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 *****************************************************************************/
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 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 int DecOpen ( vlc_object_t * );
89 static void DecoderClose ( vlc_object_t * );
90 static void *DecodeBlock ( decoder_t *, block_t ** );
92 static int EncoderOpen ( vlc_object_t * );
93 static int EncOpen ( vlc_object_t * );
94 static void EncoderClose ( vlc_object_t * );
95 static block_t *EncodeBlock( encoder_t *, void * );
97 static int LoadDMO( vlc_object_t *, HINSTANCE *, IMediaObject **,
98 es_format_t *, bool );
99 static void CopyPicture( decoder_t *, 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 set_capability( "encoder", 10 );
113 set_callbacks( EncoderOpen, EncoderClose );
117 /*****************************************************************************
119 *****************************************************************************/
121 /****************************************************************************
122 * Decoder descriptor declaration
123 ****************************************************************************/
126 HINSTANCE hmsdmo_dll;
139 const GUID IID_IWMCodecPrivateData = {0x73f0be8e, 0x57f7, 0x4f01, {0xaa, 0x66, 0x9f, 0x57, 0x34, 0xc, 0xfe, 0xe}};
140 const GUID IID_IMediaObject = {0xd8ad0f58, 0x5494, 0x4102, {0x97, 0xc5, 0xec, 0x79, 0x8e, 0x59, 0xbc, 0xf4}};
141 const GUID IID_IMediaBuffer = {0x59eff8b9, 0x938c, 0x4a26, {0x82, 0xf2, 0x95, 0xcb, 0x84, 0xcd, 0xc8, 0x37}};
142 const GUID MEDIATYPE_Video = {0x73646976, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
143 const GUID MEDIATYPE_Audio = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
144 const GUID MEDIASUBTYPE_PCM = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
145 const GUID FORMAT_VideoInfo = {0x05589f80, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
146 const GUID FORMAT_WaveFormatEx = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
147 const GUID GUID_NULL = {0x0000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
148 const GUID MEDIASUBTYPE_I420 = {0x30323449, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
149 const GUID MEDIASUBTYPE_YV12 = {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
150 const GUID MEDIASUBTYPE_RGB24 = {0xe436eb7d, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
151 const GUID MEDIASUBTYPE_RGB565 = {0xe436eb7b, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
154 static const GUID guid_wvc1 = { 0xc9bfbccf, 0xe60e, 0x4588, { 0xa3, 0xdf, 0x5a, 0x03, 0xb1, 0xfd, 0x95, 0x85 } };
155 static const GUID guid_wmv9 = { 0x724bb6a4, 0xe526, 0x450f, { 0xaf, 0xfa, 0xab, 0x9b, 0x45, 0x12, 0x91, 0x11 } };
157 static const GUID guid_wmv = { 0x82d353df, 0x90bd, 0x4382, { 0x8b, 0xc2, 0x3f, 0x61, 0x92, 0xb7, 0x6e, 0x34 } };
158 static const GUID guid_wms = { 0x7bafb3b1, 0xd8f4, 0x4279, { 0x92, 0x53, 0x27, 0xda, 0x42, 0x31, 0x08, 0xde } };
159 static const GUID guid_wmva ={ 0x03be3ac4, 0x84b7, 0x4e0e, { 0xa7, 0x8d, 0xd3, 0x52, 0x4e, 0x60, 0x39, 0x5a } };
161 static const GUID guid_wma = { 0x874131cb, 0x4ecc, 0x443b, { 0x89, 0x48, 0x74, 0x6b, 0x89, 0x59, 0x5d, 0x20 } };
162 static const GUID guid_wma9 = { 0x27ca0808, 0x01f5, 0x4e7a, { 0x8b, 0x05, 0x87, 0xf8, 0x07, 0xa2, 0x33, 0xd1 } };
164 static const GUID guid_wmv_enc = { 0x3181343b, 0x94a2, 0x4feb, { 0xad, 0xef, 0x30, 0xa1, 0xdd, 0xe6, 0x17, 0xb4 } };
165 static const GUID guid_wmv_enc2 = { 0x96b57cdd, 0x8966, 0x410c,{ 0xbb, 0x1f, 0xc9, 0x7e, 0xea, 0x76, 0x5c, 0x04 } };
166 static const GUID guid_wma_enc = { 0x70f598e9, 0xf4ab, 0x495a, { 0x99, 0xe2, 0xa7, 0xc4, 0xd3, 0xd8, 0x9a, 0xbf } };
170 vlc_fourcc_t i_fourcc;
176 static const codec_dll decoders_table[] =
179 { VLC_FOURCC('W','V','C','1'), "wvc1dmod.dll", &guid_wvc1 },
180 { VLC_FOURCC('w','v','c','1'), "wvc1dmod.dll", &guid_wvc1 },
182 { VLC_FOURCC('W','M','V','3'), "wmv9dmod.dll", &guid_wmv9 },
183 { VLC_FOURCC('w','m','v','3'), "wmv9dmod.dll", &guid_wmv9 },
184 { VLC_FOURCC('W','M','V','P'), "wmv9dmod.dll", &guid_wmv9 },
185 { VLC_FOURCC('w','m','v','p'), "wmv9dmod.dll", &guid_wmv9 },
187 { VLC_FOURCC('W','M','V','2'), "wmvdmod.dll", &guid_wmv },
188 { VLC_FOURCC('w','m','v','2'), "wmvdmod.dll", &guid_wmv },
190 { VLC_FOURCC('W','M','V','1'), "wmvdmod.dll", &guid_wmv },
191 { VLC_FOURCC('w','m','v','1'), "wmvdmod.dll", &guid_wmv },
193 { VLC_FOURCC('M','S','S','2'), "wmsdmod.dll", &guid_wms },
194 { VLC_FOURCC('m','s','s','2'), "wmsdmod.dll", &guid_wms },
195 { VLC_FOURCC('M','S','S','1'), "wmsdmod.dll", &guid_wms },
196 { VLC_FOURCC('m','s','s','1'), "wmsdmod.dll", &guid_wms },
197 /* Windows Media Video Adv */
198 { VLC_FOURCC('W','M','V','A'), "wmvadvd.dll", &guid_wmva },
199 { VLC_FOURCC('w','m','v','a'), "wmvadvd.dll", &guid_wmva },
200 { VLC_FOURCC('W','V','P','2'), "wmvadvd.dll", &guid_wmva },
201 { VLC_FOURCC('w','v','p','2'), "wmvadvd.dll", &guid_wmva },
204 { VLC_FOURCC('W','M','A','3'), "wma9dmod.dll", &guid_wma9 },
205 { VLC_FOURCC('w','m','a','3'), "wma9dmod.dll", &guid_wma9 },
206 { VLC_FOURCC('W','M','A','P'), "wma9dmod.dll", &guid_wma9 },
207 { VLC_FOURCC('w','m','a','p'), "wma9dmod.dll", &guid_wma9 },
209 { VLC_FOURCC('W','M','A','2'), "wma9dmod.dll", &guid_wma9 },
210 { VLC_FOURCC('w','m','a','2'), "wma9dmod.dll", &guid_wma9 },
213 { VLC_FOURCC('W','M','A','S'), "wmspdmod.dll", &guid_wma },
214 { VLC_FOURCC('w','m','a','s'), "wmspdmod.dll", &guid_wma },
220 static const codec_dll encoders_table[] =
223 { VLC_FOURCC('W','M','V','3'), "wmvdmoe2.dll", &guid_wmv_enc2 },
224 { VLC_FOURCC('w','m','v','3'), "wmvdmoe2.dll", &guid_wmv_enc2 },
226 { VLC_FOURCC('W','M','V','2'), "wmvdmoe2.dll", &guid_wmv_enc2 },
227 { VLC_FOURCC('w','m','v','2'), "wmvdmoe2.dll", &guid_wmv_enc2 },
229 { VLC_FOURCC('W','M','V','1'), "wmvdmoe2.dll", &guid_wmv_enc2 },
230 { VLC_FOURCC('w','m','v','1'), "wmvdmoe2.dll", &guid_wmv_enc2 },
233 { VLC_FOURCC('W','M','A','3'), "wmadmoe.dll", &guid_wma_enc },
234 { VLC_FOURCC('w','m','a','3'), "wmadmoe.dll", &guid_wma_enc },
236 { VLC_FOURCC('W','M','A','2'), "wmadmoe.dll", &guid_wma_enc },
237 { VLC_FOURCC('w','m','a','2'), "wmadmoe.dll", &guid_wma_enc },
243 static void WINAPI DMOFreeMediaType( DMO_MEDIA_TYPE *mt )
245 if( mt->cbFormat != 0 ) CoTaskMemFree( (PVOID)mt->pbFormat );
246 if( mt->pUnk != NULL ) mt->pUnk->vt->Release( (IUnknown *)mt->pUnk );
252 /*****************************************************************************
253 * DecoderOpen: open dmo codec
254 *****************************************************************************/
255 static int DecoderOpen( vlc_object_t *p_this )
257 decoder_t *p_dec = (decoder_t*)p_this;
260 int i_ret = DecOpen( p_this );
261 if( i_ret != VLC_SUCCESS ) return i_ret;
265 /* We can't open it now, because of ldt_keeper or something
266 * Open/Decode/Close has to be done in the same thread */
271 /* Probe if we support it */
272 for( 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 );
284 if( !decoders_table[i].i_fourcc ) return VLC_EGENERIC;
288 p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))
290 p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))
296 /*****************************************************************************
297 * DecOpen: open dmo codec
298 *****************************************************************************/
299 static int DecOpen( vlc_object_t *p_this )
301 decoder_t *p_dec = (decoder_t*)p_this;
302 decoder_sys_t *p_sys = NULL;
304 DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;
305 IMediaObject *p_dmo = NULL;
306 HINSTANCE hmsdmo_dll = NULL;
308 VIDEOINFOHEADER *p_vih = NULL;
309 WAVEFORMATEX *p_wf = NULL;
312 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
314 /* Initialize OLE/COM */
318 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_dec->fmt_in, false )
326 /* Setup input format */
327 memset( &dmo_input_type, 0, sizeof(dmo_input_type) );
328 dmo_input_type.pUnk = 0;
330 if( p_dec->fmt_in.i_cat == AUDIO_ES )
333 int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;
334 p_wf = malloc( i_size );
336 memset( p_wf, 0, sizeof(WAVEFORMATEX) );
337 if( p_dec->fmt_in.i_extra )
338 memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
340 dmo_input_type.majortype = MEDIATYPE_Audio;
341 dmo_input_type.subtype = dmo_input_type.majortype;
342 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
343 fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
344 if( i_tag ) dmo_input_type.subtype.Data1 = i_tag;
346 p_wf->wFormatTag = dmo_input_type.subtype.Data1;
347 p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
348 p_wf->nChannels = p_dec->fmt_in.audio.i_channels;
349 p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;
350 p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;
351 p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;
352 p_wf->cbSize = p_dec->fmt_in.i_extra;
354 dmo_input_type.formattype = FORMAT_WaveFormatEx;
355 dmo_input_type.cbFormat = i_size;
356 dmo_input_type.pbFormat = (char *)p_wf;
357 dmo_input_type.bFixedSizeSamples = 1;
358 dmo_input_type.bTemporalCompression = 0;
359 dmo_input_type.lSampleSize = p_wf->nBlockAlign;
363 BITMAPINFOHEADER *p_bih;
365 int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;
366 p_vih = malloc( i_size );
368 memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );
369 if( p_dec->fmt_in.i_extra )
370 memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
372 p_bih = &p_vih->bmiHeader;
373 p_bih->biCompression = p_dec->fmt_in.i_codec;
374 p_bih->biWidth = p_dec->fmt_in.video.i_width;
375 p_bih->biHeight = p_dec->fmt_in.video.i_height;
376 p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;
378 p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +
379 sizeof(BITMAPINFOHEADER);
381 p_vih->rcSource.left = p_vih->rcSource.top = 0;
382 p_vih->rcSource.right = p_dec->fmt_in.video.i_width;
383 p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;
384 p_vih->rcTarget = p_vih->rcSource;
386 dmo_input_type.majortype = MEDIATYPE_Video;
387 dmo_input_type.subtype = dmo_input_type.majortype;
388 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_codec;
389 dmo_input_type.formattype = FORMAT_VideoInfo;
390 dmo_input_type.bFixedSizeSamples = 0;
391 dmo_input_type.bTemporalCompression = 1;
392 dmo_input_type.cbFormat = i_size;
393 dmo_input_type.pbFormat = (char *)p_vih;
396 if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )
398 msg_Err( p_dec, "can't set DMO input type" );
401 msg_Dbg( p_dec, "DMO input type set" );
403 /* Setup output format */
404 memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
405 dmo_output_type.pUnk = 0;
407 if( p_dec->fmt_in.i_cat == AUDIO_ES )
409 /* Setup the format */
410 p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;
411 p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;
412 p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;
413 p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16
414 p_dec->fmt_out.audio.i_physical_channels =
415 p_dec->fmt_out.audio.i_original_channels =
416 pi_channels_maps[p_dec->fmt_out.audio.i_channels];
418 p_wf->wFormatTag = WAVE_FORMAT_PCM;
419 p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;
420 p_wf->nChannels = p_dec->fmt_out.audio.i_channels;
421 p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;
423 p_wf->wBitsPerSample / 8 * p_wf->nChannels;
424 p_wf->nAvgBytesPerSec =
425 p_wf->nSamplesPerSec * p_wf->nBlockAlign;
428 dmo_output_type.majortype = MEDIATYPE_Audio;
429 dmo_output_type.formattype = FORMAT_WaveFormatEx;
430 dmo_output_type.subtype = MEDIASUBTYPE_PCM;
431 dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);
432 dmo_output_type.pbFormat = (char *)p_wf;
433 dmo_output_type.bFixedSizeSamples = 1;
434 dmo_output_type.bTemporalCompression = 0;
435 dmo_output_type.lSampleSize = p_wf->nBlockAlign;
439 BITMAPINFOHEADER *p_bih;
441 unsigned i_chroma = VLC_FOURCC('Y','U','Y','2');
442 int i_planes = 1, i_bpp = 16;
445 /* Find out which chroma to use */
446 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
448 if( mt.subtype.Data1 == VLC_FOURCC('Y','V','1','2') )
450 i_chroma = mt.subtype.Data1;
451 i_planes = 3; i_bpp = 12;
454 DMOFreeMediaType( &mt );
457 p_dec->fmt_out.i_codec = i_chroma == VLC_FOURCC('Y','V','1','2') ?
458 VLC_FOURCC('I','4','2','0') : i_chroma;
459 p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
460 p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height;
461 p_dec->fmt_out.video.i_bits_per_pixel = i_bpp;
463 /* If an aspect-ratio was specified in the input format then force it */
464 if( p_dec->fmt_in.video.i_aspect )
466 p_dec->fmt_out.video.i_aspect = p_dec->fmt_in.video.i_aspect;
470 p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR *
471 p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height;
474 p_bih = &p_vih->bmiHeader;
475 p_bih->biCompression = i_chroma;
476 p_bih->biHeight *= -1;
477 p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;
478 p_bih->biSizeImage = p_dec->fmt_in.video.i_width *
479 p_dec->fmt_in.video.i_height *
480 (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;
482 p_bih->biPlanes = i_planes;
483 p_bih->biSize = sizeof(BITMAPINFOHEADER);
485 dmo_output_type.majortype = MEDIATYPE_Video;
486 dmo_output_type.formattype = FORMAT_VideoInfo;
487 dmo_output_type.subtype = dmo_output_type.majortype;
488 dmo_output_type.subtype.Data1 = p_bih->biCompression;
489 dmo_output_type.bFixedSizeSamples = true;
490 dmo_output_type.bTemporalCompression = 0;
491 dmo_output_type.lSampleSize = p_bih->biSizeImage;
492 dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);
493 dmo_output_type.pbFormat = (char *)p_vih;
497 /* Enumerate output types */
498 if( p_dec->fmt_in.i_cat == VIDEO_ES )
503 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
505 msg_Dbg( p_dec, "available output chroma: %4.4s",
506 (char *)&mt.subtype.Data1 );
507 DMOFreeMediaType( &mt );
512 if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )
514 msg_Err( p_dec, "can't set DMO output type" );
517 msg_Dbg( p_dec, "DMO output type set" );
519 /* Allocate the memory needed to store the decoder's structure */
520 if( ( p_dec->p_sys = p_sys =
521 (decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL )
523 msg_Err( p_dec, "out of memory" );
527 p_sys->hmsdmo_dll = hmsdmo_dll;
528 p_sys->p_dmo = p_dmo;
530 p_sys->ldt_fs = ldt_fs;
533 /* Find out some properties of the output */
535 uint32_t i_size, i_align;
537 p_sys->i_min_output = 0;
538 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
540 msg_Err( p_dec, "GetOutputSizeInfo() failed" );
545 msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
547 p_sys->i_min_output = i_size;
548 p_sys->p_buffer = malloc( i_size );
549 if( !p_sys->p_buffer ) goto error;
553 /* Set output properties */
554 p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
555 if( p_dec->fmt_out.i_cat == AUDIO_ES )
556 date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
558 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
567 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
568 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
571 Restore_LDT_Keeper( ldt_fs );
573 /* Uninitialize OLE/COM */
584 /*****************************************************************************
585 * LoadDMO: Load the DMO object
586 *****************************************************************************/
587 static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
588 IMediaObject **pp_dmo, es_format_t *p_fmt,
591 DMO_PARTIAL_MEDIATYPE dmo_partial_type;
595 long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
596 const DMO_PARTIAL_MEDIATYPE *,
597 uint32_t, const DMO_PARTIAL_MEDIATYPE *,
600 IEnumDMO *p_enum_dmo = NULL;
607 IClassFactory *cFactory = NULL;
608 IUnknown *cObject = NULL;
609 const codec_dll *codecs_table = b_out ? encoders_table : decoders_table;
612 /* Look for a DMO which can handle the requested codec */
613 if( p_fmt->i_cat == AUDIO_ES )
616 dmo_partial_type.type = MEDIATYPE_Audio;
617 dmo_partial_type.subtype = dmo_partial_type.type;
618 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
619 fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
620 if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
624 dmo_partial_type.type = MEDIATYPE_Video;
625 dmo_partial_type.subtype = dmo_partial_type.type;
626 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
631 *p_hmsdmo_dll = LoadLibrary( "msdmo.dll" );
632 if( *p_hmsdmo_dll == NULL )
634 msg_Dbg( p_this, "failed loading msdmo.dll" );
637 OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
638 if( OurDMOEnum == NULL )
640 msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
641 FreeLibrary( *p_hmsdmo_dll );
647 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
648 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
652 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
653 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
657 FreeLibrary( *p_hmsdmo_dll );
658 /* return VLC_EGENERIC; */
659 /* Try loading the dll directly */
663 /* Pickup the first available codec */
665 while( ( S_OK == p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
666 &psz_dmo_name, &i_dummy /* NULL doesn't work */ ) ) )
668 char psz_temp[MAX_PATH];
669 wcstombs( psz_temp, psz_dmo_name, MAX_PATH );
670 msg_Dbg( p_this, "found DMO: %s", psz_temp );
671 CoTaskMemFree( psz_dmo_name );
674 if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
675 &IID_IMediaObject, (void **)pp_dmo ) )
677 msg_Warn( p_this, "can't create DMO: %s", psz_temp );
683 p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );
687 FreeLibrary( *p_hmsdmo_dll );
688 /* return VLC_EGENERIC; */
689 /* Try loading the dll directly */
698 for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
700 if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
703 if( codecs_table[i_codec].i_fourcc == 0 )
704 return VLC_EGENERIC; /* Can't happen */
706 *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
707 if( *p_hmsdmo_dll == NULL )
709 msg_Dbg( p_this, "failed loading '%s'",
710 codecs_table[i_codec].psz_dll );
714 GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
717 msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
718 FreeLibrary( *p_hmsdmo_dll );
722 i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory,
724 if( i_err || cFactory == NULL )
726 msg_Dbg( p_this, "no such class object" );
727 FreeLibrary( *p_hmsdmo_dll );
731 i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown,
733 cFactory->vt->Release( (IUnknown*)cFactory );
734 if( i_err || !cObject )
736 msg_Dbg( p_this, "class factory failure" );
737 FreeLibrary( *p_hmsdmo_dll );
740 i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject,
742 cObject->vt->Release( (IUnknown*)cObject );
743 if( i_err || !*pp_dmo )
745 msg_Dbg( p_this, "QueryInterface failure" );
746 FreeLibrary( *p_hmsdmo_dll );
753 /*****************************************************************************
754 * DecoderClose: close codec
755 *****************************************************************************/
756 void DecoderClose( vlc_object_t *p_this )
758 decoder_t *p_dec = (decoder_t*)p_this;
759 decoder_sys_t *p_sys = p_dec->p_sys;
763 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
764 FreeLibrary( p_sys->hmsdmo_dll );
768 Restore_LDT_Keeper( p_sys->ldt_fs );
771 /* Uninitialize OLE/COM */
775 free( p_sys->p_buffer );
779 /****************************************************************************
780 * DecodeBlock: the whole thing
781 ****************************************************************************
782 * This function must be fed with ogg packets.
783 ****************************************************************************/
784 static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
786 decoder_sys_t *p_sys = p_dec->p_sys;
790 DMO_OUTPUT_DATA_BUFFER db;
797 if( DecOpen( VLC_OBJECT(p_dec) ) )
799 msg_Err( p_dec, "DecOpen failed" );
802 p_sys = p_dec->p_sys;
805 if( !pp_block ) return NULL;
809 /* Won't work with streams with B-frames, but do we have any ? */
810 if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;
812 /* Date management */
813 if( p_block && p_block->i_pts > 0 &&
814 p_block->i_pts != date_Get( &p_sys->end_date ) )
816 date_Set( &p_sys->end_date, p_block->i_pts );
819 #if 0 /* Breaks the video decoding */
820 if( !date_Get( &p_sys->end_date ) )
822 /* We've just started the stream, wait for the first PTS. */
823 if( p_block ) block_Release( p_block );
828 /* Feed input to the DMO */
829 if( p_block && p_block->i_buffer )
833 p_in = CMediaBufferCreate( p_block, p_block->i_buffer, true );
835 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
836 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
839 p_in->vt->Release( (IUnknown *)p_in );
841 if( i_result == S_FALSE )
843 /* No output generated */
845 msg_Dbg( p_dec, "ProcessInput(): no output generated" );
849 else if( i_result == (int)DMO_E_NOTACCEPTING )
851 /* Need to call ProcessOutput */
852 msg_Dbg( p_dec, "ProcessInput(): not accepting" );
854 else if( i_result != S_OK )
856 msg_Dbg( p_dec, "ProcessInput(): failed" );
861 //msg_Dbg( p_dec, "ProcessInput(): successful" );
865 else if( p_block && !p_block->i_buffer )
867 block_Release( p_block );
871 /* Get output from the DMO */
872 block_out.p_buffer = p_sys->p_buffer;
873 block_out.i_buffer = 0;
875 p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, false );
876 memset( &db, 0, sizeof(db) );
877 db.pBuffer = (IMediaBuffer *)p_out;
879 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
880 DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
883 if( i_result != S_OK )
885 if( i_result != S_FALSE )
886 msg_Dbg( p_dec, "ProcessOutput(): failed" );
889 msg_Dbg( p_dec, "ProcessOutput(): no output" );
892 p_out->vt->Release( (IUnknown *)p_out );
897 msg_Dbg( p_dec, "ProcessOutput(): success" );
900 if( !block_out.i_buffer )
903 msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
905 p_out->vt->Release( (IUnknown *)p_out );
909 if( p_dec->fmt_out.i_cat == VIDEO_ES )
911 /* Get a new picture */
912 picture_t *p_pic = p_dec->pf_vout_buffer_new( p_dec );
913 if( !p_pic ) return NULL;
915 CopyPicture( p_dec, p_pic, block_out.p_buffer );
917 /* Date management */
918 p_pic->date = date_Get( &p_sys->end_date );
919 date_Increment( &p_sys->end_date, 1 );
921 p_out->vt->Release( (IUnknown *)p_out );
927 aout_buffer_t *p_aout_buffer;
928 int i_samples = block_out.i_buffer /
929 ( p_dec->fmt_out.audio.i_bitspersample *
930 p_dec->fmt_out.audio.i_channels / 8 );
932 p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples );
933 memcpy( p_aout_buffer->p_buffer,
934 block_out.p_buffer, block_out.i_buffer );
936 /* Date management */
937 p_aout_buffer->start_date = date_Get( &p_sys->end_date );
938 p_aout_buffer->end_date =
939 date_Increment( &p_sys->end_date, i_samples );
941 p_out->vt->Release( (IUnknown *)p_out );
943 return p_aout_buffer;
949 static void CopyPicture( decoder_t *p_dec, picture_t *p_pic, uint8_t *p_in )
951 int i_plane, i_line, i_width, i_dst_stride;
952 uint8_t *p_dst, *p_src = p_in;
954 p_dst = p_pic->p[1].p_pixels;
955 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
956 p_pic->p[2].p_pixels = p_dst;
958 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
960 p_dst = p_pic->p[i_plane].p_pixels;
961 i_width = p_pic->p[i_plane].i_visible_pitch;
962 i_dst_stride = p_pic->p[i_plane].i_pitch;
964 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines; i_line++ )
966 vlc_memcpy( p_dst, p_src, i_width );
968 p_dst += i_dst_stride;
972 p_dst = p_pic->p[1].p_pixels;
973 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
974 p_pic->p[2].p_pixels = p_dst;
977 /****************************************************************************
978 * Encoder descriptor declaration
979 ****************************************************************************/
982 HINSTANCE hmsdmo_dll;
994 /*****************************************************************************
995 * EncoderOpen: open dmo codec
996 *****************************************************************************/
997 static int EncoderOpen( vlc_object_t *p_this )
999 encoder_t *p_enc = (encoder_t*)p_this;
1001 int i_ret = EncOpen( p_this );
1002 if( i_ret != VLC_SUCCESS ) return i_ret;
1005 p_enc->pf_encode_video = (block_t *(*)(encoder_t *, picture_t *))
1007 p_enc->pf_encode_audio = (block_t *(*)(encoder_t *, aout_buffer_t *))
1013 /*****************************************************************************
1014 * EncoderSetVideoType: configures the input and output types of the dmo
1015 *****************************************************************************/
1016 static int EncoderSetVideoType( encoder_t *p_enc, IMediaObject *p_dmo )
1018 int i, i_selected, i_err;
1019 DMO_MEDIA_TYPE dmo_type;
1020 VIDEOINFOHEADER vih, *p_vih;
1021 BITMAPINFOHEADER *p_bih;
1024 p_enc->fmt_in.video.i_bits_per_pixel =
1025 p_enc->fmt_out.video.i_bits_per_pixel = 12;
1027 /* Enumerate input format (for debug output) */
1029 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1031 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1033 msg_Dbg( p_enc, "available input chroma: %4.4s",
1034 (char *)&dmo_type.subtype.Data1 );
1035 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB565, 16 ) )
1036 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB565" );
1037 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB24, 16 ) )
1038 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB24" );
1040 DMOFreeMediaType( &dmo_type );
1043 /* Setup input format */
1044 memset( &dmo_type, 0, sizeof(dmo_type) );
1045 memset( &vih, 0, sizeof(VIDEOINFOHEADER) );
1047 p_bih = &vih.bmiHeader;
1048 p_bih->biCompression = VLC_FOURCC('I','4','2','0');
1049 p_bih->biWidth = p_enc->fmt_in.video.i_width;
1050 p_bih->biHeight = p_enc->fmt_in.video.i_height;
1051 p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
1052 p_bih->biSizeImage = p_enc->fmt_in.video.i_width *
1053 p_enc->fmt_in.video.i_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
1054 p_bih->biPlanes = 3;
1055 p_bih->biSize = sizeof(BITMAPINFOHEADER);
1057 vih.rcSource.left = vih.rcSource.top = 0;
1058 vih.rcSource.right = p_enc->fmt_in.video.i_width;
1059 vih.rcSource.bottom = p_enc->fmt_in.video.i_height;
1060 vih.rcTarget = vih.rcSource;
1062 vih.AvgTimePerFrame = INT64_C(10000000) / 25; //FIXME
1064 dmo_type.majortype = MEDIATYPE_Video;
1065 //dmo_type.subtype = MEDIASUBTYPE_RGB24;
1066 dmo_type.subtype = MEDIASUBTYPE_I420;
1067 //dmo_type.subtype.Data1 = p_bih->biCompression;
1068 dmo_type.formattype = FORMAT_VideoInfo;
1069 dmo_type.bFixedSizeSamples = TRUE;
1070 dmo_type.bTemporalCompression = FALSE;
1071 dmo_type.lSampleSize = p_bih->biSizeImage;
1072 dmo_type.cbFormat = sizeof(VIDEOINFOHEADER);
1073 dmo_type.pbFormat = (char *)&vih;
1075 if( ( i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 ) ) )
1077 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1078 return VLC_EGENERIC;
1081 msg_Dbg( p_enc, "successfully set input type" );
1083 /* Setup output format */
1084 memset( &dmo_type, 0, sizeof(dmo_type) );
1087 /* Enumerate output types */
1088 i = 0, i_selected = -1;
1089 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1091 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1093 msg_Dbg( p_enc, "available output codec: %4.4s",
1094 (char *)&dmo_type.subtype.Data1 );
1096 if( p_vih->bmiHeader.biCompression == p_enc->fmt_out.i_codec )
1099 DMOFreeMediaType( &dmo_type );
1102 if( i_selected < 0 )
1104 msg_Err( p_enc, "couldn't find codec: %4.4s",
1105 (char *)&p_enc->fmt_out.i_codec );
1106 return VLC_EGENERIC;
1109 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1110 ((VIDEOINFOHEADER *)dmo_type.pbFormat)->dwBitRate =
1111 p_enc->fmt_out.i_bitrate;
1113 /* Get the private data for the codec */
1116 IWMCodecPrivateData *p_privdata;
1117 VIDEOINFOHEADER *p_vih;
1118 uint8_t *p_data = 0;
1119 uint32_t i_data = 0, i_vih;
1121 i_err = p_dmo->vt->QueryInterface( (IUnknown *)p_dmo,
1122 &IID_IWMCodecPrivateData,
1123 (void **)&p_privdata );
1126 i_err = p_privdata->vt->SetPartialOutputType( p_privdata, &dmo_type );
1129 msg_Err( p_enc, "SetPartialOutputType() failed" );
1130 p_privdata->vt->Release( (IUnknown *)p_privdata );
1134 i_err = p_privdata->vt->GetPrivateData( p_privdata, NULL, &i_data );
1137 msg_Err( p_enc, "GetPrivateData() failed" );
1138 p_privdata->vt->Release( (IUnknown *)p_privdata );
1142 p_data = malloc( i_data );
1143 i_err = p_privdata->vt->GetPrivateData( p_privdata, p_data, &i_data );
1145 /* Update the media type with the private data */
1146 i_vih = dmo_type.cbFormat + i_data;
1147 p_vih = CoTaskMemAlloc( i_vih );
1148 memcpy( p_vih, dmo_type.pbFormat, dmo_type.cbFormat );
1149 memcpy( ((uint8_t *)p_vih) + dmo_type.cbFormat, p_data, i_data );
1150 DMOFreeMediaType( &dmo_type );
1151 dmo_type.pbFormat = (char*)p_vih;
1152 dmo_type.cbFormat = i_vih;
1154 msg_Dbg( p_enc, "found extra data: %i", i_data );
1155 p_enc->fmt_out.i_extra = i_data;
1156 p_enc->fmt_out.p_extra = p_data;
1160 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1162 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1163 p_enc->fmt_in.i_codec = VLC_FOURCC('I','4','2','0');
1165 DMOFreeMediaType( &dmo_type );
1168 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1169 return VLC_EGENERIC;
1172 msg_Dbg( p_enc, "successfully set output type" );
1176 /*****************************************************************************
1177 * EncoderSetAudioType: configures the input and output types of the dmo
1178 *****************************************************************************/
1179 static int EncoderSetAudioType( encoder_t *p_enc, IMediaObject *p_dmo )
1181 int i, i_selected, i_err;
1182 unsigned int i_last_byterate;
1184 DMO_MEDIA_TYPE dmo_type;
1187 /* Setup the format structure */
1188 fourcc_to_wf_tag( p_enc->fmt_out.i_codec, &i_tag );
1189 if( i_tag == 0 ) return VLC_EGENERIC;
1191 p_enc->fmt_in.i_codec = AOUT_FMT_S16_NE;
1192 p_enc->fmt_in.audio.i_bitspersample = 16;
1194 /* We first need to choose an output type from the predefined
1195 * list of choices (we cycle through the list to select the best match) */
1196 i = 0; i_selected = -1; i_last_byterate = 0;
1197 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1199 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1200 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1201 "bits per sample: %i, bitrate: %i, blockalign: %i",
1202 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1203 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1204 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1206 if( p_wf->wFormatTag == i_tag &&
1207 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1208 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1209 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1211 if( (int)p_wf->nAvgBytesPerSec <
1212 p_enc->fmt_out.i_bitrate * 110 / 800 /* + 10% */ &&
1213 p_wf->nAvgBytesPerSec > i_last_byterate )
1216 i_last_byterate = p_wf->nAvgBytesPerSec;
1217 msg_Dbg( p_enc, "selected entry %i (bitrate: %i)",
1218 i_selected, p_wf->nAvgBytesPerSec * 8 );
1222 DMOFreeMediaType( &dmo_type );
1225 if( i_selected < 0 )
1227 msg_Err( p_enc, "couldn't find a matching output" );
1228 return VLC_EGENERIC;
1231 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1232 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1234 msg_Dbg( p_enc, "selected format: %i, sample rate:%i, "
1235 "channels: %i, bits per sample: %i, bitrate: %i, blockalign: %i",
1236 (int)p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1237 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1238 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1240 p_enc->fmt_out.audio.i_rate = p_wf->nSamplesPerSec;
1241 p_enc->fmt_out.audio.i_channels = p_wf->nChannels;
1242 p_enc->fmt_out.audio.i_bitspersample = p_wf->wBitsPerSample;
1243 p_enc->fmt_out.audio.i_blockalign = p_wf->nBlockAlign;
1244 p_enc->fmt_out.i_bitrate = p_wf->nAvgBytesPerSec * 8;
1248 msg_Dbg( p_enc, "found cbSize: %i", p_wf->cbSize );
1249 p_enc->fmt_out.i_extra = p_wf->cbSize;
1250 p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
1251 memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
1254 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1255 DMOFreeMediaType( &dmo_type );
1259 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1260 return VLC_EGENERIC;
1263 msg_Dbg( p_enc, "successfully set output type" );
1265 /* Setup the input type */
1266 i = 0; i_selected = -1;
1267 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1269 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1270 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1271 "bits per sample: %i, bitrate: %i, blockalign: %i",
1272 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1273 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1274 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1276 if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
1277 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1278 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1279 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1284 DMOFreeMediaType( &dmo_type );
1287 if( i_selected < 0 )
1289 msg_Err( p_enc, "couldn't find a matching input" );
1290 return VLC_EGENERIC;
1293 p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
1294 i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
1295 DMOFreeMediaType( &dmo_type );
1298 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1299 return VLC_EGENERIC;
1301 msg_Dbg( p_enc, "successfully set input type" );
1306 /*****************************************************************************
1307 * EncOpen: open dmo codec
1308 *****************************************************************************/
1309 static int EncOpen( vlc_object_t *p_this )
1311 encoder_t *p_enc = (encoder_t*)p_this;
1312 encoder_sys_t *p_sys = NULL;
1313 IMediaObject *p_dmo = NULL;
1314 HINSTANCE hmsdmo_dll = NULL;
1317 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
1319 /* Initialize OLE/COM */
1323 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, true )
1331 if( p_enc->fmt_in.i_cat == VIDEO_ES )
1333 if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1337 if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1340 /* Allocate the memory needed to store the decoder's structure */
1341 if( ( p_enc->p_sys = p_sys =
1342 (encoder_sys_t *)malloc(sizeof(encoder_sys_t)) ) == NULL )
1344 msg_Err( p_enc, "out of memory" );
1348 p_sys->hmsdmo_dll = hmsdmo_dll;
1349 p_sys->p_dmo = p_dmo;
1351 p_sys->ldt_fs = ldt_fs;
1354 /* Find out some properties of the inputput */
1356 uint32_t i_size, i_align, dum;
1358 if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
1359 msg_Err( p_enc, "GetInputSizeInfo() failed" );
1361 msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
1362 i_size, i_align, dum );
1365 /* Find out some properties of the output */
1367 uint32_t i_size, i_align;
1369 p_sys->i_min_output = 0;
1370 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
1372 msg_Err( p_enc, "GetOutputSizeInfo() failed" );
1377 msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
1379 p_sys->i_min_output = i_size;
1383 /* Set output properties */
1384 p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
1385 if( p_enc->fmt_out.i_cat == AUDIO_ES )
1386 date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
1388 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
1394 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
1395 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
1398 Restore_LDT_Keeper( ldt_fs );
1400 /* Uninitialize OLE/COM */
1406 return VLC_EGENERIC;
1409 /****************************************************************************
1410 * Encode: the whole thing
1411 ****************************************************************************/
1412 static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
1414 encoder_sys_t *p_sys = p_enc->p_sys;
1416 block_t *p_chain = NULL;
1417 block_t *p_block_in;
1422 if( !p_data ) return NULL;
1424 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1426 /* Get picture data */
1427 int i_plane, i_line, i_width, i_src_stride;
1428 picture_t *p_pic = (picture_t *)p_data;
1431 int i_buffer = p_enc->fmt_in.video.i_width *
1432 p_enc->fmt_in.video.i_height *
1433 p_enc->fmt_in.video.i_bits_per_pixel / 8;
1435 p_block_in = block_New( p_enc, i_buffer );
1437 /* Copy picture stride by stride */
1438 p_dst = p_block_in->p_buffer;
1439 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1441 uint8_t *p_src = p_pic->p[i_plane].p_pixels;
1442 i_width = p_pic->p[i_plane].i_visible_pitch;
1443 i_src_stride = p_pic->p[i_plane].i_pitch;
1445 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
1448 vlc_memcpy( p_dst, p_src, i_width );
1450 p_src += i_src_stride;
1454 i_pts = p_pic->date;
1458 aout_buffer_t *p_aout_buffer = (aout_buffer_t *)p_data;
1459 p_block_in = block_New( p_enc, p_aout_buffer->i_nb_bytes );
1460 memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
1461 p_block_in->i_buffer );
1463 i_pts = p_aout_buffer->start_date;
1466 /* Feed input to the DMO */
1467 p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, true );
1468 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
1469 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
1471 p_in->vt->Release( (IUnknown *)p_in );
1472 if( i_result == S_FALSE )
1474 /* No output generated */
1476 msg_Dbg( p_enc, "ProcessInput(): no output generated %"PRId64, i_pts );
1480 else if( i_result == (int)DMO_E_NOTACCEPTING )
1482 /* Need to call ProcessOutput */
1483 msg_Dbg( p_enc, "ProcessInput(): not accepting" );
1485 else if( i_result != S_OK )
1487 msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
1492 msg_Dbg( p_enc, "ProcessInput(): success" );
1495 /* Get output from the DMO */
1498 DMO_OUTPUT_DATA_BUFFER db;
1499 block_t *p_block_out;
1500 CMediaBuffer *p_out;
1502 p_block_out = block_New( p_enc, p_sys->i_min_output );
1503 p_block_out->i_buffer = 0;
1504 p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, false);
1505 memset( &db, 0, sizeof(db) );
1506 db.pBuffer = (IMediaBuffer *)p_out;
1508 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
1509 0, 1, &db, &i_status );
1511 if( i_result != S_OK )
1513 if( i_result != S_FALSE )
1514 msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
1517 msg_Dbg( p_enc, "ProcessOutput(): no output" );
1520 p_out->vt->Release( (IUnknown *)p_out );
1521 block_Release( p_block_out );
1525 if( !p_block_out->i_buffer )
1528 msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
1530 p_out->vt->Release( (IUnknown *)p_out );
1531 block_Release( p_block_out );
1535 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
1538 msg_Dbg( p_enc, "ProcessOutput(): pts: %"PRId64", %"PRId64,
1539 i_pts, db.rtTimestamp / 10 );
1541 i_pts = db.rtTimestamp / 10;
1544 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
1546 p_block_out->i_length = db.rtTimelength / 10;
1548 msg_Dbg( p_enc, "ProcessOutput(): length: %"PRId64,
1549 p_block_out->i_length );
1553 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1555 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT )
1556 p_block_out->i_flags |= BLOCK_FLAG_TYPE_I;
1558 p_block_out->i_flags |= BLOCK_FLAG_TYPE_P;
1561 p_block_out->i_dts = p_block_out->i_pts = i_pts;
1562 block_ChainAppend( &p_chain, p_block_out );
1566 /*****************************************************************************
1567 * EncoderClose: close codec
1568 *****************************************************************************/
1569 void EncoderClose( vlc_object_t *p_this )
1571 encoder_t *p_enc = (encoder_t*)p_this;
1572 encoder_sys_t *p_sys = p_enc->p_sys;
1574 if( !p_sys ) return;
1576 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
1577 FreeLibrary( p_sys->hmsdmo_dll );
1581 Restore_LDT_Keeper( p_sys->ldt_fs );
1584 /* Uninitialize OLE/COM */