#include <vlc_strings.h>
#include <vlc_osd.h>
#include <vlc_charset.h>
+#include <vlc_memory.h>
#include <libvlc.h>
{
int64_t i_date;
- int64_t i_start;
- int64_t i_end;
+ uint64_t i_start;
+ uint64_t i_end;
uint8_t *p_buffer;
typedef struct
{
char *psz_path;
- int64_t i_size;
+ uint64_t i_size;
} access_entry_t;
stream_read_method_t method; /* method to use */
- int64_t i_pos; /* Current reading offset */
+ uint64_t i_pos; /* Current reading offset */
/* Method 1: pf_block */
struct
{
- int64_t i_start; /* Offset of block for p_first */
- int64_t i_offset; /* Offset for data in p_current */
+ uint64_t i_start; /* Offset of block for p_first */
+ uint64_t i_offset; /* Offset for data in p_current */
block_t *p_current; /* Current block */
- int i_size; /* Total amount of data in the list */
+ uint64_t i_size; /* Total amount of data in the list */
block_t *p_first;
block_t **pp_last;
/* Method 2: for pf_read */
struct
{
- int i_offset; /* Buffer offset in the current track */
- int i_tk; /* Current track */
+ unsigned i_offset; /* Buffer offset in the current track */
+ int i_tk; /* Current track */
stream_track_t tk[STREAM_CACHE_TRACK];
/* Global buffer */
uint8_t *p_buffer;
/* */
- int i_used; /* Used since last read */
- int i_read_size;
+ unsigned i_used; /* Used since last read */
+ unsigned i_read_size;
} stream;
bool b_fastseek; /* From access */
/* Stat about reading data */
- int64_t i_read_count;
- int64_t i_bytes;
- int64_t i_read_time;
+ uint64_t i_read_count;
+ uint64_t i_bytes;
+ uint64_t i_read_time;
/* Stat about seek */
- int i_seek_count;
- int64_t i_seek_time;
+ unsigned i_seek_count;
+ uint64_t i_seek_time;
} stat;
/* Method 1: */
static int AStreamReadBlock( stream_t *s, void *p_read, unsigned int i_read );
static int AStreamPeekBlock( stream_t *s, const uint8_t **p_peek, unsigned int i_read );
-static int AStreamSeekBlock( stream_t *s, int64_t i_pos );
+static int AStreamSeekBlock( stream_t *s, uint64_t i_pos );
static void AStreamPrebufferBlock( stream_t *s );
static block_t *AReadBlock( stream_t *s, bool *pb_eof );
/* Method 2 */
static int AStreamReadStream( stream_t *s, void *p_read, unsigned int i_read );
static int AStreamPeekStream( stream_t *s, const uint8_t **pp_peek, unsigned int i_read );
-static int AStreamSeekStream( stream_t *s, int64_t i_pos );
+static int AStreamSeekStream( stream_t *s, uint64_t i_pos );
static void AStreamPrebufferStream( stream_t *s );
static int AReadStream( stream_t *s, void *p_read, unsigned int i_read );
static int AStreamControl( stream_t *s, int i_query, va_list );
static void AStreamDestroy( stream_t *s );
static void UStreamDestroy( stream_t *s );
-static int ASeek( stream_t *s, int64_t i_pos );
+static int ASeek( stream_t *s, uint64_t i_pos );
/****************************************************************************
* stream_CommonNew: create an empty stream structure
return s;
}
+
void stream_CommonDelete( stream_t *s )
{
if( s->p_text )
strcpy( psz_dup, psz_url );
input_SplitMRL( &psz_access, &psz_demux, &psz_path, psz_dup );
+ /* Get a weak link to the parent input */
+ /* FIXME: This should probably be removed in favor of a NULL input. */
+ input_thread_t *p_input = (input_thread_t *)vlc_object_find( p_parent, VLC_OBJECT_INPUT, FIND_PARENT );
+
/* Now try a real access */
- p_access = access_New( p_parent, psz_access, psz_demux, psz_path );
+ p_access = access_New( p_parent, p_input, psz_access, psz_demux, psz_path );
+
+ if(p_input)
+ vlc_object_release((vlc_object_t*)p_input);
if( p_access == NULL )
{
if( !s )
return NULL;
+ s->p_input = p_access->p_input;
s->psz_path = strdup( p_access->psz_path );
s->p_sys = p_sys = malloc( sizeof( *p_sys ) );
if( !s->psz_path || !s->p_sys )
if( !psz_name )
break;
- access_t *p_tmp = access_New( p_access,
+ access_t *p_tmp = access_New( p_access, p_access->p_input,
p_access->psz_access, "", psz_name );
if( !p_tmp )
continue;
free( p_sys->list[--(p_sys->i_list)] );
free( p_sys->list );
free( s->p_sys );
- vlc_object_detach( s );
stream_CommonDelete( s );
return NULL;
}
{
stream_sys_t *p_sys = s->p_sys;
- vlc_object_detach( s );
-
if( p_sys->method == STREAM_METHOD_BLOCK )
block_ChainRelease( p_sys->block.p_first );
else
stream_sys_t *p_sys = s->p_sys;
access_t *p_access = p_sys->p_access;
- bool *p_bool;
- int64_t *pi_64, i_64;
- int i_int;
+ bool *p_bool;
+ uint64_t *pi_64, i_64;
+ int i_int;
switch( i_query )
{
case STREAM_GET_SIZE:
- pi_64 = (int64_t*)va_arg( args, int64_t * );
+ pi_64 = va_arg( args, uint64_t * );
if( s->p_sys->i_list )
{
int i;
break;
case STREAM_GET_POSITION:
- pi_64 = (int64_t*)va_arg( args, int64_t * );
+ pi_64 = va_arg( args, uint64_t * );
*pi_64 = p_sys->i_pos;
break;
case STREAM_SET_POSITION:
- i_64 = (int64_t)va_arg( args, int64_t );
+ i_64 = va_arg( args, uint64_t );
switch( p_sys->method )
{
case STREAM_METHOD_BLOCK:
/* We need to create a local copy */
if( p_sys->i_peek < i_read )
{
- p_sys->p_peek = realloc( p_sys->p_peek, i_read );
+ p_sys->p_peek = realloc_or_free( p_sys->p_peek, i_read );
if( !p_sys->p_peek )
{
p_sys->i_peek = 0;
return i_data;
}
-static int AStreamSeekBlock( stream_t *s, int64_t i_pos )
+static int AStreamSeekBlock( stream_t *s, uint64_t i_pos )
{
stream_sys_t *p_sys = s->p_sys;
access_t *p_access = p_sys->p_access;
bool b_seek;
/* We already have thoses data, just update p_current/i_offset */
- if( i_offset >= 0 && i_offset < p_sys->block.i_size )
+ if( i_offset >= 0 && (uint64_t)i_offset < p_sys->block.i_size )
{
block_t *b = p_sys->block.p_first;
int i_current = 0;
- while( i_current + b->i_buffer < i_offset )
+ while( i_current + b->i_buffer < (uint64_t)i_offset )
{
i_current += b->i_buffer;
b = b->p_next;
{
do
{
- /* Read and skip enough data */
- if( AStreamRefillBlock( s ) )
- return VLC_EGENERIC;
-
while( p_sys->block.p_current &&
- p_sys->i_pos + p_sys->block.p_current->i_buffer - p_sys->block.i_offset < i_pos )
+ p_sys->i_pos + p_sys->block.p_current->i_buffer - p_sys->block.i_offset <= i_pos )
{
p_sys->i_pos += p_sys->block.p_current->i_buffer - p_sys->block.i_offset;
p_sys->block.p_current = p_sys->block.p_current->p_next;
p_sys->block.i_offset = 0;
}
+ if( !p_sys->block.p_current && AStreamRefillBlock( s ) )
+ {
+ if( p_sys->i_pos != i_pos )
+ return VLC_EGENERIC;
+ }
}
while( p_sys->block.i_start + p_sys->block.i_size < i_pos );
if( !p_read )
{
- const int64_t i_pos_wanted = p_sys->i_pos + i_read;
+ const uint64_t i_pos_wanted = p_sys->i_pos + i_read;
if( AStreamSeekStream( s, i_pos_wanted ) )
{
{
stream_sys_t *p_sys = s->p_sys;
stream_track_t *tk = &p_sys->stream.tk[p_sys->stream.i_tk];
- int64_t i_off;
+ uint64_t i_off;
if( tk->i_start >= tk->i_end ) return 0; /* EOF */
if( i_read > STREAM_CACHE_TRACK_SIZE / 2 )
i_read = STREAM_CACHE_TRACK_SIZE / 2;
- while( tk->i_end - tk->i_start - p_sys->stream.i_offset < i_read )
+ while( tk->i_end < tk->i_start + p_sys->stream.i_offset + i_read )
{
if( p_sys->stream.i_used <= 1 )
{
/* Be sure we will read something */
- p_sys->stream.i_used += i_read -
- (tk->i_end - tk->i_start - p_sys->stream.i_offset);
+ p_sys->stream.i_used += tk->i_start + p_sys->stream.i_offset + i_read - tk->i_end;
}
if( AStreamRefillStream( s ) ) break;
}
- if( tk->i_end - tk->i_start - p_sys->stream.i_offset < i_read )
+ if( tk->i_end < tk->i_start + p_sys->stream.i_offset + i_read )
+ {
i_read = tk->i_end - tk->i_start - p_sys->stream.i_offset;
+ }
+
/* Now, direct pointer or a copy ? */
i_off = (tk->i_start + p_sys->stream.i_offset) % STREAM_CACHE_TRACK_SIZE;
if( p_sys->i_peek < i_read )
{
- p_sys->p_peek = realloc( p_sys->p_peek, i_read );
+ p_sys->p_peek = realloc_or_free( p_sys->p_peek, i_read );
if( !p_sys->p_peek )
{
p_sys->i_peek = 0;
return i_read;
}
-static int AStreamSeekStream( stream_t *s, int64_t i_pos )
+static int AStreamSeekStream( stream_t *s, uint64_t i_pos )
{
stream_sys_t *p_sys = s->p_sys;
}
bool b_afastseek;
- access_Control( p_access, ACCESS_CAN_SEEK, &b_afastseek );
+ access_Control( p_access, ACCESS_CAN_FASTSEEK, &b_afastseek );
/* FIXME compute seek cost (instead of static 'stupid' value) */
- int64_t i_skip_threshold;
+ uint64_t i_skip_threshold;
if( b_aseek )
i_skip_threshold = b_afastseek ? 128 : 3*p_sys->stream.i_read_size;
else
int i_tk_idx = -1;
/* Prefer the current track */
- if( p_current->i_start <= i_pos && i_pos - p_current->i_end <= i_skip_threshold )
+ if( p_current->i_start <= i_pos && i_pos <= p_current->i_end + i_skip_threshold )
{
tk = p_current;
i_tk_idx = p_sys->stream.i_tk;
if( tk != p_current )
i_skip_threshold = 0;
- if( tk->i_start <= i_pos && i_pos - tk->i_end <= i_skip_threshold )
+ if( tk->i_start <= i_pos && i_pos <= tk->i_end + i_skip_threshold )
{
#ifdef STREAM_DEBUG
msg_Err( s, "AStreamSeekStream: reusing %d start=%"PRId64
if( ASeek( s, tk->i_end ) )
return VLC_EGENERIC;
}
- else
+ else if( i_pos > tk->i_end )
{
- int64_t i_skip = i_pos - tk->i_end;
+ uint64_t i_skip = i_pos - tk->i_end;
while( i_skip > 0 )
{
const int i_read_max = __MIN( 10 * STREAM_READ_ATONCE, i_skip );
* - refilling threshold
* - how much to refill
*/
- if( (tk->i_end - tk->i_start) - p_sys->stream.i_offset < p_sys->stream.i_read_size )
+ if( tk->i_end < tk->i_start + p_sys->stream.i_offset + p_sys->stream.i_read_size )
{
if( p_sys->stream.i_used < STREAM_READ_ATONCE / 2 )
p_sys->stream.i_used = STREAM_READ_ATONCE / 2;
while( i_data < i_read )
{
- int i_off = (tk->i_start + p_sys->stream.i_offset) %
- STREAM_CACHE_TRACK_SIZE;
+ unsigned i_off = (tk->i_start + p_sys->stream.i_offset) % STREAM_CACHE_TRACK_SIZE;
unsigned int i_current =
- __MAX(0,__MIN( tk->i_end - tk->i_start - p_sys->stream.i_offset,
- STREAM_CACHE_TRACK_SIZE - i_off ));
+ __MIN( tk->i_end - tk->i_start - p_sys->stream.i_offset,
+ STREAM_CACHE_TRACK_SIZE - i_off );
int i_copy = __MIN( i_current, i_read - i_data );
if( i_copy <= 0 ) break; /* EOF */
/* */
p_sys->stream.i_used += i_copy;
- if( tk->i_end - tk->i_start - p_sys->stream.i_offset <= i_read -i_data )
+ if( tk->i_end + i_data <= tk->i_start + p_sys->stream.i_offset + i_read )
{
- const int i_read_requested = __MAX( __MIN( i_read - i_data,
- STREAM_READ_ATONCE * 10 ),
- STREAM_READ_ATONCE / 2 );
+ const unsigned i_read_requested = __MAX( __MIN( i_read - i_data,
+ STREAM_READ_ATONCE * 10 ),
+ STREAM_READ_ATONCE / 2 );
if( p_sys->stream.i_used < i_read_requested )
p_sys->stream.i_used = i_read_requested;
tk->i_end += i_read;
/* Windows of STREAM_CACHE_TRACK_SIZE */
- if( tk->i_end - tk->i_start > STREAM_CACHE_TRACK_SIZE )
+ if( tk->i_start + STREAM_CACHE_TRACK_SIZE < tk->i_end )
{
- int i_invalid = tk->i_end - tk->i_start - STREAM_CACHE_TRACK_SIZE;
+ unsigned i_invalid = tk->i_end - tk->i_start - STREAM_CACHE_TRACK_SIZE;
tk->i_start += i_invalid;
p_sys->stream.i_offset -= i_invalid;
int64_t i_date = mdate();
int i_read;
+ int i_buffered = tk->i_end - tk->i_start;
- if( s->b_die || tk->i_end >= STREAM_CACHE_PREBUFFER_SIZE )
+ if( s->b_die || i_buffered >= STREAM_CACHE_PREBUFFER_SIZE )
{
int64_t i_byterate;
/* Update stat */
- p_sys->stat.i_bytes = tk->i_end - tk->i_start;
+ p_sys->stat.i_bytes = i_buffered;
p_sys->stat.i_read_time = i_date - i_start;
i_byterate = ( INT64_C(1000000) * p_sys->stat.i_bytes ) /
(p_sys->stat.i_read_time+1);
}
/* */
- i_read = STREAM_CACHE_TRACK_SIZE - tk->i_end;
- i_read = __MIN( p_sys->stream.i_read_size, i_read );
- i_read = AReadStream( s, &tk->p_buffer[tk->i_end], i_read );
+ i_read = STREAM_CACHE_TRACK_SIZE - i_buffered;
+ i_read = __MIN( (int)p_sys->stream.i_read_size, i_read );
+ i_read = AReadStream( s, &tk->p_buffer[i_buffered], i_read );
if( i_read < 0 )
continue;
else if( i_read == 0 )
}
/* FIXME that's UGLY */
- input_thread_t *p_input;
- p_input = (input_thread_t *)vlc_object_find( s, VLC_OBJECT_INPUT, FIND_PARENT );
+ input_thread_t *p_input = s->p_input;
if( p_input != NULL)
{
var_Create( p_input, "subsdec-encoding", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
var_SetString( p_input, "subsdec-encoding", "UTF-8" );
- vlc_object_release( p_input );
}
}
}
if( psz_eol )
{
i_data = (psz_eol - (char *)p_data) + 1;
- p_line = realloc( p_line, i_line + i_data + s->p_text->i_char_width ); /* add \0 */
+ p_line = realloc_or_free( p_line,
+ i_line + i_data + s->p_text->i_char_width ); /* add \0 */
if( !p_line )
goto error;
i_data = stream_Read( s, &p_line[i_line], i_data );
}
/* Read data (+1 for easy \0 append) */
- p_line = realloc( p_line, i_line + STREAM_PROBE_LINE + s->p_text->i_char_width );
+ p_line = realloc_or_free( p_line,
+ i_line + STREAM_PROBE_LINE + s->p_text->i_char_width );
if( !p_line )
goto error;
i_data = stream_Read( s, &p_line[i_line], STREAM_PROBE_LINE );
msg_Dbg( s, "opening input `%s'", psz_name );
- p_list_access = access_New( s, p_access->psz_access, "", psz_name );
+ p_list_access = access_New( s, s->p_input, p_access->psz_access, "", psz_name );
if( !p_list_access ) return 0;
msg_Dbg( s, "opening input `%s'", psz_name );
- p_list_access = access_New( s, p_access->psz_access, "", psz_name );
+ p_list_access = access_New( s, s->p_input, p_access->psz_access, "", psz_name );
if( !p_list_access ) return 0;
return p_block;
}
-static int ASeek( stream_t *s, int64_t i_pos )
+static int ASeek( stream_t *s, uint64_t i_pos )
{
stream_sys_t *p_sys = s->p_sys;
access_t *p_access = p_sys->p_access;
if( i != p_sys->i_list_index && i != 0 )
{
p_list_access =
- access_New( s, p_access->psz_access, "", psz_name );
+ access_New( s, s->p_input, p_access->psz_access, "", psz_name );
}
else if( i != p_sys->i_list_index )
{