mirror of https://github.com/mpv-player/mpv
stream_dvdnav: merge stream_dvd_common
Isolate icky DVD garbage into a single file.
This commit is contained in:
wm4
parent
6229404985
commit
cf36e3d15b
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@ -1,164 +0,0 @@
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/*
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* This file is part of mpv.
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*
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* mpv 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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* mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <fcntl.h>
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#include <inttypes.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <string.h>
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#include <strings.h>
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#include <assert.h>
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#include <libavutil/intreadwrite.h>
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#include "config.h"
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#include <dvdread/ifo_types.h>
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#ifdef __FreeBSD__
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#include <sys/cdrio.h>
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#endif
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#ifdef __linux__
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#include <linux/cdrom.h>
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#include <scsi/sg.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/ioctl.h>
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#endif
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#include "osdep/io.h"
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#include "common/msg.h"
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#include "misc/bstr.h"
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#include "stream_dvd_common.h"
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const char * const dvd_audio_stream_types[8] = { "ac3","unknown","mpeg1","mpeg2ext","lpcm","unknown","dts" };
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const char * const dvd_audio_stream_channels[6] = { "mono", "stereo", "unknown", "unknown", "5.1/6.1", "5.1" };
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void dvd_set_speed(stream_t *stream, char *device, unsigned speed)
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{
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#if defined(__linux__) && defined(SG_IO) && defined(GPCMD_SET_STREAMING)
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int fd;
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unsigned char buffer[28];
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unsigned char cmd[12];
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struct sg_io_hdr sghdr;
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struct stat st;
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memset(&st, 0, sizeof(st));
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if (stat(device, &st) == -1) return;
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if (!S_ISBLK(st.st_mode)) return; /* not a block device */
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switch (speed) {
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case 0: /* don't touch speed setting */
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return;
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case -1: /* restore default value */
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MP_INFO(stream, "Restoring DVD speed... ");
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break;
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default: /* limit to <speed> KB/s */
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// speed < 100 is multiple of DVD single speed (1350KB/s)
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if (speed < 100)
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speed *= 1350;
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MP_INFO(stream, "Limiting DVD speed to %dKB/s... ", speed);
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break;
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}
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memset(&sghdr, 0, sizeof(sghdr));
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sghdr.interface_id = 'S';
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sghdr.timeout = 5000;
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sghdr.dxfer_direction = SG_DXFER_TO_DEV;
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sghdr.dxfer_len = sizeof(buffer);
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sghdr.dxferp = buffer;
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sghdr.cmd_len = sizeof(cmd);
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sghdr.cmdp = cmd;
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memset(cmd, 0, sizeof(cmd));
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cmd[0] = GPCMD_SET_STREAMING;
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cmd[10] = sizeof(buffer);
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memset(buffer, 0, sizeof(buffer));
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/* first sector 0, last sector 0xffffffff */
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AV_WB32(buffer + 8, 0xffffffff);
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if (speed == -1)
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buffer[0] = 4; /* restore default */
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else {
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/* <speed> kilobyte */
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AV_WB32(buffer + 12, speed);
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AV_WB32(buffer + 20, speed);
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}
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/* 1 second */
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AV_WB16(buffer + 18, 1000);
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AV_WB16(buffer + 26, 1000);
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fd = open(device, O_RDWR | O_NONBLOCK | O_CLOEXEC);
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if (fd == -1) {
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MP_INFO(stream, "Couldn't open DVD device for writing, changing DVD speed needs write access.\n");
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return;
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}
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if (ioctl(fd, SG_IO, &sghdr) < 0)
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MP_INFO(stream, "failed\n");
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else
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MP_INFO(stream, "successful\n");
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close(fd);
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#endif
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}
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/**
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\brief Converts DVD time structure to milliseconds.
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\param *dev the DVD time structure to convert
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\return returns the time in milliseconds
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*/
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int mp_dvdtimetomsec(dvd_time_t *dt)
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{
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int framerates[4] = {0, 2500, 0, 2997};
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int framerate = framerates[(dt->frame_u & 0xc0) >> 6];
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int msec = (((dt->hour & 0xf0) >> 3) * 5 + (dt->hour & 0x0f)) * 3600000;
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msec += (((dt->minute & 0xf0) >> 3) * 5 + (dt->minute & 0x0f)) * 60000;
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msec += (((dt->second & 0xf0) >> 3) * 5 + (dt->second & 0x0f)) * 1000;
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if(framerate > 0)
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msec += (((dt->frame_u & 0x30) >> 3) * 5 + (dt->frame_u & 0x0f)) * 100000 / framerate;
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return msec;
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}
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// Check if this is likely to be an .ifo or similar file.
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int dvd_probe(const char *path, const char *ext, const char *sig)
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{
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if (!bstr_case_endswith(bstr0(path), bstr0(ext)))
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return false;
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FILE *temp = fopen(path, "rb");
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if (!temp)
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return false;
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bool r = false;
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char data[50];
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assert(strlen(sig) <= sizeof(data));
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if (fread(data, 50, 1, temp) == 1) {
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if (memcmp(data, sig, strlen(sig)) == 0)
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r = true;
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}
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fclose(temp);
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return r;
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}
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@ -1,38 +0,0 @@
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/*
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* This file is part of mpv.
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*
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* mpv 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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* mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MPLAYER_STREAM_DVD_COMMON_H
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#define MPLAYER_STREAM_DVD_COMMON_H
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#include <inttypes.h>
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#include <stdbool.h>
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#include "stream.h"
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#include "config.h"
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#if !HAVE_GPL
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#error GPL only
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#endif
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extern const char * const dvd_audio_stream_channels[6];
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extern const char * const dvd_audio_stream_types[8];
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void dvd_set_speed(stream_t *stream, char *device, unsigned speed);
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int mp_dvdtimetomsec(dvd_time_t *dt);
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int dvd_probe(const char *path, const char *ext, const char *sig);
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#endif /* MPLAYER_STREAM_DVD_COMMON_H */
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@ -15,8 +15,6 @@
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* with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <libavutil/common.h>
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#include "config.h"
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#if !HAVE_GPL
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@ -31,7 +29,17 @@
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#include <errno.h>
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#include <assert.h>
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#ifdef __linux__
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#include <linux/cdrom.h>
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#include <scsi/sg.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/ioctl.h>
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#endif
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#include <dvdnav/dvdnav.h>
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#include <libavutil/common.h>
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#include <libavutil/intreadwrite.h>
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#include "osdep/io.h"
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@ -44,7 +52,6 @@
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#include "stream.h"
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#include "demux/demux.h"
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#include "video/out/vo.h"
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#include "stream_dvd_common.h"
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#define TITLE_MENU -1
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#define TITLE_LONGEST -2
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@ -87,6 +94,102 @@ static const char *const mp_dvdnav_events[] = {
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#define LOOKUP_NAME(array, i) \
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(((i) >= 0 && (i) < MP_ARRAY_SIZE(array)) ? array[(i)] : "?")
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static void dvd_set_speed(stream_t *stream, char *device, unsigned speed)
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{
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#if defined(__linux__) && defined(SG_IO) && defined(GPCMD_SET_STREAMING)
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int fd;
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unsigned char buffer[28];
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unsigned char cmd[12];
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struct sg_io_hdr sghdr;
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struct stat st;
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memset(&st, 0, sizeof(st));
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if (stat(device, &st) == -1) return;
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if (!S_ISBLK(st.st_mode)) return; /* not a block device */
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switch (speed) {
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case 0: /* don't touch speed setting */
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return;
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case -1: /* restore default value */
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MP_INFO(stream, "Restoring DVD speed... ");
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break;
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default: /* limit to <speed> KB/s */
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// speed < 100 is multiple of DVD single speed (1350KB/s)
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if (speed < 100)
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speed *= 1350;
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MP_INFO(stream, "Limiting DVD speed to %dKB/s... ", speed);
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break;
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}
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memset(&sghdr, 0, sizeof(sghdr));
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sghdr.interface_id = 'S';
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sghdr.timeout = 5000;
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sghdr.dxfer_direction = SG_DXFER_TO_DEV;
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sghdr.dxfer_len = sizeof(buffer);
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sghdr.dxferp = buffer;
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sghdr.cmd_len = sizeof(cmd);
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sghdr.cmdp = cmd;
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memset(cmd, 0, sizeof(cmd));
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cmd[0] = GPCMD_SET_STREAMING;
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cmd[10] = sizeof(buffer);
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memset(buffer, 0, sizeof(buffer));
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/* first sector 0, last sector 0xffffffff */
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AV_WB32(buffer + 8, 0xffffffff);
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if (speed == -1)
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buffer[0] = 4; /* restore default */
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else {
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/* <speed> kilobyte */
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AV_WB32(buffer + 12, speed);
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AV_WB32(buffer + 20, speed);
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}
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/* 1 second */
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AV_WB16(buffer + 18, 1000);
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AV_WB16(buffer + 26, 1000);
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fd = open(device, O_RDWR | O_NONBLOCK | O_CLOEXEC);
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if (fd == -1) {
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MP_INFO(stream, "Couldn't open DVD device for writing, changing DVD speed needs write access.\n");
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return;
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}
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if (ioctl(fd, SG_IO, &sghdr) < 0)
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MP_INFO(stream, "failed\n");
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else
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MP_INFO(stream, "successful\n");
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close(fd);
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#endif
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}
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// Check if this is likely to be an .ifo or similar file.
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static int dvd_probe(const char *path, const char *ext, const char *sig)
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{
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if (!bstr_case_endswith(bstr0(path), bstr0(ext)))
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return false;
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FILE *temp = fopen(path, "rb");
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if (!temp)
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return false;
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bool r = false;
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char data[50];
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assert(strlen(sig) <= sizeof(data));
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if (fread(data, 50, 1, temp) == 1) {
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if (memcmp(data, sig, strlen(sig)) == 0)
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r = true;
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}
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fclose(temp);
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return r;
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}
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/**
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* \brief mp_dvdnav_lang_from_aid() returns the language corresponding to audio id 'aid'
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* \param stream: - stream pointer
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@ -368,7 +368,6 @@ def build(ctx):
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( "stream/stream_cb.c" ),
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( "stream/stream_cdda.c", "cdda" ),
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( "stream/stream_dvb.c", "dvbin" ),
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( "stream/stream_dvd_common.c", "dvdnav" ),
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( "stream/stream_dvdnav.c", "dvdnav" ),
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( "stream/stream_edl.c" ),
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( "stream/stream_file.c" ),
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