audio_core: dsp_hle: add Media Foundation decoder...

* appveyor: switch to Media Foundation API
* Travis CI MinGW build needs an update with the container image

src/tests/CMakeLists.txt

@@ -9,6 +9,7 @@ add_executable(tests
     core/hle/kernel/hle_ipc.cpp
     core/memory/memory.cpp
     core/memory/vm_manager.cpp
+    audio_core/decoder_tests.cpp
     tests.cpp
 )
 
@@ -21,7 +22,7 @@ endif()
 
 create_target_directory_groups(tests)
 
-target_link_libraries(tests PRIVATE common core video_core)
+target_link_libraries(tests PRIVATE common core video_core audio_core)
 target_link_libraries(tests PRIVATE ${PLATFORM_LIBRARIES} catch-single-include nihstro-headers Threads::Threads)
 
 add_test(NAME tests COMMAND tests)

src/tests/audio_core/audio_fixures.h

@@ -0,0 +1,5 @@
+const int fixure_buffer_size = 41;
+const unsigned char fixure_buffer[41] = {
+    0xff, 0xf1, 0x4c, 0x80, 0x05, 0x3f, 0xfc, 0x21, 0x1a, 0x4e, 0xb0, 0x00, 0x00, 0x00,
+    0x05, 0xfc, 0x4e, 0x1f, 0x08, 0x88, 0x00, 0x00, 0x00, 0xc4, 0x1a, 0x03, 0xfc, 0x9c,
+    0x3e, 0x1d, 0x08, 0x84, 0x03, 0xd8, 0x3f, 0xe4, 0xe1, 0x20, 0x00, 0x0b, 0x38};

src/tests/audio_core/decoder_tests.cpp

@@ -0,0 +1,50 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+#ifdef HAVE_MF
+
+#include <catch2/catch.hpp>
+#include "core/core.h"
+#include "core/core_timing.h"
+#include "core/hle/kernel/memory.h"
+#include "core/hle/kernel/process.h"
+#include "core/hle/kernel/shared_page.h"
+#include "core/memory.h"
+
+#include "audio_core/hle/decoder.h"
+#include "audio_core/hle/wmf_decoder.h"
+#include "audio_fixures.h"
+
+TEST_CASE("DSP HLE Audio Decoder", "[audio_core]") {
+    // HACK: see comments of member timing
+    Core::System::GetInstance().timing = std::make_unique<Core::Timing>();
+    Core::System::GetInstance().memory = std::make_unique<Memory::MemorySystem>();
+    Kernel::KernelSystem kernel(*Core::System::GetInstance().memory, 0);
+    SECTION("decoder should produce correct samples") {
+        auto process = kernel.CreateProcess(kernel.CreateCodeSet("", 0));
+        auto decoder =
+            std::make_unique<AudioCore::HLE::WMFDecoder>(*Core::System::GetInstance().memory);
+        AudioCore::HLE::BinaryRequest request;
+
+        request.codec = AudioCore::HLE::DecoderCodec::AAC;
+        request.cmd = AudioCore::HLE::DecoderCommand::Init;
+        // initialize decoder
+        std::optional<AudioCore::HLE::BinaryResponse> response = decoder->ProcessRequest(request);
+
+        request.cmd = AudioCore::HLE::DecoderCommand::Decode;
+        u8* fcram = Core::System::GetInstance().memory->GetFCRAMPointer(0);
+
+        memcpy(fcram, fixure_buffer, fixure_buffer_size);
+        request.src_addr = Memory::FCRAM_PADDR;
+        request.dst_addr_ch0 = Memory::FCRAM_PADDR + 1024;
+        request.dst_addr_ch1 = Memory::FCRAM_PADDR + 1048576; // 1 MB
+        request.size = fixure_buffer_size;
+
+        response = decoder->ProcessRequest(request);
+        response = decoder->ProcessRequest(request);
+        // remove this line
+        request.src_addr = Memory::FCRAM_PADDR;
+    }
+}
+
+#endif