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-rw-r--r--src/video_core/CMakeLists.txt1
-rw-r--r--src/video_core/command_classes/codecs/codec.cpp115
-rw-r--r--src/video_core/shader_notify.cpp2
-rw-r--r--src/video_core/shader_notify.h2
4 files changed, 52 insertions, 68 deletions
diff --git a/src/video_core/CMakeLists.txt b/src/video_core/CMakeLists.txt
index 91a30fef7..6a6325e38 100644
--- a/src/video_core/CMakeLists.txt
+++ b/src/video_core/CMakeLists.txt
@@ -3,6 +3,7 @@ add_subdirectory(host_shaders)
if(LIBVA_FOUND)
set_source_files_properties(command_classes/codecs/codec.cpp
PROPERTIES COMPILE_DEFINITIONS LIBVA_FOUND=1)
+ list(APPEND FFmpeg_LIBRARIES ${LIBVA_LIBRARIES})
endif()
add_library(video_core STATIC
diff --git a/src/video_core/command_classes/codecs/codec.cpp b/src/video_core/command_classes/codecs/codec.cpp
index 02d309170..2a532b883 100644
--- a/src/video_core/command_classes/codecs/codec.cpp
+++ b/src/video_core/command_classes/codecs/codec.cpp
@@ -17,12 +17,28 @@
extern "C" {
#include <libavutil/opt.h>
+#ifdef LIBVA_FOUND
+// for querying VAAPI driver information
+#include <libavutil/hwcontext_vaapi.h>
+#endif
}
namespace Tegra {
namespace {
constexpr AVPixelFormat PREFERRED_GPU_FMT = AV_PIX_FMT_NV12;
constexpr AVPixelFormat PREFERRED_CPU_FMT = AV_PIX_FMT_YUV420P;
+constexpr std::array PREFERRED_GPU_DECODERS = {
+ AV_HWDEVICE_TYPE_CUDA,
+#ifdef _WIN32
+ AV_HWDEVICE_TYPE_D3D11VA,
+ AV_HWDEVICE_TYPE_DXVA2,
+#elif defined(__linux__)
+ AV_HWDEVICE_TYPE_VAAPI,
+ AV_HWDEVICE_TYPE_VDPAU,
+#endif
+ // last resort for Linux Flatpak (w/ NVIDIA)
+ AV_HWDEVICE_TYPE_VULKAN,
+};
void AVPacketDeleter(AVPacket* ptr) {
av_packet_free(&ptr);
@@ -61,83 +77,50 @@ Codec::~Codec() {
av_buffer_unref(&av_gpu_decoder);
}
-#ifdef LIBVA_FOUND
-// List all the currently loaded Linux modules
-static std::vector<std::string> ListLinuxKernelModules() {
- using FILEPtr = std::unique_ptr<FILE, decltype(&std::fclose)>;
- auto module_listing = FILEPtr{fopen("/proc/modules", "rt"), std::fclose};
- std::vector<std::string> modules{};
- if (!module_listing) {
- LOG_WARNING(Service_NVDRV, "Could not open /proc/modules to collect available modules");
- return modules;
- }
- char* buffer = nullptr;
- size_t buf_len = 0;
- while (getline(&buffer, &buf_len, module_listing.get()) != -1) {
- // format for the module listing file (sysfs)
- // <name> <module_size> <depended_by_count> <depended_by_names> <status> <load_address>
- auto line = std::string(buffer);
- // we are only interested in module names
- auto name_pos = line.find_first_of(" ");
- if (name_pos == std::string::npos) {
- continue;
- }
- modules.push_back(line.erase(name_pos));
- }
- free(buffer);
- return modules;
+// List all the currently available hwcontext in ffmpeg
+static std::vector<AVHWDeviceType> ListSupportedContexts() {
+ std::vector<AVHWDeviceType> contexts{};
+ AVHWDeviceType current_device_type = AV_HWDEVICE_TYPE_NONE;
+ do {
+ current_device_type = av_hwdevice_iterate_types(current_device_type);
+ contexts.push_back(current_device_type);
+ } while (current_device_type != AV_HWDEVICE_TYPE_NONE);
+ return contexts;
}
-#endif
bool Codec::CreateGpuAvDevice() {
-#if defined(LIBVA_FOUND)
- static constexpr std::array<const char*, 3> VAAPI_DRIVERS = {
- "i915",
- "iHD",
- "amdgpu",
- };
- AVDictionary* hwdevice_options = nullptr;
- const auto loaded_modules = ListLinuxKernelModules();
- av_dict_set(&hwdevice_options, "connection_type", "drm", 0);
- for (const auto& driver : VAAPI_DRIVERS) {
- // first check if the target driver is loaded in the kernel
- bool found = std::any_of(loaded_modules.begin(), loaded_modules.end(),
- [&driver](const auto& module) { return module == driver; });
- if (!found) {
- LOG_DEBUG(Service_NVDRV, "Kernel driver {} is not loaded, trying the next one", driver);
+ static constexpr auto HW_CONFIG_METHOD = AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX;
+ static const auto supported_contexts = ListSupportedContexts();
+ for (const auto& type : PREFERRED_GPU_DECODERS) {
+ if (std::none_of(supported_contexts.begin(), supported_contexts.end(),
+ [&type](const auto& context) { return context == type; })) {
+ LOG_DEBUG(Service_NVDRV, "{} explicitly unsupported", av_hwdevice_get_type_name(type));
continue;
}
- av_dict_set(&hwdevice_options, "kernel_driver", driver, 0);
- const int hwdevice_error = av_hwdevice_ctx_create(&av_gpu_decoder, AV_HWDEVICE_TYPE_VAAPI,
- nullptr, hwdevice_options, 0);
- if (hwdevice_error >= 0) {
- LOG_INFO(Service_NVDRV, "Using VA-API with {}", driver);
- av_dict_free(&hwdevice_options);
- av_codec_ctx->pix_fmt = AV_PIX_FMT_VAAPI;
- return true;
- }
- LOG_DEBUG(Service_NVDRV, "VA-API av_hwdevice_ctx_create failed {}", hwdevice_error);
- }
- LOG_DEBUG(Service_NVDRV, "VA-API av_hwdevice_ctx_create failed for all drivers");
- av_dict_free(&hwdevice_options);
-#endif
- static constexpr auto HW_CONFIG_METHOD = AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX;
- static constexpr std::array GPU_DECODER_TYPES{
-#ifdef linux
- AV_HWDEVICE_TYPE_VDPAU,
-#endif
- AV_HWDEVICE_TYPE_CUDA,
-#ifdef _WIN32
- AV_HWDEVICE_TYPE_D3D11VA,
-#endif
- };
- for (const auto& type : GPU_DECODER_TYPES) {
const int hwdevice_res = av_hwdevice_ctx_create(&av_gpu_decoder, type, nullptr, nullptr, 0);
if (hwdevice_res < 0) {
LOG_DEBUG(Service_NVDRV, "{} av_hwdevice_ctx_create failed {}",
av_hwdevice_get_type_name(type), hwdevice_res);
continue;
}
+#ifdef LIBVA_FOUND
+ if (type == AV_HWDEVICE_TYPE_VAAPI) {
+ // we need to determine if this is an impersonated VAAPI driver
+ AVHWDeviceContext* hwctx =
+ static_cast<AVHWDeviceContext*>(static_cast<void*>(av_gpu_decoder->data));
+ AVVAAPIDeviceContext* vactx = static_cast<AVVAAPIDeviceContext*>(hwctx->hwctx);
+ const char* vendor_name = vaQueryVendorString(vactx->display);
+ if (strstr(vendor_name, "VDPAU backend")) {
+ // VDPAU impersonated VAAPI impl's are super buggy, we need to skip them
+ LOG_DEBUG(Service_NVDRV, "Skipping vdapu impersonated VAAPI driver");
+ continue;
+ } else {
+ // according to some user testing, certain vaapi driver (Intel?) could be buggy
+ // so let's log the driver name which may help the developers/supporters
+ LOG_DEBUG(Service_NVDRV, "Using VAAPI driver: {}", vendor_name);
+ }
+ }
+#endif
for (int i = 0;; i++) {
const AVCodecHWConfig* config = avcodec_get_hw_config(av_codec, i);
if (!config) {
diff --git a/src/video_core/shader_notify.cpp b/src/video_core/shader_notify.cpp
index dc6995b46..bcaf5f575 100644
--- a/src/video_core/shader_notify.cpp
+++ b/src/video_core/shader_notify.cpp
@@ -18,7 +18,7 @@ int ShaderNotify::ShadersBuilding() noexcept {
const int now_complete = num_complete.load(std::memory_order::relaxed);
const int now_building = num_building.load(std::memory_order::relaxed);
if (now_complete == now_building) {
- const auto now = std::chrono::high_resolution_clock::now();
+ const auto now = std::chrono::steady_clock::now();
if (completed && num_complete == num_when_completed) {
if (now - complete_time > TIME_TO_STOP_REPORTING) {
report_base = now_complete;
diff --git a/src/video_core/shader_notify.h b/src/video_core/shader_notify.h
index ad363bfb5..4d8d52071 100644
--- a/src/video_core/shader_notify.h
+++ b/src/video_core/shader_notify.h
@@ -28,6 +28,6 @@ private:
bool completed{};
int num_when_completed{};
- std::chrono::high_resolution_clock::time_point complete_time;
+ std::chrono::steady_clock::time_point complete_time;
};
} // namespace VideoCore
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 16:14:44 +0100