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Bug 1632717

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This commit is contained in:
Moonchild 2020-06-03 09:44:20 +00:00 • committed by Roy Tam
commit 0ae2d2fb2e
4 changed files with 24 additions and 7 deletions
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12
dom/media/eme/EMEUtils.cpp
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@ -5,6 +5,8 @@
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/EMEUtils.h"
#include "jsfriendapi.h" // for AutoCheckCannotGC
#include "mozilla/dom/UnionTypes.h"
namespace mozilla {
@ -23,6 +25,7 @@ ArrayData
GetArrayBufferViewOrArrayBufferData(const dom::ArrayBufferViewOrArrayBuffer& aBufferOrView)
{
MOZ_ASSERT(aBufferOrView.IsArrayBuffer() || aBufferOrView.IsArrayBufferView());
JS::AutoCheckCannotGC nogc;
if (aBufferOrView.IsArrayBuffer()) {
const dom::ArrayBuffer& buffer = aBufferOrView.GetAsArrayBuffer();
buffer.ComputeLengthAndData();
@ -39,6 +42,7 @@ void
CopyArrayBufferViewOrArrayBufferData(const dom::ArrayBufferViewOrArrayBuffer& aBufferOrView,
nsTArray<uint8_t>& aOutData)
{
JS::AutoCheckCannotGC nogc;
ArrayData data = GetArrayBufferViewOrArrayBufferData(aBufferOrView);
aOutData.Clear();
if (!data.IsValid()) {
@ -47,6 +51,14 @@ CopyArrayBufferViewOrArrayBufferData(const dom::ArrayBufferViewOrArrayBuffer& aB
aOutData.AppendElements(data.mData, data.mLength);
}
void CopyArrayBufferViewOrArrayBufferData(const dom::ArrayBuffer& aBuffer,
nsTArray<uint8_t>& aOutData) {
JS::AutoCheckCannotGC nogc;
aBuffer.ComputeLengthAndData();
aOutData.Clear();
aOutData.AppendElements(aBuffer.Data(), aBuffer.Length());
}
bool
IsClearkeyKeySystem(const nsAString& aKeySystem)
{