1 /*****************************************************************************
2 * dmo.c : DirectMedia Object decoder module for vlc
3 *****************************************************************************
4 * Copyright (C) 2002, 2003 the VideoLAN team
7 * Author: Gildas Bazin <gbazin@videolan.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
32 #include <vlc_common.h>
33 #include <vlc_plugin.h>
34 #include <vlc_codec.h>
45 /* Need the w32dll loader from mplayer */
46 # include <wine/winerror.h>
47 # include <ldt_keeper.h>
48 # include <wine/windef.h>
51 #include <vlc_codecs.h>
58 long CoInitialize( void *pvReserved ) { VLC_UNUSED(pvReserved); return -1; }
59 void CoUninitialize( void ) { }
61 /* A few prototypes */
62 HMODULE WINAPI LoadLibraryA(LPCSTR);
63 #define LoadLibrary LoadLibraryA
64 FARPROC WINAPI GetProcAddress(HMODULE,LPCSTR);
65 int WINAPI FreeLibrary(HMODULE);
68 typedef long (STDCALL *GETCLASS) ( const GUID*, const GUID*, void** );
70 static const int pi_channels_maps[7] =
74 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
75 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
76 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
77 | AOUT_CHAN_REARRIGHT,
78 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
79 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
80 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
81 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE
84 /*****************************************************************************
86 *****************************************************************************/
87 static int DecoderOpen ( vlc_object_t * );
88 static void DecoderClose ( vlc_object_t * );
89 static void *DecodeBlock ( decoder_t *, block_t ** );
90 static void *DecoderThread( void * );
91 static int EncoderOpen ( vlc_object_t * );
92 static void EncoderClose ( vlc_object_t * );
93 static block_t *EncodeBlock( encoder_t *, void * );
95 static int EncOpen ( vlc_object_t * );
97 static int LoadDMO( vlc_object_t *, HINSTANCE *, IMediaObject **,
98 es_format_t *, bool );
99 static void CopyPicture( picture_t *, uint8_t * );
102 set_description( N_("DirectMedia Object decoder") )
103 add_shortcut( "dmo" )
104 set_capability( "decoder", 1 )
105 set_callbacks( DecoderOpen, DecoderClose )
106 set_category( CAT_INPUT )
107 set_subcategory( SUBCAT_INPUT_SCODEC )
109 # define ENC_CFG_PREFIX "sout-dmo-"
111 set_description( N_("DirectMedia Object encoder") )
112 add_shortcut( "dmo" )
113 set_capability( "encoder", 10 )
114 set_callbacks( EncoderOpen, EncoderClose )
118 /*****************************************************************************
120 *****************************************************************************/
122 /****************************************************************************
123 * Decoder descriptor declaration
124 ****************************************************************************/
127 HINSTANCE hmsdmo_dll;
141 vlc_cond_t wait_input, wait_output;
142 bool b_ready, b_works;
149 const GUID IID_IWMCodecPrivateData = {0x73f0be8e, 0x57f7, 0x4f01, {0xaa, 0x66, 0x9f, 0x57, 0x34, 0xc, 0xfe, 0xe}};
150 const GUID IID_IMediaObject = {0xd8ad0f58, 0x5494, 0x4102, {0x97, 0xc5, 0xec, 0x79, 0x8e, 0x59, 0xbc, 0xf4}};
151 const GUID IID_IMediaBuffer = {0x59eff8b9, 0x938c, 0x4a26, {0x82, 0xf2, 0x95, 0xcb, 0x84, 0xcd, 0xc8, 0x37}};
152 const GUID MEDIATYPE_Video = {0x73646976, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
153 const GUID MEDIATYPE_Audio = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
154 const GUID MEDIASUBTYPE_PCM = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
155 const GUID FORMAT_VideoInfo = {0x05589f80, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
156 const GUID FORMAT_WaveFormatEx = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
157 const GUID GUID_NULL = {0x0000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
158 const GUID MEDIASUBTYPE_I420 = {0x30323449, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
159 const GUID MEDIASUBTYPE_YV12 = {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
160 const GUID MEDIASUBTYPE_RGB24 = {0xe436eb7d, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
161 const GUID MEDIASUBTYPE_RGB565 = {0xe436eb7b, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
164 static const GUID guid_wvc1 = { 0xc9bfbccf, 0xe60e, 0x4588, { 0xa3, 0xdf, 0x5a, 0x03, 0xb1, 0xfd, 0x95, 0x85 } };
165 static const GUID guid_wmv9 = { 0x724bb6a4, 0xe526, 0x450f, { 0xaf, 0xfa, 0xab, 0x9b, 0x45, 0x12, 0x91, 0x11 } };
167 static const GUID guid_wmv = { 0x82d353df, 0x90bd, 0x4382, { 0x8b, 0xc2, 0x3f, 0x61, 0x92, 0xb7, 0x6e, 0x34 } };
168 static const GUID guid_wms = { 0x7bafb3b1, 0xd8f4, 0x4279, { 0x92, 0x53, 0x27, 0xda, 0x42, 0x31, 0x08, 0xde } };
169 static const GUID guid_wmva ={ 0x03be3ac4, 0x84b7, 0x4e0e, { 0xa7, 0x8d, 0xd3, 0x52, 0x4e, 0x60, 0x39, 0x5a } };
171 static const GUID guid_wma = { 0x874131cb, 0x4ecc, 0x443b, { 0x89, 0x48, 0x74, 0x6b, 0x89, 0x59, 0x5d, 0x20 } };
172 static const GUID guid_wma9 = { 0x27ca0808, 0x01f5, 0x4e7a, { 0x8b, 0x05, 0x87, 0xf8, 0x07, 0xa2, 0x33, 0xd1 } };
174 static const GUID guid_wmv_enc = { 0x3181343b, 0x94a2, 0x4feb, { 0xad, 0xef, 0x30, 0xa1, 0xdd, 0xe6, 0x17, 0xb4 } };
175 static const GUID guid_wmv_enc2 = { 0x96b57cdd, 0x8966, 0x410c,{ 0xbb, 0x1f, 0xc9, 0x7e, 0xea, 0x76, 0x5c, 0x04 } };
176 static const GUID guid_wma_enc = { 0x70f598e9, 0xf4ab, 0x495a, { 0x99, 0xe2, 0xa7, 0xc4, 0xd3, 0xd8, 0x9a, 0xbf } };
180 vlc_fourcc_t i_fourcc;
186 static const codec_dll decoders_table[] =
189 { VLC_FOURCC('W','V','C','1'), "wvc1dmod.dll", &guid_wvc1 },
190 { VLC_FOURCC('w','v','c','1'), "wvc1dmod.dll", &guid_wvc1 },
192 { VLC_FOURCC('W','M','V','3'), "wmv9dmod.dll", &guid_wmv9 },
193 { VLC_FOURCC('w','m','v','3'), "wmv9dmod.dll", &guid_wmv9 },
194 { VLC_FOURCC('W','M','V','P'), "wmv9dmod.dll", &guid_wmv9 },
195 { VLC_FOURCC('w','m','v','p'), "wmv9dmod.dll", &guid_wmv9 },
197 { VLC_FOURCC('W','M','V','2'), "wmvdmod.dll", &guid_wmv },
198 { VLC_FOURCC('w','m','v','2'), "wmvdmod.dll", &guid_wmv },
200 { VLC_FOURCC('W','M','V','1'), "wmvdmod.dll", &guid_wmv },
201 { VLC_FOURCC('w','m','v','1'), "wmvdmod.dll", &guid_wmv },
203 { VLC_FOURCC('M','S','S','2'), "wmsdmod.dll", &guid_wms },
204 { VLC_FOURCC('m','s','s','2'), "wmsdmod.dll", &guid_wms },
205 { VLC_FOURCC('M','S','S','1'), "wmsdmod.dll", &guid_wms },
206 { VLC_FOURCC('m','s','s','1'), "wmsdmod.dll", &guid_wms },
207 /* Windows Media Video Adv */
208 { VLC_FOURCC('W','M','V','A'), "wmvadvd.dll", &guid_wmva },
209 { VLC_FOURCC('w','m','v','a'), "wmvadvd.dll", &guid_wmva },
210 { VLC_FOURCC('W','V','P','2'), "wmvadvd.dll", &guid_wmva },
211 { VLC_FOURCC('w','v','p','2'), "wmvadvd.dll", &guid_wmva },
214 { VLC_FOURCC('W','M','A','3'), "wma9dmod.dll", &guid_wma9 },
215 { VLC_FOURCC('w','m','a','3'), "wma9dmod.dll", &guid_wma9 },
216 { VLC_FOURCC('W','M','A','P'), "wma9dmod.dll", &guid_wma9 },
217 { VLC_FOURCC('w','m','a','p'), "wma9dmod.dll", &guid_wma9 },
218 { VLC_FOURCC('W','M','A','L'), "wma9dmod.dll", &guid_wma9 },
219 { VLC_FOURCC('w','m','a','l'), "wma9dmod.dll", &guid_wma9 },
221 { VLC_FOURCC('W','M','A','2'), "wma9dmod.dll", &guid_wma9 },
222 { VLC_FOURCC('w','m','a','2'), "wma9dmod.dll", &guid_wma9 },
225 { VLC_FOURCC('W','M','A','S'), "wmspdmod.dll", &guid_wma },
226 { VLC_FOURCC('w','m','a','s'), "wmspdmod.dll", &guid_wma },
232 static const codec_dll encoders_table[] =
235 { VLC_FOURCC('W','M','V','3'), "wmvdmoe2.dll", &guid_wmv_enc2 },
236 { VLC_FOURCC('w','m','v','3'), "wmvdmoe2.dll", &guid_wmv_enc2 },
238 { VLC_FOURCC('W','M','V','2'), "wmvdmoe2.dll", &guid_wmv_enc2 },
239 { VLC_FOURCC('w','m','v','2'), "wmvdmoe2.dll", &guid_wmv_enc2 },
241 { VLC_FOURCC('W','M','V','1'), "wmvdmoe2.dll", &guid_wmv_enc2 },
242 { VLC_FOURCC('w','m','v','1'), "wmvdmoe2.dll", &guid_wmv_enc2 },
245 { VLC_FOURCC('W','M','A','3'), "wmadmoe.dll", &guid_wma_enc },
246 { VLC_FOURCC('w','m','a','3'), "wmadmoe.dll", &guid_wma_enc },
248 { VLC_FOURCC('W','M','A','2'), "wmadmoe.dll", &guid_wma_enc },
249 { VLC_FOURCC('w','m','a','2'), "wmadmoe.dll", &guid_wma_enc },
255 static void WINAPI DMOFreeMediaType( DMO_MEDIA_TYPE *mt )
257 if( mt->cbFormat != 0 ) CoTaskMemFree( (PVOID)mt->pbFormat );
258 if( mt->pUnk != NULL ) mt->pUnk->vt->Release( (IUnknown *)mt->pUnk );
264 /*****************************************************************************
265 * DecoderOpen: open dmo codec
266 *****************************************************************************/
267 static int DecoderOpen( vlc_object_t *p_this )
269 decoder_t *p_dec = (decoder_t*)p_this;
270 decoder_sys_t *p_sys;
272 /* We can't open it now, because of ldt_keeper or something
273 * Open/Decode/Close has to be done in the same thread */
275 /* Probe if we support it */
276 for( unsigned i = 0; decoders_table[i].i_fourcc != 0; i++ )
278 if( decoders_table[i].i_fourcc == p_dec->fmt_in.i_codec )
280 msg_Dbg( p_dec, "DMO codec for %4.4s may work with dll=%s",
281 (char*)&p_dec->fmt_in.i_codec,
282 decoders_table[i].psz_dll );
289 p_sys = p_dec->p_sys = malloc(sizeof(*p_sys));
294 p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))
296 p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))
299 vlc_mutex_init( &p_sys->lock );
300 vlc_cond_init( &p_sys->wait_input );
301 vlc_cond_init( &p_sys->wait_output );
303 p_sys->b_ready = false;
304 p_sys->pp_input = NULL;
305 TAB_INIT( p_sys->i_output, p_sys->pp_output );
307 if( vlc_clone( &p_sys->thread, DecoderThread, p_dec,
308 VLC_THREAD_PRIORITY_INPUT ) )
311 vlc_mutex_lock( &p_sys->lock );
312 while( !p_sys->b_ready )
313 vlc_cond_wait( &p_sys->wait_output, &p_sys->lock );
314 vlc_mutex_unlock( &p_sys->lock );
319 vlc_join( p_sys->thread, NULL );
321 vlc_cond_destroy( &p_sys->wait_input );
322 vlc_cond_destroy( &p_sys->wait_output );
323 vlc_mutex_destroy( &p_sys->lock );
328 /*****************************************************************************
329 * DecoderClose: close codec
330 *****************************************************************************/
331 static void DecoderClose( vlc_object_t *p_this )
333 decoder_t *p_dec = (decoder_t*)p_this;
334 decoder_sys_t *p_sys = p_dec->p_sys;
336 vlc_mutex_lock( &p_sys->lock );
337 p_sys->b_ready = false;
338 vlc_cond_signal( &p_sys->wait_input );
339 vlc_mutex_unlock( &p_sys->lock );
341 vlc_join( p_sys->thread, NULL );
342 TAB_CLEAN( p_sys->i_output, p_sys->pp_output );
343 vlc_cond_destroy( &p_sys->wait_input );
344 vlc_cond_destroy( &p_sys->wait_output );
345 vlc_mutex_destroy( &p_sys->lock );
349 static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
351 decoder_sys_t *p_sys = p_dec->p_sys;
354 vlc_mutex_lock( &p_sys->lock );
355 if( p_sys->i_output <= 0 )
357 p_sys->pp_input = pp_block;
358 vlc_cond_signal( &p_sys->wait_input );
360 while( p_sys->pp_input )
361 vlc_cond_wait( &p_sys->wait_output, &p_sys->lock );
365 if( p_sys->i_output > 0 )
367 p_ret = p_sys->pp_output[0];
368 TAB_REMOVE( p_sys->i_output, p_sys->pp_output, p_ret );
371 vlc_mutex_unlock( &p_sys->lock );
376 /*****************************************************************************
377 * DecOpen: open dmo codec
378 *****************************************************************************/
379 static int DecOpen( decoder_t *p_dec )
381 decoder_sys_t *p_sys = p_dec->p_sys;
383 DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;
384 IMediaObject *p_dmo = NULL;
385 HINSTANCE hmsdmo_dll = NULL;
387 VIDEOINFOHEADER *p_vih = NULL;
388 WAVEFORMATEX *p_wf = NULL;
391 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
393 /* Initialize OLE/COM */
397 if( LoadDMO( VLC_OBJECT(p_dec), &hmsdmo_dll, &p_dmo, &p_dec->fmt_in, false )
405 /* Setup input format */
406 memset( &dmo_input_type, 0, sizeof(dmo_input_type) );
407 dmo_input_type.pUnk = 0;
409 if( p_dec->fmt_in.i_cat == AUDIO_ES )
412 int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;
413 p_wf = malloc( i_size );
415 memset( p_wf, 0, sizeof(WAVEFORMATEX) );
416 if( p_dec->fmt_in.i_extra )
417 memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
419 dmo_input_type.majortype = MEDIATYPE_Audio;
420 dmo_input_type.subtype = dmo_input_type.majortype;
421 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
422 fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
423 if( i_tag ) dmo_input_type.subtype.Data1 = i_tag;
425 p_wf->wFormatTag = dmo_input_type.subtype.Data1;
426 p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
427 p_wf->nChannels = p_dec->fmt_in.audio.i_channels;
428 p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;
429 p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;
430 p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;
431 p_wf->cbSize = p_dec->fmt_in.i_extra;
433 dmo_input_type.formattype = FORMAT_WaveFormatEx;
434 dmo_input_type.cbFormat = i_size;
435 dmo_input_type.pbFormat = (char *)p_wf;
436 dmo_input_type.bFixedSizeSamples = 1;
437 dmo_input_type.bTemporalCompression = 0;
438 dmo_input_type.lSampleSize = p_wf->nBlockAlign;
442 BITMAPINFOHEADER *p_bih;
444 int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;
445 p_vih = malloc( i_size );
447 memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );
448 if( p_dec->fmt_in.i_extra )
449 memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
451 p_bih = &p_vih->bmiHeader;
452 p_bih->biCompression = p_dec->fmt_in.i_codec;
453 p_bih->biWidth = p_dec->fmt_in.video.i_width;
454 p_bih->biHeight = p_dec->fmt_in.video.i_height;
455 p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;
457 p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +
458 sizeof(BITMAPINFOHEADER);
460 p_vih->rcSource.left = p_vih->rcSource.top = 0;
461 p_vih->rcSource.right = p_dec->fmt_in.video.i_width;
462 p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;
463 p_vih->rcTarget = p_vih->rcSource;
465 dmo_input_type.majortype = MEDIATYPE_Video;
466 dmo_input_type.subtype = dmo_input_type.majortype;
467 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
468 dmo_input_type.formattype = FORMAT_VideoInfo;
469 dmo_input_type.bFixedSizeSamples = 0;
470 dmo_input_type.bTemporalCompression = 1;
471 dmo_input_type.cbFormat = i_size;
472 dmo_input_type.pbFormat = (char *)p_vih;
475 if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )
477 msg_Err( p_dec, "can't set DMO input type" );
480 msg_Dbg( p_dec, "DMO input type set" );
482 /* Setup output format */
483 memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
484 dmo_output_type.pUnk = 0;
486 if( p_dec->fmt_in.i_cat == AUDIO_ES )
488 /* Setup the format */
489 p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;
490 p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;
491 p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;
492 p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16
493 p_dec->fmt_out.audio.i_physical_channels =
494 p_dec->fmt_out.audio.i_original_channels =
495 pi_channels_maps[p_dec->fmt_out.audio.i_channels];
497 p_wf->wFormatTag = WAVE_FORMAT_PCM;
498 p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;
499 p_wf->nChannels = p_dec->fmt_out.audio.i_channels;
500 p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;
502 p_wf->wBitsPerSample / 8 * p_wf->nChannels;
503 p_wf->nAvgBytesPerSec =
504 p_wf->nSamplesPerSec * p_wf->nBlockAlign;
507 dmo_output_type.majortype = MEDIATYPE_Audio;
508 dmo_output_type.formattype = FORMAT_WaveFormatEx;
509 dmo_output_type.subtype = MEDIASUBTYPE_PCM;
510 dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);
511 dmo_output_type.pbFormat = (char *)p_wf;
512 dmo_output_type.bFixedSizeSamples = 1;
513 dmo_output_type.bTemporalCompression = 0;
514 dmo_output_type.lSampleSize = p_wf->nBlockAlign;
518 BITMAPINFOHEADER *p_bih;
520 unsigned i_chroma = VLC_FOURCC('Y','U','Y','2');
521 int i_planes = 1, i_bpp = 16;
524 /* Find out which chroma to use */
525 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
527 if( mt.subtype.Data1 == VLC_FOURCC('Y','V','1','2') )
529 i_chroma = mt.subtype.Data1;
530 i_planes = 3; i_bpp = 12;
533 DMOFreeMediaType( &mt );
536 p_dec->fmt_out.i_codec = i_chroma == VLC_FOURCC('Y','V','1','2') ?
537 VLC_FOURCC('I','4','2','0') : i_chroma;
538 p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
539 p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height;
540 p_dec->fmt_out.video.i_bits_per_pixel = i_bpp;
542 /* If an aspect-ratio was specified in the input format then force it */
543 if( p_dec->fmt_in.video.i_aspect )
545 p_dec->fmt_out.video.i_aspect = p_dec->fmt_in.video.i_aspect;
549 p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR *
550 p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height;
553 p_bih = &p_vih->bmiHeader;
554 p_bih->biCompression = i_chroma;
555 p_bih->biHeight *= -1;
556 p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;
557 p_bih->biSizeImage = p_dec->fmt_in.video.i_width *
558 p_dec->fmt_in.video.i_height *
559 (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;
561 p_bih->biPlanes = i_planes;
562 p_bih->biSize = sizeof(BITMAPINFOHEADER);
564 dmo_output_type.majortype = MEDIATYPE_Video;
565 dmo_output_type.formattype = FORMAT_VideoInfo;
566 dmo_output_type.subtype = dmo_output_type.majortype;
567 dmo_output_type.subtype.Data1 = p_bih->biCompression;
568 dmo_output_type.bFixedSizeSamples = true;
569 dmo_output_type.bTemporalCompression = 0;
570 dmo_output_type.lSampleSize = p_bih->biSizeImage;
571 dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);
572 dmo_output_type.pbFormat = (char *)p_vih;
576 /* Enumerate output types */
577 if( p_dec->fmt_in.i_cat == VIDEO_ES )
582 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
584 msg_Dbg( p_dec, "available output chroma: %4.4s",
585 (char *)&mt.subtype.Data1 );
586 DMOFreeMediaType( &mt );
591 if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )
593 msg_Err( p_dec, "can't set DMO output type" );
596 msg_Dbg( p_dec, "DMO output type set" );
598 /* Allocate the memory needed to store the decoder's structure */
599 p_sys->hmsdmo_dll = hmsdmo_dll;
600 p_sys->p_dmo = p_dmo;
602 p_sys->ldt_fs = ldt_fs;
605 /* Find out some properties of the output */
607 uint32_t i_size, i_align;
609 p_sys->i_min_output = 0;
610 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
612 msg_Err( p_dec, "GetOutputSizeInfo() failed" );
617 msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
619 p_sys->i_min_output = i_size;
620 p_sys->p_buffer = malloc( i_size );
621 if( !p_sys->p_buffer ) goto error;
625 /* Set output properties */
626 p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
627 if( p_dec->fmt_out.i_cat == AUDIO_ES )
628 date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
630 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
635 vlc_mutex_lock( &p_sys->lock );
637 p_sys->b_works = true;
638 vlc_cond_signal( &p_sys->wait_output );
639 vlc_mutex_unlock( &p_sys->lock );
645 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
646 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
649 Restore_LDT_Keeper( ldt_fs );
651 /* Uninitialize OLE/COM */
658 vlc_mutex_lock( &p_sys->lock );
659 p_sys->b_ready = true;
660 vlc_cond_signal( &p_sys->wait_output );
661 vlc_mutex_unlock( &p_sys->lock );
665 /*****************************************************************************
666 * LoadDMO: Load the DMO object
667 *****************************************************************************/
668 static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
669 IMediaObject **pp_dmo, es_format_t *p_fmt,
672 DMO_PARTIAL_MEDIATYPE dmo_partial_type;
676 long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
677 const DMO_PARTIAL_MEDIATYPE *,
678 uint32_t, const DMO_PARTIAL_MEDIATYPE *,
681 IEnumDMO *p_enum_dmo = NULL;
688 IClassFactory *cFactory = NULL;
689 IUnknown *cObject = NULL;
690 const codec_dll *codecs_table = b_out ? encoders_table : decoders_table;
693 /* Look for a DMO which can handle the requested codec */
694 if( p_fmt->i_cat == AUDIO_ES )
697 dmo_partial_type.type = MEDIATYPE_Audio;
698 dmo_partial_type.subtype = dmo_partial_type.type;
699 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
700 fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
701 if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
705 dmo_partial_type.type = MEDIATYPE_Video;
706 dmo_partial_type.subtype = dmo_partial_type.type;
707 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
712 *p_hmsdmo_dll = LoadLibrary( "msdmo.dll" );
713 if( *p_hmsdmo_dll == NULL )
715 msg_Dbg( p_this, "failed loading msdmo.dll" );
718 OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
719 if( OurDMOEnum == NULL )
721 msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
722 FreeLibrary( *p_hmsdmo_dll );
728 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
729 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
733 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
734 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
738 FreeLibrary( *p_hmsdmo_dll );
739 /* return VLC_EGENERIC; */
740 /* Try loading the dll directly */
744 /* Pickup the first available codec */
746 while( ( S_OK == p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
747 &psz_dmo_name, &i_dummy /* NULL doesn't work */ ) ) )
749 char psz_temp[MAX_PATH];
750 wcstombs( psz_temp, psz_dmo_name, MAX_PATH );
751 msg_Dbg( p_this, "found DMO: %s", psz_temp );
752 CoTaskMemFree( psz_dmo_name );
755 if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
756 &IID_IMediaObject, (void **)pp_dmo ) )
758 msg_Warn( p_this, "can't create DMO: %s", psz_temp );
764 p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );
768 FreeLibrary( *p_hmsdmo_dll );
769 /* return VLC_EGENERIC; */
770 /* Try loading the dll directly */
779 for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
781 if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
784 if( codecs_table[i_codec].i_fourcc == 0 )
785 return VLC_EGENERIC; /* Can't happen */
787 *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
788 if( *p_hmsdmo_dll == NULL )
790 msg_Dbg( p_this, "failed loading '%s'",
791 codecs_table[i_codec].psz_dll );
795 GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
798 msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
799 FreeLibrary( *p_hmsdmo_dll );
803 i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory,
805 if( i_err || cFactory == NULL )
807 msg_Dbg( p_this, "no such class object" );
808 FreeLibrary( *p_hmsdmo_dll );
812 i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown,
814 cFactory->vt->Release( (IUnknown*)cFactory );
815 if( i_err || !cObject )
817 msg_Dbg( p_this, "class factory failure" );
818 FreeLibrary( *p_hmsdmo_dll );
821 i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject,
823 cObject->vt->Release( (IUnknown*)cObject );
824 if( i_err || !*pp_dmo )
826 msg_Dbg( p_this, "QueryInterface failure" );
827 FreeLibrary( *p_hmsdmo_dll );
834 static void DecClose( decoder_t *p_dec )
836 decoder_sys_t *p_sys = p_dec->p_sys;
838 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
839 FreeLibrary( p_sys->hmsdmo_dll );
843 Restore_LDT_Keeper( p_sys->ldt_fs );
846 /* Uninitialize OLE/COM */
850 free( p_sys->p_buffer );
853 /****************************************************************************
854 * DecodeBlock: the whole thing
855 ****************************************************************************
856 * This function must be fed with packets.
857 ****************************************************************************/
858 static void *DecBlock( decoder_t *p_dec, block_t **pp_block )
860 decoder_sys_t *p_sys = p_dec->p_sys;
864 DMO_OUTPUT_DATA_BUFFER db;
869 if( !pp_block ) return NULL;
873 /* Won't work with streams with B-frames, but do we have any ? */
874 if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;
876 /* Date management */
877 if( p_block && p_block->i_pts > 0 &&
878 p_block->i_pts != date_Get( &p_sys->end_date ) )
880 date_Set( &p_sys->end_date, p_block->i_pts );
883 #if 0 /* Breaks the video decoding */
884 if( !date_Get( &p_sys->end_date ) )
886 /* We've just started the stream, wait for the first PTS. */
887 if( p_block ) block_Release( p_block );
892 /* Feed input to the DMO */
893 if( p_block && p_block->i_buffer )
897 p_in = CMediaBufferCreate( p_block, p_block->i_buffer, true );
899 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
900 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
903 p_in->vt->Release( (IUnknown *)p_in );
905 if( i_result == S_FALSE )
907 /* No output generated */
909 msg_Dbg( p_dec, "ProcessInput(): no output generated" );
913 else if( i_result == (int)DMO_E_NOTACCEPTING )
915 /* Need to call ProcessOutput */
916 msg_Dbg( p_dec, "ProcessInput(): not accepting" );
918 else if( i_result != S_OK )
920 msg_Dbg( p_dec, "ProcessInput(): failed" );
925 //msg_Dbg( p_dec, "ProcessInput(): successful" );
929 else if( p_block && !p_block->i_buffer )
931 block_Release( p_block );
935 /* Get output from the DMO */
936 block_out.p_buffer = p_sys->p_buffer;
937 block_out.i_buffer = 0;
939 p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, false );
940 memset( &db, 0, sizeof(db) );
941 db.pBuffer = (IMediaBuffer *)p_out;
943 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
944 DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
947 if( i_result != S_OK )
949 if( i_result != S_FALSE )
950 msg_Dbg( p_dec, "ProcessOutput(): failed" );
953 msg_Dbg( p_dec, "ProcessOutput(): no output" );
956 p_out->vt->Release( (IUnknown *)p_out );
961 msg_Dbg( p_dec, "ProcessOutput(): success" );
964 if( !block_out.i_buffer )
967 msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
969 p_out->vt->Release( (IUnknown *)p_out );
973 if( p_dec->fmt_out.i_cat == VIDEO_ES )
975 /* Get a new picture */
976 picture_t *p_pic = decoder_NewPicture( p_dec );
977 if( !p_pic ) return NULL;
979 CopyPicture( p_pic, block_out.p_buffer );
981 /* Date management */
982 p_pic->date = date_Get( &p_sys->end_date );
983 date_Increment( &p_sys->end_date, 1 );
985 p_out->vt->Release( (IUnknown *)p_out );
991 aout_buffer_t *p_aout_buffer;
992 int i_samples = block_out.i_buffer /
993 ( p_dec->fmt_out.audio.i_bitspersample *
994 p_dec->fmt_out.audio.i_channels / 8 );
996 p_aout_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
999 memcpy( p_aout_buffer->p_buffer,
1000 block_out.p_buffer, block_out.i_buffer );
1001 /* Date management */
1002 p_aout_buffer->start_date = date_Get( &p_sys->end_date );
1003 p_aout_buffer->end_date =
1004 date_Increment( &p_sys->end_date, i_samples );
1006 p_out->vt->Release( (IUnknown *)p_out );
1008 return p_aout_buffer;
1014 static void CopyPicture( picture_t *p_pic, uint8_t *p_in )
1016 int i_plane, i_line, i_width, i_dst_stride;
1017 uint8_t *p_dst, *p_src = p_in;
1019 p_dst = p_pic->p[1].p_pixels;
1020 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
1021 p_pic->p[2].p_pixels = p_dst;
1023 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1025 p_dst = p_pic->p[i_plane].p_pixels;
1026 i_width = p_pic->p[i_plane].i_visible_pitch;
1027 i_dst_stride = p_pic->p[i_plane].i_pitch;
1029 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines; i_line++ )
1031 vlc_memcpy( p_dst, p_src, i_width );
1033 p_dst += i_dst_stride;
1037 p_dst = p_pic->p[1].p_pixels;
1038 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
1039 p_pic->p[2].p_pixels = p_dst;
1042 static void *DecoderThread( void *data )
1044 decoder_t *p_dec = data;
1045 decoder_sys_t *p_sys = p_dec->p_sys;
1047 if( DecOpen( p_dec ) )
1048 return NULL; /* failed */
1050 vlc_mutex_lock( &p_sys->lock );
1053 while( p_sys->b_ready && !p_sys->pp_input )
1054 vlc_cond_wait( &p_sys->wait_input, &p_sys->lock );
1055 if( !p_sys->b_ready )
1060 void *p_output = DecBlock( p_dec, p_sys->pp_input );
1063 TAB_APPEND( p_sys->i_output, p_sys->pp_output, p_output );
1065 p_sys->pp_input = NULL;
1066 vlc_cond_signal( &p_sys->wait_output );
1068 vlc_mutex_unlock( &p_sys->lock );
1075 /****************************************************************************
1076 * Encoder descriptor declaration
1077 ****************************************************************************/
1078 struct encoder_sys_t
1080 HINSTANCE hmsdmo_dll;
1081 IMediaObject *p_dmo;
1092 /*****************************************************************************
1093 * EncoderOpen: open dmo codec
1094 *****************************************************************************/
1095 static int EncoderOpen( vlc_object_t *p_this )
1097 encoder_t *p_enc = (encoder_t*)p_this;
1099 int i_ret = EncOpen( p_this );
1100 if( i_ret != VLC_SUCCESS ) return i_ret;
1103 p_enc->pf_encode_video = (block_t *(*)(encoder_t *, picture_t *))
1105 p_enc->pf_encode_audio = (block_t *(*)(encoder_t *, aout_buffer_t *))
1111 /*****************************************************************************
1112 * EncoderSetVideoType: configures the input and output types of the dmo
1113 *****************************************************************************/
1114 static int EncoderSetVideoType( encoder_t *p_enc, IMediaObject *p_dmo )
1116 int i, i_selected, i_err;
1117 DMO_MEDIA_TYPE dmo_type;
1118 VIDEOINFOHEADER vih, *p_vih;
1119 BITMAPINFOHEADER *p_bih;
1122 p_enc->fmt_in.video.i_bits_per_pixel =
1123 p_enc->fmt_out.video.i_bits_per_pixel = 12;
1125 /* Enumerate input format (for debug output) */
1127 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1129 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1131 msg_Dbg( p_enc, "available input chroma: %4.4s",
1132 (char *)&dmo_type.subtype.Data1 );
1133 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB565, 16 ) )
1134 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB565" );
1135 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB24, 16 ) )
1136 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB24" );
1138 DMOFreeMediaType( &dmo_type );
1141 /* Setup input format */
1142 memset( &dmo_type, 0, sizeof(dmo_type) );
1143 memset( &vih, 0, sizeof(VIDEOINFOHEADER) );
1145 p_bih = &vih.bmiHeader;
1146 p_bih->biCompression = VLC_FOURCC('I','4','2','0');
1147 p_bih->biWidth = p_enc->fmt_in.video.i_width;
1148 p_bih->biHeight = p_enc->fmt_in.video.i_height;
1149 p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
1150 p_bih->biSizeImage = p_enc->fmt_in.video.i_width *
1151 p_enc->fmt_in.video.i_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
1152 p_bih->biPlanes = 3;
1153 p_bih->biSize = sizeof(BITMAPINFOHEADER);
1155 vih.rcSource.left = vih.rcSource.top = 0;
1156 vih.rcSource.right = p_enc->fmt_in.video.i_width;
1157 vih.rcSource.bottom = p_enc->fmt_in.video.i_height;
1158 vih.rcTarget = vih.rcSource;
1160 vih.AvgTimePerFrame = INT64_C(10000000) / 25; //FIXME
1162 dmo_type.majortype = MEDIATYPE_Video;
1163 //dmo_type.subtype = MEDIASUBTYPE_RGB24;
1164 dmo_type.subtype = MEDIASUBTYPE_I420;
1165 //dmo_type.subtype.Data1 = p_bih->biCompression;
1166 dmo_type.formattype = FORMAT_VideoInfo;
1167 dmo_type.bFixedSizeSamples = TRUE;
1168 dmo_type.bTemporalCompression = FALSE;
1169 dmo_type.lSampleSize = p_bih->biSizeImage;
1170 dmo_type.cbFormat = sizeof(VIDEOINFOHEADER);
1171 dmo_type.pbFormat = (char *)&vih;
1173 if( ( i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 ) ) )
1175 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1176 return VLC_EGENERIC;
1179 msg_Dbg( p_enc, "successfully set input type" );
1181 /* Setup output format */
1182 memset( &dmo_type, 0, sizeof(dmo_type) );
1185 /* Enumerate output types */
1186 i = 0, i_selected = -1;
1187 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1189 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1191 msg_Dbg( p_enc, "available output codec: %4.4s",
1192 (char *)&dmo_type.subtype.Data1 );
1194 if( p_vih->bmiHeader.biCompression == p_enc->fmt_out.i_codec )
1197 DMOFreeMediaType( &dmo_type );
1200 if( i_selected < 0 )
1202 msg_Err( p_enc, "couldn't find codec: %4.4s",
1203 (char *)&p_enc->fmt_out.i_codec );
1204 return VLC_EGENERIC;
1207 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1208 ((VIDEOINFOHEADER *)dmo_type.pbFormat)->dwBitRate =
1209 p_enc->fmt_out.i_bitrate;
1211 /* Get the private data for the codec */
1214 IWMCodecPrivateData *p_privdata;
1215 VIDEOINFOHEADER *p_vih;
1216 uint8_t *p_data = 0;
1217 uint32_t i_data = 0, i_vih;
1219 i_err = p_dmo->vt->QueryInterface( (IUnknown *)p_dmo,
1220 &IID_IWMCodecPrivateData,
1221 (void **)&p_privdata );
1224 i_err = p_privdata->vt->SetPartialOutputType( p_privdata, &dmo_type );
1227 msg_Err( p_enc, "SetPartialOutputType() failed" );
1228 p_privdata->vt->Release( (IUnknown *)p_privdata );
1232 i_err = p_privdata->vt->GetPrivateData( p_privdata, NULL, &i_data );
1235 msg_Err( p_enc, "GetPrivateData() failed" );
1236 p_privdata->vt->Release( (IUnknown *)p_privdata );
1240 p_data = malloc( i_data );
1241 i_err = p_privdata->vt->GetPrivateData( p_privdata, p_data, &i_data );
1243 /* Update the media type with the private data */
1244 i_vih = dmo_type.cbFormat + i_data;
1245 p_vih = CoTaskMemAlloc( i_vih );
1246 memcpy( p_vih, dmo_type.pbFormat, dmo_type.cbFormat );
1247 memcpy( ((uint8_t *)p_vih) + dmo_type.cbFormat, p_data, i_data );
1248 DMOFreeMediaType( &dmo_type );
1249 dmo_type.pbFormat = (char*)p_vih;
1250 dmo_type.cbFormat = i_vih;
1252 msg_Dbg( p_enc, "found extra data: %i", i_data );
1253 p_enc->fmt_out.i_extra = i_data;
1254 p_enc->fmt_out.p_extra = p_data;
1258 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1260 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1261 p_enc->fmt_in.i_codec = VLC_FOURCC('I','4','2','0');
1263 DMOFreeMediaType( &dmo_type );
1266 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1267 return VLC_EGENERIC;
1270 msg_Dbg( p_enc, "successfully set output type" );
1274 /*****************************************************************************
1275 * EncoderSetAudioType: configures the input and output types of the dmo
1276 *****************************************************************************/
1277 static int EncoderSetAudioType( encoder_t *p_enc, IMediaObject *p_dmo )
1279 int i, i_selected, i_err;
1280 unsigned int i_last_byterate;
1282 DMO_MEDIA_TYPE dmo_type;
1285 /* Setup the format structure */
1286 fourcc_to_wf_tag( p_enc->fmt_out.i_codec, &i_tag );
1287 if( i_tag == 0 ) return VLC_EGENERIC;
1289 p_enc->fmt_in.i_codec = AOUT_FMT_S16_NE;
1290 p_enc->fmt_in.audio.i_bitspersample = 16;
1292 /* We first need to choose an output type from the predefined
1293 * list of choices (we cycle through the list to select the best match) */
1294 i = 0; i_selected = -1; i_last_byterate = 0;
1295 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1297 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1298 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1299 "bits per sample: %i, bitrate: %i, blockalign: %i",
1300 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1301 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1302 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1304 if( p_wf->wFormatTag == i_tag &&
1305 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1306 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1307 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1309 if( p_wf->nAvgBytesPerSec <
1310 p_enc->fmt_out.i_bitrate * 110 / 800 /* + 10% */ &&
1311 p_wf->nAvgBytesPerSec > i_last_byterate )
1314 i_last_byterate = p_wf->nAvgBytesPerSec;
1315 msg_Dbg( p_enc, "selected entry %i (bitrate: %i)",
1316 i_selected, p_wf->nAvgBytesPerSec * 8 );
1320 DMOFreeMediaType( &dmo_type );
1323 if( i_selected < 0 )
1325 msg_Err( p_enc, "couldn't find a matching output" );
1326 return VLC_EGENERIC;
1329 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1330 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1332 msg_Dbg( p_enc, "selected format: %i, sample rate:%i, "
1333 "channels: %i, bits per sample: %i, bitrate: %i, blockalign: %i",
1334 (int)p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1335 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1336 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1338 p_enc->fmt_out.audio.i_rate = p_wf->nSamplesPerSec;
1339 p_enc->fmt_out.audio.i_channels = p_wf->nChannels;
1340 p_enc->fmt_out.audio.i_bitspersample = p_wf->wBitsPerSample;
1341 p_enc->fmt_out.audio.i_blockalign = p_wf->nBlockAlign;
1342 p_enc->fmt_out.i_bitrate = p_wf->nAvgBytesPerSec * 8;
1346 msg_Dbg( p_enc, "found cbSize: %i", p_wf->cbSize );
1347 p_enc->fmt_out.i_extra = p_wf->cbSize;
1348 p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
1349 memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
1352 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1353 DMOFreeMediaType( &dmo_type );
1357 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1358 return VLC_EGENERIC;
1361 msg_Dbg( p_enc, "successfully set output type" );
1363 /* Setup the input type */
1364 i = 0; i_selected = -1;
1365 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1367 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1368 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1369 "bits per sample: %i, bitrate: %i, blockalign: %i",
1370 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1371 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1372 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1374 if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
1375 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1376 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1377 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1382 DMOFreeMediaType( &dmo_type );
1385 if( i_selected < 0 )
1387 msg_Err( p_enc, "couldn't find a matching input" );
1388 return VLC_EGENERIC;
1391 p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
1392 i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
1393 DMOFreeMediaType( &dmo_type );
1396 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1397 return VLC_EGENERIC;
1399 msg_Dbg( p_enc, "successfully set input type" );
1404 /*****************************************************************************
1405 * EncOpen: open dmo codec
1406 *****************************************************************************/
1407 static int EncOpen( vlc_object_t *p_this )
1409 encoder_t *p_enc = (encoder_t*)p_this;
1410 encoder_sys_t *p_sys = NULL;
1411 IMediaObject *p_dmo = NULL;
1412 HINSTANCE hmsdmo_dll = NULL;
1415 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
1417 /* Initialize OLE/COM */
1421 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, true )
1429 if( p_enc->fmt_in.i_cat == VIDEO_ES )
1431 if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1435 if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1438 /* Allocate the memory needed to store the decoder's structure */
1439 if( ( p_enc->p_sys = p_sys = malloc(sizeof(*p_sys)) ) == NULL )
1444 p_sys->hmsdmo_dll = hmsdmo_dll;
1445 p_sys->p_dmo = p_dmo;
1447 p_sys->ldt_fs = ldt_fs;
1450 /* Find out some properties of the inputput */
1452 uint32_t i_size, i_align, dum;
1454 if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
1455 msg_Err( p_enc, "GetInputSizeInfo() failed" );
1457 msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
1458 i_size, i_align, dum );
1461 /* Find out some properties of the output */
1463 uint32_t i_size, i_align;
1465 p_sys->i_min_output = 0;
1466 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
1468 msg_Err( p_enc, "GetOutputSizeInfo() failed" );
1473 msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
1475 p_sys->i_min_output = i_size;
1479 /* Set output properties */
1480 p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
1481 if( p_enc->fmt_out.i_cat == AUDIO_ES )
1482 date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
1484 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
1490 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
1491 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
1494 Restore_LDT_Keeper( ldt_fs );
1496 /* Uninitialize OLE/COM */
1502 return VLC_EGENERIC;
1505 /****************************************************************************
1506 * Encode: the whole thing
1507 ****************************************************************************/
1508 static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
1510 encoder_sys_t *p_sys = p_enc->p_sys;
1512 block_t *p_chain = NULL;
1513 block_t *p_block_in;
1518 if( !p_data ) return NULL;
1520 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1522 /* Get picture data */
1523 int i_plane, i_line, i_width, i_src_stride;
1524 picture_t *p_pic = (picture_t *)p_data;
1527 int i_buffer = p_enc->fmt_in.video.i_width *
1528 p_enc->fmt_in.video.i_height *
1529 p_enc->fmt_in.video.i_bits_per_pixel / 8;
1531 p_block_in = block_New( p_enc, i_buffer );
1533 /* Copy picture stride by stride */
1534 p_dst = p_block_in->p_buffer;
1535 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1537 uint8_t *p_src = p_pic->p[i_plane].p_pixels;
1538 i_width = p_pic->p[i_plane].i_visible_pitch;
1539 i_src_stride = p_pic->p[i_plane].i_pitch;
1541 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
1544 vlc_memcpy( p_dst, p_src, i_width );
1546 p_src += i_src_stride;
1550 i_pts = p_pic->date;
1554 aout_buffer_t *p_aout_buffer = (aout_buffer_t *)p_data;
1555 p_block_in = block_New( p_enc, p_aout_buffer->i_nb_bytes );
1556 memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
1557 p_block_in->i_buffer );
1559 i_pts = p_aout_buffer->start_date;
1562 /* Feed input to the DMO */
1563 p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, true );
1564 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
1565 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
1567 p_in->vt->Release( (IUnknown *)p_in );
1568 if( i_result == S_FALSE )
1570 /* No output generated */
1572 msg_Dbg( p_enc, "ProcessInput(): no output generated %"PRId64, i_pts );
1576 else if( i_result == (int)DMO_E_NOTACCEPTING )
1578 /* Need to call ProcessOutput */
1579 msg_Dbg( p_enc, "ProcessInput(): not accepting" );
1581 else if( i_result != S_OK )
1583 msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
1588 msg_Dbg( p_enc, "ProcessInput(): success" );
1591 /* Get output from the DMO */
1594 DMO_OUTPUT_DATA_BUFFER db;
1595 block_t *p_block_out;
1596 CMediaBuffer *p_out;
1598 p_block_out = block_New( p_enc, p_sys->i_min_output );
1599 p_block_out->i_buffer = 0;
1600 p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, false);
1601 memset( &db, 0, sizeof(db) );
1602 db.pBuffer = (IMediaBuffer *)p_out;
1604 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
1605 0, 1, &db, &i_status );
1607 if( i_result != S_OK )
1609 if( i_result != S_FALSE )
1610 msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
1613 msg_Dbg( p_enc, "ProcessOutput(): no output" );
1616 p_out->vt->Release( (IUnknown *)p_out );
1617 block_Release( p_block_out );
1621 if( !p_block_out->i_buffer )
1624 msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
1626 p_out->vt->Release( (IUnknown *)p_out );
1627 block_Release( p_block_out );
1631 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
1634 msg_Dbg( p_enc, "ProcessOutput(): pts: %"PRId64", %"PRId64,
1635 i_pts, db.rtTimestamp / 10 );
1637 i_pts = db.rtTimestamp / 10;
1640 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
1642 p_block_out->i_length = db.rtTimelength / 10;
1644 msg_Dbg( p_enc, "ProcessOutput(): length: %"PRId64,
1645 p_block_out->i_length );
1649 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1651 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT )
1652 p_block_out->i_flags |= BLOCK_FLAG_TYPE_I;
1654 p_block_out->i_flags |= BLOCK_FLAG_TYPE_P;
1657 p_block_out->i_dts = p_block_out->i_pts = i_pts;
1658 block_ChainAppend( &p_chain, p_block_out );
1662 /*****************************************************************************
1663 * EncoderClose: close codec
1664 *****************************************************************************/
1665 void EncoderClose( vlc_object_t *p_this )
1667 encoder_t *p_enc = (encoder_t*)p_this;
1668 encoder_sys_t *p_sys = p_enc->p_sys;
1670 if( !p_sys ) return;
1672 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
1673 FreeLibrary( p_sys->hmsdmo_dll );
1677 Restore_LDT_Keeper( p_sys->ldt_fs );
1680 /* Uninitialize OLE/COM */