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 *****************************************************************************/
30 #include <vlc_codec.h>
41 /* Need the w32dll loader from mplayer */
42 # include <wine/winerror.h>
43 # include <ldt_keeper.h>
44 # include <wine/windef.h>
47 #include <vlc_codecs.h>
54 long CoInitialize( void *pvReserved ) { return -1; }
55 void CoUninitialize( void ) { }
57 /* A few prototypes */
58 HMODULE WINAPI LoadLibraryA(LPCSTR);
59 #define LoadLibrary LoadLibraryA
60 FARPROC WINAPI GetProcAddress(HMODULE,LPCSTR);
61 int WINAPI FreeLibrary(HMODULE);
64 typedef long (STDCALL *GETCLASS) ( const GUID*, const GUID*, void** );
66 static int pi_channels_maps[7] =
70 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
71 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
72 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
73 | AOUT_CHAN_REARRIGHT,
74 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
75 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
76 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
77 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE
80 /*****************************************************************************
82 *****************************************************************************/
83 static int DecoderOpen ( vlc_object_t * );
84 static int DecOpen ( vlc_object_t * );
85 static void DecoderClose ( vlc_object_t * );
86 static void *DecodeBlock ( decoder_t *, block_t ** );
88 static int EncoderOpen ( vlc_object_t * );
89 static int EncOpen ( vlc_object_t * );
90 static void EncoderClose ( vlc_object_t * );
91 static block_t *EncodeBlock( encoder_t *, void * );
93 static int LoadDMO( vlc_object_t *, HINSTANCE *, IMediaObject **,
94 es_format_t *, vlc_bool_t );
95 static void CopyPicture( decoder_t *, picture_t *, uint8_t * );
98 set_description( _("DirectMedia Object decoder") );
99 add_shortcut( "dmo" );
100 set_capability( "decoder", 1 );
101 set_callbacks( DecoderOpen, DecoderClose );
102 set_category( CAT_INPUT );
103 set_subcategory( SUBCAT_INPUT_SCODEC );
105 # define ENC_CFG_PREFIX "sout-dmo-"
107 set_description( _("DirectMedia Object encoder") );
108 set_capability( "encoder", 10 );
109 set_callbacks( EncoderOpen, EncoderClose );
113 /*****************************************************************************
115 *****************************************************************************/
117 /****************************************************************************
118 * Decoder descriptor declaration
119 ****************************************************************************/
122 HINSTANCE hmsdmo_dll;
135 static const GUID guid_wvc1 = { 0xc9bfbccf, 0xe60e, 0x4588, { 0xa3, 0xdf, 0x5a, 0x03, 0xb1, 0xfd, 0x95, 0x85 } };
136 static const GUID guid_wmv9 = { 0x724bb6a4, 0xe526, 0x450f, { 0xaf, 0xfa, 0xab, 0x9b, 0x45, 0x12, 0x91, 0x11 } };
138 static const GUID guid_wmv = { 0x82d353df, 0x90bd, 0x4382, { 0x8b, 0xc2, 0x3f, 0x61, 0x92, 0xb7, 0x6e, 0x34 } };
139 static const GUID guid_wms = { 0x7bafb3b1, 0xd8f4, 0x4279, { 0x92, 0x53, 0x27, 0xda, 0x42, 0x31, 0x08, 0xde } };
140 static const GUID guid_wmva ={ 0x03be3ac4, 0x84b7, 0x4e0e, { 0xa7, 0x8d, 0xd3, 0x52, 0x4e, 0x60, 0x39, 0x5a } };
142 static const GUID guid_wma = { 0x874131cb, 0x4ecc, 0x443b, { 0x89, 0x48, 0x74, 0x6b, 0x89, 0x59, 0x5d, 0x20 } };
143 static const GUID guid_wma9 = { 0x27ca0808, 0x01f5, 0x4e7a, { 0x8b, 0x05, 0x87, 0xf8, 0x07, 0xa2, 0x33, 0xd1 } };
145 static const GUID guid_wmv_enc = { 0x3181343b, 0x94a2, 0x4feb, { 0xad, 0xef, 0x30, 0xa1, 0xdd, 0xe6, 0x17, 0xb4 } };
146 static const GUID guid_wma_enc = { 0x70f598e9, 0xf4ab, 0x495a, { 0x99, 0xe2, 0xa7, 0xc4, 0xd3, 0xd8, 0x9a, 0xbf } };
150 vlc_fourcc_t i_fourcc;
156 static const codec_dll decoders_table[] =
159 { VLC_FOURCC('W','V','C','1'), "wvc1dmod.dll", &guid_wvc1 },
160 { VLC_FOURCC('w','v','c','1'), "wvc1dmod.dll", &guid_wvc1 },
162 { VLC_FOURCC('W','M','V','3'), "wmv9dmod.dll", &guid_wmv9 },
163 { VLC_FOURCC('W','M','V','P'), "wmv9dmod.dll", &guid_wmv9 },
164 { VLC_FOURCC('w','m','v','3'), "wmv9dmod.dll", &guid_wmv9 },
166 { VLC_FOURCC('W','M','V','2'), "wmvdmod.dll", &guid_wmv },
167 { VLC_FOURCC('w','m','v','2'), "wmvdmod.dll", &guid_wmv },
169 { VLC_FOURCC('W','M','V','1'), "wmvdmod.dll", &guid_wmv },
170 { VLC_FOURCC('w','m','v','1'), "wmvdmod.dll", &guid_wmv },
172 { VLC_FOURCC('M','S','S','1'), "wmsdmod.dll", &guid_wms },
173 { VLC_FOURCC('M','S','S','2'), "wmsdmod.dll", &guid_wms },
174 /* Windows Media Video Adv */
175 { VLC_FOURCC('W','M','V','A'), "wmvadvd.dll", &guid_wmva },
176 { VLC_FOURCC('W','V','P','2'), "wmvadvd.dll", &guid_wmva },
179 { VLC_FOURCC('W','M','A','3'), "wma9dmod.dll", &guid_wma9 },
180 { VLC_FOURCC('w','m','a','3'), "wma9dmod.dll", &guid_wma9 },
181 { VLC_FOURCC('w','m','a','p'), "wma9dmod.dll", &guid_wma9 },
183 { VLC_FOURCC('W','M','A','2'), "wma9dmod.dll", &guid_wma9 },
184 { VLC_FOURCC('w','m','a','2'), "wma9dmod.dll", &guid_wma9 },
187 { VLC_FOURCC('w','m','a','s'), "wmspdmod.dll", &guid_wma },
193 static const codec_dll encoders_table[] =
196 { VLC_FOURCC('W','M','V','2'), "wmvdmoe.dll", &guid_wmv_enc },
197 { VLC_FOURCC('w','m','v','2'), "wmvdmoe.dll", &guid_wmv_enc },
199 { VLC_FOURCC('W','M','V','1'), "wmvdmoe.dll", &guid_wmv_enc },
200 { VLC_FOURCC('w','m','v','1'), "wmvdmoe.dll", &guid_wmv_enc },
203 { VLC_FOURCC('W','M','A','3'), "wmadmoe.dll", &guid_wma_enc },
204 { VLC_FOURCC('w','m','a','3'), "wmadmoe.dll", &guid_wma_enc },
206 { VLC_FOURCC('W','M','A','2'), "wmadmoe.dll", &guid_wma_enc },
207 { VLC_FOURCC('w','m','a','2'), "wmadmoe.dll", &guid_wma_enc },
213 static void WINAPI DMOFreeMediaType( DMO_MEDIA_TYPE *mt )
215 if( mt->cbFormat != 0 ) CoTaskMemFree( (PVOID)mt->pbFormat );
216 if( mt->pUnk != NULL ) mt->pUnk->vt->Release( (IUnknown *)mt->pUnk );
222 /*****************************************************************************
223 * DecoderOpen: open dmo codec
224 *****************************************************************************/
225 static int DecoderOpen( vlc_object_t *p_this )
227 decoder_t *p_dec = (decoder_t*)p_this;
230 int i_ret = DecOpen( p_this );
231 if( i_ret != VLC_SUCCESS ) return i_ret;
235 /* We can't open it now, because of ldt_keeper or something
236 * Open/Decode/Close has to be done in the same thread */
241 /* Probe if we support it */
242 for( i = 0; decoders_table[i].i_fourcc != 0; i++ )
244 if( decoders_table[i].i_fourcc == p_dec->fmt_in.i_codec )
246 msg_Dbg( p_dec, "DMO codec for %4.4s may work with dll=%s",
247 (char*)&p_dec->fmt_in.i_codec,
248 decoders_table[i].psz_dll );
254 if( !decoders_table[i].i_fourcc ) return VLC_EGENERIC;
258 p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))
260 p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))
266 /*****************************************************************************
267 * DecOpen: open dmo codec
268 *****************************************************************************/
269 static int DecOpen( vlc_object_t *p_this )
271 decoder_t *p_dec = (decoder_t*)p_this;
272 decoder_sys_t *p_sys = NULL;
274 DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;
275 IMediaObject *p_dmo = NULL;
276 HINSTANCE hmsdmo_dll = NULL;
278 VIDEOINFOHEADER *p_vih = NULL;
279 WAVEFORMATEX *p_wf = NULL;
282 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
284 /* Initialize OLE/COM */
288 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_dec->fmt_in, VLC_FALSE )
296 /* Setup input format */
297 memset( &dmo_input_type, 0, sizeof(dmo_input_type) );
298 dmo_input_type.pUnk = 0;
300 if( p_dec->fmt_in.i_cat == AUDIO_ES )
303 int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;
304 p_wf = malloc( i_size );
306 memset( p_wf, 0, sizeof(WAVEFORMATEX) );
307 if( p_dec->fmt_in.i_extra )
308 memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
310 dmo_input_type.majortype = MEDIATYPE_Audio;
311 dmo_input_type.subtype = dmo_input_type.majortype;
312 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
313 fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
314 if( i_tag ) dmo_input_type.subtype.Data1 = i_tag;
316 p_wf->wFormatTag = dmo_input_type.subtype.Data1;
317 p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
318 p_wf->nChannels = p_dec->fmt_in.audio.i_channels;
319 p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;
320 p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;
321 p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;
322 p_wf->cbSize = p_dec->fmt_in.i_extra;
324 dmo_input_type.formattype = FORMAT_WaveFormatEx;
325 dmo_input_type.cbFormat = i_size;
326 dmo_input_type.pbFormat = (char *)p_wf;
327 dmo_input_type.bFixedSizeSamples = 1;
328 dmo_input_type.bTemporalCompression = 0;
329 dmo_input_type.lSampleSize = p_wf->nBlockAlign;
333 BITMAPINFOHEADER *p_bih;
335 int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;
336 p_vih = malloc( i_size );
338 memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );
339 if( p_dec->fmt_in.i_extra )
340 memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
342 p_bih = &p_vih->bmiHeader;
343 p_bih->biCompression = p_dec->fmt_in.i_codec;
344 p_bih->biWidth = p_dec->fmt_in.video.i_width;
345 p_bih->biHeight = p_dec->fmt_in.video.i_height;
346 p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;
348 p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +
349 sizeof(BITMAPINFOHEADER);
351 p_vih->rcSource.left = p_vih->rcSource.top = 0;
352 p_vih->rcSource.right = p_dec->fmt_in.video.i_width;
353 p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;
354 p_vih->rcTarget = p_vih->rcSource;
356 dmo_input_type.majortype = MEDIATYPE_Video;
357 dmo_input_type.subtype = dmo_input_type.majortype;
358 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
359 dmo_input_type.formattype = FORMAT_VideoInfo;
360 dmo_input_type.bFixedSizeSamples = 0;
361 dmo_input_type.bTemporalCompression = 1;
362 dmo_input_type.cbFormat = i_size;
363 dmo_input_type.pbFormat = (char *)p_vih;
366 if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )
368 msg_Err( p_dec, "can't set DMO input type" );
371 msg_Dbg( p_dec, "DMO input type set" );
373 /* Setup output format */
374 memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
375 dmo_output_type.pUnk = 0;
377 if( p_dec->fmt_in.i_cat == AUDIO_ES )
379 /* Setup the format */
380 p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;
381 p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;
382 p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;
383 p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16
384 p_dec->fmt_out.audio.i_physical_channels =
385 p_dec->fmt_out.audio.i_original_channels =
386 pi_channels_maps[p_dec->fmt_out.audio.i_channels];
388 p_wf->wFormatTag = WAVE_FORMAT_PCM;
389 p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;
390 p_wf->nChannels = p_dec->fmt_out.audio.i_channels;
391 p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;
393 p_wf->wBitsPerSample / 8 * p_wf->nChannels;
394 p_wf->nAvgBytesPerSec =
395 p_wf->nSamplesPerSec * p_wf->nBlockAlign;
398 dmo_output_type.majortype = MEDIATYPE_Audio;
399 dmo_output_type.formattype = FORMAT_WaveFormatEx;
400 dmo_output_type.subtype = MEDIASUBTYPE_PCM;
401 dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);
402 dmo_output_type.pbFormat = (char *)p_wf;
403 dmo_output_type.bFixedSizeSamples = 1;
404 dmo_output_type.bTemporalCompression = 0;
405 dmo_output_type.lSampleSize = p_wf->nBlockAlign;
409 BITMAPINFOHEADER *p_bih;
411 unsigned i_chroma = VLC_FOURCC('Y','U','Y','2');
412 int i_planes = 1, i_bpp = 16;
415 /* Find out which chroma to use */
416 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
418 if( mt.subtype.Data1 == VLC_FOURCC('Y','V','1','2') )
420 i_chroma = mt.subtype.Data1;
421 i_planes = 3; i_bpp = 12;
424 DMOFreeMediaType( &mt );
427 p_dec->fmt_out.i_codec = i_chroma == VLC_FOURCC('Y','V','1','2') ?
428 VLC_FOURCC('I','4','2','0') : i_chroma;
429 p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
430 p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height;
431 p_dec->fmt_out.video.i_bits_per_pixel = i_bpp;
433 /* If an aspect-ratio was specified in the input format then force it */
434 if( p_dec->fmt_in.video.i_aspect )
436 p_dec->fmt_out.video.i_aspect = p_dec->fmt_in.video.i_aspect;
440 p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR *
441 p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height;
444 p_bih = &p_vih->bmiHeader;
445 p_bih->biCompression = i_chroma;
446 p_bih->biHeight *= -1;
447 p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;
448 p_bih->biSizeImage = p_dec->fmt_in.video.i_width *
449 p_dec->fmt_in.video.i_height *
450 (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;
452 p_bih->biPlanes = i_planes;
453 p_bih->biSize = sizeof(BITMAPINFOHEADER);
455 dmo_output_type.majortype = MEDIATYPE_Video;
456 dmo_output_type.formattype = FORMAT_VideoInfo;
457 dmo_output_type.subtype = dmo_output_type.majortype;
458 dmo_output_type.subtype.Data1 = p_bih->biCompression;
459 dmo_output_type.bFixedSizeSamples = VLC_TRUE;
460 dmo_output_type.bTemporalCompression = 0;
461 dmo_output_type.lSampleSize = p_bih->biSizeImage;
462 dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);
463 dmo_output_type.pbFormat = (char *)p_vih;
467 /* Enumerate output types */
468 if( p_dec->fmt_in.i_cat == VIDEO_ES )
473 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
475 msg_Dbg( p_dec, "available output chroma: %4.4s",
476 (char *)&mt.subtype.Data1 );
477 DMOFreeMediaType( &mt );
482 if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )
484 msg_Err( p_dec, "can't set DMO output type" );
487 msg_Dbg( p_dec, "DMO output type set" );
489 /* Allocate the memory needed to store the decoder's structure */
490 if( ( p_dec->p_sys = p_sys =
491 (decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL )
493 msg_Err( p_dec, "out of memory" );
497 p_sys->hmsdmo_dll = hmsdmo_dll;
498 p_sys->p_dmo = p_dmo;
500 p_sys->ldt_fs = ldt_fs;
503 /* Find out some properties of the output */
505 uint32_t i_size, i_align;
507 p_sys->i_min_output = 0;
508 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
510 msg_Err( p_dec, "GetOutputSizeInfo() failed" );
515 msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
517 p_sys->i_min_output = i_size;
518 p_sys->p_buffer = malloc( i_size );
519 if( !p_sys->p_buffer ) goto error;
523 /* Set output properties */
524 p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
525 if( p_dec->fmt_out.i_cat == AUDIO_ES )
526 date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
528 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
530 if( p_vih ) free( p_vih );
531 if( p_wf ) free( p_wf );
537 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
538 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
541 Restore_LDT_Keeper( ldt_fs );
543 /* Uninitialize OLE/COM */
547 if( p_vih ) free( p_vih );
548 if( p_wf ) free( p_wf );
549 if( p_sys ) free( p_sys );
554 /*****************************************************************************
555 * LoadDMO: Load the DMO object
556 *****************************************************************************/
557 static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
558 IMediaObject **pp_dmo, es_format_t *p_fmt,
561 DMO_PARTIAL_MEDIATYPE dmo_partial_type;
565 long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
566 const DMO_PARTIAL_MEDIATYPE *,
567 uint32_t, const DMO_PARTIAL_MEDIATYPE *,
570 IEnumDMO *p_enum_dmo = NULL;
577 IClassFactory *cFactory = NULL;
578 IUnknown *cObject = NULL;
579 const codec_dll *codecs_table = b_out ? encoders_table : decoders_table;
582 /* Look for a DMO which can handle the requested codec */
583 if( p_fmt->i_cat == AUDIO_ES )
586 dmo_partial_type.type = MEDIATYPE_Audio;
587 dmo_partial_type.subtype = dmo_partial_type.type;
588 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
589 fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
590 if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
594 dmo_partial_type.type = MEDIATYPE_Video;
595 dmo_partial_type.subtype = dmo_partial_type.type;
596 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
601 *p_hmsdmo_dll = LoadLibrary( "msdmo.dll" );
602 if( *p_hmsdmo_dll == NULL )
604 msg_Dbg( p_this, "failed loading msdmo.dll" );
607 OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
608 if( OurDMOEnum == NULL )
610 msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
611 FreeLibrary( *p_hmsdmo_dll );
617 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
618 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
622 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
623 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
627 FreeLibrary( *p_hmsdmo_dll );
628 /* return VLC_EGENERIC; */
629 /* Try loading the dll directly */
633 /* Pickup the first available codec */
635 while( ( S_OK == p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
636 &psz_dmo_name, &i_dummy /* NULL doesn't work */ ) ) )
638 char psz_temp[MAX_PATH];
639 wcstombs( psz_temp, psz_dmo_name, MAX_PATH );
640 msg_Dbg( p_this, "found DMO: %s", psz_temp );
641 CoTaskMemFree( psz_dmo_name );
644 if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
645 &IID_IMediaObject, (void **)pp_dmo ) )
647 msg_Warn( p_this, "can't create DMO: %s", psz_temp );
653 p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );
657 FreeLibrary( *p_hmsdmo_dll );
658 /* return VLC_EGENERIC; */
659 /* Try loading the dll directly */
668 for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
670 if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
673 if( codecs_table[i_codec].i_fourcc == 0 )
674 return VLC_EGENERIC; /* Can't happen */
676 *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
677 if( *p_hmsdmo_dll == NULL )
679 msg_Dbg( p_this, "failed loading '%s'",
680 codecs_table[i_codec].psz_dll );
684 GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
687 msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
688 FreeLibrary( *p_hmsdmo_dll );
692 i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory,
694 if( i_err || cFactory == NULL )
696 msg_Dbg( p_this, "no such class object" );
697 FreeLibrary( *p_hmsdmo_dll );
701 i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown,
703 cFactory->vt->Release( (IUnknown*)cFactory );
704 if( i_err || !cObject )
706 msg_Dbg( p_this, "class factory failure" );
707 FreeLibrary( *p_hmsdmo_dll );
710 i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject,
712 cObject->vt->Release( (IUnknown*)cObject );
713 if( i_err || !*pp_dmo )
715 msg_Dbg( p_this, "QueryInterface failure" );
716 FreeLibrary( *p_hmsdmo_dll );
723 /*****************************************************************************
724 * DecoderClose: close codec
725 *****************************************************************************/
726 void DecoderClose( vlc_object_t *p_this )
728 decoder_t *p_dec = (decoder_t*)p_this;
729 decoder_sys_t *p_sys = p_dec->p_sys;
733 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
734 FreeLibrary( p_sys->hmsdmo_dll );
738 Restore_LDT_Keeper( p_sys->ldt_fs );
741 /* Uninitialize OLE/COM */
745 if( p_sys->p_buffer ) free( p_sys->p_buffer );
749 /****************************************************************************
750 * DecodeBlock: the whole thing
751 ****************************************************************************
752 * This function must be fed with ogg packets.
753 ****************************************************************************/
754 static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
756 decoder_sys_t *p_sys = p_dec->p_sys;
760 DMO_OUTPUT_DATA_BUFFER db;
767 if( DecOpen( VLC_OBJECT(p_dec) ) )
769 msg_Err( p_dec, "DecOpen failed" );
772 p_sys = p_dec->p_sys;
775 if( !pp_block ) return NULL;
779 /* Won't work with streams with B-frames, but do we have any ? */
780 if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;
782 /* Date management */
783 if( p_block && p_block->i_pts > 0 &&
784 p_block->i_pts != date_Get( &p_sys->end_date ) )
786 date_Set( &p_sys->end_date, p_block->i_pts );
789 #if 0 /* Breaks the video decoding */
790 if( !date_Get( &p_sys->end_date ) )
792 /* We've just started the stream, wait for the first PTS. */
793 if( p_block ) block_Release( p_block );
798 /* Feed input to the DMO */
799 if( p_block && p_block->i_buffer )
803 p_in = CMediaBufferCreate( p_block, p_block->i_buffer, VLC_TRUE );
805 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
806 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
809 p_in->vt->Release( (IUnknown *)p_in );
811 if( i_result == S_FALSE )
813 /* No output generated */
815 msg_Dbg( p_dec, "ProcessInput(): no output generated" );
819 else if( i_result == (int)DMO_E_NOTACCEPTING )
821 /* Need to call ProcessOutput */
822 msg_Dbg( p_dec, "ProcessInput(): not accepting" );
824 else if( i_result != S_OK )
826 msg_Dbg( p_dec, "ProcessInput(): failed" );
831 //msg_Dbg( p_dec, "ProcessInput(): successful" );
835 else if( p_block && !p_block->i_buffer )
837 block_Release( p_block );
841 /* Get output from the DMO */
842 block_out.p_buffer = p_sys->p_buffer;
843 block_out.i_buffer = 0;
845 p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, VLC_FALSE );
846 memset( &db, 0, sizeof(db) );
847 db.pBuffer = (IMediaBuffer *)p_out;
849 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
850 DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
853 if( i_result != S_OK )
855 if( i_result != S_FALSE )
856 msg_Dbg( p_dec, "ProcessOutput(): failed" );
859 msg_Dbg( p_dec, "ProcessOutput(): no output" );
862 p_out->vt->Release( (IUnknown *)p_out );
867 msg_Dbg( p_dec, "ProcessOutput(): success" );
870 if( !block_out.i_buffer )
873 msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
875 p_out->vt->Release( (IUnknown *)p_out );
879 if( p_dec->fmt_out.i_cat == VIDEO_ES )
881 /* Get a new picture */
882 picture_t *p_pic = p_dec->pf_vout_buffer_new( p_dec );
883 if( !p_pic ) return NULL;
885 CopyPicture( p_dec, p_pic, block_out.p_buffer );
887 /* Date management */
888 p_pic->date = date_Get( &p_sys->end_date );
889 date_Increment( &p_sys->end_date, 1 );
891 p_out->vt->Release( (IUnknown *)p_out );
897 aout_buffer_t *p_aout_buffer;
898 int i_samples = block_out.i_buffer /
899 ( p_dec->fmt_out.audio.i_bitspersample *
900 p_dec->fmt_out.audio.i_channels / 8 );
902 p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples );
903 memcpy( p_aout_buffer->p_buffer,
904 block_out.p_buffer, block_out.i_buffer );
906 /* Date management */
907 p_aout_buffer->start_date = date_Get( &p_sys->end_date );
908 p_aout_buffer->end_date =
909 date_Increment( &p_sys->end_date, i_samples );
911 p_out->vt->Release( (IUnknown *)p_out );
913 return p_aout_buffer;
919 static void CopyPicture( decoder_t *p_dec, picture_t *p_pic, uint8_t *p_in )
921 int i_plane, i_line, i_width, i_dst_stride;
922 uint8_t *p_dst, *p_src = p_in;
924 p_dst = p_pic->p[1].p_pixels;
925 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
926 p_pic->p[2].p_pixels = p_dst;
928 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
930 p_dst = p_pic->p[i_plane].p_pixels;
931 i_width = p_pic->p[i_plane].i_visible_pitch;
932 i_dst_stride = p_pic->p[i_plane].i_pitch;
934 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines; i_line++ )
936 p_dec->p_libvlc->pf_memcpy( p_dst, p_src, i_width );
938 p_dst += i_dst_stride;
942 p_dst = p_pic->p[1].p_pixels;
943 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
944 p_pic->p[2].p_pixels = p_dst;
947 /****************************************************************************
948 * Encoder descriptor declaration
949 ****************************************************************************/
952 HINSTANCE hmsdmo_dll;
964 /*****************************************************************************
965 * EncoderOpen: open dmo codec
966 *****************************************************************************/
967 static int EncoderOpen( vlc_object_t *p_this )
969 encoder_t *p_enc = (encoder_t*)p_this;
972 int i_ret = EncOpen( p_this );
973 if( i_ret != VLC_SUCCESS ) return i_ret;
976 /* We can't open it now, because of ldt_keeper or something
977 * Open/Encode/Close has to be done in the same thread */
980 /* Probe if we support it */
981 for( i = 0; encoders_table[i].i_fourcc != 0; i++ )
983 if( encoders_table[i].i_fourcc == p_enc->fmt_out.i_codec )
985 msg_Dbg( p_enc, "DMO codec for %4.4s may work with dll=%s",
986 (char*)&p_enc->fmt_out.i_codec,
987 encoders_table[i].psz_dll );
993 if( !encoders_table[i].i_fourcc ) return VLC_EGENERIC;
997 p_enc->pf_encode_video = (block_t *(*)(encoder_t *, picture_t *))
999 p_enc->pf_encode_audio = (block_t *(*)(encoder_t *, aout_buffer_t *))
1005 /*****************************************************************************
1006 * EncoderSetVideoType: configures the input and output types of the dmo
1007 *****************************************************************************/
1008 static int EncoderSetVideoType( encoder_t *p_enc, IMediaObject *p_dmo )
1010 int i, i_selected, i_err;
1011 DMO_MEDIA_TYPE dmo_type;
1012 VIDEOINFOHEADER vih, *p_vih;
1013 BITMAPINFOHEADER *p_bih;
1016 p_enc->fmt_in.video.i_bits_per_pixel =
1017 p_enc->fmt_out.video.i_bits_per_pixel = 12;
1019 /* Enumerate input format (for debug output) */
1021 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1023 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1025 msg_Dbg( p_enc, "available input chroma: %4.4s",
1026 (char *)&dmo_type.subtype.Data1 );
1027 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB565, 16 ) )
1028 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB565" );
1029 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB24, 16 ) )
1030 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB24" );
1032 DMOFreeMediaType( &dmo_type );
1035 /* Setup input format */
1036 memset( &dmo_type, 0, sizeof(dmo_type) );
1038 memset( &vih, 0, sizeof(VIDEOINFOHEADER) );
1040 p_bih = &vih.bmiHeader;
1041 p_bih->biCompression = VLC_FOURCC('I','4','2','0');
1042 p_bih->biWidth = p_enc->fmt_in.video.i_width;
1043 p_bih->biHeight = p_enc->fmt_in.video.i_height;
1044 p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
1045 p_bih->biSizeImage = p_enc->fmt_in.video.i_width *
1046 p_enc->fmt_in.video.i_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
1047 p_bih->biPlanes = 3;
1048 p_bih->biSize = sizeof(BITMAPINFOHEADER);
1050 vih.rcSource.left = vih.rcSource.top = 0;
1051 vih.rcSource.right = p_enc->fmt_in.video.i_width;
1052 vih.rcSource.bottom = p_enc->fmt_in.video.i_height;
1053 vih.rcTarget = vih.rcSource;
1055 vih.AvgTimePerFrame = I64C(10000000) / 25; //FIXME
1057 dmo_type.majortype = MEDIATYPE_Video;
1058 //dmo_type.subtype = MEDIASUBTYPE_RGB24;
1059 dmo_type.subtype = MEDIASUBTYPE_I420;
1060 //dmo_type.subtype.Data1 = p_bih->biCompression;
1061 dmo_type.formattype = FORMAT_VideoInfo;
1062 dmo_type.bFixedSizeSamples = TRUE;
1063 dmo_type.bTemporalCompression = FALSE;
1064 dmo_type.lSampleSize = p_bih->biSizeImage;
1065 dmo_type.cbFormat = sizeof(VIDEOINFOHEADER);
1066 dmo_type.pbFormat = (char *)&vih;
1068 if( ( i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 ) ) )
1070 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1071 return VLC_EGENERIC;
1074 msg_Dbg( p_enc, "successfully set input type" );
1076 /* Setup output format */
1077 memset( &dmo_type, 0, sizeof(dmo_type) );
1080 /* Enumerate output types */
1081 i = 0, i_selected = -1;
1082 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1084 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1086 msg_Dbg( p_enc, "available output codec: %4.4s",
1087 (char *)&dmo_type.subtype.Data1 );
1089 if( p_vih->bmiHeader.biCompression == p_enc->fmt_out.i_codec )
1092 DMOFreeMediaType( &dmo_type );
1095 if( i_selected < 0 )
1097 msg_Err( p_enc, "couldn't find codec: %4.4s",
1098 (char *)&p_enc->fmt_out.i_codec );
1099 return VLC_EGENERIC;
1102 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1103 ((VIDEOINFOHEADER *)dmo_type.pbFormat)->dwBitRate =
1104 p_enc->fmt_out.i_bitrate;
1106 /* Get the private data for the codec */
1109 IWMCodecPrivateData *p_privdata;
1110 VIDEOINFOHEADER *p_vih;
1111 uint8_t *p_data = 0;
1112 uint32_t i_data = 0, i_vih;
1114 i_err = p_dmo->vt->QueryInterface( (IUnknown *)p_dmo,
1115 &IID_IWMCodecPrivateData,
1116 (void **)&p_privdata );
1119 i_err = p_privdata->vt->SetPartialOutputType( p_privdata, &dmo_type );
1122 msg_Err( p_enc, "SetPartialOutputType() failed" );
1123 p_privdata->vt->Release( (IUnknown *)p_privdata );
1127 i_err = p_privdata->vt->GetPrivateData( p_privdata, NULL, &i_data );
1130 msg_Err( p_enc, "GetPrivateData() failed" );
1131 p_privdata->vt->Release( (IUnknown *)p_privdata );
1135 p_data = malloc( i_data );
1136 i_err = p_privdata->vt->GetPrivateData( p_privdata, p_data, &i_data );
1138 /* Update the media type with the private data */
1139 i_vih = dmo_type.cbFormat + i_data;
1140 p_vih = CoTaskMemAlloc( i_vih );
1141 memcpy( p_vih, dmo_type.pbFormat, dmo_type.cbFormat );
1142 memcpy( ((uint8_t *)p_vih) + dmo_type.cbFormat, p_data, i_data );
1143 DMOFreeMediaType( &dmo_type );
1144 dmo_type.pbFormat = (char*)p_vih;
1145 dmo_type.cbFormat = i_vih;
1147 msg_Dbg( p_enc, "found extra data: %i", i_data );
1148 p_enc->fmt_out.i_extra = i_data;
1149 p_enc->fmt_out.p_extra = p_data;
1153 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1155 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1156 p_enc->fmt_in.i_codec = VLC_FOURCC('I','4','2','0');
1158 DMOFreeMediaType( &dmo_type );
1161 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1162 return VLC_EGENERIC;
1165 msg_Dbg( p_enc, "successfully set output type" );
1169 /*****************************************************************************
1170 * EncoderSetAudioType: configures the input and output types of the dmo
1171 *****************************************************************************/
1172 static int EncoderSetAudioType( encoder_t *p_enc, IMediaObject *p_dmo )
1174 int i, i_selected, i_err;
1175 unsigned int i_last_byterate;
1177 DMO_MEDIA_TYPE dmo_type;
1180 /* Setup the format structure */
1181 fourcc_to_wf_tag( p_enc->fmt_out.i_codec, &i_tag );
1182 if( i_tag == 0 ) return VLC_EGENERIC;
1184 p_enc->fmt_in.i_codec = AOUT_FMT_S16_NE;
1185 p_enc->fmt_in.audio.i_bitspersample = 16;
1187 /* We first need to choose an output type from the predefined
1188 * list of choices (we cycle through the list to select the best match) */
1189 i = 0; i_selected = -1; i_last_byterate = 0;
1190 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1192 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1193 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1194 "bits per sample: %i, bitrate: %i, blockalign: %i",
1195 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1196 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1197 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1199 if( p_wf->wFormatTag == i_tag &&
1200 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1201 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1202 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1204 if( (int)p_wf->nAvgBytesPerSec <
1205 p_enc->fmt_out.i_bitrate * 110 / 800 /* + 10% */ &&
1206 p_wf->nAvgBytesPerSec > i_last_byterate )
1209 i_last_byterate = p_wf->nAvgBytesPerSec;
1210 msg_Dbg( p_enc, "selected entry %i (bitrate: %i)",
1211 i_selected, p_wf->nAvgBytesPerSec * 8 );
1215 DMOFreeMediaType( &dmo_type );
1218 if( i_selected < 0 )
1220 msg_Err( p_enc, "couldn't find a matching output" );
1221 return VLC_EGENERIC;
1224 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1225 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1227 msg_Dbg( p_enc, "selected format: %i, sample rate:%i, "
1228 "channels: %i, bits per sample: %i, bitrate: %i, blockalign: %i",
1229 (int)p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1230 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1231 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1233 p_enc->fmt_out.audio.i_rate = p_wf->nSamplesPerSec;
1234 p_enc->fmt_out.audio.i_channels = p_wf->nChannels;
1235 p_enc->fmt_out.audio.i_bitspersample = p_wf->wBitsPerSample;
1236 p_enc->fmt_out.audio.i_blockalign = p_wf->nBlockAlign;
1237 p_enc->fmt_out.i_bitrate = p_wf->nAvgBytesPerSec * 8;
1241 msg_Dbg( p_enc, "found cbSize: %i", p_wf->cbSize );
1242 p_enc->fmt_out.i_extra = p_wf->cbSize;
1243 p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
1244 memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
1247 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1248 DMOFreeMediaType( &dmo_type );
1252 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1253 return VLC_EGENERIC;
1256 msg_Dbg( p_enc, "successfully set output type" );
1258 /* Setup the input type */
1259 i = 0; i_selected = -1;
1260 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1262 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1263 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1264 "bits per sample: %i, bitrate: %i, blockalign: %i",
1265 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1266 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1267 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1269 if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
1270 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1271 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1272 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1277 DMOFreeMediaType( &dmo_type );
1280 if( i_selected < 0 )
1282 msg_Err( p_enc, "couldn't find a matching input" );
1283 return VLC_EGENERIC;
1286 p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
1287 i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
1288 DMOFreeMediaType( &dmo_type );
1291 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1292 return VLC_EGENERIC;
1294 msg_Dbg( p_enc, "successfully set input type" );
1299 /*****************************************************************************
1300 * EncOpen: open dmo codec
1301 *****************************************************************************/
1302 static int EncOpen( vlc_object_t *p_this )
1304 encoder_t *p_enc = (encoder_t*)p_this;
1305 encoder_sys_t *p_sys = NULL;
1306 IMediaObject *p_dmo = NULL;
1307 HINSTANCE hmsdmo_dll = NULL;
1310 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
1312 /* Initialize OLE/COM */
1316 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, VLC_TRUE )
1324 if( p_enc->fmt_in.i_cat == VIDEO_ES )
1326 if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1330 if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1333 /* Allocate the memory needed to store the decoder's structure */
1334 if( ( p_enc->p_sys = p_sys =
1335 (encoder_sys_t *)malloc(sizeof(encoder_sys_t)) ) == NULL )
1337 msg_Err( p_enc, "out of memory" );
1341 p_sys->hmsdmo_dll = hmsdmo_dll;
1342 p_sys->p_dmo = p_dmo;
1344 p_sys->ldt_fs = ldt_fs;
1347 /* Find out some properties of the inputput */
1349 uint32_t i_size, i_align, dum;
1351 if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
1352 msg_Err( p_enc, "GetInputSizeInfo() failed" );
1354 msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
1355 i_size, i_align, dum );
1358 /* Find out some properties of the output */
1360 uint32_t i_size, i_align;
1362 p_sys->i_min_output = 0;
1363 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
1365 msg_Err( p_enc, "GetOutputSizeInfo() failed" );
1370 msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
1372 p_sys->i_min_output = i_size;
1376 /* Set output properties */
1377 p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
1378 if( p_enc->fmt_out.i_cat == AUDIO_ES )
1379 date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
1381 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
1387 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
1388 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
1391 Restore_LDT_Keeper( ldt_fs );
1393 /* Uninitialize OLE/COM */
1397 if( p_sys ) free( p_sys );
1399 return VLC_EGENERIC;
1402 /****************************************************************************
1403 * Encode: the whole thing
1404 ****************************************************************************/
1405 static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
1407 encoder_sys_t *p_sys = p_enc->p_sys;
1409 block_t *p_chain = NULL;
1410 block_t *p_block_in;
1417 if( EncOpen( VLC_OBJECT(p_enc) ) )
1419 msg_Err( p_enc, "EncOpen failed" );
1422 p_sys = p_enc->p_sys;
1425 if( !p_data ) return NULL;
1427 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1429 /* Get picture data */
1430 int i_plane, i_line, i_width, i_src_stride;
1431 picture_t *p_pic = (picture_t *)p_data;
1434 int i_buffer = p_enc->fmt_in.video.i_width *
1435 p_enc->fmt_in.video.i_height *
1436 p_enc->fmt_in.video.i_bits_per_pixel / 8;
1438 p_block_in = block_New( p_enc, i_buffer );
1440 /* Copy picture stride by stride */
1441 p_dst = p_block_in->p_buffer;
1442 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1444 uint8_t *p_src = p_pic->p[i_plane].p_pixels;
1445 i_width = p_pic->p[i_plane].i_visible_pitch;
1446 i_src_stride = p_pic->p[i_plane].i_pitch;
1448 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
1451 p_enc->p_libvlc->pf_memcpy( p_dst, p_src, i_width );
1453 p_src += i_src_stride;
1457 i_pts = p_pic->date;
1461 aout_buffer_t *p_aout_buffer = (aout_buffer_t *)p_data;
1462 p_block_in = block_New( p_enc, p_aout_buffer->i_nb_bytes );
1463 memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
1464 p_block_in->i_buffer );
1466 i_pts = p_aout_buffer->start_date;
1469 /* Feed input to the DMO */
1470 p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, VLC_TRUE );
1471 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
1472 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
1474 p_in->vt->Release( (IUnknown *)p_in );
1475 if( i_result == S_FALSE )
1477 /* No output generated */
1479 msg_Dbg( p_enc, "ProcessInput(): no output generated "I64Fd, i_pts );
1483 else if( i_result == (int)DMO_E_NOTACCEPTING )
1485 /* Need to call ProcessOutput */
1486 msg_Dbg( p_enc, "ProcessInput(): not accepting" );
1488 else if( i_result != S_OK )
1490 msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
1495 msg_Dbg( p_enc, "ProcessInput(): success" );
1498 /* Get output from the DMO */
1501 DMO_OUTPUT_DATA_BUFFER db;
1502 block_t *p_block_out;
1503 CMediaBuffer *p_out;
1505 p_block_out = block_New( p_enc, p_sys->i_min_output );
1506 p_block_out->i_buffer = 0;
1507 p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, VLC_FALSE);
1508 memset( &db, 0, sizeof(db) );
1509 db.pBuffer = (IMediaBuffer *)p_out;
1511 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
1512 0, 1, &db, &i_status );
1514 if( i_result != S_OK )
1516 if( i_result != S_FALSE )
1517 msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
1520 msg_Dbg( p_enc, "ProcessOutput(): no output" );
1523 p_out->vt->Release( (IUnknown *)p_out );
1524 block_Release( p_block_out );
1528 if( !p_block_out->i_buffer )
1531 msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
1533 p_out->vt->Release( (IUnknown *)p_out );
1534 block_Release( p_block_out );
1538 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
1541 msg_Dbg( p_enc, "ProcessOutput(): pts: "I64Fd", "I64Fd,
1542 i_pts, db.rtTimestamp / 10 );
1544 i_pts = db.rtTimestamp / 10;
1547 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
1549 p_block_out->i_length = db.rtTimelength / 10;
1551 msg_Dbg( p_enc, "ProcessOutput(): length: "I64Fd,
1552 p_block_out->i_length );
1556 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1558 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT )
1559 p_block_out->i_flags |= BLOCK_FLAG_TYPE_I;
1561 p_block_out->i_flags |= BLOCK_FLAG_TYPE_P;
1564 p_block_out->i_dts = p_block_out->i_pts = i_pts;
1565 block_ChainAppend( &p_chain, p_block_out );
1569 /*****************************************************************************
1570 * EncoderClose: close codec
1571 *****************************************************************************/
1572 void EncoderClose( vlc_object_t *p_this )
1574 encoder_t *p_enc = (encoder_t*)p_this;
1575 encoder_sys_t *p_sys = p_enc->p_sys;
1577 if( !p_sys ) return;
1579 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
1580 FreeLibrary( p_sys->hmsdmo_dll );
1584 Restore_LDT_Keeper( p_sys->ldt_fs );
1587 /* Uninitialize OLE/COM */