summaryrefslogtreecommitdiffstats
path: root/stream/stream_dvd_common.c
diff options
context:
space:
mode:
authorwm4 <wm4@nowhere>2019-09-13 15:35:23 +0200
committerwm4 <wm4@nowhere>2019-09-13 15:35:23 +0200
commitcf36e3d15b31958927b81b9ec99793c3a99bafc2 (patch)
tree3058558bdbd5fd352e9b1059f989d974245c3e33 /stream/stream_dvd_common.c
parent62294049852549e99ec948e0df16452856afa0c1 (diff)
downloadmpv-cf36e3d15b31958927b81b9ec99793c3a99bafc2.tar.bz2
mpv-cf36e3d15b31958927b81b9ec99793c3a99bafc2.tar.xz
stream_dvdnav: merge stream_dvd_common
Isolate icky DVD garbage into a single file.
Diffstat (limited to 'stream/stream_dvd_common.c')
-rw-r--r--stream/stream_dvd_common.c164
1 files changed, 0 insertions, 164 deletions
diff --git a/stream/stream_dvd_common.c b/stream/stream_dvd_common.c
deleted file mode 100644
index 82da42e85c..0000000000
--- a/stream/stream_dvd_common.c
+++ /dev/null
@@ -1,164 +0,0 @@
-/*
- * This file is part of mpv.
- *
- * mpv 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 2 of the License, or
- * (at your option) any later version.
- *
- * mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <fcntl.h>
-#include <inttypes.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <string.h>
-#include <strings.h>
-#include <assert.h>
-
-#include <libavutil/intreadwrite.h>
-
-#include "config.h"
-
-#include <dvdread/ifo_types.h>
-
-#ifdef __FreeBSD__
-#include <sys/cdrio.h>
-#endif
-
-#ifdef __linux__
-#include <linux/cdrom.h>
-#include <scsi/sg.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/ioctl.h>
-#endif
-
-#include "osdep/io.h"
-
-#include "common/msg.h"
-#include "misc/bstr.h"
-#include "stream_dvd_common.h"
-
-const char * const dvd_audio_stream_types[8] = { "ac3","unknown","mpeg1","mpeg2ext","lpcm","unknown","dts" };
-const char * const dvd_audio_stream_channels[6] = { "mono", "stereo", "unknown", "unknown", "5.1/6.1", "5.1" };
-
-void dvd_set_speed(stream_t *stream, char *device, unsigned speed)
-{
-#if defined(__linux__) && defined(SG_IO) && defined(GPCMD_SET_STREAMING)
- int fd;
- unsigned char buffer[28];
- unsigned char cmd[12];
- struct sg_io_hdr sghdr;
- struct stat st;
-
- memset(&st, 0, sizeof(st));
-
- if (stat(device, &st) == -1) return;
-
- if (!S_ISBLK(st.st_mode)) return; /* not a block device */
-
- switch (speed) {
- case 0: /* don't touch speed setting */
- return;
- case -1: /* restore default value */
- MP_INFO(stream, "Restoring DVD speed... ");
- break;
- default: /* limit to <speed> KB/s */
- // speed < 100 is multiple of DVD single speed (1350KB/s)
- if (speed < 100)
- speed *= 1350;
- MP_INFO(stream, "Limiting DVD speed to %dKB/s... ", speed);
- break;
- }
-
- memset(&sghdr, 0, sizeof(sghdr));
- sghdr.interface_id = 'S';
- sghdr.timeout = 5000;
- sghdr.dxfer_direction = SG_DXFER_TO_DEV;
- sghdr.dxfer_len = sizeof(buffer);
- sghdr.dxferp = buffer;
- sghdr.cmd_len = sizeof(cmd);
- sghdr.cmdp = cmd;
-
- memset(cmd, 0, sizeof(cmd));
- cmd[0] = GPCMD_SET_STREAMING;
- cmd[10] = sizeof(buffer);
-
- memset(buffer, 0, sizeof(buffer));
- /* first sector 0, last sector 0xffffffff */
- AV_WB32(buffer + 8, 0xffffffff);
- if (speed == -1)
- buffer[0] = 4; /* restore default */
- else {
- /* <speed> kilobyte */
- AV_WB32(buffer + 12, speed);
- AV_WB32(buffer + 20, speed);
- }
- /* 1 second */
- AV_WB16(buffer + 18, 1000);
- AV_WB16(buffer + 26, 1000);
-
- fd = open(device, O_RDWR | O_NONBLOCK | O_CLOEXEC);
- if (fd == -1) {
- MP_INFO(stream, "Couldn't open DVD device for writing, changing DVD speed needs write access.\n");
- return;
- }
-
- if (ioctl(fd, SG_IO, &sghdr) < 0)
- MP_INFO(stream, "failed\n");
- else
- MP_INFO(stream, "successful\n");
-
- close(fd);
-#endif
-}
-
-/**
-\brief Converts DVD time structure to milliseconds.
-\param *dev the DVD time structure to convert
-\return returns the time in milliseconds
-*/
-int mp_dvdtimetomsec(dvd_time_t *dt)
-{
- int framerates[4] = {0, 2500, 0, 2997};
- int framerate = framerates[(dt->frame_u & 0xc0) >> 6];
- int msec = (((dt->hour & 0xf0) >> 3) * 5 + (dt->hour & 0x0f)) * 3600000;
- msec += (((dt->minute & 0xf0) >> 3) * 5 + (dt->minute & 0x0f)) * 60000;
- msec += (((dt->second & 0xf0) >> 3) * 5 + (dt->second & 0x0f)) * 1000;
- if(framerate > 0)
- msec += (((dt->frame_u & 0x30) >> 3) * 5 + (dt->frame_u & 0x0f)) * 100000 / framerate;
- return msec;
-}
-
-// Check if this is likely to be an .ifo or similar file.
-int dvd_probe(const char *path, const char *ext, const char *sig)
-{
- if (!bstr_case_endswith(bstr0(path), bstr0(ext)))
- return false;
-
- FILE *temp = fopen(path, "rb");
- if (!temp)
- return false;
-
- bool r = false;
-
- char data[50];
-
- assert(strlen(sig) <= sizeof(data));
-
- if (fread(data, 50, 1, temp) == 1) {
- if (memcmp(data, sig, strlen(sig)) == 0)
- r = true;
- }
-
- fclose(temp);
- return r;
-}