1 /*****************************************************************************
2 * dmo.c : DirectMedia Object decoder module for vlc
3 *****************************************************************************
4 * Copyright (C) 2002, 2003 VLC authors and VideoLAN
7 * Author: Gildas Bazin <gbazin@videolan.org>
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU Lesser General Public License as published by
11 * the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public License
20 * along with this program; if not, write to the Free Software Foundation,
21 * 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>
35 #include <vlc_codecs.h>
39 # include <vlc_charset.h>
42 #include <vlc_codecs.h>
55 typedef long (STDCALL *GETCLASS) ( const GUID*, const GUID*, void** );
57 static const int pi_channels_maps[7] =
61 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
62 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
63 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
64 | AOUT_CHAN_REARRIGHT,
65 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
66 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
67 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
68 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE
71 /*****************************************************************************
73 *****************************************************************************/
74 static int DecoderOpen ( vlc_object_t * );
75 static void DecoderClose ( vlc_object_t * );
76 static void *DecodeBlock ( decoder_t *, block_t ** );
77 static void *DecoderThread( void * );
78 static int EncoderOpen ( vlc_object_t * );
79 static void EncoderClose ( vlc_object_t * );
80 static block_t *EncodeBlock( encoder_t *, void * );
82 static int EncOpen ( vlc_object_t * );
84 static int LoadDMO( vlc_object_t *, HINSTANCE *, IMediaObject **,
85 es_format_t *, bool );
86 static void CopyPicture( picture_t *, uint8_t * );
89 set_description( N_("DirectMedia Object decoder") )
91 set_capability( "decoder", 1 )
92 set_callbacks( DecoderOpen, DecoderClose )
93 set_category( CAT_INPUT )
94 set_subcategory( SUBCAT_INPUT_VCODEC )
96 # define ENC_CFG_PREFIX "sout-dmo-"
98 set_description( N_("DirectMedia Object encoder") )
100 set_capability( "encoder", 10 )
101 set_callbacks( EncoderOpen, EncoderClose )
105 /*****************************************************************************
107 *****************************************************************************/
109 /****************************************************************************
110 * Decoder descriptor declaration
111 ****************************************************************************/
114 HINSTANCE hmsdmo_dll;
124 vlc_cond_t wait_input, wait_output;
125 bool b_ready, b_works;
132 const GUID IID_IWMCodecPrivateData = {0x73f0be8e, 0x57f7, 0x4f01, {0xaa, 0x66, 0x9f, 0x57, 0x34, 0xc, 0xfe, 0xe}};
133 const GUID IID_IMediaObject = {0xd8ad0f58, 0x5494, 0x4102, {0x97, 0xc5, 0xec, 0x79, 0x8e, 0x59, 0xbc, 0xf4}};
134 const GUID IID_IMediaBuffer = {0x59eff8b9, 0x938c, 0x4a26, {0x82, 0xf2, 0x95, 0xcb, 0x84, 0xcd, 0xc8, 0x37}};
135 const GUID MEDIATYPE_Video = {0x73646976, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
136 const GUID MEDIATYPE_Audio = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
137 const GUID MEDIASUBTYPE_PCM = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
138 const GUID MEDIASUBTYPE_IEEE_FLOAT = {0x00000003, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
139 const GUID FORMAT_VideoInfo = {0x05589f80, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
140 const GUID FORMAT_WaveFormatEx = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
141 const GUID GUID_NULL = {0x0000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
142 const GUID MEDIASUBTYPE_I420 = {0x30323449, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
143 const GUID MEDIASUBTYPE_YV12 = {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
144 const GUID MEDIASUBTYPE_RGB24 = {0xe436eb7d, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
145 const GUID MEDIASUBTYPE_RGB565 = {0xe436eb7b, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
148 static const GUID guid_wvc1 = { 0xc9bfbccf, 0xe60e, 0x4588, { 0xa3, 0xdf, 0x5a, 0x03, 0xb1, 0xfd, 0x95, 0x85 } };
149 static const GUID guid_wmv9 = { 0x724bb6a4, 0xe526, 0x450f, { 0xaf, 0xfa, 0xab, 0x9b, 0x45, 0x12, 0x91, 0x11 } };
151 static const GUID guid_wmv = { 0x82d353df, 0x90bd, 0x4382, { 0x8b, 0xc2, 0x3f, 0x61, 0x92, 0xb7, 0x6e, 0x34 } };
152 static const GUID guid_wms = { 0x7bafb3b1, 0xd8f4, 0x4279, { 0x92, 0x53, 0x27, 0xda, 0x42, 0x31, 0x08, 0xde } };
153 static const GUID guid_wmva ={ 0x03be3ac4, 0x84b7, 0x4e0e, { 0xa7, 0x8d, 0xd3, 0x52, 0x4e, 0x60, 0x39, 0x5a } };
155 static const GUID guid_wma = { 0x874131cb, 0x4ecc, 0x443b, { 0x89, 0x48, 0x74, 0x6b, 0x89, 0x59, 0x5d, 0x20 } };
156 static const GUID guid_wma9 = { 0x27ca0808, 0x01f5, 0x4e7a, { 0x8b, 0x05, 0x87, 0xf8, 0x07, 0xa2, 0x33, 0xd1 } };
158 static const GUID guid_wmv_enc = { 0x3181343b, 0x94a2, 0x4feb, { 0xad, 0xef, 0x30, 0xa1, 0xdd, 0xe6, 0x17, 0xb4 } };
159 static const GUID guid_wmv_enc2 = { 0x96b57cdd, 0x8966, 0x410c,{ 0xbb, 0x1f, 0xc9, 0x7e, 0xea, 0x76, 0x5c, 0x04 } };
160 static const GUID guid_wma_enc = { 0x70f598e9, 0xf4ab, 0x495a, { 0x99, 0xe2, 0xa7, 0xc4, 0xd3, 0xd8, 0x9a, 0xbf } };
161 static const GUID guid_wmv8_enc = { 0x7e320092, 0x596a, 0x41b2,{ 0xbb, 0xeb, 0x17, 0x5d, 0x10, 0x50, 0x4e, 0xb6 } };
162 static const GUID guid_wmv9_enc = { 0xd23b90d0, 0x144f, 0x46bd,{ 0x84, 0x1d, 0x59, 0xe4, 0xeb, 0x19, 0xdc, 0x59 } };
170 vlc_fourcc_t i_fourcc;
171 const TCHAR *psz_dll;
176 static const codec_dll decoders_table[] =
179 { VLC_CODEC_VC1, TEXT("wvc1dmod.dll"), &guid_wvc1 },
181 { VLC_CODEC_WMV3, TEXT("wmv9dmod.dll"), &guid_wmv9 },
183 { VLC_CODEC_WMV2, TEXT("wmvdmod.dll"), &guid_wmv },
185 { VLC_CODEC_WMV1, TEXT("wmvdmod.dll"), &guid_wmv },
187 { VLC_CODEC_MSS2, TEXT("WMVSDECD.DLL"), &guid_wms },
188 { VLC_CODEC_MSS2, TEXT("wmsdmod.dll"), &guid_wms },
189 { VLC_CODEC_MSS1, TEXT("WMVSDECD.DLL"), &guid_wms },
190 { VLC_CODEC_MSS1, TEXT("wmsdmod.dll"), &guid_wms },
191 /* Windows Media Video Adv */
192 { VLC_CODEC_WMVA, TEXT("wmvadvd.dll"), &guid_wmva },
195 { VLC_CODEC_WMAP, TEXT("wma9dmod.dll"), &guid_wma9 },
196 { VLC_CODEC_WMAL, TEXT("wma9dmod.dll"), &guid_wma9 },
199 { VLC_CODEC_WMA2, TEXT("wma9dmod.dll"), &guid_wma9 },
202 { VLC_CODEC_WMAS, TEXT("wmspdmod.dll"), &guid_wma },
208 static const codec_dll encoders_table[] =
211 { VLC_CODEC_WMV3, TEXT("wmvdmoe2.dll"), &guid_wmv_enc2 },
213 { VLC_CODEC_WMV2, TEXT("wmvdmoe2.dll"), &guid_wmv_enc2 },
215 { VLC_CODEC_WMV1, TEXT("wmvdmoe2.dll"), &guid_wmv_enc2 },
218 { VLC_CODEC_WMAP, TEXT("wmadmoe.dll"), &guid_wma_enc },
220 { VLC_CODEC_WMA2, TEXT("wmadmoe.dll"), &guid_wma_enc },
223 { VLC_CODEC_WMV3, TEXT("wmvencod.dll"), &guid_wmv9_enc },
225 { VLC_CODEC_WMV2, TEXT("wmvxencd.dll"), &guid_wmv8_enc },
227 { VLC_CODEC_WMV1, TEXT("wmvxencd.dll"), &guid_wmv8_enc },
233 static void WINAPI DMOFreeMediaType( DMO_MEDIA_TYPE *mt )
235 if( mt->cbFormat != 0 ) CoTaskMemFree( (PVOID)mt->pbFormat );
236 if( mt->pUnk != NULL ) mt->pUnk->vt->Release( (IUnknown *)mt->pUnk );
242 /*****************************************************************************
243 * DecoderOpen: open dmo codec
244 *****************************************************************************/
245 static int DecoderOpen( vlc_object_t *p_this )
247 decoder_t *p_dec = (decoder_t*)p_this;
248 decoder_sys_t *p_sys;
250 /* We can't open it now, because of ldt_keeper or something
251 * Open/Decode/Close has to be done in the same thread */
253 /* Probe if we support it */
254 for( unsigned i = 0; decoders_table[i].i_fourcc != 0; i++ )
256 if( decoders_table[i].i_fourcc == p_dec->fmt_in.i_codec )
258 msg_Dbg( p_dec, "DMO codec for %4.4s may work with dll="PRIs,
259 (char*)&p_dec->fmt_in.i_codec,
260 decoders_table[i].psz_dll );
267 p_sys = p_dec->p_sys = malloc(sizeof(*p_sys));
272 p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))
274 p_dec->pf_decode_audio = (block_t *(*)(decoder_t *, block_t **))
277 vlc_mutex_init( &p_sys->lock );
278 vlc_cond_init( &p_sys->wait_input );
279 vlc_cond_init( &p_sys->wait_output );
281 p_sys->b_ready = false;
282 p_sys->pp_input = NULL;
283 TAB_INIT( p_sys->i_output, p_sys->pp_output );
285 if( vlc_clone( &p_sys->thread, DecoderThread, p_dec,
286 VLC_THREAD_PRIORITY_INPUT ) )
289 vlc_mutex_lock( &p_sys->lock );
290 while( !p_sys->b_ready )
291 vlc_cond_wait( &p_sys->wait_output, &p_sys->lock );
292 vlc_mutex_unlock( &p_sys->lock );
297 vlc_join( p_sys->thread, NULL );
299 vlc_cond_destroy( &p_sys->wait_input );
300 vlc_cond_destroy( &p_sys->wait_output );
301 vlc_mutex_destroy( &p_sys->lock );
306 /*****************************************************************************
307 * DecoderClose: close codec
308 *****************************************************************************/
309 static void DecoderClose( vlc_object_t *p_this )
311 decoder_t *p_dec = (decoder_t*)p_this;
312 decoder_sys_t *p_sys = p_dec->p_sys;
314 vlc_mutex_lock( &p_sys->lock );
315 p_sys->b_ready = false;
316 vlc_cond_signal( &p_sys->wait_input );
317 vlc_mutex_unlock( &p_sys->lock );
319 vlc_join( p_sys->thread, NULL );
320 TAB_CLEAN( p_sys->i_output, p_sys->pp_output );
321 vlc_cond_destroy( &p_sys->wait_input );
322 vlc_cond_destroy( &p_sys->wait_output );
323 vlc_mutex_destroy( &p_sys->lock );
327 static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
329 decoder_sys_t *p_sys = p_dec->p_sys;
332 vlc_mutex_lock( &p_sys->lock );
333 if( p_sys->i_output <= 0 )
335 p_sys->pp_input = pp_block;
336 vlc_cond_signal( &p_sys->wait_input );
338 while( p_sys->pp_input )
339 vlc_cond_wait( &p_sys->wait_output, &p_sys->lock );
343 if( p_sys->i_output > 0 )
345 p_ret = p_sys->pp_output[0];
346 TAB_REMOVE( p_sys->i_output, p_sys->pp_output, p_ret );
349 vlc_mutex_unlock( &p_sys->lock );
354 /*****************************************************************************
355 * DecOpen: open dmo codec
356 *****************************************************************************/
357 static int DecOpen( decoder_t *p_dec )
359 decoder_sys_t *p_sys = p_dec->p_sys;
361 DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;
362 IMediaObject *p_dmo = NULL;
363 HINSTANCE hmsdmo_dll = NULL;
365 VIDEOINFOHEADER *p_vih = NULL;
366 WAVEFORMATEX *p_wf = NULL;
368 /* Initialize OLE/COM */
369 CoInitializeEx( NULL, COINIT_APARTMENTTHREADED );
371 if( LoadDMO( VLC_OBJECT(p_dec), &hmsdmo_dll, &p_dmo, &p_dec->fmt_in, false )
379 /* Setup input format */
380 memset( &dmo_input_type, 0, sizeof(dmo_input_type) );
381 dmo_input_type.pUnk = 0;
383 if( p_dec->fmt_in.i_cat == AUDIO_ES )
386 int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;
387 p_wf = malloc( i_size );
389 memset( p_wf, 0, sizeof(WAVEFORMATEX) );
390 if( p_dec->fmt_in.i_extra )
391 memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
393 dmo_input_type.majortype = MEDIATYPE_Audio;
394 dmo_input_type.subtype = dmo_input_type.majortype;
395 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_original_fourcc ?
396 p_dec->fmt_in.i_original_fourcc : p_dec->fmt_in.i_codec;
397 fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
398 if( i_tag ) dmo_input_type.subtype.Data1 = i_tag;
400 p_wf->wFormatTag = dmo_input_type.subtype.Data1;
401 p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
402 p_wf->nChannels = p_dec->fmt_in.audio.i_channels;
403 p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;
404 p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;
405 p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;
406 p_wf->cbSize = p_dec->fmt_in.i_extra;
408 dmo_input_type.formattype = FORMAT_WaveFormatEx;
409 dmo_input_type.cbFormat = i_size;
410 dmo_input_type.pbFormat = (char *)p_wf;
411 dmo_input_type.bFixedSizeSamples = 1;
412 dmo_input_type.bTemporalCompression = 0;
413 dmo_input_type.lSampleSize = p_wf->nBlockAlign;
417 VLC_BITMAPINFOHEADER *p_bih;
419 int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;
420 p_vih = malloc( i_size );
422 memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );
423 if( p_dec->fmt_in.i_extra )
424 memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
426 p_bih = &p_vih->bmiHeader;
427 p_bih->biCompression = p_dec->fmt_in.i_original_fourcc ?
428 p_dec->fmt_in.i_original_fourcc : p_dec->fmt_in.i_codec;
429 p_bih->biWidth = p_dec->fmt_in.video.i_width;
430 p_bih->biHeight = p_dec->fmt_in.video.i_height;
431 p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;
433 p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +
434 sizeof(VLC_BITMAPINFOHEADER);
436 p_vih->rcSource.left = p_vih->rcSource.top = 0;
437 p_vih->rcSource.right = p_dec->fmt_in.video.i_width;
438 p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;
439 p_vih->rcTarget = p_vih->rcSource;
441 dmo_input_type.majortype = MEDIATYPE_Video;
442 dmo_input_type.subtype = dmo_input_type.majortype;
443 dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_original_fourcc ?
444 p_dec->fmt_in.i_original_fourcc: p_dec->fmt_in.i_codec;
445 dmo_input_type.formattype = FORMAT_VideoInfo;
446 dmo_input_type.bFixedSizeSamples = 0;
447 dmo_input_type.bTemporalCompression = 1;
448 dmo_input_type.cbFormat = i_size;
449 dmo_input_type.pbFormat = (char *)p_vih;
452 if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )
454 msg_Err( p_dec, "can't set DMO input type" );
457 msg_Dbg( p_dec, "DMO input type set" );
459 /* Setup output format */
460 memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
461 dmo_output_type.pUnk = 0;
463 if( p_dec->fmt_in.i_cat == AUDIO_ES )
465 /* Setup the format */
466 p_dec->fmt_out.i_codec = VLC_CODEC_S16N;
467 p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;
468 p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;
469 p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16
470 p_dec->fmt_out.audio.i_physical_channels =
471 p_dec->fmt_out.audio.i_original_channels =
472 pi_channels_maps[p_dec->fmt_out.audio.i_channels];
474 p_wf->wFormatTag = WAVE_FORMAT_PCM;
475 p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;
476 p_wf->nChannels = p_dec->fmt_out.audio.i_channels;
477 p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;
479 p_wf->wBitsPerSample / 8 * p_wf->nChannels;
480 p_wf->nAvgBytesPerSec =
481 p_wf->nSamplesPerSec * p_wf->nBlockAlign;
484 dmo_output_type.majortype = MEDIATYPE_Audio;
485 dmo_output_type.formattype = FORMAT_WaveFormatEx;
486 dmo_output_type.subtype = MEDIASUBTYPE_PCM;
487 dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);
488 dmo_output_type.pbFormat = (char *)p_wf;
489 dmo_output_type.bFixedSizeSamples = 1;
490 dmo_output_type.bTemporalCompression = 0;
491 dmo_output_type.lSampleSize = p_wf->nBlockAlign;
495 VLC_BITMAPINFOHEADER *p_bih;
497 unsigned i_chroma = VLC_CODEC_YUYV;
501 /* Find out which chroma to use */
502 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
504 if( mt.subtype.Data1 == VLC_CODEC_YV12 )
506 i_chroma = mt.subtype.Data1;
508 DMOFreeMediaType( &mt );
511 else if( (p_dec->fmt_in.i_codec == VLC_CODEC_MSS1 ||
512 p_dec->fmt_in.i_codec == VLC_CODEC_MSS2 ) &&
513 guidcmp( &mt.subtype, &MEDIASUBTYPE_RGB24 ) )
515 i_chroma = VLC_CODEC_RGB24;
519 DMOFreeMediaType( &mt );
522 p_dec->fmt_out.i_codec = i_chroma == VLC_CODEC_YV12 ? 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_sar_num > 0 &&
529 p_dec->fmt_in.video.i_sar_den > 0 )
531 p_dec->fmt_out.video.i_sar_num = p_dec->fmt_in.video.i_sar_num;
532 p_dec->fmt_out.video.i_sar_den = p_dec->fmt_in.video.i_sar_den;
536 p_dec->fmt_out.video.i_sar_num = 1;
537 p_dec->fmt_out.video.i_sar_den = 1;
540 p_bih = &p_vih->bmiHeader;
541 p_bih->biCompression = i_chroma == VLC_CODEC_RGB24 ? BI_RGB : i_chroma;
542 p_bih->biHeight *= -1;
543 p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;
544 p_bih->biSizeImage = p_dec->fmt_in.video.i_width *
545 p_dec->fmt_in.video.i_height *
546 (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;
548 p_bih->biPlanes = 1; /* http://msdn.microsoft.com/en-us/library/dd183376%28v=vs.85%29.aspx */
549 p_bih->biSize = sizeof(VLC_BITMAPINFOHEADER);
551 dmo_output_type.majortype = MEDIATYPE_Video;
552 dmo_output_type.formattype = FORMAT_VideoInfo;
553 if( i_chroma == VLC_CODEC_RGB24 )
555 dmo_output_type.subtype = MEDIASUBTYPE_RGB24;
559 dmo_output_type.subtype = dmo_output_type.majortype;
560 dmo_output_type.subtype.Data1 = p_bih->biCompression;
562 dmo_output_type.bFixedSizeSamples = true;
563 dmo_output_type.bTemporalCompression = 0;
564 dmo_output_type.lSampleSize = p_bih->biSizeImage;
565 dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);
566 dmo_output_type.pbFormat = (char *)p_vih;
570 /* Enumerate output types */
571 if( p_dec->fmt_in.i_cat == VIDEO_ES )
576 while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
578 msg_Dbg( p_dec, "available output chroma: %4.4s", (char *)&mt.subtype.Data1 );
579 DMOFreeMediaType( &mt );
584 unsigned i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 );
587 msg_Err( p_dec, "can't set DMO output type for decoder: 0x%x", i_err );
590 msg_Dbg( p_dec, "DMO output type set for decoder" );
592 /* Allocate the memory needed to store the decoder's structure */
593 p_sys->hmsdmo_dll = hmsdmo_dll;
594 p_sys->p_dmo = p_dmo;
596 /* Find out some properties of the output */
598 uint32_t i_size, i_align;
600 p_sys->i_min_output = 0;
601 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
603 msg_Err( p_dec, "GetOutputSizeInfo() failed" );
608 msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
610 p_sys->i_min_output = i_size;
611 p_sys->p_buffer = malloc( i_size );
612 if( !p_sys->p_buffer ) goto error;
616 /* Set output properties */
617 p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
618 if( p_dec->fmt_out.i_cat == AUDIO_ES )
619 date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
621 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
626 vlc_mutex_lock( &p_sys->lock );
628 p_sys->b_works = true;
629 vlc_cond_signal( &p_sys->wait_output );
630 vlc_mutex_unlock( &p_sys->lock );
636 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
637 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
639 /* Uninitialize OLE/COM */
645 vlc_mutex_lock( &p_sys->lock );
646 p_sys->b_ready = true;
647 vlc_cond_signal( &p_sys->wait_output );
648 vlc_mutex_unlock( &p_sys->lock );
652 /*****************************************************************************
653 * LoadDMO: Load the DMO object
654 *****************************************************************************/
655 static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
656 IMediaObject **pp_dmo, es_format_t *p_fmt,
659 DMO_PARTIAL_MEDIATYPE dmo_partial_type;
662 long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
663 const DMO_PARTIAL_MEDIATYPE *,
664 uint32_t, const DMO_PARTIAL_MEDIATYPE *,
667 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_original_fourcc ?
685 p_fmt->i_original_fourcc : p_fmt->i_codec;
686 fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
687 if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
691 dmo_partial_type.type = MEDIATYPE_Video;
692 dmo_partial_type.subtype = dmo_partial_type.type;
693 dmo_partial_type.subtype.Data1 = p_fmt->i_original_fourcc ?
694 p_fmt->i_original_fourcc : p_fmt->i_codec;
698 *p_hmsdmo_dll = LoadLibrary( TEXT( "msdmo.dll" ) );
699 if( *p_hmsdmo_dll == NULL )
701 msg_Dbg( p_this, "failed loading msdmo.dll" );
704 OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
705 if( OurDMOEnum == NULL )
707 msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
708 FreeLibrary( *p_hmsdmo_dll );
714 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
715 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
719 i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
720 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
724 FreeLibrary( *p_hmsdmo_dll );
725 /* return VLC_EGENERIC; */
726 /* Try loading the dll directly */
730 /* Pickup the first available codec */
732 while( ( S_OK == p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
733 &psz_dmo_name, &i_dummy /* NULL doesn't work */ ) ) )
735 msg_Dbg( p_this, "found DMO: %ls", psz_dmo_name );
736 CoTaskMemFree( psz_dmo_name );
739 if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
740 &IID_IMediaObject, (void **)pp_dmo ) )
742 msg_Warn( p_this, "can't create DMO: %ls", psz_dmo_name );
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 */
763 for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
765 if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
768 if( codecs_table[i_codec].i_fourcc == 0 )
769 return VLC_EGENERIC; /* Can't happen */
771 *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
772 if( *p_hmsdmo_dll == NULL )
774 msg_Dbg( p_this, "failed loading '"PRIs"'",
775 codecs_table[i_codec].psz_dll );
779 GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
782 msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
783 FreeLibrary( *p_hmsdmo_dll );
787 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 free( p_sys->p_buffer );
831 /****************************************************************************
832 * DecodeBlock: the whole thing
833 ****************************************************************************
834 * This function must be fed with packets.
835 ****************************************************************************/
836 static void *DecBlock( decoder_t *p_dec, block_t **pp_block )
838 decoder_sys_t *p_sys = p_dec->p_sys;
842 DMO_OUTPUT_DATA_BUFFER db;
847 if( !pp_block ) return NULL;
851 /* Won't work with streams with B-frames, but do we have any ? */
852 if( p_block && p_block->i_pts <= VLC_TS_INVALID )
853 p_block->i_pts = p_block->i_dts;
855 /* Date management */
856 if( p_block && p_block->i_pts > VLC_TS_INVALID &&
857 p_block->i_pts != date_Get( &p_sys->end_date ) )
859 date_Set( &p_sys->end_date, p_block->i_pts );
862 #if 0 /* Breaks the video decoding */
863 if( !date_Get( &p_sys->end_date ) )
865 /* We've just started the stream, wait for the first PTS. */
866 if( p_block ) block_Release( p_block );
871 /* Feed input to the DMO */
872 if( p_block && p_block->i_buffer )
876 p_in = CMediaBufferCreate( p_block, p_block->i_buffer, true );
878 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
879 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
882 p_in->vt->Release( (IUnknown *)p_in );
884 if( i_result == S_FALSE )
886 /* No output generated */
888 msg_Dbg( p_dec, "ProcessInput(): no output generated" );
892 else if( i_result == (int)DMO_E_NOTACCEPTING )
894 /* Need to call ProcessOutput */
895 msg_Dbg( p_dec, "ProcessInput(): not accepting" );
897 else if( i_result != S_OK )
899 msg_Dbg( p_dec, "ProcessInput(): failed" );
905 msg_Dbg( p_dec, "ProcessInput(): successful" );
910 else if( p_block && !p_block->i_buffer )
912 block_Release( p_block );
916 /* Get output from the DMO */
917 block_out.p_buffer = p_sys->p_buffer;
918 block_out.i_buffer = 0;
920 p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, false );
921 memset( &db, 0, sizeof(db) );
922 db.pBuffer = (IMediaBuffer *)p_out;
924 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
925 DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
928 if( i_result != S_OK )
930 if( i_result != S_FALSE )
931 msg_Dbg( p_dec, "ProcessOutput(): failed" );
934 msg_Dbg( p_dec, "ProcessOutput(): no output" );
937 p_out->vt->Release( (IUnknown *)p_out );
942 msg_Dbg( p_dec, "ProcessOutput(): success" );
945 if( !block_out.i_buffer )
948 msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
950 p_out->vt->Release( (IUnknown *)p_out );
954 if( p_dec->fmt_out.i_cat == VIDEO_ES )
956 /* Get a new picture */
957 picture_t *p_pic = decoder_NewPicture( p_dec );
958 if( !p_pic ) return NULL;
960 CopyPicture( p_pic, block_out.p_buffer );
962 /* Date management */
963 p_pic->date = date_Get( &p_sys->end_date );
964 date_Increment( &p_sys->end_date, 1 );
966 p_out->vt->Release( (IUnknown *)p_out );
972 block_t *p_aout_buffer;
973 int i_samples = block_out.i_buffer /
974 ( p_dec->fmt_out.audio.i_bitspersample *
975 p_dec->fmt_out.audio.i_channels / 8 );
977 p_aout_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
980 memcpy( p_aout_buffer->p_buffer,
981 block_out.p_buffer, block_out.i_buffer );
982 /* Date management */
983 p_aout_buffer->i_pts = date_Get( &p_sys->end_date );
984 p_aout_buffer->i_length =
985 date_Increment( &p_sys->end_date, i_samples )
986 - p_aout_buffer->i_pts;
988 p_out->vt->Release( (IUnknown *)p_out );
990 return p_aout_buffer;
996 static void CopyPicture( picture_t *p_pic, uint8_t *p_in )
998 int i_plane, i_line, i_width, i_dst_stride;
999 uint8_t *p_dst, *p_src = p_in;
1001 p_dst = p_pic->p[1].p_pixels;
1002 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
1003 p_pic->p[2].p_pixels = p_dst;
1005 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1007 p_dst = p_pic->p[i_plane].p_pixels;
1008 i_width = p_pic->p[i_plane].i_visible_pitch;
1009 i_dst_stride = p_pic->p[i_plane].i_pitch;
1011 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines; i_line++ )
1013 memcpy( p_dst, p_src, i_width );
1015 p_dst += i_dst_stride;
1019 p_dst = p_pic->p[1].p_pixels;
1020 p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
1021 p_pic->p[2].p_pixels = p_dst;
1024 static void *DecoderThread( void *data )
1026 decoder_t *p_dec = data;
1027 decoder_sys_t *p_sys = p_dec->p_sys;
1029 if( DecOpen( p_dec ) )
1030 return NULL; /* failed */
1032 vlc_mutex_lock( &p_sys->lock );
1035 while( p_sys->b_ready && !p_sys->pp_input )
1036 vlc_cond_wait( &p_sys->wait_input, &p_sys->lock );
1037 if( !p_sys->b_ready )
1042 void *p_output = DecBlock( p_dec, p_sys->pp_input );
1045 TAB_APPEND( p_sys->i_output, p_sys->pp_output, p_output );
1047 p_sys->pp_input = NULL;
1048 vlc_cond_signal( &p_sys->wait_output );
1050 vlc_mutex_unlock( &p_sys->lock );
1057 /****************************************************************************
1058 * Encoder descriptor declaration
1059 ****************************************************************************/
1060 struct encoder_sys_t
1062 HINSTANCE hmsdmo_dll;
1063 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 *, block_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 VLC_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_visible_width;
1127 p_bih->biHeight = p_enc->fmt_in.video.i_visible_height;
1128 p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
1129 p_bih->biSizeImage = p_enc->fmt_in.video.i_visible_width *
1130 p_enc->fmt_in.video.i_visible_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
1131 p_bih->biPlanes = 3;
1132 p_bih->biSize = sizeof(VLC_BITMAPINFOHEADER);
1134 vih.rcSource.left = vih.rcSource.top = 0;
1135 vih.rcSource.right = p_enc->fmt_in.video.i_visible_width;
1136 vih.rcSource.bottom = p_enc->fmt_in.video.i_visible_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 for encoder: 0x%x", i_err );
1246 return VLC_EGENERIC;
1249 msg_Dbg( p_enc, "successfully set output type for encoder" );
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 = VLC_CODEC_S16N;
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 if( p_enc->fmt_out.p_extra == NULL)
1329 return VLC_EGENERIC;
1331 memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
1334 i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
1335 DMOFreeMediaType( &dmo_type );
1339 msg_Err( p_enc, "can't set DMO output type: %i", i_err );
1340 return VLC_EGENERIC;
1343 msg_Dbg( p_enc, "successfully set output type" );
1345 /* Setup the input type */
1346 i = 0; i_selected = -1;
1347 while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
1349 p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
1350 msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
1351 "bits per sample: %i, bitrate: %i, blockalign: %i",
1352 (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
1353 (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
1354 (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
1356 if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
1357 p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
1358 p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
1359 p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
1364 DMOFreeMediaType( &dmo_type );
1367 if( i_selected < 0 )
1369 msg_Err( p_enc, "couldn't find a matching input" );
1370 return VLC_EGENERIC;
1373 p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
1374 i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
1375 DMOFreeMediaType( &dmo_type );
1378 msg_Err( p_enc, "can't set DMO input type: 0x%x", i_err );
1379 return VLC_EGENERIC;
1381 msg_Dbg( p_enc, "successfully set input type" );
1386 /*****************************************************************************
1387 * EncOpen: open dmo codec
1388 *****************************************************************************/
1389 static int EncOpen( vlc_object_t *p_this )
1391 encoder_t *p_enc = (encoder_t*)p_this;
1392 encoder_sys_t *p_sys = NULL;
1393 IMediaObject *p_dmo = NULL;
1394 HINSTANCE hmsdmo_dll = NULL;
1396 /* Initialize OLE/COM */
1397 CoInitializeEx( NULL, COINIT_APARTMENTTHREADED );
1399 if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, true )
1407 if( p_enc->fmt_in.i_cat == VIDEO_ES )
1409 if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1413 if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
1416 /* Allocate the memory needed to store the decoder's structure */
1417 if( ( p_enc->p_sys = p_sys = malloc(sizeof(*p_sys)) ) == NULL )
1422 p_sys->hmsdmo_dll = hmsdmo_dll;
1423 p_sys->p_dmo = p_dmo;
1425 /* Find out some properties of the inputput */
1427 uint32_t i_size, i_align, dum;
1429 if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
1430 msg_Err( p_enc, "GetInputSizeInfo() failed" );
1432 msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
1433 i_size, i_align, dum );
1436 /* Find out some properties of the output */
1438 uint32_t i_size, i_align;
1440 p_sys->i_min_output = 0;
1441 if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
1443 msg_Err( p_enc, "GetOutputSizeInfo() failed" );
1448 msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
1450 p_sys->i_min_output = i_size;
1454 /* Set output properties */
1455 p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
1456 if( p_enc->fmt_out.i_cat == AUDIO_ES )
1457 date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
1459 date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
1465 if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
1466 if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
1468 /* Uninitialize OLE/COM */
1473 return VLC_EGENERIC;
1476 /****************************************************************************
1477 * Encode: the whole thing
1478 ****************************************************************************/
1479 static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
1481 encoder_sys_t *p_sys = p_enc->p_sys;
1483 block_t *p_chain = NULL;
1484 block_t *p_block_in;
1489 if( !p_data ) return NULL;
1491 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1493 /* Get picture data */
1494 int i_plane, i_line, i_width, i_src_stride;
1495 picture_t *p_pic = (picture_t *)p_data;
1498 int i_buffer = p_enc->fmt_in.video.i_visible_width *
1499 p_enc->fmt_in.video.i_visible_height *
1500 p_enc->fmt_in.video.i_bits_per_pixel / 8;
1502 p_block_in = block_Alloc( i_buffer );
1504 /* Copy picture stride by stride */
1505 p_dst = p_block_in->p_buffer;
1506 for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
1508 uint8_t *p_src = p_pic->p[i_plane].p_pixels;
1509 i_width = p_pic->p[i_plane].i_visible_pitch;
1510 i_src_stride = p_pic->p[i_plane].i_pitch;
1512 for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
1515 memcpy( p_dst, p_src, i_width );
1517 p_src += i_src_stride;
1521 i_pts = p_pic->date;
1525 block_t *p_aout_buffer = (block_t *)p_data;
1526 p_block_in = block_Alloc( p_aout_buffer->i_buffer );
1527 memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
1528 p_block_in->i_buffer );
1530 i_pts = p_aout_buffer->i_pts;
1533 /* Feed input to the DMO */
1534 p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, true );
1535 i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
1536 (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
1538 p_in->vt->Release( (IUnknown *)p_in );
1539 if( i_result == S_FALSE )
1541 /* No output generated */
1543 msg_Dbg( p_enc, "ProcessInput(): no output generated %"PRId64, i_pts );
1547 else if( i_result == (int)DMO_E_NOTACCEPTING )
1549 /* Need to call ProcessOutput */
1550 msg_Dbg( p_enc, "ProcessInput(): not accepting" );
1552 else if( i_result != S_OK )
1554 msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
1559 msg_Dbg( p_enc, "ProcessInput(): success" );
1562 /* Get output from the DMO */
1565 DMO_OUTPUT_DATA_BUFFER db;
1566 block_t *p_block_out;
1567 CMediaBuffer *p_out;
1569 p_block_out = block_Alloc( p_sys->i_min_output );
1570 p_block_out->i_buffer = 0;
1571 p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, false);
1572 memset( &db, 0, sizeof(db) );
1573 db.pBuffer = (IMediaBuffer *)p_out;
1575 i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
1576 0, 1, &db, &i_status );
1578 if( i_result != S_OK )
1580 if( i_result != S_FALSE )
1581 msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
1584 msg_Dbg( p_enc, "ProcessOutput(): no output" );
1587 p_out->vt->Release( (IUnknown *)p_out );
1588 block_Release( p_block_out );
1592 if( !p_block_out->i_buffer )
1595 msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
1597 p_out->vt->Release( (IUnknown *)p_out );
1598 block_Release( p_block_out );
1602 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
1605 msg_Dbg( p_enc, "ProcessOutput(): pts: %"PRId64", %"PRId64,
1606 i_pts, db.rtTimestamp / 10 );
1608 i_pts = db.rtTimestamp / 10;
1611 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
1613 p_block_out->i_length = db.rtTimelength / 10;
1615 msg_Dbg( p_enc, "ProcessOutput(): length: %"PRId64,
1616 p_block_out->i_length );
1620 if( p_enc->fmt_out.i_cat == VIDEO_ES )
1622 if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT )
1623 p_block_out->i_flags |= BLOCK_FLAG_TYPE_I;
1625 p_block_out->i_flags |= BLOCK_FLAG_TYPE_P;
1628 p_block_out->i_dts = p_block_out->i_pts = i_pts;
1629 block_ChainAppend( &p_chain, p_block_out );
1633 /*****************************************************************************
1634 * EncoderClose: close codec
1635 *****************************************************************************/
1636 void EncoderClose( vlc_object_t *p_this )
1638 encoder_t *p_enc = (encoder_t*)p_this;
1639 encoder_sys_t *p_sys = p_enc->p_sys;
1641 if( !p_sys ) return;
1643 if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
1644 FreeLibrary( p_sys->hmsdmo_dll );
1646 /* Uninitialize OLE/COM */