feat: add m2ts_offset_ms to LiveConfig (#15)

Pluto-tv · Jan 22, 2024 · 90cb6cf · 90cb6cf
1 parent ad7c899
commit 90cb6cf
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diff --git a/include/packager/live_packager.h b/include/packager/live_packager.h
@@ -91,6 +91,11 @@ struct LiveConfig {
   /// For M2TS output:
   ///   It is be used to set the continuity counter (TODO: UNIMPLEMENTED).
   uint32_t segment_number = 0;
+
+  /// The offset to be applied to transport stream (e.g. MPEG2-TS, HLS packed
+  /// audio) timestamps to compensate for possible negative timestamps in the
+  /// input.
+  int32_t m2ts_offset_ms = 0;
 };
 
 class LivePackager {

diff --git a/packager/live_packager.cc b/packager/live_packager.cc
@@ -263,6 +263,8 @@ Status LivePackager::PackageInit(const Segment& init_segment,
       DEFAULT_SEGMENT_DURATION;
 
   packaging_params.mp4_output_params.include_pssh_in_stream = false;
+  packaging_params.transport_stream_timestamp_offset_ms =
+      config_.m2ts_offset_ms;
 
   // in order to enable init packaging as a separate execution.
   packaging_params.init_segment_only = true;
@@ -325,6 +327,8 @@ Status LivePackager::Package(const Segment& init_segment,
 
   packaging_params.mp4_output_params.sequence_number = config_.segment_number;
   packaging_params.mp4_output_params.include_pssh_in_stream = false;
+  packaging_params.transport_stream_timestamp_offset_ms =
+      config_.m2ts_offset_ms;
 
   EncryptionParams& encryption_params = packaging_params.encryption_params;
   // As a side effect of InitializeEncryption, encryption_params will be