From 668e80a9f42fb4ce0e16f6381d05bcbd286b2da1 Mon Sep 17 00:00:00 2001
From: Fernando Sahmkow
Date: Sun, 30 Jan 2022 10:31:13 +0100
Subject: VideoCore: Refactor syncing.

---
 src/video_core/host1x/nvdec.cpp | 47 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 src/video_core/host1x/nvdec.cpp

(limited to 'src/video_core/host1x/nvdec.cpp')

diff --git a/src/video_core/host1x/nvdec.cpp b/src/video_core/host1x/nvdec.cpp
new file mode 100644
index 000000000..5f6decd0d
--- /dev/null
+++ b/src/video_core/host1x/nvdec.cpp
@@ -0,0 +1,47 @@
+// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/assert.h"
+#include "video_core/gpu.h"
+#include "video_core/host1x/nvdec.h"
+
+namespace Tegra::Host1x {
+
+#define NVDEC_REG_INDEX(field_name)                                                                \
+    (offsetof(NvdecCommon::NvdecRegisters, field_name) / sizeof(u64))
+
+Nvdec::Nvdec(GPU& gpu_) : gpu(gpu_), state{}, codec(std::make_unique<Codec>(gpu, state)) {}
+
+Nvdec::~Nvdec() = default;
+
+void Nvdec::ProcessMethod(u32 method, u32 argument) {
+    state.reg_array[method] = static_cast<u64>(argument) << 8;
+
+    switch (method) {
+    case NVDEC_REG_INDEX(set_codec_id):
+        codec->SetTargetCodec(static_cast<NvdecCommon::VideoCodec>(argument));
+        break;
+    case NVDEC_REG_INDEX(execute):
+        Execute();
+        break;
+    }
+}
+
+AVFramePtr Nvdec::GetFrame() {
+    return codec->GetCurrentFrame();
+}
+
+void Nvdec::Execute() {
+    switch (codec->GetCurrentCodec()) {
+    case NvdecCommon::VideoCodec::H264:
+    case NvdecCommon::VideoCodec::VP8:
+    case NvdecCommon::VideoCodec::VP9:
+        codec->Decode();
+        break;
+    default:
+        UNIMPLEMENTED_MSG("Codec {}", codec->GetCurrentCodecName());
+        break;
+    }
+}
+
+} // namespace Tegra::Host1x
-- 
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