Merge pull request #2817 from davotoula/fix/gallery-forward-thumbhash

fix(gallery): forward imeta hashes through gallery

amethyst/src/main/java/com/vitorpamplona/amethyst/service/playback/composable/VideoView.kt

@@ -70,6 +70,7 @@ fun VideoView(
     alwaysShowVideo: Boolean = false,
     thumbhash: String? = null,
     isLiveStream: Boolean = false,
+    hash: String? = null,
 ) {
     val borderModifier =
         if (roundedCorner) {
@@ -80,7 +81,7 @@ fun VideoView(
             Modifier
         }
 
-    VideoView(videoUri, mimeType, title, thumb, borderModifier, contentScale, waveform, artworkUri, authorName, dimensions, blurhash, nostrUriCallback, onDialog, alwaysShowVideo, accountViewModel = accountViewModel, thumbhash = thumbhash, isLiveStream = isLiveStream)
+    VideoView(videoUri, mimeType, title, thumb, borderModifier, contentScale, waveform, artworkUri, authorName, dimensions, blurhash, nostrUriCallback, onDialog, alwaysShowVideo, accountViewModel = accountViewModel, thumbhash = thumbhash, isLiveStream = isLiveStream, hash = hash)
 }
 
 @Composable
@@ -103,6 +104,7 @@ fun VideoView(
     isLiveStream: Boolean = false,
     accountViewModel: AccountViewModel,
     thumbhash: String? = null,
+    hash: String? = null,
 ) {
     val initialAutoStart = if (alwaysShowVideo) true else accountViewModel.settings.startVideoPlayback()
     // Reset the manual-show toggle when the video URI changes so a recycled feed slot
@@ -160,6 +162,10 @@ fun VideoView(
                     isLiveStream = isLiveStream,
                     onZoom = onDialog,
                     hasBlurhash = false,
+                    blurhash = blurhash,
+                    dim = dimensions,
+                    hash = hash,
+                    thumbhash = thumbhash,
                     accountViewModel = accountViewModel,
                     showControls = showControls,
                 )
@@ -207,6 +213,10 @@ fun VideoView(
                     isLiveStream = isLiveStream,
                     onZoom = onDialog,
                     hasBlurhash = true,
+                    blurhash = blurhash,
+                    dim = dimensions,
+                    hash = hash,
+                    thumbhash = thumbhash,
                     accountViewModel = accountViewModel,
                     showControls = showControls,
                 )

amethyst/src/main/java/com/vitorpamplona/amethyst/service/playback/composable/VideoViewInner.kt

@@ -31,6 +31,7 @@ import com.vitorpamplona.amethyst.service.playback.composable.controls.VideoQual
 import com.vitorpamplona.amethyst.service.playback.composable.mainVideo.VideoPlayerActiveMutex
 import com.vitorpamplona.amethyst.service.playback.composable.mediaitem.GetMediaItem
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
+import com.vitorpamplona.quartz.nip94FileMetadata.tags.DimensionTag
 
 val DEFAULT_MUTED_SETTING = mutableStateOf(true)
 
@@ -54,6 +55,10 @@ fun VideoViewInner(
     onZoom: (() -> Unit)? = null,
     hasBlurhash: Boolean = false,
     isFullscreen: Boolean = false,
+    blurhash: String? = null,
+    dim: DimensionTag? = null,
+    hash: String? = null,
+    thumbhash: String? = null,
     accountViewModel: AccountViewModel,
 ) {
     // keeps a copy of the value to avoid recompositions here when the DEFAULT value changes
@@ -76,6 +81,10 @@ fun VideoViewInner(
         keepPlaying = true,
         waveformData = waveform,
         isLiveStream = isLiveStream,
+        blurhash = blurhash,
+        dim = dim,
+        hash = hash,
+        thumbhash = thumbhash,
     ) { mediaItem ->
         GetVideoController(
             mediaItem = mediaItem,

amethyst/src/main/java/com/vitorpamplona/amethyst/service/playback/composable/controls/RenderTopButtons.kt

@@ -303,9 +303,9 @@ fun RenderTopButtons(
                 popupExpanded = shareDialogVisible,
                 videoUri = mediaData.videoUri,
                 postNostrUri = mediaData.callbackUri,
-                blurhash = null,
+                blurhash = mediaData.blurhash,
-                dim = null,
+                dim = mediaData.dim,
-                hash = null,
+                hash = mediaData.hash,
                 mimeType = mediaData.mimeType,
                 onDismiss = { shareDialogVisible.value = false },
                 content =
@@ -316,6 +316,10 @@ fun RenderTopButtons(
                         authorName = mediaData.authorName,
                         description = mediaData.title,
                         uri = mediaData.callbackUri,
+                        blurhash = mediaData.blurhash,
+                        dim = mediaData.dim,
+                        hash = mediaData.hash,
+                        thumbhash = mediaData.thumbhash,
                     ),
                 accountViewModel = accountViewModel,
             )

amethyst/src/main/java/com/vitorpamplona/amethyst/service/playback/composable/mediaitem/GetMediaItem.kt

@@ -25,6 +25,7 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.remember
 import com.vitorpamplona.amethyst.commons.compose.produceCachedState
 import com.vitorpamplona.amethyst.service.playback.composable.WaveformData
+import com.vitorpamplona.quartz.nip94FileMetadata.tags.DimensionTag
 
 val mediaItemCache = MediaItemCache()
 
@@ -41,6 +42,10 @@ fun GetMediaItem(
     keepPlaying: Boolean = false,
     waveformData: WaveformData? = null,
     isLiveStream: Boolean = false,
+    blurhash: String? = null,
+    dim: DimensionTag? = null,
+    hash: String? = null,
+    thumbhash: String? = null,
     inner: @Composable (LoadedMediaItem) -> Unit,
 ) {
     val data =
@@ -57,6 +62,10 @@ fun GetMediaItem(
                 keepPlaying = keepPlaying,
                 waveformData = waveformData,
                 isLiveStream = isLiveStream,
+                blurhash = blurhash,
+                dim = dim,
+                hash = hash,
+                thumbhash = thumbhash,
             )
         }
 

amethyst/src/main/java/com/vitorpamplona/amethyst/service/playback/composable/mediaitem/MediaItemData.kt

@@ -23,6 +23,7 @@ package com.vitorpamplona.amethyst.service.playback.composable.mediaitem
 import androidx.compose.runtime.Immutable
 import androidx.media3.common.MediaItem
 import com.vitorpamplona.amethyst.service.playback.composable.WaveformData
+import com.vitorpamplona.quartz.nip94FileMetadata.tags.DimensionTag
 
 @Immutable
 data class MediaItemData(
@@ -40,6 +41,13 @@ data class MediaItemData(
     // (e.g. multi-rendition NIP-71 videos) must leave this false so that
     // ExoPlayer's SimpleCache can cache their immutable segments.
     val isLiveStream: Boolean = false,
+    // Source-imeta visual fields — carried through so the player's "Add to Gallery" /
+    // "Share" actions can publish a richer ProfileGalleryEntryEvent. Optional; null when
+    // the surface that constructed this MediaItemData didn't have them.
+    val blurhash: String? = null,
+    val dim: DimensionTag? = null,
+    val hash: String? = null,
+    val thumbhash: String? = null,
 )
 
 @Immutable

amethyst/src/main/java/com/vitorpamplona/amethyst/service/uploads/PreviewMetadataCalculator.kt

@@ -48,6 +48,8 @@ data class PreviewHashes(
 }
 
 object PreviewMetadataCalculator {
+    private const val LOG_TAG = "PreviewMetadataCalc"
+
     private fun isImage(mimeType: String?) = mimeType?.startsWith("image/", ignoreCase = true) == true
 
     private fun isVideo(mimeType: String?) = mimeType?.startsWith("video/", ignoreCase = true) == true
@@ -117,7 +119,7 @@ object PreviewMetadataCalculator {
                 }
             }
         } catch (e: Exception) {
-            Log.w("PreviewMetadataCalc", "Failed to compute metadata from uri", e)
+            Log.w(LOG_TAG, "Failed to compute metadata from uri", e)
             null
         }
     }
@@ -133,8 +135,14 @@ object PreviewMetadataCalculator {
     private fun processBitmap(bitmap: Bitmap?): PreviewHashes =
         if (bitmap != null) {
             try {
-                val blurhash = runCatching { BlurhashWrapper(bitmap.toBlurhash()) }.getOrNull()
+                val blurhash =
-                val thumbhash = runCatching { ThumbhashWrapper(bitmap.toThumbhash()) }.getOrNull()
+                    runCatching { BlurhashWrapper(bitmap.toBlurhash()) }
+                        .onFailure { Log.w(LOG_TAG, "blurhash generation failed", it) }
+                        .getOrNull()
+                val thumbhash =
+                    runCatching { ThumbhashWrapper(bitmap.toThumbhash()) }
+                        .onFailure { Log.w(LOG_TAG, "thumbhash generation failed", it) }
+                        .getOrNull()
                 PreviewHashes(
                     blurhash = blurhash,
                     thumbhash = thumbhash,
@@ -153,6 +161,9 @@ object PreviewMetadataCalculator {
     ): PreviewHashes {
         val dim = retriever.prepareDimFromVideo() ?: dimPrecomputed
         val thumb = retriever.getThumbnail()
+        if (thumb == null) {
+            Log.w(LOG_TAG) { "video frame extraction returned null; no blurhash/thumbhash will be generated" }
+        }
         val hashes = processBitmap(thumb)
         val finalDim = if (dim?.hasSize() == true) dim else hashes.dim
         return hashes.copy(dim = finalDim)

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/components/ZoomableContentView.kt

@@ -226,6 +226,7 @@ fun ZoomableContentView(
                         accountViewModel = accountViewModel,
                         thumbhash = content.thumbhash,
                         isLiveStream = content.isLiveStream,
+                        hash = content.hash,
                     )
                 }
             }
@@ -961,7 +962,10 @@ fun ShareMediaAction(
                                     // still — the .m3u8 URL itself is a text manifest. Only
                                     // MediaUrlVideo carries an artworkUri.
                                     val posterUrl = (content as? MediaUrlVideo)?.artworkUri
-                                    accountViewModel.addMediaToGallery(n19.hex, videoUri, n19.relay.getOrNull(0), blurhash, dim, hash, mimeType, image = posterUrl)
+                                    val thumbhashFromContent =
+                                        (content as? MediaUrlVideo)?.thumbhash
+                                            ?: (content as? MediaUrlImage)?.thumbhash
+                                    accountViewModel.addMediaToGallery(n19.hex, videoUri, n19.relay.getOrNull(0), blurhash, dim, hash, mimeType, thumbhash = thumbhashFromContent, image = posterUrl)
                                     accountViewModel.toastManager.toast(R.string.media_added, R.string.media_added_to_profile_gallery)
                                 }
                             }

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountViewModel.kt

@@ -896,8 +896,9 @@ class AccountViewModel(
         dim: DimensionTag?,
         hash: String?,
         mimeType: String?,
+        thumbhash: String? = null,
         image: String? = null,
-    ) = launchSigner { account.addToGallery(hex, url, relay, blurhash, dim, hash, mimeType, image = image) }
+    ) = launchSigner { account.addToGallery(hex, url, relay, blurhash, dim, hash, mimeType, thumbhash = thumbhash, image = image) }
 
     fun removeFromMediaGallery(note: Note) = launchSigner { account.removeFromGallery(note) }