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Transcode stream refactor (#609)

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* Remove forceMkv and forceHEVC
* Add HLS support and refactor
* Add new streaming endpoints
This commit is contained in:
WithoutPants
2020-07-23 11:56:08 +10:00
committed by GitHub
parent 274d84ce93
commit 37be146a9d
40 changed files with 769 additions and 374 deletions
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76
pkg/ffmpeg/encoder_transcode.go
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@@ -1,8 +1,6 @@
package ffmpeg
import (
"io"
"os"
"strconv"
"github.com/stashapp/stash/pkg/models"
@@ -111,77 +109,3 @@ func (e *Encoder) CopyVideo(probeResult VideoFile, options TranscodeOptions) {
}
_, _ = e.run(probeResult, args)
}
func (e *Encoder) StreamTranscode(probeResult VideoFile, startTime string, maxTranscodeSize models.StreamingResolutionEnum) (io.ReadCloser, *os.Process, error) {
scale := calculateTranscodeScale(probeResult, maxTranscodeSize)
args := []string{}
if startTime != "" {
args = append(args, "-ss", startTime)
}
args = append(args,
"-i", probeResult.Path,
"-c:v", "libvpx-vp9",
"-vf", "scale="+scale,
"-deadline", "realtime",
"-cpu-used", "5",
"-row-mt", "1",
"-crf", "30",
"-b:v", "0",
"-f", "webm",
"pipe:",
)
return e.stream(probeResult, args)
}
//transcode the video, remove the audio
//in some videos where the audio codec is not supported by ffmpeg
//ffmpeg fails if you try to transcode the audio
func (e *Encoder) StreamTranscodeVideo(probeResult VideoFile, startTime string, maxTranscodeSize models.StreamingResolutionEnum) (io.ReadCloser, *os.Process, error) {
scale := calculateTranscodeScale(probeResult, maxTranscodeSize)
args := []string{}
if startTime != "" {
args = append(args, "-ss", startTime)
}
args = append(args,
"-i", probeResult.Path,
"-an",
"-c:v", "libvpx-vp9",
"-vf", "scale="+scale,
"-deadline", "realtime",
"-cpu-used", "5",
"-row-mt", "1",
"-crf", "30",
"-b:v", "0",
"-f", "webm",
"pipe:",
)
return e.stream(probeResult, args)
}
//it is very common in MKVs to have just the audio codec unsupported
//copy the video stream, transcode the audio and serve as Matroska
func (e *Encoder) StreamMkvTranscodeAudio(probeResult VideoFile, startTime string, maxTranscodeSize models.StreamingResolutionEnum) (io.ReadCloser, *os.Process, error) {
args := []string{}
if startTime != "" {
args = append(args, "-ss", startTime)
}
args = append(args,
"-i", probeResult.Path,
"-c:v", "copy",
"-c:a", "libopus",
"-b:a", "96k",
"-vbr", "on",
"-f", "matroska",
"pipe:",
)
return e.stream(probeResult, args)
}