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Diffstat (limited to 'media/gmp-clearkey/0.1/AnnexB.cpp')
-rw-r--r--media/gmp-clearkey/0.1/AnnexB.cpp79
1 files changed, 0 insertions, 79 deletions
diff --git a/media/gmp-clearkey/0.1/AnnexB.cpp b/media/gmp-clearkey/0.1/AnnexB.cpp
deleted file mode 100644
index 952936deb2..0000000000
--- a/media/gmp-clearkey/0.1/AnnexB.cpp
+++ /dev/null
@@ -1,79 +0,0 @@
-/*
- * Copyright 2015, Mozilla Foundation and contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "AnnexB.h"
-#include "BigEndian.h"
-
-#include <cstring>
-
-using mozilla::BigEndian;
-
-static const uint8_t kAnnexBDelimiter[] = { 0, 0, 0, 1 };
-
-/* static */ void
-AnnexB::ConvertFrameInPlace(std::vector<uint8_t>& aBuffer)
-{
- for (size_t i = 0; i < aBuffer.size() - 4 - sizeof(kAnnexBDelimiter) + 1; ) {
- uint32_t nalLen = BigEndian::readUint32(&aBuffer[i]);
- memcpy(&aBuffer[i], kAnnexBDelimiter, sizeof(kAnnexBDelimiter));
- i += nalLen + 4;
- }
-}
-
-static void
-ConvertParamSetToAnnexB(std::vector<uint8_t>::const_iterator& aIter,
- size_t aCount,
- std::vector<uint8_t>& aOutAnnexB)
-{
- for (size_t i = 0; i < aCount; i++) {
- aOutAnnexB.insert(aOutAnnexB.end(), kAnnexBDelimiter,
- kAnnexBDelimiter + sizeof(kAnnexBDelimiter));
-
- uint16_t len = BigEndian::readUint16(&*aIter); aIter += 2;
- aOutAnnexB.insert(aOutAnnexB.end(), aIter, aIter + len); aIter += len;
- }
-}
-
-/* static */ void
-AnnexB::ConvertConfig(const std::vector<uint8_t>& aBuffer,
- std::vector<uint8_t>& aOutAnnexB)
-{
- // Skip past irrelevant headers
- auto it = aBuffer.begin() + 5;
-
- if (it >= aBuffer.end()) {
- return;
- }
-
- size_t count = *(it++) & 31;
-
- // Check that we have enough bytes for the Annex B conversion
- // and the next size field. Bail if not.
- if (it + count * 2 >= aBuffer.end()) {
- return;
- }
-
- ConvertParamSetToAnnexB(it, count, aOutAnnexB);
-
- // Check that we have enough bytes for the Annex B conversion.
- count = *(it++);
- if (it + count * 2 > aBuffer.end()) {
- aOutAnnexB.clear();
- return;
- }
-
- ConvertParamSetToAnnexB(it, count, aOutAnnexB);
-}