1 /*****************************************************************************
2 * transcode.c: transcoding stream output module
3 *****************************************************************************
4 * Copyright (C) 2003-2009 VLC authors and VideoLAN
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>
11 * Ilkka Ollakka <ileoo at videolan dot org>
13 * This program is free software; you can redistribute it and/or modify it
14 * under the terms of the GNU Lesser General Public License as published by
15 * the Free Software Foundation; either version 2.1 of the License, or
16 * (at your option) any later version.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU Lesser General Public License for more details.
23 * You should have received a copy of the GNU Lesser General Public License
24 * along with this program; if not, write to the Free Software Foundation,
25 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
26 *****************************************************************************/
28 /*****************************************************************************
30 *****************************************************************************/
35 #include <vlc_common.h>
36 #include <vlc_plugin.h>
40 #include "transcode.h"
42 /*****************************************************************************
44 *****************************************************************************/
45 #define VENC_TEXT N_("Video encoder")
46 #define VENC_LONGTEXT N_( \
47 "This is the video encoder module that will be used (and its associated "\
49 #define VCODEC_TEXT N_("Destination video codec")
50 #define VCODEC_LONGTEXT N_( \
51 "This is the video codec that will be used.")
52 #define VB_TEXT N_("Video bitrate")
53 #define VB_LONGTEXT N_( \
54 "Target bitrate of the transcoded video stream." )
55 #define SCALE_TEXT N_("Video scaling")
56 #define SCALE_LONGTEXT N_( \
57 "Scale factor to apply to the video while transcoding (eg: 0.25)")
58 #define FPS_TEXT N_("Video frame-rate")
59 #define FPS_LONGTEXT N_( \
60 "Target output frame rate for the video stream." )
61 #define DEINTERLACE_TEXT N_("Deinterlace video")
62 #define DEINTERLACE_LONGTEXT N_( \
63 "Deinterlace the video before encoding." )
64 #define DEINTERLACE_MODULE_TEXT N_("Deinterlace module")
65 #define DEINTERLACE_MODULE_LONGTEXT N_( \
66 "Specify the deinterlace module to use." )
67 #define WIDTH_TEXT N_("Video width")
68 #define WIDTH_LONGTEXT N_( \
69 "Output video width." )
70 #define HEIGHT_TEXT N_("Video height")
71 #define HEIGHT_LONGTEXT N_( \
72 "Output video height." )
73 #define MAXWIDTH_TEXT N_("Maximum video width")
74 #define MAXWIDTH_LONGTEXT N_( \
75 "Maximum output video width." )
76 #define MAXHEIGHT_TEXT N_("Maximum video height")
77 #define MAXHEIGHT_LONGTEXT N_( \
78 "Maximum output video height." )
79 #define VFILTER_TEXT N_("Video filter")
80 #define VFILTER_LONGTEXT N_( \
81 "Video filters will be applied to the video streams (after overlays " \
82 "are applied). You can enter a colon-separated list of filters." )
84 #define AENC_TEXT N_("Audio encoder")
85 #define AENC_LONGTEXT N_( \
86 "This is the audio encoder module that will be used (and its associated "\
88 #define ACODEC_TEXT N_("Destination audio codec")
89 #define ACODEC_LONGTEXT N_( \
90 "This is the audio codec that will be used.")
91 #define AB_TEXT N_("Audio bitrate")
92 #define AB_LONGTEXT N_( \
93 "Target bitrate of the transcoded audio stream." )
94 #define ARATE_TEXT N_("Audio sample rate")
95 #define ARATE_LONGTEXT N_( \
96 "Sample rate of the transcoded audio stream (11250, 22500, 44100 or 48000).")
97 #define ALANG_TEXT N_("Audio language")
98 #define ALANG_LONGTEXT N_( \
99 "This is the language of the audio stream.")
100 #define ACHANS_TEXT N_("Audio channels")
101 #define ACHANS_LONGTEXT N_( \
102 "Number of audio channels in the transcoded streams." )
103 #define AFILTER_TEXT N_("Audio filter")
104 #define AFILTER_LONGTEXT N_( \
105 "Audio filters will be applied to the audio streams (after conversion " \
106 "filters are applied). You can enter a colon-separated list of filters." )
108 #define SENC_TEXT N_("Subtitle encoder")
109 #define SENC_LONGTEXT N_( \
110 "This is the subtitle encoder module that will be used (and its " \
111 "associated options)." )
112 #define SCODEC_TEXT N_("Destination subtitle codec")
113 #define SCODEC_LONGTEXT N_( \
114 "This is the subtitle codec that will be used." )
116 #define SFILTER_TEXT N_("Overlays")
117 #define SFILTER_LONGTEXT N_( \
118 "This allows you to add overlays (also known as \"subpictures\" on the "\
119 "transcoded video stream. The subpictures produced by the filters will "\
120 "be overlayed directly onto the video. You can specify a colon-separated "\
121 "list of subpicture modules" )
123 #define OSD_TEXT N_("OSD menu")
124 #define OSD_LONGTEXT N_(\
125 "Stream the On Screen Display menu (using the osdmenu subpicture module)." )
127 #define THREADS_TEXT N_("Number of threads")
128 #define THREADS_LONGTEXT N_( \
129 "Number of threads used for the transcoding." )
130 #define HP_TEXT N_("High priority")
131 #define HP_LONGTEXT N_( \
132 "Runs the optional encoder thread at the OUTPUT priority instead of " \
135 #define ASYNC_TEXT N_("Synchronise on audio track")
136 #define ASYNC_LONGTEXT N_( \
137 "This option will drop/duplicate video frames to synchronise the video " \
138 "track on the audio track." )
140 #define HURRYUP_TEXT N_( "Hurry up" )
141 #define HURRYUP_LONGTEXT N_( "The transcoder will drop frames if your CPU " \
142 "can't keep up with the encoding rate." )
144 static const char *const ppsz_deinterlace_type[] =
146 "deinterlace", "ffmpeg-deinterlace"
149 static int Open ( vlc_object_t * );
150 static void Close( vlc_object_t * );
152 #define SOUT_CFG_PREFIX "sout-transcode-"
155 set_shortname( N_("Transcode"))
156 set_description( N_("Transcode stream output") )
157 set_capability( "sout stream", 50 )
158 add_shortcut( "transcode" )
159 set_callbacks( Open, Close )
160 set_category( CAT_SOUT )
161 set_subcategory( SUBCAT_SOUT_STREAM )
162 set_section( N_("Video"), NULL )
163 add_module( SOUT_CFG_PREFIX "venc", "encoder", NULL, VENC_TEXT,
164 VENC_LONGTEXT, false )
165 add_string( SOUT_CFG_PREFIX "vcodec", NULL, VCODEC_TEXT,
166 VCODEC_LONGTEXT, false )
167 add_integer( SOUT_CFG_PREFIX "vb", 0, VB_TEXT,
169 add_float( SOUT_CFG_PREFIX "scale", 0, SCALE_TEXT,
170 SCALE_LONGTEXT, false )
171 add_float( SOUT_CFG_PREFIX "fps", 0, FPS_TEXT,
172 FPS_LONGTEXT, false )
173 add_bool( SOUT_CFG_PREFIX "hurry-up", false, HURRYUP_TEXT,
174 HURRYUP_LONGTEXT, false )
175 add_bool( SOUT_CFG_PREFIX "deinterlace", false, DEINTERLACE_TEXT,
176 DEINTERLACE_LONGTEXT, false )
177 add_string( SOUT_CFG_PREFIX "deinterlace-module", "deinterlace",
178 DEINTERLACE_MODULE_TEXT, DEINTERLACE_MODULE_LONGTEXT,
180 change_string_list( ppsz_deinterlace_type, ppsz_deinterlace_type )
181 add_integer( SOUT_CFG_PREFIX "width", 0, WIDTH_TEXT,
182 WIDTH_LONGTEXT, true )
183 add_integer( SOUT_CFG_PREFIX "height", 0, HEIGHT_TEXT,
184 HEIGHT_LONGTEXT, true )
185 add_integer( SOUT_CFG_PREFIX "maxwidth", 0, MAXWIDTH_TEXT,
186 MAXWIDTH_LONGTEXT, true )
187 add_integer( SOUT_CFG_PREFIX "maxheight", 0, MAXHEIGHT_TEXT,
188 MAXHEIGHT_LONGTEXT, true )
189 add_module_list( SOUT_CFG_PREFIX "vfilter", "video filter2",
190 NULL, VFILTER_TEXT, VFILTER_LONGTEXT, false )
192 set_section( N_("Audio"), NULL )
193 add_module( SOUT_CFG_PREFIX "aenc", "encoder", NULL, AENC_TEXT,
194 AENC_LONGTEXT, false )
195 add_string( SOUT_CFG_PREFIX "acodec", NULL, ACODEC_TEXT,
196 ACODEC_LONGTEXT, false )
197 add_integer( SOUT_CFG_PREFIX "ab", 96, AB_TEXT,
199 add_string( SOUT_CFG_PREFIX "alang", NULL, ALANG_TEXT,
200 ALANG_LONGTEXT, true )
201 add_integer( SOUT_CFG_PREFIX "channels", 0, ACHANS_TEXT,
202 ACHANS_LONGTEXT, false )
203 add_integer( SOUT_CFG_PREFIX "samplerate", 0, ARATE_TEXT,
204 ARATE_LONGTEXT, true )
205 add_bool( SOUT_CFG_PREFIX "audio-sync", false, ASYNC_TEXT,
206 ASYNC_LONGTEXT, false )
207 add_module_list( SOUT_CFG_PREFIX "afilter", "audio filter",
208 NULL, AFILTER_TEXT, AFILTER_LONGTEXT, false )
210 set_section( N_("Overlays/Subtitles"), NULL )
211 add_module( SOUT_CFG_PREFIX "senc", "encoder", NULL, SENC_TEXT,
212 SENC_LONGTEXT, false )
213 add_string( SOUT_CFG_PREFIX "scodec", NULL, SCODEC_TEXT,
214 SCODEC_LONGTEXT, false )
215 add_bool( SOUT_CFG_PREFIX "soverlay", false, SCODEC_TEXT,
216 SCODEC_LONGTEXT, false )
217 add_module_list( SOUT_CFG_PREFIX "sfilter", "video filter",
218 NULL, SFILTER_TEXT, SFILTER_LONGTEXT, false )
220 set_section( N_("On Screen Display"), NULL )
221 add_bool( SOUT_CFG_PREFIX "osd", false, OSD_TEXT,
222 OSD_LONGTEXT, false )
224 set_section( N_("Miscellaneous"), NULL )
225 add_integer( SOUT_CFG_PREFIX "threads", 0, THREADS_TEXT,
226 THREADS_LONGTEXT, true )
227 add_bool( SOUT_CFG_PREFIX "high-priority", false, HP_TEXT, HP_LONGTEXT,
232 static const char *const ppsz_sout_options[] = {
233 "venc", "vcodec", "vb",
234 "scale", "fps", "width", "height", "vfilter", "deinterlace",
235 "deinterlace-module", "threads", "hurry-up", "aenc", "acodec", "ab", "alang",
236 "afilter", "samplerate", "channels", "senc", "scodec", "soverlay",
237 "sfilter", "osd", "audio-sync", "high-priority", "maxwidth", "maxheight",
241 /*****************************************************************************
242 * Exported prototypes
243 *****************************************************************************/
244 static sout_stream_id_t *Add ( sout_stream_t *, es_format_t * );
245 static int Del ( sout_stream_t *, sout_stream_id_t * );
246 static int Send( sout_stream_t *, sout_stream_id_t *, block_t* );
248 /*****************************************************************************
250 *****************************************************************************/
251 static int Open( vlc_object_t *p_this )
253 sout_stream_t *p_stream = (sout_stream_t*)p_this;
254 sout_stream_sys_t *p_sys;
257 if( !p_stream->p_next )
259 msg_Err( p_stream, "cannot create chain" );
262 p_sys = calloc( 1, sizeof( *p_sys ) );
263 p_sys->i_master_drift = 0;
265 config_ChainParse( p_stream, SOUT_CFG_PREFIX, ppsz_sout_options,
268 /* Audio transcoding parameters */
269 psz_string = var_GetString( p_stream, SOUT_CFG_PREFIX "aenc" );
270 p_sys->psz_aenc = NULL;
271 p_sys->p_audio_cfg = NULL;
272 if( psz_string && *psz_string )
275 psz_next = config_ChainCreate( &p_sys->psz_aenc, &p_sys->p_audio_cfg,
281 psz_string = var_GetString( p_stream, SOUT_CFG_PREFIX "acodec" );
283 if( psz_string && *psz_string )
286 memcpy( fcc, psz_string, __MIN( strlen( psz_string ), 4 ) );
287 p_sys->i_acodec = vlc_fourcc_GetCodecFromString( AUDIO_ES, fcc );
288 msg_Dbg( p_stream, "Checking codec mapping for %s got %4.4s ", fcc, (char*)&p_sys->i_acodec);
292 p_sys->psz_alang = var_GetNonEmptyString( p_stream, SOUT_CFG_PREFIX "alang" );
294 p_sys->i_abitrate = var_GetInteger( p_stream, SOUT_CFG_PREFIX "ab" );
295 if( p_sys->i_abitrate < 4000 ) p_sys->i_abitrate *= 1000;
297 p_sys->i_sample_rate = var_GetInteger( p_stream, SOUT_CFG_PREFIX "samplerate" );
299 p_sys->i_channels = var_GetInteger( p_stream, SOUT_CFG_PREFIX "channels" );
301 if( p_sys->i_acodec )
303 if( ( p_sys->i_acodec == VLC_CODEC_MP3 ||
304 p_sys->i_acodec == VLC_CODEC_MP2 ||
305 p_sys->i_acodec == VLC_CODEC_MPGA ) && p_sys->i_channels > 2 )
307 msg_Warn( p_stream, "%d channels invalid for mp2/mp3, forcing to 2",
309 p_sys->i_channels = 2;
311 msg_Dbg( p_stream, "codec audio=%4.4s %dHz %d channels %dKb/s",
312 (char *)&p_sys->i_acodec, p_sys->i_sample_rate,
313 p_sys->i_channels, p_sys->i_abitrate / 1000 );
316 psz_string = var_GetString( p_stream, SOUT_CFG_PREFIX "afilter" );
317 if( psz_string && *psz_string )
318 p_sys->psz_af = strdup( psz_string );
320 p_sys->psz_af = NULL;
323 /* Video transcoding parameters */
324 psz_string = var_GetString( p_stream, SOUT_CFG_PREFIX "venc" );
325 p_sys->psz_venc = NULL;
326 p_sys->p_video_cfg = NULL;
327 if( psz_string && *psz_string )
330 psz_next = config_ChainCreate( &p_sys->psz_venc, &p_sys->p_video_cfg,
336 psz_string = var_GetString( p_stream, SOUT_CFG_PREFIX "vcodec" );
338 if( psz_string && *psz_string )
341 memcpy( fcc, psz_string, __MIN( strlen( psz_string ), 4 ) );
342 p_sys->i_vcodec = vlc_fourcc_GetCodecFromString( VIDEO_ES, fcc );
343 msg_Dbg( p_stream, "Checking video codec mapping for %s got %4.4s ", fcc, (char*)&p_sys->i_vcodec);
347 p_sys->i_vbitrate = var_GetInteger( p_stream, SOUT_CFG_PREFIX "vb" );
348 if( p_sys->i_vbitrate < 16000 ) p_sys->i_vbitrate *= 1000;
350 p_sys->f_scale = var_GetFloat( p_stream, SOUT_CFG_PREFIX "scale" );
352 p_sys->f_fps = var_GetFloat( p_stream, SOUT_CFG_PREFIX "fps" );
354 p_sys->b_hurry_up = var_GetBool( p_stream, SOUT_CFG_PREFIX "hurry-up" );
356 p_sys->i_width = var_GetInteger( p_stream, SOUT_CFG_PREFIX "width" );
358 p_sys->i_height = var_GetInteger( p_stream, SOUT_CFG_PREFIX "height" );
360 p_sys->i_maxwidth = var_GetInteger( p_stream, SOUT_CFG_PREFIX "maxwidth" );
362 p_sys->i_maxheight = var_GetInteger( p_stream, SOUT_CFG_PREFIX "maxheight" );
364 psz_string = var_GetString( p_stream, SOUT_CFG_PREFIX "vfilter" );
365 if( psz_string && *psz_string )
366 p_sys->psz_vf2 = strdup(psz_string );
368 p_sys->psz_vf2 = NULL;
371 p_sys->b_deinterlace = var_GetBool( p_stream, SOUT_CFG_PREFIX "deinterlace" );
373 psz_string = var_GetString( p_stream, SOUT_CFG_PREFIX "deinterlace-module" );
374 p_sys->psz_deinterlace = NULL;
375 p_sys->p_deinterlace_cfg = NULL;
376 if( psz_string && *psz_string )
379 psz_next = config_ChainCreate( &p_sys->psz_deinterlace,
380 &p_sys->p_deinterlace_cfg,
386 p_sys->i_threads = var_GetInteger( p_stream, SOUT_CFG_PREFIX "threads" );
387 p_sys->b_high_priority = var_GetBool( p_stream, SOUT_CFG_PREFIX "high-priority" );
389 if( p_sys->i_vcodec )
391 msg_Dbg( p_stream, "codec video=%4.4s %dx%d scaling: %f %dkb/s",
392 (char *)&p_sys->i_vcodec, p_sys->i_width, p_sys->i_height,
393 p_sys->f_scale, p_sys->i_vbitrate / 1000 );
396 /* Subpictures transcoding parameters */
398 p_sys->p_spu_blend = NULL;
399 p_sys->psz_senc = NULL;
400 p_sys->p_spu_cfg = NULL;
403 psz_string = var_GetString( p_stream, SOUT_CFG_PREFIX "senc" );
404 if( psz_string && *psz_string )
407 psz_next = config_ChainCreate( &p_sys->psz_senc, &p_sys->p_spu_cfg,
413 psz_string = var_GetString( p_stream, SOUT_CFG_PREFIX "scodec" );
414 if( psz_string && *psz_string )
417 memcpy( fcc, psz_string, __MIN( strlen( psz_string ), 4 ) );
418 p_sys->i_scodec = vlc_fourcc_GetCodecFromString( SPU_ES, fcc );
419 msg_Dbg( p_stream, "Checking spu codec mapping for %s got %4.4s ", fcc, (char*)&p_sys->i_scodec);
423 if( p_sys->i_scodec )
425 msg_Dbg( p_stream, "codec spu=%4.4s", (char *)&p_sys->i_scodec );
428 p_sys->b_soverlay = var_GetBool( p_stream, SOUT_CFG_PREFIX "soverlay" );
430 psz_string = var_GetString( p_stream, SOUT_CFG_PREFIX "sfilter" );
431 if( psz_string && *psz_string )
433 p_sys->p_spu = spu_Create( p_stream );
435 spu_ChangeSources( p_sys->p_spu, psz_string );
439 /* OSD menu transcoding parameters */
440 p_sys->psz_osdenc = NULL;
441 p_sys->p_osd_cfg = NULL;
442 p_sys->i_osdcodec = 0;
443 p_sys->b_osd = var_GetBool( p_stream, SOUT_CFG_PREFIX "osd" );
449 psz_next = config_ChainCreate( &p_sys->psz_osdenc,
450 &p_sys->p_osd_cfg, "dvbsub" );
453 p_sys->i_osdcodec = VLC_CODEC_YUVP;
455 msg_Dbg( p_stream, "codec osd=%4.4s", (char *)&p_sys->i_osdcodec );
459 p_sys->p_spu = spu_Create( p_stream );
461 spu_ChangeSources( p_sys->p_spu, "osdmenu" );
465 spu_ChangeSources( p_sys->p_spu, "osdmenu" );
470 p_sys->b_master_sync = var_GetBool( p_stream, SOUT_CFG_PREFIX "audio-sync" );
471 if( p_sys->f_fps > 0 ) p_sys->b_master_sync = true;
473 p_stream->pf_add = Add;
474 p_stream->pf_del = Del;
475 p_stream->pf_send = Send;
476 p_stream->p_sys = p_sys;
481 /*****************************************************************************
483 *****************************************************************************/
484 static void Close( vlc_object_t * p_this )
486 sout_stream_t *p_stream = (sout_stream_t*)p_this;
487 sout_stream_sys_t *p_sys = p_stream->p_sys;
489 free( p_sys->psz_af );
491 config_ChainDestroy( p_sys->p_audio_cfg );
492 free( p_sys->psz_aenc );
493 free( p_sys->psz_alang );
495 free( p_sys->psz_vf2 );
497 config_ChainDestroy( p_sys->p_video_cfg );
498 free( p_sys->psz_venc );
500 config_ChainDestroy( p_sys->p_deinterlace_cfg );
501 free( p_sys->psz_deinterlace );
503 config_ChainDestroy( p_sys->p_spu_cfg );
504 free( p_sys->psz_senc );
506 if( p_sys->p_spu ) spu_Destroy( p_sys->p_spu );
507 if( p_sys->p_spu_blend ) filter_DeleteBlend( p_sys->p_spu_blend );
509 config_ChainDestroy( p_sys->p_osd_cfg );
510 free( p_sys->psz_osdenc );
515 static sout_stream_id_t *Add( sout_stream_t *p_stream, es_format_t *p_fmt )
517 sout_stream_sys_t *p_sys = p_stream->p_sys;
518 sout_stream_id_t *id;
520 id = calloc( 1, sizeof( sout_stream_id_t ) );
525 id->p_decoder = NULL;
526 id->p_encoder = NULL;
528 /* Create decoder object */
529 id->p_decoder = vlc_object_create( p_stream, sizeof( decoder_t ) );
532 id->p_decoder->p_module = NULL;
533 id->p_decoder->fmt_in = *p_fmt;
534 id->p_decoder->b_pace_control = true;
536 /* Create encoder object */
537 id->p_encoder = sout_EncoderCreate( p_stream );
540 id->p_encoder->p_module = NULL;
542 /* Create destination format */
543 es_format_Init( &id->p_encoder->fmt_out, p_fmt->i_cat, 0 );
544 id->p_encoder->fmt_out.i_id = p_fmt->i_id;
545 id->p_encoder->fmt_out.i_group = p_fmt->i_group;
547 if( p_sys->psz_alang )
548 id->p_encoder->fmt_out.psz_language = strdup( p_sys->psz_alang );
549 else if( p_fmt->psz_language )
550 id->p_encoder->fmt_out.psz_language = strdup( p_fmt->psz_language );
554 if( p_fmt->i_cat == AUDIO_ES && p_sys->i_acodec )
555 success = transcode_audio_add(p_stream, p_fmt, id);
556 else if( p_fmt->i_cat == VIDEO_ES && p_sys->i_vcodec )
557 success = transcode_video_add(p_stream, p_fmt, id);
558 else if( ( p_fmt->i_cat == SPU_ES ) &&
559 ( p_sys->i_scodec || p_sys->b_soverlay ) )
560 success = transcode_spu_add(p_stream, p_fmt, id);
561 else if( !p_sys->b_osd && (p_sys->i_osdcodec != 0 || p_sys->psz_osdenc) )
562 success = transcode_osd_add(p_stream, p_fmt, id);
565 msg_Dbg( p_stream, "not transcoding a stream (fcc=`%4.4s')",
566 (char*)&p_fmt->i_codec );
567 id->id = sout_StreamIdAdd( p_stream->p_next, p_fmt );
568 id->b_transcode = false;
583 vlc_object_release( id->p_decoder );
584 id->p_decoder = NULL;
589 es_format_Clean( &id->p_encoder->fmt_out );
590 vlc_object_release( id->p_encoder );
591 id->p_encoder = NULL;
599 static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
601 sout_stream_sys_t *p_sys = p_stream->p_sys;
603 if( id->b_transcode )
605 switch( id->p_decoder->fmt_in.i_cat )
608 Send( p_stream, id, NULL );
609 transcode_audio_close( id );
612 Send( p_stream, id, NULL );
613 transcode_video_close( p_stream, id );
617 transcode_osd_close( p_stream, id );
619 transcode_spu_close( p_stream, id );
624 if( id->id ) sout_StreamIdDel( p_stream->p_next, id->id );
628 vlc_object_release( id->p_decoder );
629 id->p_decoder = NULL;
634 es_format_Clean( &id->p_encoder->fmt_out );
635 vlc_object_release( id->p_encoder );
636 id->p_encoder = NULL;
643 static int Send( sout_stream_t *p_stream, sout_stream_id_t *id,
646 sout_stream_sys_t *p_sys = p_stream->p_sys;
647 block_t *p_out = NULL;
649 if( !id->b_transcode )
652 return sout_StreamIdSend( p_stream->p_next, id->id, p_buffer );
654 block_Release( p_buffer );
658 switch( id->p_decoder->fmt_in.i_cat )
661 transcode_audio_process( p_stream, id, p_buffer, &p_out );
665 if( transcode_video_process( p_stream, id, p_buffer, &p_out )
673 /* Transcode OSD menu pictures. */
676 if( transcode_osd_process( p_stream, id, p_buffer, &p_out ) !=
682 else if ( transcode_spu_process( p_stream, id, p_buffer, &p_out ) !=
691 block_Release( p_buffer );
696 return sout_StreamIdSend( p_stream->p_next, id->id, p_out );