1 /*****************************************************************************
2 * dmo.c : DirectMedia Object decoder module for vlc
3 *****************************************************************************
4 * Copyright (C) 2002, 2003 VideoLAN
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., 59 Temple Place - Suite 330, Boston, MA 02111, 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 );
104 # define ENC_CFG_PREFIX "sout-dmo-"
106 set_description( _("DirectMedia Object encoder") );
107 set_capability( "encoder", 10 );
108 set_callbacks( EncoderOpen, EncoderClose );
112 /*****************************************************************************
114 *****************************************************************************/
116 /****************************************************************************
117 * Decoder descriptor declaration
118 ****************************************************************************/
121 HINSTANCE hmsdmo_dll;
134 static const GUID guid_wmv9 = { 0x724bb6a4, 0xe526, 0x450f, { 0xaf, 0xfa, 0xab, 0x9b, 0x45, 0x12, 0x91, 0x11 } };
135 static const GUID guid_wma9 = { 0x27ca0808, 0x01f5, 0x4e7a, { 0x8b, 0x05, 0x87, 0xf8, 0x07, 0xa2, 0x33, 0xd1 } };
137 static const GUID guid_wmv = { 0x82d353df, 0x90bd, 0x4382, { 0x8b, 0xc2, 0x3f, 0x61, 0x92, 0xb7, 0x6e, 0x34 } };
138 static const GUID guid_wma = { 0x874131cb, 0x4ecc, 0x443b, { 0x89, 0x48, 0x74, 0x6b, 0x89, 0x59, 0x5d, 0x20 } };
140 static const GUID guid_wmv_enc = { 0x3181343b, 0x94a2, 0x4feb, { 0xad, 0xef, 0x30, 0xa1, 0xdd, 0xe6, 0x17, 0xb4 } };
141 static const GUID guid_wma_enc = { 0x70f598e9, 0xf4ab, 0x495a, { 0x99, 0xe2, 0xa7, 0xc4, 0xd3, 0xd8, 0x9a, 0xbf } };
145 vlc_fourcc_t i_fourcc;
151 static const codec_dll decoders_table[] =
154 { VLC_FOURCC('W','M','V','3'), "wmv9dmod.dll", &guid_wmv9 },
155 { VLC_FOURCC('w','m','v','3'), "wmv9dmod.dll", &guid_wmv9 },
157 { VLC_FOURCC('W','M','V','2'), "wmvdmod.dll", &guid_wmv },
158 { VLC_FOURCC('w','m','v','2'), "wmvdmod.dll", &guid_wmv },
160 { VLC_FOURCC('W','M','V','1'), "wmvdmod.dll", &guid_wmv },
161 { VLC_FOURCC('w','m','v','1'), "wmvdmod.dll", &guid_wmv },
164 { VLC_FOURCC('W','M','A','3'), "wma9dmod.dll", &guid_wma9 },
165 { VLC_FOURCC('w','m','a','3'), "wma9dmod.dll", &guid_wma9 },
167 { VLC_FOURCC('W','M','A','2'), "wma9dmod.dll", &guid_wma9 },
168 { VLC_FOURCC('w','m','a','2'), "wma9dmod.dll", &guid_wma9 },
174 static const codec_dll encoders_table[] =
177 { VLC_FOURCC('W','M','V','2'), "wmvdmoe.dll", &guid_wmv_enc },
178 { VLC_FOURCC('w','m','v','1'), "wmvdmoe.dll", &guid_wmv_enc },
180 { VLC_FOURCC('W','M','V','1'), "wmvdmoe.dll", &guid_wmv_enc },
181 { VLC_FOURCC('w','m','v','1'), "wmvdmoe.dll", &guid_wmv_enc },
184 { VLC_FOURCC('W','M','A','3'), "wmadmoe.dll", &guid_wma_enc },
185 { VLC_FOURCC('w','m','a','3'), "wmadmoe.dll", &guid_wma_enc },
187 { VLC_FOURCC('W','M','A','2'), "wmadmoe.dll", &guid_wma_enc },
188 { VLC_FOURCC('w','m','a','2'), "wmadmoe.dll", &guid_wma_enc },
194 static void WINAPI DMOFreeMediaType( DMO_MEDIA_TYPE *mt )
196 if( mt->cbFormat != 0 ) CoTaskMemFree( (PVOID)mt->pbFormat );
197 if( mt->pUnk != NULL ) mt->pUnk->vt->Release( (IUnknown *)mt->pUnk );
203 /*****************************************************************************
204 * DecoderOpen: open dmo codec
205 *****************************************************************************/
206 static int DecoderOpen( vlc_object_t *p_this )
208 decoder_t *p_dec = (decoder_t*)p_this;
211 int i_ret = DecOpen( p_this );
212 if( i_ret != VLC_SUCCESS ) return i_ret;
216 /* We can't open it now, because of ldt_keeper or something
217 * Open/Decode/Close has to be done in the same thread */
222 /* Probe if we support it */
223 for( i = 0; decoders_table[i].i_fourcc != 0; i++ )
225 if( decoders_table[i].i_fourcc == p_dec->fmt_in.i_codec )
227 msg_Dbg( p_dec, "DMO codec for %4.4s may work with dll=%s",
228 (char*)&p_dec->fmt_in.i_codec,
229 decoders_table[i].psz_dll );
235 if( !decoders_table[i].i_fourcc ) return VLC_EGENERIC;
239 p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))
241 p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))
247 /*****************************************************************************
248 * DecOpen: open dmo codec
249 *****************************************************************************/
250 static int DecOpen( vlc_object_t *p_this )
252 decoder_t *p_dec = (decoder_t*)p_this;
253 decoder_sys_t *p_sys = NULL;
255 DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;
256 IMediaObject *p_dmo = NULL;
257 HINSTANCE hmsdmo_dll = NULL;
259 VIDEOINFOHEADER *p_vih = NULL;
260 WAVEFORMATEX *p_wf = NULL;
263 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
265 /* Initialize OLE/COM */
269 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_dec->fmt_in, VLC_FALSE )
277 /* Setup input format */
278 memset( &dmo_input_type, 0, sizeof(dmo_input_type) );
279 dmo_input_type.pUnk = 0;
281 if( p_dec->fmt_in.i_cat == AUDIO_ES )
284 int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;
285 p_wf = malloc( i_size );
287 memset( p_wf, 0, sizeof(WAVEFORMATEX) );
288 if( p_dec->fmt_in.i_extra )
289 memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
291 dmo_input_type.majortype = MEDIATYPE_Audio;
292 dmo_input_type.subtype = dmo_input_type.majortype;
293 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
294 fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
295 if( i_tag ) dmo_input_type.subtype.Data1 = i_tag;
297 p_wf->wFormatTag = dmo_input_type.subtype.Data1;
298 p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
299 p_wf->nChannels = p_dec->fmt_in.audio.i_channels;
300 p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;
301 p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;
302 p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;
303 p_wf->cbSize = p_dec->fmt_in.i_extra;
305 dmo_input_type.formattype = FORMAT_WaveFormatEx;
306 dmo_input_type.cbFormat = i_size;
307 dmo_input_type.pbFormat = (char *)p_wf;
308 dmo_input_type.bFixedSizeSamples = 1;
309 dmo_input_type.bTemporalCompression = 0;
310 dmo_input_type.lSampleSize = p_wf->nBlockAlign;
314 BITMAPINFOHEADER *p_bih;
316 int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;
317 p_vih = malloc( i_size );
319 memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );
320 if( p_dec->fmt_in.i_extra )
321 memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
323 p_bih = &p_vih->bmiHeader;
324 p_bih->biCompression = p_dec->fmt_in.i_codec;
325 p_bih->biWidth = p_dec->fmt_in.video.i_width;
326 p_bih->biHeight = p_dec->fmt_in.video.i_height;
327 p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;
329 p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +
330 sizeof(BITMAPINFOHEADER);
332 p_vih->rcSource.left = p_vih->rcSource.top = 0;
333 p_vih->rcSource.right = p_dec->fmt_in.video.i_width;
334 p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;
335 p_vih->rcTarget = p_vih->rcSource;
337 dmo_input_type.majortype = MEDIATYPE_Video;
338 dmo_input_type.subtype = dmo_input_type.majortype;
339 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
340 dmo_input_type.formattype = FORMAT_VideoInfo;
341 dmo_input_type.bFixedSizeSamples = 0;
342 dmo_input_type.bTemporalCompression = 1;
343 dmo_input_type.cbFormat = i_size;
344 dmo_input_type.pbFormat = (char *)p_vih;
347 if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )
349 msg_Err( p_dec, "can't set DMO input type" );
352 msg_Dbg( p_dec, "DMO input type set" );
354 /* Setup output format */
355 memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
356 dmo_output_type.pUnk = 0;
358 if( p_dec->fmt_in.i_cat == AUDIO_ES )
360 /* Setup the format */
361 p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;
362 p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;
363 p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;
364 p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16
365 p_dec->fmt_out.audio.i_physical_channels =
366 p_dec->fmt_out.audio.i_original_channels =
367 pi_channels_maps[p_dec->fmt_out.audio.i_channels];
369 p_wf->wFormatTag = WAVE_FORMAT_PCM;
370 p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;
371 p_wf->nChannels = p_dec->fmt_out.audio.i_channels;
372 p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;
374 p_wf->wBitsPerSample / 8 * p_wf->nChannels;
375 p_wf->nAvgBytesPerSec =
376 p_wf->nSamplesPerSec * p_wf->nBlockAlign;
379 dmo_output_type.majortype = MEDIATYPE_Audio;
380 dmo_output_type.formattype = FORMAT_WaveFormatEx;
381 dmo_output_type.subtype = MEDIASUBTYPE_PCM;
382 dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);
383 dmo_output_type.pbFormat = (char *)p_wf;
384 dmo_output_type.bFixedSizeSamples = 1;
385 dmo_output_type.bTemporalCompression = 0;
386 dmo_output_type.lSampleSize = p_wf->nBlockAlign;
390 BITMAPINFOHEADER *p_bih;
392 int i_chroma = VLC_FOURCC('Y','U','Y','2'), i_planes = 1, i_bpp = 16;
395 /* Find out which chroma to use */
396 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
398 if( mt.subtype.Data1 == VLC_FOURCC('Y','V','1','2') )
400 i_chroma = mt.subtype.Data1;
401 i_planes = 3; i_bpp = 12;
404 DMOFreeMediaType( &mt );
407 p_dec->fmt_out.i_codec = i_chroma == VLC_FOURCC('Y','V','1','2') ?
408 VLC_FOURCC('I','4','2','0') : i_chroma;
409 p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
410 p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height;
411 p_dec->fmt_out.video.i_bits_per_pixel = i_bpp;
412 p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR *
413 p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height;
415 p_bih = &p_vih->bmiHeader;
416 p_bih->biCompression = i_chroma;
417 p_bih->biHeight *= -1;
418 p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;
419 p_bih->biSizeImage = p_dec->fmt_in.video.i_width *
420 p_dec->fmt_in.video.i_height *
421 (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;
423 p_bih->biPlanes = i_planes;
424 p_bih->biSize = sizeof(BITMAPINFOHEADER);
426 dmo_output_type.majortype = MEDIATYPE_Video;
427 dmo_output_type.formattype = FORMAT_VideoInfo;
428 dmo_output_type.subtype = dmo_output_type.majortype;
429 dmo_output_type.subtype.Data1 = p_bih->biCompression;
430 dmo_output_type.bFixedSizeSamples = VLC_TRUE;
431 dmo_output_type.bTemporalCompression = 0;
432 dmo_output_type.lSampleSize = p_bih->biSizeImage;
433 dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);
434 dmo_output_type.pbFormat = (char *)p_vih;
438 /* Enumerate output types */
439 if( p_dec->fmt_in.i_cat == VIDEO_ES )
444 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
446 msg_Dbg( p_dec, "available output chroma: %4.4s",
447 (char *)&mt.subtype.Data1 );
448 DMOFreeMediaType( &mt );
453 if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )
455 msg_Err( p_dec, "can't set DMO output type" );
458 msg_Dbg( p_dec, "DMO output type set" );
460 /* Allocate the memory needed to store the decoder's structure */
461 if( ( p_dec->p_sys = p_sys =
462 (decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL )
464 msg_Err( p_dec, "out of memory" );
468 p_sys->hmsdmo_dll = hmsdmo_dll;
469 p_sys->p_dmo = p_dmo;
471 p_sys->ldt_fs = ldt_fs;
474 /* Find out some properties of the output */
476 uint32_t i_size, i_align;
478 p_sys->i_min_output = 0;
479 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
481 msg_Err( p_dec, "GetOutputSizeInfo() failed" );
486 msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
488 p_sys->i_min_output = i_size;
489 p_sys->p_buffer = malloc( i_size );
490 if( !p_sys->p_buffer ) goto error;
494 /* Set output properties */
495 p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
496 if( p_dec->fmt_out.i_cat == AUDIO_ES )
497 date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
499 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
501 if( p_vih ) free( p_vih );
502 if( p_wf ) free( p_wf );
508 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
509 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
512 Restore_LDT_Keeper( ldt_fs );
514 /* Uninitialize OLE/COM */
518 if( p_vih ) free( p_vih );
519 if( p_wf ) free( p_wf );
520 if( p_sys ) free( p_sys );
525 /*****************************************************************************
526 * LoadDMO: Load the DMO object
527 *****************************************************************************/
528 static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
529 IMediaObject **pp_dmo, es_format_t *p_fmt,
532 DMO_PARTIAL_MEDIATYPE dmo_partial_type;
536 long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
537 const DMO_PARTIAL_MEDIATYPE *,
538 uint32_t, const DMO_PARTIAL_MEDIATYPE *,
541 IEnumDMO *p_enum_dmo = NULL;
548 IClassFactory *cFactory = NULL;
549 IUnknown *cObject = NULL;
550 codec_dll *codecs_table = b_out ? encoders_table : decoders_table;
553 /* Look for a DMO which can handle the requested codec */
554 if( p_fmt->i_cat == AUDIO_ES )
557 dmo_partial_type.type = MEDIATYPE_Audio;
558 dmo_partial_type.subtype = dmo_partial_type.type;
559 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
560 fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
561 if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
565 dmo_partial_type.type = MEDIATYPE_Video;
566 dmo_partial_type.subtype = dmo_partial_type.type;
567 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
572 *p_hmsdmo_dll = LoadLibrary( "msdmo.dll" );
573 if( *p_hmsdmo_dll == NULL )
575 msg_Dbg( p_this, "failed loading msdmo.dll" );
578 OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
579 if( OurDMOEnum == NULL )
581 msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
582 FreeLibrary( *p_hmsdmo_dll );
588 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
589 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
593 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
594 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
598 FreeLibrary( *p_hmsdmo_dll );
599 /* return VLC_EGENERIC; */
600 /* Try loading the dll directly */
604 /* Pickup the first available codec */
605 if( p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
606 &psz_dmo_name, &i_dummy /* NULL doesn't work */ ) )
608 FreeLibrary( *p_hmsdmo_dll );
611 p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );
615 char psz_temp[MAX_PATH];
616 wcstombs( psz_temp, psz_dmo_name, MAX_PATH );
617 msg_Dbg( p_this, "found DMO: %s", psz_temp );
621 CoTaskMemFree( psz_dmo_name );
624 if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
625 &IID_IMediaObject, (void **)pp_dmo ) )
627 msg_Err( p_this, "can't create DMO" );
628 FreeLibrary( *p_hmsdmo_dll );
636 for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
638 if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
641 if( codecs_table[i_codec].i_fourcc == 0 )
642 return VLC_EGENERIC; /* Can't happen */
644 *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
645 if( *p_hmsdmo_dll == NULL )
647 msg_Dbg( p_this, "failed loading '%s'",
648 codecs_table[i_codec].psz_dll );
652 GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
655 msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
656 FreeLibrary( *p_hmsdmo_dll );
660 i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory,
662 if( i_err || cFactory == NULL )
664 msg_Dbg( p_this, "no such class object" );
665 FreeLibrary( *p_hmsdmo_dll );
669 i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown,
671 cFactory->vt->Release( (IUnknown*)cFactory );
672 if( i_err || !cObject )
674 msg_Dbg( p_this, "class factory failure" );
675 FreeLibrary( *p_hmsdmo_dll );
678 i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject,
680 cObject->vt->Release( (IUnknown*)cObject );
681 if( i_err || !*pp_dmo )
683 msg_Dbg( p_this, "QueryInterface failure" );
684 FreeLibrary( *p_hmsdmo_dll );
691 /*****************************************************************************
692 * DecoderClose: close codec
693 *****************************************************************************/
694 void DecoderClose( vlc_object_t *p_this )
696 decoder_t *p_dec = (decoder_t*)p_this;
697 decoder_sys_t *p_sys = p_dec->p_sys;
701 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
702 FreeLibrary( p_sys->hmsdmo_dll );
706 Restore_LDT_Keeper( p_sys->ldt_fs );
709 /* Uninitialize OLE/COM */
713 if( p_sys->p_buffer ) free( p_sys->p_buffer );
717 /****************************************************************************
718 * DecodeBlock: the whole thing
719 ****************************************************************************
720 * This function must be fed with ogg packets.
721 ****************************************************************************/
722 static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
724 decoder_sys_t *p_sys = p_dec->p_sys;
728 DMO_OUTPUT_DATA_BUFFER db;
735 if( DecOpen( VLC_OBJECT(p_dec) ) )
737 msg_Err( p_dec, "DecOpen failed" );
740 p_sys = p_dec->p_sys;
743 if( !pp_block ) return NULL;
747 /* Won't work with streams with B-frames, but do we have any ? */
748 if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;
750 /* Date management */
751 if( p_block && p_block->i_pts > 0 &&
752 p_block->i_pts != date_Get( &p_sys->end_date ) )
754 date_Set( &p_sys->end_date, p_block->i_pts );
757 #if 0 /* Breaks the video decoding */
758 if( !date_Get( &p_sys->end_date ) )
760 /* We've just started the stream, wait for the first PTS. */
761 if( p_block ) block_Release( p_block );
766 /* Feed input to the DMO */
767 if( p_block && p_block->i_buffer )
771 p_in = CMediaBufferCreate( p_block, p_block->i_buffer, VLC_TRUE );
773 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
774 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
777 p_in->vt->Release( (IUnknown *)p_in );
779 if( i_result == S_FALSE )
781 /* No output generated */
783 msg_Dbg( p_dec, "ProcessInput(): no output generated" );
787 else if( i_result == DMO_E_NOTACCEPTING )
789 /* Need to call ProcessOutput */
790 msg_Dbg( p_dec, "ProcessInput(): not accepting" );
792 else if( i_result != S_OK )
794 msg_Dbg( p_dec, "ProcessInput(): failed" );
799 //msg_Dbg( p_dec, "ProcessInput(): successful" );
803 else if( p_block && !p_block->i_buffer )
805 block_Release( p_block );
809 /* Get output from the DMO */
810 block_out.p_buffer = p_sys->p_buffer;
811 block_out.i_buffer = 0;
813 p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, VLC_FALSE );
814 memset( &db, 0, sizeof(db) );
815 db.pBuffer = (IMediaBuffer *)p_out;
817 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
818 DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
821 if( i_result != S_OK )
823 if( i_result != S_FALSE )
824 msg_Dbg( p_dec, "ProcessOutput(): failed" );
827 msg_Dbg( p_dec, "ProcessOutput(): no output" );
830 p_out->vt->Release( (IUnknown *)p_out );
835 msg_Dbg( p_dec, "ProcessOutput(): success" );
838 if( !block_out.i_buffer )
841 msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
843 p_out->vt->Release( (IUnknown *)p_out );
847 if( p_dec->fmt_out.i_cat == VIDEO_ES )
849 /* Get a new picture */
850 picture_t *p_pic = p_dec->pf_vout_buffer_new( p_dec );
851 if( !p_pic ) return NULL;
853 CopyPicture( p_dec, p_pic, block_out.p_buffer );
855 /* Date management */
856 p_pic->date = date_Get( &p_sys->end_date );
857 date_Increment( &p_sys->end_date, 1 );
859 p_out->vt->Release( (IUnknown *)p_out );
865 aout_buffer_t *p_aout_buffer;
866 int i_samples = block_out.i_buffer /
867 ( p_dec->fmt_out.audio.i_bitspersample *
868 p_dec->fmt_out.audio.i_channels / 8 );
870 p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples );
871 memcpy( p_aout_buffer->p_buffer,
872 block_out.p_buffer, block_out.i_buffer );
874 /* Date management */
875 p_aout_buffer->start_date = date_Get( &p_sys->end_date );
876 p_aout_buffer->end_date =
877 date_Increment( &p_sys->end_date, i_samples );
879 p_out->vt->Release( (IUnknown *)p_out );
881 return p_aout_buffer;
887 static void CopyPicture( decoder_t *p_dec, picture_t *p_pic, uint8_t *p_in )
889 int i_plane, i_line, i_width, i_dst_stride;
890 uint8_t *p_dst, *p_src = p_in;
892 p_dst = p_pic->p[1].p_pixels;
893 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
894 p_pic->p[2].p_pixels = p_dst;
896 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
898 p_dst = p_pic->p[i_plane].p_pixels;
899 i_width = p_pic->p[i_plane].i_visible_pitch;
900 i_dst_stride = p_pic->p[i_plane].i_pitch;
902 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines; i_line++ )
904 p_dec->p_vlc->pf_memcpy( p_dst, p_src, i_width );
906 p_dst += i_dst_stride;
910 p_dst = p_pic->p[1].p_pixels;
911 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
912 p_pic->p[2].p_pixels = p_dst;
915 /****************************************************************************
916 * Encoder descriptor declaration
917 ****************************************************************************/
920 HINSTANCE hmsdmo_dll;
932 /*****************************************************************************
933 * EncoderOpen: open dmo codec
934 *****************************************************************************/
935 static int EncoderOpen( vlc_object_t *p_this )
937 encoder_t *p_enc = (encoder_t*)p_this;
940 int i_ret = EncOpen( p_this );
941 if( i_ret != VLC_SUCCESS ) return i_ret;
944 /* We can't open it now, because of ldt_keeper or something
945 * Open/Encode/Close has to be done in the same thread */
948 /* Probe if we support it */
949 for( i = 0; encoders_table[i].i_fourcc != 0; i++ )
951 if( encoders_table[i].i_fourcc == p_enc->fmt_out.i_codec )
953 msg_Dbg( p_enc, "DMO codec for %4.4s may work with dll=%s",
954 (char*)&p_enc->fmt_out.i_codec,
955 encoders_table[i].psz_dll );
961 if( !encoders_table[i].i_fourcc ) return VLC_EGENERIC;
965 p_enc->pf_encode_video = (block_t *(*)(encoder_t *, picture_t *))
967 p_enc->pf_encode_audio = (block_t *(*)(encoder_t *, aout_buffer_t *))
973 /*****************************************************************************
974 * EncoderSetVideoType: configures the input and output types of the dmo
975 *****************************************************************************/
976 static int EncoderSetVideoType( encoder_t *p_enc, IMediaObject *p_dmo )
978 int i, i_selected, i_err;
979 DMO_MEDIA_TYPE dmo_type;
980 VIDEOINFOHEADER vih, *p_vih;
981 BITMAPINFOHEADER *p_bih;
984 p_enc->fmt_in.video.i_bits_per_pixel =
985 p_enc->fmt_out.video.i_bits_per_pixel = 12;
987 /* Enumerate input format (for debug output) */
989 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
991 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
993 msg_Dbg( p_enc, "available input chroma: %4.4s",
994 (char *)&dmo_type.subtype.Data1 );
995 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB565, 16 ) )
996 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB565" );
997 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB24, 16 ) )
998 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB24" );
1000 DMOFreeMediaType( &dmo_type );
1003 /* Setup input format */
1004 memset( &dmo_type, 0, sizeof(dmo_type) );
1006 memset( &vih, 0, sizeof(VIDEOINFOHEADER) );
1008 p_bih = &vih.bmiHeader;
1009 p_bih->biCompression = VLC_FOURCC('I','4','2','0');
1010 p_bih->biWidth = p_enc->fmt_in.video.i_width;
1011 p_bih->biHeight = p_enc->fmt_in.video.i_height;
1012 p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
1013 p_bih->biSizeImage = p_enc->fmt_in.video.i_width *
1014 p_enc->fmt_in.video.i_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
1015 p_bih->biPlanes = 3;
1016 p_bih->biSize = sizeof(BITMAPINFOHEADER);
1018 vih.rcSource.left = vih.rcSource.top = 0;
1019 vih.rcSource.right = p_enc->fmt_in.video.i_width;
1020 vih.rcSource.bottom = p_enc->fmt_in.video.i_height;
1021 vih.rcTarget = vih.rcSource;
1023 vih.AvgTimePerFrame = I64C(10000000) / 25; //FIXME
1025 dmo_type.majortype = MEDIATYPE_Video;
1026 //dmo_type.subtype = MEDIASUBTYPE_RGB24;
1027 dmo_type.subtype = MEDIASUBTYPE_I420;
1028 //dmo_type.subtype.Data1 = p_bih->biCompression;
1029 dmo_type.formattype = FORMAT_VideoInfo;
1030 dmo_type.bFixedSizeSamples = TRUE;
1031 dmo_type.bTemporalCompression = FALSE;
1032 dmo_type.lSampleSize = p_bih->biSizeImage;
1033 dmo_type.cbFormat = sizeof(VIDEOINFOHEADER);
1034 dmo_type.pbFormat = (char *)&vih;
1036 if( ( i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 ) ) )
1038 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1039 return VLC_EGENERIC;
1042 msg_Dbg( p_enc, "successfully set input type" );
1044 /* Setup output format */
1045 memset( &dmo_type, 0, sizeof(dmo_type) );
1048 /* Enumerate output types */
1049 i = 0, i_selected = -1;
1050 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1052 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1054 msg_Dbg( p_enc, "available output codec: %4.4s",
1055 (char *)&dmo_type.subtype.Data1 );
1057 if( p_vih->bmiHeader.biCompression == p_enc->fmt_out.i_codec )
1060 DMOFreeMediaType( &dmo_type );
1063 if( i_selected < 0 )
1065 msg_Err( p_enc, "couldn't find codec: %4.4s",
1066 (char *)&p_enc->fmt_out.i_codec );
1067 return VLC_EGENERIC;
1070 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1071 ((VIDEOINFOHEADER *)dmo_type.pbFormat)->dwBitRate =
1072 p_enc->fmt_out.i_bitrate;
1074 /* Get the private data for the codec */
1077 IWMCodecPrivateData *p_privdata;
1078 VIDEOINFOHEADER *p_vih;
1079 uint8_t *p_data = 0;
1080 uint32_t i_data = 0, i_vih;
1082 i_err = p_dmo->vt->QueryInterface( (IUnknown *)p_dmo,
1083 &IID_IWMCodecPrivateData,
1084 (void **)&p_privdata );
1087 i_err = p_privdata->vt->SetPartialOutputType( p_privdata, &dmo_type );
1090 msg_Err( p_enc, "SetPartialOutputType() failed" );
1091 p_privdata->vt->Release( (IUnknown *)p_privdata );
1095 i_err = p_privdata->vt->GetPrivateData( p_privdata, NULL, &i_data );
1098 msg_Err( p_enc, "GetPrivateData() failed" );
1099 p_privdata->vt->Release( (IUnknown *)p_privdata );
1103 p_data = malloc( i_data );
1104 i_err = p_privdata->vt->GetPrivateData( p_privdata, p_data, &i_data );
1106 /* Update the media type with the private data */
1107 i_vih = dmo_type.cbFormat + i_data;
1108 p_vih = CoTaskMemAlloc( i_vih );
1109 memcpy( p_vih, dmo_type.pbFormat, dmo_type.cbFormat );
1110 memcpy( ((uint8_t *)p_vih) + dmo_type.cbFormat, p_data, i_data );
1111 DMOFreeMediaType( &dmo_type );
1112 dmo_type.pbFormat = p_vih;
1113 dmo_type.cbFormat = i_vih;
1115 msg_Dbg( p_enc, "found extra data: %i", i_data );
1116 p_enc->fmt_out.i_extra = i_data;
1117 p_enc->fmt_out.p_extra = p_data;
1121 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1123 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1124 p_enc->fmt_in.i_codec = VLC_FOURCC('I','4','2','0');
1126 DMOFreeMediaType( &dmo_type );
1129 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1130 return VLC_EGENERIC;
1133 msg_Dbg( p_enc, "successfully set output type" );
1137 /*****************************************************************************
1138 * EncoderSetAudioType: configures the input and output types of the dmo
1139 *****************************************************************************/
1140 static int EncoderSetAudioType( encoder_t *p_enc, IMediaObject *p_dmo )
1142 int i, i_selected, i_err;
1143 unsigned int i_last_byterate;
1145 DMO_MEDIA_TYPE dmo_type;
1148 /* Setup the format structure */
1149 fourcc_to_wf_tag( p_enc->fmt_out.i_codec, &i_tag );
1150 if( i_tag == 0 ) return VLC_EGENERIC;
1152 p_enc->fmt_in.i_codec = AOUT_FMT_S16_NE;
1153 p_enc->fmt_in.audio.i_bitspersample = 16;
1155 /* We first need to choose an output type from the predefined
1156 * list of choices (we cycle through the list to select the best match) */
1157 i = 0; i_selected = -1; i_last_byterate = 0;
1158 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1160 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1161 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1162 "bits per sample: %i, bitrate: %i, blockalign: %i",
1163 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1164 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1165 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1167 if( p_wf->wFormatTag == i_tag &&
1168 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1169 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1170 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1172 if( (int)p_wf->nAvgBytesPerSec <
1173 p_enc->fmt_out.i_bitrate * 110 / 800 /* + 10% */ &&
1174 p_wf->nAvgBytesPerSec > i_last_byterate )
1177 i_last_byterate = p_wf->nAvgBytesPerSec;
1178 msg_Dbg( p_enc, "selected entry %i (bitrate: %i)",
1179 i_selected, p_wf->nAvgBytesPerSec * 8 );
1183 DMOFreeMediaType( &dmo_type );
1186 if( i_selected < 0 )
1188 msg_Err( p_enc, "couldn't find a matching ouput" );
1189 return VLC_EGENERIC;
1192 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1193 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1195 msg_Dbg( p_enc, "selected format: %i, sample rate:%i, "
1196 "channels: %i, bits per sample: %i, bitrate: %i, blockalign: %i",
1197 (int)p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1198 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1199 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1201 p_enc->fmt_out.audio.i_rate = p_wf->nSamplesPerSec;
1202 p_enc->fmt_out.audio.i_channels = p_wf->nChannels;
1203 p_enc->fmt_out.audio.i_bitspersample = p_wf->wBitsPerSample;
1204 p_enc->fmt_out.audio.i_blockalign = p_wf->nBlockAlign;
1205 p_enc->fmt_out.i_bitrate = p_wf->nAvgBytesPerSec * 8;
1209 msg_Dbg( p_enc, "found cbSize: %i", p_wf->cbSize );
1210 p_enc->fmt_out.i_extra = p_wf->cbSize;
1211 p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
1212 memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
1215 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1216 DMOFreeMediaType( &dmo_type );
1220 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1221 return VLC_EGENERIC;
1224 msg_Dbg( p_enc, "successfully set output type" );
1226 /* Setup the input type */
1227 i = 0; i_selected = -1;
1228 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1230 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1231 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1232 "bits per sample: %i, bitrate: %i, blockalign: %i",
1233 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1234 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1235 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1237 if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
1238 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1239 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1240 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1245 DMOFreeMediaType( &dmo_type );
1248 if( i_selected < 0 )
1250 msg_Err( p_enc, "couldn't find a matching input" );
1251 return VLC_EGENERIC;
1254 p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
1255 i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
1256 DMOFreeMediaType( &dmo_type );
1259 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1260 return VLC_EGENERIC;
1262 msg_Dbg( p_enc, "successfully set input type" );
1267 /*****************************************************************************
1268 * EncOpen: open dmo codec
1269 *****************************************************************************/
1270 static int EncOpen( vlc_object_t *p_this )
1272 encoder_t *p_enc = (encoder_t*)p_this;
1273 encoder_sys_t *p_sys = NULL;
1274 IMediaObject *p_dmo = NULL;
1275 HINSTANCE hmsdmo_dll = NULL;
1278 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
1280 /* Initialize OLE/COM */
1284 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, VLC_TRUE )
1292 if( p_enc->fmt_in.i_cat == VIDEO_ES )
1294 if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1298 if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1301 /* Allocate the memory needed to store the decoder's structure */
1302 if( ( p_enc->p_sys = p_sys =
1303 (encoder_sys_t *)malloc(sizeof(encoder_sys_t)) ) == NULL )
1305 msg_Err( p_enc, "out of memory" );
1309 p_sys->hmsdmo_dll = hmsdmo_dll;
1310 p_sys->p_dmo = p_dmo;
1312 p_sys->ldt_fs = ldt_fs;
1315 /* Find out some properties of the inputput */
1317 uint32_t i_size, i_align, dum;
1319 if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
1320 msg_Err( p_enc, "GetInputSizeInfo() failed" );
1322 msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
1323 i_size, i_align, dum );
1326 /* Find out some properties of the output */
1328 uint32_t i_size, i_align;
1330 p_sys->i_min_output = 0;
1331 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
1333 msg_Err( p_enc, "GetOutputSizeInfo() failed" );
1338 msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
1340 p_sys->i_min_output = i_size;
1344 /* Set output properties */
1345 p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
1346 if( p_enc->fmt_out.i_cat == AUDIO_ES )
1347 date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
1349 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
1355 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
1356 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
1359 Restore_LDT_Keeper( ldt_fs );
1361 /* Uninitialize OLE/COM */
1365 if( p_sys ) free( p_sys );
1367 return VLC_EGENERIC;
1370 /****************************************************************************
1371 * Encode: the whole thing
1372 ****************************************************************************/
1373 static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
1375 encoder_sys_t *p_sys = p_enc->p_sys;
1377 block_t *p_chain = NULL;
1378 block_t *p_block_in;
1385 if( EncOpen( VLC_OBJECT(p_enc) ) )
1387 msg_Err( p_enc, "EncOpen failed" );
1390 p_sys = p_enc->p_sys;
1393 if( !p_data ) return NULL;
1395 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1397 /* Get picture data */
1398 int i_plane, i_line, i_width, i_src_stride;
1399 picture_t *p_pic = (picture_t *)p_data;
1402 int i_buffer = p_enc->fmt_in.video.i_width *
1403 p_enc->fmt_in.video.i_height *
1404 p_enc->fmt_in.video.i_bits_per_pixel / 8;
1406 p_block_in = block_New( p_enc, i_buffer );
1408 /* Copy picture stride by stride */
1409 p_dst = p_block_in->p_buffer;
1410 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1412 uint8_t *p_src = p_pic->p[i_plane].p_pixels;
1413 i_width = p_pic->p[i_plane].i_visible_pitch;
1414 i_src_stride = p_pic->p[i_plane].i_pitch;
1416 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
1419 p_enc->p_vlc->pf_memcpy( p_dst, p_src, i_width );
1421 p_src += i_src_stride;
1425 i_pts = p_pic->date;
1429 aout_buffer_t *p_aout_buffer = (aout_buffer_t *)p_data;
1430 p_block_in = block_New( p_enc, p_aout_buffer->i_nb_bytes );
1431 memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
1432 p_block_in->i_buffer );
1434 i_pts = p_aout_buffer->start_date;
1437 /* Feed input to the DMO */
1438 p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, VLC_TRUE );
1439 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
1440 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
1442 p_in->vt->Release( (IUnknown *)p_in );
1443 if( i_result == S_FALSE )
1445 /* No output generated */
1447 msg_Dbg( p_enc, "ProcessInput(): no output generated "I64Fd, i_pts );
1451 else if( i_result == DMO_E_NOTACCEPTING )
1453 /* Need to call ProcessOutput */
1454 msg_Dbg( p_enc, "ProcessInput(): not accepting" );
1456 else if( i_result != S_OK )
1458 msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
1463 msg_Dbg( p_enc, "ProcessInput(): success" );
1466 /* Get output from the DMO */
1469 DMO_OUTPUT_DATA_BUFFER db;
1470 block_t *p_block_out;
1471 CMediaBuffer *p_out;
1473 p_block_out = block_New( p_enc, p_sys->i_min_output );
1474 p_block_out->i_buffer = 0;
1475 p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, VLC_FALSE);
1476 memset( &db, 0, sizeof(db) );
1477 db.pBuffer = (IMediaBuffer *)p_out;
1479 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
1480 0, 1, &db, &i_status );
1482 if( i_result != S_OK )
1484 if( i_result != S_FALSE )
1485 msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
1488 msg_Dbg( p_enc, "ProcessOutput(): no output" );
1491 p_out->vt->Release( (IUnknown *)p_out );
1492 block_Release( p_block_out );
1496 if( !p_block_out->i_buffer )
1499 msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
1501 p_out->vt->Release( (IUnknown *)p_out );
1502 block_Release( p_block_out );
1506 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
1509 msg_Dbg( p_enc, "ProcessOutput(): pts: "I64Fd", "I64Fd,
1510 i_pts, db.rtTimestamp / 10 );
1512 i_pts = db.rtTimestamp / 10;
1515 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
1517 p_block_out->i_length = db.rtTimelength / 10;
1519 msg_Dbg( p_enc, "ProcessOutput(): length: "I64Fd,
1520 p_block_out->i_length );
1524 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1526 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT )
1527 p_block_out->i_flags |= BLOCK_FLAG_TYPE_I;
1529 p_block_out->i_flags |= BLOCK_FLAG_TYPE_P;
1532 p_block_out->i_dts = p_block_out->i_pts = i_pts;
1533 block_ChainAppend( &p_chain, p_block_out );
1537 /*****************************************************************************
1538 * EncoderClose: close codec
1539 *****************************************************************************/
1540 void EncoderClose( vlc_object_t *p_this )
1542 encoder_t *p_enc = (encoder_t*)p_this;
1543 encoder_sys_t *p_sys = p_enc->p_sys;
1545 if( !p_sys ) return;
1547 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
1548 FreeLibrary( p_sys->hmsdmo_dll );
1552 Restore_LDT_Keeper( p_sys->ldt_fs );
1555 /* Uninitialize OLE/COM */