WIP

src/common/logging/log.h

@@ -39,14 +39,10 @@ void FmtLogMessage(Class log_class, Level log_level, const char* filename, unsig
     Common::Log::FmtLogMessage(log_class, log_level, Common::Log::TrimSourcePath(__FILE__),        \
                                __LINE__, __func__, __VA_ARGS__)
 
-#ifdef _DEBUG
 #define LOG_TRACE(log_class, ...)                                                                  \
     Common::Log::FmtLogMessage(Common::Log::Class::log_class, Common::Log::Level::Trace,           \
                                Common::Log::TrimSourcePath(__FILE__), __LINE__, __func__,          \
                                __VA_ARGS__)
-#else
-#define LOG_TRACE(log_class, fmt, ...) (void(0))
-#endif
 
 #define LOG_DEBUG(log_class, ...)                                                                  \
     Common::Log::FmtLogMessage(Common::Log::Class::log_class, Common::Log::Level::Debug,           \

src/common/native_clock.cpp

@@ -5,28 +5,51 @@
 #include "common/rdtsc.h"
 #include "common/uint128.h"
 
+#include <chrono>
+
+#ifdef _WIN64
+#include <Windows.h>
+
+#define MM_SHARED_USER_DATA_VA 0x7ffe0000
+#define QpcBias ((ULONGLONG volatile*)(MM_SHARED_USER_DATA_VA + 0x3b0))
+#endif
+
 namespace Common {
 
 NativeClock::NativeClock()
     : rdtsc_frequency{EstimateRDTSCFrequency()},
-      ns_rdtsc_factor{GetFixedPoint64Factor(std::nano::den, rdtsc_frequency)},
+      us_rdtsc_factor{GetFixedPoint64Factor(std::micro::den, rdtsc_frequency)} {}
-      us_rdtsc_factor{GetFixedPoint64Factor(std::micro::den, rdtsc_frequency)},
-      ms_rdtsc_factor{GetFixedPoint64Factor(std::milli::den, rdtsc_frequency)} {}
 
-u64 NativeClock::GetTimeNS(u64 base_ptc /*= 0*/) const {
+u64 NativeClock::GetTimeUS(u64 time) const {
-    return MultiplyHigh(GetUptime() - base_ptc, ns_rdtsc_factor);
+    return MultiplyHigh(time, us_rdtsc_factor);
-}
-
-u64 NativeClock::GetTimeUS(u64 base_ptc /*= 0*/) const {
-    return MultiplyHigh(GetUptime() - base_ptc, us_rdtsc_factor);
-}
-
-u64 NativeClock::GetTimeMS(u64 base_ptc /*= 0*/) const {
-    return MultiplyHigh(GetUptime() - base_ptc, ms_rdtsc_factor);
 }
 
 u64 NativeClock::GetUptime() const {
+#ifdef _WIN64
+    LARGE_INTEGER counter;
+    QueryPerformanceCounter(&counter);
+    return counter.QuadPart;
+#else
     return FencedRDTSC();
+#endif
+}
+
+u64 NativeClock::GetUnbiasedUptime() const {
+#ifdef _WIN64
+    ULONGLONG bias = 0;
+    u64 qpc = 0;
+    do {
+        bias = *QpcBias;
+        qpc = GetUptime();
+    } while (bias != *QpcBias);
+    return qpc - bias;
+#else
+    return GetUptime();
+#endif
+}
+
+u64 NativeClock::GetTscFrequency() const {
+    return rdtsc_frequency;
 }
 
 } // namespace Common

src/common/native_clock.h

@@ -3,7 +3,6 @@
 
 #pragma once
 
-#include <chrono>
 #include "common/types.h"
 
 namespace Common {
@@ -12,20 +11,15 @@ class NativeClock final {
 public:
     explicit NativeClock();
 
-    u64 GetTscFrequency() const {
+    u64 GetTimeUS(u64 time) const;
-        return rdtsc_frequency;
-    }
 
-    u64 GetTimeNS(u64 base_ptc = 0) const;
-    u64 GetTimeUS(u64 base_ptc = 0) const;
-    u64 GetTimeMS(u64 base_ptc = 0) const;
     u64 GetUptime() const;
+    u64 GetUnbiasedUptime() const;
+    u64 GetTscFrequency() const;
 
 private:
     u64 rdtsc_frequency;
-    u64 ns_rdtsc_factor;
     u64 us_rdtsc_factor;
-    u64 ms_rdtsc_factor;
 };
 
 } // namespace Common

src/common/rdtsc.cpp

@@ -6,11 +6,12 @@
 #include "common/uint128.h"
 
 #ifdef _WIN64
-#include <windows.h>
+#include <Windows.h>
 #endif
 
 namespace Common {
 
+#ifndef _WIN64
 static constexpr size_t SecondToNanoseconds = 1000000000ULL;
 
 template <u64 Nearest>
@@ -20,16 +21,7 @@ static u64 RoundToNearest(u64 value) {
 }
 
 static u64 GetTimeNs() {
-#ifdef _WIN64
+#if defined(__APPLE__)
-    // GetSystemTimePreciseAsFileTime returns the file time in 100ns units.
-    static constexpr u64 Multiplier = 100;
-    // Convert Windows epoch to Unix epoch.
-    static constexpr u64 WindowsEpochToUnixEpoch = 0x19DB1DED53E8000LL;
-    FILETIME filetime;
-    GetSystemTimePreciseAsFileTime(&filetime);
-    return Multiplier * ((static_cast<u64>(filetime.dwHighDateTime) << 32) +
-                         static_cast<u64>(filetime.dwLowDateTime) - WindowsEpochToUnixEpoch);
-#elif defined(__APPLE__)
     return clock_gettime_nsec_np(CLOCK_REALTIME);
 #else
     timespec ts;
@@ -37,8 +29,14 @@ static u64 GetTimeNs() {
     return ts.tv_sec * SecondToNanoseconds + ts.tv_nsec;
 #endif
 }
+#endif
 
 u64 EstimateRDTSCFrequency() {
+#ifdef _WIN64
+    LARGE_INTEGER frequency;
+    QueryPerformanceFrequency(&frequency);
+    return frequency.QuadPart;
+#else
     // Discard the first result measuring the rdtsc.
     FencedRDTSC();
     std::this_thread::sleep_for(std::chrono::milliseconds{1});
@@ -55,6 +53,7 @@ u64 EstimateRDTSCFrequency() {
     const u64 tsc_diff = tsc_end - tsc_start;
     const u64 tsc_freq = MultiplyAndDivide64(tsc_diff, 1000000000ULL, end_time - start_time);
     return RoundToNearest<100'000>(tsc_freq);
+#endif
 }
 
 } // namespace Common

src/core/libraries/avplayer/avplayer.cpp

@@ -42,11 +42,14 @@ s32 PS4_SYSV_ABI sceAvPlayerClose(AvPlayerHandle handle) {
 }
 
 u64 PS4_SYSV_ABI sceAvPlayerCurrentTime(AvPlayerHandle handle) {
-    LOG_TRACE(Lib_AvPlayer, "called");
+    // LOG_TRACE(Lib_AvPlayer, "called");
     if (handle == nullptr) {
+        LOG_TRACE(Lib_AvPlayer, "returning ORBIS_AVPLAYER_ERROR_INVALID_PARAMS");
         return ORBIS_AVPLAYER_ERROR_INVALID_PARAMS;
     }
-    return handle->CurrentTime();
+    const auto res = handle->CurrentTime();
+    LOG_TRACE(Lib_AvPlayer, "returning {}", res);
+    return res;
 }
 
 s32 PS4_SYSV_ABI sceAvPlayerDisableStream(AvPlayerHandle handle, u32 stream_id) {
@@ -66,11 +69,18 @@ s32 PS4_SYSV_ABI sceAvPlayerEnableStream(AvPlayerHandle handle, u32 stream_id) {
 }
 
 bool PS4_SYSV_ABI sceAvPlayerGetAudioData(AvPlayerHandle handle, AvPlayerFrameInfo* p_info) {
-    LOG_TRACE(Lib_AvPlayer, "called");
+    // LOG_TRACE(Lib_AvPlayer, "called");
     if (handle == nullptr || p_info == nullptr) {
+        LOG_TRACE(Lib_AvPlayer, "returning false");
         return false;
     }
-    return handle->GetAudioData(*p_info);
+    const auto res = handle->GetAudioData(*p_info);
+    if (res) {
+        LOG_TRACE(Lib_AvPlayer, "returning {}, ts = {}", res, p_info->timestamp);
+    } else {
+        LOG_TRACE(Lib_AvPlayer, "returning false");
+    }
+    return res;
 }
 
 s32 PS4_SYSV_ABI sceAvPlayerGetStreamInfo(AvPlayerHandle handle, u32 stream_id,
@@ -94,9 +104,20 @@ bool PS4_SYSV_ABI sceAvPlayerGetVideoDataEx(AvPlayerHandle handle,
                                             AvPlayerFrameInfoEx* video_info) {
     LOG_TRACE(Lib_AvPlayer, "called");
     if (handle == nullptr || video_info == nullptr) {
+        LOG_TRACE(Lib_AvPlayer, "returning {}", false);
         return false;
     }
-    return handle->GetVideoData(*video_info);
+
+    // This is what the original library does, idk why
+    for (int i = 0; i < 20; ++i) {
+        if (handle->GetVideoData(*video_info)) {
+            LOG_TRACE(Lib_AvPlayer, "returning {}, ts = {}", true, video_info->timestamp);
+            return true;
+        }
+    }
+
+    LOG_TRACE(Lib_AvPlayer, "returning {}", false);
+    return false;
 }
 
 AvPlayerHandle PS4_SYSV_ABI sceAvPlayerInit(AvPlayerInitData* data) {
@@ -143,11 +164,14 @@ s32 PS4_SYSV_ABI sceAvPlayerInitEx(const AvPlayerInitDataEx* p_data, AvPlayerHan
 }
 
 bool PS4_SYSV_ABI sceAvPlayerIsActive(AvPlayerHandle handle) {
-    LOG_TRACE(Lib_AvPlayer, "called");
+    // LOG_TRACE(Lib_AvPlayer, "called");
     if (handle == nullptr) {
+        LOG_TRACE(Lib_AvPlayer, "returning false");
         return false;
     }
-    return handle->IsActive();
+    const auto res = handle->IsActive();
+    LOG_TRACE(Lib_AvPlayer, "returning {}", res);
+    return res;
 }
 
 s32 PS4_SYSV_ABI sceAvPlayerJumpToTime(AvPlayerHandle handle, uint64_t time) {
@@ -240,7 +264,7 @@ s32 PS4_SYSV_ABI sceAvPlayerStreamCount(AvPlayerHandle handle) {
     if (handle == nullptr) {
         return ORBIS_AVPLAYER_ERROR_INVALID_PARAMS;
     }
-    return handle->GetStreamCount();
+    return static_cast<s32>(handle->GetStreamCount());
 }
 
 s32 PS4_SYSV_ABI sceAvPlayerVprintf(const char* format, va_list args) {

src/core/libraries/avplayer/avplayer.h

@@ -171,6 +171,7 @@ struct AvPlayerFileReplacement {
 };
 
 enum class AvPlayerEvents {
+    Initial = 0x00,
     StateStop = 0x01,
     StateReady = 0x02,
     StatePlay = 0x03,

src/core/libraries/avplayer/avplayer_common.h

@@ -24,12 +24,13 @@ enum class AvState {
     Stop,
     EndOfFile,
     Pause,
-    C0x08,
+    PauseOnEOF,
     Jump,
     TrickMode,
     C0x0B,
     Buffering,
     Starting,
+    C0x10,
     Error,
 };
 

src/core/libraries/avplayer/avplayer_impl.cpp

@@ -119,15 +119,8 @@ s32 AvPlayer::AddSourceEx(std::string_view path, AvPlayerSourceType source_type)
     return ORBIS_OK;
 }
 
-s32 AvPlayer::GetStreamCount() {
+u32 AvPlayer::GetStreamCount() {
-    if (m_state == nullptr) {
+    return m_state->GetStreamCount();
-        return ORBIS_AVPLAYER_ERROR_OPERATION_FAILED;
-    }
-    const auto res = m_state->GetStreamCount();
-    if (AVPLAYER_IS_ERROR(res)) {
-        return ORBIS_AVPLAYER_ERROR_OPERATION_FAILED;
-    }
-    return res;
 }
 
 s32 AvPlayer::GetStreamInfo(u32 stream_index, AvPlayerStreamInfo& info) {

src/core/libraries/avplayer/avplayer_impl.h

@@ -24,7 +24,7 @@ public:
     s32 PostInit(const AvPlayerPostInitData& data);
     s32 AddSource(std::string_view filename);
     s32 AddSourceEx(std::string_view path, AvPlayerSourceType source_type);
-    s32 GetStreamCount();
+    u32 GetStreamCount();
     s32 GetStreamInfo(u32 stream_index, AvPlayerStreamInfo& info);
     s32 EnableStream(u32 stream_index);
     s32 Start();

src/core/libraries/avplayer/avplayer_source.cpp

@@ -313,6 +313,7 @@ bool AvPlayerSource::GetVideoData(AvPlayerFrameInfoEx& video_info) {
     if (m_state.GetSyncMode() == AvPlayerAvSyncMode::Default) {
         const auto current_time = CurrentTime();
         if (0 < current_time && current_time < new_frame.info.timestamp) {
+            LOG_TRACE(Lib_AvPlayer, "{} < {}", current_time, new_frame.info.timestamp);
             return false;
         }
     }
@@ -323,6 +324,11 @@ bool AvPlayerSource::GetVideoData(AvPlayerFrameInfoEx& video_info) {
         m_video_buffers.Push(std::move(m_current_video_frame->buffer));
         m_video_buffers_cv.Notify();
     }
+
+    if (frame->is_loop && m_is_looping) {
+        m_state.OnLoop();
+    }
+
     video_info = frame->info;
     m_current_video_frame = std::move(frame);
     return true;
@@ -344,6 +350,10 @@ bool AvPlayerSource::GetAudioData(AvPlayerFrameInfo& audio_info) {
         m_audio_buffers_cv.Notify();
     }
 
+    if (frame->is_loop && m_is_looping) {
+        m_state.OnLoop();
+    }
+
     audio_info = {};
     audio_info.timestamp = frame->info.timestamp;
     audio_info.p_data = reinterpret_cast<u8*>(frame->info.p_data);
@@ -405,8 +415,11 @@ void AvPlayerSource::ReleaseAVFormatContext(AVFormatContext* context) {
     }
 }
 
+// Custom flag that is not passed to ffmpeg
+// It's here to get rid of the need for a separate structure
+#define AV_PKT_FLAG_LOOP 0x100000
+
 void AvPlayerSource::DemuxerThread(std::stop_token stop) {
-    using namespace std::chrono;
     Common::SetCurrentThreadName("shadPS4:AvDemuxer");
 
     if (!m_audio_stream_index.has_value() && !m_video_stream_index.has_value()) {
@@ -415,50 +428,46 @@ void AvPlayerSource::DemuxerThread(std::stop_token stop) {
     }
     LOG_INFO(Lib_AvPlayer, "Demuxer Thread started");
 
+    bool is_loop = false;
     while (!stop.stop_requested()) {
         if (m_video_packets.Size() > 30 &&
             (!m_audio_stream_index.has_value() || m_audio_packets.Size() > 8)) {
-            std::this_thread::sleep_for(milliseconds(5));
+            std::this_thread::sleep_for(std::chrono::milliseconds(5));
             continue;
         }
+
         AVPacketPtr up_packet(av_packet_alloc(), &ReleaseAVPacket);
         const auto res = av_read_frame(m_avformat_context.get(), up_packet.get());
-        if (res < 0) {
+        if (res >= 0) [[likely]] {
-            if (res == AVERROR_EOF) {
+            if (is_loop) {
-                if (m_is_looping) {
+                up_packet->flags |= AV_PKT_FLAG_LOOP;
-                    LOG_INFO(Lib_AvPlayer, "EOF reached in demuxer. Looping the source...");
+                is_loop = false;
-                    m_state.OnWarning(ORBIS_AVPLAYER_ERROR_WAR_LOOPING_BACK);
-                    avio_seek(m_avformat_context->pb, 0, SEEK_SET);
-                    if (m_video_stream_index.has_value()) {
-                        const auto index = m_video_stream_index.value();
-                        const auto stream = m_avformat_context->streams[index];
-                        avformat_seek_file(m_avformat_context.get(), index, 0, 0, stream->duration,
-                                           0);
-                    }
-                    if (m_audio_stream_index.has_value()) {
-                        const auto index = m_audio_stream_index.value();
-                        const auto stream = m_avformat_context->streams[index];
-                        avformat_seek_file(m_avformat_context.get(), index, 0, 0, stream->duration,
-                                           0);
             }
+            AddPacket(std::move(up_packet));
             continue;
-                } else {
+        }
+
+        if (res != AVERROR_EOF) [[unlikely]] {
+            LOG_ERROR(Lib_AvPlayer, "Could not read AV frame: error = {}", res);
+            m_state.OnError();
+            break;
+        }
+
+        if (!m_is_looping) {
             LOG_INFO(Lib_AvPlayer, "EOF reached in demuxer. Exiting.");
             break;
         }
-            } else {
+
-                LOG_ERROR(Lib_AvPlayer, "Could not read AV frame: error = {}", res);
+        is_loop = true;
-                m_state.OnError();
+
-                return;
+        LOG_INFO(Lib_AvPlayer, "Looping the source...");
-            }
+        avio_seek(m_avformat_context->pb, 0, SEEK_SET);
-            break;
+        if (m_audio_stream_index.has_value()) {
-        }
+            const auto index = m_audio_stream_index.value();
-        if (up_packet->stream_index == m_video_stream_index) {
+            av_seek_frame(m_avformat_context.get(), index, 0, 0);
-            m_video_packets.Push(std::move(up_packet));
+        } else if (m_video_stream_index.has_value()) {
-            m_video_packets_cv.Notify();
+            const auto index = m_video_stream_index.value();
-        } else if (up_packet->stream_index == m_audio_stream_index) {
+            av_seek_frame(m_avformat_context.get(), index, 0, 0);
-            m_audio_packets.Push(std::move(up_packet));
-            m_audio_packets_cv.Notify();
         }
     }
 
@@ -476,6 +485,16 @@ void AvPlayerSource::DemuxerThread(std::stop_token stop) {
     LOG_INFO(Lib_AvPlayer, "Demuxer Thread exited normally");
 }
 
+void AvPlayerSource::AddPacket(AVPacketPtr up_packet) {
+    if (up_packet->stream_index == m_video_stream_index) {
+        m_video_packets.Push(std::move(up_packet));
+        m_video_packets_cv.Notify();
+    } else if (up_packet->stream_index == m_audio_stream_index) {
+        m_audio_packets.Push(std::move(up_packet));
+        m_audio_packets_cv.Notify();
+    }
+}
+
 AvPlayerSource::AVFramePtr AvPlayerSource::ConvertVideoFrame(const AVFrame& frame) {
     auto nv12_frame = AVFramePtr{av_frame_alloc(), &ReleaseAVFrame};
     nv12_frame->pts = frame.pts;
@@ -531,7 +550,7 @@ static void CopyNV12Data(u8* dst, const AVFrame& src, bool use_vdec2) {
     }
 }
 
-Frame AvPlayerSource::PrepareVideoFrame(FrameBuffer buffer, const AVFrame& frame) {
+Frame AvPlayerSource::PrepareVideoFrame(FrameBuffer buffer, const AVFrame& frame, bool is_loop) {
     ASSERT(frame.format == AV_PIX_FMT_NV12);
 
     auto p_buffer = buffer.GetBuffer();
@@ -575,6 +594,7 @@ Frame AvPlayerSource::PrepareVideoFrame(FrameBuffer buffer, const AVFrame& frame
                             },
                     },
             },
+        .is_loop = is_loop,
     };
 }
 
@@ -593,6 +613,8 @@ void AvPlayerSource::VideoDecoderThread(std::stop_token stop) {
             continue;
         }
 
+        bool is_loop = (packet->get()->flags & AV_PKT_FLAG_LOOP) == AV_PKT_FLAG_LOOP;
+        packet->get()->flags &= ~AV_PKT_FLAG_LOOP; // Remove the fake flag
         auto res = avcodec_send_packet(m_video_codec_context.get(), packet->get());
         if (res < 0 && res != AVERROR(EAGAIN)) {
             m_state.OnError();
@@ -628,10 +650,13 @@ void AvPlayerSource::VideoDecoderThread(std::stop_token stop) {
                 }
                 if (up_frame->format != AV_PIX_FMT_NV12) {
                     const auto nv12_frame = ConvertVideoFrame(*up_frame);
-                    m_video_frames.Push(PrepareVideoFrame(std::move(buffer.value()), *nv12_frame));
+                    m_video_frames.Push(
+                        PrepareVideoFrame(std::move(buffer.value()), *nv12_frame, is_loop));
                 } else {
-                    m_video_frames.Push(PrepareVideoFrame(std::move(buffer.value()), *up_frame));
+                    m_video_frames.Push(
+                        PrepareVideoFrame(std::move(buffer.value()), *up_frame, is_loop));
                 }
+                is_loop = false;
                 m_video_frames_cv.Notify();
             }
         }
@@ -666,7 +691,7 @@ AvPlayerSource::AVFramePtr AvPlayerSource::ConvertAudioFrame(const AVFrame& fram
     return pcm16_frame;
 }
 
-Frame AvPlayerSource::PrepareAudioFrame(FrameBuffer buffer, const AVFrame& frame) {
+Frame AvPlayerSource::PrepareAudioFrame(FrameBuffer buffer, const AVFrame& frame, bool is_loop) {
     ASSERT(frame.format == AV_SAMPLE_FMT_S16);
     ASSERT(frame.nb_samples <= 1024);
 
@@ -697,6 +722,7 @@ Frame AvPlayerSource::PrepareAudioFrame(FrameBuffer buffer, const AVFrame& frame
                             },
                     },
             },
+        .is_loop = is_loop,
     };
 }
 
@@ -714,6 +740,8 @@ void AvPlayerSource::AudioDecoderThread(std::stop_token stop) {
         if (!packet.has_value()) {
             continue;
         }
+        bool is_loop = (packet->get()->flags & AV_PKT_FLAG_LOOP) == AV_PKT_FLAG_LOOP;
+        packet->get()->flags &= ~AV_PKT_FLAG_LOOP; // Remove the fake flag
         auto res = avcodec_send_packet(m_audio_codec_context.get(), packet->get());
         if (res < 0 && res != AVERROR(EAGAIN)) {
             m_state.OnError();
@@ -750,10 +778,13 @@ void AvPlayerSource::AudioDecoderThread(std::stop_token stop) {
                 }
                 if (up_frame->format != AV_SAMPLE_FMT_S16) {
                     const auto pcm16_frame = ConvertAudioFrame(*up_frame);
-                    m_audio_frames.Push(PrepareAudioFrame(std::move(buffer.value()), *pcm16_frame));
+                    m_audio_frames.Push(
+                        PrepareAudioFrame(std::move(buffer.value()), *pcm16_frame, is_loop));
                 } else {
-                    m_audio_frames.Push(PrepareAudioFrame(std::move(buffer.value()), *up_frame));
+                    m_audio_frames.Push(
+                        PrepareAudioFrame(std::move(buffer.value()), *up_frame, is_loop));
                 }
+                is_loop = false;
                 m_audio_frames_cv.Notify();
             }
         }

src/core/libraries/avplayer/avplayer_source.h

@@ -34,6 +34,7 @@ public:
 
     virtual void OnWarning(u32 id) = 0;
     virtual void OnError() = 0;
+    virtual void OnLoop() = 0;
     virtual void OnEOF() = 0;
 };
 
@@ -86,6 +87,7 @@ private:
 struct Frame {
     FrameBuffer buffer;
     AvPlayerFrameInfoEx info;
+    bool is_loop = false;
 };
 
 class EventCV {
@@ -160,12 +162,13 @@ private:
     void AudioDecoderThread(std::stop_token stop);
 
     bool HasRunningThreads() const;
+    void AddPacket(AVPacketPtr up_packet);
 
     AVFramePtr ConvertAudioFrame(const AVFrame& frame);
     AVFramePtr ConvertVideoFrame(const AVFrame& frame);
 
-    Frame PrepareAudioFrame(FrameBuffer buffer, const AVFrame& frame);
+    Frame PrepareAudioFrame(FrameBuffer buffer, const AVFrame& frame, bool is_loop);
-    Frame PrepareVideoFrame(FrameBuffer buffer, const AVFrame& frame);
+    Frame PrepareVideoFrame(FrameBuffer buffer, const AVFrame& frame, bool is_loop);
 
     AvPlayerStateCallback& m_state;
     bool m_use_vdec2 = false;

src/core/libraries/avplayer/avplayer_state.cpp

@@ -6,6 +6,7 @@
 #include "core/libraries/avplayer/avplayer_error.h"
 #include "core/libraries/avplayer/avplayer_source.h"
 #include "core/libraries/avplayer/avplayer_state.h"
+#include "core/libraries/kernel/time.h"
 #include "core/tls.h"
 
 #include <magic_enum/magic_enum.hpp>
@@ -154,15 +155,33 @@ bool AvPlayerState::AddSource(std::string_view path, AvPlayerSourceType source_t
 }
 
 // Called inside GAME thread
-s32 AvPlayerState::GetStreamCount() {
+u32 AvPlayerState::GetStreamCount() {
-    std::shared_lock lock(m_source_mutex);
     if (m_up_source == nullptr) {
-        LOG_ERROR(Lib_AvPlayer, "Could not get stream count. No source.");
+        return 0;
-        return -1;
     }
-    return m_up_source->GetStreamCount();
+    auto count = m_up_source->GetStreamCount();
+    if (!m_stream_infos.empty()) {
+        return count;
+    }
+    if (count > 0) {
+        m_stream_infos.reserve(count);
+        for (u32 i = 0; i < count; ++i) {
+            AvPlayerStreamInfo info;
+            if (!m_up_source->GetStreamInfo(i, info)) {
+                std::lock_guard guard(m_stream_infos_mutex);
+                m_stream_infos.clear();
+                return 0;
+            }
+            std::lock_guard guard(m_stream_infos_mutex);
+            m_stream_infos.emplace_back(info);
+        }
+    }
+    InitFilters();
+    return count;
 }
 
+void AvPlayerState::InitFilters() {}
+
 // Called inside GAME thread
 bool AvPlayerState::GetStreamInfo(u32 stream_index, AvPlayerStreamInfo& info) {
     std::shared_lock lock(m_source_mutex);
@@ -175,6 +194,12 @@ bool AvPlayerState::GetStreamInfo(u32 stream_index, AvPlayerStreamInfo& info) {
 
 // Called inside GAME thread
 bool AvPlayerState::Start() {
+    if (m_current_state != AvState::Ready && m_current_state != AvState::Stop) {
+        if (!Stop()) {
+            return false;
+        }
+    }
+    SetState(AvState::Starting);
     std::shared_lock lock(m_source_mutex);
     if (m_up_source == nullptr || !m_up_source->Start()) {
         LOG_ERROR(Lib_AvPlayer, "Could not start playback.");
@@ -187,34 +212,56 @@ bool AvPlayerState::Start() {
 
 // Called inside GAME thread
 bool AvPlayerState::Pause() {
-    std::shared_lock lock(m_source_mutex);
     if (m_current_state == AvState::EndOfFile) {
         return true;
     }
-    if (m_up_source == nullptr || m_current_state == AvState::Pause ||
+    if (m_current_state == AvState::Pause || m_current_state == AvState::Ready ||
-        m_current_state == AvState::Ready || m_current_state == AvState::Initial ||
+        m_current_state == AvState::Initial || m_current_state == AvState::Unknown ||
-        m_current_state == AvState::Unknown || m_current_state == AvState::AddingSource) {
+        m_current_state == AvState::AddingSource) {
         LOG_ERROR(Lib_AvPlayer, "Could not pause playback.");
         return false;
     }
+    std::shared_lock lock(m_source_mutex);
+    if (m_up_source == nullptr) {
+        return false;
+    }
     m_up_source->Pause();
     SetState(AvState::Pause);
+    m_timer.Update();
     OnPlaybackStateChanged(AvState::Pause);
     return true;
 }
 
 // Called inside GAME thread
 bool AvPlayerState::Resume() {
-    std::shared_lock lock(m_source_mutex);
+    if (m_current_state == AvState::Initial || m_current_state == AvState::Stop ||
-    if (m_up_source == nullptr || m_current_state != AvState::Pause) {
+        m_current_state == AvState::Ready || m_current_state == AvState::AddingSource ||
-        LOG_ERROR(Lib_AvPlayer, "Could not resume playback.");
+        m_current_state == AvState::Error) {
         return false;
     }
+    while (m_current_state == AvState::Starting || m_current_state == AvState::Jump ||
+           m_current_state == AvState::TrickMode) {
+        std::this_thread::sleep_for(std::chrono::microseconds(90));
+    }
+    if (m_current_state == AvState::Buffering || m_current_state == AvState::Pause ||
+        m_current_state == AvState::C0x10) {
+        m_timer.UpdateVPts();
+        std::shared_lock lock(m_source_mutex);
         m_up_source->Resume();
-    const auto state = m_previous_state.load();
+        SetState(AvState::Play);
-    SetState(state);
+        OnPlaybackStateChanged(AvState::Play);
-    OnPlaybackStateChanged(state);
         return true;
+    }
+    if (m_current_state == AvState::PauseOnEOF) {
+        m_timer.UpdateVPts();
+        SetState(AvState::EndOfFile);
+        OnPlaybackStateChanged(AvState::EndOfFile);
+        return true;
+    }
+    if (m_current_state == AvState::Play || m_current_state == AvState::EndOfFile) {
+        return true;
+    }
+    return false;
 }
 
 void AvPlayerState::SetAvSyncMode(AvPlayerAvSyncMode sync_mode) {
@@ -269,21 +316,31 @@ bool AvPlayerState::EnableStream(u32 stream_index) {
 
 // Called inside GAME thread
 bool AvPlayerState::Stop() {
-    std::shared_lock lock(m_source_mutex);
+    if (m_current_state == AvState::Unknown || m_current_state == AvState::Stop) {
-    if (m_up_source == nullptr || m_current_state == AvState::Stop) {
         return false;
     }
-    if (!m_up_source->Stop()) {
+    while (m_current_state == AvState::Jump || m_current_state == AvState::TrickMode) {
-        return false;
+        std::this_thread::sleep_for(std::chrono::microseconds(90));
     }
     if (!SetState(AvState::Stop)) {
         return false;
     }
-    OnPlaybackStateChanged(AvState::Stop);
+    EmitEvent(AvPlayerEvents::StateStop);
+    {
+        std::shared_lock lock(m_source_mutex);
+        if (m_up_source == nullptr || !m_up_source->Stop()) {
+            return false;
+        }
+    }
+    m_timer.Reset();
     return true;
 }
 
 bool AvPlayerState::GetVideoData(AvPlayerFrameInfo& video_info) {
+    if (m_current_state == AvState::Play || m_current_state == AvState::EndOfFile ||
+        m_current_state == AvState::C0x10) {
+        return false;
+    }
     std::shared_lock lock(m_source_mutex);
     if (m_up_source == nullptr) {
         return false;
@@ -292,6 +349,10 @@ bool AvPlayerState::GetVideoData(AvPlayerFrameInfo& video_info) {
 }
 
 bool AvPlayerState::GetVideoData(AvPlayerFrameInfoEx& video_info) {
+    if (m_current_state == AvState::Play || m_current_state == AvState::EndOfFile ||
+        m_current_state == AvState::C0x10) {
+        return false;
+    }
     std::shared_lock lock(m_source_mutex);
     if (m_up_source == nullptr) {
         return false;
@@ -350,6 +411,11 @@ void AvPlayerState::OnError() {
     OnPlaybackStateChanged(AvState::Error);
 }
 
+void AvPlayerState::OnLoop() {
+    auto id = ORBIS_AVPLAYER_ERROR_WAR_LOOPING_BACK;
+    EmitEvent(AvPlayerEvents::WarningId, &id);
+}
+
 void AvPlayerState::OnEOF() {
     SetState(AvState::EndOfFile);
 }
@@ -377,6 +443,10 @@ void AvPlayerState::OnPlaybackStateChanged(AvState state) {
         EmitEvent(AvPlayerEvents::StateBuffering);
         break;
     }
+    case AvState::EndOfFile: {
+        EmitEvent(AvPlayerEvents::Initial);
+        break;
+    }
     default:
         break;
     }
@@ -467,6 +537,7 @@ void AvPlayerState::UpdateBufferingState() {
         if (has_frames.value()) {
             const auto state =
                 m_previous_state >= AvState::C0x0B ? m_previous_state.load() : AvState::Play;
+            m_timer.UpdateVPts();
             SetState(state);
             OnPlaybackStateChanged(state);
         }
@@ -488,7 +559,7 @@ bool AvPlayerState::IsStateTransitionValid(AvState state) {
         switch (m_current_state.load()) {
         case AvState::Stop:
         case AvState::EndOfFile:
-        // case AvState::C0x08:
+        case AvState::PauseOnEOF:
         case AvState::Error:
             return false;
         default:
@@ -499,7 +570,7 @@ bool AvPlayerState::IsStateTransitionValid(AvState state) {
         switch (m_current_state.load()) {
         case AvState::Stop:
         case AvState::EndOfFile:
-        // case AvState::C0x08:
+        case AvState::PauseOnEOF:
         case AvState::Starting:
         case AvState::Error:
             return false;
@@ -511,7 +582,7 @@ bool AvPlayerState::IsStateTransitionValid(AvState state) {
         switch (m_current_state.load()) {
         case AvState::Stop:
         case AvState::EndOfFile:
-        // case AvState::C0x08:
+        case AvState::PauseOnEOF:
         case AvState::TrickMode:
         case AvState::Starting:
         case AvState::Error:
@@ -524,7 +595,7 @@ bool AvPlayerState::IsStateTransitionValid(AvState state) {
         switch (m_current_state.load()) {
         case AvState::Stop:
         case AvState::EndOfFile:
-        // case AvState::C0x08:
+        case AvState::PauseOnEOF:
         case AvState::Jump:
         case AvState::Starting:
         case AvState::Error:
@@ -538,7 +609,7 @@ bool AvPlayerState::IsStateTransitionValid(AvState state) {
         case AvState::Stop:
         case AvState::EndOfFile:
         case AvState::Pause:
-        // case AvState::C0x08:
+        case AvState::PauseOnEOF:
         case AvState::Starting:
         case AvState::Error:
             return false;
@@ -551,4 +622,70 @@ bool AvPlayerState::IsStateTransitionValid(AvState state) {
     }
 }
 
+u64 AvPlayerTimer::Now() {
+    auto now = Kernel::sceKernelGetProcessTimeCounter();
+    const auto frequency = Kernel::sceKernelGetProcessTimeCounterFrequency();
+    if (frequency != 0) {
+        now = ((now % frequency) * 1'000'000) / frequency + (now / frequency) * 1'000'000;
+    }
+    return now / 100;
+}
+
+void AvPlayerTimer::Update() {
+    UpdateAPts(m_v_hint_pts);
+}
+
+void AvPlayerTimer::UpdateAPts(u64 timestamp) {
+    const auto now = Now();
+
+    m_last_update_pts = now;
+    m_a_pts = timestamp;
+    m_ts_diff = now - m_a_pts;
+}
+
+void AvPlayerTimer::UpdateVPts() {
+    const auto now = Now();
+
+    m_last_update_pts = now;
+    m_v_pts = now;
+    m_ts_diff = now - m_a_pts;
+}
+
+void AvPlayerTimer::UpdateVHintPts(u64 hint) {
+    const auto now = Now();
+
+    m_v_pts = now;
+    m_v_hint_pts = hint;
+}
+
+void AvPlayerTimer::Reset() {
+    m_ts_diff = -1;
+    m_v_pts = -1;
+    m_v_hint_pts = -1;
+    m_last_update_pts = 0;
+    m_a_pts = 0;
+}
+
+AvPlayerTimer::State AvPlayerTimer::GetState(AvPlayerAvSyncMode sync_mode) {
+    if (m_ts_diff == -1 || m_v_hint_pts == -1) {
+        return State::Error;
+    }
+
+    if (sync_mode == AvPlayerAvSyncMode::None) {
+        return State::Ok;
+    }
+
+    const s64 diff = (Now() - m_last_update_pts) + (m_a_pts - m_v_hint_pts);
+    if (diff > 2800) {
+        return State::VideoBehind;
+    }
+    if (diff < -6900) {
+        return State::VideoAhead;
+    }
+    if (diff < 200) {
+        return State::WaitForSync;
+    }
+    return State::Ok;
+}
+
 } // namespace Libraries::AvPlayer

src/core/libraries/avplayer/avplayer_state.h

@@ -16,6 +16,33 @@ namespace Libraries::AvPlayer {
 class Stream;
 class AvDecoder;
 
+class AvPlayerTimer {
+public:
+    enum class State {
+        Ok,
+        WaitForSync,
+        VideoAhead,
+        VideoBehind,
+        Error,
+    };
+
+    void Update();
+    void UpdateAPts(u64 timestamp);
+    void UpdateVHintPts(u64 hint);
+    void UpdateVPts();
+    void Reset();
+    State GetState(AvPlayerAvSyncMode sync_mode);
+
+private:
+    static u64 Now();
+
+    std::atomic<s64> m_ts_diff = -1;
+    std::atomic<s64> m_v_pts = -1;
+    std::atomic<s64> m_v_hint_pts = -1;
+    std::atomic<u64> m_last_update_pts = 0;
+    std::atomic<u64> m_a_pts = 0;
+};
+
 class AvPlayerState : public AvPlayerStateCallback {
 public:
     AvPlayerState(const AvPlayerInitData& init_data);
@@ -23,7 +50,7 @@ public:
 
     void PostInit(const AvPlayerPostInitData& post_init_data);
     bool AddSource(std::string_view filename, AvPlayerSourceType source_type);
-    s32 GetStreamCount();
+    u32 GetStreamCount();
     bool GetStreamInfo(u32 stream_index, AvPlayerStreamInfo& info);
     bool EnableStream(u32 stream_index);
     bool Start();
@@ -49,6 +76,7 @@ private:
     AvPlayerAvSyncMode GetSyncMode() override;
     void OnWarning(u32 id) override;
     void OnError() override;
+    void OnLoop() override;
     void OnEOF() override;
 
     void OnPlaybackStateChanged(AvState state);
@@ -59,6 +87,7 @@ private:
 
     void AvControllerThread(std::stop_token stop);
 
+    void InitFilters();
     void AddSourceEvent();
     void WarningEvent(s32 id);
 
@@ -78,6 +107,7 @@ private:
 
     std::atomic<AvState> m_current_state;
     std::atomic<AvState> m_previous_state;
+    AvPlayerTimer m_timer;
     u32 m_thread_priority;
     u32 m_thread_affinity;
     std::atomic_uint32_t m_some_event_result{};
@@ -87,6 +117,9 @@ private:
     std::mutex m_event_handler_mutex{};
     Kernel::Thread m_controller_thread{};
     AvPlayerQueue<AvPlayerEvent> m_event_queue{};
+
+    std::mutex m_stream_infos_mutex;
+    std::vector<AvPlayerStreamInfo> m_stream_infos;
 };
 
 } // namespace Libraries::AvPlayer

src/core/libraries/kernel/time.cpp

@@ -28,6 +28,7 @@
 namespace Libraries::Kernel {
 
 static u64 initial_ptc;
+static u64 initial_unbiased_ptc;
 static std::unique_ptr<Common::NativeClock> clock;
 
 u64 PS4_SYSV_ABI sceKernelGetTscFrequency() {
@@ -35,12 +36,11 @@ u64 PS4_SYSV_ABI sceKernelGetTscFrequency() {
 }
 
 u64 PS4_SYSV_ABI sceKernelGetProcessTime() {
-    // TODO: this timer should support suspends, so initial ptc needs to be updated on wake up
+    return clock->GetTimeUS(clock->GetUnbiasedUptime() - initial_unbiased_ptc);
-    return clock->GetTimeUS(initial_ptc);
 }
 
 u64 PS4_SYSV_ABI sceKernelGetProcessTimeCounter() {
-    return clock->GetUptime() - initial_ptc;
+    return clock->GetUnbiasedUptime() - initial_unbiased_ptc;
 }
 
 u64 PS4_SYSV_ABI sceKernelGetProcessTimeCounterFrequency() {
@@ -511,6 +511,7 @@ s32 PS4_SYSV_ABI sceKernelConvertUtcToLocaltime(time_t time, time_t* local_time,
 void RegisterTime(Core::Loader::SymbolsResolver* sym) {
     clock = std::make_unique<Common::NativeClock>();
     initial_ptc = clock->GetUptime();
+    initial_unbiased_ptc = clock->GetUnbiasedUptime();
 
     // POSIX
     LIB_FUNCTION("yS8U2TGCe1A", "libkernel", 1, "libkernel", 1, 1, posix_nanosleep);