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https://github.com/bluenviron/mediamtx.git
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ac0ddc9e8a
Response times of the /list endpoint were slow because the duration of each segment was computed from scratch by summing the duration of each of its parts. This is improved by storing the duration of the overall segment in the header and using that, if available.
75 lines
1.3 KiB
Go
75 lines
1.3 KiB
Go
package playback
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import (
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"io"
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"os"
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"testing"
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"github.com/bluenviron/mediacommon/pkg/codecs/mpeg4audio"
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"github.com/bluenviron/mediacommon/pkg/formats/fmp4"
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"github.com/bluenviron/mediamtx/internal/test"
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)
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func writeBenchInit(f io.WriteSeeker) {
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init := fmp4.Init{
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Tracks: []*fmp4.InitTrack{
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{
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ID: 1,
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TimeScale: 90000,
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Codec: &fmp4.CodecH264{
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SPS: test.FormatH264.SPS,
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PPS: test.FormatH264.PPS,
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},
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},
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{
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ID: 2,
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TimeScale: 90000,
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Codec: &fmp4.CodecMPEG4Audio{
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Config: mpeg4audio.Config{
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Type: mpeg4audio.ObjectTypeAACLC,
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SampleRate: 48000,
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ChannelCount: 2,
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},
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},
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},
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},
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}
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err := init.Marshal(f)
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if err != nil {
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panic(err)
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}
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_, err = f.Write([]byte{
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0x00, 0x00, 0x00, 0x10, 'm', 'o', 'o', 'f',
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})
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if err != nil {
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panic(err)
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}
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}
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func BenchmarkFMP4ReadHeader(b *testing.B) {
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f, err := os.CreateTemp(os.TempDir(), "mediamtx-playback-fmp4-")
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if err != nil {
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panic(err)
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}
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defer os.Remove(f.Name())
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writeBenchInit(f)
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f.Close()
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for n := 0; n < b.N; n++ {
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func() {
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f, err = os.Open(f.Name())
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if err != nil {
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panic(err)
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}
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defer f.Close()
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_, _, err = segmentFMP4ReadHeader(f)
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if err != nil {
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panic(err)
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}
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}()
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}
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}
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