545 lines
20 KiB
C++
545 lines
20 KiB
C++
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#include "camera.h"
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#include <d3d9.h>
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#include <mfapi.h>
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#include <mfidl.h>
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#include "avs/game.h"
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#include "external/rapidjson/document.h"
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#include "external/rapidjson/pointer.h"
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#include "external/rapidjson/prettywriter.h"
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#include "games/iidx/iidx.h"
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#include "util/detour.h"
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#include "util/fileutils.h"
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#include "util/libutils.h"
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#include "util/logging.h"
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#include "util/sigscan.h"
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#include "util/utils.h"
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static std::filesystem::path dll_path;
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static HMODULE iidx_module;
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static uintptr_t addr_hook_a = 0;
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static uintptr_t addr_hook_b = 0;
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static uintptr_t addr_textures = 0;
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static uintptr_t addr_device_offset = 0;
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typedef void **(__fastcall *camera_hook_a_t)(PBYTE);
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typedef LPDIRECT3DTEXTURE9 (*camera_hook_b_t)(void*, int);
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static camera_hook_a_t camera_hook_a_orig = nullptr;
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static camera_hook_b_t camera_hook_b_orig = nullptr;
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auto static hook_a_init = std::once_flag {};
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static LPDIRECT3DDEVICE9EX device;
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static LPDIRECT3DTEXTURE9 *texture_a = nullptr;
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static LPDIRECT3DTEXTURE9 *texture_b = nullptr;
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struct PredefinedHook {
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std::string pe_identifier;
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uintptr_t hook_a;
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uintptr_t hook_b;
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uintptr_t hook_textures;
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uintptr_t hook_device_offset;
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};
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PredefinedHook g_predefinedHooks[] =
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{
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// 27 003
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{ "5f713b52_6d4090", 0x005971b0, 0x005fb2c0, 0x04e49898, 0x000000d0 },
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// 27 010
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{ "5f713946_7f52b0", 0x006b89e0, 0x0071c950, 0x04fd08b8, 0x000000d0 },
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};
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const DWORD g_predefinedHooksLength = ARRAYSIZE(g_predefinedHooks);
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namespace games::iidx {
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static IIDXLocalCamera *top_camera = nullptr; // camera id #0
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static IIDXLocalCamera *front_camera = nullptr; // camera id #1
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std::vector<IIDXLocalCamera*> LOCAL_CAMERA_LIST = {};
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static IDirect3DDeviceManager9 *s_pD3DManager = nullptr;
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std::filesystem::path CAMERA_CONFIG_PATH = std::filesystem::path(_wgetenv(L"APPDATA")) / L"spicetools_camera_control.json";
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bool CAMERA_READY = false;
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bool parse_cmd_params() {
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const auto remove_spaces = [](const char& c) {
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return c == ' ';
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};
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log_misc("iidx::tdjcam", "Using user-supplied addresses (-iidxtdjcamhookoffset)");
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auto s = TDJ_CAMERA_OVERRIDE.value();
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s.erase(std::remove_if(s.begin(), s.end(), remove_spaces), s.end());
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if (sscanf(
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s.c_str(),
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"%i,%i,%i,%i",
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(int*)&addr_hook_a, (int*)&addr_hook_b, (int*)&addr_textures, (int*)&addr_device_offset) == 4) {
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return true;
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} else {
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log_fatal("iidx::tdjcam", "failed to parse -iidxtdjcamhookoffset");
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return false;
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}
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}
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bool find_camera_hooks() {
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std::string dll_name = avs::game::DLL_NAME;
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dll_path = MODULE_PATH / dll_name;
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iidx_module = libutils::try_module(dll_path);
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if (!iidx_module) {
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log_warning("iidx::tdjcam", "failed to hook game DLL");
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return FALSE;
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}
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uint32_t time_date_stamp = 0;
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uint32_t address_of_entry_point = 0;
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// there are three different ways we try to hook the camera entry points
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// 1) user-provided override via cmd line
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// 2) predefined offsets using PE header matching (needed for iidx27 and few others)
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// 3) signature match (should work for most iidx28-31)
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// method 1: user provided
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if (TDJ_CAMERA_OVERRIDE.has_value() && parse_cmd_params()) {
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return TRUE;
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}
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// method 2: predefined offsets
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get_pe_identifier(dll_path, &time_date_stamp, &address_of_entry_point);
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auto pe = fmt::format("{:x}_{:x}", time_date_stamp, address_of_entry_point);
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log_info("iidx::tdjcam", "Locating predefined hook addresses for LDJ-{}", pe);
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for (DWORD i = 0; i < g_predefinedHooksLength; i++) {
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if (pe.compare(g_predefinedHooks[i].pe_identifier) == 0) {
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log_misc("iidx::tdjcam", "Found predefined addresses");
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addr_hook_a = g_predefinedHooks[i].hook_a;
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addr_hook_b = g_predefinedHooks[i].hook_b;
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addr_textures = g_predefinedHooks[i].hook_textures;
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addr_device_offset = g_predefinedHooks[i].hook_device_offset;
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return TRUE;
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}
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}
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// method 3: signature match
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log_info("iidx::tdjcam", "Did not find predefined hook address, try signature match");
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// --- addr_hook_a ---
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uint8_t *addr_hook_a_ptr = reinterpret_cast<uint8_t *>(find_pattern(
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iidx_module,
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"488BC4565741564883EC5048C740D8FEFFFFFF",
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"XXXXXXXXXXXXXXXXXXX",
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0, 0));
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if (addr_hook_a_ptr == nullptr) {
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log_warning("iidx::tdjcam", "failed to find hook: addr_hook_a");
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log_warning("iidx::tdjcam", "hint: this feature REQUIRES a compatible DLL!");
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return FALSE;
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}
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addr_hook_a = (uint64_t) (addr_hook_a_ptr - (uint8_t*) iidx_module);
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// addr_hook_b
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uint8_t* addr_hook_b_ptr = reinterpret_cast<uint8_t *>(find_pattern(
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iidx_module,
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"E8000000004885C07439E8",
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"X????XXXXXX",
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0, 0));
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if (addr_hook_b_ptr == nullptr) {
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log_warning("iidx::tdjcam", "failed to find hook: addr_hook_b");
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return FALSE;
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}
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// displace with the content of wildcard bytes
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int32_t disp_b = *((int32_t *) (addr_hook_b_ptr + 1));
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addr_hook_b = (addr_hook_b_ptr - (uint8_t*) iidx_module) + disp_b + 5;
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// --- addr_textures ---
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uint8_t* addr_textures_ptr = reinterpret_cast<uint8_t *>(find_pattern(
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iidx_module,
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"E800000000488BC8488BD34883C420",
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"X????XXXXXXXXXX",
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0, 0));
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if (addr_textures_ptr == nullptr) {
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log_warning("iidx::tdjcam", "failed to find hook: addr_textures (part 1)");
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return FALSE;
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}
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// displace with the content of wildcard bytes
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int32_t disp_textures = *((int32_t *) (addr_textures_ptr + 1));
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addr_textures_ptr += disp_textures + 5;
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uint32_t search_from = (addr_textures_ptr - (uint8_t*) iidx_module);
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addr_textures_ptr = reinterpret_cast<uint8_t *>(find_pattern_from(
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iidx_module,
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"488D0D",
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"XXX",
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0, 0, search_from));
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if (addr_textures_ptr == nullptr) {
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log_warning("iidx::tdjcam", "failed to find hook: addr_textures (part 2)");
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return FALSE;
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}
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// displace again with the next integer
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disp_textures = *((int32_t *) (addr_textures_ptr + 3));
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addr_textures = (addr_textures_ptr - (uint8_t*) iidx_module) + disp_textures + 7;
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// addr_device_offset
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search_from = (addr_hook_a_ptr - (uint8_t*) iidx_module);
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uint8_t *addr_device_ptr = reinterpret_cast<uint8_t *>(find_pattern_from(
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iidx_module,
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"488B89",
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"XXX",
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3, 0, search_from));
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addr_device_offset = *addr_device_ptr;
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if (addr_textures_ptr == nullptr) {
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log_warning("iidx::tdjcam", "failed to find hook: addr_textures (part 3)");
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return FALSE;
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}
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return TRUE;
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}
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static void **__fastcall camera_hook_a(PBYTE a1) {
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std::call_once(hook_a_init, [&]{
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device = *reinterpret_cast<LPDIRECT3DDEVICE9EX*>(a1 + addr_device_offset);
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auto const textures = *reinterpret_cast<LPDIRECT3DTEXTURE9**>((uint8_t*)iidx_module + addr_textures);
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texture_a = textures;
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texture_b = textures + 2;
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init_local_camera();
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});
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return camera_hook_a_orig(a1);
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}
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static LPDIRECT3DTEXTURE9 camera_hook_b(void* a1, int idx) {
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if (idx == 0 && top_camera) {
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return top_camera->GetTexture();
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}
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if (idx == 1 && front_camera) {
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return front_camera->GetTexture();
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}
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return camera_hook_b_orig(a1, idx);
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}
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bool create_hooks() {
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auto *hook_a_ptr = reinterpret_cast<uint16_t *>(
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reinterpret_cast<intptr_t>(iidx_module) + addr_hook_a);
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if (!detour::trampoline(
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reinterpret_cast<camera_hook_a_t>(hook_a_ptr),
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camera_hook_a,
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&camera_hook_a_orig)) {
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log_warning("iidx::tdjcam", "failed to trampoline hook_a");
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return FALSE;
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}
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auto *hook_b_ptr = reinterpret_cast<uint16_t *>(
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reinterpret_cast<intptr_t>(iidx_module) + addr_hook_b);
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if (!detour::trampoline(
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reinterpret_cast<camera_hook_b_t>(hook_b_ptr),
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camera_hook_b,
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&camera_hook_b_orig)) {
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log_warning("iidx::tdjcam", "failed to trampoline hook_b");
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return FALSE;
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}
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return TRUE;
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}
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HRESULT create_d3d_device_manager() {
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UINT resetToken = 0;
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IDirect3DDeviceManager9 *pD3DManager = nullptr;
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HRESULT hr = DXVA2CreateDirect3DDeviceManager9(&resetToken, &pD3DManager);
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if (FAILED(hr)) { goto done; }
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hr = pD3DManager->ResetDevice(device, resetToken);
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if (FAILED(hr)) { goto done; }
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s_pD3DManager = pD3DManager;
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(s_pD3DManager)->AddRef();
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done:
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if (SUCCEEDED(hr)) {
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log_misc("iidx::tdjcam", "Created DeviceManager for DXVA");
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} else {
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log_warning("iidx::tdjcam", "Cannot create DXVA DeviceManager: {}", hr);
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}
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SafeRelease(&pD3DManager);
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return hr;
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}
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bool init_local_camera() {
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HRESULT hr = S_OK;
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IMFAttributes *pAttributes = nullptr;
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IMFActivate **ppDevices = nullptr;
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uint32_t numDevices;
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// Initialize an attribute store to specify enumeration parameters.
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hr = MFCreateAttributes(&pAttributes, 1);
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// Ask for source type = video capture devices.
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if (SUCCEEDED(hr)) {
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hr = pAttributes->SetGUID(
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MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE,
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MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_GUID
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);
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}
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// Enumerate devices.
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if (SUCCEEDED(hr)) {
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hr = MFEnumDeviceSources(pAttributes, &ppDevices, &numDevices);
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}
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log_info("iidx::tdjcam", "MFEnumDeviceSources returned {} device(s)", numDevices);
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if (numDevices > 0) {
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hr = create_d3d_device_manager();
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}
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if (SUCCEEDED(hr)) {
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int cameraIndex = 0;
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for (size_t i = 0; i < numDevices && LOCAL_CAMERA_LIST.size() < 2; i++) {
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// get camera activation
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auto pActivate = ppDevices[i];
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if ((cameraIndex == 0 && !FLIP_CAMS) || (cameraIndex == 1 && FLIP_CAMS)) {
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top_camera = new IIDXLocalCamera("top", TDJ_CAMERA_PREFER_16_9, pActivate, s_pD3DManager, device, texture_a);
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if (top_camera->m_initialized) {
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LOCAL_CAMERA_LIST.push_back(top_camera);
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cameraIndex++;
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} else {
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top_camera->Release();
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top_camera = nullptr;
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}
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} else {
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front_camera = new IIDXLocalCamera("front", TDJ_CAMERA_PREFER_16_9, pActivate, s_pD3DManager, device, texture_b);
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if (front_camera->m_initialized) {
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LOCAL_CAMERA_LIST.push_back(front_camera);
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cameraIndex++;
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} else {
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front_camera->Release();
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front_camera = nullptr;
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}
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}
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}
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}
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if (LOCAL_CAMERA_LIST.size() == 0) {
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goto done;
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}
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camera_config_load();
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if (top_camera) {
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top_camera->StartCapture();
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}
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if (front_camera) {
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front_camera->StartCapture();
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}
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CAMERA_READY = true;
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done:
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SafeRelease(&pAttributes);
|
||
|
|
|
||
|
|
for (DWORD i = 0; i < numDevices; i++) {
|
||
|
|
SafeRelease(&ppDevices[i]);
|
||
|
|
}
|
||
|
|
CoTaskMemFree(ppDevices);
|
||
|
|
|
||
|
|
return SUCCEEDED(hr);
|
||
|
|
}
|
||
|
|
|
||
|
|
bool init_camera_hooks() {
|
||
|
|
bool result = find_camera_hooks();
|
||
|
|
if (result) {
|
||
|
|
log_misc(
|
||
|
|
"iidx::tdjcam",
|
||
|
|
"found hooks:\n hook_a 0x{:x}\n hook_b 0x{:x}\n textures 0x{:x}\n device_offset 0x{:x}",
|
||
|
|
addr_hook_a, addr_hook_b, addr_textures, addr_device_offset);
|
||
|
|
result = create_hooks();
|
||
|
|
}
|
||
|
|
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
void camera_release() {
|
||
|
|
if (top_camera) {
|
||
|
|
top_camera->Release();
|
||
|
|
top_camera = nullptr;
|
||
|
|
}
|
||
|
|
if (front_camera) {
|
||
|
|
front_camera->Release();
|
||
|
|
front_camera = nullptr;
|
||
|
|
}
|
||
|
|
SafeRelease(&s_pD3DManager);
|
||
|
|
}
|
||
|
|
|
||
|
|
bool camera_config_load() {
|
||
|
|
log_info("iidx::tdjcam", "loading config");
|
||
|
|
|
||
|
|
try {
|
||
|
|
// read config file
|
||
|
|
std::string config = fileutils::text_read(CAMERA_CONFIG_PATH);
|
||
|
|
if (!config.empty()) {
|
||
|
|
// parse document
|
||
|
|
rapidjson::Document doc;
|
||
|
|
doc.Parse(config.c_str());
|
||
|
|
|
||
|
|
// check parse error
|
||
|
|
auto error = doc.GetParseError();
|
||
|
|
if (error) {
|
||
|
|
log_warning("iidx::tdjcam", "config parse error: {}", error);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// verify root is a dict
|
||
|
|
if (!doc.IsObject()) {
|
||
|
|
log_warning("iidx::tdjcam", "config not found");
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
const std::string root("/sp2x_cameras");
|
||
|
|
auto numCameras = LOCAL_CAMERA_LIST.size();
|
||
|
|
for (size_t i = 0; i < numCameras; i++) {
|
||
|
|
auto *camera = LOCAL_CAMERA_LIST.at(i);
|
||
|
|
auto symLink = camera->GetSymLink();
|
||
|
|
|
||
|
|
const auto cameraNode = rapidjson::Pointer(root + "/" + symLink).Get(doc);
|
||
|
|
if (cameraNode && cameraNode->IsObject()) {
|
||
|
|
log_info("iidx::tdjcam", "Parsing config for: {}", symLink);
|
||
|
|
|
||
|
|
// Media type
|
||
|
|
auto mediaTypePointer = rapidjson::Pointer(root + "/" + symLink + "/MediaType").Get(doc);
|
||
|
|
if (mediaTypePointer && mediaTypePointer->IsString()) {
|
||
|
|
std::string mediaType = mediaTypePointer->GetString();
|
||
|
|
if (mediaType.length() > 0) {
|
||
|
|
camera->m_selectedMediaTypeDescription = mediaType;
|
||
|
|
camera->m_useAutoMediaType = false;
|
||
|
|
} else {
|
||
|
|
camera->m_useAutoMediaType = true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Draw mode
|
||
|
|
auto drawModePointer = rapidjson::Pointer(root + "/" + symLink + "/DrawMode").Get(doc);
|
||
|
|
if (drawModePointer && drawModePointer->IsString()) {
|
||
|
|
std::string drawModeString = drawModePointer->GetString();
|
||
|
|
for (int j = 0; j < DRAW_MODE_SIZE; j++) {
|
||
|
|
if (DRAW_MODE_LABELS[j].compare(drawModeString) == 0) {
|
||
|
|
camera->m_drawMode = (LocalCameraDrawMode) j;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Allow manual control
|
||
|
|
auto manualControlPointer = rapidjson::Pointer(root + "/" + symLink + "/AllowManualControl").Get(doc);
|
||
|
|
if (manualControlPointer && manualControlPointer->IsBool() && manualControlPointer->GetBool()) {
|
||
|
|
camera->m_allowManualControl = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Camera control
|
||
|
|
// if m_allowManualControl is false, SetCameraControlProp will fail, but run through this code
|
||
|
|
// anyway to exercise parsing code
|
||
|
|
for (int propIndex = 0; propIndex < CAMERA_CONTROL_PROP_SIZE; propIndex++) {
|
||
|
|
std::string label = CAMERA_CONTROL_LABELS[propIndex];
|
||
|
|
CameraControlProp prop = {};
|
||
|
|
camera->GetCameraControlProp(propIndex, &prop);
|
||
|
|
auto valuePointer = rapidjson::Pointer(root + "/" + symLink + "/" + label + "/value").Get(doc);
|
||
|
|
auto flagsPointer = rapidjson::Pointer(root + "/" + symLink + "/" + label + "/flags").Get(doc);
|
||
|
|
if (valuePointer && valuePointer->IsInt() && flagsPointer && flagsPointer->IsInt()) {
|
||
|
|
prop.value = (long)valuePointer->GetInt();
|
||
|
|
prop.valueFlags = (long)flagsPointer->GetInt();
|
||
|
|
camera->SetCameraControlProp(propIndex, prop.value, prop.valueFlags);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
log_misc("iidx::tdjcam", " >> done");
|
||
|
|
} else {
|
||
|
|
log_misc("iidx::tdjcam", "No previous config for: {}", symLink);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} catch (const std::exception& e) {
|
||
|
|
log_warning("iidx::tdjcam", "exception occurred while config: {}", e.what());
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool camera_config_save() {
|
||
|
|
log_info("iidx::tdjcam", "saving config");
|
||
|
|
|
||
|
|
// create document
|
||
|
|
rapidjson::Document doc;
|
||
|
|
std::string config = fileutils::text_read(CAMERA_CONFIG_PATH);
|
||
|
|
if (!config.empty()) {
|
||
|
|
doc.Parse(config.c_str());
|
||
|
|
log_misc("iidx::tdjcam", "existing config file found");
|
||
|
|
}
|
||
|
|
if (!doc.IsObject()) {
|
||
|
|
log_misc("iidx::tdjcam", "clearing out config file");
|
||
|
|
doc.SetObject();
|
||
|
|
}
|
||
|
|
|
||
|
|
auto numCameras = LOCAL_CAMERA_LIST.size();
|
||
|
|
for (size_t i = 0; i < numCameras; i++) {
|
||
|
|
auto *camera = LOCAL_CAMERA_LIST.at(i);
|
||
|
|
auto symLink = camera->GetSymLink();
|
||
|
|
std::string root("/sp2x_cameras/" + symLink + "/");
|
||
|
|
|
||
|
|
// Media type
|
||
|
|
if (camera->m_useAutoMediaType) {
|
||
|
|
rapidjson::Pointer(root + "MediaType").Set(doc, "");
|
||
|
|
} else {
|
||
|
|
rapidjson::Pointer(root + "MediaType").Set(doc, camera->m_selectedMediaTypeDescription);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Draw Mode
|
||
|
|
rapidjson::Pointer(root + "DrawMode").Set(doc, DRAW_MODE_LABELS[camera->m_drawMode]);
|
||
|
|
|
||
|
|
// Manual control
|
||
|
|
rapidjson::Pointer(root + "AllowManualControl").Set(doc, camera->m_allowManualControl);
|
||
|
|
|
||
|
|
// Camera control
|
||
|
|
for (int propIndex = 0; propIndex < CAMERA_CONTROL_PROP_SIZE; propIndex++) {
|
||
|
|
std::string label = CAMERA_CONTROL_LABELS[propIndex];
|
||
|
|
CameraControlProp prop = {};
|
||
|
|
camera->GetCameraControlProp(propIndex, &prop);
|
||
|
|
rapidjson::Pointer(root + label + "/value").Set(doc, (int)prop.value);
|
||
|
|
rapidjson::Pointer(root + label + "/flags").Set(doc, (int)prop.valueFlags);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// build JSON
|
||
|
|
rapidjson::StringBuffer buffer;
|
||
|
|
rapidjson::PrettyWriter<rapidjson::StringBuffer> writer(buffer);
|
||
|
|
doc.Accept(writer);
|
||
|
|
|
||
|
|
// save to file
|
||
|
|
if (fileutils::text_write(CAMERA_CONFIG_PATH, buffer.GetString())) {
|
||
|
|
} else {
|
||
|
|
log_warning("iidx::tdjcam", "unable to save config file to {}", CAMERA_CONFIG_PATH.string());
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool camera_config_reset() {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|