1 /*****************************************************************************
2 * dmo.c : DirectMedia Object decoder module for vlc
3 *****************************************************************************
4 * Copyright (C) 2002, 2003 the VideoLAN team
7 * Author: Gildas Bazin <gbazin@videolan.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
32 #include <vlc/decoder.h>
42 /* Need the w32dll loader from mplayer */
43 # include <wine/winerror.h>
44 # include <ldt_keeper.h>
45 # include <wine/windef.h>
55 long CoInitialize( void *pvReserved ) { return -1; }
56 void CoUninitialize( void ) { }
58 /* A few prototypes */
59 HMODULE WINAPI LoadLibraryA(LPCSTR);
60 #define LoadLibrary LoadLibraryA
61 FARPROC WINAPI GetProcAddress(HMODULE,LPCSTR);
62 int WINAPI FreeLibrary(HMODULE);
65 typedef long (STDCALL *GETCLASS) ( const GUID*, const GUID*, void** );
67 static int pi_channels_maps[7] =
71 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
72 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
73 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
74 | AOUT_CHAN_REARRIGHT,
75 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
76 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
77 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
78 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE
81 /*****************************************************************************
83 *****************************************************************************/
84 static int DecoderOpen ( vlc_object_t * );
85 static int DecOpen ( vlc_object_t * );
86 static void DecoderClose ( vlc_object_t * );
87 static void *DecodeBlock ( decoder_t *, block_t ** );
89 static int EncoderOpen ( vlc_object_t * );
90 static int EncOpen ( vlc_object_t * );
91 static void EncoderClose ( vlc_object_t * );
92 static block_t *EncodeBlock( encoder_t *, void * );
94 static int LoadDMO( vlc_object_t *, HINSTANCE *, IMediaObject **,
95 es_format_t *, vlc_bool_t );
96 static void CopyPicture( decoder_t *, picture_t *, uint8_t * );
99 set_description( _("DirectMedia Object decoder") );
100 add_shortcut( "dmo" );
101 set_capability( "decoder", 1 );
102 set_callbacks( DecoderOpen, DecoderClose );
103 set_category( CAT_INPUT );
104 set_subcategory( SUBCAT_INPUT_SCODEC );
106 # define ENC_CFG_PREFIX "sout-dmo-"
108 set_description( _("DirectMedia Object encoder") );
109 set_capability( "encoder", 10 );
110 set_callbacks( EncoderOpen, EncoderClose );
114 /*****************************************************************************
116 *****************************************************************************/
118 /****************************************************************************
119 * Decoder descriptor declaration
120 ****************************************************************************/
123 HINSTANCE hmsdmo_dll;
136 static const GUID guid_wmv9 = { 0x724bb6a4, 0xe526, 0x450f, { 0xaf, 0xfa, 0xab, 0x9b, 0x45, 0x12, 0x91, 0x11 } };
137 static const GUID guid_wma9 = { 0x27ca0808, 0x01f5, 0x4e7a, { 0x8b, 0x05, 0x87, 0xf8, 0x07, 0xa2, 0x33, 0xd1 } };
139 static const GUID guid_wmv = { 0x82d353df, 0x90bd, 0x4382, { 0x8b, 0xc2, 0x3f, 0x61, 0x92, 0xb7, 0x6e, 0x34 } };
140 static const GUID guid_wma = { 0x874131cb, 0x4ecc, 0x443b, { 0x89, 0x48, 0x74, 0x6b, 0x89, 0x59, 0x5d, 0x20 } };
142 static const GUID guid_wmv_enc = { 0x3181343b, 0x94a2, 0x4feb, { 0xad, 0xef, 0x30, 0xa1, 0xdd, 0xe6, 0x17, 0xb4 } };
143 static const GUID guid_wma_enc = { 0x70f598e9, 0xf4ab, 0x495a, { 0x99, 0xe2, 0xa7, 0xc4, 0xd3, 0xd8, 0x9a, 0xbf } };
147 vlc_fourcc_t i_fourcc;
153 static const codec_dll decoders_table[] =
156 { VLC_FOURCC('W','M','V','3'), "wmv9dmod.dll", &guid_wmv9 },
157 { VLC_FOURCC('w','m','v','3'), "wmv9dmod.dll", &guid_wmv9 },
159 { VLC_FOURCC('W','M','V','2'), "wmvdmod.dll", &guid_wmv },
160 { VLC_FOURCC('w','m','v','2'), "wmvdmod.dll", &guid_wmv },
162 { VLC_FOURCC('W','M','V','1'), "wmvdmod.dll", &guid_wmv },
163 { VLC_FOURCC('w','m','v','1'), "wmvdmod.dll", &guid_wmv },
166 { VLC_FOURCC('W','M','A','3'), "wma9dmod.dll", &guid_wma9 },
167 { VLC_FOURCC('w','m','a','3'), "wma9dmod.dll", &guid_wma9 },
168 { VLC_FOURCC('w','m','a','p'), "wma9dmod.dll", &guid_wma9 },
170 { VLC_FOURCC('W','M','A','2'), "wma9dmod.dll", &guid_wma9 },
171 { VLC_FOURCC('w','m','a','2'), "wma9dmod.dll", &guid_wma9 },
174 { VLC_FOURCC('w','m','a','s'), "wmspdmod.dll", &guid_wma },
180 static const codec_dll encoders_table[] =
183 { VLC_FOURCC('W','M','V','2'), "wmvdmoe.dll", &guid_wmv_enc },
184 { VLC_FOURCC('w','m','v','1'), "wmvdmoe.dll", &guid_wmv_enc },
186 { VLC_FOURCC('W','M','V','1'), "wmvdmoe.dll", &guid_wmv_enc },
187 { VLC_FOURCC('w','m','v','1'), "wmvdmoe.dll", &guid_wmv_enc },
190 { VLC_FOURCC('W','M','A','3'), "wmadmoe.dll", &guid_wma_enc },
191 { VLC_FOURCC('w','m','a','3'), "wmadmoe.dll", &guid_wma_enc },
193 { VLC_FOURCC('W','M','A','2'), "wmadmoe.dll", &guid_wma_enc },
194 { VLC_FOURCC('w','m','a','2'), "wmadmoe.dll", &guid_wma_enc },
200 static void WINAPI DMOFreeMediaType( DMO_MEDIA_TYPE *mt )
202 if( mt->cbFormat != 0 ) CoTaskMemFree( (PVOID)mt->pbFormat );
203 if( mt->pUnk != NULL ) mt->pUnk->vt->Release( (IUnknown *)mt->pUnk );
209 /*****************************************************************************
210 * DecoderOpen: open dmo codec
211 *****************************************************************************/
212 static int DecoderOpen( vlc_object_t *p_this )
214 decoder_t *p_dec = (decoder_t*)p_this;
217 int i_ret = DecOpen( p_this );
218 if( i_ret != VLC_SUCCESS ) return i_ret;
222 /* We can't open it now, because of ldt_keeper or something
223 * Open/Decode/Close has to be done in the same thread */
228 /* Probe if we support it */
229 for( i = 0; decoders_table[i].i_fourcc != 0; i++ )
231 if( decoders_table[i].i_fourcc == p_dec->fmt_in.i_codec )
233 msg_Dbg( p_dec, "DMO codec for %4.4s may work with dll=%s",
234 (char*)&p_dec->fmt_in.i_codec,
235 decoders_table[i].psz_dll );
241 if( !decoders_table[i].i_fourcc ) return VLC_EGENERIC;
245 p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))
247 p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))
253 /*****************************************************************************
254 * DecOpen: open dmo codec
255 *****************************************************************************/
256 static int DecOpen( vlc_object_t *p_this )
258 decoder_t *p_dec = (decoder_t*)p_this;
259 decoder_sys_t *p_sys = NULL;
261 DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;
262 IMediaObject *p_dmo = NULL;
263 HINSTANCE hmsdmo_dll = NULL;
265 VIDEOINFOHEADER *p_vih = NULL;
266 WAVEFORMATEX *p_wf = NULL;
269 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
271 /* Initialize OLE/COM */
275 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_dec->fmt_in, VLC_FALSE )
283 /* Setup input format */
284 memset( &dmo_input_type, 0, sizeof(dmo_input_type) );
285 dmo_input_type.pUnk = 0;
287 if( p_dec->fmt_in.i_cat == AUDIO_ES )
290 int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;
291 p_wf = malloc( i_size );
293 memset( p_wf, 0, sizeof(WAVEFORMATEX) );
294 if( p_dec->fmt_in.i_extra )
295 memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
297 dmo_input_type.majortype = MEDIATYPE_Audio;
298 dmo_input_type.subtype = dmo_input_type.majortype;
299 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
300 fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
301 if( i_tag ) dmo_input_type.subtype.Data1 = i_tag;
303 p_wf->wFormatTag = dmo_input_type.subtype.Data1;
304 p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
305 p_wf->nChannels = p_dec->fmt_in.audio.i_channels;
306 p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;
307 p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;
308 p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;
309 p_wf->cbSize = p_dec->fmt_in.i_extra;
311 dmo_input_type.formattype = FORMAT_WaveFormatEx;
312 dmo_input_type.cbFormat = i_size;
313 dmo_input_type.pbFormat = (char *)p_wf;
314 dmo_input_type.bFixedSizeSamples = 1;
315 dmo_input_type.bTemporalCompression = 0;
316 dmo_input_type.lSampleSize = p_wf->nBlockAlign;
320 BITMAPINFOHEADER *p_bih;
322 int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;
323 p_vih = malloc( i_size );
325 memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );
326 if( p_dec->fmt_in.i_extra )
327 memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
329 p_bih = &p_vih->bmiHeader;
330 p_bih->biCompression = p_dec->fmt_in.i_codec;
331 p_bih->biWidth = p_dec->fmt_in.video.i_width;
332 p_bih->biHeight = p_dec->fmt_in.video.i_height;
333 p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;
335 p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +
336 sizeof(BITMAPINFOHEADER);
338 p_vih->rcSource.left = p_vih->rcSource.top = 0;
339 p_vih->rcSource.right = p_dec->fmt_in.video.i_width;
340 p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;
341 p_vih->rcTarget = p_vih->rcSource;
343 dmo_input_type.majortype = MEDIATYPE_Video;
344 dmo_input_type.subtype = dmo_input_type.majortype;
345 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
346 dmo_input_type.formattype = FORMAT_VideoInfo;
347 dmo_input_type.bFixedSizeSamples = 0;
348 dmo_input_type.bTemporalCompression = 1;
349 dmo_input_type.cbFormat = i_size;
350 dmo_input_type.pbFormat = (char *)p_vih;
353 if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )
355 msg_Err( p_dec, "can't set DMO input type" );
358 msg_Dbg( p_dec, "DMO input type set" );
360 /* Setup output format */
361 memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
362 dmo_output_type.pUnk = 0;
364 if( p_dec->fmt_in.i_cat == AUDIO_ES )
366 /* Setup the format */
367 p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;
368 p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;
369 p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;
370 p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16
371 p_dec->fmt_out.audio.i_physical_channels =
372 p_dec->fmt_out.audio.i_original_channels =
373 pi_channels_maps[p_dec->fmt_out.audio.i_channels];
375 p_wf->wFormatTag = WAVE_FORMAT_PCM;
376 p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;
377 p_wf->nChannels = p_dec->fmt_out.audio.i_channels;
378 p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;
380 p_wf->wBitsPerSample / 8 * p_wf->nChannels;
381 p_wf->nAvgBytesPerSec =
382 p_wf->nSamplesPerSec * p_wf->nBlockAlign;
385 dmo_output_type.majortype = MEDIATYPE_Audio;
386 dmo_output_type.formattype = FORMAT_WaveFormatEx;
387 dmo_output_type.subtype = MEDIASUBTYPE_PCM;
388 dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);
389 dmo_output_type.pbFormat = (char *)p_wf;
390 dmo_output_type.bFixedSizeSamples = 1;
391 dmo_output_type.bTemporalCompression = 0;
392 dmo_output_type.lSampleSize = p_wf->nBlockAlign;
396 BITMAPINFOHEADER *p_bih;
398 unsigned i_chroma = VLC_FOURCC('Y','U','Y','2');
399 int i_planes = 1, i_bpp = 16;
402 /* Find out which chroma to use */
403 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
405 if( mt.subtype.Data1 == VLC_FOURCC('Y','V','1','2') )
407 i_chroma = mt.subtype.Data1;
408 i_planes = 3; i_bpp = 12;
411 DMOFreeMediaType( &mt );
414 p_dec->fmt_out.i_codec = i_chroma == VLC_FOURCC('Y','V','1','2') ?
415 VLC_FOURCC('I','4','2','0') : i_chroma;
416 p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
417 p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height;
418 p_dec->fmt_out.video.i_bits_per_pixel = i_bpp;
419 p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR *
420 p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height;
422 p_bih = &p_vih->bmiHeader;
423 p_bih->biCompression = i_chroma;
424 p_bih->biHeight *= -1;
425 p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;
426 p_bih->biSizeImage = p_dec->fmt_in.video.i_width *
427 p_dec->fmt_in.video.i_height *
428 (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;
430 p_bih->biPlanes = i_planes;
431 p_bih->biSize = sizeof(BITMAPINFOHEADER);
433 dmo_output_type.majortype = MEDIATYPE_Video;
434 dmo_output_type.formattype = FORMAT_VideoInfo;
435 dmo_output_type.subtype = dmo_output_type.majortype;
436 dmo_output_type.subtype.Data1 = p_bih->biCompression;
437 dmo_output_type.bFixedSizeSamples = VLC_TRUE;
438 dmo_output_type.bTemporalCompression = 0;
439 dmo_output_type.lSampleSize = p_bih->biSizeImage;
440 dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);
441 dmo_output_type.pbFormat = (char *)p_vih;
445 /* Enumerate output types */
446 if( p_dec->fmt_in.i_cat == VIDEO_ES )
451 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
453 msg_Dbg( p_dec, "available output chroma: %4.4s",
454 (char *)&mt.subtype.Data1 );
455 DMOFreeMediaType( &mt );
460 if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )
462 msg_Err( p_dec, "can't set DMO output type" );
465 msg_Dbg( p_dec, "DMO output type set" );
467 /* Allocate the memory needed to store the decoder's structure */
468 if( ( p_dec->p_sys = p_sys =
469 (decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL )
471 msg_Err( p_dec, "out of memory" );
475 p_sys->hmsdmo_dll = hmsdmo_dll;
476 p_sys->p_dmo = p_dmo;
478 p_sys->ldt_fs = ldt_fs;
481 /* Find out some properties of the output */
483 uint32_t i_size, i_align;
485 p_sys->i_min_output = 0;
486 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
488 msg_Err( p_dec, "GetOutputSizeInfo() failed" );
493 msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
495 p_sys->i_min_output = i_size;
496 p_sys->p_buffer = malloc( i_size );
497 if( !p_sys->p_buffer ) goto error;
501 /* Set output properties */
502 p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
503 if( p_dec->fmt_out.i_cat == AUDIO_ES )
504 date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
506 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
508 if( p_vih ) free( p_vih );
509 if( p_wf ) free( p_wf );
515 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
516 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
519 Restore_LDT_Keeper( ldt_fs );
521 /* Uninitialize OLE/COM */
525 if( p_vih ) free( p_vih );
526 if( p_wf ) free( p_wf );
527 if( p_sys ) free( p_sys );
532 /*****************************************************************************
533 * LoadDMO: Load the DMO object
534 *****************************************************************************/
535 static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
536 IMediaObject **pp_dmo, es_format_t *p_fmt,
539 DMO_PARTIAL_MEDIATYPE dmo_partial_type;
543 long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
544 const DMO_PARTIAL_MEDIATYPE *,
545 uint32_t, const DMO_PARTIAL_MEDIATYPE *,
548 IEnumDMO *p_enum_dmo = NULL;
555 IClassFactory *cFactory = NULL;
556 IUnknown *cObject = NULL;
557 const codec_dll *codecs_table = b_out ? encoders_table : decoders_table;
560 /* Look for a DMO which can handle the requested codec */
561 if( p_fmt->i_cat == AUDIO_ES )
564 dmo_partial_type.type = MEDIATYPE_Audio;
565 dmo_partial_type.subtype = dmo_partial_type.type;
566 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
567 fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
568 if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
572 dmo_partial_type.type = MEDIATYPE_Video;
573 dmo_partial_type.subtype = dmo_partial_type.type;
574 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
579 *p_hmsdmo_dll = LoadLibrary( "msdmo.dll" );
580 if( *p_hmsdmo_dll == NULL )
582 msg_Dbg( p_this, "failed loading msdmo.dll" );
585 OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
586 if( OurDMOEnum == NULL )
588 msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
589 FreeLibrary( *p_hmsdmo_dll );
595 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
596 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
600 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
601 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
605 FreeLibrary( *p_hmsdmo_dll );
606 /* return VLC_EGENERIC; */
607 /* Try loading the dll directly */
611 /* Pickup the first available codec */
613 while( ( S_OK == p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
614 &psz_dmo_name, &i_dummy /* NULL doesn't work */ ) ) )
616 char psz_temp[MAX_PATH];
617 wcstombs( psz_temp, psz_dmo_name, MAX_PATH );
618 msg_Dbg( p_this, "found DMO: %s", psz_temp );
619 CoTaskMemFree( psz_dmo_name );
622 if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
623 &IID_IMediaObject, (void **)pp_dmo ) )
625 msg_Warn( p_this, "can't create DMO: %s", psz_temp );
631 p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );
635 FreeLibrary( *p_hmsdmo_dll );
636 /* return VLC_EGENERIC; */
637 /* Try loading the dll directly */
646 for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
648 if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
651 if( codecs_table[i_codec].i_fourcc == 0 )
652 return VLC_EGENERIC; /* Can't happen */
654 *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
655 if( *p_hmsdmo_dll == NULL )
657 msg_Dbg( p_this, "failed loading '%s'",
658 codecs_table[i_codec].psz_dll );
662 GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
665 msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
666 FreeLibrary( *p_hmsdmo_dll );
670 i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory,
672 if( i_err || cFactory == NULL )
674 msg_Dbg( p_this, "no such class object" );
675 FreeLibrary( *p_hmsdmo_dll );
679 i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown,
681 cFactory->vt->Release( (IUnknown*)cFactory );
682 if( i_err || !cObject )
684 msg_Dbg( p_this, "class factory failure" );
685 FreeLibrary( *p_hmsdmo_dll );
688 i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject,
690 cObject->vt->Release( (IUnknown*)cObject );
691 if( i_err || !*pp_dmo )
693 msg_Dbg( p_this, "QueryInterface failure" );
694 FreeLibrary( *p_hmsdmo_dll );
701 /*****************************************************************************
702 * DecoderClose: close codec
703 *****************************************************************************/
704 void DecoderClose( vlc_object_t *p_this )
706 decoder_t *p_dec = (decoder_t*)p_this;
707 decoder_sys_t *p_sys = p_dec->p_sys;
711 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
712 FreeLibrary( p_sys->hmsdmo_dll );
716 Restore_LDT_Keeper( p_sys->ldt_fs );
719 /* Uninitialize OLE/COM */
723 if( p_sys->p_buffer ) free( p_sys->p_buffer );
727 /****************************************************************************
728 * DecodeBlock: the whole thing
729 ****************************************************************************
730 * This function must be fed with ogg packets.
731 ****************************************************************************/
732 static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
734 decoder_sys_t *p_sys = p_dec->p_sys;
738 DMO_OUTPUT_DATA_BUFFER db;
745 if( DecOpen( VLC_OBJECT(p_dec) ) )
747 msg_Err( p_dec, "DecOpen failed" );
750 p_sys = p_dec->p_sys;
753 if( !pp_block ) return NULL;
757 /* Won't work with streams with B-frames, but do we have any ? */
758 if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;
760 /* Date management */
761 if( p_block && p_block->i_pts > 0 &&
762 p_block->i_pts != date_Get( &p_sys->end_date ) )
764 date_Set( &p_sys->end_date, p_block->i_pts );
767 #if 0 /* Breaks the video decoding */
768 if( !date_Get( &p_sys->end_date ) )
770 /* We've just started the stream, wait for the first PTS. */
771 if( p_block ) block_Release( p_block );
776 /* Feed input to the DMO */
777 if( p_block && p_block->i_buffer )
781 p_in = CMediaBufferCreate( p_block, p_block->i_buffer, VLC_TRUE );
783 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
784 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
787 p_in->vt->Release( (IUnknown *)p_in );
789 if( i_result == S_FALSE )
791 /* No output generated */
793 msg_Dbg( p_dec, "ProcessInput(): no output generated" );
797 else if( i_result == (int)DMO_E_NOTACCEPTING )
799 /* Need to call ProcessOutput */
800 msg_Dbg( p_dec, "ProcessInput(): not accepting" );
802 else if( i_result != S_OK )
804 msg_Dbg( p_dec, "ProcessInput(): failed" );
809 //msg_Dbg( p_dec, "ProcessInput(): successful" );
813 else if( p_block && !p_block->i_buffer )
815 block_Release( p_block );
819 /* Get output from the DMO */
820 block_out.p_buffer = p_sys->p_buffer;
821 block_out.i_buffer = 0;
823 p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, VLC_FALSE );
824 memset( &db, 0, sizeof(db) );
825 db.pBuffer = (IMediaBuffer *)p_out;
827 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
828 DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
831 if( i_result != S_OK )
833 if( i_result != S_FALSE )
834 msg_Dbg( p_dec, "ProcessOutput(): failed" );
837 msg_Dbg( p_dec, "ProcessOutput(): no output" );
840 p_out->vt->Release( (IUnknown *)p_out );
845 msg_Dbg( p_dec, "ProcessOutput(): success" );
848 if( !block_out.i_buffer )
851 msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
853 p_out->vt->Release( (IUnknown *)p_out );
857 if( p_dec->fmt_out.i_cat == VIDEO_ES )
859 /* Get a new picture */
860 picture_t *p_pic = p_dec->pf_vout_buffer_new( p_dec );
861 if( !p_pic ) return NULL;
863 CopyPicture( p_dec, p_pic, block_out.p_buffer );
865 /* Date management */
866 p_pic->date = date_Get( &p_sys->end_date );
867 date_Increment( &p_sys->end_date, 1 );
869 p_out->vt->Release( (IUnknown *)p_out );
875 aout_buffer_t *p_aout_buffer;
876 int i_samples = block_out.i_buffer /
877 ( p_dec->fmt_out.audio.i_bitspersample *
878 p_dec->fmt_out.audio.i_channels / 8 );
880 p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples );
881 memcpy( p_aout_buffer->p_buffer,
882 block_out.p_buffer, block_out.i_buffer );
884 /* Date management */
885 p_aout_buffer->start_date = date_Get( &p_sys->end_date );
886 p_aout_buffer->end_date =
887 date_Increment( &p_sys->end_date, i_samples );
889 p_out->vt->Release( (IUnknown *)p_out );
891 return p_aout_buffer;
897 static void CopyPicture( decoder_t *p_dec, picture_t *p_pic, uint8_t *p_in )
899 int i_plane, i_line, i_width, i_dst_stride;
900 uint8_t *p_dst, *p_src = p_in;
902 p_dst = p_pic->p[1].p_pixels;
903 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
904 p_pic->p[2].p_pixels = p_dst;
906 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
908 p_dst = p_pic->p[i_plane].p_pixels;
909 i_width = p_pic->p[i_plane].i_visible_pitch;
910 i_dst_stride = p_pic->p[i_plane].i_pitch;
912 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines; i_line++ )
914 p_dec->p_vlc->pf_memcpy( p_dst, p_src, i_width );
916 p_dst += i_dst_stride;
920 p_dst = p_pic->p[1].p_pixels;
921 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
922 p_pic->p[2].p_pixels = p_dst;
925 /****************************************************************************
926 * Encoder descriptor declaration
927 ****************************************************************************/
930 HINSTANCE hmsdmo_dll;
942 /*****************************************************************************
943 * EncoderOpen: open dmo codec
944 *****************************************************************************/
945 static int EncoderOpen( vlc_object_t *p_this )
947 encoder_t *p_enc = (encoder_t*)p_this;
950 int i_ret = EncOpen( p_this );
951 if( i_ret != VLC_SUCCESS ) return i_ret;
954 /* We can't open it now, because of ldt_keeper or something
955 * Open/Encode/Close has to be done in the same thread */
958 /* Probe if we support it */
959 for( i = 0; encoders_table[i].i_fourcc != 0; i++ )
961 if( encoders_table[i].i_fourcc == p_enc->fmt_out.i_codec )
963 msg_Dbg( p_enc, "DMO codec for %4.4s may work with dll=%s",
964 (char*)&p_enc->fmt_out.i_codec,
965 encoders_table[i].psz_dll );
971 if( !encoders_table[i].i_fourcc ) return VLC_EGENERIC;
975 p_enc->pf_encode_video = (block_t *(*)(encoder_t *, picture_t *))
977 p_enc->pf_encode_audio = (block_t *(*)(encoder_t *, aout_buffer_t *))
983 /*****************************************************************************
984 * EncoderSetVideoType: configures the input and output types of the dmo
985 *****************************************************************************/
986 static int EncoderSetVideoType( encoder_t *p_enc, IMediaObject *p_dmo )
988 int i, i_selected, i_err;
989 DMO_MEDIA_TYPE dmo_type;
990 VIDEOINFOHEADER vih, *p_vih;
991 BITMAPINFOHEADER *p_bih;
994 p_enc->fmt_in.video.i_bits_per_pixel =
995 p_enc->fmt_out.video.i_bits_per_pixel = 12;
997 /* Enumerate input format (for debug output) */
999 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1001 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1003 msg_Dbg( p_enc, "available input chroma: %4.4s",
1004 (char *)&dmo_type.subtype.Data1 );
1005 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB565, 16 ) )
1006 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB565" );
1007 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB24, 16 ) )
1008 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB24" );
1010 DMOFreeMediaType( &dmo_type );
1013 /* Setup input format */
1014 memset( &dmo_type, 0, sizeof(dmo_type) );
1016 memset( &vih, 0, sizeof(VIDEOINFOHEADER) );
1018 p_bih = &vih.bmiHeader;
1019 p_bih->biCompression = VLC_FOURCC('I','4','2','0');
1020 p_bih->biWidth = p_enc->fmt_in.video.i_width;
1021 p_bih->biHeight = p_enc->fmt_in.video.i_height;
1022 p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
1023 p_bih->biSizeImage = p_enc->fmt_in.video.i_width *
1024 p_enc->fmt_in.video.i_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
1025 p_bih->biPlanes = 3;
1026 p_bih->biSize = sizeof(BITMAPINFOHEADER);
1028 vih.rcSource.left = vih.rcSource.top = 0;
1029 vih.rcSource.right = p_enc->fmt_in.video.i_width;
1030 vih.rcSource.bottom = p_enc->fmt_in.video.i_height;
1031 vih.rcTarget = vih.rcSource;
1033 vih.AvgTimePerFrame = I64C(10000000) / 25; //FIXME
1035 dmo_type.majortype = MEDIATYPE_Video;
1036 //dmo_type.subtype = MEDIASUBTYPE_RGB24;
1037 dmo_type.subtype = MEDIASUBTYPE_I420;
1038 //dmo_type.subtype.Data1 = p_bih->biCompression;
1039 dmo_type.formattype = FORMAT_VideoInfo;
1040 dmo_type.bFixedSizeSamples = TRUE;
1041 dmo_type.bTemporalCompression = FALSE;
1042 dmo_type.lSampleSize = p_bih->biSizeImage;
1043 dmo_type.cbFormat = sizeof(VIDEOINFOHEADER);
1044 dmo_type.pbFormat = (char *)&vih;
1046 if( ( i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 ) ) )
1048 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1049 return VLC_EGENERIC;
1052 msg_Dbg( p_enc, "successfully set input type" );
1054 /* Setup output format */
1055 memset( &dmo_type, 0, sizeof(dmo_type) );
1058 /* Enumerate output types */
1059 i = 0, i_selected = -1;
1060 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1062 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1064 msg_Dbg( p_enc, "available output codec: %4.4s",
1065 (char *)&dmo_type.subtype.Data1 );
1067 if( p_vih->bmiHeader.biCompression == p_enc->fmt_out.i_codec )
1070 DMOFreeMediaType( &dmo_type );
1073 if( i_selected < 0 )
1075 msg_Err( p_enc, "couldn't find codec: %4.4s",
1076 (char *)&p_enc->fmt_out.i_codec );
1077 return VLC_EGENERIC;
1080 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1081 ((VIDEOINFOHEADER *)dmo_type.pbFormat)->dwBitRate =
1082 p_enc->fmt_out.i_bitrate;
1084 /* Get the private data for the codec */
1087 IWMCodecPrivateData *p_privdata;
1088 VIDEOINFOHEADER *p_vih;
1089 uint8_t *p_data = 0;
1090 uint32_t i_data = 0, i_vih;
1092 i_err = p_dmo->vt->QueryInterface( (IUnknown *)p_dmo,
1093 &IID_IWMCodecPrivateData,
1094 (void **)&p_privdata );
1097 i_err = p_privdata->vt->SetPartialOutputType( p_privdata, &dmo_type );
1100 msg_Err( p_enc, "SetPartialOutputType() failed" );
1101 p_privdata->vt->Release( (IUnknown *)p_privdata );
1105 i_err = p_privdata->vt->GetPrivateData( p_privdata, NULL, &i_data );
1108 msg_Err( p_enc, "GetPrivateData() failed" );
1109 p_privdata->vt->Release( (IUnknown *)p_privdata );
1113 p_data = malloc( i_data );
1114 i_err = p_privdata->vt->GetPrivateData( p_privdata, p_data, &i_data );
1116 /* Update the media type with the private data */
1117 i_vih = dmo_type.cbFormat + i_data;
1118 p_vih = CoTaskMemAlloc( i_vih );
1119 memcpy( p_vih, dmo_type.pbFormat, dmo_type.cbFormat );
1120 memcpy( ((uint8_t *)p_vih) + dmo_type.cbFormat, p_data, i_data );
1121 DMOFreeMediaType( &dmo_type );
1122 dmo_type.pbFormat = (char*)p_vih;
1123 dmo_type.cbFormat = i_vih;
1125 msg_Dbg( p_enc, "found extra data: %i", i_data );
1126 p_enc->fmt_out.i_extra = i_data;
1127 p_enc->fmt_out.p_extra = p_data;
1131 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1133 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1134 p_enc->fmt_in.i_codec = VLC_FOURCC('I','4','2','0');
1136 DMOFreeMediaType( &dmo_type );
1139 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1140 return VLC_EGENERIC;
1143 msg_Dbg( p_enc, "successfully set output type" );
1147 /*****************************************************************************
1148 * EncoderSetAudioType: configures the input and output types of the dmo
1149 *****************************************************************************/
1150 static int EncoderSetAudioType( encoder_t *p_enc, IMediaObject *p_dmo )
1152 int i, i_selected, i_err;
1153 unsigned int i_last_byterate;
1155 DMO_MEDIA_TYPE dmo_type;
1158 /* Setup the format structure */
1159 fourcc_to_wf_tag( p_enc->fmt_out.i_codec, &i_tag );
1160 if( i_tag == 0 ) return VLC_EGENERIC;
1162 p_enc->fmt_in.i_codec = AOUT_FMT_S16_NE;
1163 p_enc->fmt_in.audio.i_bitspersample = 16;
1165 /* We first need to choose an output type from the predefined
1166 * list of choices (we cycle through the list to select the best match) */
1167 i = 0; i_selected = -1; i_last_byterate = 0;
1168 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1170 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1171 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1172 "bits per sample: %i, bitrate: %i, blockalign: %i",
1173 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1174 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1175 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1177 if( p_wf->wFormatTag == i_tag &&
1178 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1179 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1180 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1182 if( (int)p_wf->nAvgBytesPerSec <
1183 p_enc->fmt_out.i_bitrate * 110 / 800 /* + 10% */ &&
1184 p_wf->nAvgBytesPerSec > i_last_byterate )
1187 i_last_byterate = p_wf->nAvgBytesPerSec;
1188 msg_Dbg( p_enc, "selected entry %i (bitrate: %i)",
1189 i_selected, p_wf->nAvgBytesPerSec * 8 );
1193 DMOFreeMediaType( &dmo_type );
1196 if( i_selected < 0 )
1198 msg_Err( p_enc, "couldn't find a matching ouput" );
1199 return VLC_EGENERIC;
1202 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1203 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1205 msg_Dbg( p_enc, "selected format: %i, sample rate:%i, "
1206 "channels: %i, bits per sample: %i, bitrate: %i, blockalign: %i",
1207 (int)p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1208 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1209 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1211 p_enc->fmt_out.audio.i_rate = p_wf->nSamplesPerSec;
1212 p_enc->fmt_out.audio.i_channels = p_wf->nChannels;
1213 p_enc->fmt_out.audio.i_bitspersample = p_wf->wBitsPerSample;
1214 p_enc->fmt_out.audio.i_blockalign = p_wf->nBlockAlign;
1215 p_enc->fmt_out.i_bitrate = p_wf->nAvgBytesPerSec * 8;
1219 msg_Dbg( p_enc, "found cbSize: %i", p_wf->cbSize );
1220 p_enc->fmt_out.i_extra = p_wf->cbSize;
1221 p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
1222 memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
1225 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1226 DMOFreeMediaType( &dmo_type );
1230 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1231 return VLC_EGENERIC;
1234 msg_Dbg( p_enc, "successfully set output type" );
1236 /* Setup the input type */
1237 i = 0; i_selected = -1;
1238 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1240 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1241 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1242 "bits per sample: %i, bitrate: %i, blockalign: %i",
1243 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1244 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1245 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1247 if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
1248 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1249 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1250 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1255 DMOFreeMediaType( &dmo_type );
1258 if( i_selected < 0 )
1260 msg_Err( p_enc, "couldn't find a matching input" );
1261 return VLC_EGENERIC;
1264 p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
1265 i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
1266 DMOFreeMediaType( &dmo_type );
1269 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1270 return VLC_EGENERIC;
1272 msg_Dbg( p_enc, "successfully set input type" );
1277 /*****************************************************************************
1278 * EncOpen: open dmo codec
1279 *****************************************************************************/
1280 static int EncOpen( vlc_object_t *p_this )
1282 encoder_t *p_enc = (encoder_t*)p_this;
1283 encoder_sys_t *p_sys = NULL;
1284 IMediaObject *p_dmo = NULL;
1285 HINSTANCE hmsdmo_dll = NULL;
1288 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
1290 /* Initialize OLE/COM */
1294 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, VLC_TRUE )
1302 if( p_enc->fmt_in.i_cat == VIDEO_ES )
1304 if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1308 if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1311 /* Allocate the memory needed to store the decoder's structure */
1312 if( ( p_enc->p_sys = p_sys =
1313 (encoder_sys_t *)malloc(sizeof(encoder_sys_t)) ) == NULL )
1315 msg_Err( p_enc, "out of memory" );
1319 p_sys->hmsdmo_dll = hmsdmo_dll;
1320 p_sys->p_dmo = p_dmo;
1322 p_sys->ldt_fs = ldt_fs;
1325 /* Find out some properties of the inputput */
1327 uint32_t i_size, i_align, dum;
1329 if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
1330 msg_Err( p_enc, "GetInputSizeInfo() failed" );
1332 msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
1333 i_size, i_align, dum );
1336 /* Find out some properties of the output */
1338 uint32_t i_size, i_align;
1340 p_sys->i_min_output = 0;
1341 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
1343 msg_Err( p_enc, "GetOutputSizeInfo() failed" );
1348 msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
1350 p_sys->i_min_output = i_size;
1354 /* Set output properties */
1355 p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
1356 if( p_enc->fmt_out.i_cat == AUDIO_ES )
1357 date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
1359 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
1365 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
1366 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
1369 Restore_LDT_Keeper( ldt_fs );
1371 /* Uninitialize OLE/COM */
1375 if( p_sys ) free( p_sys );
1377 return VLC_EGENERIC;
1380 /****************************************************************************
1381 * Encode: the whole thing
1382 ****************************************************************************/
1383 static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
1385 encoder_sys_t *p_sys = p_enc->p_sys;
1387 block_t *p_chain = NULL;
1388 block_t *p_block_in;
1395 if( EncOpen( VLC_OBJECT(p_enc) ) )
1397 msg_Err( p_enc, "EncOpen failed" );
1400 p_sys = p_enc->p_sys;
1403 if( !p_data ) return NULL;
1405 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1407 /* Get picture data */
1408 int i_plane, i_line, i_width, i_src_stride;
1409 picture_t *p_pic = (picture_t *)p_data;
1412 int i_buffer = p_enc->fmt_in.video.i_width *
1413 p_enc->fmt_in.video.i_height *
1414 p_enc->fmt_in.video.i_bits_per_pixel / 8;
1416 p_block_in = block_New( p_enc, i_buffer );
1418 /* Copy picture stride by stride */
1419 p_dst = p_block_in->p_buffer;
1420 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1422 uint8_t *p_src = p_pic->p[i_plane].p_pixels;
1423 i_width = p_pic->p[i_plane].i_visible_pitch;
1424 i_src_stride = p_pic->p[i_plane].i_pitch;
1426 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
1429 p_enc->p_vlc->pf_memcpy( p_dst, p_src, i_width );
1431 p_src += i_src_stride;
1435 i_pts = p_pic->date;
1439 aout_buffer_t *p_aout_buffer = (aout_buffer_t *)p_data;
1440 p_block_in = block_New( p_enc, p_aout_buffer->i_nb_bytes );
1441 memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
1442 p_block_in->i_buffer );
1444 i_pts = p_aout_buffer->start_date;
1447 /* Feed input to the DMO */
1448 p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, VLC_TRUE );
1449 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
1450 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
1452 p_in->vt->Release( (IUnknown *)p_in );
1453 if( i_result == S_FALSE )
1455 /* No output generated */
1457 msg_Dbg( p_enc, "ProcessInput(): no output generated "I64Fd, i_pts );
1461 else if( i_result == (int)DMO_E_NOTACCEPTING )
1463 /* Need to call ProcessOutput */
1464 msg_Dbg( p_enc, "ProcessInput(): not accepting" );
1466 else if( i_result != S_OK )
1468 msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
1473 msg_Dbg( p_enc, "ProcessInput(): success" );
1476 /* Get output from the DMO */
1479 DMO_OUTPUT_DATA_BUFFER db;
1480 block_t *p_block_out;
1481 CMediaBuffer *p_out;
1483 p_block_out = block_New( p_enc, p_sys->i_min_output );
1484 p_block_out->i_buffer = 0;
1485 p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, VLC_FALSE);
1486 memset( &db, 0, sizeof(db) );
1487 db.pBuffer = (IMediaBuffer *)p_out;
1489 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
1490 0, 1, &db, &i_status );
1492 if( i_result != S_OK )
1494 if( i_result != S_FALSE )
1495 msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
1498 msg_Dbg( p_enc, "ProcessOutput(): no output" );
1501 p_out->vt->Release( (IUnknown *)p_out );
1502 block_Release( p_block_out );
1506 if( !p_block_out->i_buffer )
1509 msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
1511 p_out->vt->Release( (IUnknown *)p_out );
1512 block_Release( p_block_out );
1516 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
1519 msg_Dbg( p_enc, "ProcessOutput(): pts: "I64Fd", "I64Fd,
1520 i_pts, db.rtTimestamp / 10 );
1522 i_pts = db.rtTimestamp / 10;
1525 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
1527 p_block_out->i_length = db.rtTimelength / 10;
1529 msg_Dbg( p_enc, "ProcessOutput(): length: "I64Fd,
1530 p_block_out->i_length );
1534 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1536 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT )
1537 p_block_out->i_flags |= BLOCK_FLAG_TYPE_I;
1539 p_block_out->i_flags |= BLOCK_FLAG_TYPE_P;
1542 p_block_out->i_dts = p_block_out->i_pts = i_pts;
1543 block_ChainAppend( &p_chain, p_block_out );
1547 /*****************************************************************************
1548 * EncoderClose: close codec
1549 *****************************************************************************/
1550 void EncoderClose( vlc_object_t *p_this )
1552 encoder_t *p_enc = (encoder_t*)p_this;
1553 encoder_sys_t *p_sys = p_enc->p_sys;
1555 if( !p_sys ) return;
1557 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
1558 FreeLibrary( p_sys->hmsdmo_dll );
1562 Restore_LDT_Keeper( p_sys->ldt_fs );
1565 /* Uninitialize OLE/COM */