diff options
| author | Casimir666 <casimir666@users.sourceforge.net> | 2008-09-28 17:45:55 +0400 |
|---|---|---|
| committer | Casimir666 <casimir666@users.sourceforge.net> | 2008-09-28 17:45:55 +0400 |
| commit | ab1f5c26ee177ac936e0d90af1799d01217af14e (patch) | |
| tree | f1572450264d0b923ee2e3f35eb3cc90dc7a95fd /src/apps/mplayerc/Ifo.cpp | |
| parent | 93cf24aff946c2464f7e3a99e600fde97d05af0d (diff) | |
NEW : Command lines "/dvdpos title#chapter" and "/dvdpos title#hh:mm:ss.ff" to start playback to position
CHANGED: Number of file and DVD position increase from 5 to 20 (req #1819709)
CHANGED: Bypass of UOPs for DVD (req #1811508). This feature didn't works for x64 build
CHANGED: compilation warning removed
git-svn-id: https://mpc-hc.svn.sourceforge.net/svnroot/mpc-hc/trunk@808 10f7b99b-c216-0410-bff0-8a66a9350fd8
Diffstat (limited to 'src/apps/mplayerc/Ifo.cpp')
| -rw-r--r-- | src/apps/mplayerc/Ifo.cpp | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/src/apps/mplayerc/Ifo.cpp b/src/apps/mplayerc/Ifo.cpp new file mode 100644 index 000000000..1bfed9cc7 --- /dev/null +++ b/src/apps/mplayerc/Ifo.cpp @@ -0,0 +1,244 @@ +/*
+ * $Id$
+ *
+ * (C) 2003-2006 Gabest
+ * (C) 2006-2007 see AUTHORS
+ *
+ * This file is part of mplayerc.
+ *
+ * Mplayerc is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Mplayerc is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "StdAfx.h"
+#include "Ifo.h"
+
+
+#ifdef WORDS_BIGENDIAN
+#define bswap_16(x) (x)
+#define bswap_32(x) (x)
+#define bswap_64(x) (x)
+#else
+
+// code from bits/byteswap.h (C) 1997, 1998 Free Software Foundation, Inc.
+#define bswap_16(x) \
+ ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))
+
+// code from bits/byteswap.h (C) 1997, 1998 Free Software Foundation, Inc.
+#define bswap_32(x) \
+ ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) | \
+ (((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24))
+
+#define bswap_64(x) \
+ (__extension__ \
+ ({ union { __extension__ unsigned long long int __ll; \
+ unsigned long int __l[2]; } __w, __r; \
+ __w.__ll = (x); \
+ __r.__l[0] = bswap_32 (__w.__l[1]); \
+ __r.__l[1] = bswap_32 (__w.__l[0]); \
+ __r.__ll; }))
+#endif
+
+#ifdef WORDS_BIGENDIAN
+#define be2me_16(x) (x)
+#define be2me_32(x) (x)
+#define be2me_64(x) (x)
+#define le2me_16(x) bswap_16(x)
+#define le2me_32(x) bswap_32(x)
+#define le2me_64(x) bswap_64(x)
+#else
+#define be2me_16(x) bswap_16(x)
+#define be2me_32(x) bswap_32(x)
+#define be2me_64(x) bswap_64(x)
+#define le2me_16(x) (x)
+#define le2me_32(x) (x)
+#define le2me_64(x) (x)
+#endif
+
+#define DVD_VIDEO_LB_LEN 2048
+#define IFO_HDR_LEN 8
+#define LU_SUB_LEN 8
+
+extern HANDLE WINAPI Real_CreateFileW(LPCWSTR lpFileName, DWORD dwDesiredAccess, DWORD dwShareMode, LPSECURITY_ATTRIBUTES lpSecurityAttributes, DWORD dwCreationDisposition, DWORD dwFlagsAndAttributes, HANDLE hTemplateFile);
+
+
+unsigned __int32 get4bytes (const BYTE* buf)
+{
+ return be2me_32 (*((unsigned __int32 *)buf));
+}
+
+
+// VMG files
+#define OFF_VMGM_PGCI_UT(buf) get4bytes (buf + 200)
+
+// VTS files
+#define OFF_VTSM_PGCI_UT(buf) get4bytes (buf + 208)
+
+
+CIfo::CIfo()
+{
+ m_pBuffer = NULL;
+ m_pPGCI = NULL;
+ m_dwSize = 0;
+}
+
+
+int CIfo::GetMiscPGCI (CIfo::ifo_hdr_t *hdr, int title, uint8_t **ptr)
+{
+ pgci_sub_t *pgci_sub;
+
+ *ptr = (uint8_t *) hdr;
+ *ptr += IFO_HDR_LEN;
+ pgci_sub = (pgci_sub_t *) *ptr + title;
+
+ *ptr = (uint8_t *) hdr + be2me_32 (pgci_sub->start);
+
+ return 0;
+}
+
+void CIfo::RemovePgciUOPs (uint8_t *ptr)
+{
+ ifo_hdr_t* hdr = (ifo_hdr_t *) ptr;
+ uint16_t num;
+ int i;
+
+ ptr += IFO_HDR_LEN;
+ num = be2me_16(hdr->num);
+
+ for (i=1; i<=num; i++) {
+ lu_sub_t *lu_sub = (lu_sub_t *) ptr;
+
+ ptr += LU_SUB_LEN;
+ }
+
+ for (i=0; i<be2me_16(hdr->num); i++) {
+ uint8_t *ptr;
+
+ if (GetMiscPGCI (hdr, i, &ptr) >= 0)
+ {
+ pgc_t* pgc = (pgc_t*) ptr;
+ pgc->prohibited_ops = 0;
+ }
+ }
+}
+
+CIfo::pgc_t* CIfo::GetPGCI(const int title)
+{
+ CIfo::pgci_sub_t *pgci_sub;
+ uint8_t *ptr;
+
+ ptr = (uint8_t *) m_pPGCI;
+ ptr += IFO_HDR_LEN;
+
+ pgci_sub = (pgci_sub_t *) ptr + title;
+
+ ptr = (uint8_t *) m_pPGCI + be2me_32 (pgci_sub->start);
+
+ /* jdw */
+ if ( ptr >= ( (uint8_t *) m_pPGCI + be2me_32 ( m_pPGCI->len )))
+ {
+ return NULL ;
+ }
+ /* /jdw */
+
+ return (pgc_t *) ptr;
+}
+
+
+bool CIfo::IsVTS()
+{
+ if (m_dwSize>12 && !strncmp ((char*)m_pBuffer, "DVDVIDEO-VTS", 12))
+ return false;
+
+ return true;
+}
+
+
+bool CIfo::IsVMG()
+{
+ if (m_dwSize>12 && !strncmp ((char*)m_pBuffer, "DVDVIDEO-VMG", 12))
+ return false;
+
+ return true;
+}
+
+bool CIfo::OpenFile (LPCTSTR strFile)
+{
+ bool bRet = false;
+ HANDLE hFile;
+
+ hFile = Real_CreateFileW((LPTSTR) strFile, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+ ASSERT (hFile != INVALID_HANDLE_VALUE);
+
+ if (hFile != INVALID_HANDLE_VALUE)
+ {
+ DWORD dwSize = GetFileSize (hFile, NULL);
+ m_pBuffer = new BYTE [dwSize];
+ ReadFile (hFile, m_pBuffer, dwSize, &m_dwSize, NULL);
+ CloseHandle (hFile);
+
+ if (IsVTS())
+ m_pPGCI = (ifo_hdr_t*)(m_pBuffer + OFF_VMGM_PGCI_UT(m_pBuffer) * DVD_VIDEO_LB_LEN);
+ else if (IsVMG())
+ m_pPGCI = (ifo_hdr_t*)(m_pBuffer + OFF_VTSM_PGCI_UT(m_pBuffer) * DVD_VIDEO_LB_LEN);
+
+ bRet = (m_pPGCI != NULL);
+ }
+
+ return bRet;
+}
+
+bool CIfo::RemoveUOPs()
+{
+ if (m_pPGCI)
+ {
+ for (int i=0; i<be2me_16(m_pPGCI->num); i++)
+ {
+ pgc_t* pgc;
+
+ if (pgc = GetPGCI(i))
+ RemovePgciUOPs ((uint8_t*)pgc);
+ }
+ }
+ return true;
+}
+
+bool CIfo::SaveFile (LPCTSTR strFile)
+{
+ bool bRet = false;
+ HANDLE m_hFile;
+
+ if (m_pBuffer)
+ {
+ m_hFile = Real_CreateFileW((LPTSTR) strFile, GENERIC_WRITE|GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
+ NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
+ ASSERT (m_hFile != INVALID_HANDLE_VALUE);
+
+ if (m_hFile != INVALID_HANDLE_VALUE)
+ {
+ DWORD dwSize;
+ WriteFile (m_hFile, m_pBuffer, m_dwSize, &dwSize, NULL);
+ CloseHandle(m_hFile);
+ bRet = true;
+ }
+ }
+
+ return bRet;
+}
+
+
+CIfo::~CIfo(void)
+{
+ delete[] m_pBuffer;
+}
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