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 *****************************************************************************/
29 #include <vlc_codec.h>
40 /* Need the w32dll loader from mplayer */
41 # include <wine/winerror.h>
42 # include <ldt_keeper.h>
43 # include <wine/windef.h>
46 #include <vlc_codecs.h>
53 long CoInitialize( void *pvReserved ) { return -1; }
54 void CoUninitialize( void ) { }
56 /* A few prototypes */
57 HMODULE WINAPI LoadLibraryA(LPCSTR);
58 #define LoadLibrary LoadLibraryA
59 FARPROC WINAPI GetProcAddress(HMODULE,LPCSTR);
60 int WINAPI FreeLibrary(HMODULE);
63 typedef long (STDCALL *GETCLASS) ( const GUID*, const GUID*, void** );
65 static int pi_channels_maps[7] =
69 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
70 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
71 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
72 | AOUT_CHAN_REARRIGHT,
73 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
74 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
75 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
76 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE
79 /*****************************************************************************
81 *****************************************************************************/
82 static int DecoderOpen ( vlc_object_t * );
83 static int DecOpen ( vlc_object_t * );
84 static void DecoderClose ( vlc_object_t * );
85 static void *DecodeBlock ( decoder_t *, block_t ** );
87 static int EncoderOpen ( vlc_object_t * );
88 static int EncOpen ( vlc_object_t * );
89 static void EncoderClose ( vlc_object_t * );
90 static block_t *EncodeBlock( encoder_t *, void * );
92 static int LoadDMO( vlc_object_t *, HINSTANCE *, IMediaObject **,
93 es_format_t *, vlc_bool_t );
94 static void CopyPicture( decoder_t *, picture_t *, uint8_t * );
97 set_description( _("DirectMedia Object decoder") );
98 add_shortcut( "dmo" );
99 set_capability( "decoder", 1 );
100 set_callbacks( DecoderOpen, DecoderClose );
101 set_category( CAT_INPUT );
102 set_subcategory( SUBCAT_INPUT_SCODEC );
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_wvc1 = { 0xc9bfbccf, 0xe60e, 0x4588, { 0xa3, 0xdf, 0x5a, 0x03, 0xb1, 0xfd, 0x95, 0x85 } };
135 static const GUID guid_wmv9 = { 0x724bb6a4, 0xe526, 0x450f, { 0xaf, 0xfa, 0xab, 0x9b, 0x45, 0x12, 0x91, 0x11 } };
137 static const GUID guid_wmv = { 0x82d353df, 0x90bd, 0x4382, { 0x8b, 0xc2, 0x3f, 0x61, 0x92, 0xb7, 0x6e, 0x34 } };
138 static const GUID guid_wms = { 0x7bafb3b1, 0xd8f4, 0x4279, { 0x92, 0x53, 0x27, 0xda, 0x42, 0x31, 0x08, 0xde } };
139 static const GUID guid_wmva ={ 0x03be3ac4, 0x84b7, 0x4e0e, { 0xa7, 0x8d, 0xd3, 0x52, 0x4e, 0x60, 0x39, 0x5a } };
141 static const GUID guid_wma = { 0x874131cb, 0x4ecc, 0x443b, { 0x89, 0x48, 0x74, 0x6b, 0x89, 0x59, 0x5d, 0x20 } };
142 static const GUID guid_wma9 = { 0x27ca0808, 0x01f5, 0x4e7a, { 0x8b, 0x05, 0x87, 0xf8, 0x07, 0xa2, 0x33, 0xd1 } };
144 static const GUID guid_wmv_enc = { 0x3181343b, 0x94a2, 0x4feb, { 0xad, 0xef, 0x30, 0xa1, 0xdd, 0xe6, 0x17, 0xb4 } };
145 static const GUID guid_wma_enc = { 0x70f598e9, 0xf4ab, 0x495a, { 0x99, 0xe2, 0xa7, 0xc4, 0xd3, 0xd8, 0x9a, 0xbf } };
149 vlc_fourcc_t i_fourcc;
155 static const codec_dll decoders_table[] =
158 { VLC_FOURCC('W','V','C','1'), "wvc1dmod.dll", &guid_wvc1 },
159 { VLC_FOURCC('w','v','c','1'), "wvc1dmod.dll", &guid_wvc1 },
161 { VLC_FOURCC('W','M','V','3'), "wmv9dmod.dll", &guid_wmv9 },
162 { VLC_FOURCC('W','M','V','P'), "wmv9dmod.dll", &guid_wmv9 },
163 { VLC_FOURCC('w','m','v','3'), "wmv9dmod.dll", &guid_wmv9 },
165 { VLC_FOURCC('W','M','V','2'), "wmvdmod.dll", &guid_wmv },
166 { VLC_FOURCC('w','m','v','2'), "wmvdmod.dll", &guid_wmv },
168 { VLC_FOURCC('W','M','V','1'), "wmvdmod.dll", &guid_wmv },
169 { VLC_FOURCC('w','m','v','1'), "wmvdmod.dll", &guid_wmv },
171 { VLC_FOURCC('M','S','S','1'), "wmsdmod.dll", &guid_wms },
172 { VLC_FOURCC('M','S','S','2'), "wmsdmod.dll", &guid_wms },
173 /* Windows Media Video Adv */
174 { VLC_FOURCC('W','M','V','A'), "wmvadvd.dll", &guid_wmva },
175 { VLC_FOURCC('W','V','P','2'), "wmvadvd.dll", &guid_wmva },
178 { VLC_FOURCC('W','M','A','3'), "wma9dmod.dll", &guid_wma9 },
179 { VLC_FOURCC('w','m','a','3'), "wma9dmod.dll", &guid_wma9 },
180 { VLC_FOURCC('w','m','a','p'), "wma9dmod.dll", &guid_wma9 },
182 { VLC_FOURCC('W','M','A','2'), "wma9dmod.dll", &guid_wma9 },
183 { VLC_FOURCC('w','m','a','2'), "wma9dmod.dll", &guid_wma9 },
186 { VLC_FOURCC('w','m','a','s'), "wmspdmod.dll", &guid_wma },
192 static const codec_dll encoders_table[] =
195 { VLC_FOURCC('W','M','V','2'), "wmvdmoe.dll", &guid_wmv_enc },
196 { VLC_FOURCC('w','m','v','2'), "wmvdmoe.dll", &guid_wmv_enc },
198 { VLC_FOURCC('W','M','V','1'), "wmvdmoe.dll", &guid_wmv_enc },
199 { VLC_FOURCC('w','m','v','1'), "wmvdmoe.dll", &guid_wmv_enc },
202 { VLC_FOURCC('W','M','A','3'), "wmadmoe.dll", &guid_wma_enc },
203 { VLC_FOURCC('w','m','a','3'), "wmadmoe.dll", &guid_wma_enc },
205 { VLC_FOURCC('W','M','A','2'), "wmadmoe.dll", &guid_wma_enc },
206 { VLC_FOURCC('w','m','a','2'), "wmadmoe.dll", &guid_wma_enc },
212 static void WINAPI DMOFreeMediaType( DMO_MEDIA_TYPE *mt )
214 if( mt->cbFormat != 0 ) CoTaskMemFree( (PVOID)mt->pbFormat );
215 if( mt->pUnk != NULL ) mt->pUnk->vt->Release( (IUnknown *)mt->pUnk );
221 /*****************************************************************************
222 * DecoderOpen: open dmo codec
223 *****************************************************************************/
224 static int DecoderOpen( vlc_object_t *p_this )
226 decoder_t *p_dec = (decoder_t*)p_this;
229 int i_ret = DecOpen( p_this );
230 if( i_ret != VLC_SUCCESS ) return i_ret;
234 /* We can't open it now, because of ldt_keeper or something
235 * Open/Decode/Close has to be done in the same thread */
240 /* Probe if we support it */
241 for( i = 0; decoders_table[i].i_fourcc != 0; i++ )
243 if( decoders_table[i].i_fourcc == p_dec->fmt_in.i_codec )
245 msg_Dbg( p_dec, "DMO codec for %4.4s may work with dll=%s",
246 (char*)&p_dec->fmt_in.i_codec,
247 decoders_table[i].psz_dll );
253 if( !decoders_table[i].i_fourcc ) return VLC_EGENERIC;
257 p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))
259 p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))
265 /*****************************************************************************
266 * DecOpen: open dmo codec
267 *****************************************************************************/
268 static int DecOpen( vlc_object_t *p_this )
270 decoder_t *p_dec = (decoder_t*)p_this;
271 decoder_sys_t *p_sys = NULL;
273 DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;
274 IMediaObject *p_dmo = NULL;
275 HINSTANCE hmsdmo_dll = NULL;
277 VIDEOINFOHEADER *p_vih = NULL;
278 WAVEFORMATEX *p_wf = NULL;
281 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
283 /* Initialize OLE/COM */
287 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_dec->fmt_in, VLC_FALSE )
295 /* Setup input format */
296 memset( &dmo_input_type, 0, sizeof(dmo_input_type) );
297 dmo_input_type.pUnk = 0;
299 if( p_dec->fmt_in.i_cat == AUDIO_ES )
302 int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;
303 p_wf = malloc( i_size );
305 memset( p_wf, 0, sizeof(WAVEFORMATEX) );
306 if( p_dec->fmt_in.i_extra )
307 memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
309 dmo_input_type.majortype = MEDIATYPE_Audio;
310 dmo_input_type.subtype = dmo_input_type.majortype;
311 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
312 fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
313 if( i_tag ) dmo_input_type.subtype.Data1 = i_tag;
315 p_wf->wFormatTag = dmo_input_type.subtype.Data1;
316 p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
317 p_wf->nChannels = p_dec->fmt_in.audio.i_channels;
318 p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;
319 p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;
320 p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;
321 p_wf->cbSize = p_dec->fmt_in.i_extra;
323 dmo_input_type.formattype = FORMAT_WaveFormatEx;
324 dmo_input_type.cbFormat = i_size;
325 dmo_input_type.pbFormat = (char *)p_wf;
326 dmo_input_type.bFixedSizeSamples = 1;
327 dmo_input_type.bTemporalCompression = 0;
328 dmo_input_type.lSampleSize = p_wf->nBlockAlign;
332 BITMAPINFOHEADER *p_bih;
334 int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;
335 p_vih = malloc( i_size );
337 memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );
338 if( p_dec->fmt_in.i_extra )
339 memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
341 p_bih = &p_vih->bmiHeader;
342 p_bih->biCompression = p_dec->fmt_in.i_codec;
343 p_bih->biWidth = p_dec->fmt_in.video.i_width;
344 p_bih->biHeight = p_dec->fmt_in.video.i_height;
345 p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;
347 p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +
348 sizeof(BITMAPINFOHEADER);
350 p_vih->rcSource.left = p_vih->rcSource.top = 0;
351 p_vih->rcSource.right = p_dec->fmt_in.video.i_width;
352 p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;
353 p_vih->rcTarget = p_vih->rcSource;
355 dmo_input_type.majortype = MEDIATYPE_Video;
356 dmo_input_type.subtype = dmo_input_type.majortype;
357 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
358 dmo_input_type.formattype = FORMAT_VideoInfo;
359 dmo_input_type.bFixedSizeSamples = 0;
360 dmo_input_type.bTemporalCompression = 1;
361 dmo_input_type.cbFormat = i_size;
362 dmo_input_type.pbFormat = (char *)p_vih;
365 if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )
367 msg_Err( p_dec, "can't set DMO input type" );
370 msg_Dbg( p_dec, "DMO input type set" );
372 /* Setup output format */
373 memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
374 dmo_output_type.pUnk = 0;
376 if( p_dec->fmt_in.i_cat == AUDIO_ES )
378 /* Setup the format */
379 p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;
380 p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;
381 p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;
382 p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16
383 p_dec->fmt_out.audio.i_physical_channels =
384 p_dec->fmt_out.audio.i_original_channels =
385 pi_channels_maps[p_dec->fmt_out.audio.i_channels];
387 p_wf->wFormatTag = WAVE_FORMAT_PCM;
388 p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;
389 p_wf->nChannels = p_dec->fmt_out.audio.i_channels;
390 p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;
392 p_wf->wBitsPerSample / 8 * p_wf->nChannels;
393 p_wf->nAvgBytesPerSec =
394 p_wf->nSamplesPerSec * p_wf->nBlockAlign;
397 dmo_output_type.majortype = MEDIATYPE_Audio;
398 dmo_output_type.formattype = FORMAT_WaveFormatEx;
399 dmo_output_type.subtype = MEDIASUBTYPE_PCM;
400 dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);
401 dmo_output_type.pbFormat = (char *)p_wf;
402 dmo_output_type.bFixedSizeSamples = 1;
403 dmo_output_type.bTemporalCompression = 0;
404 dmo_output_type.lSampleSize = p_wf->nBlockAlign;
408 BITMAPINFOHEADER *p_bih;
410 unsigned i_chroma = VLC_FOURCC('Y','U','Y','2');
411 int i_planes = 1, i_bpp = 16;
414 /* Find out which chroma to use */
415 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
417 if( mt.subtype.Data1 == VLC_FOURCC('Y','V','1','2') )
419 i_chroma = mt.subtype.Data1;
420 i_planes = 3; i_bpp = 12;
423 DMOFreeMediaType( &mt );
426 p_dec->fmt_out.i_codec = i_chroma == VLC_FOURCC('Y','V','1','2') ?
427 VLC_FOURCC('I','4','2','0') : i_chroma;
428 p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
429 p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height;
430 p_dec->fmt_out.video.i_bits_per_pixel = i_bpp;
432 /* If an aspect-ratio was specified in the input format then force it */
433 if( p_dec->fmt_in.video.i_aspect )
435 p_dec->fmt_out.video.i_aspect = p_dec->fmt_in.video.i_aspect;
439 p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR *
440 p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height;
443 p_bih = &p_vih->bmiHeader;
444 p_bih->biCompression = i_chroma;
445 p_bih->biHeight *= -1;
446 p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;
447 p_bih->biSizeImage = p_dec->fmt_in.video.i_width *
448 p_dec->fmt_in.video.i_height *
449 (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;
451 p_bih->biPlanes = i_planes;
452 p_bih->biSize = sizeof(BITMAPINFOHEADER);
454 dmo_output_type.majortype = MEDIATYPE_Video;
455 dmo_output_type.formattype = FORMAT_VideoInfo;
456 dmo_output_type.subtype = dmo_output_type.majortype;
457 dmo_output_type.subtype.Data1 = p_bih->biCompression;
458 dmo_output_type.bFixedSizeSamples = VLC_TRUE;
459 dmo_output_type.bTemporalCompression = 0;
460 dmo_output_type.lSampleSize = p_bih->biSizeImage;
461 dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);
462 dmo_output_type.pbFormat = (char *)p_vih;
466 /* Enumerate output types */
467 if( p_dec->fmt_in.i_cat == VIDEO_ES )
472 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
474 msg_Dbg( p_dec, "available output chroma: %4.4s",
475 (char *)&mt.subtype.Data1 );
476 DMOFreeMediaType( &mt );
481 if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )
483 msg_Err( p_dec, "can't set DMO output type" );
486 msg_Dbg( p_dec, "DMO output type set" );
488 /* Allocate the memory needed to store the decoder's structure */
489 if( ( p_dec->p_sys = p_sys =
490 (decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL )
492 msg_Err( p_dec, "out of memory" );
496 p_sys->hmsdmo_dll = hmsdmo_dll;
497 p_sys->p_dmo = p_dmo;
499 p_sys->ldt_fs = ldt_fs;
502 /* Find out some properties of the output */
504 uint32_t i_size, i_align;
506 p_sys->i_min_output = 0;
507 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
509 msg_Err( p_dec, "GetOutputSizeInfo() failed" );
514 msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
516 p_sys->i_min_output = i_size;
517 p_sys->p_buffer = malloc( i_size );
518 if( !p_sys->p_buffer ) goto error;
522 /* Set output properties */
523 p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
524 if( p_dec->fmt_out.i_cat == AUDIO_ES )
525 date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
527 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
529 if( p_vih ) free( p_vih );
530 if( p_wf ) free( p_wf );
536 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
537 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
540 Restore_LDT_Keeper( ldt_fs );
542 /* Uninitialize OLE/COM */
546 if( p_vih ) free( p_vih );
547 if( p_wf ) free( p_wf );
548 if( p_sys ) free( p_sys );
553 /*****************************************************************************
554 * LoadDMO: Load the DMO object
555 *****************************************************************************/
556 static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
557 IMediaObject **pp_dmo, es_format_t *p_fmt,
560 DMO_PARTIAL_MEDIATYPE dmo_partial_type;
564 long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
565 const DMO_PARTIAL_MEDIATYPE *,
566 uint32_t, const DMO_PARTIAL_MEDIATYPE *,
569 IEnumDMO *p_enum_dmo = NULL;
576 IClassFactory *cFactory = NULL;
577 IUnknown *cObject = NULL;
578 const codec_dll *codecs_table = b_out ? encoders_table : decoders_table;
581 /* Look for a DMO which can handle the requested codec */
582 if( p_fmt->i_cat == AUDIO_ES )
585 dmo_partial_type.type = MEDIATYPE_Audio;
586 dmo_partial_type.subtype = dmo_partial_type.type;
587 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
588 fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
589 if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
593 dmo_partial_type.type = MEDIATYPE_Video;
594 dmo_partial_type.subtype = dmo_partial_type.type;
595 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
600 *p_hmsdmo_dll = LoadLibrary( "msdmo.dll" );
601 if( *p_hmsdmo_dll == NULL )
603 msg_Dbg( p_this, "failed loading msdmo.dll" );
606 OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
607 if( OurDMOEnum == NULL )
609 msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
610 FreeLibrary( *p_hmsdmo_dll );
616 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
617 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
621 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
622 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
626 FreeLibrary( *p_hmsdmo_dll );
627 /* return VLC_EGENERIC; */
628 /* Try loading the dll directly */
632 /* Pickup the first available codec */
634 while( ( S_OK == p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
635 &psz_dmo_name, &i_dummy /* NULL doesn't work */ ) ) )
637 char psz_temp[MAX_PATH];
638 wcstombs( psz_temp, psz_dmo_name, MAX_PATH );
639 msg_Dbg( p_this, "found DMO: %s", psz_temp );
640 CoTaskMemFree( psz_dmo_name );
643 if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
644 &IID_IMediaObject, (void **)pp_dmo ) )
646 msg_Warn( p_this, "can't create DMO: %s", psz_temp );
652 p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );
656 FreeLibrary( *p_hmsdmo_dll );
657 /* return VLC_EGENERIC; */
658 /* Try loading the dll directly */
667 for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
669 if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
672 if( codecs_table[i_codec].i_fourcc == 0 )
673 return VLC_EGENERIC; /* Can't happen */
675 *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
676 if( *p_hmsdmo_dll == NULL )
678 msg_Dbg( p_this, "failed loading '%s'",
679 codecs_table[i_codec].psz_dll );
683 GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
686 msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
687 FreeLibrary( *p_hmsdmo_dll );
691 i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory,
693 if( i_err || cFactory == NULL )
695 msg_Dbg( p_this, "no such class object" );
696 FreeLibrary( *p_hmsdmo_dll );
700 i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown,
702 cFactory->vt->Release( (IUnknown*)cFactory );
703 if( i_err || !cObject )
705 msg_Dbg( p_this, "class factory failure" );
706 FreeLibrary( *p_hmsdmo_dll );
709 i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject,
711 cObject->vt->Release( (IUnknown*)cObject );
712 if( i_err || !*pp_dmo )
714 msg_Dbg( p_this, "QueryInterface failure" );
715 FreeLibrary( *p_hmsdmo_dll );
722 /*****************************************************************************
723 * DecoderClose: close codec
724 *****************************************************************************/
725 void DecoderClose( vlc_object_t *p_this )
727 decoder_t *p_dec = (decoder_t*)p_this;
728 decoder_sys_t *p_sys = p_dec->p_sys;
732 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
733 FreeLibrary( p_sys->hmsdmo_dll );
737 Restore_LDT_Keeper( p_sys->ldt_fs );
740 /* Uninitialize OLE/COM */
744 if( p_sys->p_buffer ) free( p_sys->p_buffer );
748 /****************************************************************************
749 * DecodeBlock: the whole thing
750 ****************************************************************************
751 * This function must be fed with ogg packets.
752 ****************************************************************************/
753 static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
755 decoder_sys_t *p_sys = p_dec->p_sys;
759 DMO_OUTPUT_DATA_BUFFER db;
766 if( DecOpen( VLC_OBJECT(p_dec) ) )
768 msg_Err( p_dec, "DecOpen failed" );
771 p_sys = p_dec->p_sys;
774 if( !pp_block ) return NULL;
778 /* Won't work with streams with B-frames, but do we have any ? */
779 if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;
781 /* Date management */
782 if( p_block && p_block->i_pts > 0 &&
783 p_block->i_pts != date_Get( &p_sys->end_date ) )
785 date_Set( &p_sys->end_date, p_block->i_pts );
788 #if 0 /* Breaks the video decoding */
789 if( !date_Get( &p_sys->end_date ) )
791 /* We've just started the stream, wait for the first PTS. */
792 if( p_block ) block_Release( p_block );
797 /* Feed input to the DMO */
798 if( p_block && p_block->i_buffer )
802 p_in = CMediaBufferCreate( p_block, p_block->i_buffer, VLC_TRUE );
804 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
805 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
808 p_in->vt->Release( (IUnknown *)p_in );
810 if( i_result == S_FALSE )
812 /* No output generated */
814 msg_Dbg( p_dec, "ProcessInput(): no output generated" );
818 else if( i_result == (int)DMO_E_NOTACCEPTING )
820 /* Need to call ProcessOutput */
821 msg_Dbg( p_dec, "ProcessInput(): not accepting" );
823 else if( i_result != S_OK )
825 msg_Dbg( p_dec, "ProcessInput(): failed" );
830 //msg_Dbg( p_dec, "ProcessInput(): successful" );
834 else if( p_block && !p_block->i_buffer )
836 block_Release( p_block );
840 /* Get output from the DMO */
841 block_out.p_buffer = p_sys->p_buffer;
842 block_out.i_buffer = 0;
844 p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, VLC_FALSE );
845 memset( &db, 0, sizeof(db) );
846 db.pBuffer = (IMediaBuffer *)p_out;
848 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
849 DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
852 if( i_result != S_OK )
854 if( i_result != S_FALSE )
855 msg_Dbg( p_dec, "ProcessOutput(): failed" );
858 msg_Dbg( p_dec, "ProcessOutput(): no output" );
861 p_out->vt->Release( (IUnknown *)p_out );
866 msg_Dbg( p_dec, "ProcessOutput(): success" );
869 if( !block_out.i_buffer )
872 msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
874 p_out->vt->Release( (IUnknown *)p_out );
878 if( p_dec->fmt_out.i_cat == VIDEO_ES )
880 /* Get a new picture */
881 picture_t *p_pic = p_dec->pf_vout_buffer_new( p_dec );
882 if( !p_pic ) return NULL;
884 CopyPicture( p_dec, p_pic, block_out.p_buffer );
886 /* Date management */
887 p_pic->date = date_Get( &p_sys->end_date );
888 date_Increment( &p_sys->end_date, 1 );
890 p_out->vt->Release( (IUnknown *)p_out );
896 aout_buffer_t *p_aout_buffer;
897 int i_samples = block_out.i_buffer /
898 ( p_dec->fmt_out.audio.i_bitspersample *
899 p_dec->fmt_out.audio.i_channels / 8 );
901 p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples );
902 memcpy( p_aout_buffer->p_buffer,
903 block_out.p_buffer, block_out.i_buffer );
905 /* Date management */
906 p_aout_buffer->start_date = date_Get( &p_sys->end_date );
907 p_aout_buffer->end_date =
908 date_Increment( &p_sys->end_date, i_samples );
910 p_out->vt->Release( (IUnknown *)p_out );
912 return p_aout_buffer;
918 static void CopyPicture( decoder_t *p_dec, picture_t *p_pic, uint8_t *p_in )
920 int i_plane, i_line, i_width, i_dst_stride;
921 uint8_t *p_dst, *p_src = p_in;
923 p_dst = p_pic->p[1].p_pixels;
924 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
925 p_pic->p[2].p_pixels = p_dst;
927 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
929 p_dst = p_pic->p[i_plane].p_pixels;
930 i_width = p_pic->p[i_plane].i_visible_pitch;
931 i_dst_stride = p_pic->p[i_plane].i_pitch;
933 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines; i_line++ )
935 p_dec->p_libvlc->pf_memcpy( p_dst, p_src, i_width );
937 p_dst += i_dst_stride;
941 p_dst = p_pic->p[1].p_pixels;
942 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
943 p_pic->p[2].p_pixels = p_dst;
946 /****************************************************************************
947 * Encoder descriptor declaration
948 ****************************************************************************/
951 HINSTANCE hmsdmo_dll;
963 /*****************************************************************************
964 * EncoderOpen: open dmo codec
965 *****************************************************************************/
966 static int EncoderOpen( vlc_object_t *p_this )
968 encoder_t *p_enc = (encoder_t*)p_this;
971 int i_ret = EncOpen( p_this );
972 if( i_ret != VLC_SUCCESS ) return i_ret;
975 /* We can't open it now, because of ldt_keeper or something
976 * Open/Encode/Close has to be done in the same thread */
979 /* Probe if we support it */
980 for( i = 0; encoders_table[i].i_fourcc != 0; i++ )
982 if( encoders_table[i].i_fourcc == p_enc->fmt_out.i_codec )
984 msg_Dbg( p_enc, "DMO codec for %4.4s may work with dll=%s",
985 (char*)&p_enc->fmt_out.i_codec,
986 encoders_table[i].psz_dll );
992 if( !encoders_table[i].i_fourcc ) return VLC_EGENERIC;
996 p_enc->pf_encode_video = (block_t *(*)(encoder_t *, picture_t *))
998 p_enc->pf_encode_audio = (block_t *(*)(encoder_t *, aout_buffer_t *))
1004 /*****************************************************************************
1005 * EncoderSetVideoType: configures the input and output types of the dmo
1006 *****************************************************************************/
1007 static int EncoderSetVideoType( encoder_t *p_enc, IMediaObject *p_dmo )
1009 int i, i_selected, i_err;
1010 DMO_MEDIA_TYPE dmo_type;
1011 VIDEOINFOHEADER vih, *p_vih;
1012 BITMAPINFOHEADER *p_bih;
1015 p_enc->fmt_in.video.i_bits_per_pixel =
1016 p_enc->fmt_out.video.i_bits_per_pixel = 12;
1018 /* Enumerate input format (for debug output) */
1020 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1022 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1024 msg_Dbg( p_enc, "available input chroma: %4.4s",
1025 (char *)&dmo_type.subtype.Data1 );
1026 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB565, 16 ) )
1027 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB565" );
1028 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB24, 16 ) )
1029 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB24" );
1031 DMOFreeMediaType( &dmo_type );
1034 /* Setup input format */
1035 memset( &dmo_type, 0, sizeof(dmo_type) );
1037 memset( &vih, 0, sizeof(VIDEOINFOHEADER) );
1039 p_bih = &vih.bmiHeader;
1040 p_bih->biCompression = VLC_FOURCC('I','4','2','0');
1041 p_bih->biWidth = p_enc->fmt_in.video.i_width;
1042 p_bih->biHeight = p_enc->fmt_in.video.i_height;
1043 p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
1044 p_bih->biSizeImage = p_enc->fmt_in.video.i_width *
1045 p_enc->fmt_in.video.i_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
1046 p_bih->biPlanes = 3;
1047 p_bih->biSize = sizeof(BITMAPINFOHEADER);
1049 vih.rcSource.left = vih.rcSource.top = 0;
1050 vih.rcSource.right = p_enc->fmt_in.video.i_width;
1051 vih.rcSource.bottom = p_enc->fmt_in.video.i_height;
1052 vih.rcTarget = vih.rcSource;
1054 vih.AvgTimePerFrame = I64C(10000000) / 25; //FIXME
1056 dmo_type.majortype = MEDIATYPE_Video;
1057 //dmo_type.subtype = MEDIASUBTYPE_RGB24;
1058 dmo_type.subtype = MEDIASUBTYPE_I420;
1059 //dmo_type.subtype.Data1 = p_bih->biCompression;
1060 dmo_type.formattype = FORMAT_VideoInfo;
1061 dmo_type.bFixedSizeSamples = TRUE;
1062 dmo_type.bTemporalCompression = FALSE;
1063 dmo_type.lSampleSize = p_bih->biSizeImage;
1064 dmo_type.cbFormat = sizeof(VIDEOINFOHEADER);
1065 dmo_type.pbFormat = (char *)&vih;
1067 if( ( i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 ) ) )
1069 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1070 return VLC_EGENERIC;
1073 msg_Dbg( p_enc, "successfully set input type" );
1075 /* Setup output format */
1076 memset( &dmo_type, 0, sizeof(dmo_type) );
1079 /* Enumerate output types */
1080 i = 0, i_selected = -1;
1081 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1083 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1085 msg_Dbg( p_enc, "available output codec: %4.4s",
1086 (char *)&dmo_type.subtype.Data1 );
1088 if( p_vih->bmiHeader.biCompression == p_enc->fmt_out.i_codec )
1091 DMOFreeMediaType( &dmo_type );
1094 if( i_selected < 0 )
1096 msg_Err( p_enc, "couldn't find codec: %4.4s",
1097 (char *)&p_enc->fmt_out.i_codec );
1098 return VLC_EGENERIC;
1101 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1102 ((VIDEOINFOHEADER *)dmo_type.pbFormat)->dwBitRate =
1103 p_enc->fmt_out.i_bitrate;
1105 /* Get the private data for the codec */
1108 IWMCodecPrivateData *p_privdata;
1109 VIDEOINFOHEADER *p_vih;
1110 uint8_t *p_data = 0;
1111 uint32_t i_data = 0, i_vih;
1113 i_err = p_dmo->vt->QueryInterface( (IUnknown *)p_dmo,
1114 &IID_IWMCodecPrivateData,
1115 (void **)&p_privdata );
1118 i_err = p_privdata->vt->SetPartialOutputType( p_privdata, &dmo_type );
1121 msg_Err( p_enc, "SetPartialOutputType() failed" );
1122 p_privdata->vt->Release( (IUnknown *)p_privdata );
1126 i_err = p_privdata->vt->GetPrivateData( p_privdata, NULL, &i_data );
1129 msg_Err( p_enc, "GetPrivateData() failed" );
1130 p_privdata->vt->Release( (IUnknown *)p_privdata );
1134 p_data = malloc( i_data );
1135 i_err = p_privdata->vt->GetPrivateData( p_privdata, p_data, &i_data );
1137 /* Update the media type with the private data */
1138 i_vih = dmo_type.cbFormat + i_data;
1139 p_vih = CoTaskMemAlloc( i_vih );
1140 memcpy( p_vih, dmo_type.pbFormat, dmo_type.cbFormat );
1141 memcpy( ((uint8_t *)p_vih) + dmo_type.cbFormat, p_data, i_data );
1142 DMOFreeMediaType( &dmo_type );
1143 dmo_type.pbFormat = (char*)p_vih;
1144 dmo_type.cbFormat = i_vih;
1146 msg_Dbg( p_enc, "found extra data: %i", i_data );
1147 p_enc->fmt_out.i_extra = i_data;
1148 p_enc->fmt_out.p_extra = p_data;
1152 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1154 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1155 p_enc->fmt_in.i_codec = VLC_FOURCC('I','4','2','0');
1157 DMOFreeMediaType( &dmo_type );
1160 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1161 return VLC_EGENERIC;
1164 msg_Dbg( p_enc, "successfully set output type" );
1168 /*****************************************************************************
1169 * EncoderSetAudioType: configures the input and output types of the dmo
1170 *****************************************************************************/
1171 static int EncoderSetAudioType( encoder_t *p_enc, IMediaObject *p_dmo )
1173 int i, i_selected, i_err;
1174 unsigned int i_last_byterate;
1176 DMO_MEDIA_TYPE dmo_type;
1179 /* Setup the format structure */
1180 fourcc_to_wf_tag( p_enc->fmt_out.i_codec, &i_tag );
1181 if( i_tag == 0 ) return VLC_EGENERIC;
1183 p_enc->fmt_in.i_codec = AOUT_FMT_S16_NE;
1184 p_enc->fmt_in.audio.i_bitspersample = 16;
1186 /* We first need to choose an output type from the predefined
1187 * list of choices (we cycle through the list to select the best match) */
1188 i = 0; i_selected = -1; i_last_byterate = 0;
1189 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1191 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1192 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1193 "bits per sample: %i, bitrate: %i, blockalign: %i",
1194 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1195 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1196 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1198 if( p_wf->wFormatTag == i_tag &&
1199 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1200 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1201 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1203 if( (int)p_wf->nAvgBytesPerSec <
1204 p_enc->fmt_out.i_bitrate * 110 / 800 /* + 10% */ &&
1205 p_wf->nAvgBytesPerSec > i_last_byterate )
1208 i_last_byterate = p_wf->nAvgBytesPerSec;
1209 msg_Dbg( p_enc, "selected entry %i (bitrate: %i)",
1210 i_selected, p_wf->nAvgBytesPerSec * 8 );
1214 DMOFreeMediaType( &dmo_type );
1217 if( i_selected < 0 )
1219 msg_Err( p_enc, "couldn't find a matching output" );
1220 return VLC_EGENERIC;
1223 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1224 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1226 msg_Dbg( p_enc, "selected format: %i, sample rate:%i, "
1227 "channels: %i, bits per sample: %i, bitrate: %i, blockalign: %i",
1228 (int)p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1229 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1230 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1232 p_enc->fmt_out.audio.i_rate = p_wf->nSamplesPerSec;
1233 p_enc->fmt_out.audio.i_channels = p_wf->nChannels;
1234 p_enc->fmt_out.audio.i_bitspersample = p_wf->wBitsPerSample;
1235 p_enc->fmt_out.audio.i_blockalign = p_wf->nBlockAlign;
1236 p_enc->fmt_out.i_bitrate = p_wf->nAvgBytesPerSec * 8;
1240 msg_Dbg( p_enc, "found cbSize: %i", p_wf->cbSize );
1241 p_enc->fmt_out.i_extra = p_wf->cbSize;
1242 p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
1243 memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
1246 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1247 DMOFreeMediaType( &dmo_type );
1251 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1252 return VLC_EGENERIC;
1255 msg_Dbg( p_enc, "successfully set output type" );
1257 /* Setup the input type */
1258 i = 0; i_selected = -1;
1259 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1261 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1262 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1263 "bits per sample: %i, bitrate: %i, blockalign: %i",
1264 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1265 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1266 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1268 if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
1269 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1270 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1271 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1276 DMOFreeMediaType( &dmo_type );
1279 if( i_selected < 0 )
1281 msg_Err( p_enc, "couldn't find a matching input" );
1282 return VLC_EGENERIC;
1285 p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
1286 i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
1287 DMOFreeMediaType( &dmo_type );
1290 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1291 return VLC_EGENERIC;
1293 msg_Dbg( p_enc, "successfully set input type" );
1298 /*****************************************************************************
1299 * EncOpen: open dmo codec
1300 *****************************************************************************/
1301 static int EncOpen( vlc_object_t *p_this )
1303 encoder_t *p_enc = (encoder_t*)p_this;
1304 encoder_sys_t *p_sys = NULL;
1305 IMediaObject *p_dmo = NULL;
1306 HINSTANCE hmsdmo_dll = NULL;
1309 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
1311 /* Initialize OLE/COM */
1315 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, VLC_TRUE )
1323 if( p_enc->fmt_in.i_cat == VIDEO_ES )
1325 if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1329 if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1332 /* Allocate the memory needed to store the decoder's structure */
1333 if( ( p_enc->p_sys = p_sys =
1334 (encoder_sys_t *)malloc(sizeof(encoder_sys_t)) ) == NULL )
1336 msg_Err( p_enc, "out of memory" );
1340 p_sys->hmsdmo_dll = hmsdmo_dll;
1341 p_sys->p_dmo = p_dmo;
1343 p_sys->ldt_fs = ldt_fs;
1346 /* Find out some properties of the inputput */
1348 uint32_t i_size, i_align, dum;
1350 if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
1351 msg_Err( p_enc, "GetInputSizeInfo() failed" );
1353 msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
1354 i_size, i_align, dum );
1357 /* Find out some properties of the output */
1359 uint32_t i_size, i_align;
1361 p_sys->i_min_output = 0;
1362 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
1364 msg_Err( p_enc, "GetOutputSizeInfo() failed" );
1369 msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
1371 p_sys->i_min_output = i_size;
1375 /* Set output properties */
1376 p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
1377 if( p_enc->fmt_out.i_cat == AUDIO_ES )
1378 date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
1380 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
1386 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
1387 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
1390 Restore_LDT_Keeper( ldt_fs );
1392 /* Uninitialize OLE/COM */
1396 if( p_sys ) free( p_sys );
1398 return VLC_EGENERIC;
1401 /****************************************************************************
1402 * Encode: the whole thing
1403 ****************************************************************************/
1404 static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
1406 encoder_sys_t *p_sys = p_enc->p_sys;
1408 block_t *p_chain = NULL;
1409 block_t *p_block_in;
1416 if( EncOpen( VLC_OBJECT(p_enc) ) )
1418 msg_Err( p_enc, "EncOpen failed" );
1421 p_sys = p_enc->p_sys;
1424 if( !p_data ) return NULL;
1426 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1428 /* Get picture data */
1429 int i_plane, i_line, i_width, i_src_stride;
1430 picture_t *p_pic = (picture_t *)p_data;
1433 int i_buffer = p_enc->fmt_in.video.i_width *
1434 p_enc->fmt_in.video.i_height *
1435 p_enc->fmt_in.video.i_bits_per_pixel / 8;
1437 p_block_in = block_New( p_enc, i_buffer );
1439 /* Copy picture stride by stride */
1440 p_dst = p_block_in->p_buffer;
1441 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1443 uint8_t *p_src = p_pic->p[i_plane].p_pixels;
1444 i_width = p_pic->p[i_plane].i_visible_pitch;
1445 i_src_stride = p_pic->p[i_plane].i_pitch;
1447 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
1450 p_enc->p_libvlc->pf_memcpy( p_dst, p_src, i_width );
1452 p_src += i_src_stride;
1456 i_pts = p_pic->date;
1460 aout_buffer_t *p_aout_buffer = (aout_buffer_t *)p_data;
1461 p_block_in = block_New( p_enc, p_aout_buffer->i_nb_bytes );
1462 memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
1463 p_block_in->i_buffer );
1465 i_pts = p_aout_buffer->start_date;
1468 /* Feed input to the DMO */
1469 p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, VLC_TRUE );
1470 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
1471 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
1473 p_in->vt->Release( (IUnknown *)p_in );
1474 if( i_result == S_FALSE )
1476 /* No output generated */
1478 msg_Dbg( p_enc, "ProcessInput(): no output generated "I64Fd, i_pts );
1482 else if( i_result == (int)DMO_E_NOTACCEPTING )
1484 /* Need to call ProcessOutput */
1485 msg_Dbg( p_enc, "ProcessInput(): not accepting" );
1487 else if( i_result != S_OK )
1489 msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
1494 msg_Dbg( p_enc, "ProcessInput(): success" );
1497 /* Get output from the DMO */
1500 DMO_OUTPUT_DATA_BUFFER db;
1501 block_t *p_block_out;
1502 CMediaBuffer *p_out;
1504 p_block_out = block_New( p_enc, p_sys->i_min_output );
1505 p_block_out->i_buffer = 0;
1506 p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, VLC_FALSE);
1507 memset( &db, 0, sizeof(db) );
1508 db.pBuffer = (IMediaBuffer *)p_out;
1510 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
1511 0, 1, &db, &i_status );
1513 if( i_result != S_OK )
1515 if( i_result != S_FALSE )
1516 msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
1519 msg_Dbg( p_enc, "ProcessOutput(): no output" );
1522 p_out->vt->Release( (IUnknown *)p_out );
1523 block_Release( p_block_out );
1527 if( !p_block_out->i_buffer )
1530 msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
1532 p_out->vt->Release( (IUnknown *)p_out );
1533 block_Release( p_block_out );
1537 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
1540 msg_Dbg( p_enc, "ProcessOutput(): pts: "I64Fd", "I64Fd,
1541 i_pts, db.rtTimestamp / 10 );
1543 i_pts = db.rtTimestamp / 10;
1546 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
1548 p_block_out->i_length = db.rtTimelength / 10;
1550 msg_Dbg( p_enc, "ProcessOutput(): length: "I64Fd,
1551 p_block_out->i_length );
1555 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1557 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT )
1558 p_block_out->i_flags |= BLOCK_FLAG_TYPE_I;
1560 p_block_out->i_flags |= BLOCK_FLAG_TYPE_P;
1563 p_block_out->i_dts = p_block_out->i_pts = i_pts;
1564 block_ChainAppend( &p_chain, p_block_out );
1568 /*****************************************************************************
1569 * EncoderClose: close codec
1570 *****************************************************************************/
1571 void EncoderClose( vlc_object_t *p_this )
1573 encoder_t *p_enc = (encoder_t*)p_this;
1574 encoder_sys_t *p_sys = p_enc->p_sys;
1576 if( !p_sys ) return;
1578 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
1579 FreeLibrary( p_sys->hmsdmo_dll );
1583 Restore_LDT_Keeper( p_sys->ldt_fs );
1586 /* Uninitialize OLE/COM */