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feat(stream): clipping stream now saves to db

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This commit is contained in:
Dylan De Faoite
2026-06-21 18:31:26 +01:00
parent b05ae62230
commit 6c1f1112dc
4 changed files with 99 additions and 48 deletions
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36
src/main/java/com/ddf/vodsystem/services/StreamService.java
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@@ -33,15 +33,18 @@ public class StreamService {
private final UserService userService;
private final StreamActionsService streamActionsService;
private final DirectoryService directoryService;
private final ClipService clipService;
public StreamService(StreamRepository streamRepository,
UserService userService,
StreamActionsService streamActionsService,
DirectoryService directoryService) {
DirectoryService directoryService,
ClipService clipService) {
this.streamRepository = streamRepository;
this.userService = userService;
this.streamActionsService = streamActionsService;
this.directoryService = directoryService;
this.clipService = clipService;
}
public Stream startStream(String streamKey) {
@@ -121,9 +124,8 @@ public class StreamService {
* or if no stream segments exist in the given range
* @throws NotAuthenticated if no user is currently authenticated
* @throws IOException if reading the stream directory or its segments fails
* @throws InterruptedException if the thread is interrupted while performing the save
*/
public void saveSection(Instant startTime, Instant endTime) throws IOException, InterruptedException {
public void saveSection(Instant startTime, Instant endTime) throws IOException {
if (startTime.isAfter(endTime)) {
throw new IllegalArgumentException("Start time must be before end time");
}
@@ -159,9 +161,8 @@ public class StreamService {
* or if no stream segments exist in the computed window
* @throws NotAuthenticated if no user is currently authenticated
* @throws IOException if reading the stream directory or its segments fails
* @throws InterruptedException if the thread is interrupted while performing the save
*/
public void clip(float duration) throws IOException, InterruptedException {
public void clip(float duration) throws IOException {
if (duration <= 0 || duration > CLIP_MAX_LENGTH) {
throw new IllegalArgumentException("Clip length must be between 0 and " + CLIP_MAX_LENGTH + " seconds");
}
@@ -170,7 +171,30 @@ public class StreamService {
Instant endTime = Instant.now();
Instant startTime = endTime.minus(Duration.ofMillis((long) (duration * 1000)));
saveSection(startTime, endTime);
User user = userService.getLoggedInUser()
.orElseThrow(() -> new NotAuthenticated("User is not authenticated"));
File streamDirectory = directoryService.getStreamDir(user.getStreamKey());
List<File> fileSegments = getSegmentsInRange(streamDirectory.getAbsolutePath(), startTime, endTime);
if (fileSegments.isEmpty()) {
throw new IllegalArgumentException("No stream segments found in the given time range");
}
long firstSegmentMs = parseTimestampMs(fileSegments.getFirst());
float trimOffset = Math.max(0f, (startTime.toEpochMilli() - firstSegmentMs) / 1000f);
File outputFile = directoryService.getTempOutputFile(UUID.randomUUID() + ".mp4");
streamActionsService.saveSection(fileSegments, trimOffset, duration, outputFile)
.thenRun(() ->
clipService.persistClip(
Instant.now().toString(),
"",
user,
outputFile,
outputFile.getName()
)
);
}
@Scheduled(fixedDelay = 30_000)