Attachment 371503 Details for Bug 198612 – Patch

[patch] Patch

bug-198612-20190606093717.patch (text/plain), 9.42 KB, created by Jer Noble on 2019-06-06 09:37:17 PDT

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Creator: Jer Noble

Created: 2019-06-06 09:37:17 PDT

Size: 9.42 KB

patch

obsolete

>Subversion Revision: 246122
>diff --git a/Source/WebCore/ChangeLog b/Source/WebCore/ChangeLog
>index d791f470d402c4450552289d5e33530d58645c73..aac81eeebf45a1aa725730639291f8e6768ab5d6 100644
>--- a/Source/WebCore/ChangeLog
>+++ b/Source/WebCore/ChangeLog
>@@ -1,3 +1,29 @@
>+2019-06-06  Jer Noble  <jer.noble@apple.com>
>+
>+        REGRESSION(244439): platform/mac/media/encrypted-media/fps-* tests are crashing
>+        https://bugs.webkit.org/show_bug.cgi?id=198612
>+        <rdar://problem/51078978>
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        There are two implementations of a 'cenc' initialiation data factory; an ASSERT fires when
>+        the second one is added to the registry. Unify them.
>+
>+        * Modules/encryptedmedia/InitDataRegistry.cpp:
>+        (WebCore::extractKeyIDsCenc):
>+        * platform/graphics/avfoundation/CDMFairPlayStreaming.cpp:
>+        (WebCore::CDMPrivateFairPlayStreaming::validFairPlayStreamingSchemes):
>+        (WebCore::CDMPrivateFairPlayStreaming::fairPlaySystemID):
>+        (WebCore::validInitDataTypes):
>+        (WebCore::CDMFactory::platformRegisterFactories):
>+        (WebCore::validFairPlayStreamingSchemes): Deleted.
>+        (WebCore::CDMPrivateFairPlayStreaming::cencName): Deleted.
>+        (WebCore::fairPlaySystemID): Deleted.
>+        (WebCore::extractSchemeAndKeyIdFromCenc): Deleted.
>+        (WebCore::CDMPrivateFairPlayStreaming::extractKeyIDsCenc): Deleted.
>+        (WebCore::CDMPrivateFairPlayStreaming::sanitizeCenc): Deleted.
>+        * platform/graphics/avfoundation/CDMFairPlayStreaming.h:
>+
> 2019-06-05  Antoine Quint  <graouts@apple.com>
> 
>         [Pointer Events] Fire pointerout and pointerleave events after firing pointercancel
>diff --git a/Source/WebCore/Modules/encryptedmedia/InitDataRegistry.cpp b/Source/WebCore/Modules/encryptedmedia/InitDataRegistry.cpp
>index 9f8b5e0551b65870da590793b25f991842a346cb..7224a0d468e727f291882dec186093919b192f6d 100644
>--- a/Source/WebCore/Modules/encryptedmedia/InitDataRegistry.cpp
>+++ b/Source/WebCore/Modules/encryptedmedia/InitDataRegistry.cpp
>@@ -28,6 +28,8 @@
> 
> #if ENABLE(ENCRYPTED_MEDIA)
> 
>+#include "CDMFairPlayStreaming.h"
>+#include "ISOFairPlayStreamingPsshBox.h"
> #include "ISOProtectionSystemSpecificHeaderBox.h"
> #include <JavaScriptCore/DataView.h>
> #include "NotImplemented.h"
>@@ -129,6 +131,23 @@ static Optional<Vector<Ref<SharedBuffer>>> extractKeyIDsCenc(const SharedBuffer&
>         if (!psshBox.read(view, offset))
>             return WTF::nullopt;
> 
>+#if HAVE(FAIRPLAYSTREAMING_CENC_INITDATA)
>+        if (psshBox.systemID() != CDMPrivateFairPlayStreaming::fairPlaySystemID()) {
>+            ISOFairPlayStreamingPsshBox fpsPssh;
>+            offset -= psshBox.size();
>+            if (!fpsPssh.read(view, offset))
>+                return WTF::nullopt;
>+
>+            FourCC scheme = fpsPssh.initDataBox().info().scheme();
>+            if (CDMPrivateFairPlayStreaming::validFairPlayStreamingSchemes().contains(scheme)) {
>+                for (auto request : fpsPssh.initDataBox().requests()) {
>+                    auto& keyID = request.requestInfo().keyID();
>+                    keyIDs.append(SharedBuffer::create(keyID.data(), keyID.size()));
>+                }
>+            }
>+        }
>+#endif
>+
>         for (auto& value : psshBox.keyIDs())
>             keyIDs.append(SharedBuffer::create(WTFMove(value)));
>     }
>diff --git a/Source/WebCore/platform/graphics/avfoundation/CDMFairPlayStreaming.cpp b/Source/WebCore/platform/graphics/avfoundation/CDMFairPlayStreaming.cpp
>index 0b4df5886cf9d6e103d98c249ddc7a77ece3dc34..1b8535480e4228b6155a155eff826145e1c2320c 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/CDMFairPlayStreaming.cpp
>+++ b/Source/WebCore/platform/graphics/avfoundation/CDMFairPlayStreaming.cpp
>@@ -32,7 +32,6 @@
> #include "CDMKeySystemConfiguration.h"
> #include "CDMRestrictions.h"
> #include "CDMSessionType.h"
>-#include "ISOFairPlayStreamingPsshBox.h"
> #include "ISOSchemeInformationBox.h"
> #include "ISOSchemeTypeBox.h"
> #include "ISOTrackEncryptionBox.h"
>@@ -51,9 +50,9 @@
> 
> namespace WebCore {
> 
>-static const Vector<FourCC>& validFairPlayStreamingSchemes()
>+const Vector<FourCC>& CDMPrivateFairPlayStreaming::validFairPlayStreamingSchemes()
> {
>-    static NeverDestroyed<Vector<FourCC>> validSchemes = Vector<FourCC>({ 
>+    static NeverDestroyed<Vector<FourCC>> validSchemes = Vector<FourCC>({
>         "cbcs",
>         "cbc2",
>         "cbc1",
>@@ -75,13 +74,7 @@ const AtomicString& CDMPrivateFairPlayStreaming::skdName()
>     return skd;
> }
> 
>-const AtomicString& CDMPrivateFairPlayStreaming::cencName()
>-{
>-    static NeverDestroyed<AtomicString> cenc { MAKE_STATIC_STRING_IMPL("cenc") };
>-    return cenc;
>-}
>-
>-static const Vector<uint8_t>& fairPlaySystemID()
>+const Vector<uint8_t>& CDMPrivateFairPlayStreaming::fairPlaySystemID()
> {
>     static NeverDestroyed<Vector<uint8_t>> systemID = Vector<uint8_t>({ 0x94, 0xCE, 0x86, 0xFB, 0x07, 0xFF, 0x4F, 0x43, 0xAD, 0xB8, 0x93, 0xD2, 0xFA, 0x96, 0x8C, 0xA2 });
>     return systemID;
>@@ -184,54 +177,6 @@ Optional<Vector<Ref<SharedBuffer>>> CDMPrivateFairPlayStreaming::extractKeyIDsSi
>     return keyIDs;
> }
> 
>-static SchemeAndKeyResult extractSchemeAndKeyIdFromCenc(const SharedBuffer& buffer)
>-{
>-    auto arrayBuffer = buffer.tryCreateArrayBuffer();
>-    if (!arrayBuffer)
>-        return { };
>-
>-    auto view = JSC::DataView::create(WTFMove(arrayBuffer), 0, buffer.size());
>-    unsigned offset { 0 };
>-
>-    SchemeAndKeyResult result;
>-    while (offset < buffer.size()) {
>-        auto peekResult = ISOBox::peekBox(view, offset);
>-        if (!peekResult || peekResult.value().first != ISOProtectionSystemSpecificHeaderBox::boxTypeName())
>-            return { };
>-
>-        ISOProtectionSystemSpecificHeaderBox psshBox;
>-        if (!psshBox.read(view, offset))
>-            return { };
>-
>-        if (psshBox.systemID() != fairPlaySystemID())
>-            continue;
>-
>-        ISOFairPlayStreamingPsshBox fpsPssh;
>-        offset -= psshBox.size();
>-        if (!fpsPssh.read(view, offset))
>-            return { };
>-
>-        FourCC scheme = fpsPssh.initDataBox().info().scheme();
>-        for (auto request : fpsPssh.initDataBox().requests())
>-            result.append(std::make_pair(scheme, request.requestInfo().keyID()));
>-    }
>-
>-    return result;
>-}
>-
>-Optional<Vector<Ref<SharedBuffer>>> CDMPrivateFairPlayStreaming::extractKeyIDsCenc(const SharedBuffer& buffer)
>-{
>-    Vector<Ref<SharedBuffer>> keyIDs;
>-    auto results = extractSchemeAndKeyIdFromCenc(buffer);
>-
>-    for (auto& result : results) {
>-        if (validFairPlayStreamingSchemes().contains(result.first))
>-            keyIDs.append(SharedBuffer::create(result.second.data(), result.second.size()));
>-    }
>-
>-    return keyIDs;
>-}
>-
> RefPtr<SharedBuffer> CDMPrivateFairPlayStreaming::sanitizeSinf(const SharedBuffer& buffer)
> {
>     // Common SINF Box Format
>@@ -247,13 +192,6 @@ RefPtr<SharedBuffer> CDMPrivateFairPlayStreaming::sanitizeSkd(const SharedBuffer
>     return buffer.copy();
> }
> 
>-RefPtr<SharedBuffer> CDMPrivateFairPlayStreaming::sanitizeCenc(const SharedBuffer& buffer)
>-{
>-    UNUSED_PARAM(buffer);
>-    notImplemented();
>-    return buffer.copy();
>-}
>-
> Optional<Vector<Ref<SharedBuffer>>> CDMPrivateFairPlayStreaming::extractKeyIDsSkd(const SharedBuffer& buffer)
> {
>     // In the 'skd' scheme, the init data is the key ID.
>@@ -267,9 +205,6 @@ static const HashSet<AtomicString>& validInitDataTypes()
>     static NeverDestroyed<HashSet<AtomicString>> validTypes = HashSet<AtomicString>({
>         CDMPrivateFairPlayStreaming::sinfName(),
>         CDMPrivateFairPlayStreaming::skdName(),
>-#if HAVE(FAIRPLAYSTREAMING_CENC_INITDATA)
>-        CDMPrivateFairPlayStreaming::cencName(),
>-#endif
>     });
>     return validTypes;
> }
>@@ -281,9 +216,6 @@ void CDMFactory::platformRegisterFactories(Vector<CDMFactory*>& factories)
> 
>     InitDataRegistry::shared().registerInitDataType(CDMPrivateFairPlayStreaming::sinfName(), { CDMPrivateFairPlayStreaming::sanitizeSinf, CDMPrivateFairPlayStreaming::extractKeyIDsSinf });
>     InitDataRegistry::shared().registerInitDataType(CDMPrivateFairPlayStreaming::skdName(), { CDMPrivateFairPlayStreaming::sanitizeSkd, CDMPrivateFairPlayStreaming::extractKeyIDsSkd });
>-#if HAVE(FAIRPLAYSTREAMING_CENC_INITDATA)
>-    InitDataRegistry::shared().registerInitDataType(CDMPrivateFairPlayStreaming::cencName(), { CDMPrivateFairPlayStreaming::sanitizeCenc, CDMPrivateFairPlayStreaming::extractKeyIDsCenc });
>-#endif
> }
> 
> CDMFactoryFairPlayStreaming& CDMFactoryFairPlayStreaming::singleton()
>diff --git a/Source/WebCore/platform/graphics/avfoundation/CDMFairPlayStreaming.h b/Source/WebCore/platform/graphics/avfoundation/CDMFairPlayStreaming.h
>index cb5aa023b8ec05ecbb48e1ed19c73cdc5d24d75f..9167b6e18b4622fb8a52a04f25e84cba5e6aa715 100644
>--- a/Source/WebCore/platform/graphics/avfoundation/CDMFairPlayStreaming.h
>+++ b/Source/WebCore/platform/graphics/avfoundation/CDMFairPlayStreaming.h
>@@ -32,6 +32,8 @@
> 
> namespace WebCore {
> 
>+struct FourCC;
>+
> class CDMFactoryFairPlayStreaming final : public CDMFactory {
> public:
>     static CDMFactoryFairPlayStreaming& singleton();
>@@ -75,9 +77,8 @@ public:
>     static Optional<Vector<Ref<SharedBuffer>>> extractKeyIDsSkd(const SharedBuffer&);
>     static RefPtr<SharedBuffer> sanitizeSkd(const SharedBuffer&);
> 
>-    static const AtomicString& cencName();
>-    static Optional<Vector<Ref<SharedBuffer>>> extractKeyIDsCenc(const SharedBuffer&);
>-    static RefPtr<SharedBuffer> sanitizeCenc(const SharedBuffer&);
>+    static const Vector<FourCC>& validFairPlayStreamingSchemes();
>+    static const Vector<uint8_t>& fairPlaySystemID();
> };
> 
> }

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Attachments on bug 198612: 371503 | 371522 | 372132