mirror of
https://github.com/chibicitiberiu/rainmeter-studio.git
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502 lines
10 KiB
C++
502 lines
10 KiB
C++
/*
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Copyright (C) 2011 Birunthan Mohanathas (www.poiru.net)
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "StdAfx.h"
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#include <cmath>
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#include "PlayerWinamp.h"
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#include "Winamp/wa_ipc.h"
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#include "Winamp/wa_cmd.h"
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Player* PlayerWinamp::c_Player = nullptr;
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// This player retrieves data through the Winamp IPC interface.
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/*
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** Constructor.
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**
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*/
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PlayerWinamp::PlayerWinamp(WINAMPTYPE type) : Player(),
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m_Window(),
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m_LastCheckTime(0),
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m_UseUnicodeAPI(false),
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m_PlayingStream(false),
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m_WinampType(type),
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m_WinampHandle(),
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m_WinampAddress()
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{
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}
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/*
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** Destructor.
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**
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*/
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PlayerWinamp::~PlayerWinamp()
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{
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c_Player = nullptr;
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if (m_WinampHandle) CloseHandle(m_WinampHandle);
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}
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/*
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** Creates a shared class object.
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**
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*/
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Player* PlayerWinamp::Create(WINAMPTYPE type)
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{
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if (!c_Player)
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{
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c_Player = new PlayerWinamp(type);
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}
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return c_Player;
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}
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/*
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** Try to find Winamp periodically.
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**
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*/
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bool PlayerWinamp::CheckWindow()
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{
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DWORD time = GetTickCount();
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// Try to find Winamp window every 5 seconds
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if (time - m_LastCheckTime > 5000)
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{
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m_LastCheckTime = time;
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m_Window = FindWindow(L"Winamp v1.x", nullptr);
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if (m_Window)
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{
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DWORD pID;
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GetWindowThreadProcessId(m_Window, &pID);
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m_WinampHandle = OpenProcess(PROCESS_VM_READ, FALSE, pID);
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if (m_WinampHandle)
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{
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m_WinampAddress = (LPCVOID)SendMessage(m_Window, WM_WA_IPC, 0, IPC_GET_PLAYING_FILENAME);
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m_UseUnicodeAPI = m_WinampAddress ? true : false;
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m_Initialized = true;
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}
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}
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}
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return m_Initialized;
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}
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/*
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** Called during each update of the main measure.
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**
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*/
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void PlayerWinamp::UpdateData()
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{
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if (m_Initialized || CheckWindow())
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{
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const auto playing = SendMessage(m_Window, WM_WA_IPC, 0, IPC_ISPLAYING);
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if (playing == 0)
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{
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// Make sure Winamp is still active
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if (!IsWindow(m_Window))
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{
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m_Initialized = false;
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ClearData();
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if (m_WinampHandle) CloseHandle(m_WinampHandle);
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}
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else if (m_State != STATE_STOPPED)
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{
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ClearData(false);
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}
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// Don't continue if Winamp has quit or is stopped
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return;
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}
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else
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{
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m_State = (playing == 1) ? STATE_PLAYING : STATE_PAUSED;
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m_Position = (UINT)SendMessage(m_Window, WM_WA_IPC, 0, IPC_GETOUTPUTTIME) / 1000; // ms to secs
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m_Volume = ((UINT)SendMessage(m_Window, WM_WA_IPC, -666, IPC_SETVOLUME) * 100) / 255; // 0 - 255 to 0 - 100
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}
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WCHAR wBuffer[MAX_PATH];
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char cBuffer[MAX_PATH];
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if (m_UseUnicodeAPI)
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{
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if (!ReadProcessMemory(m_WinampHandle, m_WinampAddress, &wBuffer, sizeof(wBuffer), nullptr))
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{
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// Failed to read memory
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return;
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}
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}
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else
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{
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// MediaMonkey doesn't support wide IPC messages
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const auto pos = SendMessage(m_Window, WM_WA_IPC, 0, IPC_GETLISTPOS);
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LPCVOID address = (LPCVOID)SendMessage(m_Window, WM_WA_IPC, pos, IPC_GETPLAYLISTFILE);
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if (!ReadProcessMemory(m_WinampHandle, address, &cBuffer, sizeof(cBuffer), nullptr))
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{
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// Failed to read memory
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return;
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}
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mbstowcs(wBuffer, cBuffer, MAX_PATH);
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}
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if (wcscmp(wBuffer, m_FilePath.c_str()) != 0)
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{
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++m_TrackCount;
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m_FilePath = wBuffer;
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m_PlayingStream = (m_FilePath.find(L"://") != std::wstring::npos);
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if (!m_PlayingStream)
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{
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const int duration = (int)SendMessage(m_Window, WM_WA_IPC, 1, IPC_GETOUTPUTTIME);
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m_Duration = (duration != -1) ? duration : 0;
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m_Rating = (UINT)SendMessage(m_Window, WM_WA_IPC, 0, IPC_GETRATING);
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m_Shuffle = SendMessage(m_Window, WM_WA_IPC, 0, IPC_GET_SHUFFLE) != 0;
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m_Repeat = SendMessage(m_Window, WM_WA_IPC, 0, IPC_GET_REPEAT) != 0;
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TagLib::FileRef fr(wBuffer, false);
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TagLib::Tag* tag = fr.tag();
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if (tag)
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{
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m_Artist = tag->artist().toWString();
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m_Album = tag->album().toWString();
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m_Title = tag->title().toWString();
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m_Number = tag->track();
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m_Year = tag->year();
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if (m_Measures & MEASURE_LYRICS)
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{
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FindLyrics();
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}
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}
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else if (m_Measures & MEASURE_LYRICS)
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{
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m_Lyrics.clear();
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}
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// Find cover if needed
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if (m_Measures & MEASURE_COVER)
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{
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if (tag && CCover::GetEmbedded(fr, m_TempCoverPath))
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{
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// Got everything, return
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m_CoverPath = m_TempCoverPath;
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return;
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}
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std::wstring trackFolder = CCover::GetFileFolder(m_FilePath);
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if (tag && !m_Album.empty())
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{
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// Winamp stores covers usually as %album%.jpg
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std::wstring file = m_Album;
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std::wstring::size_type end = file.length();
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for (std::wstring::size_type pos = 0; pos < end; ++pos)
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{
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// Replace reserved chars according to Winamp specs
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switch (file[pos])
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{
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case L'?':
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case L'*':
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case L'|':
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file[pos] = L'_';
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break;
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case L'/':
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case L'\\':
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case L':':
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file[pos] = L'-';
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break;
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case L'\"':
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file[pos] = L'\'';
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break;
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case L'<':
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file[pos] = L'(';
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break;
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case L'>':
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file[pos] = L')';
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break;
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}
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}
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if (CCover::GetLocal(file, trackFolder, m_CoverPath))
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{
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// %album% art file found
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return;
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}
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}
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if (!CCover::GetLocal(L"cover", trackFolder, m_CoverPath) &&
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!CCover::GetLocal(L"folder", trackFolder, m_CoverPath))
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{
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// Nothing found
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m_CoverPath.clear();
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}
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}
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if (tag)
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{
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return;
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}
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}
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else
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{
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m_Rating = 0;
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m_Duration = 0;
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m_CoverPath.clear();
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}
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}
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else if (!m_PlayingStream)
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{
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if (m_Duration == 0)
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{
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const int duration = (int)SendMessage(m_Window, WM_WA_IPC, 1, IPC_GETOUTPUTTIME);
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m_Duration = (duration != -1) ? duration : 0;
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}
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return;
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}
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// TagLib couldn't parse the file or Winamp is playing a stream, try to get title
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if (m_UseUnicodeAPI)
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{
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LPCVOID address = (LPCVOID)SendMessage(m_Window, WM_WA_IPC, 0, IPC_GET_PLAYING_TITLE);
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ReadProcessMemory(m_WinampHandle, address, &wBuffer, sizeof(wBuffer), nullptr);
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}
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else
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{
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const auto pos = SendMessage(m_Window, WM_WA_IPC, 0, IPC_GETLISTPOS);
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LPCVOID address = (LPCVOID)SendMessage(m_Window, WM_WA_IPC, pos, IPC_GETPLAYLISTTITLE);
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ReadProcessMemory(m_WinampHandle, address, &cBuffer, sizeof(cBuffer), nullptr);
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mbstowcs(wBuffer, cBuffer, MAX_PATH);
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}
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std::wstring title = wBuffer;
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std::wstring::size_type pos = title.find(L" - ");
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if (pos != std::wstring::npos)
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{
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m_Artist.assign(title, 0, pos);
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pos += 3; // Skip " - "
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m_Title.assign(title, pos, title.length() - pos);
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m_Album.clear();
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if (m_PlayingStream)
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{
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// Remove crap from title if playing radio
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pos = m_Title.find(L" (");
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if (pos != std::wstring::npos)
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{
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m_Title.resize(pos);
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}
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}
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}
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else
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{
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m_Title = title;
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m_Artist.clear();
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m_Album.clear();
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}
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}
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}
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/*
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** Handles the Pause bang.
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**
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*/
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void PlayerWinamp::Pause()
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{
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SendMessage(m_Window, WM_COMMAND, WINAMP_PAUSE, 0);
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}
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/*
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** Handles the Play bang.
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**
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*/
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void PlayerWinamp::Play()
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{
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SendMessage(m_Window, WM_COMMAND, WINAMP_PLAY, 0);
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}
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/*
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** Handles the Stop bang.
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**
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*/
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void PlayerWinamp::Stop()
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{
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SendMessage(m_Window, WM_COMMAND, WINAMP_STOP, 0);
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}
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/*
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** Handles the Next bang.
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**
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*/
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void PlayerWinamp::Next()
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{
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SendMessage(m_Window, WM_COMMAND, WINAMP_FASTFWD, 0);
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}
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/*
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** Handles the Previous bang.
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**
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*/
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void PlayerWinamp::Previous()
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{
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SendMessage(m_Window, WM_COMMAND, WINAMP_REWIND, 0);
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}
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/*
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** Handles the SetPosition bang.
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**
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*/
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void PlayerWinamp::SetPosition(int position)
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{
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position *= 1000; // To milliseconds
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SendMessage(m_Window, WM_WA_IPC, position, IPC_JUMPTOTIME);
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}
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/*
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** Handles the SetRating bang.
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**
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*/
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void PlayerWinamp::SetRating(int rating)
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{
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if (rating < 0)
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{
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rating = 0;
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}
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else if (rating > 5)
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{
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rating = 5;
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}
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SendMessage(m_Window, WM_WA_IPC, rating, IPC_SETRATING);
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m_Rating = rating;
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}
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/*
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** Handles the SetVolume bang.
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**
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*/
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void PlayerWinamp::SetVolume(int volume)
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{
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// Winamp accepts volume in 0 - 255 range
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float fVolume = volume * 2.55f;
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SendMessage(m_Window, WM_WA_IPC, (WPARAM)ceil(fVolume), IPC_SETVOLUME);
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}
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/*
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** Handles the SetShuffle bang.
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**
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*/
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void PlayerWinamp::SetShuffle(bool state)
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{
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if (!m_PlayingStream)
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{
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m_Shuffle = state;
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SendMessage(m_Window, WM_WA_IPC, (WPARAM)m_Shuffle, IPC_SET_SHUFFLE);
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}
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}
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/*
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** Handles the SetRepeat bang.
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**
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*/
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void PlayerWinamp::SetRepeat(bool state)
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{
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if (!m_PlayingStream)
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{
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m_Repeat = state;
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SendMessage(m_Window, WM_WA_IPC, (WPARAM)m_Repeat, IPC_SET_REPEAT);
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}
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}
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/*
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** Handles the ClosePlayer bang.
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**
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*/
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void PlayerWinamp::ClosePlayer()
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{
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if (m_WinampType == WA_WINAMP)
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{
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SendMessage(m_Window, WM_CLOSE, 0, 0);
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}
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else // if (m_WinampType == WA_MEDIAMONKEY)
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{
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HWND wnd = FindWindow(L"TFMainWindow", L"MediaMonkey");
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if (wnd)
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{
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SendMessage(wnd, WM_CLOSE, 0, 0);
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}
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}
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}
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/*
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** Handles the OpenPlayer bang.
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**
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*/
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void PlayerWinamp::OpenPlayer(std::wstring& path)
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{
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if (m_WinampType == WA_WINAMP)
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{
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ShellExecute(nullptr, L"open", path.empty() ? L"winamp.exe" : path.c_str(), nullptr, nullptr, SW_SHOW);
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}
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else // if (m_WinampType == WA_MEDIAMONKEY)
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{
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if (path.empty())
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{
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// Gotta figure out where Winamp is located at
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HKEY hKey;
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RegOpenKeyEx(HKEY_LOCAL_MACHINE,
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L"SOFTWARE\\Clients\\Media\\MediaMonkey\\shell\\open\\command",
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0,
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KEY_QUERY_VALUE,
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&hKey);
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DWORD size = 512;
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WCHAR* data = new WCHAR[size];
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DWORD type = 0;
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if (RegQueryValueEx(hKey,
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nullptr,
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nullptr,
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(LPDWORD)&type,
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(LPBYTE)data,
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(LPDWORD)&size) == ERROR_SUCCESS)
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{
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if (type == REG_SZ)
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{
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ShellExecute(nullptr, L"open", data, nullptr, nullptr, SW_SHOW);
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path = data;
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}
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}
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delete [] data;
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RegCloseKey(hKey);
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}
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else
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{
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ShellExecute(nullptr, L"open", path.c_str(), nullptr, nullptr, SW_SHOW);
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}
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}
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}
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