mirror of
https://github.com/mpv-player/mpv
synced 2025-01-02 21:12:23 +00:00
Add a VCD support for OS/2
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@30819 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
komh
parent
c106fe7751
commit
9beeeb1a9e
2
configure
vendored
2
configure
vendored
@ -6113,7 +6113,7 @@ fi
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echocheck "VCD support"
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if test "$_vcd" = auto; then
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_vcd=no
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if linux || freebsd || netbsd || openbsd || dragonfly || bsdos || darwin || sunos; then
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if linux || freebsd || netbsd || openbsd || dragonfly || bsdos || darwin || sunos || os2; then
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_vcd=yes
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elif mingw32; then
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cat > $TMPC << EOF
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@ -22,6 +22,8 @@
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#include <windows.h>
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#endif
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#include "osdep/osdep.h"
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#include "mp_msg.h"
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#include "stream.h"
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#include "help_mp.h"
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@ -42,6 +44,8 @@
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#include "vcd_read_darwin.h"
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#elif defined(__MINGW32__) || defined(__CYGWIN__)
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#include "vcd_read_win32.h"
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#elif defined(__OS2__)
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#include "vcd_read_os2.h"
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#else
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#include "vcd_read.h"
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#endif
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@ -102,6 +106,12 @@ static int open_s(stream_t *stream,int mode, void* opts, int* file_format) {
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HANDLE hd;
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char device[] = "\\\\.\\?:";
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#endif
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#if defined(__OS2__)
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char device[] = "X:";
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HFILE hcd;
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ULONG ulAction;
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ULONG rc;
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#endif
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if(mode != STREAM_READ
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#if defined(__MINGW32__) || defined(__CYGWIN__)
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@ -125,6 +135,13 @@ static int open_s(stream_t *stream,int mode, void* opts, int* file_format) {
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hd = CreateFile(device, GENERIC_READ, FILE_SHARE_READ, NULL,
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OPEN_EXISTING, FILE_FLAG_SEQUENTIAL_SCAN, NULL);
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f = _open_osfhandle((long)hd, _O_RDONLY);
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#elif defined(__OS2__)
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device[0] = p->device[0];
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rc = DosOpen(device, &hcd, &ulAction, 0, FILE_NORMAL,
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OPEN_ACTION_OPEN_IF_EXISTS | OPEN_ACTION_FAIL_IF_NEW,
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OPEN_ACCESS_READONLY | OPEN_SHARE_DENYNONE | OPEN_FLAGS_DASD,
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NULL);
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f = rc ? -1 : hcd;
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#else
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f=open(p->device,O_RDONLY);
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#endif
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237
stream/vcd_read_os2.h
Normal file
237
stream/vcd_read_os2.h
Normal file
@ -0,0 +1,237 @@
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/*
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* implementation of VCD IO for OS/2
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*
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* Copyright (c) 2009 KO Myung-Hun (komh@chollian.net)
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*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer 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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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MPLAYER_VCD_READ_OS2_H
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#define MPLAYER_VCD_READ_OS2_H
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#include "mp_msg.h"
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struct __attribute__((packed)) msf {
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BYTE bFrame;
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BYTE bSecond;
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BYTE bMinute;
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BYTE bReserved;
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};
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typedef struct {
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HFILE hcd;
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struct msf msfCurrent;
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int iFirstTrack;
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int iLastTrack;
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struct msf msfLeadOut;
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BYTE abVCDSector[VCD_SECTOR_SIZE];
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} mp_vcd_priv_t;
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static inline void vcd_set_msf(mp_vcd_priv_t *vcd, unsigned sect)
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{
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sect += 150;
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vcd->msfCurrent.bFrame = sect % 75;
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sect = sect / 75;
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vcd->msfCurrent.bSecond = sect % 60;
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sect = sect / 60;
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vcd->msfCurrent.bMinute = sect;
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}
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static inline unsigned vcd_get_msf(mp_vcd_priv_t *vcd)
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{
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return vcd->msfCurrent.bFrame +
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(vcd->msfCurrent.bSecond + vcd->msfCurrent.bMinute * 60) * 75 - 150;
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}
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int vcd_seek_to_track(mp_vcd_priv_t *vcd, int track)
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{
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struct {
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UCHAR auchSign[4];
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BYTE bTrack;
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} __attribute__((packed)) sParam = {{'C', 'D', '0', '1'},};
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struct {
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struct msf msfStart;
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BYTE bControlInfo;
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} __attribute__((packed)) sData;
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ULONG ulParamLen;
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ULONG ulDataLen;
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ULONG rc;
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sParam.bTrack = track;
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rc = DosDevIOCtl(vcd->hcd, IOCTL_CDROMAUDIO, CDROMAUDIO_GETAUDIOTRACK,
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&sParam, sizeof(sParam), &ulParamLen,
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&sData, sizeof(sData), &ulDataLen);
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if (rc) {
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mp_msg(MSGT_STREAM, MSGL_ERR, "DosDevIOCtl(GETAUDIOTRACK) = 0x%lx\n", rc);
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return -1;
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}
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vcd->msfCurrent = sData.msfStart;
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return VCD_SECTOR_DATA * vcd_get_msf(vcd);
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}
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static int vcd_get_track_end(mp_vcd_priv_t *vcd, int track)
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{
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if (track < vcd->iLastTrack)
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return vcd_seek_to_track(vcd, track + 1);
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vcd->msfCurrent = vcd->msfLeadOut;
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return VCD_SECTOR_DATA * vcd_get_msf(vcd);
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}
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static mp_vcd_priv_t *vcd_read_toc(int fd)
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{
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mp_vcd_priv_t *vcd;
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UCHAR auchParamDisk[4] = {'C', 'D', '0', '1'};
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struct {
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BYTE bFirstTrack;
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BYTE bLastTrack;
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struct msf msfLeadOut;
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} __attribute__((packed)) sDataDisk;
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struct {
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UCHAR auchSign[4];
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BYTE bTrack;
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} __attribute__((packed)) sParamTrack = {{'C', 'D', '0', '1'},};
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struct {
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struct msf msfStart;
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BYTE bControlInfo;
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} __attribute__((packed)) sDataTrack;
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ULONG ulParamLen;
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ULONG ulDataLen;
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ULONG rc;
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int i, iMinute = 0, iSecond = 0, iFrame = 0;
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rc = DosDevIOCtl(fd, IOCTL_CDROMAUDIO, CDROMAUDIO_GETAUDIODISK,
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auchParamDisk, sizeof(auchParamDisk), &ulParamLen,
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&sDataDisk, sizeof(sDataDisk), &ulDataLen);
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if (rc) {
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mp_msg(MSGT_OPEN, MSGL_ERR, "DosDevIOCtl(GETAUDIODISK) = 0x%lx\n", rc);
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return NULL;
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}
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mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VCD_START_TRACK=%d\n", sDataDisk.bFirstTrack);
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mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VCD_END_TRACK=%d\n", sDataDisk.bLastTrack);
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for (i = sDataDisk.bFirstTrack; i <= sDataDisk.bLastTrack + 1; i++) {
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if (i <= sDataDisk.bLastTrack) {
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sParamTrack.bTrack = i;
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rc = DosDevIOCtl(fd, IOCTL_CDROMAUDIO, CDROMAUDIO_GETAUDIOTRACK,
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&sParamTrack, sizeof(sParamTrack), &ulParamLen,
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&sDataTrack, sizeof(sDataTrack), &ulDataLen);
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if (rc) {
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mp_msg(MSGT_OPEN, MSGL_ERR, "DosDevIOCtl(GETAUDIOTRACK) = 0x%lx\n", rc);
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return NULL;
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}
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mp_msg(MSGT_OPEN, MSGL_INFO, "track %02d: adr=%d ctrl=%d %02d:%02d:%02d\n",
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i,
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sDataTrack.bControlInfo & 0x0F,
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sDataTrack.bControlInfo >> 4,
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sDataTrack.msfStart.bMinute,
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sDataTrack.msfStart.bSecond,
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sDataTrack.msfStart.bFrame);
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} else
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sDataTrack.msfStart = sDataDisk.msfLeadOut;
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if (mp_msg_test(MSGT_IDENTIFY, MSGL_INFO)) {
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if (i > sDataDisk.bFirstTrack) {
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iMinute = sDataTrack.msfStart.bMinute - iMinute;
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iSecond = sDataTrack.msfStart.bSecond - iSecond;
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iFrame = sDataTrack.msfStart.bFrame - iFrame;
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if (iFrame < 0) {
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iFrame += 75;
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iSecond--;
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}
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if (iSecond < 0) {
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iSecond += 60;
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iMinute--;
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}
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mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VCD_TRACK_%d_MSF=%02d:%02d:%02d\n",
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i - 1, iMinute, iSecond, iFrame);
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}
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iMinute = sDataTrack.msfStart.bMinute;
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iSecond = sDataTrack.msfStart.bSecond;
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iFrame = sDataTrack.msfStart.bFrame;
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}
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}
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vcd = calloc(1, sizeof(mp_vcd_priv_t));
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vcd->hcd = fd;
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vcd->iFirstTrack = sDataDisk.bFirstTrack;
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vcd->iLastTrack = sDataDisk.bLastTrack;
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vcd->msfLeadOut = sDataDisk.msfLeadOut;
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return vcd;
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}
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static int vcd_read(mp_vcd_priv_t *vcd, char *mem)
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{
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struct {
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UCHAR auchSign[4];
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BYTE bAddrMode;
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USHORT usSectors;
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struct msf msfStart;
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BYTE bReserved;
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BYTE bInterleavedSize;
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} __attribute__((packed)) sParam = {{'C', 'D', '0', '1'}, 1, 1,};
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ULONG ulParamLen;
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ULONG ulDataLen;
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ULONG rc;
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/* lead-out ? */
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if (vcd->msfCurrent.bMinute == vcd->msfLeadOut.bMinute &&
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vcd->msfCurrent.bSecond == vcd->msfLeadOut.bSecond &&
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vcd->msfCurrent.bFrame == vcd->msfLeadOut.bFrame)
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return 0;
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sParam.msfStart = vcd->msfCurrent;
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rc = DosDevIOCtl(vcd->hcd, IOCTL_CDROMDISK, CDROMDISK_READLONG,
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&sParam, sizeof(sParam), &ulParamLen,
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vcd->abVCDSector, sizeof(vcd->abVCDSector), &ulDataLen);
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if (rc) {
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mp_msg(MSGT_STREAM, MSGL_ERR, "DosDevIOCtl(READLONG) = 0x%lx\n", rc);
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return 0;
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}
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memcpy(mem, &vcd->abVCDSector[VCD_SECTOR_OFFS], VCD_SECTOR_DATA);
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vcd->msfCurrent.bFrame++;
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if (vcd->msfCurrent.bFrame == 75) {
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vcd->msfCurrent.bFrame = 0;
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vcd->msfCurrent.bSecond++;
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if (vcd->msfCurrent.bSecond == 60) {
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vcd->msfCurrent.bSecond = 0;
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vcd->msfCurrent.bMinute++;
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}
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}
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return VCD_SECTOR_DATA;
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}
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#endif /* MPLAYER_VCD_READ_OS2_H */
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