chromium/media/base/decoder_buffer.cc

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "media/base/decoder_buffer.h"

#include <sstream>

#include "base/containers/heap_array.h"
#include "base/debug/alias.h"
#include "media/base/subsample_entry.h"

namespace media {

DecoderBuffer::TimeInfo::TimeInfo() = default;
DecoderBuffer::TimeInfo::~TimeInfo() = default;
DecoderBuffer::TimeInfo::TimeInfo(const TimeInfo&) = default;
DecoderBuffer::TimeInfo& DecoderBuffer::TimeInfo::operator=(const TimeInfo&) =
    default;

DecoderBuffer::DecoderBuffer(size_t size) : … { … }

DecoderBuffer::DecoderBuffer(base::span<const uint8_t> data)
    : … { … }

DecoderBuffer::DecoderBuffer(base::HeapArray<uint8_t> data)
    : … { … }

DecoderBuffer::DecoderBuffer(base::ReadOnlySharedMemoryMapping mapping,
                             size_t size)
    : … { … }

DecoderBuffer::DecoderBuffer(base::WritableSharedMemoryMapping mapping,
                             size_t size)
    : … { … }

DecoderBuffer::DecoderBuffer(std::unique_ptr<ExternalMemory> external_memory)
    : … { … }

DecoderBuffer::DecoderBuffer(DecoderBufferType decoder_buffer_type)
    : … { … }

DecoderBuffer::~DecoderBuffer() = default;

void DecoderBuffer::Initialize() { … }

// static
scoped_refptr<DecoderBuffer> DecoderBuffer::CopyFrom(
    base::span<const uint8_t> data) { … }

// static
scoped_refptr<DecoderBuffer> DecoderBuffer::FromArray(
    base::HeapArray<uint8_t> data) { … }

// static
scoped_refptr<DecoderBuffer> DecoderBuffer::FromSharedMemoryRegion(
    base::UnsafeSharedMemoryRegion region,
    uint64_t offset,
    size_t size) { … }

// static
scoped_refptr<DecoderBuffer> DecoderBuffer::FromSharedMemoryRegion(
    base::ReadOnlySharedMemoryRegion region,
    uint64_t offset,
    size_t size) { … }

// static
scoped_refptr<DecoderBuffer> DecoderBuffer::FromExternalMemory(
    std::unique_ptr<ExternalMemory> external_memory) { … }

// static
scoped_refptr<DecoderBuffer> DecoderBuffer::CreateEOSBuffer() { … }

// static
bool DecoderBuffer::DoSubsamplesMatch(const DecoderBuffer& buffer) { … }

base::span<const uint8_t> DecoderBuffer::AsSpan() const { … }

DecoderBufferSideData& DecoderBuffer::WritableSideData() { … }

bool DecoderBuffer::MatchesMetadataForTesting(
    const DecoderBuffer& buffer) const { … }

bool DecoderBuffer::MatchesForTesting(const DecoderBuffer& buffer) const { … }

std::string DecoderBuffer::AsHumanReadableString(bool verbose) const { … }

void DecoderBuffer::set_timestamp(base::TimeDelta timestamp) { … }

size_t DecoderBuffer::GetMemoryUsage() const { … }

}  // namespace media