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;
147 const GUID IID_IWMCodecPrivateData = {0x73f0be8e, 0x57f7, 0x4f01, {0xaa, 0x66, 0x9f, 0x57, 0x34, 0xc, 0xfe, 0xe}};
148 const GUID IID_IMediaObject = {0xd8ad0f58, 0x5494, 0x4102, {0x97, 0xc5, 0xec, 0x79, 0x8e, 0x59, 0xbc, 0xf4}};
149 const GUID IID_IMediaBuffer = {0x59eff8b9, 0x938c, 0x4a26, {0x82, 0xf2, 0x95, 0xcb, 0x84, 0xcd, 0xc8, 0x37}};
150 const GUID MEDIATYPE_Video = {0x73646976, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
151 const GUID MEDIATYPE_Audio = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
152 const GUID MEDIASUBTYPE_PCM = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
153 const GUID FORMAT_VideoInfo = {0x05589f80, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
154 const GUID FORMAT_WaveFormatEx = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
155 const GUID GUID_NULL = {0x0000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
156 const GUID MEDIASUBTYPE_I420 = {0x30323449, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
157 const GUID MEDIASUBTYPE_YV12 = {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
158 const GUID MEDIASUBTYPE_RGB24 = {0xe436eb7d, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
159 const GUID MEDIASUBTYPE_RGB565 = {0xe436eb7b, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
162 static const GUID guid_wvc1 = { 0xc9bfbccf, 0xe60e, 0x4588, { 0xa3, 0xdf, 0x5a, 0x03, 0xb1, 0xfd, 0x95, 0x85 } };
163 static const GUID guid_wmv9 = { 0x724bb6a4, 0xe526, 0x450f, { 0xaf, 0xfa, 0xab, 0x9b, 0x45, 0x12, 0x91, 0x11 } };
165 static const GUID guid_wmv = { 0x82d353df, 0x90bd, 0x4382, { 0x8b, 0xc2, 0x3f, 0x61, 0x92, 0xb7, 0x6e, 0x34 } };
166 static const GUID guid_wms = { 0x7bafb3b1, 0xd8f4, 0x4279, { 0x92, 0x53, 0x27, 0xda, 0x42, 0x31, 0x08, 0xde } };
167 static const GUID guid_wmva ={ 0x03be3ac4, 0x84b7, 0x4e0e, { 0xa7, 0x8d, 0xd3, 0x52, 0x4e, 0x60, 0x39, 0x5a } };
169 static const GUID guid_wma = { 0x874131cb, 0x4ecc, 0x443b, { 0x89, 0x48, 0x74, 0x6b, 0x89, 0x59, 0x5d, 0x20 } };
170 static const GUID guid_wma9 = { 0x27ca0808, 0x01f5, 0x4e7a, { 0x8b, 0x05, 0x87, 0xf8, 0x07, 0xa2, 0x33, 0xd1 } };
172 static const GUID guid_wmv_enc = { 0x3181343b, 0x94a2, 0x4feb, { 0xad, 0xef, 0x30, 0xa1, 0xdd, 0xe6, 0x17, 0xb4 } };
173 static const GUID guid_wmv_enc2 = { 0x96b57cdd, 0x8966, 0x410c,{ 0xbb, 0x1f, 0xc9, 0x7e, 0xea, 0x76, 0x5c, 0x04 } };
174 static const GUID guid_wma_enc = { 0x70f598e9, 0xf4ab, 0x495a, { 0x99, 0xe2, 0xa7, 0xc4, 0xd3, 0xd8, 0x9a, 0xbf } };
178 vlc_fourcc_t i_fourcc;
184 static const codec_dll decoders_table[] =
187 { VLC_FOURCC('W','V','C','1'), "wvc1dmod.dll", &guid_wvc1 },
188 { VLC_FOURCC('w','v','c','1'), "wvc1dmod.dll", &guid_wvc1 },
190 { VLC_CODEC_WMV3, "wmv9dmod.dll", &guid_wmv9 },
191 { VLC_FOURCC('w','m','v','3'), "wmv9dmod.dll", &guid_wmv9 },
192 { VLC_FOURCC('W','M','V','P'), "wmv9dmod.dll", &guid_wmv9 },
193 { VLC_FOURCC('w','m','v','p'), "wmv9dmod.dll", &guid_wmv9 },
195 { VLC_CODEC_WMV2, "wmvdmod.dll", &guid_wmv },
196 { VLC_FOURCC('w','m','v','2'), "wmvdmod.dll", &guid_wmv },
198 { VLC_CODEC_WMV1, "wmvdmod.dll", &guid_wmv },
199 { VLC_FOURCC('w','m','v','1'), "wmvdmod.dll", &guid_wmv },
201 { VLC_FOURCC('M','S','S','2'), "wmsdmod.dll", &guid_wms },
202 { VLC_FOURCC('m','s','s','2'), "wmsdmod.dll", &guid_wms },
203 { VLC_FOURCC('M','S','S','1'), "wmsdmod.dll", &guid_wms },
204 { VLC_FOURCC('m','s','s','1'), "wmsdmod.dll", &guid_wms },
205 /* Windows Media Video Adv */
206 { VLC_FOURCC('W','M','V','A'), "wmvadvd.dll", &guid_wmva },
207 { VLC_FOURCC('w','m','v','a'), "wmvadvd.dll", &guid_wmva },
208 { VLC_FOURCC('W','V','P','2'), "wmvadvd.dll", &guid_wmva },
209 { VLC_FOURCC('w','v','p','2'), "wmvadvd.dll", &guid_wmva },
212 { VLC_FOURCC('W','M','A','3'), "wma9dmod.dll", &guid_wma9 },
213 { VLC_FOURCC('w','m','a','3'), "wma9dmod.dll", &guid_wma9 },
214 { VLC_CODEC_WMAP, "wma9dmod.dll", &guid_wma9 },
215 { VLC_FOURCC('w','m','a','p'), "wma9dmod.dll", &guid_wma9 },
217 { VLC_CODEC_WMA2, "wma9dmod.dll", &guid_wma9 },
218 { VLC_FOURCC('w','m','a','2'), "wma9dmod.dll", &guid_wma9 },
221 { VLC_CODEC_WMAS, "wmspdmod.dll", &guid_wma },
222 { VLC_FOURCC('w','m','a','s'), "wmspdmod.dll", &guid_wma },
228 static const codec_dll encoders_table[] =
231 { VLC_CODEC_WMV3, "wmvdmoe2.dll", &guid_wmv_enc2 },
232 { VLC_FOURCC('w','m','v','3'), "wmvdmoe2.dll", &guid_wmv_enc2 },
234 { VLC_CODEC_WMV2, "wmvdmoe2.dll", &guid_wmv_enc2 },
235 { VLC_FOURCC('w','m','v','2'), "wmvdmoe2.dll", &guid_wmv_enc2 },
237 { VLC_CODEC_WMV1, "wmvdmoe2.dll", &guid_wmv_enc2 },
238 { VLC_FOURCC('w','m','v','1'), "wmvdmoe2.dll", &guid_wmv_enc2 },
241 { VLC_FOURCC('W','M','A','3'), "wmadmoe.dll", &guid_wma_enc },
242 { VLC_FOURCC('w','m','a','3'), "wmadmoe.dll", &guid_wma_enc },
244 { VLC_CODEC_WMA2, "wmadmoe.dll", &guid_wma_enc },
245 { VLC_FOURCC('w','m','a','2'), "wmadmoe.dll", &guid_wma_enc },
251 static void WINAPI DMOFreeMediaType( DMO_MEDIA_TYPE *mt )
253 if( mt->cbFormat != 0 ) CoTaskMemFree( (PVOID)mt->pbFormat );
254 if( mt->pUnk != NULL ) mt->pUnk->vt->Release( (IUnknown *)mt->pUnk );
260 /*****************************************************************************
261 * DecoderOpen: open dmo codec
262 *****************************************************************************/
263 static int DecoderOpen( vlc_object_t *p_this )
265 decoder_t *p_dec = (decoder_t*)p_this;
266 decoder_sys_t *p_sys;
268 /* We can't open it now, because of ldt_keeper or something
269 * Open/Decode/Close has to be done in the same thread */
271 /* Probe if we support it */
272 for( unsigned i = 0; decoders_table[i].i_fourcc != 0; i++ )
274 if( decoders_table[i].i_fourcc == p_dec->fmt_in.i_codec )
276 msg_Dbg( p_dec, "DMO codec for %4.4s may work with dll=%s",
277 (char*)&p_dec->fmt_in.i_codec,
278 decoders_table[i].psz_dll );
285 p_sys = p_dec->p_sys = malloc(sizeof(*p_sys));
290 p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))
292 p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))
295 vlc_mutex_init( &p_sys->lock );
296 vlc_cond_init( &p_sys->wait_input );
297 vlc_cond_init( &p_sys->wait_output );
299 p_sys->b_ready = false;
300 p_sys->pp_input = NULL;
301 p_sys->p_output = NULL;
303 if( vlc_clone( &p_sys->thread, DecoderThread, p_dec,
304 VLC_THREAD_PRIORITY_INPUT ) )
307 vlc_mutex_lock( &p_sys->lock );
308 while( !p_sys->b_ready )
309 vlc_cond_wait( &p_sys->wait_output, &p_sys->lock );
310 vlc_mutex_unlock( &p_sys->lock );
315 vlc_join( p_sys->thread, NULL );
317 vlc_cond_destroy( &p_sys->wait_input );
318 vlc_cond_destroy( &p_sys->wait_output );
319 vlc_mutex_destroy( &p_sys->lock );
324 /*****************************************************************************
325 * DecoderClose: close codec
326 *****************************************************************************/
327 static void DecoderClose( vlc_object_t *p_this )
329 decoder_t *p_dec = (decoder_t*)p_this;
330 decoder_sys_t *p_sys = p_dec->p_sys;
332 vlc_mutex_lock( &p_sys->lock );
333 p_sys->b_ready = false;
334 vlc_cond_signal( &p_sys->wait_input );
335 vlc_mutex_unlock( &p_sys->lock );
337 vlc_join( p_sys->thread, NULL );
338 vlc_cond_destroy( &p_sys->wait_input );
339 vlc_cond_destroy( &p_sys->wait_output );
340 vlc_mutex_destroy( &p_sys->lock );
344 static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
346 decoder_sys_t *p_sys = p_dec->p_sys;
349 vlc_mutex_lock( &p_sys->lock );
350 p_sys->pp_input = pp_block;
351 vlc_cond_signal( &p_sys->wait_input );
353 while( p_sys->pp_input )
354 vlc_cond_wait( &p_sys->wait_output, &p_sys->lock );
355 p_ret = p_sys->p_output;
356 vlc_mutex_unlock( &p_sys->lock );
361 /*****************************************************************************
362 * DecOpen: open dmo codec
363 *****************************************************************************/
364 static int DecOpen( decoder_t *p_dec )
366 decoder_sys_t *p_sys = p_dec->p_sys;
368 DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;
369 IMediaObject *p_dmo = NULL;
370 HINSTANCE hmsdmo_dll = NULL;
372 VIDEOINFOHEADER *p_vih = NULL;
373 WAVEFORMATEX *p_wf = NULL;
376 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
378 /* Initialize OLE/COM */
382 if( LoadDMO( VLC_OBJECT(p_dec), &hmsdmo_dll, &p_dmo, &p_dec->fmt_in, false )
390 /* Setup input format */
391 memset( &dmo_input_type, 0, sizeof(dmo_input_type) );
392 dmo_input_type.pUnk = 0;
394 if( p_dec->fmt_in.i_cat == AUDIO_ES )
397 int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;
398 p_wf = malloc( i_size );
400 memset( p_wf, 0, sizeof(WAVEFORMATEX) );
401 if( p_dec->fmt_in.i_extra )
402 memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
404 dmo_input_type.majortype = MEDIATYPE_Audio;
405 dmo_input_type.subtype = dmo_input_type.majortype;
406 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
407 fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
408 if( i_tag ) dmo_input_type.subtype.Data1 = i_tag;
410 p_wf->wFormatTag = dmo_input_type.subtype.Data1;
411 p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
412 p_wf->nChannels = p_dec->fmt_in.audio.i_channels;
413 p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;
414 p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;
415 p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;
416 p_wf->cbSize = p_dec->fmt_in.i_extra;
418 dmo_input_type.formattype = FORMAT_WaveFormatEx;
419 dmo_input_type.cbFormat = i_size;
420 dmo_input_type.pbFormat = (char *)p_wf;
421 dmo_input_type.bFixedSizeSamples = 1;
422 dmo_input_type.bTemporalCompression = 0;
423 dmo_input_type.lSampleSize = p_wf->nBlockAlign;
427 BITMAPINFOHEADER *p_bih;
429 int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;
430 p_vih = malloc( i_size );
432 memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );
433 if( p_dec->fmt_in.i_extra )
434 memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
436 p_bih = &p_vih->bmiHeader;
437 p_bih->biCompression = p_dec->fmt_in.i_codec;
438 p_bih->biWidth = p_dec->fmt_in.video.i_width;
439 p_bih->biHeight = p_dec->fmt_in.video.i_height;
440 p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;
442 p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +
443 sizeof(BITMAPINFOHEADER);
445 p_vih->rcSource.left = p_vih->rcSource.top = 0;
446 p_vih->rcSource.right = p_dec->fmt_in.video.i_width;
447 p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;
448 p_vih->rcTarget = p_vih->rcSource;
450 dmo_input_type.majortype = MEDIATYPE_Video;
451 dmo_input_type.subtype = dmo_input_type.majortype;
452 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
453 dmo_input_type.formattype = FORMAT_VideoInfo;
454 dmo_input_type.bFixedSizeSamples = 0;
455 dmo_input_type.bTemporalCompression = 1;
456 dmo_input_type.cbFormat = i_size;
457 dmo_input_type.pbFormat = (char *)p_vih;
460 if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )
462 msg_Err( p_dec, "can't set DMO input type" );
465 msg_Dbg( p_dec, "DMO input type set" );
467 /* Setup output format */
468 memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
469 dmo_output_type.pUnk = 0;
471 if( p_dec->fmt_in.i_cat == AUDIO_ES )
473 /* Setup the format */
474 p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;
475 p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;
476 p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;
477 p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16
478 p_dec->fmt_out.audio.i_physical_channels =
479 p_dec->fmt_out.audio.i_original_channels =
480 pi_channels_maps[p_dec->fmt_out.audio.i_channels];
482 p_wf->wFormatTag = WAVE_FORMAT_PCM;
483 p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;
484 p_wf->nChannels = p_dec->fmt_out.audio.i_channels;
485 p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;
487 p_wf->wBitsPerSample / 8 * p_wf->nChannels;
488 p_wf->nAvgBytesPerSec =
489 p_wf->nSamplesPerSec * p_wf->nBlockAlign;
492 dmo_output_type.majortype = MEDIATYPE_Audio;
493 dmo_output_type.formattype = FORMAT_WaveFormatEx;
494 dmo_output_type.subtype = MEDIASUBTYPE_PCM;
495 dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);
496 dmo_output_type.pbFormat = (char *)p_wf;
497 dmo_output_type.bFixedSizeSamples = 1;
498 dmo_output_type.bTemporalCompression = 0;
499 dmo_output_type.lSampleSize = p_wf->nBlockAlign;
503 BITMAPINFOHEADER *p_bih;
505 unsigned i_chroma = VLC_CODEC_YUYV;
506 int i_planes = 1, i_bpp = 16;
509 /* Find out which chroma to use */
510 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
512 if( mt.subtype.Data1 == VLC_CODEC_YV12 )
514 i_chroma = mt.subtype.Data1;
515 i_planes = 3; i_bpp = 12;
518 DMOFreeMediaType( &mt );
521 p_dec->fmt_out.i_codec = i_chroma == VLC_CODEC_YV12 ?
522 VLC_CODEC_I420 : i_chroma;
523 p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
524 p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height;
525 p_dec->fmt_out.video.i_bits_per_pixel = i_bpp;
527 /* If an aspect-ratio was specified in the input format then force it */
528 if( p_dec->fmt_in.video.i_aspect )
530 p_dec->fmt_out.video.i_aspect = p_dec->fmt_in.video.i_aspect;
534 p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR *
535 p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height;
538 p_bih = &p_vih->bmiHeader;
539 p_bih->biCompression = i_chroma;
540 p_bih->biHeight *= -1;
541 p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;
542 p_bih->biSizeImage = p_dec->fmt_in.video.i_width *
543 p_dec->fmt_in.video.i_height *
544 (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;
546 p_bih->biPlanes = i_planes;
547 p_bih->biSize = sizeof(BITMAPINFOHEADER);
549 dmo_output_type.majortype = MEDIATYPE_Video;
550 dmo_output_type.formattype = FORMAT_VideoInfo;
551 dmo_output_type.subtype = dmo_output_type.majortype;
552 dmo_output_type.subtype.Data1 = p_bih->biCompression;
553 dmo_output_type.bFixedSizeSamples = true;
554 dmo_output_type.bTemporalCompression = 0;
555 dmo_output_type.lSampleSize = p_bih->biSizeImage;
556 dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);
557 dmo_output_type.pbFormat = (char *)p_vih;
561 /* Enumerate output types */
562 if( p_dec->fmt_in.i_cat == VIDEO_ES )
567 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
569 msg_Dbg( p_dec, "available output chroma: %4.4s",
570 (char *)&mt.subtype.Data1 );
571 DMOFreeMediaType( &mt );
576 if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )
578 msg_Err( p_dec, "can't set DMO output type" );
581 msg_Dbg( p_dec, "DMO output type set" );
583 /* Allocate the memory needed to store the decoder's structure */
584 p_sys->hmsdmo_dll = hmsdmo_dll;
585 p_sys->p_dmo = p_dmo;
587 p_sys->ldt_fs = ldt_fs;
590 /* Find out some properties of the output */
592 uint32_t i_size, i_align;
594 p_sys->i_min_output = 0;
595 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
597 msg_Err( p_dec, "GetOutputSizeInfo() failed" );
602 msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
604 p_sys->i_min_output = i_size;
605 p_sys->p_buffer = malloc( i_size );
606 if( !p_sys->p_buffer ) goto error;
610 /* Set output properties */
611 p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
612 if( p_dec->fmt_out.i_cat == AUDIO_ES )
613 date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
615 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
620 vlc_mutex_lock( &p_sys->lock );
622 p_sys->b_works = true;
623 vlc_cond_signal( &p_sys->wait_output );
624 vlc_mutex_unlock( &p_sys->lock );
630 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
631 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
634 Restore_LDT_Keeper( ldt_fs );
636 /* Uninitialize OLE/COM */
643 vlc_mutex_lock( &p_sys->lock );
644 p_sys->b_ready = true;
645 vlc_cond_signal( &p_sys->wait_output );
646 vlc_mutex_unlock( &p_sys->lock );
650 /*****************************************************************************
651 * LoadDMO: Load the DMO object
652 *****************************************************************************/
653 static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
654 IMediaObject **pp_dmo, es_format_t *p_fmt,
657 DMO_PARTIAL_MEDIATYPE dmo_partial_type;
661 long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
662 const DMO_PARTIAL_MEDIATYPE *,
663 uint32_t, const DMO_PARTIAL_MEDIATYPE *,
666 IEnumDMO *p_enum_dmo = NULL;
673 IClassFactory *cFactory = NULL;
674 IUnknown *cObject = NULL;
675 const codec_dll *codecs_table = b_out ? encoders_table : decoders_table;
678 /* Look for a DMO which can handle the requested codec */
679 if( p_fmt->i_cat == AUDIO_ES )
682 dmo_partial_type.type = MEDIATYPE_Audio;
683 dmo_partial_type.subtype = dmo_partial_type.type;
684 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
685 fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
686 if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
690 dmo_partial_type.type = MEDIATYPE_Video;
691 dmo_partial_type.subtype = dmo_partial_type.type;
692 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
697 *p_hmsdmo_dll = LoadLibrary( "msdmo.dll" );
698 if( *p_hmsdmo_dll == NULL )
700 msg_Dbg( p_this, "failed loading msdmo.dll" );
703 OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
704 if( OurDMOEnum == NULL )
706 msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
707 FreeLibrary( *p_hmsdmo_dll );
713 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
714 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
718 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
719 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
723 FreeLibrary( *p_hmsdmo_dll );
724 /* return VLC_EGENERIC; */
725 /* Try loading the dll directly */
729 /* Pickup the first available codec */
731 while( ( S_OK == p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
732 &psz_dmo_name, &i_dummy /* NULL doesn't work */ ) ) )
734 char psz_temp[MAX_PATH];
735 wcstombs( psz_temp, psz_dmo_name, MAX_PATH );
736 msg_Dbg( p_this, "found DMO: %s", psz_temp );
737 CoTaskMemFree( psz_dmo_name );
740 if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
741 &IID_IMediaObject, (void **)pp_dmo ) )
743 msg_Warn( p_this, "can't create DMO: %s", psz_temp );
749 p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );
753 FreeLibrary( *p_hmsdmo_dll );
754 /* return VLC_EGENERIC; */
755 /* Try loading the dll directly */
764 for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
766 if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
769 if( codecs_table[i_codec].i_fourcc == 0 )
770 return VLC_EGENERIC; /* Can't happen */
772 *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
773 if( *p_hmsdmo_dll == NULL )
775 msg_Dbg( p_this, "failed loading '%s'",
776 codecs_table[i_codec].psz_dll );
780 GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
783 msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
784 FreeLibrary( *p_hmsdmo_dll );
788 i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory,
790 if( i_err || cFactory == NULL )
792 msg_Dbg( p_this, "no such class object" );
793 FreeLibrary( *p_hmsdmo_dll );
797 i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown,
799 cFactory->vt->Release( (IUnknown*)cFactory );
800 if( i_err || !cObject )
802 msg_Dbg( p_this, "class factory failure" );
803 FreeLibrary( *p_hmsdmo_dll );
806 i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject,
808 cObject->vt->Release( (IUnknown*)cObject );
809 if( i_err || !*pp_dmo )
811 msg_Dbg( p_this, "QueryInterface failure" );
812 FreeLibrary( *p_hmsdmo_dll );
819 static void DecClose( decoder_t *p_dec )
821 decoder_sys_t *p_sys = p_dec->p_sys;
823 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
824 FreeLibrary( p_sys->hmsdmo_dll );
828 Restore_LDT_Keeper( p_sys->ldt_fs );
831 /* Uninitialize OLE/COM */
835 free( p_sys->p_buffer );
838 /****************************************************************************
839 * DecodeBlock: the whole thing
840 ****************************************************************************
841 * This function must be fed with packets.
842 ****************************************************************************/
843 static void *DecBlock( decoder_t *p_dec, block_t **pp_block )
845 decoder_sys_t *p_sys = p_dec->p_sys;
849 DMO_OUTPUT_DATA_BUFFER db;
854 if( !pp_block ) return NULL;
858 /* Won't work with streams with B-frames, but do we have any ? */
859 if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;
861 /* Date management */
862 if( p_block && p_block->i_pts > 0 &&
863 p_block->i_pts != date_Get( &p_sys->end_date ) )
865 date_Set( &p_sys->end_date, p_block->i_pts );
868 #if 0 /* Breaks the video decoding */
869 if( !date_Get( &p_sys->end_date ) )
871 /* We've just started the stream, wait for the first PTS. */
872 if( p_block ) block_Release( p_block );
877 /* Feed input to the DMO */
878 if( p_block && p_block->i_buffer )
882 p_in = CMediaBufferCreate( p_block, p_block->i_buffer, true );
884 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
885 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
888 p_in->vt->Release( (IUnknown *)p_in );
890 if( i_result == S_FALSE )
892 /* No output generated */
894 msg_Dbg( p_dec, "ProcessInput(): no output generated" );
898 else if( i_result == (int)DMO_E_NOTACCEPTING )
900 /* Need to call ProcessOutput */
901 msg_Dbg( p_dec, "ProcessInput(): not accepting" );
903 else if( i_result != S_OK )
905 msg_Dbg( p_dec, "ProcessInput(): failed" );
910 //msg_Dbg( p_dec, "ProcessInput(): successful" );
914 else if( p_block && !p_block->i_buffer )
916 block_Release( p_block );
920 /* Get output from the DMO */
921 block_out.p_buffer = p_sys->p_buffer;
922 block_out.i_buffer = 0;
924 p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, false );
925 memset( &db, 0, sizeof(db) );
926 db.pBuffer = (IMediaBuffer *)p_out;
928 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
929 DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
932 if( i_result != S_OK )
934 if( i_result != S_FALSE )
935 msg_Dbg( p_dec, "ProcessOutput(): failed" );
938 msg_Dbg( p_dec, "ProcessOutput(): no output" );
941 p_out->vt->Release( (IUnknown *)p_out );
946 msg_Dbg( p_dec, "ProcessOutput(): success" );
949 if( !block_out.i_buffer )
952 msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
954 p_out->vt->Release( (IUnknown *)p_out );
958 if( p_dec->fmt_out.i_cat == VIDEO_ES )
960 /* Get a new picture */
961 picture_t *p_pic = decoder_NewPicture( p_dec );
962 if( !p_pic ) return NULL;
964 CopyPicture( p_pic, block_out.p_buffer );
966 /* Date management */
967 p_pic->date = date_Get( &p_sys->end_date );
968 date_Increment( &p_sys->end_date, 1 );
970 p_out->vt->Release( (IUnknown *)p_out );
976 aout_buffer_t *p_aout_buffer;
977 int i_samples = block_out.i_buffer /
978 ( p_dec->fmt_out.audio.i_bitspersample *
979 p_dec->fmt_out.audio.i_channels / 8 );
981 p_aout_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
984 memcpy( p_aout_buffer->p_buffer,
985 block_out.p_buffer, block_out.i_buffer );
986 /* Date management */
987 p_aout_buffer->start_date = date_Get( &p_sys->end_date );
988 p_aout_buffer->end_date =
989 date_Increment( &p_sys->end_date, i_samples );
991 p_out->vt->Release( (IUnknown *)p_out );
993 return p_aout_buffer;
999 static void CopyPicture( picture_t *p_pic, uint8_t *p_in )
1001 int i_plane, i_line, i_width, i_dst_stride;
1002 uint8_t *p_dst, *p_src = p_in;
1004 p_dst = p_pic->p[1].p_pixels;
1005 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
1006 p_pic->p[2].p_pixels = p_dst;
1008 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1010 p_dst = p_pic->p[i_plane].p_pixels;
1011 i_width = p_pic->p[i_plane].i_visible_pitch;
1012 i_dst_stride = p_pic->p[i_plane].i_pitch;
1014 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines; i_line++ )
1016 vlc_memcpy( p_dst, p_src, i_width );
1018 p_dst += i_dst_stride;
1022 p_dst = p_pic->p[1].p_pixels;
1023 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
1024 p_pic->p[2].p_pixels = p_dst;
1027 static void *DecoderThread( void *data )
1029 decoder_t *p_dec = data;
1030 decoder_sys_t *p_sys = p_dec->p_sys;
1032 if( DecOpen( p_dec ) )
1033 return NULL; /* failed */
1035 vlc_mutex_lock( &p_sys->lock );
1038 while( p_sys->b_ready && !p_sys->pp_input )
1039 vlc_cond_wait( &p_sys->wait_input, &p_sys->lock );
1040 if( !p_sys->b_ready )
1043 p_sys->p_output = DecBlock( p_dec, p_sys->pp_input );
1044 p_sys->pp_input = NULL;
1045 vlc_cond_signal( &p_sys->wait_output );
1047 vlc_mutex_unlock( &p_sys->lock );
1054 /****************************************************************************
1055 * Encoder descriptor declaration
1056 ****************************************************************************/
1057 struct encoder_sys_t
1059 HINSTANCE hmsdmo_dll;
1060 IMediaObject *p_dmo;
1071 /*****************************************************************************
1072 * EncoderOpen: open dmo codec
1073 *****************************************************************************/
1074 static int EncoderOpen( vlc_object_t *p_this )
1076 encoder_t *p_enc = (encoder_t*)p_this;
1078 int i_ret = EncOpen( p_this );
1079 if( i_ret != VLC_SUCCESS ) return i_ret;
1082 p_enc->pf_encode_video = (block_t *(*)(encoder_t *, picture_t *))
1084 p_enc->pf_encode_audio = (block_t *(*)(encoder_t *, aout_buffer_t *))
1090 /*****************************************************************************
1091 * EncoderSetVideoType: configures the input and output types of the dmo
1092 *****************************************************************************/
1093 static int EncoderSetVideoType( encoder_t *p_enc, IMediaObject *p_dmo )
1095 int i, i_selected, i_err;
1096 DMO_MEDIA_TYPE dmo_type;
1097 VIDEOINFOHEADER vih, *p_vih;
1098 BITMAPINFOHEADER *p_bih;
1101 p_enc->fmt_in.video.i_bits_per_pixel =
1102 p_enc->fmt_out.video.i_bits_per_pixel = 12;
1104 /* Enumerate input format (for debug output) */
1106 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1108 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1110 msg_Dbg( p_enc, "available input chroma: %4.4s",
1111 (char *)&dmo_type.subtype.Data1 );
1112 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB565, 16 ) )
1113 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB565" );
1114 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB24, 16 ) )
1115 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB24" );
1117 DMOFreeMediaType( &dmo_type );
1120 /* Setup input format */
1121 memset( &dmo_type, 0, sizeof(dmo_type) );
1122 memset( &vih, 0, sizeof(VIDEOINFOHEADER) );
1124 p_bih = &vih.bmiHeader;
1125 p_bih->biCompression = VLC_CODEC_I420;
1126 p_bih->biWidth = p_enc->fmt_in.video.i_width;
1127 p_bih->biHeight = p_enc->fmt_in.video.i_height;
1128 p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
1129 p_bih->biSizeImage = p_enc->fmt_in.video.i_width *
1130 p_enc->fmt_in.video.i_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
1131 p_bih->biPlanes = 3;
1132 p_bih->biSize = sizeof(BITMAPINFOHEADER);
1134 vih.rcSource.left = vih.rcSource.top = 0;
1135 vih.rcSource.right = p_enc->fmt_in.video.i_width;
1136 vih.rcSource.bottom = p_enc->fmt_in.video.i_height;
1137 vih.rcTarget = vih.rcSource;
1139 vih.AvgTimePerFrame = INT64_C(10000000) / 25; //FIXME
1141 dmo_type.majortype = MEDIATYPE_Video;
1142 //dmo_type.subtype = MEDIASUBTYPE_RGB24;
1143 dmo_type.subtype = MEDIASUBTYPE_I420;
1144 //dmo_type.subtype.Data1 = p_bih->biCompression;
1145 dmo_type.formattype = FORMAT_VideoInfo;
1146 dmo_type.bFixedSizeSamples = TRUE;
1147 dmo_type.bTemporalCompression = FALSE;
1148 dmo_type.lSampleSize = p_bih->biSizeImage;
1149 dmo_type.cbFormat = sizeof(VIDEOINFOHEADER);
1150 dmo_type.pbFormat = (char *)&vih;
1152 if( ( i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 ) ) )
1154 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1155 return VLC_EGENERIC;
1158 msg_Dbg( p_enc, "successfully set input type" );
1160 /* Setup output format */
1161 memset( &dmo_type, 0, sizeof(dmo_type) );
1164 /* Enumerate output types */
1165 i = 0, i_selected = -1;
1166 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1168 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1170 msg_Dbg( p_enc, "available output codec: %4.4s",
1171 (char *)&dmo_type.subtype.Data1 );
1173 if( p_vih->bmiHeader.biCompression == p_enc->fmt_out.i_codec )
1176 DMOFreeMediaType( &dmo_type );
1179 if( i_selected < 0 )
1181 msg_Err( p_enc, "couldn't find codec: %4.4s",
1182 (char *)&p_enc->fmt_out.i_codec );
1183 return VLC_EGENERIC;
1186 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1187 ((VIDEOINFOHEADER *)dmo_type.pbFormat)->dwBitRate =
1188 p_enc->fmt_out.i_bitrate;
1190 /* Get the private data for the codec */
1193 IWMCodecPrivateData *p_privdata;
1194 VIDEOINFOHEADER *p_vih;
1195 uint8_t *p_data = 0;
1196 uint32_t i_data = 0, i_vih;
1198 i_err = p_dmo->vt->QueryInterface( (IUnknown *)p_dmo,
1199 &IID_IWMCodecPrivateData,
1200 (void **)&p_privdata );
1203 i_err = p_privdata->vt->SetPartialOutputType( p_privdata, &dmo_type );
1206 msg_Err( p_enc, "SetPartialOutputType() failed" );
1207 p_privdata->vt->Release( (IUnknown *)p_privdata );
1211 i_err = p_privdata->vt->GetPrivateData( p_privdata, NULL, &i_data );
1214 msg_Err( p_enc, "GetPrivateData() failed" );
1215 p_privdata->vt->Release( (IUnknown *)p_privdata );
1219 p_data = malloc( i_data );
1220 i_err = p_privdata->vt->GetPrivateData( p_privdata, p_data, &i_data );
1222 /* Update the media type with the private data */
1223 i_vih = dmo_type.cbFormat + i_data;
1224 p_vih = CoTaskMemAlloc( i_vih );
1225 memcpy( p_vih, dmo_type.pbFormat, dmo_type.cbFormat );
1226 memcpy( ((uint8_t *)p_vih) + dmo_type.cbFormat, p_data, i_data );
1227 DMOFreeMediaType( &dmo_type );
1228 dmo_type.pbFormat = (char*)p_vih;
1229 dmo_type.cbFormat = i_vih;
1231 msg_Dbg( p_enc, "found extra data: %i", i_data );
1232 p_enc->fmt_out.i_extra = i_data;
1233 p_enc->fmt_out.p_extra = p_data;
1237 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1239 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1240 p_enc->fmt_in.i_codec = VLC_CODEC_I420;
1242 DMOFreeMediaType( &dmo_type );
1245 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1246 return VLC_EGENERIC;
1249 msg_Dbg( p_enc, "successfully set output type" );
1253 /*****************************************************************************
1254 * EncoderSetAudioType: configures the input and output types of the dmo
1255 *****************************************************************************/
1256 static int EncoderSetAudioType( encoder_t *p_enc, IMediaObject *p_dmo )
1258 int i, i_selected, i_err;
1259 unsigned int i_last_byterate;
1261 DMO_MEDIA_TYPE dmo_type;
1264 /* Setup the format structure */
1265 fourcc_to_wf_tag( p_enc->fmt_out.i_codec, &i_tag );
1266 if( i_tag == 0 ) return VLC_EGENERIC;
1268 p_enc->fmt_in.i_codec = AOUT_FMT_S16_NE;
1269 p_enc->fmt_in.audio.i_bitspersample = 16;
1271 /* We first need to choose an output type from the predefined
1272 * list of choices (we cycle through the list to select the best match) */
1273 i = 0; i_selected = -1; i_last_byterate = 0;
1274 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1276 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1277 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1278 "bits per sample: %i, bitrate: %i, blockalign: %i",
1279 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1280 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1281 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1283 if( p_wf->wFormatTag == i_tag &&
1284 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1285 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1286 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1288 if( p_wf->nAvgBytesPerSec <
1289 p_enc->fmt_out.i_bitrate * 110 / 800 /* + 10% */ &&
1290 p_wf->nAvgBytesPerSec > i_last_byterate )
1293 i_last_byterate = p_wf->nAvgBytesPerSec;
1294 msg_Dbg( p_enc, "selected entry %i (bitrate: %i)",
1295 i_selected, p_wf->nAvgBytesPerSec * 8 );
1299 DMOFreeMediaType( &dmo_type );
1302 if( i_selected < 0 )
1304 msg_Err( p_enc, "couldn't find a matching output" );
1305 return VLC_EGENERIC;
1308 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1309 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1311 msg_Dbg( p_enc, "selected format: %i, sample rate:%i, "
1312 "channels: %i, bits per sample: %i, bitrate: %i, blockalign: %i",
1313 (int)p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1314 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1315 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1317 p_enc->fmt_out.audio.i_rate = p_wf->nSamplesPerSec;
1318 p_enc->fmt_out.audio.i_channels = p_wf->nChannels;
1319 p_enc->fmt_out.audio.i_bitspersample = p_wf->wBitsPerSample;
1320 p_enc->fmt_out.audio.i_blockalign = p_wf->nBlockAlign;
1321 p_enc->fmt_out.i_bitrate = p_wf->nAvgBytesPerSec * 8;
1325 msg_Dbg( p_enc, "found cbSize: %i", p_wf->cbSize );
1326 p_enc->fmt_out.i_extra = p_wf->cbSize;
1327 p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
1328 memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
1331 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1332 DMOFreeMediaType( &dmo_type );
1336 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1337 return VLC_EGENERIC;
1340 msg_Dbg( p_enc, "successfully set output type" );
1342 /* Setup the input type */
1343 i = 0; i_selected = -1;
1344 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1346 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1347 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1348 "bits per sample: %i, bitrate: %i, blockalign: %i",
1349 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1350 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1351 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1353 if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
1354 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1355 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1356 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1361 DMOFreeMediaType( &dmo_type );
1364 if( i_selected < 0 )
1366 msg_Err( p_enc, "couldn't find a matching input" );
1367 return VLC_EGENERIC;
1370 p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
1371 i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
1372 DMOFreeMediaType( &dmo_type );
1375 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1376 return VLC_EGENERIC;
1378 msg_Dbg( p_enc, "successfully set input type" );
1383 /*****************************************************************************
1384 * EncOpen: open dmo codec
1385 *****************************************************************************/
1386 static int EncOpen( vlc_object_t *p_this )
1388 encoder_t *p_enc = (encoder_t*)p_this;
1389 encoder_sys_t *p_sys = NULL;
1390 IMediaObject *p_dmo = NULL;
1391 HINSTANCE hmsdmo_dll = NULL;
1394 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
1396 /* Initialize OLE/COM */
1400 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, true )
1408 if( p_enc->fmt_in.i_cat == VIDEO_ES )
1410 if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1414 if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1417 /* Allocate the memory needed to store the decoder's structure */
1418 if( ( p_enc->p_sys = p_sys = malloc(sizeof(*p_sys)) ) == NULL )
1423 p_sys->hmsdmo_dll = hmsdmo_dll;
1424 p_sys->p_dmo = p_dmo;
1426 p_sys->ldt_fs = ldt_fs;
1429 /* Find out some properties of the inputput */
1431 uint32_t i_size, i_align, dum;
1433 if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
1434 msg_Err( p_enc, "GetInputSizeInfo() failed" );
1436 msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
1437 i_size, i_align, dum );
1440 /* Find out some properties of the output */
1442 uint32_t i_size, i_align;
1444 p_sys->i_min_output = 0;
1445 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
1447 msg_Err( p_enc, "GetOutputSizeInfo() failed" );
1452 msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
1454 p_sys->i_min_output = i_size;
1458 /* Set output properties */
1459 p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
1460 if( p_enc->fmt_out.i_cat == AUDIO_ES )
1461 date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
1463 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
1469 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
1470 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
1473 Restore_LDT_Keeper( ldt_fs );
1475 /* Uninitialize OLE/COM */
1481 return VLC_EGENERIC;
1484 /****************************************************************************
1485 * Encode: the whole thing
1486 ****************************************************************************/
1487 static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
1489 encoder_sys_t *p_sys = p_enc->p_sys;
1491 block_t *p_chain = NULL;
1492 block_t *p_block_in;
1497 if( !p_data ) return NULL;
1499 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1501 /* Get picture data */
1502 int i_plane, i_line, i_width, i_src_stride;
1503 picture_t *p_pic = (picture_t *)p_data;
1506 int i_buffer = p_enc->fmt_in.video.i_width *
1507 p_enc->fmt_in.video.i_height *
1508 p_enc->fmt_in.video.i_bits_per_pixel / 8;
1510 p_block_in = block_New( p_enc, i_buffer );
1512 /* Copy picture stride by stride */
1513 p_dst = p_block_in->p_buffer;
1514 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1516 uint8_t *p_src = p_pic->p[i_plane].p_pixels;
1517 i_width = p_pic->p[i_plane].i_visible_pitch;
1518 i_src_stride = p_pic->p[i_plane].i_pitch;
1520 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
1523 vlc_memcpy( p_dst, p_src, i_width );
1525 p_src += i_src_stride;
1529 i_pts = p_pic->date;
1533 aout_buffer_t *p_aout_buffer = (aout_buffer_t *)p_data;
1534 p_block_in = block_New( p_enc, p_aout_buffer->i_nb_bytes );
1535 memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
1536 p_block_in->i_buffer );
1538 i_pts = p_aout_buffer->start_date;
1541 /* Feed input to the DMO */
1542 p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, true );
1543 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
1544 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
1546 p_in->vt->Release( (IUnknown *)p_in );
1547 if( i_result == S_FALSE )
1549 /* No output generated */
1551 msg_Dbg( p_enc, "ProcessInput(): no output generated %"PRId64, i_pts );
1555 else if( i_result == (int)DMO_E_NOTACCEPTING )
1557 /* Need to call ProcessOutput */
1558 msg_Dbg( p_enc, "ProcessInput(): not accepting" );
1560 else if( i_result != S_OK )
1562 msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
1567 msg_Dbg( p_enc, "ProcessInput(): success" );
1570 /* Get output from the DMO */
1573 DMO_OUTPUT_DATA_BUFFER db;
1574 block_t *p_block_out;
1575 CMediaBuffer *p_out;
1577 p_block_out = block_New( p_enc, p_sys->i_min_output );
1578 p_block_out->i_buffer = 0;
1579 p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, false);
1580 memset( &db, 0, sizeof(db) );
1581 db.pBuffer = (IMediaBuffer *)p_out;
1583 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
1584 0, 1, &db, &i_status );
1586 if( i_result != S_OK )
1588 if( i_result != S_FALSE )
1589 msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
1592 msg_Dbg( p_enc, "ProcessOutput(): no output" );
1595 p_out->vt->Release( (IUnknown *)p_out );
1596 block_Release( p_block_out );
1600 if( !p_block_out->i_buffer )
1603 msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
1605 p_out->vt->Release( (IUnknown *)p_out );
1606 block_Release( p_block_out );
1610 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
1613 msg_Dbg( p_enc, "ProcessOutput(): pts: %"PRId64", %"PRId64,
1614 i_pts, db.rtTimestamp / 10 );
1616 i_pts = db.rtTimestamp / 10;
1619 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
1621 p_block_out->i_length = db.rtTimelength / 10;
1623 msg_Dbg( p_enc, "ProcessOutput(): length: %"PRId64,
1624 p_block_out->i_length );
1628 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1630 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT )
1631 p_block_out->i_flags |= BLOCK_FLAG_TYPE_I;
1633 p_block_out->i_flags |= BLOCK_FLAG_TYPE_P;
1636 p_block_out->i_dts = p_block_out->i_pts = i_pts;
1637 block_ChainAppend( &p_chain, p_block_out );
1641 /*****************************************************************************
1642 * EncoderClose: close codec
1643 *****************************************************************************/
1644 void EncoderClose( vlc_object_t *p_this )
1646 encoder_t *p_enc = (encoder_t*)p_this;
1647 encoder_sys_t *p_sys = p_enc->p_sys;
1649 if( !p_sys ) return;
1651 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
1652 FreeLibrary( p_sys->hmsdmo_dll );
1656 Restore_LDT_Keeper( p_sys->ldt_fs );
1659 /* Uninitialize OLE/COM */