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 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 )
526 p_sys->hmsdmo_dll = hmsdmo_dll;
527 p_sys->p_dmo = p_dmo;
529 p_sys->ldt_fs = ldt_fs;
532 /* Find out some properties of the output */
534 uint32_t i_size, i_align;
536 p_sys->i_min_output = 0;
537 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
539 msg_Err( p_dec, "GetOutputSizeInfo() failed" );
544 msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
546 p_sys->i_min_output = i_size;
547 p_sys->p_buffer = malloc( i_size );
548 if( !p_sys->p_buffer ) goto error;
552 /* Set output properties */
553 p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
554 if( p_dec->fmt_out.i_cat == AUDIO_ES )
555 date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
557 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
566 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
567 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
570 Restore_LDT_Keeper( ldt_fs );
572 /* Uninitialize OLE/COM */
583 /*****************************************************************************
584 * LoadDMO: Load the DMO object
585 *****************************************************************************/
586 static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
587 IMediaObject **pp_dmo, es_format_t *p_fmt,
590 DMO_PARTIAL_MEDIATYPE dmo_partial_type;
594 long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
595 const DMO_PARTIAL_MEDIATYPE *,
596 uint32_t, const DMO_PARTIAL_MEDIATYPE *,
599 IEnumDMO *p_enum_dmo = NULL;
606 IClassFactory *cFactory = NULL;
607 IUnknown *cObject = NULL;
608 const codec_dll *codecs_table = b_out ? encoders_table : decoders_table;
611 /* Look for a DMO which can handle the requested codec */
612 if( p_fmt->i_cat == AUDIO_ES )
615 dmo_partial_type.type = MEDIATYPE_Audio;
616 dmo_partial_type.subtype = dmo_partial_type.type;
617 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
618 fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
619 if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
623 dmo_partial_type.type = MEDIATYPE_Video;
624 dmo_partial_type.subtype = dmo_partial_type.type;
625 dmo_partial_type.subtype.Data1 = p_fmt->i_codec;
630 *p_hmsdmo_dll = LoadLibrary( "msdmo.dll" );
631 if( *p_hmsdmo_dll == NULL )
633 msg_Dbg( p_this, "failed loading msdmo.dll" );
636 OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
637 if( OurDMOEnum == NULL )
639 msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
640 FreeLibrary( *p_hmsdmo_dll );
646 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
647 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
651 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
652 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
656 FreeLibrary( *p_hmsdmo_dll );
657 /* return VLC_EGENERIC; */
658 /* Try loading the dll directly */
662 /* Pickup the first available codec */
664 while( ( S_OK == p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
665 &psz_dmo_name, &i_dummy /* NULL doesn't work */ ) ) )
667 char psz_temp[MAX_PATH];
668 wcstombs( psz_temp, psz_dmo_name, MAX_PATH );
669 msg_Dbg( p_this, "found DMO: %s", psz_temp );
670 CoTaskMemFree( psz_dmo_name );
673 if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
674 &IID_IMediaObject, (void **)pp_dmo ) )
676 msg_Warn( p_this, "can't create DMO: %s", psz_temp );
682 p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );
686 FreeLibrary( *p_hmsdmo_dll );
687 /* return VLC_EGENERIC; */
688 /* Try loading the dll directly */
697 for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
699 if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
702 if( codecs_table[i_codec].i_fourcc == 0 )
703 return VLC_EGENERIC; /* Can't happen */
705 *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
706 if( *p_hmsdmo_dll == NULL )
708 msg_Dbg( p_this, "failed loading '%s'",
709 codecs_table[i_codec].psz_dll );
713 GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
716 msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
717 FreeLibrary( *p_hmsdmo_dll );
721 i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory,
723 if( i_err || cFactory == NULL )
725 msg_Dbg( p_this, "no such class object" );
726 FreeLibrary( *p_hmsdmo_dll );
730 i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown,
732 cFactory->vt->Release( (IUnknown*)cFactory );
733 if( i_err || !cObject )
735 msg_Dbg( p_this, "class factory failure" );
736 FreeLibrary( *p_hmsdmo_dll );
739 i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject,
741 cObject->vt->Release( (IUnknown*)cObject );
742 if( i_err || !*pp_dmo )
744 msg_Dbg( p_this, "QueryInterface failure" );
745 FreeLibrary( *p_hmsdmo_dll );
752 /*****************************************************************************
753 * DecoderClose: close codec
754 *****************************************************************************/
755 void DecoderClose( vlc_object_t *p_this )
757 decoder_t *p_dec = (decoder_t*)p_this;
758 decoder_sys_t *p_sys = p_dec->p_sys;
762 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
763 FreeLibrary( p_sys->hmsdmo_dll );
767 Restore_LDT_Keeper( p_sys->ldt_fs );
770 /* Uninitialize OLE/COM */
774 free( p_sys->p_buffer );
778 /****************************************************************************
779 * DecodeBlock: the whole thing
780 ****************************************************************************
781 * This function must be fed with ogg packets.
782 ****************************************************************************/
783 static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
785 decoder_sys_t *p_sys = p_dec->p_sys;
789 DMO_OUTPUT_DATA_BUFFER db;
796 if( DecOpen( VLC_OBJECT(p_dec) ) )
798 msg_Err( p_dec, "DecOpen failed" );
801 p_sys = p_dec->p_sys;
804 if( !pp_block ) return NULL;
808 /* Won't work with streams with B-frames, but do we have any ? */
809 if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;
811 /* Date management */
812 if( p_block && p_block->i_pts > 0 &&
813 p_block->i_pts != date_Get( &p_sys->end_date ) )
815 date_Set( &p_sys->end_date, p_block->i_pts );
818 #if 0 /* Breaks the video decoding */
819 if( !date_Get( &p_sys->end_date ) )
821 /* We've just started the stream, wait for the first PTS. */
822 if( p_block ) block_Release( p_block );
827 /* Feed input to the DMO */
828 if( p_block && p_block->i_buffer )
832 p_in = CMediaBufferCreate( p_block, p_block->i_buffer, true );
834 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
835 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
838 p_in->vt->Release( (IUnknown *)p_in );
840 if( i_result == S_FALSE )
842 /* No output generated */
844 msg_Dbg( p_dec, "ProcessInput(): no output generated" );
848 else if( i_result == (int)DMO_E_NOTACCEPTING )
850 /* Need to call ProcessOutput */
851 msg_Dbg( p_dec, "ProcessInput(): not accepting" );
853 else if( i_result != S_OK )
855 msg_Dbg( p_dec, "ProcessInput(): failed" );
860 //msg_Dbg( p_dec, "ProcessInput(): successful" );
864 else if( p_block && !p_block->i_buffer )
866 block_Release( p_block );
870 /* Get output from the DMO */
871 block_out.p_buffer = p_sys->p_buffer;
872 block_out.i_buffer = 0;
874 p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, false );
875 memset( &db, 0, sizeof(db) );
876 db.pBuffer = (IMediaBuffer *)p_out;
878 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
879 DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
882 if( i_result != S_OK )
884 if( i_result != S_FALSE )
885 msg_Dbg( p_dec, "ProcessOutput(): failed" );
888 msg_Dbg( p_dec, "ProcessOutput(): no output" );
891 p_out->vt->Release( (IUnknown *)p_out );
896 msg_Dbg( p_dec, "ProcessOutput(): success" );
899 if( !block_out.i_buffer )
902 msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
904 p_out->vt->Release( (IUnknown *)p_out );
908 if( p_dec->fmt_out.i_cat == VIDEO_ES )
910 /* Get a new picture */
911 picture_t *p_pic = p_dec->pf_vout_buffer_new( p_dec );
912 if( !p_pic ) return NULL;
914 CopyPicture( p_dec, p_pic, block_out.p_buffer );
916 /* Date management */
917 p_pic->date = date_Get( &p_sys->end_date );
918 date_Increment( &p_sys->end_date, 1 );
920 p_out->vt->Release( (IUnknown *)p_out );
926 aout_buffer_t *p_aout_buffer;
927 int i_samples = block_out.i_buffer /
928 ( p_dec->fmt_out.audio.i_bitspersample *
929 p_dec->fmt_out.audio.i_channels / 8 );
931 p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples );
932 memcpy( p_aout_buffer->p_buffer,
933 block_out.p_buffer, block_out.i_buffer );
935 /* Date management */
936 p_aout_buffer->start_date = date_Get( &p_sys->end_date );
937 p_aout_buffer->end_date =
938 date_Increment( &p_sys->end_date, i_samples );
940 p_out->vt->Release( (IUnknown *)p_out );
942 return p_aout_buffer;
948 static void CopyPicture( decoder_t *p_dec, picture_t *p_pic, uint8_t *p_in )
950 int i_plane, i_line, i_width, i_dst_stride;
951 uint8_t *p_dst, *p_src = p_in;
953 p_dst = p_pic->p[1].p_pixels;
954 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
955 p_pic->p[2].p_pixels = p_dst;
957 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
959 p_dst = p_pic->p[i_plane].p_pixels;
960 i_width = p_pic->p[i_plane].i_visible_pitch;
961 i_dst_stride = p_pic->p[i_plane].i_pitch;
963 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines; i_line++ )
965 vlc_memcpy( p_dst, p_src, i_width );
967 p_dst += i_dst_stride;
971 p_dst = p_pic->p[1].p_pixels;
972 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
973 p_pic->p[2].p_pixels = p_dst;
976 /****************************************************************************
977 * Encoder descriptor declaration
978 ****************************************************************************/
981 HINSTANCE hmsdmo_dll;
993 /*****************************************************************************
994 * EncoderOpen: open dmo codec
995 *****************************************************************************/
996 static int EncoderOpen( vlc_object_t *p_this )
998 encoder_t *p_enc = (encoder_t*)p_this;
1000 int i_ret = EncOpen( p_this );
1001 if( i_ret != VLC_SUCCESS ) return i_ret;
1004 p_enc->pf_encode_video = (block_t *(*)(encoder_t *, picture_t *))
1006 p_enc->pf_encode_audio = (block_t *(*)(encoder_t *, aout_buffer_t *))
1012 /*****************************************************************************
1013 * EncoderSetVideoType: configures the input and output types of the dmo
1014 *****************************************************************************/
1015 static int EncoderSetVideoType( encoder_t *p_enc, IMediaObject *p_dmo )
1017 int i, i_selected, i_err;
1018 DMO_MEDIA_TYPE dmo_type;
1019 VIDEOINFOHEADER vih, *p_vih;
1020 BITMAPINFOHEADER *p_bih;
1023 p_enc->fmt_in.video.i_bits_per_pixel =
1024 p_enc->fmt_out.video.i_bits_per_pixel = 12;
1026 /* Enumerate input format (for debug output) */
1028 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1030 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1032 msg_Dbg( p_enc, "available input chroma: %4.4s",
1033 (char *)&dmo_type.subtype.Data1 );
1034 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB565, 16 ) )
1035 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB565" );
1036 if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB24, 16 ) )
1037 msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB24" );
1039 DMOFreeMediaType( &dmo_type );
1042 /* Setup input format */
1043 memset( &dmo_type, 0, sizeof(dmo_type) );
1044 memset( &vih, 0, sizeof(VIDEOINFOHEADER) );
1046 p_bih = &vih.bmiHeader;
1047 p_bih->biCompression = VLC_FOURCC('I','4','2','0');
1048 p_bih->biWidth = p_enc->fmt_in.video.i_width;
1049 p_bih->biHeight = p_enc->fmt_in.video.i_height;
1050 p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
1051 p_bih->biSizeImage = p_enc->fmt_in.video.i_width *
1052 p_enc->fmt_in.video.i_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
1053 p_bih->biPlanes = 3;
1054 p_bih->biSize = sizeof(BITMAPINFOHEADER);
1056 vih.rcSource.left = vih.rcSource.top = 0;
1057 vih.rcSource.right = p_enc->fmt_in.video.i_width;
1058 vih.rcSource.bottom = p_enc->fmt_in.video.i_height;
1059 vih.rcTarget = vih.rcSource;
1061 vih.AvgTimePerFrame = INT64_C(10000000) / 25; //FIXME
1063 dmo_type.majortype = MEDIATYPE_Video;
1064 //dmo_type.subtype = MEDIASUBTYPE_RGB24;
1065 dmo_type.subtype = MEDIASUBTYPE_I420;
1066 //dmo_type.subtype.Data1 = p_bih->biCompression;
1067 dmo_type.formattype = FORMAT_VideoInfo;
1068 dmo_type.bFixedSizeSamples = TRUE;
1069 dmo_type.bTemporalCompression = FALSE;
1070 dmo_type.lSampleSize = p_bih->biSizeImage;
1071 dmo_type.cbFormat = sizeof(VIDEOINFOHEADER);
1072 dmo_type.pbFormat = (char *)&vih;
1074 if( ( i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 ) ) )
1076 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1077 return VLC_EGENERIC;
1080 msg_Dbg( p_enc, "successfully set input type" );
1082 /* Setup output format */
1083 memset( &dmo_type, 0, sizeof(dmo_type) );
1086 /* Enumerate output types */
1087 i = 0, i_selected = -1;
1088 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1090 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1092 msg_Dbg( p_enc, "available output codec: %4.4s",
1093 (char *)&dmo_type.subtype.Data1 );
1095 if( p_vih->bmiHeader.biCompression == p_enc->fmt_out.i_codec )
1098 DMOFreeMediaType( &dmo_type );
1101 if( i_selected < 0 )
1103 msg_Err( p_enc, "couldn't find codec: %4.4s",
1104 (char *)&p_enc->fmt_out.i_codec );
1105 return VLC_EGENERIC;
1108 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1109 ((VIDEOINFOHEADER *)dmo_type.pbFormat)->dwBitRate =
1110 p_enc->fmt_out.i_bitrate;
1112 /* Get the private data for the codec */
1115 IWMCodecPrivateData *p_privdata;
1116 VIDEOINFOHEADER *p_vih;
1117 uint8_t *p_data = 0;
1118 uint32_t i_data = 0, i_vih;
1120 i_err = p_dmo->vt->QueryInterface( (IUnknown *)p_dmo,
1121 &IID_IWMCodecPrivateData,
1122 (void **)&p_privdata );
1125 i_err = p_privdata->vt->SetPartialOutputType( p_privdata, &dmo_type );
1128 msg_Err( p_enc, "SetPartialOutputType() failed" );
1129 p_privdata->vt->Release( (IUnknown *)p_privdata );
1133 i_err = p_privdata->vt->GetPrivateData( p_privdata, NULL, &i_data );
1136 msg_Err( p_enc, "GetPrivateData() failed" );
1137 p_privdata->vt->Release( (IUnknown *)p_privdata );
1141 p_data = malloc( i_data );
1142 i_err = p_privdata->vt->GetPrivateData( p_privdata, p_data, &i_data );
1144 /* Update the media type with the private data */
1145 i_vih = dmo_type.cbFormat + i_data;
1146 p_vih = CoTaskMemAlloc( i_vih );
1147 memcpy( p_vih, dmo_type.pbFormat, dmo_type.cbFormat );
1148 memcpy( ((uint8_t *)p_vih) + dmo_type.cbFormat, p_data, i_data );
1149 DMOFreeMediaType( &dmo_type );
1150 dmo_type.pbFormat = (char*)p_vih;
1151 dmo_type.cbFormat = i_vih;
1153 msg_Dbg( p_enc, "found extra data: %i", i_data );
1154 p_enc->fmt_out.i_extra = i_data;
1155 p_enc->fmt_out.p_extra = p_data;
1159 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1161 p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
1162 p_enc->fmt_in.i_codec = VLC_FOURCC('I','4','2','0');
1164 DMOFreeMediaType( &dmo_type );
1167 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1168 return VLC_EGENERIC;
1171 msg_Dbg( p_enc, "successfully set output type" );
1175 /*****************************************************************************
1176 * EncoderSetAudioType: configures the input and output types of the dmo
1177 *****************************************************************************/
1178 static int EncoderSetAudioType( encoder_t *p_enc, IMediaObject *p_dmo )
1180 int i, i_selected, i_err;
1181 unsigned int i_last_byterate;
1183 DMO_MEDIA_TYPE dmo_type;
1186 /* Setup the format structure */
1187 fourcc_to_wf_tag( p_enc->fmt_out.i_codec, &i_tag );
1188 if( i_tag == 0 ) return VLC_EGENERIC;
1190 p_enc->fmt_in.i_codec = AOUT_FMT_S16_NE;
1191 p_enc->fmt_in.audio.i_bitspersample = 16;
1193 /* We first need to choose an output type from the predefined
1194 * list of choices (we cycle through the list to select the best match) */
1195 i = 0; i_selected = -1; i_last_byterate = 0;
1196 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
1198 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1199 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1200 "bits per sample: %i, bitrate: %i, blockalign: %i",
1201 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1202 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1203 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1205 if( p_wf->wFormatTag == i_tag &&
1206 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1207 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1208 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1210 if( (int)p_wf->nAvgBytesPerSec <
1211 p_enc->fmt_out.i_bitrate * 110 / 800 /* + 10% */ &&
1212 p_wf->nAvgBytesPerSec > i_last_byterate )
1215 i_last_byterate = p_wf->nAvgBytesPerSec;
1216 msg_Dbg( p_enc, "selected entry %i (bitrate: %i)",
1217 i_selected, p_wf->nAvgBytesPerSec * 8 );
1221 DMOFreeMediaType( &dmo_type );
1224 if( i_selected < 0 )
1226 msg_Err( p_enc, "couldn't find a matching output" );
1227 return VLC_EGENERIC;
1230 p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
1231 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1233 msg_Dbg( p_enc, "selected format: %i, sample rate:%i, "
1234 "channels: %i, bits per sample: %i, bitrate: %i, blockalign: %i",
1235 (int)p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1236 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1237 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1239 p_enc->fmt_out.audio.i_rate = p_wf->nSamplesPerSec;
1240 p_enc->fmt_out.audio.i_channels = p_wf->nChannels;
1241 p_enc->fmt_out.audio.i_bitspersample = p_wf->wBitsPerSample;
1242 p_enc->fmt_out.audio.i_blockalign = p_wf->nBlockAlign;
1243 p_enc->fmt_out.i_bitrate = p_wf->nAvgBytesPerSec * 8;
1247 msg_Dbg( p_enc, "found cbSize: %i", p_wf->cbSize );
1248 p_enc->fmt_out.i_extra = p_wf->cbSize;
1249 p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
1250 memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
1253 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1254 DMOFreeMediaType( &dmo_type );
1258 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1259 return VLC_EGENERIC;
1262 msg_Dbg( p_enc, "successfully set output type" );
1264 /* Setup the input type */
1265 i = 0; i_selected = -1;
1266 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1268 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1269 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1270 "bits per sample: %i, bitrate: %i, blockalign: %i",
1271 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1272 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1273 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1275 if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
1276 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1277 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1278 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1283 DMOFreeMediaType( &dmo_type );
1286 if( i_selected < 0 )
1288 msg_Err( p_enc, "couldn't find a matching input" );
1289 return VLC_EGENERIC;
1292 p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
1293 i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
1294 DMOFreeMediaType( &dmo_type );
1297 msg_Err( p_enc, "can't set DMO input type: %x", i_err );
1298 return VLC_EGENERIC;
1300 msg_Dbg( p_enc, "successfully set input type" );
1305 /*****************************************************************************
1306 * EncOpen: open dmo codec
1307 *****************************************************************************/
1308 static int EncOpen( vlc_object_t *p_this )
1310 encoder_t *p_enc = (encoder_t*)p_this;
1311 encoder_sys_t *p_sys = NULL;
1312 IMediaObject *p_dmo = NULL;
1313 HINSTANCE hmsdmo_dll = NULL;
1316 ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
1318 /* Initialize OLE/COM */
1322 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, true )
1330 if( p_enc->fmt_in.i_cat == VIDEO_ES )
1332 if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1336 if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1339 /* Allocate the memory needed to store the decoder's structure */
1340 if( ( p_enc->p_sys = p_sys =
1341 (encoder_sys_t *)malloc(sizeof(encoder_sys_t)) ) == NULL )
1346 p_sys->hmsdmo_dll = hmsdmo_dll;
1347 p_sys->p_dmo = p_dmo;
1349 p_sys->ldt_fs = ldt_fs;
1352 /* Find out some properties of the inputput */
1354 uint32_t i_size, i_align, dum;
1356 if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
1357 msg_Err( p_enc, "GetInputSizeInfo() failed" );
1359 msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
1360 i_size, i_align, dum );
1363 /* Find out some properties of the output */
1365 uint32_t i_size, i_align;
1367 p_sys->i_min_output = 0;
1368 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
1370 msg_Err( p_enc, "GetOutputSizeInfo() failed" );
1375 msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
1377 p_sys->i_min_output = i_size;
1381 /* Set output properties */
1382 p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
1383 if( p_enc->fmt_out.i_cat == AUDIO_ES )
1384 date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
1386 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
1392 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
1393 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
1396 Restore_LDT_Keeper( ldt_fs );
1398 /* Uninitialize OLE/COM */
1404 return VLC_EGENERIC;
1407 /****************************************************************************
1408 * Encode: the whole thing
1409 ****************************************************************************/
1410 static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
1412 encoder_sys_t *p_sys = p_enc->p_sys;
1414 block_t *p_chain = NULL;
1415 block_t *p_block_in;
1420 if( !p_data ) return NULL;
1422 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1424 /* Get picture data */
1425 int i_plane, i_line, i_width, i_src_stride;
1426 picture_t *p_pic = (picture_t *)p_data;
1429 int i_buffer = p_enc->fmt_in.video.i_width *
1430 p_enc->fmt_in.video.i_height *
1431 p_enc->fmt_in.video.i_bits_per_pixel / 8;
1433 p_block_in = block_New( p_enc, i_buffer );
1435 /* Copy picture stride by stride */
1436 p_dst = p_block_in->p_buffer;
1437 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1439 uint8_t *p_src = p_pic->p[i_plane].p_pixels;
1440 i_width = p_pic->p[i_plane].i_visible_pitch;
1441 i_src_stride = p_pic->p[i_plane].i_pitch;
1443 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
1446 vlc_memcpy( p_dst, p_src, i_width );
1448 p_src += i_src_stride;
1452 i_pts = p_pic->date;
1456 aout_buffer_t *p_aout_buffer = (aout_buffer_t *)p_data;
1457 p_block_in = block_New( p_enc, p_aout_buffer->i_nb_bytes );
1458 memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
1459 p_block_in->i_buffer );
1461 i_pts = p_aout_buffer->start_date;
1464 /* Feed input to the DMO */
1465 p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, true );
1466 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
1467 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
1469 p_in->vt->Release( (IUnknown *)p_in );
1470 if( i_result == S_FALSE )
1472 /* No output generated */
1474 msg_Dbg( p_enc, "ProcessInput(): no output generated %"PRId64, i_pts );
1478 else if( i_result == (int)DMO_E_NOTACCEPTING )
1480 /* Need to call ProcessOutput */
1481 msg_Dbg( p_enc, "ProcessInput(): not accepting" );
1483 else if( i_result != S_OK )
1485 msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
1490 msg_Dbg( p_enc, "ProcessInput(): success" );
1493 /* Get output from the DMO */
1496 DMO_OUTPUT_DATA_BUFFER db;
1497 block_t *p_block_out;
1498 CMediaBuffer *p_out;
1500 p_block_out = block_New( p_enc, p_sys->i_min_output );
1501 p_block_out->i_buffer = 0;
1502 p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, false);
1503 memset( &db, 0, sizeof(db) );
1504 db.pBuffer = (IMediaBuffer *)p_out;
1506 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
1507 0, 1, &db, &i_status );
1509 if( i_result != S_OK )
1511 if( i_result != S_FALSE )
1512 msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
1515 msg_Dbg( p_enc, "ProcessOutput(): no output" );
1518 p_out->vt->Release( (IUnknown *)p_out );
1519 block_Release( p_block_out );
1523 if( !p_block_out->i_buffer )
1526 msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
1528 p_out->vt->Release( (IUnknown *)p_out );
1529 block_Release( p_block_out );
1533 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
1536 msg_Dbg( p_enc, "ProcessOutput(): pts: %"PRId64", %"PRId64,
1537 i_pts, db.rtTimestamp / 10 );
1539 i_pts = db.rtTimestamp / 10;
1542 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
1544 p_block_out->i_length = db.rtTimelength / 10;
1546 msg_Dbg( p_enc, "ProcessOutput(): length: %"PRId64,
1547 p_block_out->i_length );
1551 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1553 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT )
1554 p_block_out->i_flags |= BLOCK_FLAG_TYPE_I;
1556 p_block_out->i_flags |= BLOCK_FLAG_TYPE_P;
1559 p_block_out->i_dts = p_block_out->i_pts = i_pts;
1560 block_ChainAppend( &p_chain, p_block_out );
1564 /*****************************************************************************
1565 * EncoderClose: close codec
1566 *****************************************************************************/
1567 void EncoderClose( vlc_object_t *p_this )
1569 encoder_t *p_enc = (encoder_t*)p_this;
1570 encoder_sys_t *p_sys = p_enc->p_sys;
1572 if( !p_sys ) return;
1574 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
1575 FreeLibrary( p_sys->hmsdmo_dll );
1579 Restore_LDT_Keeper( p_sys->ldt_fs );
1582 /* Uninitialize OLE/COM */