Build error on 1.19.2 #410

Activity

1. zhuminjunivan commented on Jun 29, 2026

   

   zhuminjunivan

   on Jun 29, 2026

   Last edited by zhuminjunivan

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   no ensureDecodableVideoFormat import。
   android/src/main/java/com/reactnativecompressor/Video/VideoCompressor/utils/CompressorUtils.kt missing
   `// MIME type reported by MediaExtractor for Dolby Vision tracks (e.g. iPhone .MOV files)
   private const val MIMETYPE_VIDEO_DOLBY_VISION = "video/dolby-vision"

   /**

   • Check whether the device exposes a decoder for the given MIME type.
     */
     private fun hasDecoderForMime(mime: String): Boolean {
     val codecList = MediaCodecList(MediaCodecList.REGULAR_CODECS)
     for (codec in codecList.codecInfos) {
     if (codec.isEncoder) continue
     for (type in codec.supportedTypes) {
     if (type.equals(mime, ignoreCase = true)) return true
     }
     }
     return false
     }

   /**

   • Resolve the backward-compatible base-layer MIME type for a Dolby Vision track.
   • Dolby Vision profiles 8.x (DvheSt) and 4 (DvheDtr) carry an HEVC base layer, and
   • profile 9 (DvavSe) carries an AVC base layer; these can be decoded by the standard
   • HEVC/AVC decoders. Profiles 5 (DvheStn) and 7 (DvheDtb) have no usable single base
   • layer, so they return null. When the profile is unknown we assume HEVC, which covers
   • the common consumer case (e.g. iPhone records Dolby Vision profile 8).
     */
     private fun dolbyVisionBaseLayerMime(inputFormat: MediaFormat): String? {
     if (!inputFormat.containsKey(MediaFormat.KEY_PROFILE)) {
     return MediaFormat.MIMETYPE_VIDEO_HEVC
     }
     return when (inputFormat.getInteger(MediaFormat.KEY_PROFILE)) {
     MediaCodecInfo.CodecProfileLevel.DolbyVisionProfileDvavSe -> MediaFormat.MIMETYPE_VIDEO_AVC
     MediaCodecInfo.CodecProfileLevel.DolbyVisionProfileDvheSt,
     MediaCodecInfo.CodecProfileLevel.DolbyVisionProfileDvheDtr -> MediaFormat.MIMETYPE_VIDEO_HEVC
     else -> null
     }
     }

   /**

   • Ensure the input video format can be decoded on this device.
   • Some containers (notably iPhone .MOV files) expose the video track as
   • video/dolby-vision. Many Android devices have no Dolby Vision decoder, so
   • MediaCodec.createDecoderByType("video/dolby-vision") fails with NAME_NOT_FOUND.
   • When the dedicated decoder is missing but the stream carries a backward-compatible
   • base layer, this rewrites the format MIME to the base-layer codec so the standard
   • HEVC/AVC decoder can decode it. If no compatible decoder exists, it throws a clear
   • error instead of letting the cryptic native failure surface (see issue Android: .MOV video compression fails with Failed to initialize video/dolby-vision #398).
     */
     fun ensureDecodableVideoFormat(inputFormat: MediaFormat) {
     val mime = inputFormat.getString(MediaFormat.KEY_MIME) ?: return
     if (hasDecoderForMime(mime)) return

   if (mime.equals(MIMETYPE_VIDEO_DOLBY_VISION, ignoreCase = true)) {
     val fallbackMime = dolbyVisionBaseLayerMime(inputFormat)
     if (fallbackMime != null && hasDecoderForMime(fallbackMime)) {
       Log.w(
         "Compressor",
         "No Dolby Vision decoder on this device; decoding the $fallbackMime base layer instead."
       )
       inputFormat.setString(MediaFormat.KEY_MIME, fallbackMime)
       return
     }
     throw IllegalStateException(
       "This video uses Dolby Vision, which is not supported by this device's decoders " +
         "and has no backward-compatible base layer to fall back to."
     )
   }
   
   throw IllegalStateException("No decoder available for video format: $mime")
   

   }
   }`

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2. XChikuX commented on Jun 29, 2026

   

   XChikuX

   on Jun 29, 2026

   ContributorAuthor

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   @numandev1 Please fix and issue an update to v1
3. XChikuX commented on Jun 29, 2026

   

   XChikuX

   on Jun 29, 2026

   ContributorAuthor

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   Last working build for v1 for those who are interested is 1.19.0

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4. XChikuX commented on Jul 14, 2026

   

   XChikuX

   on Jul 14, 2026

   Last edited by XChikuX

   ContributorAuthor

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   @numandev1

   I have pushed #413. Can we please merge it onto the 1.19.2 branch.
   So you can upload a new version in the v1 series.

   Thanks!

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5. XChikuX commented on Jul 22, 2026

   

   XChikuX

   on Jul 22, 2026

   ContributorAuthor

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   1.19.4 Builds with no issue.

   Safe to close.