diff options
Diffstat (limited to 'stream/stream_dvdnav.c')
| -rw-r--r-- | stream/stream_dvdnav.c | 134 |
1 files changed, 66 insertions, 68 deletions
diff --git a/stream/stream_dvdnav.c b/stream/stream_dvdnav.c index d858c51aca..5711d7de02 100644 --- a/stream/stream_dvdnav.c +++ b/stream/stream_dvdnav.c @@ -23,9 +23,7 @@ #include <stdlib.h> #include <stdio.h> -#include <unistd.h> #include <string.h> -#include <strings.h> #include <errno.h> #include <assert.h> @@ -97,71 +95,71 @@ static const char *const mp_dvdnav_events[] = { static 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); + 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 } @@ -497,7 +495,7 @@ static int control(stream_t *stream, int cmd, void *arg) struct stream_dvd_info_req *req = arg; memset(req, 0, sizeof(*req)); req->num_subs = mp_dvdnav_number_of_subs(stream); - assert(sizeof(uint32_t) == sizeof(unsigned int)); + static_assert(sizeof(uint32_t) == sizeof(unsigned int), ""); memcpy(req->palette, priv->spu_clut, sizeof(req->palette)); return STREAM_OK; } |