From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/media/mp4/ByteStream.h | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 dom/media/mp4/ByteStream.h

(limited to 'dom/media/mp4/ByteStream.h')

diff --git a/dom/media/mp4/ByteStream.h b/dom/media/mp4/ByteStream.h
new file mode 100644
index 0000000000..0f733dfb97
--- /dev/null
+++ b/dom/media/mp4/ByteStream.h
@@ -0,0 +1,41 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef STREAM_H_
+#define STREAM_H_
+
+#include "DecoderDoctorLogger.h"
+#include "nsISupportsImpl.h"
+
+namespace mozilla {
+
+DDLoggedTypeDeclName(ByteStream);
+
+class ByteStream : public DecoderDoctorLifeLogger<ByteStream> {
+ public:
+  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(ByteStream);
+
+  virtual bool ReadAt(int64_t offset, void* data, size_t size,
+                      size_t* bytes_read) = 0;
+  virtual bool CachedReadAt(int64_t offset, void* data, size_t size,
+                            size_t* bytes_read) = 0;
+  virtual bool Length(int64_t* size) = 0;
+
+  virtual void DiscardBefore(int64_t offset) {}
+
+  // If this ByteStream's underlying storage of media is in-memory, this
+  // function returns a pointer to the in-memory storage of data at offset.
+  // Note that even if a ByteStream stores data in memory, it may not be
+  // stored contiguously, in which case this returns nullptr.
+  virtual const uint8_t* GetContiguousAccess(int64_t aOffset, size_t aSize) {
+    return nullptr;
+  }
+
+ protected:
+  virtual ~ByteStream() = default;
+};
+
+}  // namespace mozilla
+
+#endif
-- 
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