/usr/include/thunderbird/mp4_demuxer/BitReader.h is in thunderbird-dev 1:52.8.0-1~deb8u1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | /* 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 BIT_READER_H_
#define BIT_READER_H_
#include "nsAutoPtr.h"
#include "MediaData.h"
namespace stagefright { class ABitReader; }
namespace mp4_demuxer
{
class BitReader
{
public:
explicit BitReader(const mozilla::MediaByteBuffer* aBuffer);
BitReader(const uint8_t* aBuffer, size_t aLength);
~BitReader();
uint32_t ReadBits(size_t aNum);
uint32_t ReadBit() { return ReadBits(1); }
uint32_t ReadU32() { return ReadBits(32); }
uint64_t ReadU64();
// Read the UTF-8 sequence and convert it to its 64-bit UCS-4 encoded form.
// Return 0xfffffffffffffff if sequence was invalid.
uint64_t ReadUTF8();
// Read unsigned integer Exp-Golomb-coded.
uint32_t ReadUE();
// Read signed integer Exp-Golomb-coded.
int32_t ReadSE();
// Return the number of bits parsed so far;
size_t BitCount() const;
private:
nsAutoPtr<stagefright::ABitReader> mBitReader;
const size_t mSize;
};
} // namespace mp4_demuxer
#endif // BIT_READER_H_
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