Ads are getting skipped by hitting play-pause during mid-roll with multiple ads

[nishantkp]

Issue description

Player is skipping ads by hitting play-pause during mid-roll with multiple ads.

Reproduction steps

• Play a video with multiple ads in mid-roll
• Open demo app
• Launch VMSP pre-roll single ad, mid-roll optimized pod with 3 ads, post-roll single as(bumper around all ad breaks)
• Let the mid-roll play
• After first ad in mid-roll is played, hit play pause and it will skip 2nd ad, do it again and it will skip 3rd ad
• And content will be resumed

Link to test content

• demo app - Launch VMSP pre-roll single ad, mid-roll optimized pod with 3 ads, post-roll single as(bumper around all ad breaks)

A full bug report captured from the device

2020-05-06 12:50:23.813 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: state [eventTime=29.19, mediaPos=0.77, window=0, period=0, adGroup=1, ad=2, false, READY]
2020-05-06 12:50:23.814 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: isPlaying [eventTime=29.19, mediaPos=0.77, window=0, period=0, adGroup=1, ad=2, false]
2020-05-06 12:50:23.847 30891-30946/com.google.android.exoplayer2.demo D/eglCodecCommon: setVertexArrayObject: set vao to 3 (3) 22 27
2020-05-06 12:50:23.849 30891-30946/com.google.android.exoplayer2.demo D/eglCodecCommon: setVertexArrayObject: set vao to 0 (0) 22 2
2020-05-06 12:50:23.888 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: loading [eventTime=29.26, mediaPos=0.78, window=0, period=0, adGroup=1, ad=2, false]
2020-05-06 12:50:23.954 30891-30891/com.google.android.exoplayer2.demo W/ImaAdsLoader: Unexpected ad count in LOADED, 5, expected 3
2020-05-06 12:50:23.956 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: mediaPeriodReleased [eventTime=29.33, mediaPos=0.78, window=0, period=0, adGroup=1, ad=2]
2020-05-06 12:50:23.956 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: decoderDisabled [eventTime=29.33, mediaPos=0.78, window=0, period=0, adGroup=1, ad=2, video]
2020-05-06 12:50:23.956 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: decoderDisabled [eventTime=29.33, mediaPos=0.78, window=0, period=0, adGroup=1, ad=2, audio]
2020-05-06 12:50:23.956 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: decoderEnabled [eventTime=29.33, mediaPos=0.78, window=0, period=0, video]
2020-05-06 12:50:23.961 30891-30891/com.google.android.exoplayer2.demo W/IMASDK: Invalid internal message, ignoring. Please make sure the Google IMA SDK library is up to date. Message: gmsg://afma.google.com/videoDisplay?type=activate&sid=b0d420da-7d5f-4ac3-b32c-f44a6320ec03&dt=1588783823945
2020-05-06 12:50:23.965 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: decoderEnabled [eventTime=29.34, mediaPos=0.78, window=0, period=0, audio]
2020-05-06 12:50:23.965 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: timeline [eventTime=29.34, mediaPos=25.85, window=0, period=0, periodCount=1, windowCount=1, reason=DYNAMIC
2020-05-06 12:50:23.965 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:   period [128.27]
2020-05-06 12:50:23.965 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:   window [128.27, true, false]
2020-05-06 12:50:23.965 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: ]
2020-05-06 12:50:23.971 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: tracks [eventTime=29.34, mediaPos=25.85, window=0, period=0, 
2020-05-06 12:50:23.971 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:   Renderer:0 [
2020-05-06 12:50:23.971 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:     Group:0, adaptive_supported=N/A [
2020-05-06 12:50:23.972 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:       [X] Track:0, id=1, mimeType=video/avc, res=1280x720, supported=YES
2020-05-06 12:50:23.972 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:     ]
2020-05-06 12:50:23.972 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:   ]
2020-05-06 12:50:23.972 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:   Renderer:1 [
2020-05-06 12:50:23.972 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:     Group:0, adaptive_supported=N/A [
2020-05-06 12:50:23.972 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:       [X] Track:0, id=2, mimeType=audio/mp4a-latm, channels=2, sample_rate=44100, language=und, supported=YES
2020-05-06 12:50:23.972 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:     ]
2020-05-06 12:50:23.972 30891-30891/com.google.android.exoplayer2.demo D/EventLogger:   ]
2020-05-06 12:50:23.972 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: ]
2020-05-06 12:50:23.974 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: loading [eventTime=29.35, mediaPos=25.85, window=0, period=0, true]
2020-05-06 12:50:23.974 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: state [eventTime=29.35, mediaPos=25.85, window=0, period=0, false, BUFFERING]
2020-05-06 12:50:23.979 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: mediaPeriodReadingStarted [eventTime=29.35, mediaPos=25.85, window=0, period=0]
2020-05-06 12:50:23.979 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: downstreamFormat [eventTime=29.35, mediaPos=25.85, window=0, period=0, id=1, mimeType=video/avc, res=1280x720]
2020-05-06 12:50:23.980 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: decoderInputFormat [eventTime=29.35, mediaPos=25.85, window=0, period=0, video, id=1, mimeType=video/avc, res=1280x720]
2020-05-06 12:50:23.981 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: downstreamFormat [eventTime=29.35, mediaPos=25.85, window=0, period=0, id=2, mimeType=audio/mp4a-latm, channels=2, sample_rate=44100, language=und]
2020-05-06 12:50:23.981 30891-30891/com.google.android.exoplayer2.demo D/EventLogger: decoderInputFormat [eventTime=29.35, mediaPos=25.85, window=0, period=0, audio, id=2, mimeType=audio/mp4a-latm, channels=2, sample_rate=44100, language=und]

Version of ExoPlayer being used

2.10.7 and onwards

Device(s) and version(s) of Android being used

Any device with api 21 and above. Did not checked on lower versions.

[andrewlewis]

I've verified this is fixed by migrating to the new IMA SDK preloading APIs (fa7d26d), and that change should be in a release soon. (This is probably the same underlying issue as #4140.)