* stream_output.h : stream output module
*****************************************************************************
* Copyright (C) 2002 VideoLAN
- * $Id: stream_output.h,v 1.4 2003/01/13 02:33:13 fenrir Exp $
+ * $Id: stream_output.h,v 1.10 2003/04/13 20:00:20 fenrir Exp $
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
* Laurent Aimar <fenrir@via.ecp.fr>
* i_size: size of valid data
*
*/
+#define SOUT_BUFFER_FLAGS_HEADER 0x0001
struct sout_buffer_t
{
size_t i_allocated_size;
mtime_t i_dts;
mtime_t i_pts;
+ uint32_t i_flags;
int i_bitrate;
struct sout_buffer_t *p_next;
};
-struct sout_packet_format_t
+struct sout_format_t
{
- int i_cat; // AUDIO_ES, VIDEO_ES, SPU_ES
+ int i_cat;
vlc_fourcc_t i_fourcc;
- void *p_format; // WAVEFORMATEX or BITMAPINFOHEADER
+ /* audio */
+ int i_sample_rate;
+ int i_channels;
+ int i_block_align;
+
+ /* video */
+ int i_width;
+ int i_height;
+
+ int i_bitrate;
+ int i_extra_data;
+ uint8_t *p_extra_data;
};
sout_buffer_t **pp_last;
};
+typedef struct sout_stream_id_t sout_stream_id_t;
+
+/* for mux */
struct sout_input_t
{
- vlc_mutex_t lock;
+ sout_instance_t *p_sout;
- sout_instance_t *p_sout;
+ sout_format_t *p_fmt;
+ sout_fifo_t *p_fifo;
+
+ void *p_sys;
+};
- sout_packet_format_t input_format;
- sout_fifo_t *p_fifo;
+/* for packetizer */
+struct sout_packetizer_input_t
+{
- void *p_mux_data;
+ sout_instance_t *p_sout;
+
+ sout_format_t *p_fmt;
+
+ sout_stream_id_t *id;
};
+
#define SOUT_METHOD_NONE 0x00
#define SOUT_METHOD_FILE 0x10
#define SOUT_METHOD_NETWORK 0x20
-struct sout_instance_t
+typedef struct sout_access_out_sys_t sout_access_out_sys_t;
+struct sout_access_out_t
+{
+ VLC_COMMON_MEMBERS
+
+ module_t *p_module;
+
+ sout_instance_t *p_sout;
+
+ char *psz_access;
+ char *psz_name;
+ sout_access_out_sys_t *p_sys;
+ int (* pf_seek )( sout_access_out_t *,
+ off_t );
+ int (* pf_write )( sout_access_out_t *,
+ sout_buffer_t * );
+};
+/*
+ * i_query parameter of pf_mux_capacity
+ */
+/* SOUT_MUX_CAP_GET_ADD_STREAM_ANY_TIME: p_args=NULL, p_answer=&boolean */
+#define SOUT_MUX_CAP_GET_ADD_STREAM_ANY_TIME 0x01
+/* SOUT_MUX_CAP_GET_STREAMABLE: p_args=NULL, p_answer=&boolean */
+#define SOUT_MUX_CAP_GET_STREAMABLE 0x02
+/*
+ * return error code
+ */
+#define SOUT_MUX_CAP_ERR_OK 0x00
+#define SOUT_MUX_CAP_ERR_UNKNOWN 0x01
+#define SOUT_MUX_CAP_ERR_UNIMPLEMENTED 0x02
+
+typedef struct sout_mux_sys_t sout_mux_sys_t;
+struct sout_mux_t
{
VLC_COMMON_MEMBERS
+ module_t *p_module;
- char * psz_dest;
- char * psz_access;
- char * psz_mux;
- char * psz_name;
+ sout_instance_t *p_sout;
- module_t *p_access;
- int i_method;
- void *p_access_data;
- int i_access_preheader;
- int (* pf_write )( sout_instance_t *, sout_buffer_t * );
- int (* pf_seek )( sout_instance_t *, off_t );
+ char *psz_mux;
- module_t *p_mux;
- void *p_mux_data;
- int i_mux_preheader;
- int (* pf_mux_addstream )( sout_instance_t *,
- sout_input_t * );
- int (* pf_mux_delstream )( sout_instance_t *,
- sout_input_t * );
- int (* pf_mux ) ( sout_instance_t * );
+ sout_access_out_t *p_access;
+ int i_preheader;
+ int (* pf_capacity) ( sout_mux_t *,
+ int, void *, void *);
+ int (* pf_addstream )( sout_mux_t *,
+ sout_input_t * );
+ int (* pf_delstream )( sout_mux_t *,
+ sout_input_t * );
+ int (* pf_mux ) ( sout_mux_t * );
- vlc_mutex_t lock;
+ /* here are all inputs accepted by muxer */
int i_nb_inputs;
sout_input_t **pp_inputs;
+
+
+ /* mux private */
+ sout_mux_sys_t *p_sys;
+
+// /* creater private */
+// void *p_sys_owner;
+
+ /* XXX private to stream_output.c */
+ /* if muxer doesn't support adding stream at any time then we first wait
+ * for stream then we refuse all stream and start muxing */
+ vlc_bool_t b_add_stream_any_time;
+ vlc_bool_t b_waiting_stream;
+ /* we wait one second after first stream added */
+ mtime_t i_add_stream_start;
};
+struct sout_cfg_t
+{
+ sout_cfg_t *p_next;
+
+ char *psz_name;
+ char *psz_value;
+};
+
+typedef struct sout_stream_sys_t sout_stream_sys_t;
+struct sout_stream_t
+{
+ VLC_COMMON_MEMBERS
+
+ module_t *p_module;
+ sout_instance_t *p_sout;
+
+ char *psz_name;
+ sout_cfg_t *p_cfg;
+ char *psz_next;
+
+ /* add, remove a stream */
+ sout_stream_id_t * (*pf_add) ( sout_stream_t *, sout_format_t * );
+ int (*pf_del) ( sout_stream_t *, sout_stream_id_t * );
+
+ /* manage a packet */
+ int (*pf_send)( sout_stream_t *, sout_stream_id_t *, sout_buffer_t* );
+
+ /* private */
+ sout_stream_sys_t *p_sys;
+};
+
+typedef struct sout_instance_sys_t sout_instance_sys_t;
+struct sout_instance_t
+{
+ VLC_COMMON_MEMBERS
+
+ char * psz_sout;
+ char * psz_chain;
+
+ /* muxer data */
+ int i_preheader; /* max over all muxer */
+
+ vlc_mutex_t lock;
+ sout_stream_t *p_stream;
+
+ /* sout private */
+ sout_instance_sys_t *p_sys;
+};
+/* some macro */
+#define TAB_APPEND( count, tab, p ) \
+ if( (count) > 0 ) \
+ { \
+ (tab) = realloc( (tab), sizeof( void ** ) * ( (count) + 1 ) ); \
+ } \
+ else \
+ { \
+ (tab) = malloc( sizeof( void ** ) ); \
+ } \
+ (void**)(tab)[(count)] = (void*)(p); \
+ (count)++
+
+#define TAB_FIND( count, tab, p, index ) \
+ { \
+ int _i_; \
+ (index) = -1; \
+ for( _i_ = 0; _i_ < (count); _i_++ ) \
+ { \
+ if((void**)(tab)[_i_]==(void*)(p)) \
+ { \
+ (index) = _i_; \
+ break; \
+ } \
+ } \
+ }
+
+#define TAB_REMOVE( count, tab, p ) \
+ { \
+ int i_index; \
+ TAB_FIND( count, tab, p, i_index ); \
+ if( i_index >= 0 ) \
+ { \
+ if( count > 1 ) \
+ { \
+ memmove( ((void**)tab + i_index), \
+ ((void**)tab + i_index+1), \
+ ( (count) - i_index - 1 ) * sizeof( void* ) );\
+ } \
+ else \
+ { \
+ free( tab ); \
+ (tab) = NULL; \
+ } \
+ (count)--; \
+ } \
+ }
+
+static inline sout_cfg_t *sout_cfg_find( sout_cfg_t *p_cfg, char *psz_name )
+{
+ while( p_cfg && strcmp( p_cfg->psz_name, psz_name ) )
+ {
+ p_cfg = p_cfg->p_next;
+ }
+
+ return p_cfg;
+}
+
+static inline char *sout_cfg_find_value( sout_cfg_t *p_cfg, char *psz_name )
+{
+ while( p_cfg && strcmp( p_cfg->psz_name, psz_name ) )
+ {
+ p_cfg = p_cfg->p_next;
+ }
+
+ if( p_cfg && p_cfg->psz_value )
+ {
+ return( p_cfg->psz_value );
+ }
+
+ return NULL;
+}
/*****************************************************************************
* Prototypes
*****************************************************************************/
#define sout_InputNew( a, b ) __sout_InputNew( VLC_OBJECT(a), b )
-VLC_EXPORT( sout_input_t *, __sout_InputNew, ( vlc_object_t *, sout_packet_format_t * ) );
-VLC_EXPORT( int, sout_InputDelete, ( sout_input_t * ) );
-VLC_EXPORT( int, sout_InputSendBuffer, ( sout_input_t *, sout_buffer_t* ) );
+VLC_EXPORT( sout_packetizer_input_t *, __sout_InputNew, ( vlc_object_t *, sout_format_t * ) );
+VLC_EXPORT( int, sout_InputDelete, ( sout_packetizer_input_t * ) );
+VLC_EXPORT( int, sout_InputSendBuffer, ( sout_packetizer_input_t *, sout_buffer_t* ) );
VLC_EXPORT( sout_buffer_t*, sout_BufferNew, ( sout_instance_t *, size_t ) );
VLC_EXPORT( int, sout_BufferRealloc,( sout_instance_t *, sout_buffer_t*, size_t ) );
VLC_EXPORT( sout_buffer_t*, sout_BufferDuplicate,(sout_instance_t *, sout_buffer_t * ) );
VLC_EXPORT( void, sout_BufferChain, ( sout_buffer_t **, sout_buffer_t * ) );
+VLC_EXPORT( sout_access_out_t *, sout_AccessOutNew, ( sout_instance_t *, char *psz_access, char *psz_name ) );
+VLC_EXPORT( void, sout_AccessOutDelete, ( sout_access_out_t * ) );
+VLC_EXPORT( int, sout_AccessOutSeek, ( sout_access_out_t *, off_t ) );
+VLC_EXPORT( int, sout_AccessOutWrite, ( sout_access_out_t *, sout_buffer_t * ) );
+
+VLC_EXPORT( sout_mux_t *, sout_MuxNew, ( sout_instance_t*, char *, sout_access_out_t * ) );
+VLC_EXPORT( sout_input_t *, sout_MuxAddStream, ( sout_mux_t *, sout_format_t * ) );
+VLC_EXPORT( void, sout_MuxDeleteStream, ( sout_mux_t *, sout_input_t * ) );
+VLC_EXPORT( void, sout_MuxDelete, ( sout_mux_t * ) );
+VLC_EXPORT( void, sout_MuxSendBuffer, ( sout_mux_t *, sout_input_t *, sout_buffer_t * ) );
+
+VLC_EXPORT( char *, sout_cfg_parser, ( char **, sout_cfg_t **, char * ) );
+VLC_EXPORT( sout_stream_t *, sout_stream_new, ( sout_instance_t *, char *psz_chain ) );
+VLC_EXPORT( void, sout_stream_delete, ( sout_stream_t *p_stream ) );
+