X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fstream_output%2Fstream_output.c;h=3e2915d4369525cc3a6fc551742f9d781ed446e0;hb=5abd375cc1ae4ba126f35a303d904b13fa8c609c;hp=a6672dede5784847466da56805d9bda44a0beec1;hpb=ec6a7b8ec1fc9f070d1d5242836b1d643f9f2dd8;p=vlc diff --git a/src/stream_output/stream_output.c b/src/stream_output/stream_output.c index a6672dede5..3e2915d436 100644 --- a/src/stream_output/stream_output.c +++ b/src/stream_output/stream_output.c @@ -31,6 +31,8 @@ # include "config.h" #endif +#include + #include #include /* free() */ @@ -44,6 +46,7 @@ #include #include #include +#include #include "input/input_interface.h" @@ -53,9 +56,7 @@ /***************************************************************************** * Local prototypes *****************************************************************************/ -#define sout_stream_url_to_chain( p, s ) \ - _sout_stream_url_to_chain( VLC_OBJECT(p), s ) -static char *_sout_stream_url_to_chain( vlc_object_t *, const char * ); +static char *sout_stream_url_to_chain( bool, const char * ); /* * Generic MRL parser @@ -74,20 +75,35 @@ static int mrl_Parse( mrl_t *p_mrl, const char *psz_mrl ); /* mrl_Clean: clean p_mrl after a call to mrl_Parse */ static void mrl_Clean( mrl_t *p_mrl ); +#undef sout_NewInstance + /***************************************************************************** * sout_NewInstance: creates a new stream output instance *****************************************************************************/ -sout_instance_t *__sout_NewInstance( vlc_object_t *p_parent, const char *psz_dest ) +sout_instance_t *sout_NewInstance( vlc_object_t *p_parent, const char *psz_dest ) { - static const char typename[] = "stream output"; sout_instance_t *p_sout; + char *psz_chain; + if( psz_dest && psz_dest[0] == '#' ) + { + psz_chain = strdup( &psz_dest[1] ); + } + else + { + psz_chain = sout_stream_url_to_chain( + var_InheritBool(p_parent, "sout-display"), psz_dest ); + } + if(!psz_chain) + return NULL; + /* *** Allocate descriptor *** */ - p_sout = vlc_custom_create( p_parent, sizeof( *p_sout ), - VLC_OBJECT_GENERIC, typename ); + p_sout = vlc_custom_create( p_parent, sizeof( *p_sout ), "stream output" ); if( p_sout == NULL ) return NULL; + msg_Dbg( p_sout, "using sout chain=`%s'", psz_chain ); + /* *** init descriptor *** */ p_sout->psz_sout = strdup( psz_dest ); p_sout->p_meta = NULL; @@ -95,38 +111,24 @@ sout_instance_t *__sout_NewInstance( vlc_object_t *p_parent, const char *psz_des p_sout->p_sys = NULL; vlc_mutex_init( &p_sout->lock ); - if( psz_dest && psz_dest[0] == '#' ) - { - p_sout->psz_chain = strdup( &psz_dest[1] ); - } - else - { - p_sout->psz_chain = sout_stream_url_to_chain( p_sout, psz_dest ); - msg_Dbg( p_sout, "using sout chain=`%s'", p_sout->psz_chain ); - } p_sout->p_stream = NULL; - /* attach it for inherit */ - vlc_object_attach( p_sout, p_parent ); - - /* */ var_Create( p_sout, "sout-mux-caching", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT ); - /* */ - p_sout->p_stream = sout_StreamNew( p_sout, p_sout->psz_chain ); - if( p_sout->p_stream == NULL ) + p_sout->p_stream = sout_StreamChainNew( p_sout, psz_chain, NULL, NULL ); + if( p_sout->p_stream ) { - msg_Err( p_sout, "stream chain failed for `%s'", p_sout->psz_chain ); + free( psz_chain ); + return p_sout; + } - FREENULL( p_sout->psz_sout ); - FREENULL( p_sout->psz_chain ); + msg_Err( p_sout, "stream chain failed for `%s'", psz_chain ); + free( psz_chain ); - vlc_object_detach( p_sout ); - vlc_object_release( p_sout ); - return NULL; - } + FREENULL( p_sout->psz_sout ); - return p_sout; + vlc_object_release( p_sout ); + return NULL; } /***************************************************************************** @@ -135,11 +137,10 @@ sout_instance_t *__sout_NewInstance( vlc_object_t *p_parent, const char *psz_des void sout_DeleteInstance( sout_instance_t * p_sout ) { /* remove the stream out chain */ - sout_StreamDelete( p_sout->p_stream ); + sout_StreamChainDelete( p_sout->p_stream, NULL ); /* *** free all string *** */ FREENULL( p_sout->psz_sout ); - FREENULL( p_sout->psz_chain ); /* delete meta */ if( p_sout->p_meta ) @@ -153,50 +154,6 @@ void sout_DeleteInstance( sout_instance_t * p_sout ) vlc_object_release( p_sout ); } -/***************************************************************************** - * - *****************************************************************************/ -void sout_UpdateStatistic( sout_instance_t *p_sout, sout_statistic_t i_type, int i_delta ) -{ - if( !libvlc_stats( p_sout ) ) - return; - - /* */ - input_thread_t *p_input = vlc_object_find( p_sout, VLC_OBJECT_INPUT, FIND_PARENT ); - if( !p_input ) - return; - - int i_input_type; - switch( i_type ) - { - case SOUT_STATISTIC_DECODED_VIDEO: - i_input_type = SOUT_STATISTIC_DECODED_VIDEO; - break; - case SOUT_STATISTIC_DECODED_AUDIO: - i_input_type = SOUT_STATISTIC_DECODED_AUDIO; - break; - case SOUT_STATISTIC_DECODED_SUBTITLE: - i_input_type = SOUT_STATISTIC_DECODED_SUBTITLE; - break; - - case SOUT_STATISTIC_SENT_PACKET: - i_input_type = SOUT_STATISTIC_SENT_PACKET; - break; - - case SOUT_STATISTIC_SENT_BYTE: - i_input_type = SOUT_STATISTIC_SENT_BYTE; - break; - - default: - msg_Err( p_sout, "Not yet supported statistic type %d", i_type ); - vlc_object_release( p_input ); - return; - } - - input_UpdateStatistic( p_input, i_input_type, i_delta ); - - vlc_object_release( p_input ); -} /***************************************************************************** * Packetizer/Input *****************************************************************************/ @@ -268,7 +225,8 @@ int sout_InputSendBuffer( sout_packetizer_input_t *p_input, block_Release( p_buffer ); return VLC_SUCCESS; } - if( p_buffer->i_dts <= 0 ) + + if( p_buffer->i_dts <= VLC_TS_INVALID ) { msg_Warn( p_sout, "trying to send non-dated packet to stream output!"); block_Release( p_buffer ); @@ -290,12 +248,10 @@ int sout_InputSendBuffer( sout_packetizer_input_t *p_input, sout_access_out_t *sout_AccessOutNew( vlc_object_t *p_sout, const char *psz_access, const char *psz_name ) { - static const char typename[] = "access out"; sout_access_out_t *p_access; char *psz_next; - p_access = vlc_custom_create( p_sout, sizeof( *p_access ), - VLC_OBJECT_GENERIC, typename ); + p_access = vlc_custom_create( p_sout, sizeof( *p_access ), "access out" ); if( !p_access ) return NULL; @@ -313,8 +269,6 @@ sout_access_out_t *sout_AccessOutNew( vlc_object_t *p_sout, p_access->i_writes = 0; p_access->i_sent_bytes = 0; - vlc_object_attach( p_access, p_sout ); - p_access->p_module = module_need( p_access, "sout access", p_access->psz_access, true ); @@ -322,7 +276,6 @@ sout_access_out_t *sout_AccessOutNew( vlc_object_t *p_sout, { free( p_access->psz_access ); free( p_access->psz_path ); - vlc_object_detach( p_access ); vlc_object_release( p_access ); return( NULL ); } @@ -334,7 +287,6 @@ sout_access_out_t *sout_AccessOutNew( vlc_object_t *p_sout, *****************************************************************************/ void sout_AccessOutDelete( sout_access_out_t *p_access ) { - vlc_object_detach( p_access ); if( p_access->p_module ) { module_unneed( p_access, p_access->p_module ); @@ -370,17 +322,6 @@ ssize_t sout_AccessOutRead( sout_access_out_t *p_access, block_t *p_buffer ) *****************************************************************************/ ssize_t sout_AccessOutWrite( sout_access_out_t *p_access, block_t *p_buffer ) { -#if 0 - const unsigned i_packets_gather = 30; - p_access->i_writes++; - p_access->i_sent_bytes += p_buffer->i_buffer; - if( (p_access->i_writes % i_packets_gather) == 0 ) - { - sout_UpdateStatistic( p_access->p_sout, SOUT_STATISTIC_SENT_PACKET, i_packets_gather ); - sout_UpdateStatistic( p_access->p_sout, SOUT_STATISTIC_SENT_BYTE, p_access->i_sent_bytes ); - p_access->i_sent_bytes = 0; - } -#endif return p_access->pf_write( p_access, p_buffer ); } @@ -404,15 +345,13 @@ int sout_AccessOutControl (sout_access_out_t *access, int query, ...) /***************************************************************************** * sout_MuxNew: create a new mux *****************************************************************************/ -sout_mux_t * sout_MuxNew( sout_instance_t *p_sout, char *psz_mux, +sout_mux_t * sout_MuxNew( sout_instance_t *p_sout, const char *psz_mux, sout_access_out_t *p_access ) { - static const char typename[] = "mux"; sout_mux_t *p_mux; char *psz_next; - p_mux = vlc_custom_create( p_sout, sizeof( *p_mux ), VLC_OBJECT_GENERIC, - typename); + p_mux = vlc_custom_create( p_sout, sizeof( *p_mux ), "mux" ); if( p_mux == NULL ) return NULL; @@ -435,8 +374,6 @@ sout_mux_t * sout_MuxNew( sout_instance_t *p_sout, char *psz_mux, p_mux->b_waiting_stream = true; p_mux->i_add_stream_start = -1; - vlc_object_attach( p_mux, p_sout ); - p_mux->p_module = module_need( p_mux, "sout mux", p_mux->psz_mux, true ); @@ -444,7 +381,6 @@ sout_mux_t * sout_MuxNew( sout_instance_t *p_sout, char *psz_mux, { FREENULL( p_mux->psz_mux ); - vlc_object_detach( p_mux ); vlc_object_release( p_mux ); return NULL; } @@ -495,7 +431,6 @@ sout_mux_t * sout_MuxNew( sout_instance_t *p_sout, char *psz_mux, *****************************************************************************/ void sout_MuxDelete( sout_mux_t *p_mux ) { - vlc_object_detach( p_mux ); if( p_mux->p_module ) { module_unneed( p_mux, p_mux->p_module ); @@ -614,6 +549,44 @@ void sout_MuxSendBuffer( sout_mux_t *p_mux, sout_input_t *p_input, p_mux->pf_mux( p_mux ); } + +/***************************************************************************** + * sout_MuxGetStream: find stream to be muxed + *****************************************************************************/ +int sout_MuxGetStream( sout_mux_t *p_mux, int i_blocks, mtime_t *pi_dts ) +{ + mtime_t i_dts = 0; + int i_stream = -1; + + for( int i = 0; i < p_mux->i_nb_inputs; i++ ) + { + sout_input_t *p_input = p_mux->pp_inputs[i]; + block_t *p_data; + + if( block_FifoCount( p_input->p_fifo ) < i_blocks ) + { + if( p_input->p_fmt->i_cat != SPU_ES ) + { + return -1; + } + /* FIXME: SPU muxing */ + continue; + } + + p_data = block_FifoShow( p_input->p_fifo ); + if( i_stream < 0 || p_data->i_dts < i_dts ) + { + i_stream = i; + i_dts = p_data->i_dts; + } + } + + if( pi_dts ) *pi_dts = i_dts; + + return i_stream; +} + + /***************************************************************************** * *****************************************************************************/ @@ -644,7 +617,7 @@ static int mrl_Parse( mrl_t *p_mrl, const char *psz_mrl ) psz_parser++; } } -#if defined( WIN32 ) || defined( UNDER_CE ) +#if defined( WIN32 ) || defined( UNDER_CE ) || defined( __OS2__ ) if( psz_parser - psz_dup == 1 ) { /* msg_Warn( p_sout, "drive letter %c: found in source string", @@ -750,51 +723,73 @@ static void mrl_Clean( mrl_t *p_mrl ) **************************************************************************** ****************************************************************************/ -/* create a complete chain */ -/* chain format: - module{option=*:option=*}[:module{option=*:...}] - */ +/* Destroy a "stream_out" module */ +static void sout_StreamDelete( sout_stream_t *p_stream ) +{ + msg_Dbg( p_stream, "destroying chain... (name=%s)", p_stream->psz_name ); -/* - * parse module{options=str, option="str "}: - * return a pointer on the rest - * XXX: psz_chain is modified + if( p_stream->p_module ) module_unneed( p_stream, p_stream->p_module ); + + FREENULL( p_stream->psz_name ); + + config_ChainDestroy( p_stream->p_cfg ); + + msg_Dbg( p_stream, "destroying chain done" ); + vlc_object_release( p_stream ); +} + +/* Destroy a "stream_out" modules chain + * + * p_first is the first module to be destroyed in the chain + * p_last is the last module to be destroyed + * if NULL, all modules are destroyed + * if not NULL, modules following it must be destroyed separately */ +void sout_StreamChainDelete(sout_stream_t *p_first, sout_stream_t *p_last) +{ + while(p_first != NULL) + { + sout_stream_t *p_next = p_first->p_next; + sout_StreamDelete(p_first); + if(p_first == p_last) + break; + p_first = p_next; + } +} + +/* Create a "stream_out" module, which may forward its ES to p_next module */ /* * XXX name and p_cfg are used (-> do NOT free them) */ -sout_stream_t *sout_StreamNew( sout_instance_t *p_sout, char *psz_chain ) +static sout_stream_t *sout_StreamNew( sout_instance_t *p_sout, char *psz_name, + config_chain_t *p_cfg, sout_stream_t *p_next) { - static const char typename[] = "stream out"; sout_stream_t *p_stream; - if( !psz_chain ) - { - msg_Err( p_sout, "invalid chain" ); - return NULL; - } + assert(psz_name); - p_stream = vlc_custom_create( p_sout, sizeof( *p_stream ), - VLC_OBJECT_GENERIC, typename ); + p_stream = vlc_custom_create( p_sout, sizeof( *p_stream ), "stream out" ); if( !p_stream ) return NULL; p_stream->p_sout = p_sout; p_stream->p_sys = NULL; - - p_stream->psz_next = - config_ChainCreate( &p_stream->psz_name, &p_stream->p_cfg, psz_chain); + p_stream->psz_name = psz_name; + p_stream->p_cfg = p_cfg; + p_stream->p_next = p_next; msg_Dbg( p_sout, "stream=`%s'", p_stream->psz_name ); - vlc_object_attach( p_stream, p_sout ); - p_stream->p_module = module_need( p_stream, "sout stream", p_stream->psz_name, true ); if( !p_stream->p_module ) { + /* those must be freed by the caller if creation failed */ + p_stream->psz_name = NULL; + p_stream->p_cfg = NULL; + sout_StreamDelete( p_stream ); return NULL; } @@ -802,24 +797,95 @@ sout_stream_t *sout_StreamNew( sout_instance_t *p_sout, char *psz_chain ) return p_stream; } -void sout_StreamDelete( sout_stream_t *p_stream ) +/* Creates a complete "stream_out" modules chain + * + * chain format: module1{option=*:option=*}[:module2{option=*:...}] + * + * The modules are created starting from the last one and linked together + * A pointer to the last module created is stored if pp_last isn't NULL, to + * make sure sout_StreamChainDelete doesn't delete modules created in another + * place. + * + * Returns a pointer to the first module. + */ +sout_stream_t *sout_StreamChainNew(sout_instance_t *p_sout, char *psz_chain, + sout_stream_t *p_next, sout_stream_t **pp_last) { - msg_Dbg( p_stream, "destroying chain... (name=%s)", p_stream->psz_name ); + if(!psz_chain || !*psz_chain) + { + if(pp_last) *pp_last = NULL; + return p_next; + } - vlc_object_detach( p_stream ); - if( p_stream->p_module ) module_unneed( p_stream, p_stream->p_module ); + char *psz_parser = strdup(psz_chain); + if(!psz_parser) + return NULL; - FREENULL( p_stream->psz_name ); - FREENULL( p_stream->psz_next ); + vlc_array_t cfg, name; + vlc_array_init(&cfg); + vlc_array_init(&name); - config_ChainDestroy( p_stream->p_cfg ); + /* parse chain */ + while(psz_parser) + { + config_chain_t *p_cfg; + char *psz_name; + psz_chain = config_ChainCreate( &psz_name, &p_cfg, psz_parser ); + free( psz_parser ); + psz_parser = psz_chain; + + vlc_array_append(&cfg, p_cfg); + vlc_array_append(&name, psz_name); + } - msg_Dbg( p_stream, "destroying chain done" ); - vlc_object_release( p_stream ); + int i = vlc_array_count(&name); + vlc_array_t module; + vlc_array_init(&module); + while(i--) + { + p_next = sout_StreamNew( p_sout, vlc_array_item_at_index(&name, i), + vlc_array_item_at_index(&cfg, i), p_next); + + if(!p_next) + goto error; + + if(i == vlc_array_count(&name) - 1 && pp_last) + *pp_last = p_next; /* last module created in the chain */ + + vlc_array_append(&module, p_next); + } + + vlc_array_clear(&name); + vlc_array_clear(&cfg); + vlc_array_clear(&module); + + return p_next; + +error: + + i++; /* last module couldn't be created */ + + /* destroy all modules created, starting with the last one */ + int modules = vlc_array_count(&module); + while(modules--) + sout_StreamDelete(vlc_array_item_at_index(&module, modules)); + vlc_array_clear(&module); + + /* then destroy all names and config which weren't destroyed by + * sout_StreamDelete */ + while(i--) + { + free(vlc_array_item_at_index(&name, i)); + config_ChainDestroy(vlc_array_item_at_index(&cfg, i)); + } + vlc_array_clear(&name); + vlc_array_clear(&cfg); + + return NULL; } -static char *_sout_stream_url_to_chain( vlc_object_t *p_this, - const char *psz_url ) +static char *sout_stream_url_to_chain( bool b_sout_display, + const char *psz_url ) { mrl_t mrl; char *psz_chain; @@ -865,10 +931,10 @@ rtp: } /* Duplicate and wrap if sout-display is on */ - if (psz_chain && (config_GetInt( p_this, "sout-display" ) > 0)) + if (psz_chain && b_sout_display) { char *tmp; - if (asprintf (&tmp, "duplicate{dst=display,dst=%s}", tmp) == -1) + if (asprintf (&tmp, "duplicate{dst=display,dst=%s}", psz_chain) == -1) tmp = NULL; free (psz_chain); psz_chain = tmp; @@ -881,7 +947,5 @@ rtp: #undef sout_EncoderCreate encoder_t *sout_EncoderCreate( vlc_object_t *p_this ) { - static const char type[] = "encoder"; - return vlc_custom_create( p_this, sizeof( encoder_t ), VLC_OBJECT_GENERIC, - type ); + return vlc_custom_create( p_this, sizeof( encoder_t ), "encoder" ); }