TrackTranscoderException: No decoder found.Media transformation failed while trying to decode 4k video
Nobody has claimed this yet.
- Dominant language
- Java
- Stars
- 663
- Forks
- 92
- PR merge metrics
- No merged PRs in 30d
Description
Hi. when I try to compress a 4k video I get this exception:
com.linkedin.android.litr.exception.TrackTranscoderException: No decoder found.Media transformation failed for job id: 5e323a2b-4bf9-4f5a-b541-55edc9be47c5
Media format: {max-bitrate=23121000, track-id=1, level=32768, mime=video/avc, profile=65536, bitrate=7025384, language=und, display-width=3840, csd-1=java.nio.HeapByteBuffer[pos=0 lim=8 cap=8], durationUs=229200000, display-height=2160, width=3840, max-input-size=539574, frame-rate=25, height=2160, csd-0=java.nio.HeapByteBuffer[pos=0 lim=33 cap=33]}
Available media codec info list (Name, IsEncoder, Supported Types):
MediaCodecInfo: OMX.google.aac.decoder,false,[audio/mp4a-latm]
MediaCodecInfo: OMX.google.amrnb.decoder,false,[audio/3gpp]
MediaCodecInfo: OMX.google.amrwb.decoder,false,[audio/amr-wb]
MediaCodecInfo: OMX.google.flac.decoder,false,[audio/flac]
MediaCodecInfo: OMX.google.g711.alaw.decoder,false,[audio/g711-alaw]
MediaCodecInfo: OMX.google.g711.mlaw.decoder,false,[audio/g711-mlaw]
MediaCodecInfo: OMX.MTK.AUDIO.DECODER.GSM,false,[audio/gsm]
MediaCodecInfo: OMX.MTK.AUDIO.DECODER.MP3,false,[audio/mpeg]
MediaCodecInfo: OMX.google.mp3.decoder,false,[audio/mpeg]
MediaCodecInfo: OMX.google.opus.decoder,false,[audio/opus]
MediaCodecInfo: OMX.google.raw.decoder,false,[audio/raw]
MediaCodecInfo: OMX.google.vorbis.decoder,false,[audio/vorbis]
MediaCodecInfo: OMX.google.aac.encoder,true,[audio/mp4a-latm]
MediaCodecInfo: OMX.google.amrnb.encoder,true,[audio/3gpp]
MediaCodecInfo: OMX.google.amrwb.encoder,true,[audio/amr-wb]
MediaCodecInfo: OMX.google.flac.encoder,true,[audio/flac]
MediaCodecInfo: OMX.MTK.VIDEO.DECODER.AVC,false,[video/avc]
MediaCodecInfo: OMX.google.h264.decoder,false,[video/avc]
MediaCodecInfo: OMX.MTK.VIDEO.DECODER.H263,false,[video/3gpp]
MediaCodecInfo: OMX.google.h263.decoder,false,[video/3gpp]
MediaCodecInfo: OMX.MTK.VIDEO.DECODER.HEVC,false,[video/hevc]
MediaCodecInfo: OMX.google.hevc.decoder,false,[video/hevc]
MediaCodecInfo: OMX.MTK.VIDEO.DECODER.MPEG2,false,[video/mpeg2]
MediaCodecInfo: OMX.MTK.VIDEO.DECODER.MPEG4,false,[video/mp4v-es]
MediaCodecInfo: OMX.google.mpeg4.decoder,false,[video/mp4v-es]
MediaCodecInfo: OMX.MTK.VIDEO.DECODER.VPX,false,[video/x-vnd.on2.vp8]
MediaCodecInfo: OMX.google.vp8.decoder,false,[video/x-vnd.on2.vp8]
MediaCodecInfo: OMX.MTK.VIDEO.DECODER.VP9,false,[video/x-vnd.on2.vp9]
MediaCodecInfo: OMX.google.vp9.decoder,false,[video/x-vnd.on2.vp9]
MediaCodecInfo: OMX.MTK.VIDEO.DECODER.XVID,false,[video/xvid]
MediaCodecInfo: OMX.MTK.VIDEO.ENCODER.AVC,true,[video/avc]
MediaCodecInfo: OMX.google.h264.encoder,true,[video/avc]
MediaCodecInfo: OMX.MTK.VIDEO.ENCODER.H263,true,[video/3gpp]
MediaCodecInfo: OMX.google.h263.encoder,true,[video/3gpp]
MediaCodecInfo: OMX.MTK.VIDEO.ENCODER.MPEG4,true,[video/mp4v-es]
MediaCodecInfo: OMX.google.mpeg4.encoder,true,[video/mp4v-es]
MediaCodecInfo: OMX.google.vp8.encoder,true,[video/x-vnd.on2.vp8]
can anyone help me with this?
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reproducing the 4K video transformation using the reported video/avc media format and review the TrackTranscoderException together with the listed MediaCodecInfo entries. Determine why decoder selection fails despite AVC decoders being listed, then verify the behavior across the affected Android device configuration and confirm that the transformation completes successfully.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- android, java
- Domain
- audio-video-rtc, mobile-dev
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100