/* * Copyright (c) 2023 The WebRTC project authors. All Rights Reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree.
*/
#include"common_video/h265/h265_common.h"
#include"common_video/h264/h264_common.h"
namespace webrtc { namespace H265 {
constexpr uint8_t kNaluTypeMask = 0x7E;
std::vector<NaluIndex> FindNaluIndices(rtc::ArrayView<const uint8_t> buffer) {
std::vector<H264::NaluIndex> indices = H264::FindNaluIndices(buffer);
std::vector<NaluIndex> results; for (auto& index : indices) {
results.push_back(
{index.start_offset, index.payload_start_offset, index.payload_size});
} return results;
}
uint32_t Log2Ceiling(uint32_t value) { // When n == 0, we want the function to return -1. // When n == 0, (n - 1) will underflow to 0xFFFFFFFF, which is // why the statement below starts with (n ? 32 : -1). return (value ? 32 : -1) - WebRtcVideo_CountLeadingZeros32(value - 1);
}
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