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// SPDX-FileCopyrightText: 2021 yuzu Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include <unordered_map>
#include <unordered_set>
#include <queue>
#include "common/common_types.h"
#include "common/address_space.h"
#include "video_core/cdma_pusher.h"
#include "video_core/host1x/gpu_device_memory_manager.h"
#include "video_core/host1x/syncpoint_manager.h"
#include "video_core/memory_manager.h"
namespace Core {
class System;
} // namespace Core
namespace FFmpeg {
class Frame;
} // namespace FFmpeg
namespace Tegra::Host1x {
class Nvdec;
class FrameQueue {
public:
void Open(s32 fd) {
std::scoped_lock l{m_mutex};
m_presentation_order.insert({fd, {}});
m_decode_order.insert({fd, {}});
}
void Close(s32 fd) {
std::scoped_lock l{m_mutex};
m_presentation_order.erase(fd);
m_decode_order.erase(fd);
}
s32 VicFindNvdecFdFromOffset(u64 search_offset) {
std::scoped_lock l{m_mutex};
// Vic does not know which nvdec is producing frames for it, so search all the fds here for
// the given offset.
for (auto& map : m_presentation_order) {
for (auto& [offset, frame] : map.second) {
if (offset == search_offset) {
return map.first;
}
}
}
for (auto& map : m_decode_order) {
for (auto& [offset, frame] : map.second) {
if (offset == search_offset) {
return map.first;
}
}
}
return -1;
}
void PushPresentOrder(s32 fd, u64 offset, std::shared_ptr<FFmpeg::Frame>&& frame) {
std::scoped_lock l{m_mutex};
auto map = m_presentation_order.find(fd);
if (map == m_presentation_order.end()) {
return;
}
map->second.emplace_back(offset, std::move(frame));
}
void PushDecodeOrder(s32 fd, u64 offset, std::shared_ptr<FFmpeg::Frame>&& frame) {
std::scoped_lock l{m_mutex};
auto map = m_decode_order.find(fd);
if (map == m_decode_order.end()) {
return;
}
map->second.insert_or_assign(offset, std::move(frame));
}
std::shared_ptr<FFmpeg::Frame> GetFrame(s32 fd, u64 offset) {
if (fd == -1) {
return {};
}
std::scoped_lock l{m_mutex};
auto present_map = m_presentation_order.find(fd);
if (present_map != m_presentation_order.end() && present_map->second.size() > 0) {
return GetPresentOrderLocked(fd);
}
auto decode_map = m_decode_order.find(fd);
if (decode_map != m_decode_order.end() && decode_map->second.size() > 0) {
return GetDecodeOrderLocked(fd, offset);
}
return {};
}
private:
std::shared_ptr<FFmpeg::Frame> GetPresentOrderLocked(s32 fd) {
auto map = m_presentation_order.find(fd);
if (map == m_presentation_order.end() || map->second.size() == 0) {
return {};
}
auto frame = std::move(map->second.front().second);
map->second.pop_front();
return frame;
}
std::shared_ptr<FFmpeg::Frame> GetDecodeOrderLocked(s32 fd, u64 offset) {
auto map = m_decode_order.find(fd);
if (map == m_decode_order.end() || map->second.size() == 0) {
return {};
}
auto it = map->second.find(offset);
if (it == map->second.end()) {
return {};
}
return std::move(map->second.extract(it).mapped());
}
using FramePtr = std::shared_ptr<FFmpeg::Frame>;
std::mutex m_mutex{};
std::unordered_map<s32, std::deque<std::pair<u64, FramePtr>>> m_presentation_order;
std::unordered_map<s32, std::unordered_map<u64, FramePtr>> m_decode_order;
};
enum class ChannelType : u32 {
MsEnc = 0,
VIC = 1,
GPU = 2,
NvDec = 3,
Display = 4,
NvJpg = 5,
TSec = 6,
Max = 7,
};
class Host1x {
public:
explicit Host1x(Core::System& system);
~Host1x();
Core::System& System() {
return system;
}
SyncpointManager& GetSyncpointManager() {
return syncpoint_manager;
}
const SyncpointManager& GetSyncpointManager() const {
return syncpoint_manager;
}
Tegra::MaxwellDeviceMemoryManager& MemoryManager() {
return memory_manager;
}
const Tegra::MaxwellDeviceMemoryManager& MemoryManager() const {
return memory_manager;
}
Tegra::MemoryManager& GMMU() {
return gmmu_manager;
}
const Tegra::MemoryManager& GMMU() const {
return gmmu_manager;
}
Common::FlatAllocator<u32, 0, 32>& Allocator() {
return *allocator;
}
const Common::FlatAllocator<u32, 0, 32>& Allocator() const {
return *allocator;
}
void StartDevice(s32 fd, ChannelType type, u32 syncpt);
void StopDevice(s32 fd, ChannelType type);
void PushEntries(s32 fd, ChCommandHeaderList&& entries) {
auto it = devices.find(fd);
if (it == devices.end()) {
return;
}
it->second->PushEntries(std::move(entries));
}
private:
Core::System& system;
SyncpointManager syncpoint_manager;
Tegra::MaxwellDeviceMemoryManager memory_manager;
Tegra::MemoryManager gmmu_manager;
std::unique_ptr<Common::FlatAllocator<u32, 0, 32>> allocator;
FrameQueue frame_queue;
std::unordered_map<s32, std::unique_ptr<CDmaPusher>> devices;
};
} // namespace Tegra::Host1x
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