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重构输出流转发, TransStream不再持有Sink

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yangjiechina
2024-10-28 19:15:53 +08:00
parent 9090e28077
commit ec707c8dc1
27 changed files with 894 additions and 747 deletions
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26
stream/mw_buffer.go
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@@ -27,6 +27,8 @@ type MergeWritingBuffer interface {
// ReadSegmentsFromKeyFrameIndex 从最近的关键帧读取切片
ReadSegmentsFromKeyFrameIndex(cb func([]byte))
Capacity() int
}
type mwBlock struct {
@@ -39,17 +41,13 @@ type mwBlock struct {
type mergeWritingBuffer struct {
mwBlocks []mwBlock
//空闲合并写块
keyFrameFreeMWBlocks collections.LinkedList[collections.MemoryPool]
noneKeyFreeFrameMWBlocks collections.LinkedList[collections.MemoryPool]
index int // 当前切片位于mwBlocks的索引
startTS int64 // 当前切片的开始时间
duration int // 当前切片时长
index int //当前切片位于mwBlocks的索引
startTS int64 //当前切片的开始时间
duration int //当前切片时长
lastKeyFrameIndex int //最新关键帧所在切片的索引
keyFrameCount int //关键帧计数
existVideo bool //是否存在视频
lastKeyFrameIndex int // 最新关键帧所在切片的索引
keyFrameCount int // 关键帧计数
existVideo bool // 是否存在视频
keyFrameBufferMaxLength int
nonKeyFrameBufferMaxLength int
@@ -205,11 +203,15 @@ func (m *mergeWritingBuffer) ReadSegmentsFromKeyFrameIndex(cb func([]byte)) {
}
}
func (m *mergeWritingBuffer) Capacity() int {
return cap(m.mwBlocks)
}
func NewMergeWritingBuffer(existVideo bool) MergeWritingBuffer {
//开启GOP缓存, 输出流也缓存整个GOP
// 开启GOP缓存, 输出流也缓存整个GOP
var blocks []mwBlock
if existVideo {
blocks = make([]mwBlock, AppConfig.WriteBufferNumber)
blocks = make([]mwBlock, AppConfig.WriteBufferCapacity)
} else {
blocks = make([]mwBlock, 1)
}