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Send estimated content length if requested

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This commit is contained in:
Deluan 2020-04-03 00:24:40 -04:00
parent 2392060bc1
commit 8510273216
2 changed files with 13 additions and 1 deletions
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5
engine/media_streamer.go
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@ -138,8 +138,11 @@ type Stream struct {
func (s *Stream) Seekable() bool { return s.Seeker != nil }
func (s *Stream) Duration() float32 { return s.mf.Duration }
func (s *Stream) ContentType() string { return mime.TypeByExtension("." + s.format) }
func (s *Stream) Name() string { return s.mf.Path }
func (s *Stream) Name() string { return s.mf.Title + "." + s.format }
func (s *Stream) ModTime() time.Time { return s.mf.UpdatedAt }
func (s *Stream) EstimatedContentLength() int {
return int(s.mf.Duration * float32(s.bitRate) / 8 * 1024)
}
// TODO This function deserves some love (refactoring)
func selectTranscodingOptions(ctx context.Context, ds model.DataStore, mf *model.MediaFile, reqFormat string, reqBitRate int) (format string, bitRate int) {

9
server/subsonic/stream.go
View File

@ -26,6 +26,7 @@ func (c *StreamController) Stream(w http.ResponseWriter, r *http.Request) (*resp
}
maxBitRate := utils.ParamInt(r, "maxBitRate", 0)
format := utils.ParamString(r, "format")
estimateContentLength := utils.ParamBool(r, "estimateContentLength", false)
stream, err := c.streamer.NewStream(r.Context(), id, format, maxBitRate)
if err != nil {
@ -46,6 +47,14 @@ func (c *StreamController) Stream(w http.ResponseWriter, r *http.Request) (*resp
// If the stream doesn't provide a size (i.e. is not seekable), we can't support ranges/content-length
w.Header().Set("Accept-Ranges", "none")
w.Header().Set("Content-Type", stream.ContentType())
// if Client requests the estimated content-length, send it
if estimateContentLength {
length := strconv.Itoa(stream.EstimatedContentLength())
log.Trace(r.Context(), "Estimated content-length", "contentLength", length)
w.Header().Set("Content-Length", length)
}
if c, err := io.Copy(w, stream); err != nil {
log.Error(r.Context(), "Error sending transcoded file", "id", id, err)
} else {