name: a1
- name: chapter2
container:
- name: picture2
video:
- name: v1
- name: sound2
audio:
- name: a1
output:
container:
- name: output1
type: 'mp4 '
video:
- route:
name: v1
audio:
- route:
name: a1
{
"input": {
"segment": [
{
"name": "chapter1",
"container": [
{
"name": "picture1",
"video": [
{
"name": "v1"
}
]
},
{
"name": "sound1",
"audio": [
{
"name": "a1"
}
]
}
]
},
{
"name": "chapter2",
"container": [
{
"name": "picture2",
"video": [
{
"name": "v1"
}
]
},
{
"name": "sound2",
"audio": [
{
"name": "a1"
}
]
}
]
}
]
},
"output": {
"container": [
{
"name": "output1",
"type": "mp4 ",
"video": [
{
"route": {
"name": "v1"
}
}
],
"audio": [
{
"route": {
"name": "a1"
}
}
]
}
]
}
}
output
outputLists the containers produced by the composition.
Updated about 1 year ago