1 /*****************************************************************************
2 * transcode.c: transcoding stream output module
3 *****************************************************************************
4 * Copyright (C) 2003-2009 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Gildas Bazin <gbazin@videolan.org>
9 * Jean-Paul Saman <jpsaman #_at_# m2x dot nl>
10 * Antoine Cellerier <dionoea at videolan dot org>
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
25 *****************************************************************************/
27 /*****************************************************************************
29 *****************************************************************************/
34 #include <vlc_common.h>
35 #include <vlc_plugin.h>
39 #include "transcode.h"
41 /*****************************************************************************
43 *****************************************************************************/
44 #define VENC_TEXT N_("Video encoder")
45 #define VENC_LONGTEXT N_( \
46 "This is the video encoder module that will be used (and its associated "\
48 #define VCODEC_TEXT N_("Destination video codec")
49 #define VCODEC_LONGTEXT N_( \
50 "This is the video codec that will be used.")
51 #define VB_TEXT N_("Video bitrate")
52 #define VB_LONGTEXT N_( \
53 "Target bitrate of the transcoded video stream." )
54 #define SCALE_TEXT N_("Video scaling")
55 #define SCALE_LONGTEXT N_( \
56 "Scale factor to apply to the video while transcoding (eg: 0.25)")
57 #define FPS_TEXT N_("Video frame-rate")
58 #define FPS_LONGTEXT N_( \
59 "Target output frame rate for the video stream." )
60 #define DEINTERLACE_TEXT N_("Deinterlace video")
61 #define DEINTERLACE_LONGTEXT N_( \
62 "Deinterlace the video before encoding." )
63 #define DEINTERLACE_MODULE_TEXT N_("Deinterlace module")
64 #define DEINTERLACE_MODULE_LONGTEXT N_( \
65 "Specify the deinterlace module to use." )
66 #define WIDTH_TEXT N_("Video width")
67 #define WIDTH_LONGTEXT N_( \
68 "Output video width." )
69 #define HEIGHT_TEXT N_("Video height")
70 #define HEIGHT_LONGTEXT N_( \
71 "Output video height." )
72 #define MAXWIDTH_TEXT N_("Maximum video width")
73 #define MAXWIDTH_LONGTEXT N_( \
74 "Maximum output video width." )
75 #define MAXHEIGHT_TEXT N_("Maximum video height")
76 #define MAXHEIGHT_LONGTEXT N_( \
77 "Maximum output video height." )
78 #define VFILTER_TEXT N_("Video filter")
79 #define VFILTER_LONGTEXT N_( \
80 "Video filters will be applied to the video streams (after overlays " \
81 "are applied). You can enter a colon-separated list of filters." )
83 #define AENC_TEXT N_("Audio encoder")
84 #define AENC_LONGTEXT N_( \
85 "This is the audio encoder module that will be used (and its associated "\
87 #define ACODEC_TEXT N_("Destination audio codec")
88 #define ACODEC_LONGTEXT N_( \
89 "This is the audio codec that will be used.")
90 #define AB_TEXT N_("Audio bitrate")
91 #define AB_LONGTEXT N_( \
92 "Target bitrate of the transcoded audio stream." )
93 #define ARATE_TEXT N_("Audio sample rate")
94 #define ARATE_LONGTEXT N_( \
95 "Sample rate of the transcoded audio stream (11250, 22500, 44100 or 48000).")
96 #define ALANG_TEXT N_("Audio Language")
97 #define ALANG_LONGTEXT N_( \
98 "This is the language of the audio stream.")
99 #define ACHANS_TEXT N_("Audio channels")
100 #define ACHANS_LONGTEXT N_( \
101 "Number of audio channels in the transcoded streams." )
102 #define AFILTER_TEXT N_("Audio filter")
103 #define AFILTER_LONGTEXT N_( \
104 "Audio filters will be applied to the audio streams (after conversion " \
105 "filters are applied). You can enter a colon-separated list of filters." )
107 #define SENC_TEXT N_("Subtitles encoder")
108 #define SENC_LONGTEXT N_( \
109 "This is the subtitles encoder module that will be used (and its " \
110 "associated options)." )
111 #define SCODEC_TEXT N_("Destination subtitles codec")
112 #define SCODEC_LONGTEXT N_( \
113 "This is the subtitles codec that will be used." )
115 #define SFILTER_TEXT N_("Overlays")
116 #define SFILTER_LONGTEXT N_( \
117 "This allows you to add overlays (also known as \"subpictures\" on the "\
118 "transcoded video stream. The subpictures produced by the filters will "\
119 "be overlayed directly onto the video. You can specify a colon-separated "\
120 "list of subpicture modules" )
122 #define OSD_TEXT N_("OSD menu")
123 #define OSD_LONGTEXT N_(\
124 "Stream the On Screen Display menu (using the osdmenu subpicture module)." )
126 #define THREADS_TEXT N_("Number of threads")
127 #define THREADS_LONGTEXT N_( \
128 "Number of threads used for the transcoding." )
129 #define HP_TEXT N_("High priority")
130 #define HP_LONGTEXT N_( \
131 "Runs the optional encoder thread at the OUTPUT priority instead of " \
134 #define ASYNC_TEXT N_("Synchronise on audio track")
135 #define ASYNC_LONGTEXT N_( \
136 "This option will drop/duplicate video frames to synchronise the video " \
137 "track on the audio track." )
139 #define HURRYUP_TEXT N_( "Hurry up" )
140 #define HURRYUP_LONGTEXT N_( "The transcoder will drop frames if your CPU " \
141 "can't keep up with the encoding rate." )
143 static const char *const ppsz_deinterlace_type[] =
145 "deinterlace", "ffmpeg-deinterlace"
148 static int Open ( vlc_object_t * );
149 static void Close( vlc_object_t * );
151 #define SOUT_CFG_PREFIX "sout-transcode-"
154 set_shortname( N_("Transcode"))
155 set_description( N_("Transcode stream output") )
156 set_capability( "sout stream", 50 )
157 add_shortcut( "transcode" )
158 set_callbacks( Open, Close )
159 set_category( CAT_SOUT )
160 set_subcategory( SUBCAT_SOUT_STREAM )
161 set_section( N_("Video"), NULL )
162 add_module( SOUT_CFG_PREFIX "venc", "encoder", NULL, NULL, VENC_TEXT,
163 VENC_LONGTEXT, false )
164 add_string( SOUT_CFG_PREFIX "vcodec", NULL, NULL, VCODEC_TEXT,
165 VCODEC_LONGTEXT, false )
166 add_integer( SOUT_CFG_PREFIX "vb", 0, NULL, VB_TEXT,
168 add_float( SOUT_CFG_PREFIX "scale", 0, NULL, SCALE_TEXT,
169 SCALE_LONGTEXT, false )
170 add_float( SOUT_CFG_PREFIX "fps", 0, NULL, FPS_TEXT,
171 FPS_LONGTEXT, false )
172 add_bool( SOUT_CFG_PREFIX "hurry-up", true, NULL, HURRYUP_TEXT,
173 HURRYUP_LONGTEXT, false )
174 add_bool( SOUT_CFG_PREFIX "deinterlace", false, NULL, DEINTERLACE_TEXT,
175 DEINTERLACE_LONGTEXT, false )
176 add_string( SOUT_CFG_PREFIX "deinterlace-module", "deinterlace", NULL,
177 DEINTERLACE_MODULE_TEXT, DEINTERLACE_MODULE_LONGTEXT,
179 change_string_list( ppsz_deinterlace_type, 0, 0 )
180 add_integer( SOUT_CFG_PREFIX "width", 0, NULL, WIDTH_TEXT,
181 WIDTH_LONGTEXT, true )
182 add_integer( SOUT_CFG_PREFIX "height", 0, NULL, HEIGHT_TEXT,
183 HEIGHT_LONGTEXT, true )
184 add_integer( SOUT_CFG_PREFIX "maxwidth", 0, NULL, MAXWIDTH_TEXT,
185 MAXWIDTH_LONGTEXT, true )
186 add_integer( SOUT_CFG_PREFIX "maxheight", 0, NULL, MAXHEIGHT_TEXT,
187 MAXHEIGHT_LONGTEXT, true )
188 add_module_list( SOUT_CFG_PREFIX "vfilter", "video filter2",
190 VFILTER_TEXT, VFILTER_LONGTEXT, false )
192 set_section( N_("Audio"), NULL )
193 add_module( SOUT_CFG_PREFIX "aenc", "encoder", NULL, NULL, AENC_TEXT,
194 AENC_LONGTEXT, false )
195 add_string( SOUT_CFG_PREFIX "acodec", NULL, NULL, ACODEC_TEXT,
196 ACODEC_LONGTEXT, false )
197 add_integer( SOUT_CFG_PREFIX "ab", 0, NULL, AB_TEXT,
199 add_string( SOUT_CFG_PREFIX "alang", NULL, NULL, ALANG_TEXT,
200 ALANG_LONGTEXT, true )
201 add_integer( SOUT_CFG_PREFIX "channels", 0, NULL, ACHANS_TEXT,
202 ACHANS_LONGTEXT, false )
203 add_integer( SOUT_CFG_PREFIX "samplerate", 0, NULL, ARATE_TEXT,
204 ARATE_LONGTEXT, true )
205 add_bool( SOUT_CFG_PREFIX "audio-sync", false, NULL, ASYNC_TEXT,
206 ASYNC_LONGTEXT, false )
207 add_module_list( SOUT_CFG_PREFIX "afilter", "audio filter",
209 AFILTER_TEXT, AFILTER_LONGTEXT, false )
211 set_section( N_("Overlays/Subtitles"), NULL )
212 add_module( SOUT_CFG_PREFIX "senc", "encoder", NULL, NULL, SENC_TEXT,
213 SENC_LONGTEXT, false )
214 add_string( SOUT_CFG_PREFIX "scodec", NULL, NULL, SCODEC_TEXT,
215 SCODEC_LONGTEXT, false )
216 add_bool( SOUT_CFG_PREFIX "soverlay", false, NULL, SCODEC_TEXT,
217 SCODEC_LONGTEXT, false )
218 add_module_list( SOUT_CFG_PREFIX "sfilter", "video filter",
220 SFILTER_TEXT, SFILTER_LONGTEXT, false )
222 set_section( N_("On Screen Display"), NULL )
223 add_bool( SOUT_CFG_PREFIX "osd", false, NULL, OSD_TEXT,
224 OSD_LONGTEXT, false )
226 set_section( N_("Miscellaneous"), NULL )
227 add_integer( SOUT_CFG_PREFIX "threads", 0, NULL, THREADS_TEXT,
228 THREADS_LONGTEXT, true )
229 add_bool( SOUT_CFG_PREFIX "high-priority", false, NULL, HP_TEXT, HP_LONGTEXT,
234 static const char *const ppsz_sout_options[] = {
235 "venc", "vcodec", "vb",
236 "scale", "fps", "width", "height", "vfilter", "deinterlace",
237 "deinterlace-module", "threads", "hurry-up", "aenc", "acodec", "ab", "alang",
238 "afilter", "samplerate", "channels", "senc", "scodec", "soverlay",
239 "sfilter", "osd", "audio-sync", "high-priority", "maxwidth", "maxheight",
243 /*****************************************************************************
244 * Exported prototypes
245 *****************************************************************************/
246 static sout_stream_id_t *Add ( sout_stream_t *, es_format_t * );
247 static int Del ( sout_stream_t *, sout_stream_id_t * );
248 static int Send( sout_stream_t *, sout_stream_id_t *, block_t* );
250 /*****************************************************************************
252 *****************************************************************************/
253 static int Open( vlc_object_t *p_this )
255 sout_stream_t *p_stream = (sout_stream_t*)p_this;
256 sout_stream_sys_t *p_sys;
259 p_sys = vlc_object_create( p_this, sizeof( sout_stream_sys_t ) );
261 if( !p_stream->p_next )
263 msg_Err( p_stream, "cannot create chain" );
264 vlc_object_release( p_sys );
268 p_sys->i_master_drift = 0;
270 config_ChainParse( p_stream, SOUT_CFG_PREFIX, ppsz_sout_options,
273 /* Audio transcoding parameters */
274 var_Get( p_stream, SOUT_CFG_PREFIX "aenc", &val );
275 p_sys->psz_aenc = NULL;
276 p_sys->p_audio_cfg = NULL;
277 if( val.psz_string && *val.psz_string )
280 psz_next = config_ChainCreate( &p_sys->psz_aenc, &p_sys->p_audio_cfg,
284 free( val.psz_string );
286 var_Get( p_stream, SOUT_CFG_PREFIX "acodec", &val );
288 if( val.psz_string && *val.psz_string )
291 memcpy( fcc, val.psz_string, __MIN( strlen( val.psz_string ), 4 ) );
292 p_sys->i_acodec = VLC_FOURCC( fcc[0], fcc[1], fcc[2], fcc[3] );
294 free( val.psz_string );
296 p_sys->psz_alang = var_GetNonEmptyString( p_stream, SOUT_CFG_PREFIX "alang" );
298 var_Get( p_stream, SOUT_CFG_PREFIX "ab", &val );
299 p_sys->i_abitrate = val.i_int;
300 if( p_sys->i_abitrate < 4000 ) p_sys->i_abitrate *= 1000;
302 var_Get( p_stream, SOUT_CFG_PREFIX "samplerate", &val );
303 p_sys->i_sample_rate = val.i_int;
305 var_Get( p_stream, SOUT_CFG_PREFIX "channels", &val );
306 p_sys->i_channels = val.i_int;
308 if( p_sys->i_acodec )
310 if( ( p_sys->i_acodec == VLC_CODEC_MP3 ||
311 p_sys->i_acodec == VLC_CODEC_MPGA ) && p_sys->i_channels > 2 )
313 msg_Warn( p_stream, "%d channels invalid for mp3, forcing to 2",
315 p_sys->i_channels = 2;
317 msg_Dbg( p_stream, "codec audio=%4.4s %dHz %d channels %dKb/s",
318 (char *)&p_sys->i_acodec, p_sys->i_sample_rate,
319 p_sys->i_channels, p_sys->i_abitrate / 1000 );
322 var_Get( p_stream, SOUT_CFG_PREFIX "afilter", &val );
323 if( val.psz_string && *val.psz_string )
324 p_sys->psz_af = val.psz_string;
327 free( val.psz_string );
328 p_sys->psz_af = NULL;
331 /* Video transcoding parameters */
332 var_Get( p_stream, SOUT_CFG_PREFIX "venc", &val );
333 p_sys->psz_venc = NULL;
334 p_sys->p_video_cfg = NULL;
335 if( val.psz_string && *val.psz_string )
338 psz_next = config_ChainCreate( &p_sys->psz_venc, &p_sys->p_video_cfg,
342 free( val.psz_string );
344 var_Get( p_stream, SOUT_CFG_PREFIX "vcodec", &val );
346 if( val.psz_string && *val.psz_string )
349 memcpy( fcc, val.psz_string, __MIN( strlen( val.psz_string ), 4 ) );
350 p_sys->i_vcodec = VLC_FOURCC( fcc[0], fcc[1], fcc[2], fcc[3] );
352 free( val.psz_string );
354 var_Get( p_stream, SOUT_CFG_PREFIX "vb", &val );
355 p_sys->i_vbitrate = val.i_int;
356 if( p_sys->i_vbitrate < 16000 ) p_sys->i_vbitrate *= 1000;
358 var_Get( p_stream, SOUT_CFG_PREFIX "scale", &val );
359 p_sys->f_scale = val.f_float;
361 var_Get( p_stream, SOUT_CFG_PREFIX "fps", &val );
362 p_sys->f_fps = val.f_float;
364 var_Get( p_stream, SOUT_CFG_PREFIX "hurry-up", &val );
365 p_sys->b_hurry_up = val.b_bool;
367 var_Get( p_stream, SOUT_CFG_PREFIX "width", &val );
368 p_sys->i_width = val.i_int;
370 var_Get( p_stream, SOUT_CFG_PREFIX "height", &val );
371 p_sys->i_height = val.i_int;
373 var_Get( p_stream, SOUT_CFG_PREFIX "maxwidth", &val );
374 p_sys->i_maxwidth = val.i_int;
376 var_Get( p_stream, SOUT_CFG_PREFIX "maxheight", &val );
377 p_sys->i_maxheight = val.i_int;
379 var_Get( p_stream, SOUT_CFG_PREFIX "vfilter", &val );
380 if( val.psz_string && *val.psz_string )
381 p_sys->psz_vf2 = val.psz_string;
384 free( val.psz_string );
385 p_sys->psz_vf2 = NULL;
388 var_Get( p_stream, SOUT_CFG_PREFIX "deinterlace", &val );
389 p_sys->b_deinterlace = val.b_bool;
391 var_Get( p_stream, SOUT_CFG_PREFIX "deinterlace-module", &val );
392 p_sys->psz_deinterlace = NULL;
393 p_sys->p_deinterlace_cfg = NULL;
394 if( val.psz_string && *val.psz_string )
397 psz_next = config_ChainCreate( &p_sys->psz_deinterlace,
398 &p_sys->p_deinterlace_cfg,
402 free( val.psz_string );
404 var_Get( p_stream, SOUT_CFG_PREFIX "threads", &val );
405 p_sys->i_threads = val.i_int;
406 var_Get( p_stream, SOUT_CFG_PREFIX "high-priority", &val );
407 p_sys->b_high_priority = val.b_bool;
409 if( p_sys->i_vcodec )
411 msg_Dbg( p_stream, "codec video=%4.4s %dx%d scaling: %f %dkb/s",
412 (char *)&p_sys->i_vcodec, p_sys->i_width, p_sys->i_height,
413 p_sys->f_scale, p_sys->i_vbitrate / 1000 );
416 /* Subpictures transcoding parameters */
418 p_sys->psz_senc = NULL;
419 p_sys->p_spu_cfg = NULL;
422 var_Get( p_stream, SOUT_CFG_PREFIX "senc", &val );
423 if( val.psz_string && *val.psz_string )
426 psz_next = config_ChainCreate( &p_sys->psz_senc, &p_sys->p_spu_cfg,
430 free( val.psz_string );
432 var_Get( p_stream, SOUT_CFG_PREFIX "scodec", &val );
433 if( val.psz_string && *val.psz_string )
436 memcpy( fcc, val.psz_string, __MIN( strlen( val.psz_string ), 4 ) );
437 p_sys->i_scodec = VLC_FOURCC( fcc[0], fcc[1], fcc[2], fcc[3] );
439 free( val.psz_string );
441 if( p_sys->i_scodec )
443 msg_Dbg( p_stream, "codec spu=%4.4s", (char *)&p_sys->i_scodec );
446 var_Get( p_stream, SOUT_CFG_PREFIX "soverlay", &val );
447 p_sys->b_soverlay = val.b_bool;
449 var_Get( p_stream, SOUT_CFG_PREFIX "sfilter", &val );
450 if( val.psz_string && *val.psz_string )
452 p_sys->p_spu = spu_Create( p_stream );
454 spu_ChangeFilters( p_sys->p_spu, val.psz_string );
456 free( val.psz_string );
458 /* OSD menu transcoding parameters */
459 p_sys->psz_osdenc = NULL;
460 p_sys->p_osd_cfg = NULL;
461 p_sys->i_osdcodec = 0;
462 p_sys->b_osd = false;
464 var_Get( p_stream, SOUT_CFG_PREFIX "osd", &val );
469 psz_next = config_ChainCreate( &p_sys->psz_osdenc,
470 &p_sys->p_osd_cfg, strdup( "dvbsub") );
473 p_sys->i_osdcodec = VLC_CODEC_YUVP;
475 msg_Dbg( p_stream, "codec osd=%4.4s", (char *)&p_sys->i_osdcodec );
479 p_sys->p_spu = spu_Create( p_stream );
481 spu_ChangeFilters( p_sys->p_spu, "osdmenu" );
485 spu_ChangeFilters( p_sys->p_spu, "osdmenu" );
490 var_Get( p_stream, SOUT_CFG_PREFIX "audio-sync", &val );
491 p_sys->b_master_sync = val.b_bool;
492 if( p_sys->f_fps > 0 ) p_sys->b_master_sync = true;
494 p_stream->pf_add = Add;
495 p_stream->pf_del = Del;
496 p_stream->pf_send = Send;
497 p_stream->p_sys = p_sys;
502 /*****************************************************************************
504 *****************************************************************************/
505 static void Close( vlc_object_t * p_this )
507 sout_stream_t *p_stream = (sout_stream_t*)p_this;
508 sout_stream_sys_t *p_sys = p_stream->p_sys;
510 free( p_sys->psz_af );
512 config_ChainDestroy( p_sys->p_audio_cfg );
513 free( p_sys->psz_aenc );
514 free( p_sys->psz_alang );
516 free( p_sys->psz_vf2 );
518 config_ChainDestroy( p_sys->p_video_cfg );
519 free( p_sys->psz_venc );
521 config_ChainDestroy( p_sys->p_deinterlace_cfg );
522 free( p_sys->psz_deinterlace );
524 config_ChainDestroy( p_sys->p_spu_cfg );
525 free( p_sys->psz_senc );
527 if( p_sys->p_spu ) spu_Destroy( p_sys->p_spu );
529 config_ChainDestroy( p_sys->p_osd_cfg );
530 free( p_sys->psz_osdenc );
532 vlc_object_release( p_sys );
535 static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt )
537 sout_stream_sys_t *p_sys = p_stream->p_sys;
538 sout_stream_id_t *id;
540 id = calloc( 1, sizeof( sout_stream_id_t ) );
545 id->p_decoder = NULL;
546 id->p_encoder = NULL;
548 /* Create decoder object */
549 id->p_decoder = vlc_object_create( p_stream, sizeof( decoder_t ) );
552 vlc_object_attach( id->p_decoder, p_stream );
553 id->p_decoder->p_module = NULL;
554 id->p_decoder->fmt_in = *p_fmt;
555 id->p_decoder->b_pace_control = true;
557 /* Create encoder object */
558 id->p_encoder = sout_EncoderCreate( p_stream );
561 vlc_object_attach( id->p_encoder, p_stream );
562 id->p_encoder->p_module = NULL;
564 /* Create destination format */
565 es_format_Init( &id->p_encoder->fmt_out, p_fmt->i_cat, 0 );
566 id->p_encoder->fmt_out.i_id = p_fmt->i_id;
567 id->p_encoder->fmt_out.i_group = p_fmt->i_group;
569 if( p_sys->psz_alang )
570 id->p_encoder->fmt_out.psz_language = strdup( p_sys->psz_alang );
571 else if( p_fmt->psz_language )
572 id->p_encoder->fmt_out.psz_language = strdup( p_fmt->psz_language );
576 if( p_fmt->i_cat == AUDIO_ES && (p_sys->i_acodec || p_sys->psz_aenc) )
577 success = transcode_audio_add(p_stream, p_fmt, id);
578 else if( p_fmt->i_cat == VIDEO_ES && (p_sys->i_vcodec || p_sys->psz_venc) )
579 success = transcode_video_add(p_stream, p_fmt, id);
580 else if( ( p_fmt->i_cat == SPU_ES ) &&
581 ( p_sys->i_scodec || p_sys->psz_senc || p_sys->b_soverlay ) )
582 success = transcode_spu_add(p_stream, p_fmt, id);
583 else if( !p_sys->b_osd && (p_sys->i_osdcodec != 0 || p_sys->psz_osdenc) )
584 success = transcode_osd_add(p_stream, p_fmt, id);
587 msg_Dbg( p_stream, "not transcoding a stream (fcc=`%4.4s')",
588 (char*)&p_fmt->i_codec );
589 id->id = sout_StreamIdAdd( p_stream->p_next, p_fmt );
590 id->b_transcode = false;
605 vlc_object_release( id->p_decoder );
606 id->p_decoder = NULL;
611 es_format_Clean( &id->p_encoder->fmt_out );
612 vlc_object_release( id->p_encoder );
613 id->p_encoder = NULL;
621 static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
623 sout_stream_sys_t *p_sys = p_stream->p_sys;
625 if( id->b_transcode )
627 switch( id->p_decoder->fmt_in.i_cat )
630 transcode_audio_close( id );
633 Send( p_stream, id, NULL );
634 transcode_video_close( p_stream, id );
638 transcode_osd_close( p_stream, id );
640 transcode_spu_close( id );
645 if( id->id ) sout_StreamIdDel( p_stream->p_next, id->id );
649 vlc_object_release( id->p_decoder );
650 id->p_decoder = NULL;
655 es_format_Clean( &id->p_encoder->fmt_out );
656 vlc_object_release( id->p_encoder );
657 id->p_encoder = NULL;
664 static int Send( sout_stream_t *p_stream, sout_stream_id_t *id,
667 sout_stream_sys_t *p_sys = p_stream->p_sys;
668 block_t *p_out = NULL;
670 if( !id->b_transcode )
673 return sout_StreamIdSend( p_stream->p_next, id->id, p_buffer );
675 block_Release( p_buffer );
679 switch( id->p_decoder->fmt_in.i_cat )
682 transcode_audio_process( p_stream, id, p_buffer, &p_out );
686 if( transcode_video_process( p_stream, id, p_buffer, &p_out )
694 /* Transcode OSD menu pictures. */
697 if( transcode_osd_process( p_stream, id, p_buffer, &p_out ) !=
703 else if ( transcode_spu_process( p_stream, id, p_buffer, &p_out ) !=
712 block_Release( p_buffer );
717 return sout_StreamIdSend( p_stream->p_next, id->id, p_out );