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Commit 9b393dab authored by Stéphane Borel's avatar Stéphane Borel
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*dvd and dvdread support for input III.

Dvdread is known to segfault at title change. I'm working on this.
parent d0bf23fa
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Showing with 680 additions and 673 deletions
configure
View file @ 9b393dab
...@@ -6387,7 +6387,7 @@ if test "${with_dvdcss+set}" = set; then ...@@ -6387,7 +6387,7 @@ if test "${with_dvdcss+set}" = set; then
case "x${withval}" in case "x${withval}" in
xlocal-static|xyes) xlocal-static|xyes)
# local libdvdcss, statically linked # local libdvdcss, statically linked
#BUILTINS="${BUILTINS} dvd" BUILTINS="${BUILTINS} dvd"
if test x${CAN_BUILD_LIBDVDCSS} = x1 if test x${CAN_BUILD_LIBDVDCSS} = x1
then then
NEED_LIBDVDCSS=1 NEED_LIBDVDCSS=1
...@@ -6398,7 +6398,7 @@ if test "${with_dvdcss+set}" = set; then ...@@ -6398,7 +6398,7 @@ if test "${with_dvdcss+set}" = set; then
;; ;;
xlocal-shared) xlocal-shared)
# local libdvdcss, dynamically linked # local libdvdcss, dynamically linked
#PLUGINS="${PLUGINS} dvd" PLUGINS="${PLUGINS} dvd"
if test x${CAN_BUILD_LIBDVDCSS} = x1 if test x${CAN_BUILD_LIBDVDCSS} = x1
then then
NEED_LIBDVDCSS=1 NEED_LIBDVDCSS=1
...@@ -6408,7 +6408,7 @@ if test "${with_dvdcss+set}" = set; then ...@@ -6408,7 +6408,7 @@ if test "${with_dvdcss+set}" = set; then
;; ;;
xno) xno)
# don't use libdvdcss at all, build a DVD module that can dlopen() it # don't use libdvdcss at all, build a DVD module that can dlopen() it
#BUILTINS="${BUILTINS} dvd" BUILTINS="${BUILTINS} dvd"
DUMMY_LIBDVDCSS=1 DUMMY_LIBDVDCSS=1
SRC_DVD_EXTRA="${SRC_DVD_EXTRA} dummy_dvdcss.c" SRC_DVD_EXTRA="${SRC_DVD_EXTRA} dummy_dvdcss.c"
CFLAGS_DVD="${CFLAGS_DVD} -DGOD_DAMN_DMCA" CFLAGS_DVD="${CFLAGS_DVD} -DGOD_DAMN_DMCA"
...@@ -6417,7 +6417,7 @@ if test "${with_dvdcss+set}" = set; then ...@@ -6417,7 +6417,7 @@ if test "${with_dvdcss+set}" = set; then
;; ;;
*) *)
# existing libdvdcss # existing libdvdcss
#PLUGINS="${PLUGINS} dvd" PLUGINS="${PLUGINS} dvd"
if test "x$withval" != "xyes" if test "x$withval" != "xyes"
then then
LIB_DVD="${LIB_DVD} -L"$withval"/lib" LIB_DVD="${LIB_DVD} -L"$withval"/lib"
...@@ -6430,14 +6430,14 @@ else ...@@ -6430,14 +6430,14 @@ else
# if libdvdcss is in the archive, or to use the dummy replacement otherwise. # if libdvdcss is in the archive, or to use the dummy replacement otherwise.
if test x${CAN_BUILD_LIBDVDCSS} = x1 if test x${CAN_BUILD_LIBDVDCSS} = x1
then then
#BUILTINS="${BUILTINS} dvd" BUILTINS="${BUILTINS} dvd"
NEED_LIBDVDCSS=1 NEED_LIBDVDCSS=1
STATIC_LIBDVDCSS=1 STATIC_LIBDVDCSS=1
CFLAGS_DVD="${CFLAGS_DVD} -I../../extras/libdvdcss" CFLAGS_DVD="${CFLAGS_DVD} -I../../extras/libdvdcss"
LIB_DVD="${LIB_DVD} lib/libdvdcss.a ${LIB_LIBDVDCSS}" LIB_DVD="${LIB_DVD} lib/libdvdcss.a ${LIB_LIBDVDCSS}"
else else
# XXX: no check for libdl is done, don't try this at home ! # XXX: no check for libdl is done, don't try this at home !
#BUILTINS="${BUILTINS} dvd" BUILTINS="${BUILTINS} dvd"
DUMMY_LIBDVDCSS=1 DUMMY_LIBDVDCSS=1
SRC_DVD_EXTRA="${SRC_DVD_EXTRA} dummy_dvdcss.c" SRC_DVD_EXTRA="${SRC_DVD_EXTRA} dummy_dvdcss.c"
CFLAGS_DVD="${CFLAGS_DVD} -DGOD_DAMN_DMCA" CFLAGS_DVD="${CFLAGS_DVD} -DGOD_DAMN_DMCA"
......
configure.in
View file @ 9b393dab
...@@ -788,7 +788,7 @@ AC_ARG_WITH(dvdcss, ...@@ -788,7 +788,7 @@ AC_ARG_WITH(dvdcss,
[ case "x${withval}" in [ case "x${withval}" in
xlocal-static|xyes) xlocal-static|xyes)
# local libdvdcss, statically linked # local libdvdcss, statically linked
#BUILTINS="${BUILTINS} dvd" BUILTINS="${BUILTINS} dvd"
if test x${CAN_BUILD_LIBDVDCSS} = x1 if test x${CAN_BUILD_LIBDVDCSS} = x1
then then
NEED_LIBDVDCSS=1 NEED_LIBDVDCSS=1
...@@ -799,7 +799,7 @@ AC_ARG_WITH(dvdcss, ...@@ -799,7 +799,7 @@ AC_ARG_WITH(dvdcss,
;; ;;
xlocal-shared) xlocal-shared)
# local libdvdcss, dynamically linked # local libdvdcss, dynamically linked
#PLUGINS="${PLUGINS} dvd" PLUGINS="${PLUGINS} dvd"
if test x${CAN_BUILD_LIBDVDCSS} = x1 if test x${CAN_BUILD_LIBDVDCSS} = x1
then then
NEED_LIBDVDCSS=1 NEED_LIBDVDCSS=1
...@@ -809,7 +809,7 @@ AC_ARG_WITH(dvdcss, ...@@ -809,7 +809,7 @@ AC_ARG_WITH(dvdcss,
;; ;;
xno) xno)
# don't use libdvdcss at all, build a DVD module that can dlopen() it # don't use libdvdcss at all, build a DVD module that can dlopen() it
#BUILTINS="${BUILTINS} dvd" BUILTINS="${BUILTINS} dvd"
DUMMY_LIBDVDCSS=1 DUMMY_LIBDVDCSS=1
SRC_DVD_EXTRA="${SRC_DVD_EXTRA} dummy_dvdcss.c" SRC_DVD_EXTRA="${SRC_DVD_EXTRA} dummy_dvdcss.c"
CFLAGS_DVD="${CFLAGS_DVD} -DGOD_DAMN_DMCA" CFLAGS_DVD="${CFLAGS_DVD} -DGOD_DAMN_DMCA"
...@@ -818,7 +818,7 @@ AC_ARG_WITH(dvdcss, ...@@ -818,7 +818,7 @@ AC_ARG_WITH(dvdcss,
;; ;;
*) *)
# existing libdvdcss # existing libdvdcss
#PLUGINS="${PLUGINS} dvd" PLUGINS="${PLUGINS} dvd"
if test "x$withval" != "xyes" if test "x$withval" != "xyes"
then then
LIB_DVD="${LIB_DVD} -L"$withval"/lib" LIB_DVD="${LIB_DVD} -L"$withval"/lib"
...@@ -830,14 +830,14 @@ AC_ARG_WITH(dvdcss, ...@@ -830,14 +830,14 @@ AC_ARG_WITH(dvdcss,
# if libdvdcss is in the archive, or to use the dummy replacement otherwise. # if libdvdcss is in the archive, or to use the dummy replacement otherwise.
[ if test x${CAN_BUILD_LIBDVDCSS} = x1 [ if test x${CAN_BUILD_LIBDVDCSS} = x1
then then
#BUILTINS="${BUILTINS} dvd" BUILTINS="${BUILTINS} dvd"
NEED_LIBDVDCSS=1 NEED_LIBDVDCSS=1
STATIC_LIBDVDCSS=1 STATIC_LIBDVDCSS=1
CFLAGS_DVD="${CFLAGS_DVD} -I../../extras/libdvdcss" CFLAGS_DVD="${CFLAGS_DVD} -I../../extras/libdvdcss"
LIB_DVD="${LIB_DVD} lib/libdvdcss.a ${LIB_LIBDVDCSS}" LIB_DVD="${LIB_DVD} lib/libdvdcss.a ${LIB_LIBDVDCSS}"
else else
# XXX: no check for libdl is done, don't try this at home ! # XXX: no check for libdl is done, don't try this at home !
#BUILTINS="${BUILTINS} dvd" BUILTINS="${BUILTINS} dvd"
DUMMY_LIBDVDCSS=1 DUMMY_LIBDVDCSS=1
SRC_DVD_EXTRA="${SRC_DVD_EXTRA} dummy_dvdcss.c" SRC_DVD_EXTRA="${SRC_DVD_EXTRA} dummy_dvdcss.c"
CFLAGS_DVD="${CFLAGS_DVD} -DGOD_DAMN_DMCA" CFLAGS_DVD="${CFLAGS_DVD} -DGOD_DAMN_DMCA"
......
plugins/dvd/dvd.c
View file @ 9b393dab
...@@ -2,7 +2,7 @@ ...@@ -2,7 +2,7 @@
* dvd.c : DVD input module for vlc * dvd.c : DVD input module for vlc
***************************************************************************** *****************************************************************************
* Copyright (C) 2000-2001 VideoLAN * Copyright (C) 2000-2001 VideoLAN
* $Id: dvd.c,v 1.21 2002/03/01 00:33:18 massiot Exp $ * $Id: dvd.c,v 1.22 2002/03/01 01:12:28 stef Exp $
* *
* Authors: Samuel Hocevar <sam@zoy.org> * Authors: Samuel Hocevar <sam@zoy.org>
* *
...@@ -37,8 +37,8 @@ ...@@ -37,8 +37,8 @@
/***************************************************************************** /*****************************************************************************
* Capabilities defined in the other files. * Capabilities defined in the other files.
*****************************************************************************/ *****************************************************************************/
void _M( access_getfunctions )( function_list_t * p_function_list ); void _M( access_getfunctions)( function_list_t * p_function_list );
void _M( demux_getfunctions )( function_list_t * p_function_list ); void _M( demux_getfunctions)( function_list_t * p_function_list );
/***************************************************************************** /*****************************************************************************
* Local prototypes. * Local prototypes.
...@@ -58,17 +58,19 @@ MODULE_CONFIG_STOP ...@@ -58,17 +58,19 @@ MODULE_CONFIG_STOP
MODULE_INIT_START MODULE_INIT_START
#ifdef GOD_DAMN_DMCA #ifdef GOD_DAMN_DMCA
SET_DESCRIPTION( "DVD input module, uses libdvdcss if present" ) SET_DESCRIPTION( "DVD input module, uses libdvdcss if present" )
ADD_CAPABILITY( DEMUX, 190 )
ADD_CAPABILITY( ACCESS, 90 )
#else #else
SET_DESCRIPTION( "DVD input module, linked with libdvdcss" ) SET_DESCRIPTION( "DVD input module, linked with libdvdcss" )
ADD_CAPABILITY( DEMUX, 200 )
ADD_CAPABILITY( ACCESS, 100 )
#endif #endif
ADD_CAPABILITY( ACCESS, 0 )
ADD_CAPABILITY( DEMUX, 0 )
ADD_SHORTCUT( "dvd" ) ADD_SHORTCUT( "dvd" )
MODULE_INIT_STOP MODULE_INIT_STOP
MODULE_ACTIVATE_START MODULE_ACTIVATE_START
_M( access_getfunctions )( &p_module->p_functions->access ); _M( access_getfunctions)( &p_module->p_functions->access );
_M( demux_getfunctions )( &p_module->p_functions->demux ); _M( demux_getfunctions)( &p_module->p_functions->demux );
#ifdef GOD_DAMN_DMCA #ifdef GOD_DAMN_DMCA
ProbeLibDVDCSS(); ProbeLibDVDCSS();
#endif #endif
......
plugins/dvd/input_dvd.c
View file @ 9b393dab
...@@ -9,7 +9,7 @@ ...@@ -9,7 +9,7 @@
* -dvd_udf to find files * -dvd_udf to find files
***************************************************************************** *****************************************************************************
* Copyright (C) 1998-2001 VideoLAN * Copyright (C) 1998-2001 VideoLAN
* $Id: input_dvd.c,v 1.122 2002/02/27 03:47:56 sam Exp $ * $Id: input_dvd.c,v 1.123 2002/03/01 01:12:28 stef Exp $
* *
* Author: Stphane Borel <stef@via.ecp.fr> * Author: Stphane Borel <stef@via.ecp.fr>
* *
...@@ -78,23 +78,25 @@ ...@@ -78,23 +78,25 @@
#include "debug.h" #include "debug.h"
/* how many blocks DVDRead will read in each loop */ /* how many packets DVDDemux will read in each loop */
#define DVD_BLOCK_READ_ONCE 64 #define DVD_READ_ONCE 64
/***************************************************************************** /*****************************************************************************
* Local prototypes * Local prototypes
*****************************************************************************/ *****************************************************************************/
/* called from outside */ /* called from outside */
static int DVDProbe ( struct input_thread_s * ); static int DVDOpen ( struct input_thread_s * );
static void DVDInit ( struct input_thread_s * );
static void DVDEnd ( struct input_thread_s * );
static void DVDOpen ( struct input_thread_s * );
static void DVDClose ( struct input_thread_s * ); static void DVDClose ( struct input_thread_s * );
static int DVDSetArea ( struct input_thread_s *, struct input_area_s * ); static int DVDSetArea ( struct input_thread_s *, struct input_area_s * );
static int DVDSetProgram ( struct input_thread_s *, pgrm_descriptor_t * ); static int DVDSetProgram ( struct input_thread_s *, pgrm_descriptor_t * );
static int DVDRead ( struct input_thread_s *, data_packet_t ** ); static int DVDRead ( struct input_thread_s *, byte_t *, size_t );
static void DVDSeek ( struct input_thread_s *, off_t ); static void DVDSeek ( struct input_thread_s *, off_t );
static int DVDRewind ( struct input_thread_s * ); static int DVDRewind ( struct input_thread_s * );
static int DVDDemux ( struct input_thread_s * );
static int DVDInit ( struct input_thread_s * );
static void DVDEnd ( struct input_thread_s * );
/* called only inside */ /* called only inside */
static int DVDChooseAngle( thread_dvd_data_t * ); static int DVDChooseAngle( thread_dvd_data_t * );
...@@ -102,115 +104,300 @@ static int DVDFindCell( thread_dvd_data_t * ); ...@@ -102,115 +104,300 @@ static int DVDFindCell( thread_dvd_data_t * );
static int DVDFindSector( thread_dvd_data_t * ); static int DVDFindSector( thread_dvd_data_t * );
static int DVDChapterSelect( thread_dvd_data_t *, int ); static int DVDChapterSelect( thread_dvd_data_t *, int );
/*****************************************************************************
* Declare a buffer manager
*****************************************************************************/
#define FLAGS BUFFERS_UNIQUE_SIZE
#define NB_LIFO 1
DECLARE_BUFFERS_SHARED( FLAGS, NB_LIFO );
DECLARE_BUFFERS_INIT( FLAGS, NB_LIFO );
DECLARE_BUFFERS_END_SHARED( FLAGS, NB_LIFO );
DECLARE_BUFFERS_NEWPACKET_SHARED( FLAGS, NB_LIFO );
DECLARE_BUFFERS_DELETEPACKET_SHARED( FLAGS, NB_LIFO, 1000 );
DECLARE_BUFFERS_NEWPES( FLAGS, NB_LIFO );
DECLARE_BUFFERS_DELETEPES( FLAGS, NB_LIFO, 1000 );
DECLARE_BUFFERS_TOIO( FLAGS, DVD_LB_SIZE );
DECLARE_BUFFERS_SHAREBUFFER( FLAGS );
/***************************************************************************** /*****************************************************************************
* Functions exported as capabilities. They are declared as static so that * Functions exported as capabilities. They are declared as static so that
* we don't pollute the namespace too much. * we don't pollute the namespace too much.
*****************************************************************************/ *****************************************************************************/
void _M( input_getfunctions )( function_list_t * p_function_list ) void _M( access_getfunctions)( function_list_t * p_function_list )
{ {
#define input p_function_list->functions.input #define input p_function_list->functions.access
input.pf_probe = DVDProbe;
input.pf_init = DVDInit;
input.pf_open = DVDOpen; input.pf_open = DVDOpen;
input.pf_close = DVDClose; input.pf_close = DVDClose;
input.pf_end = DVDEnd;
input.pf_init_bit_stream = InitBitstream;
input.pf_read = DVDRead; input.pf_read = DVDRead;
input.pf_set_area = DVDSetArea; input.pf_set_area = DVDSetArea;
input.pf_set_program = DVDSetProgram; input.pf_set_program = DVDSetProgram;
input.pf_demux = input_DemuxPS;
input.pf_new_packet = input_NewPacket;
input.pf_new_pes = input_NewPES;
input.pf_delete_packet = input_DeletePacket;
input.pf_delete_pes = input_DeletePES;
input.pf_rewind = DVDRewind;
input.pf_seek = DVDSeek; input.pf_seek = DVDSeek;
#undef input #undef input
} }
void _M( demux_getfunctions)( function_list_t * p_function_list )
{
#define demux p_function_list->functions.demux
demux.pf_init = DVDInit;
demux.pf_end = DVDEnd;
demux.pf_demux = DVDDemux;
demux.pf_rewind = DVDRewind;
#undef demux
}
/* /*
* Data reading functions * Data demux functions
*/ */
/***************************************************************************** /*****************************************************************************
* DVDProbe: verifies that the stream is a PS stream * DVDInit: initializes DVD structures
*****************************************************************************/ *****************************************************************************/
static int DVDProbe( input_thread_t * p_input ) static int DVDInit( input_thread_t * p_input )
{ {
char * psz_name = p_input->p_source; thread_dvd_data_t * p_dvd;
int i_audio;
int i_spu;
if( strncmp( p_input->p_access_module->psz_name, "dvd", 3 ) )
{
return -1;
}
p_dvd = (thread_dvd_data_t*)(p_input->p_access_data);
/* Select Video stream (always 0) */
if( p_main->b_video )
{
input_SelectES( p_input, p_input->stream.pp_es[0] );
}
if( ( strlen(psz_name) > 4 ) && !strncasecmp( psz_name, "dvd:", 4 ) ) /* Select audio stream */
if( p_main->b_audio )
{ {
/* If the user specified "dvd:" then it's probably a DVD */ /* For audio: first one if none or a not existing one specified */
return 0; i_audio = config_GetIntVariable( INPUT_CHANNEL_VAR );
if( i_audio < 0 /*|| i_audio > i_audio_nb*/ )
{
config_PutIntVariable( INPUT_CHANNEL_VAR, 1 );
i_audio = 1;
}
if( i_audio > 0 /*&& i_audio_nb > 0*/ )
{
if( config_GetIntVariable( AOUT_SPDIF_VAR ) ||
( config_GetIntVariable( INPUT_AUDIO_VAR ) ==
REQUESTED_AC3 ) )
{
int i_ac3 = i_audio;
while( ( p_input->stream.pp_es[i_ac3]->i_type !=
AC3_AUDIO_ES ) && ( i_ac3 <=
p_dvd->p_ifo->vts.manager_inf.i_audio_nb ) )
{
i_ac3++;
}
if( p_input->stream.pp_es[i_ac3]->i_type == AC3_AUDIO_ES )
{
input_SelectES( p_input,
p_input->stream.pp_es[i_ac3] );
}
}
else
{
input_SelectES( p_input,
p_input->stream.pp_es[i_audio] );
}
}
} }
return -1; /* Select subtitle */
if( p_main->b_video )
{
/* for spu, default is none */
i_spu = config_GetIntVariable( INPUT_SUBTITLE_VAR );
if( i_spu < 0 /*|| i_spu > i_spu_nb*/ )
{
config_PutIntVariable( INPUT_SUBTITLE_VAR, 0 );
i_spu = 0;
}
if( i_spu > 0 /* && i_spu_nb > 0*/ )
{
i_spu += p_dvd->p_ifo->vts.manager_inf.i_audio_nb;
input_SelectES( p_input, p_input->stream.pp_es[i_spu] );
}
}
return 0;
} }
/***************************************************************************** /*****************************************************************************
* DVDInit: initializes DVD structures * DVDEnd: frees unused data
*****************************************************************************/
static void DVDEnd( input_thread_t * p_input )
{
}
/*****************************************************************************
* DVDDemux
*****************************************************************************/ *****************************************************************************/
static void DVDInit( input_thread_t * p_input ) #define PEEK( SIZE ) \
i_result = input_Peek( p_input, &p_peek, SIZE ); \
if( i_result == -1 ) \
{ \
return( -1 ); \
} \
else if( i_result < SIZE ) \
{ \
/* EOF */ \
return( 0 ); \
}
static int DVDDemux( input_thread_t * p_input )
{
int i;
byte_t * p_peek;
data_packet_t * p_data;
ssize_t i_result;
int i_packet_size;
/* Read headers to compute payload length */
for( i = 0 ; i < DVD_READ_ONCE ; i++ )
{
/* Read what we believe to be a packet header. */
PEEK( 4 );
/* Default header */
if( U32_AT( p_peek ) != 0x1BA )
{
/* That's the case for all packets, except pack header. */
i_packet_size = U16_AT( p_peek + 4 );
}
else
{
/* MPEG-2 Pack header. */
i_packet_size = 8;
}
/* Fetch a packet of the appropriate size. */
i_result = input_SplitBuffer( p_input, &p_data, i_packet_size + 6 );
if( i_result <= 0 )
{
return( i_result );
}
/* In MPEG-2 pack headers we still have to read stuffing bytes. */
if( (p_data->p_demux_start[3] == 0xBA) && (i_packet_size == 8) )
{
size_t i_stuffing = (p_data->p_demux_start[13] & 0x7);
/* Force refill of the input buffer - though we don't care
* about p_peek. Please note that this is unoptimized. */
PEEK( i_stuffing );
p_input->p_current_data += i_stuffing;
}
input_DemuxPS( p_input, p_data );
}
return i;
}
/*****************************************************************************
* DVDRewind : reads a stream backward
*****************************************************************************/
static int DVDRewind( input_thread_t * p_input )
{ {
return( -1 );
}
/*
* Data access functions
*/
/*****************************************************************************
* DVDOpen: open dvd
*****************************************************************************/
static int DVDOpen( struct input_thread_s *p_input )
{
struct stat stat_info;
char * psz_parser = p_input->psz_name;
char * psz_device = p_input->psz_name;
dvdcss_handle dvdhandle;
thread_dvd_data_t * p_dvd; thread_dvd_data_t * p_dvd;
input_area_t * p_area; input_area_t * p_area;
int i_title; int i_title;
int i_chapter; int i_chapter;
int i; int i;
p_dvd = malloc( sizeof(thread_dvd_data_t) ); /* Parse input string : device[@rawdevice] */
if( p_dvd == NULL ) while( *psz_parser && *psz_parser != '@' )
{ {
intf_ErrMsg( "dvd error: out of memory" ); psz_parser++;
p_input->b_error = 1;
return;
} }
p_input->p_plugin_data = (void *)p_dvd; if( *psz_parser == '@' )
{
/* Found raw device */
*psz_parser = '\0';
psz_parser++;
config_PutPszVariable( "DVDCSS_RAW_DEVICE", psz_parser );
}
if( (p_input->p_method_data = input_BuffersInit()) == NULL ) if( stat( psz_device, &stat_info ) == -1 )
{ {
p_input->b_error = 1; intf_ErrMsg( "input error: cannot stat() device `%s' (%s)",
return; psz_device, strerror(errno));
return( -1 );
}
if( !S_ISBLK(stat_info.st_mode) && !S_ISCHR(stat_info.st_mode) )
{
intf_WarnMsg( 3, "input : DVD plugin discarded"
" (not a valid block device)" );
return -1;
}
intf_WarnMsg( 2, "input: dvd=%s raw=%s", psz_device, psz_parser );
/*
* set up input
*/
p_input->i_mtu = 0;
vlc_mutex_lock( &p_input->stream.stream_lock );
p_input->stream.i_method = INPUT_METHOD_DVD;
/* If we are here we can control the pace... */
p_input->stream.b_pace_control = 1;
p_input->stream.b_seekable = 1;
p_input->stream.p_selected_area->i_size = 0;
p_input->stream.p_selected_area->i_tell = 0;
vlc_mutex_unlock( &p_input->stream.stream_lock );
/*
* get plugin ready
*/
dvdhandle = dvdcss_open( psz_device );
if( dvdhandle == NULL )
{
intf_ErrMsg( "dvd error: dvdcss can't open device" );
return -1;
} }
p_dvd->dvdhandle = (dvdcss_handle) p_input->p_handle; p_dvd = malloc( sizeof(thread_dvd_data_t) );
if( p_dvd == NULL )
{
intf_ErrMsg( "dvd error: out of memory" );
return -1;
}
p_dvd->dvdhandle = (dvdcss_handle) dvdhandle;
p_input->p_access_data = (void *)p_dvd;
if( dvdcss_seek( p_dvd->dvdhandle, 0, DVDCSS_NOFLAGS ) < 0 ) if( dvdcss_seek( p_dvd->dvdhandle, 0, DVDCSS_NOFLAGS ) < 0 )
{ {
intf_ErrMsg( "dvd error: %s", dvdcss_error( p_dvd->dvdhandle ) ); intf_ErrMsg( "dvd error: %s", dvdcss_error( p_dvd->dvdhandle ) );
input_BuffersEnd( p_input->p_method_data ); return -1;
p_input->b_error = 1;
return;
} }
/* We read DVD_BLOCK_READ_ONCE in each loop */
p_dvd->i_block_once = DVD_BLOCK_READ_ONCE;
/* Ifo allocation & initialisation */ /* Ifo allocation & initialisation */
if( IfoCreate( p_dvd ) < 0 ) if( IfoCreate( p_dvd ) < 0 )
{ {
intf_ErrMsg( "dvd error: allcation error in ifo" ); intf_ErrMsg( "dvd error: allcation error in ifo" );
free( p_dvd ); free( p_dvd );
input_BuffersEnd( p_input->p_method_data ); return -1;
p_input->b_error = 1;
return;
} }
if( IfoInit( p_dvd->p_ifo ) < 0 ) if( IfoInit( p_dvd->p_ifo ) < 0 )
...@@ -218,9 +405,7 @@ static void DVDInit( input_thread_t * p_input ) ...@@ -218,9 +405,7 @@ static void DVDInit( input_thread_t * p_input )
intf_ErrMsg( "dvd error: fatal failure in ifo" ); intf_ErrMsg( "dvd error: fatal failure in ifo" );
IfoDestroy( p_dvd->p_ifo ); IfoDestroy( p_dvd->p_ifo );
free( p_dvd ); free( p_dvd );
input_BuffersEnd( p_input->p_method_data ); return -1;
p_input->b_error = 1;
return;
} }
/* Set stream and area data */ /* Set stream and area data */
...@@ -282,98 +467,34 @@ static void DVDInit( input_thread_t * p_input ) ...@@ -282,98 +467,34 @@ static void DVDInit( input_thread_t * p_input )
p_area->i_part = i_chapter; p_area->i_part = i_chapter;
/* set title, chapter, audio and subpic */ /* set title, chapter, audio and subpic */
DVDSetArea( p_input, p_area ); if( DVDSetArea( p_input, p_area ) )
vlc_mutex_unlock( &p_input->stream.stream_lock );
return;
}
/*****************************************************************************
* DVDOpen: open dvd
*****************************************************************************/
static void DVDOpen( struct input_thread_s *p_input )
{
dvdcss_handle dvdhandle;
char * psz_parser;
char * psz_device;
vlc_mutex_lock( &p_input->stream.stream_lock );
p_input->stream.i_method = INPUT_METHOD_DVD;
/* If we are here we can control the pace... */
p_input->stream.b_pace_control = 1;
p_input->stream.b_seekable = 1;
p_input->stream.p_selected_area->i_size = 0;
p_input->stream.p_selected_area->i_tell = 0;
vlc_mutex_unlock( &p_input->stream.stream_lock );
/* Parse input string : dvd:device[@rawdevice] */
if( strlen( p_input->p_source ) > 4
&& !strncasecmp( p_input->p_source, "dvd:", 4 ) )
{
psz_parser = psz_device = p_input->p_source + 4;
}
else
{ {
psz_parser = psz_device = p_input->p_source; vlc_mutex_unlock( &p_input->stream.stream_lock );
} return -1;
while( *psz_parser && *psz_parser != '@' )
{
psz_parser++;
}
if( *psz_parser == '@' )
{
/* Found raw device */
*psz_parser = '\0';
psz_parser++;
config_PutPszVariable( "DVDCSS_RAW_DEVICE", psz_parser );
} }
intf_WarnMsg( 2, "input: dvd=%s raw=%s", psz_device, psz_parser ); vlc_mutex_unlock( &p_input->stream.stream_lock );
dvdhandle = dvdcss_open( psz_device );
if( dvdhandle == NULL ) return 0;
{
intf_ErrMsg( "dvd error: dvdcss can't open device" );
p_input->b_error = 1;
return;
}
p_input->p_handle = (void *) dvdhandle;
} }
/***************************************************************************** /*****************************************************************************
* DVDClose: close dvd * DVDClose: close dvd
*****************************************************************************/ *****************************************************************************/
static void DVDClose( struct input_thread_s *p_input ) static void DVDClose( struct input_thread_s *p_input )
{
/* Clean up libdvdcss */
dvdcss_close( (dvdcss_handle) p_input->p_handle );
}
/*****************************************************************************
* DVDEnd: frees unused data
*****************************************************************************/
static void DVDEnd( input_thread_t * p_input )
{ {
thread_dvd_data_t * p_dvd; thread_dvd_data_t * p_dvd;
p_dvd = (thread_dvd_data_t*)p_input->p_plugin_data; p_dvd = (thread_dvd_data_t*)p_input->p_access_data;
IfoDestroy( p_dvd->p_ifo ); IfoDestroy( p_dvd->p_ifo );
p_input->p_access_data = (void *)(p_dvd->dvdhandle);
free( p_dvd ); free( p_dvd );
input_BuffersEnd( p_input->p_method_data ); /* Clean up libdvdcss */
dvdcss_close( (dvdcss_handle) p_input->p_access_data );
} }
/***************************************************************************** /*****************************************************************************
...@@ -400,11 +521,9 @@ static int DVDSetArea( input_thread_t * p_input, input_area_t * p_area ) ...@@ -400,11 +521,9 @@ static int DVDSetArea( input_thread_t * p_input, input_area_t * p_area )
int i_vts_title; int i_vts_title;
int i_audio_nb = 0; int i_audio_nb = 0;
int i_spu_nb = 0; int i_spu_nb = 0;
int i_audio;
int i_spu;
int i; int i;
p_dvd = (thread_dvd_data_t*)p_input->p_plugin_data; p_dvd = (thread_dvd_data_t*)(p_input->p_access_data);
/* we can't use the interface slider until initilization is complete */ /* we can't use the interface slider until initilization is complete */
p_input->stream.b_seekable = 0; p_input->stream.b_seekable = 0;
...@@ -546,6 +665,7 @@ static int DVDSetArea( input_thread_t * p_input, input_area_t * p_area ) ...@@ -546,6 +665,7 @@ static int DVDSetArea( input_thread_t * p_input, input_area_t * p_area )
input_AddProgram( p_input, 0, sizeof( stream_ps_data_t ) ); input_AddProgram( p_input, 0, sizeof( stream_ps_data_t ) );
p_input->stream.p_selected_program = p_input->stream.pp_programs[0]; p_input->stream.p_selected_program = p_input->stream.pp_programs[0];
// p_input->stream.p_new_program = p_input->stream.pp_programs[0];
/* No PSM to read in DVD mode, we already have all information */ /* No PSM to read in DVD mode, we already have all information */
p_input->stream.p_selected_program->b_is_ok = 1; p_input->stream.p_selected_program->b_is_ok = 1;
...@@ -560,11 +680,7 @@ static int DVDSetArea( input_thread_t * p_input, input_area_t * p_area ) ...@@ -560,11 +680,7 @@ static int DVDSetArea( input_thread_t * p_input, input_area_t * p_area )
p_es->i_stream_id = 0xe0; p_es->i_stream_id = 0xe0;
p_es->i_type = MPEG2_VIDEO_ES; p_es->i_type = MPEG2_VIDEO_ES;
p_es->i_cat = VIDEO_ES; p_es->i_cat = VIDEO_ES;
if( p_main->b_video )
{
input_SelectES( p_input, p_es );
}
#define audio_status \ #define audio_status \
vts.title_unit.p_title[p_dvd->i_title_id-1].title.pi_audio_status[i-1] vts.title_unit.p_title[p_dvd->i_title_id-1].title.pi_audio_status[i-1]
/* Audio ES, in the order they appear in .ifo */ /* Audio ES, in the order they appear in .ifo */
...@@ -685,55 +801,14 @@ static int DVDSetArea( input_thread_t * p_input, input_area_t * p_area ) ...@@ -685,55 +801,14 @@ static int DVDSetArea( input_thread_t * p_input, input_area_t * p_area )
} }
} }
#undef spu_status #undef spu_status
if( p_main->b_audio )
/* FIXME: hack to check that the demuxer is ready, and set
* the decoders */
if( p_input->pf_init )
{ {
/* For audio: first one if none or a not existing one specified */ p_input->pf_init( p_input );
i_audio = config_GetIntVariable( INPUT_CHANNEL_VAR );
if( i_audio < 0 || i_audio > i_audio_nb )
{
i_audio = 1;
}
if( i_audio > 0 && i_audio_nb > 0 )
{
if( config_GetIntVariable( AOUT_SPDIF_VAR ) ||
( config_GetIntVariable( INPUT_AUDIO_VAR ) ==
REQUESTED_AC3 ) )
{
int i_ac3 = i_audio;
while( ( p_input->stream.pp_es[i_ac3]->i_type !=
AC3_AUDIO_ES ) && ( i_ac3 <=
vts.manager_inf.i_audio_nb ) )
{
i_ac3++;
}
if( p_input->stream.pp_es[i_ac3]->i_type == AC3_AUDIO_ES )
{
input_SelectES( p_input,
p_input->stream.pp_es[i_ac3] );
}
}
else
{
input_SelectES( p_input,
p_input->stream.pp_es[i_audio] );
}
}
} }
if( p_main->b_video )
{
/* for spu, default is none */
i_spu = config_GetIntVariable( INPUT_SUBTITLE_VAR );
if( i_spu < 0 || i_spu > i_spu_nb )
{
i_spu = 0;
}
if( i_spu > 0 && i_spu_nb > 0 )
{
i_spu += vts.manager_inf.i_audio_nb;
input_SelectES( p_input, p_input->stream.pp_es[i_spu] );
}
}
} /* i_title >= 0 */ } /* i_title >= 0 */
else else
{ {
...@@ -808,160 +883,106 @@ static int DVDSetArea( input_thread_t * p_input, input_area_t * p_area ) ...@@ -808,160 +883,106 @@ static int DVDSetArea( input_thread_t * p_input, input_area_t * p_area )
* DVDRead: reads data packets. * DVDRead: reads data packets.
***************************************************************************** *****************************************************************************
* Returns -1 in case of error, 0 in case of EOF, otherwise the number of * Returns -1 in case of error, 0 in case of EOF, otherwise the number of
* packets. * bytes.
*****************************************************************************/ *****************************************************************************/
static int DVDRead( input_thread_t * p_input, static int DVDRead( input_thread_t * p_input,
data_packet_t ** pp_data ) byte_t * p_buffer, size_t i_count )
{ {
thread_dvd_data_t * p_dvd; thread_dvd_data_t * p_dvd;
struct iovec p_vec[DVD_BLOCK_READ_ONCE];
u8 * pi_cur;
int i_block_once; int i_block_once;
int i_packet_size;
int i_iovec;
int i_packet;
int i_pos;
int i_read_blocks; int i_read_blocks;
int i_read_total;
int i_sector; int i_sector;
int i_blocks;
boolean_t b_eoc; boolean_t b_eoc;
data_packet_t * p_data;
p_dvd = (thread_dvd_data_t *)p_input->p_plugin_data; p_dvd = (thread_dvd_data_t *)(p_input->p_access_data);
*pp_data = NULL;
i_sector = 0;
i_read_total = 0;
i_read_blocks = 0;
b_eoc = 0; b_eoc = 0;
i_sector = p_dvd->i_title_start + p_dvd->i_sector;
i_block_once = p_dvd->i_end_sector - p_dvd->i_sector + 1;
i_blocks = OFF2LB(i_count);
/* Get the position of the next cell if we're at cell end */ while( i_blocks )
if( i_block_once <= 0 )
{ {
int i_angle; i_sector = p_dvd->i_title_start + p_dvd->i_sector;
i_block_once = p_dvd->i_end_sector - p_dvd->i_sector + 1;
p_dvd->i_cell++;
p_dvd->i_angle_cell++;
/* Find cell index in adress map */ /* Get the position of the next cell if we're at cell end */
if( DVDFindSector( p_dvd ) < 0 ) if( i_block_once <= 0 )
{ {
intf_ErrMsg( "dvd error: can't find next cell" ); int i_angle;
return 1;
}
/* Position the fd pointer on the right address */ p_dvd->i_cell++;
if( ( i_sector = dvdcss_seek( p_dvd->dvdhandle, p_dvd->i_angle_cell++;
p_dvd->i_title_start + p_dvd->i_sector,
DVDCSS_SEEK_MPEG ) ) < 0 )
{
intf_ErrMsg( "dvd error: %s", dvdcss_error( p_dvd->dvdhandle ) );
return -1;
}
/* update chapter : it will be easier when we have navigation /* Find cell index in adress map */
* ES support */ if( DVDFindSector( p_dvd ) < 0 )
if( p_dvd->i_chapter < ( p_dvd->i_chapter_nb - 1 ) )
{
if( title.p_cell_play[p_dvd->i_prg_cell].i_category & 0xf000 )
{ {
i_angle = p_dvd->i_angle - 1; intf_ErrMsg( "dvd error: can't find next cell" );
return 1;
} }
else
/* Position the fd pointer on the right address */
if( ( i_sector = dvdcss_seek( p_dvd->dvdhandle,
p_dvd->i_title_start + p_dvd->i_sector,
DVDCSS_SEEK_MPEG ) ) < 0 )
{ {
i_angle = 0; intf_ErrMsg( "dvd error: %s", dvdcss_error( p_dvd->dvdhandle ) );
return -1;
} }
if( title.chapter_map.pi_start_cell[p_dvd->i_chapter] <=
( p_dvd->i_prg_cell - i_angle + 1 ) ) /* update chapter : it will be easier when we have navigation
* ES support */
if( p_dvd->i_chapter < ( p_dvd->i_chapter_nb - 1 ) )
{ {
p_dvd->i_chapter++; if( title.p_cell_play[p_dvd->i_prg_cell].i_category & 0xf000 )
b_eoc = 1; {
i_angle = p_dvd->i_angle - 1;
}
else
{
i_angle = 0;
}
if( title.chapter_map.pi_start_cell[p_dvd->i_chapter] <=
( p_dvd->i_prg_cell - i_angle + 1 ) )
{
p_dvd->i_chapter++;
b_eoc = 1;
}
} }
}
i_block_once = p_dvd->i_end_sector - p_dvd->i_sector + 1;
}
/* The number of blocks read is the max between the requested
* value and the leaving block in the cell */
if( i_block_once > p_dvd->i_block_once )
{
i_block_once = p_dvd->i_block_once;
}
/*
intf_WarnMsg( 2, "Sector: 0x%x Read: %d Chapter: %d", p_dvd->i_sector, i_block_once, p_dvd->i_chapter );
*/
/* Get iovecs */ i_block_once = p_dvd->i_end_sector - p_dvd->i_sector + 1;
*pp_data = p_data = input_BuffersToIO( p_input->p_method_data, p_vec, }
DVD_BLOCK_READ_ONCE );
if ( p_data == NULL )
{
return( -1 );
}
/* Reads from DVD */
i_read_blocks = dvdcss_readv( p_dvd->dvdhandle, p_vec,
i_block_once, DVDCSS_READ_DECRYPT );
/* Update global position */
p_dvd->i_sector += i_read_blocks;
i_packet = 0;
/* Read headers to compute payload length */
for( i_iovec = 0 ; i_iovec < i_read_blocks ; i_iovec++ )
{
data_packet_t * p_current = p_data;
i_pos = 0;
while( i_pos < DVD_LB_SIZE ) /* The number of blocks read is the max between the requested
* value and the leaving block in the cell */
if( i_block_once > i_blocks )
{ {
pi_cur = (u8*)p_vec[i_iovec].iov_base + i_pos; i_block_once = i_blocks;
}
/* Default header */ /*
if( U32_AT( pi_cur ) != 0x1BA ) intf_WarnMsg( 2, "Sector: 0x%x Read: %d Chapter: %d", p_dvd->i_sector, i_block_once, p_dvd->i_chapter );
{ */
/* That's the case for all packets, except pack header. */
i_packet_size = U16_AT( pi_cur + 4 );
}
else
{
/* MPEG-2 Pack header. */
i_packet_size = 8;
}
if( i_pos != 0 )
{
*pp_data = input_ShareBuffer( p_input->p_method_data,
p_current );
}
else
{
*pp_data = p_data;
p_data = p_data->p_next;
}
(*pp_data)->p_payload_start = (*pp_data)->p_demux_start = /* Reads from DVD */
(*pp_data)->p_demux_start + i_pos; i_read_blocks = dvdcss_read( p_dvd->dvdhandle, p_buffer,
i_block_once, DVDCSS_READ_DECRYPT );
(*pp_data)->p_payload_end = i_blocks -= i_read_blocks;
(*pp_data)->p_payload_start + i_packet_size + 6; p_buffer += LB2OFF( i_read_blocks );
i_read_total += i_read_blocks;
i_packet++; /* Update global position */
i_pos += i_packet_size + 6; p_dvd->i_sector += i_read_blocks;
pp_data = &(*pp_data)->p_next;
}
} }
p_input->pf_delete_packet( p_input->p_method_data, p_data );
*pp_data = NULL;
vlc_mutex_lock( &p_input->stream.stream_lock ); vlc_mutex_lock( &p_input->stream.stream_lock );
p_input->stream.p_selected_area->i_tell = p_input->stream.p_selected_area->i_tell =
LB2OFF( i_sector + i_read_blocks ) - LB2OFF( i_sector + i_read_total ) -
p_input->stream.p_selected_area->i_start; p_input->stream.p_selected_area->i_start;
if( b_eoc ) if( b_eoc )
{ {
...@@ -985,25 +1006,17 @@ intf_WarnMsg( 2, "Sector: 0x%x Read: %d Chapter: %d", p_dvd->i_sector, i_block_o ...@@ -985,25 +1006,17 @@ intf_WarnMsg( 2, "Sector: 0x%x Read: %d Chapter: %d", p_dvd->i_sector, i_block_o
p_dvd->i_title++; p_dvd->i_title++;
DVDSetArea( p_input, p_input->stream.pp_areas[p_dvd->i_title] ); DVDSetArea( p_input, p_input->stream.pp_areas[p_dvd->i_title] );
vlc_mutex_unlock( &p_input->stream.stream_lock ); vlc_mutex_unlock( &p_input->stream.stream_lock );
return( i_packet ); return LB2OFF( i_read_total );
} }
vlc_mutex_unlock( &p_input->stream.stream_lock ); vlc_mutex_unlock( &p_input->stream.stream_lock );
/*
if( i_read_blocks != i_block_once ) if( i_read_blocks != i_block_once )
{ {
return -1; return -1;
} }
*/
return( i_packet ); return LB2OFF( i_read_total );
}
/*****************************************************************************
* DVDRewind : reads a stream backward
*****************************************************************************/
static int DVDRewind( input_thread_t * p_input )
{
return( -1 );
} }
/***************************************************************************** /*****************************************************************************
...@@ -1022,7 +1035,7 @@ static void DVDSeek( input_thread_t * p_input, off_t i_off ) ...@@ -1022,7 +1035,7 @@ static void DVDSeek( input_thread_t * p_input, off_t i_off )
int i_chapter; int i_chapter;
int i_angle; int i_angle;
p_dvd = ( thread_dvd_data_t * )p_input->p_plugin_data; p_dvd = ( thread_dvd_data_t * )(p_input->p_access_data);
/* we have to take care of offset of beginning of title */ /* we have to take care of offset of beginning of title */
p_dvd->i_sector = OFF2LB(i_off + p_input->stream.p_selected_area->i_start) p_dvd->i_sector = OFF2LB(i_off + p_input->stream.p_selected_area->i_start)
...@@ -1122,7 +1135,6 @@ static void DVDSeek( input_thread_t * p_input, off_t i_off ) ...@@ -1122,7 +1135,6 @@ static void DVDSeek( input_thread_t * p_input, off_t i_off )
intf_WarnMsg( 7, "Program Cell: %d Cell: %d Chapter: %d", intf_WarnMsg( 7, "Program Cell: %d Cell: %d Chapter: %d",
p_dvd->i_prg_cell, p_dvd->i_cell, p_dvd->i_chapter ); p_dvd->i_prg_cell, p_dvd->i_cell, p_dvd->i_chapter );
return; return;
} }
......
plugins/dvd/input_dvd.h
View file @ 9b393dab
...@@ -2,7 +2,7 @@ ...@@ -2,7 +2,7 @@
* input_dvd.h: thread structure of the DVD plugin * input_dvd.h: thread structure of the DVD plugin
***************************************************************************** *****************************************************************************
* Copyright (C) 1999-2001 VideoLAN * Copyright (C) 1999-2001 VideoLAN
* $Id: input_dvd.h,v 1.24 2001/06/12 22:14:44 sam Exp $ * $Id: input_dvd.h,v 1.25 2002/03/01 01:12:28 stef Exp $
* *
* Author: Stéphane Borel <stef@via.ecp.fr> * Author: Stéphane Borel <stef@via.ecp.fr>
* *
...@@ -36,9 +36,6 @@ typedef struct thread_dvd_data_s ...@@ -36,9 +36,6 @@ typedef struct thread_dvd_data_s
{ {
dvdcss_handle dvdhandle; /* libdvdcss handle */ dvdcss_handle dvdhandle; /* libdvdcss handle */
int i_block_once; // Nb of block read once by
// readv
/* Navigation information */ /* Navigation information */
int i_title; int i_title;
int i_title_id; int i_title_id;
......
plugins/dvdread/dvdread.c
View file @ 9b393dab
...@@ -2,7 +2,7 @@ ...@@ -2,7 +2,7 @@
* dvdread.c : DvdRead input module for vlc * dvdread.c : DvdRead input module for vlc
***************************************************************************** *****************************************************************************
* Copyright (C) 2001 VideoLAN * Copyright (C) 2001 VideoLAN
* $Id: dvdread.c,v 1.10 2002/02/26 01:17:13 stef Exp $ * $Id: dvdread.c,v 1.11 2002/03/01 01:12:28 stef Exp $
* *
* Authors: Samuel Hocevar <sam@zoy.org> * Authors: Samuel Hocevar <sam@zoy.org>
* *
...@@ -32,7 +32,8 @@ ...@@ -32,7 +32,8 @@
/***************************************************************************** /*****************************************************************************
* Capabilities defined in the other files. * Capabilities defined in the other files.
*****************************************************************************/ *****************************************************************************/
void _M( input_getfunctions )( function_list_t * p_function_list ); void _M( access_getfunctions)( function_list_t * p_function_list );
void _M( demux_getfunctions)( function_list_t * p_function_list );
/***************************************************************************** /*****************************************************************************
* Build configuration tree. * Build configuration tree.
...@@ -42,13 +43,14 @@ MODULE_CONFIG_STOP ...@@ -42,13 +43,14 @@ MODULE_CONFIG_STOP
MODULE_INIT_START MODULE_INIT_START
SET_DESCRIPTION( "DVDRead input module" ) SET_DESCRIPTION( "DVDRead input module" )
ADD_CAPABILITY( INPUT, 110 ) ADD_CAPABILITY( DEMUX, 210 )
ADD_CAPABILITY( ACCESS, 110 )
ADD_SHORTCUT( "dvdread" ) ADD_SHORTCUT( "dvdread" )
MODULE_INIT_STOP MODULE_INIT_STOP
MODULE_ACTIVATE_START MODULE_ACTIVATE_START
_M( input_getfunctions )( &p_module->p_functions->input ); _M( access_getfunctions)( &p_module->p_functions->access );
_M( demux_getfunctions)( &p_module->p_functions->demux );
MODULE_ACTIVATE_STOP MODULE_ACTIVATE_STOP
MODULE_DEACTIVATE_START MODULE_DEACTIVATE_START
......
plugins/dvdread/input_dvdread.c
View file @ 9b393dab
...@@ -6,7 +6,7 @@ ...@@ -6,7 +6,7 @@
* It depends on: libdvdread for ifo files and block reading. * It depends on: libdvdread for ifo files and block reading.
***************************************************************************** *****************************************************************************
* Copyright (C) 2001 VideoLAN * Copyright (C) 2001 VideoLAN
* $Id: input_dvdread.c,v 1.21 2002/02/24 20:51:09 gbazin Exp $ * $Id: input_dvdread.c,v 1.22 2002/03/01 01:12:28 stef Exp $
* *
* Author: Stphane Borel <stef@via.ecp.fr> * Author: Stphane Borel <stef@via.ecp.fr>
* *
...@@ -78,133 +78,284 @@ ...@@ -78,133 +78,284 @@
* Local prototypes * Local prototypes
*****************************************************************************/ *****************************************************************************/
/* called from outside */ /* called from outside */
static int DvdReadProbe ( struct input_thread_s * ); static int DvdReadInit ( struct input_thread_s * );
static void DvdReadInit ( struct input_thread_s * );
static void DvdReadEnd ( struct input_thread_s * ); static void DvdReadEnd ( struct input_thread_s * );
static void DvdReadOpen ( struct input_thread_s * ); static int DvdReadDemux ( struct input_thread_s * );
static int DvdReadRewind ( struct input_thread_s * );
static int DvdReadOpen ( struct input_thread_s * );
static void DvdReadClose ( struct input_thread_s * ); static void DvdReadClose ( struct input_thread_s * );
static int DvdReadSetArea ( struct input_thread_s *, struct input_area_s * ); static int DvdReadSetArea ( struct input_thread_s *, struct input_area_s * );
static int DvdReadSetProgram( struct input_thread_s *, pgrm_descriptor_t * ); static int DvdReadSetProgram( struct input_thread_s *, pgrm_descriptor_t * );
static int DvdReadRead ( struct input_thread_s *, data_packet_t ** ); static int DvdReadRead ( struct input_thread_s *, byte_t *, size_t );
static void DvdReadSeek ( struct input_thread_s *, off_t ); static void DvdReadSeek ( struct input_thread_s *, off_t );
static int DvdReadRewind ( struct input_thread_s * );
/* called only from here */ /* called only from here */
static void DvdReadHandleDSI( thread_dvd_data_t * p_dvd, u8 * p_data ); static void DvdReadHandleDSI( thread_dvd_data_t * p_dvd, u8 * p_data );
static void DvdReadFindCell ( thread_dvd_data_t * p_dvd ); static void DvdReadFindCell ( thread_dvd_data_t * p_dvd );
/*****************************************************************************
* Declare a buffer manager
*****************************************************************************/
#define FLAGS BUFFERS_UNIQUE_SIZE
#define NB_LIFO 1
DECLARE_BUFFERS_SHARED( FLAGS, NB_LIFO );
DECLARE_BUFFERS_INIT( FLAGS, NB_LIFO );
DECLARE_BUFFERS_END_SHARED( FLAGS, NB_LIFO );
DECLARE_BUFFERS_NEWPACKET_SHARED( FLAGS, NB_LIFO );
DECLARE_BUFFERS_DELETEPACKET_SHARED( FLAGS, NB_LIFO, 1000 );
DECLARE_BUFFERS_NEWPES( FLAGS, NB_LIFO );
DECLARE_BUFFERS_DELETEPES( FLAGS, NB_LIFO, 1000 );
DECLARE_BUFFERS_TOIO( FLAGS, DVD_VIDEO_LB_LEN );
DECLARE_BUFFERS_SHAREBUFFER( FLAGS );
/***************************************************************************** /*****************************************************************************
* Functions exported as capabilities. They are declared as static so that * Functions exported as capabilities. They are declared as static so that
* we don't pollute the namespace too much. * we don't pollute the namespace too much.
*****************************************************************************/ *****************************************************************************/
void _M( input_getfunctions )( function_list_t * p_function_list ) void _M( access_getfunctions )( function_list_t * p_function_list )
{
#define access p_function_list->functions.access
access.pf_open = DvdReadOpen;
access.pf_close = DvdReadClose;
access.pf_read = DvdReadRead;
access.pf_set_area = DvdReadSetArea;
access.pf_set_program = DvdReadSetProgram;
access.pf_seek = DvdReadSeek;
#undef access
}
void _M( demux_getfunctions )( function_list_t * p_function_list )
{ {
#define input p_function_list->functions.input #define demux p_function_list->functions.demux
input.pf_probe = DvdReadProbe; demux.pf_init = DvdReadInit;
input.pf_init = DvdReadInit; demux.pf_end = DvdReadEnd;
input.pf_open = DvdReadOpen; demux.pf_demux = DvdReadDemux;
input.pf_close = DvdReadClose; demux.pf_rewind = DvdReadRewind;
input.pf_end = DvdReadEnd; #undef demux
input.pf_init_bit_stream = InitBitstream;
input.pf_read = DvdReadRead;
input.pf_set_area = DvdReadSetArea;
input.pf_set_program = DvdReadSetProgram;
input.pf_demux = input_DemuxPS;
input.pf_new_packet = input_NewPacket;
input.pf_new_pes = input_NewPES;
input.pf_delete_packet = input_DeletePacket;
input.pf_delete_pes = input_DeletePES;
input.pf_rewind = DvdReadRewind;
input.pf_seek = DvdReadSeek;
#undef input
} }
/* /*
* Data reading functions * Data demux functions
*/ */
/***************************************************************************** /*****************************************************************************
* DvdReadProbe: verifies that the stream is a PS stream * DvdReadInit: initializes DVD structures
*****************************************************************************/ *****************************************************************************/
static int DvdReadProbe( input_thread_t *p_input ) static int DvdReadInit( input_thread_t * p_input )
{ {
char * psz_name = p_input->p_source; thread_dvd_data_t * p_dvd;
if((( strlen(psz_name) > 8 ) && !strncasecmp( psz_name, "dvdread:", 8 )) if( strncmp( p_input->p_access_module->psz_name, "dvdread", 7 ) )
||(( strlen(psz_name) > 4 ) && !strncasecmp( psz_name, "dvd:", 4 )))
{ {
return 0; return -1;
}
p_dvd = (thread_dvd_data_t*)(p_input->p_access_data);
if( p_main->b_video )
{
input_SelectES( p_input, p_input->stream.pp_es[0] );
} }
return -1; if( p_main->b_audio )
{
/* For audio: first one if none or a not existing one specified */
int i_audio = config_GetIntVariable( INPUT_CHANNEL_VAR );
if( i_audio < 0 /*|| i_audio > i_audio_nb*/ )
{
config_PutIntVariable( INPUT_CHANNEL_VAR, 1 );
i_audio = 1;
}
if( i_audio > 0/* && i_audio_nb > 0*/ )
{
if( config_GetIntVariable( AOUT_SPDIF_VAR ) ||
( config_GetIntVariable( INPUT_AUDIO_VAR ) ==
REQUESTED_AC3 ) )
{
int i_ac3 = i_audio;
while( ( p_input->stream.pp_es[i_ac3]->i_type !=
AC3_AUDIO_ES ) && ( i_ac3 <=
p_dvd->p_vts_file->vtsi_mat->nr_of_vts_audio_streams ) )
{
i_ac3++;
}
if( p_input->stream.pp_es[i_ac3]->i_type == AC3_AUDIO_ES )
{
input_SelectES( p_input,
p_input->stream.pp_es[i_ac3] );
}
}
else
{
input_SelectES( p_input,
p_input->stream.pp_es[i_audio] );
}
}
}
if( p_main->b_video )
{
/* for spu, default is none */
int i_spu = config_GetIntVariable( INPUT_SUBTITLE_VAR );
if( i_spu < 0 /*|| i_spu > i_spu_nb*/ )
{
config_PutIntVariable( INPUT_SUBTITLE_VAR, 0 );
i_spu = 0;
}
if( i_spu > 0 /*&& i_spu_nb > 0*/ )
{
i_spu += p_dvd->p_vts_file->vtsi_mat->nr_of_vts_audio_streams;
input_SelectES( p_input, p_input->stream.pp_es[i_spu] );
}
}
return 0;
} }
/***************************************************************************** /*****************************************************************************
* DvdReadInit: initializes DVD structures * DvdReadEnd: frees unused data
*****************************************************************************/ *****************************************************************************/
static void DvdReadInit( input_thread_t * p_input ) static void DvdReadEnd( input_thread_t * p_input )
{ {
thread_dvd_data_t * p_dvd; }
input_area_t * p_area;
int i_title; /*****************************************************************************
int i_chapter; * DvdReadDemux
int i; *****************************************************************************/
#define PEEK( SIZE ) \
i_result = input_Peek( p_input, &p_peek, SIZE ); \
if( i_result == -1 ) \
{ \
return( -1 ); \
} \
else if( i_result < SIZE ) \
{ \
/* EOF */ \
return( 0 ); \
}
static int DvdReadDemux( input_thread_t * p_input )
{
int i;
byte_t * p_peek;
data_packet_t * p_data;
ssize_t i_result;
int i_packet_size;
/* Read headers to compute payload length */
for( i = 0 ; i < DVD_BLOCK_READ_ONCE ; i++ )
{
/* Read what we believe to be a packet header. */
PEEK( 4 );
/* Default header */
if( U32_AT( p_peek ) != 0x1BA )
{
/* That's the case for all packets, except pack header. */
i_packet_size = U16_AT( p_peek + 4 );
}
else
{
/* MPEG-2 Pack header. */
i_packet_size = 8;
}
/* Fetch a packet of the appropriate size. */
i_result = input_SplitBuffer( p_input, &p_data, i_packet_size + 6 );
if( i_result <= 0 )
{
return( i_result );
}
/* In MPEG-2 pack headers we still have to read stuffing bytes. */
if( (p_data->p_demux_start[3] == 0xBA) && (i_packet_size == 8) )
{
size_t i_stuffing = (p_data->p_demux_start[13] & 0x7);
/* Force refill of the input buffer - though we don't care
* about p_peek. Please note that this is unoptimized. */
PEEK( i_stuffing );
p_input->p_current_data += i_stuffing;
}
input_DemuxPS( p_input, p_data );
}
return i;
}
/*****************************************************************************
* DVDRewind : reads a stream backward
*****************************************************************************/
static int DvdReadRewind( input_thread_t * p_input )
{
return( -1 );
}
/*
* Data access functions
*/
/*****************************************************************************
* DvdReadOpen: open libdvdread
*****************************************************************************/
static int DvdReadOpen( struct input_thread_s *p_input )
{
struct stat stat_info;
thread_dvd_data_t * p_dvd;
dvd_reader_t * p_dvdread;
input_area_t * p_area;
int i_title;
int i_chapter;
int i;
if( stat( p_input->psz_name, &stat_info ) == -1 )
{
intf_ErrMsg( "input error: cannot stat() device `%s' (%s)",
p_input->psz_name, strerror(errno));
return( -1 );
}
if( !S_ISBLK(stat_info.st_mode) &&
!S_ISCHR(stat_info.st_mode) &&
!S_ISDIR(stat_info.st_mode) )
{
intf_WarnMsg( 3, "input : DvdRead plugin discarded"
" (not a valid source)" );
return -1;
}
p_dvdread = DVDOpen( p_input->psz_name );
if( ! p_dvdread )
{
intf_ErrMsg( "dvdread error: libdvdcss can't open source" );
return -1;
}
/* set up input */
p_input->i_mtu = 0;
p_dvd = malloc( sizeof(thread_dvd_data_t) ); p_dvd = malloc( sizeof(thread_dvd_data_t) );
if( p_dvd == NULL ) if( p_dvd == NULL )
{ {
intf_ErrMsg( "dvdread error: out of memory" ); intf_ErrMsg( "dvdread error: out of memory" );
p_input->b_error = 1; return -1;
return;
} }
/* we take the pointer to dvd_reader_t back */ p_dvd->p_dvdread = p_dvdread;
p_dvd->p_dvdread = (dvd_reader_t *)p_input->p_plugin_data;
p_dvd->p_title = NULL; p_dvd->p_title = NULL;
p_dvd->p_vts_file = NULL; p_dvd->p_vts_file = NULL;
p_input->p_plugin_data = (void *)p_dvd; p_input->p_access_data = (void *)p_dvd;
if( (p_input->p_method_data = input_BuffersInit()) == NULL )
{
free( p_dvd );
p_input->b_error = 1;
return;
}
/* We read DVD_BLOCK_READ_ONCE in each loop */
p_dvd->i_block_once = DVD_BLOCK_READ_ONCE;
/* Ifo allocation & initialisation */ /* Ifo allocation & initialisation */
if( ! ( p_dvd->p_vmg_file = ifoOpen( p_dvd->p_dvdread, 0 ) ) ) if( ! ( p_dvd->p_vmg_file = ifoOpen( p_dvd->p_dvdread, 0 ) ) )
{ {
intf_ErrMsg( "dvdread error: can't open VMG info" ); intf_ErrMsg( "dvdread error: can't open VMG info" );
input_BuffersEnd( p_input->p_method_data );
free( p_dvd ); free( p_dvd );
p_input->b_error = 1; return -1;
return;
} }
intf_WarnMsg( 2, "dvdread info: VMG opened" ); intf_WarnMsg( 2, "dvdread info: VMG opened" );
/* Set stream and area data */ /* Set stream and area data */
vlc_mutex_lock( &p_input->stream.stream_lock ); vlc_mutex_lock( &p_input->stream.stream_lock );
p_input->stream.i_method = INPUT_METHOD_DVD;
/* If we are here we can control the pace... */
p_input->stream.b_pace_control = 1;
p_input->stream.b_seekable = 1;
p_input->stream.p_selected_area->i_size = 0;
p_input->stream.p_selected_area->i_tell = 0;
/* Initialize ES structures */ /* Initialize ES structures */
input_InitStream( p_input, sizeof( stream_ps_data_t ) ); input_InitStream( p_input, sizeof( stream_ps_data_t ) );
...@@ -263,89 +414,35 @@ static void DvdReadInit( input_thread_t * p_input ) ...@@ -263,89 +414,35 @@ static void DvdReadInit( input_thread_t * p_input )
p_area = p_input->stream.pp_areas[i_title]; p_area = p_input->stream.pp_areas[i_title];
/* set title, chapter, audio and subpic */ /* set title, chapter, audio and subpic */
DvdReadSetArea( p_input, p_area ); if( DvdReadSetArea( p_input, p_area ) )
vlc_mutex_unlock( &p_input->stream.stream_lock );
return;
}
/*****************************************************************************
* DvdReadOpen: open libdvdread
*****************************************************************************/
static void DvdReadOpen( struct input_thread_s *p_input )
{
dvd_reader_t *p_dvdread;
vlc_mutex_lock( &p_input->stream.stream_lock );
p_input->stream.i_method = INPUT_METHOD_DVD;
/* If we are here we can control the pace... */
p_input->stream.b_pace_control = 1;
p_input->stream.b_seekable = 1;
p_input->stream.p_selected_area->i_size = 0;
p_input->stream.p_selected_area->i_tell = 0;
vlc_mutex_unlock( &p_input->stream.stream_lock );
/* XXX: put this shit in an access plugin */
if( strlen( p_input->p_source ) > 8
&& !strncasecmp( p_input->p_source, "dvdread:", 8 ) )
{
p_dvdread = DVDOpen( p_input->p_source + 8 );
}
else if( strlen( p_input->p_source ) > 4
&& !strncasecmp( p_input->p_source, "dvd:", 4 ) )
{
p_dvdread = DVDOpen( p_input->p_source + 4 );
}
else
{
p_dvdread = DVDOpen( p_input->p_source );
}
if( ! p_dvdread )
{ {
p_input->b_error = 1; vlc_mutex_unlock( &p_input->stream.stream_lock );
return; return -1;
} }
/* the vlc input doesn't handle the file descriptor with libdvdread */ vlc_mutex_unlock( &p_input->stream.stream_lock );
p_input->i_handle = -1;
/* p_dvdread is stored in p_plugin_data until we have return 0;
* malloc'ed a dvd_thread_data_t */
p_input->p_plugin_data = (void *) p_dvdread;
} }
/***************************************************************************** /*****************************************************************************
* DvdReadClose: close libdvdread * DvdReadClose: close libdvdread
*****************************************************************************/ *****************************************************************************/
static void DvdReadClose( struct input_thread_s *p_input ) static void DvdReadClose( struct input_thread_s *p_input )
{
DVDClose( ((thread_dvd_data_t*)p_input->p_plugin_data)->p_dvdread );
free( p_input->p_plugin_data );
p_input->p_plugin_data = NULL;
}
/*****************************************************************************
* DvdReadEnd: frees unused data
*****************************************************************************/
static void DvdReadEnd( input_thread_t * p_input )
{ {
thread_dvd_data_t * p_dvd; thread_dvd_data_t * p_dvd;
p_dvd = (thread_dvd_data_t *)p_input->p_plugin_data; p_dvd = (thread_dvd_data_t *)p_input->p_access_data;
/* close libdvdread */ /* close libdvdread */
DVDCloseFile( p_dvd->p_title ); DVDCloseFile( p_dvd->p_title );
ifoClose( p_dvd->p_vts_file ); ifoClose( p_dvd->p_vts_file );
ifoClose( p_dvd->p_vmg_file ); ifoClose( p_dvd->p_vmg_file );
input_BuffersEnd( p_input->p_method_data ); DVDClose( p_dvd->p_dvdread );
free( p_dvd );
p_input->p_access_data = NULL;
} }
/***************************************************************************** /*****************************************************************************
...@@ -372,7 +469,7 @@ static int DvdReadSetArea( input_thread_t * p_input, input_area_t * p_area ) ...@@ -372,7 +469,7 @@ static int DvdReadSetArea( input_thread_t * p_input, input_area_t * p_area )
int pgc_id = 0; int pgc_id = 0;
int pgn = 0; int pgn = 0;
p_dvd = (thread_dvd_data_t*)p_input->p_plugin_data; p_dvd = (thread_dvd_data_t*)p_input->p_access_data;
/* we can't use the interface slider until initilization is complete */ /* we can't use the interface slider until initilization is complete */
p_input->stream.b_seekable = 0; p_input->stream.b_seekable = 0;
...@@ -417,7 +514,6 @@ static int DvdReadSetArea( input_thread_t * p_input, input_area_t * p_area ) ...@@ -417,7 +514,6 @@ static int DvdReadSetArea( input_thread_t * p_input, input_area_t * p_area )
intf_ErrMsg( "dvdread error: fatal error in vts ifo" ); intf_ErrMsg( "dvdread error: fatal error in vts ifo" );
ifoClose( p_vmg ); ifoClose( p_vmg );
DVDClose( p_dvd->p_dvdread ); DVDClose( p_dvd->p_dvdread );
p_input->b_error = 1;
return -1; return -1;
} }
...@@ -535,10 +631,6 @@ static int DvdReadSetArea( input_thread_t * p_input, input_area_t * p_area ) ...@@ -535,10 +631,6 @@ static int DvdReadSetArea( input_thread_t * p_input, input_area_t * p_area )
p_es->i_stream_id = 0xe0; p_es->i_stream_id = 0xe0;
p_es->i_type = MPEG2_VIDEO_ES; p_es->i_type = MPEG2_VIDEO_ES;
p_es->i_cat = VIDEO_ES; p_es->i_cat = VIDEO_ES;
if( p_main->b_video )
{
input_SelectES( p_input, p_es );
}
#define audio_control \ #define audio_control \
p_dvd->p_vts_file->vts_pgcit->pgci_srp[pgc_id-1].pgc->audio_control[i-1] p_dvd->p_vts_file->vts_pgcit->pgci_srp[pgc_id-1].pgc->audio_control[i-1]
...@@ -664,55 +756,14 @@ static int DvdReadSetArea( input_thread_t * p_input, input_area_t * p_area ) ...@@ -664,55 +756,14 @@ static int DvdReadSetArea( input_thread_t * p_input, input_area_t * p_area )
} }
} }
#undef spu_control #undef spu_control
if( p_main->b_audio )
{
/* For audio: first one if none or a not existing one specified */
int i_audio = config_GetIntVariable( INPUT_CHANNEL_VAR );
if( i_audio < 0 || i_audio > i_audio_nb )
{
i_audio = 1;
}
if( i_audio > 0 && i_audio_nb > 0 )
{
if( config_GetIntVariable( AOUT_SPDIF_VAR ) ||
( config_GetIntVariable( INPUT_AUDIO_VAR ) ==
REQUESTED_AC3 ) )
{
int i_ac3 = i_audio;
while( ( p_input->stream.pp_es[i_ac3]->i_type !=
AC3_AUDIO_ES ) && ( i_ac3 <=
p_vts->vtsi_mat->nr_of_vts_audio_streams ) )
{
i_ac3++;
}
if( p_input->stream.pp_es[i_ac3]->i_type == AC3_AUDIO_ES )
{
input_SelectES( p_input,
p_input->stream.pp_es[i_ac3] );
}
}
else
{
input_SelectES( p_input,
p_input->stream.pp_es[i_audio] );
}
}
}
if( p_main->b_video ) /* FIXME: hack to check that the demuxer is ready, and set
* the decoders */
if( p_input->pf_init )
{ {
/* for spu, default is none */ p_input->pf_init( p_input );
int i_spu = config_GetIntVariable( INPUT_SUBTITLE_VAR );
if( i_spu < 0 || i_spu > i_spu_nb )
{
i_spu = 0;
}
if( i_spu > 0 && i_spu_nb > 0 )
{
i_spu += p_vts->vtsi_mat->nr_of_vts_audio_streams;
input_SelectES( p_input, p_input->stream.pp_es[i_spu] );
}
} }
} /* i_title >= 0 */ } /* i_title >= 0 */
else else
{ {
...@@ -774,55 +825,53 @@ static int DvdReadSetArea( input_thread_t * p_input, input_area_t * p_area ) ...@@ -774,55 +825,53 @@ static int DvdReadSetArea( input_thread_t * p_input, input_area_t * p_area )
* EOF. * EOF.
*****************************************************************************/ *****************************************************************************/
static int DvdReadRead( input_thread_t * p_input, static int DvdReadRead( input_thread_t * p_input,
data_packet_t ** pp_data ) byte_t * p_buffer, size_t i_count )
{ {
thread_dvd_data_t * p_dvd; thread_dvd_data_t * p_dvd;
u8 p_data[DVD_VIDEO_LB_LEN]; byte_t * p_buf;
struct iovec p_vec[DVD_BLOCK_READ_ONCE]; int i_blocks_once;
u8 * pi_cur;
int i_blocks; int i_blocks;
int i_read; int i_read;
int i_iovec; int i_read_total;
int i_packet_size;
int i_packet;
int i_pos;
data_packet_t * p_data_p;
boolean_t b_eot = 0; boolean_t b_eot = 0;
p_dvd = (thread_dvd_data_t *)p_input->p_plugin_data; p_dvd = (thread_dvd_data_t *)p_input->p_access_data;
p_buf = p_buffer;
*pp_data = NULL;
/* /*
* Playback by cell in this pgc, starting at the cell for our chapter. * Playback by cell in this pgc, starting at the cell for our chapter.
*/ */
i_blocks = OFF2LB( i_count );
i_read_total = 0;
i_read = 0;
/* while( i_blocks )
* End of pack, we select the following one
*/
if( ! p_dvd->i_pack_len )
{ {
/* /*
* Read NAV packet. * End of pack, we select the following one
*/ */
if( ( i_read = DVDReadBlocks( p_dvd->p_title, p_dvd->i_next_vobu, if( ! p_dvd->i_pack_len )
1, p_data ) ) != 1 )
{ {
intf_ErrMsg( "dvdread error: read failed for block %d", /*
p_dvd->i_next_vobu ); * Read NAV packet.
return -1; */
} if( ( i_read = DVDReadBlocks( p_dvd->p_title, p_dvd->i_next_vobu,
1, p_buf ) ) != 1 )
{
intf_ErrMsg( "dvdread error: read failed for block %d",
p_dvd->i_next_vobu );
return -1;
}
/* basic check to be sure we don't have a empty title /* basic check to be sure we don't have a empty title
* go to next title if so */ * go to next title if so */
assert( p_data[41] == 0xbf && p_data[1027] == 0xbf ); //assert( p_buffer[41] == 0xbf && p_buffer[1027] == 0xbf );
if( p_data[41] == 0xbf && p_data[1027] == 0xbf )
{
/* /*
* Parse the contained dsi packet. * Parse the contained dsi packet.
*/ */
DvdReadHandleDSI( p_dvd, p_data ); DvdReadHandleDSI( p_dvd, p_buf );
/* End of File */ /* End of File */
if( p_dvd->i_next_vobu >= p_dvd->i_end_block + 1 ) if( p_dvd->i_next_vobu >= p_dvd->i_end_block + 1 )
...@@ -833,99 +882,40 @@ static int DvdReadRead( input_thread_t * p_input, ...@@ -833,99 +882,40 @@ static int DvdReadRead( input_thread_t * p_input,
assert( p_dvd->i_pack_len < 1024 ); assert( p_dvd->i_pack_len < 1024 );
/* FIXME: Ugly kludge: we send the pack block to the input for it /* FIXME: Ugly kludge: we send the pack block to the input for it
* sometimes has a zero scr and restart the sync */ * sometimes has a zero scr and restart the sync */
//p_dvd->i_cur_block ++; p_dvd->i_cur_block ++;
p_dvd->i_pack_len++; //p_dvd->i_pack_len++;
i_read_total++;
p_buf += DVD_VIDEO_LB_LEN;
i_blocks--;
} }
else
/*
* Compute the number of blocks to read
*/
i_blocks_once = p_dvd->i_pack_len >= i_blocks
? i_blocks : p_dvd->i_pack_len;
p_dvd->i_pack_len -= i_blocks_once;
/* Reads from DVD */
i_read = DVDReadBlocks( p_dvd->p_title, p_dvd->i_cur_block,
i_blocks_once, p_buf );
if( i_read != i_blocks_once )
{ {
b_eot = 1; intf_ErrMsg( "dvdread error: read failed for %d/%d blocks at 0x%02x",
p_dvd->i_pack_len = 0; i_read, i_blocks_once, p_dvd->i_cur_block );
return 1; return -1;
} }
}
/* i_blocks -= i_read;
* Compute the number of blocks to read i_read_total += i_read;
*/ p_dvd->i_cur_block += i_read;
i_blocks = p_dvd->i_pack_len >= DVD_BLOCK_READ_ONCE p_buf += LB2OFF( i_read );
? DVD_BLOCK_READ_ONCE : p_dvd->i_pack_len;
p_dvd->i_pack_len -= i_blocks;
/* Get iovecs */
*pp_data = p_data_p = input_BuffersToIO( p_input->p_method_data, p_vec,
DVD_BLOCK_READ_ONCE );
if ( p_data_p == NULL )
{
return( -1 );
} }
/* Reads from DVD */
i_read = DVDReadVBlocks( p_dvd->p_title, p_dvd->i_cur_block,
i_blocks, p_vec );
if( i_read != i_blocks )
{
intf_ErrMsg( "dvdread error: read failed for %d/%d blocks at 0x%02x",
i_read, i_blocks, p_dvd->i_cur_block );
return -1;
}
p_dvd->i_cur_block += i_read;
/* /*
intf_WarnMsg( 12, "dvdread i_blocks: %d len: %d current: 0x%02x", i_read, p_dvd->i_pack_len, p_dvd->i_cur_block ); intf_WarnMsg( 12, "dvdread i_blocks: %d len: %d current: 0x%02x", i_read, p_dvd->i_pack_len, p_dvd->i_cur_block );
*/ */
i_packet = 0;
/* Read headers to compute payload length */
for( i_iovec = 0 ; i_iovec < i_read ; i_iovec++ )
{
data_packet_t * p_current = p_data_p;
i_pos = 0;
while( i_pos < DVD_VIDEO_LB_LEN )
{
pi_cur = (u8*)p_vec[i_iovec].iov_base + i_pos;
/*default header */
if( U32_AT( pi_cur ) != 0x1BA )
{
/* That's the case for all packets, except pack header. */
i_packet_size = U16_AT( pi_cur + 4 );
}
else
{
/* MPEG-2 Pack header. */
i_packet_size = 8;
}
if( i_pos != 0 )
{
*pp_data = input_ShareBuffer( p_input->p_method_data,
p_current );
}
else
{
*pp_data = p_data_p;
p_data_p = p_data_p->p_next;
}
(*pp_data)->p_payload_start = (*pp_data)->p_demux_start =
(*pp_data)->p_demux_start + i_pos;
(*pp_data)->p_payload_end =
(*pp_data)->p_payload_start + i_packet_size + 6;
// pp_packets[i_packet]->p_next = NULL;
// pp_packets[i_packet]->b_discard_payload = 0;
i_packet++;
i_pos += i_packet_size + 6;
pp_data = &(*pp_data)->p_next;
}
}
p_input->pf_delete_packet( p_input->p_method_data, p_data_p );
*pp_data = NULL;
vlc_mutex_lock( &p_input->stream.stream_lock ); vlc_mutex_lock( &p_input->stream.stream_lock );
...@@ -962,18 +952,10 @@ static int DvdReadRead( input_thread_t * p_input, ...@@ -962,18 +952,10 @@ static int DvdReadRead( input_thread_t * p_input,
vlc_mutex_unlock( &p_input->stream.stream_lock ); vlc_mutex_unlock( &p_input->stream.stream_lock );
return i_read; return LB2OFF( i_read_total );
} }
#undef p_pgc #undef p_pgc
/*****************************************************************************
* DVDRewind : reads a stream backward
*****************************************************************************/
static int DvdReadRewind( input_thread_t * p_input )
{
return( -1 );
}
/***************************************************************************** /*****************************************************************************
* DvdReadSeek : Goes to a given position on the stream. * DvdReadSeek : Goes to a given position on the stream.
***************************************************************************** *****************************************************************************
...@@ -993,7 +975,7 @@ static void DvdReadSeek( input_thread_t * p_input, off_t i_off ) ...@@ -993,7 +975,7 @@ static void DvdReadSeek( input_thread_t * p_input, off_t i_off )
i_off += p_input->stream.p_selected_area->i_start; i_off += p_input->stream.p_selected_area->i_start;
i_lb = OFF2LB( i_off ); i_lb = OFF2LB( i_off );
p_dvd = ( thread_dvd_data_t * )p_input->p_plugin_data; p_dvd = ( thread_dvd_data_t * )p_input->p_access_data;
/* find cell */ /* find cell */
while( p_dvd->p_cur_pgc->cell_playback[i_cell].last_sector < i_lb ) while( p_dvd->p_cur_pgc->cell_playback[i_cell].last_sector < i_lb )
......
plugins/dvdread/input_dvdread.h
View file @ 9b393dab
...@@ -2,7 +2,7 @@ ...@@ -2,7 +2,7 @@
* input_dvdread.h: thread structure of the DVD plugin * input_dvdread.h: thread structure of the DVD plugin
***************************************************************************** *****************************************************************************
* Copyright (C) 1999-2001 VideoLAN * Copyright (C) 1999-2001 VideoLAN
* $Id: input_dvdread.h,v 1.4 2002/01/23 03:15:31 stef Exp $ * $Id: input_dvdread.h,v 1.5 2002/03/01 01:12:28 stef Exp $
* *
* Author: Stphane Borel <stef@via.ecp.fr> * Author: Stphane Borel <stef@via.ecp.fr>
* *
...@@ -66,7 +66,5 @@ typedef struct thread_dvd_data_s ...@@ -66,7 +66,5 @@ typedef struct thread_dvd_data_s
boolean_t b_eoc; boolean_t b_eoc;
int i_angle_nb; int i_angle_nb;
int i_angle; int i_angle;
int i_block_once; // Nb of block read once
} thread_dvd_data_t; } thread_dvd_data_t;
src/input/input.c
View file @ 9b393dab
...@@ -4,7 +4,7 @@ ...@@ -4,7 +4,7 @@
* decoders. * decoders.
***************************************************************************** *****************************************************************************
* Copyright (C) 1998-2001 VideoLAN * Copyright (C) 1998-2001 VideoLAN
* $Id: input.c,v 1.180 2002/03/01 00:33:18 massiot Exp $ * $Id: input.c,v 1.181 2002/03/01 01:12:28 stef Exp $
* *
* Authors: Christophe Massiot <massiot@via.ecp.fr> * Authors: Christophe Massiot <massiot@via.ecp.fr>
* Alexis Guillard <alexis.guillard@bt.com> * Alexis Guillard <alexis.guillard@bt.com>
...@@ -128,6 +128,20 @@ input_thread_t *input_CreateThread ( playlist_item_t *p_item, int *pi_status ) ...@@ -128,6 +128,20 @@ input_thread_t *input_CreateThread ( playlist_item_t *p_item, int *pi_status )
/* Set status */ /* Set status */
p_input->i_status = THREAD_CREATE; p_input->i_status = THREAD_CREATE;
/* Demux */
p_input->pf_init = NULL;
p_input->pf_end = NULL;
p_input->pf_demux = NULL;
p_input->pf_rewind = NULL;
/* Access */
p_input->pf_open = NULL;
p_input->pf_close = NULL;
p_input->pf_read = NULL;
p_input->pf_seek = NULL;
p_input->pf_set_area = NULL;
p_input->pf_set_program = NULL;
/* Initialize statistics */ /* Initialize statistics */
p_input->c_loops = 0; p_input->c_loops = 0;
......
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