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Use low latency properties in DashMediaSource
Issue: #4904 PiperOrigin-RevId: 337046645
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206 changes: 136 additions & 70 deletions
206
library/dash/src/main/java/com/google/android/exoplayer2/source/dash/DashMediaSource.java
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305 changes: 304 additions & 1 deletion
305
...ary/dash/src/test/java/com/google/android/exoplayer2/source/dash/DashMediaSourceTest.java
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27 changes: 27 additions & 0 deletions
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testdata/src/test/assets/media/mpd/sample_mpd_live_with_complete_service_description
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <MPD | ||
| type="dynamic" | ||
| suggestedPresentationDelay="PT2S" | ||
| availabilityStartTime="2020-01-01T00:00:00Z" | ||
| minimumUpdatePeriod="PT4M" | ||
| timeShiftBufferDepth="PT6.0S"> | ||
| <UTCTiming | ||
| schemeIdUri="urn:mpeg:dash:utc:direct:2014" | ||
| value="2020-01-01T01:00:00Z" /> | ||
| <ServiceDescription id="0"> | ||
| <Latency target="4000" /> | ||
| <PlaybackRate max="1.04" min="0.96" /> | ||
| </ServiceDescription> | ||
| <Period start="PT0.0S"> | ||
| <AdaptationSet contentType="video"> | ||
| <Representation id="0" mimeType="video/mp4"> | ||
| <SegmentTemplate | ||
| timescale="1000000" | ||
| duration="2000000" | ||
| availabilityTimeOffset="2" | ||
| startNumber="1"> | ||
| </SegmentTemplate> | ||
| </Representation> | ||
| </AdaptationSet> | ||
| </Period> | ||
| </MPD> |
24 changes: 24 additions & 0 deletions
24
testdata/src/test/assets/media/mpd/sample_mpd_live_with_offset_inside_window
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <MPD | ||
| type="dynamic" | ||
| minimumUpdatePeriod="PT4M" | ||
| availabilityStartTime="2020-01-01T00:00:00Z" | ||
| timeShiftBufferDepth="PT6.0S"> | ||
| <UTCTiming | ||
| schemeIdUri="urn:mpeg:dash:utc:direct:2014" | ||
| value="2020-01-01T01:00:00Z" /> | ||
| <ServiceDescription id="0"> | ||
| <Latency target="3000" /> | ||
| </ServiceDescription> | ||
| <Period start="PT0.0S"> | ||
| <AdaptationSet contentType="video"> | ||
| <Representation id="0" mimeType="video/mp4"> | ||
| <SegmentTemplate | ||
| timescale="1000000" | ||
| duration="2000000" | ||
| availabilityTimeOffset="2" | ||
| startNumber="1"/> | ||
| </Representation> | ||
| </AdaptationSet> | ||
| </Period> | ||
| </MPD> |
24 changes: 24 additions & 0 deletions
24
testdata/src/test/assets/media/mpd/sample_mpd_live_with_offset_too_long
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <MPD | ||
| type="dynamic" | ||
| minimumUpdatePeriod="PT4M" | ||
| availabilityStartTime="2020-01-01T00:00:00Z" | ||
| timeShiftBufferDepth="PT16.0S"> | ||
| <UTCTiming | ||
| schemeIdUri="urn:mpeg:dash:utc:direct:2014" | ||
| value="2020-01-01T00:00:20Z" /> | ||
| <ServiceDescription id="0"> | ||
| <Latency target="30000" /> | ||
| </ServiceDescription> | ||
| <Period start="PT0.0S"> | ||
| <AdaptationSet contentType="video"> | ||
| <Representation id="0" mimeType="video/mp4"> | ||
| <SegmentTemplate | ||
| timescale="1000000" | ||
| duration="2000000" | ||
| availabilityTimeOffset="2" | ||
| startNumber="1"/> | ||
| </Representation> | ||
| </AdaptationSet> | ||
| </Period> | ||
| </MPD> |
25 changes: 25 additions & 0 deletions
25
testdata/src/test/assets/media/mpd/sample_mpd_live_with_offset_too_short
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,25 @@ | ||
| <?xml version="1.0" encoding="UTF-8"?> | ||
| <MPD | ||
| type="dynamic" | ||
| timeShiftBufferDepth="PT16S" | ||
| minimumUpdatePeriod="PT4M" | ||
| availabilityStartTime="1970-01-01T00:00:00Z"> | ||
| <!-- Now is 60 seconds after the start of the window. --> | ||
| <UTCTiming | ||
| schemeIdUri="urn:mpeg:dash:utc:direct:2014" | ||
| value="2020-01-01T00:01:00Z" /> | ||
| <ServiceDescription id="0"> | ||
| <Latency target="4000" /> | ||
| </ServiceDescription> | ||
| <Period id="1" start="PT0S"> | ||
| <AdaptationSet id="0" contentType="video"> | ||
| <SegmentTemplate presentationTimeOffset="0" timescale="1000" startNumber="1"> | ||
| <SegmentTimeline> | ||
| <!-- t = 2020-01-01T00:00:00Z (UTC) --> | ||
| <S t="1577836800000" d="4000" r="3"/> | ||
| </SegmentTimeline> | ||
| </SegmentTemplate> | ||
| <Representation id="0"/> | ||
| </AdaptationSet> | ||
| </Period> | ||
| </MPD> |
23 changes: 23 additions & 0 deletions
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testdata/src/test/assets/media/mpd/sample_mpd_live_with_suggested_presentation_delay_2s
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <MPD | ||
| type="dynamic" | ||
| suggestedPresentationDelay="PT2S" | ||
| minimumUpdatePeriod="PT4M" | ||
| availabilityStartTime="2020-01-01T00:00:00Z" | ||
| timeShiftBufferDepth="PT6.0S"> | ||
| <UTCTiming | ||
| schemeIdUri="urn:mpeg:dash:utc:direct:2014" | ||
| value="2020-01-01T01:00:00Z" /> | ||
| <Period start="PT0.0S"> | ||
| <AdaptationSet contentType="video"> | ||
| <Representation id="0" mimeType="video/mp4"> | ||
| <SegmentTemplate | ||
| timescale="1000000" | ||
| duration="2000000" | ||
| availabilityTimeOffset="2" | ||
| startNumber="1"> | ||
| </SegmentTemplate> | ||
| </Representation> | ||
| </AdaptationSet> | ||
| </Period> | ||
| </MPD> |
22 changes: 22 additions & 0 deletions
22
testdata/src/test/assets/media/mpd/sample_mpd_live_without_live_configuration
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <MPD | ||
| type="dynamic" | ||
| minimumUpdatePeriod="PT4M" | ||
| availabilityStartTime="2020-01-01T00:00:00Z" | ||
| timeShiftBufferDepth="PT1M"> | ||
| <UTCTiming | ||
| schemeIdUri="urn:mpeg:dash:utc:direct:2014" | ||
| value="2020-01-01T01:00:00Z" /> | ||
| <Period start="PT0.0S"> | ||
| <AdaptationSet contentType="video"> | ||
| <Representation id="0" mimeType="video/mp4"> | ||
| <SegmentTemplate | ||
| timescale="1000000" | ||
| duration="2000000" | ||
| availabilityTimeOffset="2" | ||
| startNumber="1"> | ||
| </SegmentTemplate> | ||
| </Representation> | ||
| </AdaptationSet> | ||
| </Period> | ||
| </MPD> |