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., 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 );
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 },
177 static const codec_dll encoders_table[] =
180 { VLC_FOURCC('W','M','V','2'), "wmvdmoe.dll", &guid_wmv_enc },
181 { VLC_FOURCC('w','m','v','1'), "wmvdmoe.dll", &guid_wmv_enc },
183 { VLC_FOURCC('W','M','V','1'), "wmvdmoe.dll", &guid_wmv_enc },
184 { VLC_FOURCC('w','m','v','1'), "wmvdmoe.dll", &guid_wmv_enc },
187 { VLC_FOURCC('W','M','A','3'), "wmadmoe.dll", &guid_wma_enc },
188 { VLC_FOURCC('w','m','a','3'), "wmadmoe.dll", &guid_wma_enc },
190 { VLC_FOURCC('W','M','A','2'), "wmadmoe.dll", &guid_wma_enc },
191 { VLC_FOURCC('w','m','a','2'), "wmadmoe.dll", &guid_wma_enc },
197 static void WINAPI DMOFreeMediaType( DMO_MEDIA_TYPE *mt )
199 if( mt->cbFormat != 0 ) CoTaskMemFree( (PVOID)mt->pbFormat );
200 if( mt->pUnk != NULL ) mt->pUnk->vt->Release( (IUnknown *)mt->pUnk );
206 /*****************************************************************************
207 * DecoderOpen: open dmo codec
208 *****************************************************************************/
209 static int DecoderOpen( vlc_object_t *p_this )
211 decoder_t *p_dec = (decoder_t*)p_this;
214 int i_ret = DecOpen( p_this );
215 if( i_ret != VLC_SUCCESS ) return i_ret;
219 /* We can't open it now, because of ldt_keeper or something
220 * Open/Decode/Close has to be done in the same thread */
225 /* Probe if we support it */
226 for( i = 0; decoders_table[i].i_fourcc != 0; i++ )
228 if( decoders_table[i].i_fourcc == p_dec->fmt_in.i_codec )
230 msg_Dbg( p_dec, "DMO codec for %4.4s may work with dll=%s",
231 (char*)&p_dec->fmt_in.i_codec,
232 decoders_table[i].psz_dll );
238 if( !decoders_table[i].i_fourcc ) return VLC_EGENERIC;
242 p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))
244 p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))
250 /*****************************************************************************
251 * DecOpen: open dmo codec
252 *****************************************************************************/
253 static int DecOpen( vlc_object_t *p_this )
255 decoder_t *p_dec = (decoder_t*)p_this;
256 decoder_sys_t *p_sys = NULL;
258 DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;
259 IMediaObject *p_dmo = NULL;
260 HINSTANCE hmsdmo_dll = NULL;
262 VIDEOINFOHEADER *p_vih = NULL;
263 WAVEFORMATEX *p_wf = NULL;
266 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
268 /* Initialize OLE/COM */
272 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_dec->fmt_in, VLC_FALSE )
280 /* Setup input format */
281 memset( &dmo_input_type, 0, sizeof(dmo_input_type) );
282 dmo_input_type.pUnk = 0;
284 if( p_dec->fmt_in.i_cat == AUDIO_ES )
287 int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;
288 p_wf = malloc( i_size );
290 memset( p_wf, 0, sizeof(WAVEFORMATEX) );
291 if( p_dec->fmt_in.i_extra )
292 memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
294 dmo_input_type.majortype = MEDIATYPE_Audio;
295 dmo_input_type.subtype = dmo_input_type.majortype;
296 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
297 fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
298 if( i_tag ) dmo_input_type.subtype.Data1 = i_tag;
300 p_wf->wFormatTag = dmo_input_type.subtype.Data1;
301 p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
302 p_wf->nChannels = p_dec->fmt_in.audio.i_channels;
303 p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;
304 p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;
305 p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;
306 p_wf->cbSize = p_dec->fmt_in.i_extra;
308 dmo_input_type.formattype = FORMAT_WaveFormatEx;
309 dmo_input_type.cbFormat = i_size;
310 dmo_input_type.pbFormat = (char *)p_wf;
311 dmo_input_type.bFixedSizeSamples = 1;
312 dmo_input_type.bTemporalCompression = 0;
313 dmo_input_type.lSampleSize = p_wf->nBlockAlign;
317 BITMAPINFOHEADER *p_bih;
319 int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;
320 p_vih = malloc( i_size );
322 memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );
323 if( p_dec->fmt_in.i_extra )
324 memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
326 p_bih = &p_vih->bmiHeader;
327 p_bih->biCompression = p_dec->fmt_in.i_codec;
328 p_bih->biWidth = p_dec->fmt_in.video.i_width;
329 p_bih->biHeight = p_dec->fmt_in.video.i_height;
330 p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;
332 p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +
333 sizeof(BITMAPINFOHEADER);
335 p_vih->rcSource.left = p_vih->rcSource.top = 0;
336 p_vih->rcSource.right = p_dec->fmt_in.video.i_width;
337 p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;
338 p_vih->rcTarget = p_vih->rcSource;
340 dmo_input_type.majortype = MEDIATYPE_Video;
341 dmo_input_type.subtype = dmo_input_type.majortype;
342 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
343 dmo_input_type.formattype = FORMAT_VideoInfo;
344 dmo_input_type.bFixedSizeSamples = 0;
345 dmo_input_type.bTemporalCompression = 1;
346 dmo_input_type.cbFormat = i_size;
347 dmo_input_type.pbFormat = (char *)p_vih;
350 if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )
352 msg_Err( p_dec, "can't set DMO input type" );
355 msg_Dbg( p_dec, "DMO input type set" );
357 /* Setup output format */
358 memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
359 dmo_output_type.pUnk = 0;
361 if( p_dec->fmt_in.i_cat == AUDIO_ES )
363 /* Setup the format */
364 p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;
365 p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;
366 p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;
367 p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16
368 p_dec->fmt_out.audio.i_physical_channels =
369 p_dec->fmt_out.audio.i_original_channels =
370 pi_channels_maps[p_dec->fmt_out.audio.i_channels];
372 p_wf->wFormatTag = WAVE_FORMAT_PCM;
373 p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;
374 p_wf->nChannels = p_dec->fmt_out.audio.i_channels;
375 p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;
377 p_wf->wBitsPerSample / 8 * p_wf->nChannels;
378 p_wf->nAvgBytesPerSec =
379 p_wf->nSamplesPerSec * p_wf->nBlockAlign;
382 dmo_output_type.majortype = MEDIATYPE_Audio;
383 dmo_output_type.formattype = FORMAT_WaveFormatEx;
384 dmo_output_type.subtype = MEDIASUBTYPE_PCM;
385 dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);
386 dmo_output_type.pbFormat = (char *)p_wf;
387 dmo_output_type.bFixedSizeSamples = 1;
388 dmo_output_type.bTemporalCompression = 0;
389 dmo_output_type.lSampleSize = p_wf->nBlockAlign;
393 BITMAPINFOHEADER *p_bih;
395 unsigned i_chroma = VLC_FOURCC('Y','U','Y','2');
396 int i_planes = 1, i_bpp = 16;
399 /* Find out which chroma to use */
400 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
402 if( mt.subtype.Data1 == VLC_FOURCC('Y','V','1','2') )
404 i_chroma = mt.subtype.Data1;
405 i_planes = 3; i_bpp = 12;
408 DMOFreeMediaType( &mt );
411 p_dec->fmt_out.i_codec = i_chroma == VLC_FOURCC('Y','V','1','2') ?
412 VLC_FOURCC('I','4','2','0') : i_chroma;
413 p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
414 p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height;
415 p_dec->fmt_out.video.i_bits_per_pixel = i_bpp;
416 p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR *
417 p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height;
419 p_bih = &p_vih->bmiHeader;
420 p_bih->biCompression = i_chroma;
421 p_bih->biHeight *= -1;
422 p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;
423 p_bih->biSizeImage = p_dec->fmt_in.video.i_width *
424 p_dec->fmt_in.video.i_height *
425 (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;
427 p_bih->biPlanes = i_planes;
428 p_bih->biSize = sizeof(BITMAPINFOHEADER);
430 dmo_output_type.majortype = MEDIATYPE_Video;
431 dmo_output_type.formattype = FORMAT_VideoInfo;
432 dmo_output_type.subtype = dmo_output_type.majortype;
433 dmo_output_type.subtype.Data1 = p_bih->biCompression;
434 dmo_output_type.bFixedSizeSamples = VLC_TRUE;
435 dmo_output_type.bTemporalCompression = 0;
436 dmo_output_type.lSampleSize = p_bih->biSizeImage;
437 dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);
438 dmo_output_type.pbFormat = (char *)p_vih;
442 /* Enumerate output types */
443 if( p_dec->fmt_in.i_cat == VIDEO_ES )
448 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
450 msg_Dbg( p_dec, "available output chroma: %4.4s",
451 (char *)&mt.subtype.Data1 );
452 DMOFreeMediaType( &mt );
457 if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )
459 msg_Err( p_dec, "can't set DMO output type" );
462 msg_Dbg( p_dec, "DMO output type set" );
464 /* Allocate the memory needed to store the decoder's structure */
465 if( ( p_dec->p_sys = p_sys =
466 (decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL )
468 msg_Err( p_dec, "out of memory" );
472 p_sys->hmsdmo_dll = hmsdmo_dll;
473 p_sys->p_dmo = p_dmo;
475 p_sys->ldt_fs = ldt_fs;
478 /* Find out some properties of the output */
480 uint32_t i_size, i_align;
482 p_sys->i_min_output = 0;
483 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
485 msg_Err( p_dec, "GetOutputSizeInfo() failed" );
490 msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
492 p_sys->i_min_output = i_size;
493 p_sys->p_buffer = malloc( i_size );
494 if( !p_sys->p_buffer ) goto error;
498 /* Set output properties */
499 p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
500 if( p_dec->fmt_out.i_cat == AUDIO_ES )
501 date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
503 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
505 if( p_vih ) free( p_vih );
506 if( p_wf ) free( p_wf );
512 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
513 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
516 Restore_LDT_Keeper( ldt_fs );
518 /* Uninitialize OLE/COM */
522 if( p_vih ) free( p_vih );
523 if( p_wf ) free( p_wf );
524 if( p_sys ) free( p_sys );
529 /*****************************************************************************
530 * LoadDMO: Load the DMO object
531 *****************************************************************************/
532 static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
533 IMediaObject **pp_dmo, es_format_t *p_fmt,
536 DMO_PARTIAL_MEDIATYPE dmo_partial_type;
540 long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
541 const DMO_PARTIAL_MEDIATYPE *,
542 uint32_t, const DMO_PARTIAL_MEDIATYPE *,
545 IEnumDMO *p_enum_dmo = NULL;
552 IClassFactory *cFactory = NULL;
553 IUnknown *cObject = NULL;
554 const codec_dll *codecs_table = b_out ? encoders_table : decoders_table;
557 /* Look for a DMO which can handle the requested codec */
558 if( p_fmt->i_cat == AUDIO_ES )
561 dmo_partial_type.type = MEDIATYPE_Audio;
562 dmo_partial_type.subtype = dmo_partial_type.type;
563 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
564 fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
565 if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
569 dmo_partial_type.type = MEDIATYPE_Video;
570 dmo_partial_type.subtype = dmo_partial_type.type;
571 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
576 *p_hmsdmo_dll = LoadLibrary( "msdmo.dll" );
577 if( *p_hmsdmo_dll == NULL )
579 msg_Dbg( p_this, "failed loading msdmo.dll" );
582 OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
583 if( OurDMOEnum == NULL )
585 msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
586 FreeLibrary( *p_hmsdmo_dll );
592 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
593 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
597 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
598 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
602 FreeLibrary( *p_hmsdmo_dll );
603 /* return VLC_EGENERIC; */
604 /* Try loading the dll directly */
608 /* Pickup the first available codec */
610 while( ( S_OK == p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
611 &psz_dmo_name, &i_dummy /* NULL doesn't work */ ) ) )
613 char psz_temp[MAX_PATH];
614 wcstombs( psz_temp, psz_dmo_name, MAX_PATH );
615 msg_Dbg( p_this, "found DMO: %s", psz_temp );
616 CoTaskMemFree( psz_dmo_name );
619 if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
620 &IID_IMediaObject, (void **)pp_dmo ) )
622 msg_Warn( p_this, "can't create DMO: %s", psz_temp );
628 p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );
632 FreeLibrary( *p_hmsdmo_dll );
633 /* return VLC_EGENERIC; */
634 /* Try loading the dll directly */
643 for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
645 if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
648 if( codecs_table[i_codec].i_fourcc == 0 )
649 return VLC_EGENERIC; /* Can't happen */
651 *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
652 if( *p_hmsdmo_dll == NULL )
654 msg_Dbg( p_this, "failed loading '%s'",
655 codecs_table[i_codec].psz_dll );
659 GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
662 msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
663 FreeLibrary( *p_hmsdmo_dll );
667 i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory,
669 if( i_err || cFactory == NULL )
671 msg_Dbg( p_this, "no such class object" );
672 FreeLibrary( *p_hmsdmo_dll );
676 i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown,
678 cFactory->vt->Release( (IUnknown*)cFactory );
679 if( i_err || !cObject )
681 msg_Dbg( p_this, "class factory failure" );
682 FreeLibrary( *p_hmsdmo_dll );
685 i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject,
687 cObject->vt->Release( (IUnknown*)cObject );
688 if( i_err || !*pp_dmo )
690 msg_Dbg( p_this, "QueryInterface failure" );
691 FreeLibrary( *p_hmsdmo_dll );
698 /*****************************************************************************
699 * DecoderClose: close codec
700 *****************************************************************************/
701 void DecoderClose( vlc_object_t *p_this )
703 decoder_t *p_dec = (decoder_t*)p_this;
704 decoder_sys_t *p_sys = p_dec->p_sys;
708 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
709 FreeLibrary( p_sys->hmsdmo_dll );
713 Restore_LDT_Keeper( p_sys->ldt_fs );
716 /* Uninitialize OLE/COM */
720 if( p_sys->p_buffer ) free( p_sys->p_buffer );
724 /****************************************************************************
725 * DecodeBlock: the whole thing
726 ****************************************************************************
727 * This function must be fed with ogg packets.
728 ****************************************************************************/
729 static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
731 decoder_sys_t *p_sys = p_dec->p_sys;
735 DMO_OUTPUT_DATA_BUFFER db;
742 if( DecOpen( VLC_OBJECT(p_dec) ) )
744 msg_Err( p_dec, "DecOpen failed" );
747 p_sys = p_dec->p_sys;
750 if( !pp_block ) return NULL;
754 /* Won't work with streams with B-frames, but do we have any ? */
755 if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;
757 /* Date management */
758 if( p_block && p_block->i_pts > 0 &&
759 p_block->i_pts != date_Get( &p_sys->end_date ) )
761 date_Set( &p_sys->end_date, p_block->i_pts );
764 #if 0 /* Breaks the video decoding */
765 if( !date_Get( &p_sys->end_date ) )
767 /* We've just started the stream, wait for the first PTS. */
768 if( p_block ) block_Release( p_block );
773 /* Feed input to the DMO */
774 if( p_block && p_block->i_buffer )
778 p_in = CMediaBufferCreate( p_block, p_block->i_buffer, VLC_TRUE );
780 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
781 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
784 p_in->vt->Release( (IUnknown *)p_in );
786 if( i_result == S_FALSE )
788 /* No output generated */
790 msg_Dbg( p_dec, "ProcessInput(): no output generated" );
794 else if( i_result == (int)DMO_E_NOTACCEPTING )
796 /* Need to call ProcessOutput */
797 msg_Dbg( p_dec, "ProcessInput(): not accepting" );
799 else if( i_result != S_OK )
801 msg_Dbg( p_dec, "ProcessInput(): failed" );
806 //msg_Dbg( p_dec, "ProcessInput(): successful" );
810 else if( p_block && !p_block->i_buffer )
812 block_Release( p_block );
816 /* Get output from the DMO */
817 block_out.p_buffer = p_sys->p_buffer;
818 block_out.i_buffer = 0;
820 p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, VLC_FALSE );
821 memset( &db, 0, sizeof(db) );
822 db.pBuffer = (IMediaBuffer *)p_out;
824 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
825 DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
828 if( i_result != S_OK )
830 if( i_result != S_FALSE )
831 msg_Dbg( p_dec, "ProcessOutput(): failed" );
834 msg_Dbg( p_dec, "ProcessOutput(): no output" );
837 p_out->vt->Release( (IUnknown *)p_out );
842 msg_Dbg( p_dec, "ProcessOutput(): success" );
845 if( !block_out.i_buffer )
848 msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
850 p_out->vt->Release( (IUnknown *)p_out );
854 if( p_dec->fmt_out.i_cat == VIDEO_ES )
856 /* Get a new picture */
857 picture_t *p_pic = p_dec->pf_vout_buffer_new( p_dec );
858 if( !p_pic ) return NULL;
860 CopyPicture( p_dec, p_pic, block_out.p_buffer );
862 /* Date management */
863 p_pic->date = date_Get( &p_sys->end_date );
864 date_Increment( &p_sys->end_date, 1 );
866 p_out->vt->Release( (IUnknown *)p_out );
872 aout_buffer_t *p_aout_buffer;
873 int i_samples = block_out.i_buffer /
874 ( p_dec->fmt_out.audio.i_bitspersample *
875 p_dec->fmt_out.audio.i_channels / 8 );
877 p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples );
878 memcpy( p_aout_buffer->p_buffer,
879 block_out.p_buffer, block_out.i_buffer );
881 /* Date management */
882 p_aout_buffer->start_date = date_Get( &p_sys->end_date );
883 p_aout_buffer->end_date =
884 date_Increment( &p_sys->end_date, i_samples );
886 p_out->vt->Release( (IUnknown *)p_out );
888 return p_aout_buffer;
894 static void CopyPicture( decoder_t *p_dec, picture_t *p_pic, uint8_t *p_in )
896 int i_plane, i_line, i_width, i_dst_stride;
897 uint8_t *p_dst, *p_src = p_in;
899 p_dst = p_pic->p[1].p_pixels;
900 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
901 p_pic->p[2].p_pixels = p_dst;
903 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
905 p_dst = p_pic->p[i_plane].p_pixels;
906 i_width = p_pic->p[i_plane].i_visible_pitch;
907 i_dst_stride = p_pic->p[i_plane].i_pitch;
909 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines; i_line++ )
911 p_dec->p_vlc->pf_memcpy( p_dst, p_src, i_width );
913 p_dst += i_dst_stride;
917 p_dst = p_pic->p[1].p_pixels;
918 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
919 p_pic->p[2].p_pixels = p_dst;
922 /****************************************************************************
923 * Encoder descriptor declaration
924 ****************************************************************************/
927 HINSTANCE hmsdmo_dll;
939 /*****************************************************************************
940 * EncoderOpen: open dmo codec
941 *****************************************************************************/
942 static int EncoderOpen( vlc_object_t *p_this )
944 encoder_t *p_enc = (encoder_t*)p_this;
947 int i_ret = EncOpen( p_this );
948 if( i_ret != VLC_SUCCESS ) return i_ret;
951 /* We can't open it now, because of ldt_keeper or something
952 * Open/Encode/Close has to be done in the same thread */
955 /* Probe if we support it */
956 for( i = 0; encoders_table[i].i_fourcc != 0; i++ )
958 if( encoders_table[i].i_fourcc == p_enc->fmt_out.i_codec )
960 msg_Dbg( p_enc, "DMO codec for %4.4s may work with dll=%s",
961 (char*)&p_enc->fmt_out.i_codec,
962 encoders_table[i].psz_dll );
968 if( !encoders_table[i].i_fourcc ) return VLC_EGENERIC;
972 p_enc->pf_encode_video = (block_t *(*)(encoder_t *, picture_t *))
974 p_enc->pf_encode_audio = (block_t *(*)(encoder_t *, aout_buffer_t *))
980 /*****************************************************************************
981 * EncoderSetVideoType: configures the input and output types of the dmo
982 *****************************************************************************/
983 static int EncoderSetVideoType( encoder_t *p_enc, IMediaObject *p_dmo )
985 int i, i_selected, i_err;
986 DMO_MEDIA_TYPE dmo_type;
987 VIDEOINFOHEADER vih, *p_vih;
988 BITMAPINFOHEADER *p_bih;
991 p_enc->fmt_in.video.i_bits_per_pixel =
992 p_enc->fmt_out.video.i_bits_per_pixel = 12;
994 /* Enumerate input format (for debug output) */
996 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
998 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1000 msg_Dbg( p_enc, "available input chroma: %4.4s",
1001 (char *)&dmo_type.subtype.Data1 );
1002 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB565, 16 ) )
1003 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB565" );
1004 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB24, 16 ) )
1005 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB24" );
1007 DMOFreeMediaType( &dmo_type );
1010 /* Setup input format */
1011 memset( &dmo_type, 0, sizeof(dmo_type) );
1013 memset( &vih, 0, sizeof(VIDEOINFOHEADER) );
1015 p_bih = &vih.bmiHeader;
1016 p_bih->biCompression = VLC_FOURCC('I','4','2','0');
1017 p_bih->biWidth = p_enc->fmt_in.video.i_width;
1018 p_bih->biHeight = p_enc->fmt_in.video.i_height;
1019 p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
1020 p_bih->biSizeImage = p_enc->fmt_in.video.i_width *
1021 p_enc->fmt_in.video.i_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
1022 p_bih->biPlanes = 3;
1023 p_bih->biSize = sizeof(BITMAPINFOHEADER);
1025 vih.rcSource.left = vih.rcSource.top = 0;
1026 vih.rcSource.right = p_enc->fmt_in.video.i_width;
1027 vih.rcSource.bottom = p_enc->fmt_in.video.i_height;
1028 vih.rcTarget = vih.rcSource;
1030 vih.AvgTimePerFrame = I64C(10000000) / 25; //FIXME
1032 dmo_type.majortype = MEDIATYPE_Video;
1033 //dmo_type.subtype = MEDIASUBTYPE_RGB24;
1034 dmo_type.subtype = MEDIASUBTYPE_I420;
1035 //dmo_type.subtype.Data1 = p_bih->biCompression;
1036 dmo_type.formattype = FORMAT_VideoInfo;
1037 dmo_type.bFixedSizeSamples = TRUE;
1038 dmo_type.bTemporalCompression = FALSE;
1039 dmo_type.lSampleSize = p_bih->biSizeImage;
1040 dmo_type.cbFormat = sizeof(VIDEOINFOHEADER);
1041 dmo_type.pbFormat = (char *)&vih;
1043 if( ( i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 ) ) )
1045 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1046 return VLC_EGENERIC;
1049 msg_Dbg( p_enc, "successfully set input type" );
1051 /* Setup output format */
1052 memset( &dmo_type, 0, sizeof(dmo_type) );
1055 /* Enumerate output types */
1056 i = 0, i_selected = -1;
1057 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1059 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1061 msg_Dbg( p_enc, "available output codec: %4.4s",
1062 (char *)&dmo_type.subtype.Data1 );
1064 if( p_vih->bmiHeader.biCompression == p_enc->fmt_out.i_codec )
1067 DMOFreeMediaType( &dmo_type );
1070 if( i_selected < 0 )
1072 msg_Err( p_enc, "couldn't find codec: %4.4s",
1073 (char *)&p_enc->fmt_out.i_codec );
1074 return VLC_EGENERIC;
1077 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1078 ((VIDEOINFOHEADER *)dmo_type.pbFormat)->dwBitRate =
1079 p_enc->fmt_out.i_bitrate;
1081 /* Get the private data for the codec */
1084 IWMCodecPrivateData *p_privdata;
1085 VIDEOINFOHEADER *p_vih;
1086 uint8_t *p_data = 0;
1087 uint32_t i_data = 0, i_vih;
1089 i_err = p_dmo->vt->QueryInterface( (IUnknown *)p_dmo,
1090 &IID_IWMCodecPrivateData,
1091 (void **)&p_privdata );
1094 i_err = p_privdata->vt->SetPartialOutputType( p_privdata, &dmo_type );
1097 msg_Err( p_enc, "SetPartialOutputType() failed" );
1098 p_privdata->vt->Release( (IUnknown *)p_privdata );
1102 i_err = p_privdata->vt->GetPrivateData( p_privdata, NULL, &i_data );
1105 msg_Err( p_enc, "GetPrivateData() failed" );
1106 p_privdata->vt->Release( (IUnknown *)p_privdata );
1110 p_data = malloc( i_data );
1111 i_err = p_privdata->vt->GetPrivateData( p_privdata, p_data, &i_data );
1113 /* Update the media type with the private data */
1114 i_vih = dmo_type.cbFormat + i_data;
1115 p_vih = CoTaskMemAlloc( i_vih );
1116 memcpy( p_vih, dmo_type.pbFormat, dmo_type.cbFormat );
1117 memcpy( ((uint8_t *)p_vih) + dmo_type.cbFormat, p_data, i_data );
1118 DMOFreeMediaType( &dmo_type );
1119 dmo_type.pbFormat = (char*)p_vih;
1120 dmo_type.cbFormat = i_vih;
1122 msg_Dbg( p_enc, "found extra data: %i", i_data );
1123 p_enc->fmt_out.i_extra = i_data;
1124 p_enc->fmt_out.p_extra = p_data;
1128 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1130 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1131 p_enc->fmt_in.i_codec = VLC_FOURCC('I','4','2','0');
1133 DMOFreeMediaType( &dmo_type );
1136 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1137 return VLC_EGENERIC;
1140 msg_Dbg( p_enc, "successfully set output type" );
1144 /*****************************************************************************
1145 * EncoderSetAudioType: configures the input and output types of the dmo
1146 *****************************************************************************/
1147 static int EncoderSetAudioType( encoder_t *p_enc, IMediaObject *p_dmo )
1149 int i, i_selected, i_err;
1150 unsigned int i_last_byterate;
1152 DMO_MEDIA_TYPE dmo_type;
1155 /* Setup the format structure */
1156 fourcc_to_wf_tag( p_enc->fmt_out.i_codec, &i_tag );
1157 if( i_tag == 0 ) return VLC_EGENERIC;
1159 p_enc->fmt_in.i_codec = AOUT_FMT_S16_NE;
1160 p_enc->fmt_in.audio.i_bitspersample = 16;
1162 /* We first need to choose an output type from the predefined
1163 * list of choices (we cycle through the list to select the best match) */
1164 i = 0; i_selected = -1; i_last_byterate = 0;
1165 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1167 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1168 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1169 "bits per sample: %i, bitrate: %i, blockalign: %i",
1170 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1171 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1172 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1174 if( p_wf->wFormatTag == i_tag &&
1175 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1176 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1177 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1179 if( (int)p_wf->nAvgBytesPerSec <
1180 p_enc->fmt_out.i_bitrate * 110 / 800 /* + 10% */ &&
1181 p_wf->nAvgBytesPerSec > i_last_byterate )
1184 i_last_byterate = p_wf->nAvgBytesPerSec;
1185 msg_Dbg( p_enc, "selected entry %i (bitrate: %i)",
1186 i_selected, p_wf->nAvgBytesPerSec * 8 );
1190 DMOFreeMediaType( &dmo_type );
1193 if( i_selected < 0 )
1195 msg_Err( p_enc, "couldn't find a matching ouput" );
1196 return VLC_EGENERIC;
1199 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1200 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1202 msg_Dbg( p_enc, "selected format: %i, sample rate:%i, "
1203 "channels: %i, bits per sample: %i, bitrate: %i, blockalign: %i",
1204 (int)p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1205 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1206 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1208 p_enc->fmt_out.audio.i_rate = p_wf->nSamplesPerSec;
1209 p_enc->fmt_out.audio.i_channels = p_wf->nChannels;
1210 p_enc->fmt_out.audio.i_bitspersample = p_wf->wBitsPerSample;
1211 p_enc->fmt_out.audio.i_blockalign = p_wf->nBlockAlign;
1212 p_enc->fmt_out.i_bitrate = p_wf->nAvgBytesPerSec * 8;
1216 msg_Dbg( p_enc, "found cbSize: %i", p_wf->cbSize );
1217 p_enc->fmt_out.i_extra = p_wf->cbSize;
1218 p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
1219 memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
1222 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1223 DMOFreeMediaType( &dmo_type );
1227 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1228 return VLC_EGENERIC;
1231 msg_Dbg( p_enc, "successfully set output type" );
1233 /* Setup the input type */
1234 i = 0; i_selected = -1;
1235 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1237 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1238 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1239 "bits per sample: %i, bitrate: %i, blockalign: %i",
1240 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1241 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1242 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1244 if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
1245 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1246 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1247 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1252 DMOFreeMediaType( &dmo_type );
1255 if( i_selected < 0 )
1257 msg_Err( p_enc, "couldn't find a matching input" );
1258 return VLC_EGENERIC;
1261 p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
1262 i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
1263 DMOFreeMediaType( &dmo_type );
1266 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1267 return VLC_EGENERIC;
1269 msg_Dbg( p_enc, "successfully set input type" );
1274 /*****************************************************************************
1275 * EncOpen: open dmo codec
1276 *****************************************************************************/
1277 static int EncOpen( vlc_object_t *p_this )
1279 encoder_t *p_enc = (encoder_t*)p_this;
1280 encoder_sys_t *p_sys = NULL;
1281 IMediaObject *p_dmo = NULL;
1282 HINSTANCE hmsdmo_dll = NULL;
1285 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
1287 /* Initialize OLE/COM */
1291 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, VLC_TRUE )
1299 if( p_enc->fmt_in.i_cat == VIDEO_ES )
1301 if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1305 if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1308 /* Allocate the memory needed to store the decoder's structure */
1309 if( ( p_enc->p_sys = p_sys =
1310 (encoder_sys_t *)malloc(sizeof(encoder_sys_t)) ) == NULL )
1312 msg_Err( p_enc, "out of memory" );
1316 p_sys->hmsdmo_dll = hmsdmo_dll;
1317 p_sys->p_dmo = p_dmo;
1319 p_sys->ldt_fs = ldt_fs;
1322 /* Find out some properties of the inputput */
1324 uint32_t i_size, i_align, dum;
1326 if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
1327 msg_Err( p_enc, "GetInputSizeInfo() failed" );
1329 msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
1330 i_size, i_align, dum );
1333 /* Find out some properties of the output */
1335 uint32_t i_size, i_align;
1337 p_sys->i_min_output = 0;
1338 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
1340 msg_Err( p_enc, "GetOutputSizeInfo() failed" );
1345 msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
1347 p_sys->i_min_output = i_size;
1351 /* Set output properties */
1352 p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
1353 if( p_enc->fmt_out.i_cat == AUDIO_ES )
1354 date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
1356 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
1362 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
1363 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
1366 Restore_LDT_Keeper( ldt_fs );
1368 /* Uninitialize OLE/COM */
1372 if( p_sys ) free( p_sys );
1374 return VLC_EGENERIC;
1377 /****************************************************************************
1378 * Encode: the whole thing
1379 ****************************************************************************/
1380 static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
1382 encoder_sys_t *p_sys = p_enc->p_sys;
1384 block_t *p_chain = NULL;
1385 block_t *p_block_in;
1392 if( EncOpen( VLC_OBJECT(p_enc) ) )
1394 msg_Err( p_enc, "EncOpen failed" );
1397 p_sys = p_enc->p_sys;
1400 if( !p_data ) return NULL;
1402 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1404 /* Get picture data */
1405 int i_plane, i_line, i_width, i_src_stride;
1406 picture_t *p_pic = (picture_t *)p_data;
1409 int i_buffer = p_enc->fmt_in.video.i_width *
1410 p_enc->fmt_in.video.i_height *
1411 p_enc->fmt_in.video.i_bits_per_pixel / 8;
1413 p_block_in = block_New( p_enc, i_buffer );
1415 /* Copy picture stride by stride */
1416 p_dst = p_block_in->p_buffer;
1417 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1419 uint8_t *p_src = p_pic->p[i_plane].p_pixels;
1420 i_width = p_pic->p[i_plane].i_visible_pitch;
1421 i_src_stride = p_pic->p[i_plane].i_pitch;
1423 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
1426 p_enc->p_vlc->pf_memcpy( p_dst, p_src, i_width );
1428 p_src += i_src_stride;
1432 i_pts = p_pic->date;
1436 aout_buffer_t *p_aout_buffer = (aout_buffer_t *)p_data;
1437 p_block_in = block_New( p_enc, p_aout_buffer->i_nb_bytes );
1438 memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
1439 p_block_in->i_buffer );
1441 i_pts = p_aout_buffer->start_date;
1444 /* Feed input to the DMO */
1445 p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, VLC_TRUE );
1446 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
1447 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
1449 p_in->vt->Release( (IUnknown *)p_in );
1450 if( i_result == S_FALSE )
1452 /* No output generated */
1454 msg_Dbg( p_enc, "ProcessInput(): no output generated "I64Fd, i_pts );
1458 else if( i_result == (int)DMO_E_NOTACCEPTING )
1460 /* Need to call ProcessOutput */
1461 msg_Dbg( p_enc, "ProcessInput(): not accepting" );
1463 else if( i_result != S_OK )
1465 msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
1470 msg_Dbg( p_enc, "ProcessInput(): success" );
1473 /* Get output from the DMO */
1476 DMO_OUTPUT_DATA_BUFFER db;
1477 block_t *p_block_out;
1478 CMediaBuffer *p_out;
1480 p_block_out = block_New( p_enc, p_sys->i_min_output );
1481 p_block_out->i_buffer = 0;
1482 p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, VLC_FALSE);
1483 memset( &db, 0, sizeof(db) );
1484 db.pBuffer = (IMediaBuffer *)p_out;
1486 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
1487 0, 1, &db, &i_status );
1489 if( i_result != S_OK )
1491 if( i_result != S_FALSE )
1492 msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
1495 msg_Dbg( p_enc, "ProcessOutput(): no output" );
1498 p_out->vt->Release( (IUnknown *)p_out );
1499 block_Release( p_block_out );
1503 if( !p_block_out->i_buffer )
1506 msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
1508 p_out->vt->Release( (IUnknown *)p_out );
1509 block_Release( p_block_out );
1513 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
1516 msg_Dbg( p_enc, "ProcessOutput(): pts: "I64Fd", "I64Fd,
1517 i_pts, db.rtTimestamp / 10 );
1519 i_pts = db.rtTimestamp / 10;
1522 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
1524 p_block_out->i_length = db.rtTimelength / 10;
1526 msg_Dbg( p_enc, "ProcessOutput(): length: "I64Fd,
1527 p_block_out->i_length );
1531 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1533 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT )
1534 p_block_out->i_flags |= BLOCK_FLAG_TYPE_I;
1536 p_block_out->i_flags |= BLOCK_FLAG_TYPE_P;
1539 p_block_out->i_dts = p_block_out->i_pts = i_pts;
1540 block_ChainAppend( &p_chain, p_block_out );
1544 /*****************************************************************************
1545 * EncoderClose: close codec
1546 *****************************************************************************/
1547 void EncoderClose( vlc_object_t *p_this )
1549 encoder_t *p_enc = (encoder_t*)p_this;
1550 encoder_sys_t *p_sys = p_enc->p_sys;
1552 if( !p_sys ) return;
1554 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
1555 FreeLibrary( p_sys->hmsdmo_dll );
1559 Restore_LDT_Keeper( p_sys->ldt_fs );
1562 /* Uninitialize OLE/COM */