#include <vlc_common.h>
#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 )
vlc_object_release( s );
}
+#undef stream_UrlNew
/****************************************************************************
* stream_UrlNew: create a stream from a access
****************************************************************************/
-stream_t *__stream_UrlNew( vlc_object_t *p_parent, const char *psz_url )
+stream_t *stream_UrlNew( vlc_object_t *p_parent, const char *psz_url )
{
const char *psz_access, *psz_demux;
char *psz_path;
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->psz_path = strdup( p_access->psz_path );
+ s->p_input = p_access->p_input;
+ s->psz_path = strdup( p_access->psz_location );
s->p_sys = p_sys = malloc( sizeof( *p_sys ) );
if( !s->psz_path || !s->p_sys )
{
goto error;
p_entry->i_size = p_access->info.i_size;
- p_entry->psz_path = strdup( p_access->psz_path );
+ p_entry->psz_path = strdup( p_access->psz_location );
if( !p_entry->psz_path )
{
free( p_entry );
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:
(p_sys->stat.i_read_time + 1);
msg_Dbg( s, "prebuffering done %"PRId64" bytes in %"PRId64"s - "
- "%"PRId64" kbytes/s",
+ "%"PRId64" KiB/s",
p_sys->stat.i_bytes,
p_sys->stat.i_read_time / INT64_C(1000000),
i_byterate / 1024 );
/* 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 );
* Method 2:
****************************************************************************/
static int AStreamRefillStream( stream_t *s );
+static int AStreamReadNoSeekStream( stream_t *s, void *p_read, unsigned int i_read );
static int AStreamReadStream( stream_t *s, void *p_read, unsigned int i_read )
{
stream_sys_t *p_sys = s->p_sys;
- stream_track_t *tk = &p_sys->stream.tk[p_sys->stream.i_tk];
-
- uint8_t *p_data = (uint8_t *)p_read;
- unsigned int i_data = 0;
- if( tk->i_start >= tk->i_end )
- return 0; /* EOF */
-
- if( p_data == NULL )
+ if( !p_read )
{
- /* seek within this stream if possible, else use plain old read and discard */
- stream_sys_t *p_sys = s->p_sys;
- access_t *p_access = p_sys->p_access;
+ const uint64_t i_pos_wanted = p_sys->i_pos + i_read;
- bool b_aseek;
- access_Control( p_access, ACCESS_CAN_SEEK, &b_aseek );
- if( b_aseek )
+ if( AStreamSeekStream( s, i_pos_wanted ) )
{
- const int64_t i_pos_wanted = p_sys->i_pos + i_read;
-
- if( AStreamSeekStream( s, i_pos_wanted ) )
- {
- if( p_sys->i_pos != i_pos_wanted )
- return 0;
- }
- return i_read;
- }
- }
-
-#ifdef STREAM_DEBUG
- msg_Dbg( s, "AStreamReadStream: %d pos=%"PRId64" tk=%d start=%"PRId64
- " offset=%d end=%"PRId64,
- i_read, p_sys->i_pos, p_sys->stream.i_tk,
- tk->i_start, p_sys->stream.i_offset, tk->i_end );
-#endif
-
- while( i_data < i_read )
- {
- int 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 ));
- int i_copy = __MIN( i_current, i_read - i_data );
-
- if( i_copy <= 0 ) break; /* EOF */
-
- /* Copy data */
- /* msg_Dbg( s, "AStreamReadStream: copy %d", i_copy ); */
- if( p_data )
- {
- memcpy( p_data, &tk->p_buffer[i_off], i_copy );
- p_data += i_copy;
- }
- i_data += i_copy;
- p_sys->stream.i_offset += i_copy;
-
- /* Update pos now */
- p_sys->i_pos += i_copy;
-
- /* */
- p_sys->stream.i_used += i_copy;
-
- if( tk->i_end - tk->i_start - p_sys->stream.i_offset <= i_read -i_data )
- {
- const int 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;
-
- if( AStreamRefillStream( s ) )
- {
- /* EOF */
- if( tk->i_start >= tk->i_end ) break;
- }
+ if( p_sys->i_pos != i_pos_wanted )
+ return 0;
}
+ return i_read;
}
-
- return i_data;
+ return AStreamReadNoSeekStream( s, p_read, i_read );
}
static int AStreamPeekStream( stream_t *s, const uint8_t **pp_peek, unsigned int i_read )
{
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;
- access_t *p_access = p_sys->p_access;
- bool b_aseek;
- bool b_afastseek;
- int i_maxth;
- int i_new;
- int i;
+
+ stream_track_t *p_current = &p_sys->stream.tk[p_sys->stream.i_tk];
+ access_t *p_access = p_sys->p_access;
+
+ if( p_current->i_start >= p_current->i_end && i_pos >= p_current->i_end )
+ return 0; /* EOF */
#ifdef STREAM_DEBUG
msg_Dbg( s, "AStreamSeekStream: to %"PRId64" pos=%"PRId64
" tk=%d start=%"PRId64" offset=%d end=%"PRId64,
i_pos, p_sys->i_pos, p_sys->stream.i_tk,
- p_sys->stream.tk[p_sys->stream.i_tk].i_start,
+ p_current->i_start,
p_sys->stream.i_offset,
- p_sys->stream.tk[p_sys->stream.i_tk].i_end );
+ p_current->i_end );
#endif
-
- /* Seek in our current track ? */
- if( i_pos >= p_sys->stream.tk[p_sys->stream.i_tk].i_start &&
- i_pos < p_sys->stream.tk[p_sys->stream.i_tk].i_end )
- {
- stream_track_t *tk = &p_sys->stream.tk[p_sys->stream.i_tk];
-#ifdef STREAM_DEBUG
- msg_Dbg( s, "AStreamSeekStream: current track" );
-#endif
- p_sys->i_pos = i_pos;
- p_sys->stream.i_offset = i_pos - tk->i_start;
-
- /* If there is not enough data left in the track, refill */
- /* \todo How to get a correct value for
- * - 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( p_sys->stream.i_used < STREAM_READ_ATONCE / 2 )
- {
- p_sys->stream.i_used = STREAM_READ_ATONCE / 2 ;
- AStreamRefillStream( s );
- }
- }
- return VLC_SUCCESS;
- }
-
+ bool b_aseek;
access_Control( p_access, ACCESS_CAN_SEEK, &b_aseek );
- if( !b_aseek )
+ if( !b_aseek && i_pos < p_current->i_start )
{
- /* We can't do nothing */
- msg_Dbg( s, "AStreamSeekStream: can't seek" );
+ msg_Warn( s, "AStreamSeekStream: can't seek" );
return VLC_EGENERIC;
}
- /* Date the current track */
- p_sys->stream.tk[p_sys->stream.i_tk].i_date = mdate();
+ bool b_afastseek;
+ access_Control( p_access, ACCESS_CAN_FASTSEEK, &b_afastseek );
- /* Try to reuse already read data */
- for( i = 0; i < STREAM_CACHE_TRACK; i++ )
- {
- stream_track_t *tk = &p_sys->stream.tk[i];
+ /* FIXME compute seek cost (instead of static 'stupid' value) */
+ uint64_t i_skip_threshold;
+ if( b_aseek )
+ i_skip_threshold = b_afastseek ? 128 : 3*p_sys->stream.i_read_size;
+ else
+ i_skip_threshold = INT64_MAX;
- if( i_pos >= tk->i_start && i_pos <= tk->i_end )
- {
-#ifdef STREAM_DEBUG
- msg_Dbg( s, "AStreamSeekStream: reusing %d start=%"PRId64
- " end=%"PRId64, i, tk->i_start, tk->i_end );
-#endif
+ /* Date the current track */
+ p_current->i_date = mdate();
- /* Seek at the end of the buffer */
- if( ASeek( s, tk->i_end ) ) return VLC_EGENERIC;
+ /* Search a new track slot */
+ stream_track_t *tk = NULL;
+ int i_tk_idx = -1;
- /* That's it */
- p_sys->i_pos = i_pos;
- p_sys->stream.i_tk = i;
- p_sys->stream.i_offset = i_pos - tk->i_start;
+ /* Prefer the current track */
+ 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 )
+ {
+ /* Try to maximize already read data */
+ for( int i = 0; i < STREAM_CACHE_TRACK; i++ )
+ {
+ stream_track_t *t = &p_sys->stream.tk[i];
- if( p_sys->stream.i_used < STREAM_READ_ATONCE )
- p_sys->stream.i_used = STREAM_READ_ATONCE;
+ if( t->i_start > i_pos || i_pos > t->i_end )
+ continue;
- if( AStreamRefillStream( s ) && i_pos == tk->i_end )
- return VLC_EGENERIC;
+ if( !tk || tk->i_end < t->i_end )
+ {
+ tk = t;
+ i_tk_idx = i;
+ }
+ }
+ }
+ if( !tk )
+ {
+ /* Use the oldest unused */
+ for( int i = 0; i < STREAM_CACHE_TRACK; i++ )
+ {
+ stream_track_t *t = &p_sys->stream.tk[i];
- return VLC_SUCCESS;
+ if( !tk || tk->i_date > t->i_date )
+ {
+ tk = t;
+ i_tk_idx = i;
+ }
}
}
+ assert( i_tk_idx >= 0 && i_tk_idx < STREAM_CACHE_TRACK );
- access_Control( p_access, ACCESS_CAN_SEEK, &b_afastseek );
- /* FIXME compute seek cost (instead of static 'stupid' value) */
- i_maxth = __MIN( p_sys->stream.i_read_size, STREAM_READ_ATONCE / 2 );
- if( !b_afastseek )
- i_maxth *= 3;
-
- /* FIXME TODO */
-#if 0
- /* Search closest segment TODO */
- for( i = 0; i < STREAM_CACHE_TRACK; i++ )
+ if( tk != p_current )
+ i_skip_threshold = 0;
+ if( tk->i_start <= i_pos && i_pos <= tk->i_end + i_skip_threshold )
{
- stream_track_t *tk = &p_sys->stream.tk[i];
-
- if( i_pos + i_maxth >= tk->i_start )
+#ifdef STREAM_DEBUG
+ msg_Err( s, "AStreamSeekStream: reusing %d start=%"PRId64
+ " end=%"PRId64"(%s)",
+ i_tk_idx, tk->i_start, tk->i_end,
+ tk != p_current ? "seek" : i_pos > tk->i_end ? "skip" : "noseek" );
+#endif
+ if( tk != p_current )
{
- msg_Dbg( s, "good segment before current pos, TODO" );
+ assert( b_aseek );
+
+ /* Seek at the end of the buffer
+ * TODO it is stupid to seek now, it would be better to delay it
+ */
+ if( ASeek( s, tk->i_end ) )
+ return VLC_EGENERIC;
}
- if( i_pos - i_maxth <= tk->i_end )
+ else if( i_pos > tk->i_end )
{
- msg_Dbg( s, "good segment after current pos, TODO" );
+ 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 );
+ if( AStreamReadNoSeekStream( s, NULL, i_read_max ) != i_read_max )
+ return VLC_EGENERIC;
+ i_skip -= i_read_max;
+ }
}
}
+ else
+ {
+#ifdef STREAM_DEBUG
+ msg_Err( s, "AStreamSeekStream: hard seek" );
#endif
+ /* Nothing good, seek and choose oldest segment */
+ if( ASeek( s, i_pos ) )
+ return VLC_EGENERIC;
- /* Nothing good, seek and choose oldest segment */
- if( ASeek( s, i_pos ) ) return VLC_EGENERIC;
+ tk->i_start = i_pos;
+ tk->i_end = i_pos;
+ }
+ p_sys->stream.i_offset = i_pos - tk->i_start;
+ p_sys->stream.i_tk = i_tk_idx;
p_sys->i_pos = i_pos;
- i_new = 0;
- for( i = 1; i < STREAM_CACHE_TRACK; i++ )
+ /* If there is not enough data left in the track, refill */
+ /* TODO How to get a correct value for
+ * - 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( p_sys->stream.tk[i].i_date < p_sys->stream.tk[i_new].i_date )
- i_new = i;
+ if( p_sys->stream.i_used < STREAM_READ_ATONCE / 2 )
+ p_sys->stream.i_used = STREAM_READ_ATONCE / 2;
+
+ if( AStreamRefillStream( s ) && i_pos == tk->i_end )
+ return VLC_EGENERIC;
}
+ return VLC_SUCCESS;
+}
- /* Reset the segment */
- p_sys->stream.i_tk = i_new;
- p_sys->stream.i_offset = 0;
- p_sys->stream.tk[i_new].i_start = i_pos;
- p_sys->stream.tk[i_new].i_end = i_pos;
+static int AStreamReadNoSeekStream( stream_t *s, void *p_read, unsigned int i_read )
+{
+ stream_sys_t *p_sys = s->p_sys;
+ stream_track_t *tk = &p_sys->stream.tk[p_sys->stream.i_tk];
- /* Read data */
- if( p_sys->stream.i_used < STREAM_READ_ATONCE / 2 )
- p_sys->stream.i_used = STREAM_READ_ATONCE / 2;
+ uint8_t *p_data = (uint8_t *)p_read;
+ unsigned int i_data = 0;
- if( AStreamRefillStream( s ) )
- return VLC_EGENERIC;
+ if( tk->i_start >= tk->i_end )
+ return 0; /* EOF */
- return VLC_SUCCESS;
+#ifdef STREAM_DEBUG
+ msg_Dbg( s, "AStreamReadStream: %d pos=%"PRId64" tk=%d start=%"PRId64
+ " offset=%d end=%"PRId64,
+ i_read, p_sys->i_pos, p_sys->stream.i_tk,
+ tk->i_start, p_sys->stream.i_offset, tk->i_end );
+#endif
+
+ while( i_data < i_read )
+ {
+ unsigned i_off = (tk->i_start + p_sys->stream.i_offset) % STREAM_CACHE_TRACK_SIZE;
+ unsigned int i_current =
+ __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 */
+
+ /* Copy data */
+ /* msg_Dbg( s, "AStreamReadStream: copy %d", i_copy ); */
+ if( p_data )
+ {
+ memcpy( p_data, &tk->p_buffer[i_off], i_copy );
+ p_data += i_copy;
+ }
+ i_data += i_copy;
+ p_sys->stream.i_offset += i_copy;
+
+ /* Update pos now */
+ p_sys->i_pos += i_copy;
+
+ /* */
+ p_sys->stream.i_used += i_copy;
+
+ if( tk->i_end + i_data <= tk->i_start + p_sys->stream.i_offset + i_read )
+ {
+ 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;
+
+ if( AStreamRefillStream( s ) )
+ {
+ /* EOF */
+ if( tk->i_start >= tk->i_end ) break;
+ }
+ }
+ }
+
+ return i_data;
}
+
static int AStreamRefillStream( stream_t *s )
{
stream_sys_t *p_sys = s->p_sys;
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);
msg_Dbg( s, "pre-buffering done %"PRId64" bytes in %"PRId64"s - "
- "%"PRId64" kbytes/s",
+ "%"PRId64" KiB/s",
p_sys->stat.i_bytes,
p_sys->stat.i_read_time / INT64_C(1000000),
i_byterate / 1024 );
}
/* */
- 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 );
}
}
}
{
/* UTF-8: 0A <LF> */
psz_eol = memchr( p_data, '\n', i_data );
+ if( psz_eol == NULL )
+ /* UTF-8: 0D <CR> */
+ psz_eol = memchr( p_data, '\r', i_data );
}
else
{
- const uint8_t *p = p_data;
- const uint8_t *p_last = p + i_data - s->p_text->i_char_width;
+ const uint8_t *p_last = p_data + i_data - s->p_text->i_char_width;
+ uint16_t eol = s->p_text->b_little_endian ? 0x0A00 : 0x00A0;
- if( s->p_text->i_char_width == 2 )
+ assert( s->p_text->i_char_width == 2 );
+ psz_eol = NULL;
+ /* UTF-16: 000A <LF> */
+ for( const uint8_t *p = p_data; p <= p_last; p += 2 )
{
- if( s->p_text->b_little_endian == true)
- {
- /* UTF-16LE: 0A 00 <LF> */
- while( p <= p_last && ( p[0] != 0x0A || p[1] != 0x00 ) )
- p += 2;
- }
- else
+ if( U16_AT( p ) == eol )
{
- /* UTF-16BE: 00 0A <LF> */
- while( p <= p_last && ( p[1] != 0x0A || p[0] != 0x00 ) )
- p += 2;
+ psz_eol = (char *)p + 1;
+ break;
}
}
- if( p > p_last )
- {
- psz_eol = NULL;
- }
- else
- {
- psz_eol = (char *)p + ( s->p_text->i_char_width - 1 );
+ if( psz_eol == NULL )
+ { /* UTF-16: 000D <CR> */
+ eol = s->p_text->b_little_endian ? 0x0D00 : 0x00D0;
+ for( const uint8_t *p = p_data; p <= p_last; p += 2 )
+ {
+ if( U16_AT( p ) == eol )
+ {
+ psz_eol = (char *)p + 1;
+ break;
+ }
+ }
}
}
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 )
{