-/*****************************************************************************\r
- * dmo.c : DirectMedia Object decoder module for vlc\r
- *****************************************************************************\r
- * Copyright (C) 2002, 2003 VideoLAN\r
- * $Id$\r
- *\r
- * Author: Gildas Bazin <gbazin@videolan.org>\r
- *\r
- * This program is free software; you can redistribute it and/or modify\r
- * it under the terms of the GNU General Public License as published by\r
- * the Free Software Foundation; either version 2 of the License, or\r
- * (at your option) any later version.\r
- *\r
- * This program is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
- * GNU General Public License for more details.\r
- *\r
- * You should have received a copy of the GNU General Public License\r
- * along with this program; if not, write to the Free Software\r
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.\r
- *****************************************************************************/\r
-\r
-/*****************************************************************************\r
- * Preamble\r
- *****************************************************************************/\r
-#include <stdlib.h>\r
-#include <stdio.h>\r
-#include <string.h>\r
-\r
-#include <vlc/vlc.h>\r
-#include <vlc/decoder.h>\r
-#include <vlc/vout.h>\r
-\r
-#include <objbase.h>\r
-#include "codecs.h"\r
-#include "dmo.h"\r
-\r
-static int pi_channels_maps[7] =\r
-{\r
- 0,\r
- AOUT_CHAN_CENTER,\r
- AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,\r
- AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,\r
- AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT\r
- | AOUT_CHAN_REARRIGHT,\r
- AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER\r
- | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,\r
- AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER\r
- | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE\r
-};\r
-\r
-/*****************************************************************************\r
- * Module descriptor\r
- *****************************************************************************/\r
-static int DecoderOpen ( vlc_object_t * );\r
-static void DecoderClose ( vlc_object_t * );\r
-static void *DecodeBlock ( decoder_t *, block_t ** );\r
-\r
-static void CopyPicture( decoder_t *, picture_t *, uint8_t * );\r
-\r
-vlc_module_begin();\r
- set_description( _("DirectMedia Object decoder") );\r
- add_shortcut( "dmo" );\r
- set_capability( "decoder", 1 );\r
- set_callbacks( DecoderOpen, DecoderClose );\r
-vlc_module_end();\r
-\r
-/*****************************************************************************\r
- * Local prototypes\r
- *****************************************************************************/\r
-\r
-/****************************************************************************\r
- * Decoder descriptor declaration\r
- ****************************************************************************/\r
-struct decoder_sys_t\r
-{\r
- HINSTANCE hmsdmo_dll;\r
- IMediaObject *p_dmo;\r
-\r
- int i_min_output;\r
- uint8_t *p_buffer;\r
-\r
- audio_date_t end_date;\r
-};\r
-\r
-/*****************************************************************************\r
- * DecoderOpen: open dmo codec\r
- *****************************************************************************/\r
-static int DecoderOpen( vlc_object_t *p_this )\r
-{\r
- decoder_t *p_dec = (decoder_t*)p_this;\r
- decoder_sys_t *p_sys = NULL;\r
-\r
- DMO_PARTIAL_MEDIATYPE dmo_partial_type;\r
- DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;\r
- IEnumDMO *p_enum_dmo = NULL; \r
- IMediaObject *p_dmo = NULL;\r
- WCHAR *psz_dmo_name;\r
- GUID clsid_dmo;\r
-\r
- VIDEOINFOHEADER *p_vih = NULL;\r
- WAVEFORMATEX *p_wf = NULL;\r
-\r
- HRESULT (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,\r
- const DMO_PARTIAL_MEDIATYPE *,\r
- uint32_t, const DMO_PARTIAL_MEDIATYPE *,\r
- IEnumDMO ** );\r
-\r
- /* Load msdmo DLL */\r
- HINSTANCE hmsdmo_dll = LoadLibrary( "msdmo.dll" );\r
- if( hmsdmo_dll == NULL )\r
- {\r
- msg_Dbg( p_dec, "failed loading msdmo.dll" );\r
- return VLC_EGENERIC;\r
- }\r
- OurDMOEnum = (void *)GetProcAddress( hmsdmo_dll, "DMOEnum" );\r
- if( OurDMOEnum == NULL )\r
- {\r
- msg_Dbg( p_dec, "GetProcAddress failed to find DMOEnum()" );\r
- FreeLibrary( hmsdmo_dll );\r
- return VLC_EGENERIC;\r
- }\r
-\r
- /* Look for a DMO which can handle the requested codec */\r
- if( p_dec->fmt_in.i_cat == AUDIO_ES )\r
- {\r
- uint16_t i_tag;\r
- dmo_partial_type.type = MEDIATYPE_Audio;\r
- dmo_partial_type.subtype = dmo_partial_type.type;\r
- dmo_partial_type.subtype.Data1 = p_dec->fmt_in.i_codec;\r
- fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );\r
- if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;\r
- }\r
- else\r
- {\r
- dmo_partial_type.type = MEDIATYPE_Video;\r
- dmo_partial_type.subtype = dmo_partial_type.type;\r
- dmo_partial_type.subtype.Data1 = p_dec->fmt_in.i_codec;\r
- }\r
-\r
- /* Initialize OLE/COM */\r
- CoInitialize( 0 );\r
-\r
- if( OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,\r
- 1, &dmo_partial_type, 0, NULL, &p_enum_dmo ) )\r
- {\r
- goto error;\r
- }\r
-\r
- /* Pickup the first available codec */\r
- if( p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,\r
- &psz_dmo_name, NULL ) )\r
- {\r
- goto error;\r
- }\r
- p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );\r
-\r
-#if 1\r
- {\r
- char psz_temp[MAX_PATH];\r
- wcstombs( psz_temp, psz_dmo_name, MAX_PATH );\r
- msg_Dbg( p_dec, "found DMO: %s", psz_temp );\r
- }\r
-#endif\r
-\r
- CoTaskMemFree( psz_dmo_name );\r
-\r
- /* Create DMO */\r
- if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,\r
- &IID_IMediaObject, (void **)&p_dmo ) )\r
- {\r
- msg_Err( p_dec, "can't create DMO" );\r
- goto error;\r
- }\r
-\r
- /* Setup input format */\r
- memset( &dmo_input_type, 0, sizeof(dmo_input_type) );\r
- dmo_input_type.majortype = dmo_partial_type.type;\r
- dmo_input_type.subtype = dmo_partial_type.subtype;\r
- dmo_input_type.pUnk = 0;\r
-\r
- if( p_dec->fmt_in.i_cat == AUDIO_ES )\r
- {\r
- int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;\r
- p_wf = malloc( i_size );\r
-\r
- memset( p_wf, 0, sizeof(WAVEFORMATEX) );\r
- if( p_dec->fmt_in.i_extra )\r
- memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );\r
-\r
- p_wf->wFormatTag = dmo_partial_type.subtype.Data1;\r
- p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;\r
- p_wf->nChannels = p_dec->fmt_in.audio.i_channels;\r
- p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;\r
- p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;\r
- p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;\r
- p_wf->cbSize = i_size;\r
-\r
- dmo_input_type.formattype = FORMAT_WaveFormatEx;\r
- dmo_input_type.cbFormat = i_size;\r
- dmo_input_type.pbFormat = (char *)p_wf;\r
- dmo_input_type.pUnk = NULL;\r
- dmo_input_type.bFixedSizeSamples = 1;\r
- dmo_input_type.bTemporalCompression = 0;\r
- dmo_input_type.lSampleSize = p_wf->nBlockAlign;\r
- }\r
- else\r
- {\r
- BITMAPINFOHEADER *p_bih;\r
-\r
- int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;\r
- p_vih = malloc( i_size );\r
-\r
- memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );\r
- if( p_dec->fmt_in.i_extra )\r
- memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );\r
-\r
- p_bih = &p_vih->bmiHeader;\r
- p_bih->biCompression = dmo_partial_type.subtype.Data1;\r
- p_bih->biWidth = p_dec->fmt_in.video.i_width;\r
- p_bih->biHeight = p_dec->fmt_in.video.i_height;\r
- p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;\r
- p_bih->biPlanes = 1;\r
- p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +\r
- sizeof(BITMAPINFOHEADER);\r
-\r
- p_vih->rcSource.left = p_vih->rcSource.top = 0;\r
- p_vih->rcSource.right = p_dec->fmt_in.video.i_width;\r
- p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;\r
- p_vih->rcTarget = p_vih->rcSource;\r
-\r
- dmo_input_type.formattype = MEDIASUBTYPE_VideoInfo;\r
- dmo_input_type.bFixedSizeSamples = 0;\r
- dmo_input_type.bTemporalCompression = 1;\r
- dmo_input_type.cbFormat = i_size;\r
- dmo_input_type.pbFormat = (char *)p_vih;\r
- }\r
-\r
- if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )\r
- {\r
- msg_Err( p_dec, "can't set DMO input type" );\r
- goto error;\r
- }\r
- msg_Dbg( p_dec, "DMO input type set" );\r
-\r
- /* Setup output format */\r
- memset( &dmo_output_type, 0, sizeof(dmo_output_type) );\r
- dmo_output_type.majortype = dmo_partial_type.type;\r
- dmo_output_type.pUnk = 0;\r
-\r
- if( p_dec->fmt_in.i_cat == AUDIO_ES )\r
- {\r
- /* Setup the format */\r
- p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE;\r
- p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;\r
- p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;\r
- p_dec->fmt_out.audio.i_bitspersample =\r
- p_dec->fmt_in.audio.i_bitspersample;\r
- p_dec->fmt_out.audio.i_physical_channels =\r
- p_dec->fmt_out.audio.i_original_channels =\r
- pi_channels_maps[p_dec->fmt_out.audio.i_channels];\r
-\r
- p_wf->wFormatTag = WAVE_FORMAT_PCM;\r
- p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;\r
- p_wf->nChannels = p_dec->fmt_out.audio.i_channels;\r
- p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;\r
- p_wf->nBlockAlign =\r
- p_wf->wBitsPerSample / 8 * p_wf->nChannels;\r
- p_wf->nAvgBytesPerSec =\r
- p_wf->nSamplesPerSec * p_wf->nBlockAlign;\r
- p_wf->cbSize = sizeof(WAVEFORMATEX);\r
-\r
- dmo_output_type.formattype = FORMAT_WaveFormatEx;\r
- dmo_output_type.subtype = MEDIASUBTYPE_PCM;\r
- dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);\r
- dmo_output_type.pbFormat = (char *)p_wf;\r
- dmo_output_type.bFixedSizeSamples = 1;\r
- dmo_output_type.bTemporalCompression = 0;\r
- dmo_output_type.lSampleSize = p_wf->nBlockAlign;\r
- dmo_output_type.pUnk = NULL;\r
- }\r
- else\r
- {\r
- BITMAPINFOHEADER *p_bih;\r
-\r
- p_dec->fmt_out.i_codec = VLC_FOURCC('I','4','2','0');\r
- p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;\r
- p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height;\r
- p_dec->fmt_out.video.i_bits_per_pixel = 12;\r
- p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR *\r
- p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height;\r
-\r
- dmo_output_type.formattype = MEDIASUBTYPE_VideoInfo;\r
- dmo_output_type.subtype = MEDIASUBTYPE_YV12;\r
-\r
- p_bih = &p_vih->bmiHeader;\r
- p_bih->biCompression = dmo_partial_type.subtype.Data1;\r
- p_bih->biHeight *= -1;\r
- p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;\r
- p_bih->biSizeImage = p_dec->fmt_in.video.i_width *\r
- p_dec->fmt_in.video.i_height *\r
- (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;\r
-\r
- //p_bih->biPlanes = 1;\r
- p_bih->biSize = sizeof(BITMAPINFOHEADER);\r
-\r
- dmo_output_type.bFixedSizeSamples = VLC_TRUE;\r
- dmo_output_type.bTemporalCompression = 0;\r
- dmo_output_type.lSampleSize = p_bih->biSizeImage;\r
- dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);\r
- dmo_output_type.pbFormat = (char *)p_vih;\r
- }\r
-\r
- /* Enumerate output types */\r
- if( p_dec->fmt_in.i_cat == VIDEO_ES )\r
- {\r
- int i = 0;\r
- DMO_MEDIA_TYPE mt;\r
-\r
- while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )\r
- {\r
- msg_Dbg( p_dec, "available output chroma: %4.4s",\r
- (char *)&mt.subtype.Data1 );\r
- }\r
- }\r
-\r
- /* Choose an output type.\r
- * FIXME, get rid of the dmo_output_type code above. */\r
- if( p_dec->fmt_in.i_cat == VIDEO_ES )\r
- {\r
- int i = 0;\r
- DMO_MEDIA_TYPE mt;\r
-\r
- while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )\r
- {\r
- if( dmo_output_type.subtype.Data1 == mt.subtype.Data1 )\r
- {\r
- *p_vih = *(VIDEOINFOHEADER *)mt.pbFormat;\r
- break;\r
- }\r
- }\r
- }\r
-\r
- if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )\r
- {\r
- msg_Err( p_dec, "can't set DMO output type" );\r
- goto error;\r
- }\r
- msg_Dbg( p_dec, "DMO output type set" );\r
-\r
- /* Allocate the memory needed to store the decoder's structure */\r
- if( ( p_dec->p_sys = p_sys =\r
- (decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL )\r
- {\r
- msg_Err( p_dec, "out of memory" );\r
- goto error;\r
- }\r
-\r
- p_sys->hmsdmo_dll = hmsdmo_dll;\r
- p_sys->p_dmo = p_dmo;\r
-\r
- /* Find out some properties of the output */\r
- {\r
- uint32_t i_size, i_align;\r
-\r
- p_sys->i_min_output = 0;\r
- if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )\r
- {\r
- msg_Err( p_dec, "GetOutputSizeInfo() failed" );\r
- goto error;\r
- }\r
- else\r
- {\r
- msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",\r
- i_size, i_align );\r
- p_sys->i_min_output = i_size;\r
- p_sys->p_buffer = malloc( i_size );\r
- if( !p_sys->p_buffer ) goto error;\r
- }\r
- }\r
-\r
- /* Set output properties */\r
- p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;\r
- if( p_dec->fmt_out.i_cat == AUDIO_ES )\r
- aout_DateInit( &p_sys->end_date, p_dec->fmt_in.audio.i_rate );\r
- else\r
- aout_DateInit( &p_sys->end_date, 25 /* FIXME */ );\r
- aout_DateSet( &p_sys->end_date, 0 );\r
-\r
- /* Set callbacks */\r
- p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))\r
- DecodeBlock;\r
- p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))\r
- DecodeBlock;\r
-\r
- if( p_vih ) free( p_vih );\r
- if( p_wf ) free( p_wf );\r
-\r
- return VLC_SUCCESS;\r
-\r
- error:\r
- /* Uninitialize OLE/COM */\r
- CoUninitialize();\r
- FreeLibrary( hmsdmo_dll );\r
-\r
- if( p_vih ) free( p_vih );\r
- if( p_wf ) free( p_wf );\r
- if( p_sys ) free( p_sys );\r
-\r
- return VLC_EGENERIC;\r
-}\r
-\r
-/*****************************************************************************\r
- * DecoderClose: close codec\r
- *****************************************************************************/\r
-void DecoderClose( vlc_object_t *p_this )\r
-{\r
- decoder_t *p_dec = (decoder_t*)p_this;\r
- decoder_sys_t *p_sys = p_dec->p_sys;\r
-\r
- /* Uninitialize OLE/COM */\r
- CoUninitialize();\r
-\r
- FreeLibrary( p_sys->hmsdmo_dll );\r
-\r
- if( p_sys->p_buffer ) free( p_sys->p_buffer );\r
- free( p_sys );\r
-}\r
-\r
-/****************************************************************************\r
- * DecodeBlock: the whole thing\r
- ****************************************************************************\r
- * This function must be fed with ogg packets.\r
- ****************************************************************************/\r
-static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )\r
-{\r
- decoder_sys_t *p_sys = p_dec->p_sys;\r
- block_t *p_block;\r
- int i_result;\r
-\r
- DMO_OUTPUT_DATA_BUFFER db;\r
- CMediaBuffer *p_out;\r
- block_t block_out;\r
- uint32_t i_status, i_buffer_out;\r
- uint8_t *p_buffer_out;\r
-\r
- if( !pp_block ) return NULL;\r
-\r
- p_block = *pp_block;\r
-\r
- /* Won't work with streams with B-frames, but do we have any ? */\r
- if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;\r
-\r
- /* Date management */\r
- if( p_block && p_block->i_pts > 0 &&\r
- p_block->i_pts != aout_DateGet( &p_sys->end_date ) )\r
- {\r
- aout_DateSet( &p_sys->end_date, p_block->i_pts );\r
- }\r
-\r
-#if 0 /* Breaks the video decoding */\r
- if( !aout_DateGet( &p_sys->end_date ) )\r
- {\r
- /* We've just started the stream, wait for the first PTS. */\r
- if( p_block ) block_Release( p_block );\r
- return NULL;\r
- }\r
-#endif\r
-\r
- /* Feed input to the DMO */\r
- if( p_block && p_block->i_buffer )\r
- {\r
- CMediaBuffer *p_in;\r
-\r
- p_in = CMediaBufferCreate( p_block, p_block->i_buffer, VLC_TRUE );\r
-\r
- i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,\r
- (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFER_SYNCPOINT,\r
- 0, 0 );\r
-\r
- p_in->vt->Release( (IUnknown *)p_in );\r
-\r
- if( i_result == S_FALSE )\r
- {\r
- /* No output generated */\r
-#ifdef DMO_DEBUG\r
- msg_Dbg( p_dec, "ProcessInput(): no output generated" );\r
-#endif\r
- return NULL;\r
- }\r
- else if( i_result == DMO_E_NOTACCEPTING )\r
- {\r
- /* Need to call ProcessOutput */\r
- msg_Dbg( p_dec, "ProcessInput(): not accepting" );\r
- }\r
- else if( i_result != S_OK )\r
- {\r
- msg_Dbg( p_dec, "ProcessInput(): failed" );\r
- return NULL;\r
- }\r
- else\r
- {\r
- //msg_Dbg( p_dec, "ProcessInput(): successful" );\r
- *pp_block = 0;\r
- }\r
- }\r
- else if( p_block && !p_block->i_buffer )\r
- {\r
- block_Release( p_block );\r
- *pp_block = 0;\r
- }\r
-\r
- /* Get output from the DMO */\r
- block_out.p_buffer = p_sys->p_buffer;;\r
- block_out.i_buffer = 0;\r
-\r
- p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, VLC_FALSE );\r
- db.rtTimestamp = 0;\r
- db.rtTimelength = 0;\r
- db.dwStatus = 0;\r
- db.pBuffer = (IMediaBuffer *)p_out;\r
-\r
- i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,\r
- DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,\r
- 1, &db, &i_status );\r
-\r
- if( i_result != S_OK )\r
- {\r
- if( i_result != S_FALSE )\r
- msg_Dbg( p_dec, "ProcessOutput(): failed" );\r
-#if DMO_DEBUG\r
- else\r
- msg_Dbg( p_dec, "ProcessOutput(): no output" );\r
-#endif\r
-\r
- p_out->vt->Release( (IUnknown *)p_out );\r
- return NULL;\r
- }\r
-\r
-#if DMO_DEBUG\r
- msg_Dbg( p_dec, "ProcessOutput(): success" );\r
-#endif\r
-\r
- i_result = p_out->vt->GetBufferAndLength( (IMediaBuffer *)p_out,\r
- &p_buffer_out, &i_buffer_out );\r
- if( i_result != S_OK )\r
- {\r
- msg_Dbg( p_dec, "GetBufferAndLength(): failed" );\r
- p_out->vt->Release( (IUnknown *)p_out );\r
- return NULL;\r
- }\r
-\r
- if( !i_buffer_out )\r
- {\r
-#if DMO_DEBUG\r
- msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );\r
-#endif\r
- p_out->vt->Release( (IUnknown *)p_out );\r
- return NULL;\r
- }\r
-\r
- if( p_dec->fmt_out.i_cat == VIDEO_ES )\r
- {\r
- /* Get a new picture */\r
- picture_t *p_pic = p_dec->pf_vout_buffer_new( p_dec );\r
- if( !p_pic ) return NULL;\r
-\r
- CopyPicture( p_dec, p_pic, block_out.p_buffer );\r
-\r
- /* Date management */\r
- p_pic->date = aout_DateGet( &p_sys->end_date );\r
- aout_DateIncrement( &p_sys->end_date, 1 );\r
-\r
- p_out->vt->Release( (IUnknown *)p_out );\r
-\r
- return p_pic;\r
- }\r
- else\r
- {\r
- aout_buffer_t *p_aout_buffer;\r
- int i_samples = i_buffer_out /\r
- ( p_dec->fmt_in.audio.i_bitspersample *\r
- p_dec->fmt_in.audio.i_channels / 8 );\r
-\r
- p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples );\r
- memcpy( p_aout_buffer->p_buffer, p_buffer_out, i_buffer_out );\r
-\r
- /* Date management */\r
- p_aout_buffer->start_date = aout_DateGet( &p_sys->end_date );\r
- p_aout_buffer->end_date =\r
- aout_DateIncrement( &p_sys->end_date, i_samples );\r
-\r
- p_out->vt->Release( (IUnknown *)p_out );\r
-\r
- return p_aout_buffer;\r
- }\r
-\r
- return NULL;\r
-}\r
-\r
-static void CopyPicture( decoder_t *p_dec, picture_t *p_pic, uint8_t *p_in )\r
-{\r
- int i_plane, i_line, i_width, i_dst_stride;\r
- uint8_t *p_dst, *p_src = p_in;\r
-\r
- p_dst = p_pic->p[1].p_pixels;\r
- p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;\r
- p_pic->p[2].p_pixels = p_dst;\r
-\r
- for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )\r
- {\r
- p_dst = p_pic->p[i_plane].p_pixels;\r
- i_width = p_pic->p[i_plane].i_visible_pitch;\r
- i_dst_stride = p_pic->p[i_plane].i_pitch;\r
-\r
- for( i_line = 0; i_line < p_pic->p[i_plane].i_lines; i_line++ )\r
- {\r
- p_dec->p_vlc->pf_memcpy( p_dst, p_src, i_width );\r
- p_src += i_width;\r
- p_dst += i_dst_stride;\r
- }\r
- }\r
-\r
- p_dst = p_pic->p[1].p_pixels;\r
- p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;\r
- p_pic->p[2].p_pixels = p_dst;\r
-}\r
+/*****************************************************************************
+ * dmo.c : DirectMedia Object decoder module for vlc
+ *****************************************************************************
+ * Copyright (C) 2002, 2003 the VideoLAN team
+ * $Id$
+ *
+ * Author: Gildas Bazin <gbazin@videolan.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_codec.h>
+#include <vlc_aout.h>
+
+#ifndef WIN32
+# define LOADER
+#else
+# include <objbase.h>
+#endif
+
+#ifdef LOADER
+/* Need the w32dll loader from mplayer */
+# include <wine/winerror.h>
+# include <ldt_keeper.h>
+# include <wine/windef.h>
+#endif
+
+#include <vlc_codecs.h>
+#include "dmo.h"
+
+//#define DMO_DEBUG 1
+
+#ifdef LOADER
+/* Not Needed */
+long CoInitialize( void *pvReserved ) { VLC_UNUSED(pvReserved); return -1; }
+void CoUninitialize( void ) { }
+
+/* A few prototypes */
+HMODULE WINAPI LoadLibraryA(LPCSTR);
+#define LoadLibrary LoadLibraryA
+FARPROC WINAPI GetProcAddress(HMODULE,LPCSTR);
+int WINAPI FreeLibrary(HMODULE);
+#endif /* LOADER */
+
+typedef long (STDCALL *GETCLASS) ( const GUID*, const GUID*, void** );
+
+static const int pi_channels_maps[7] =
+{
+ 0,
+ AOUT_CHAN_CENTER,
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
+ AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
+ | AOUT_CHAN_REARRIGHT,
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
+ | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
+ | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE
+};
+
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+static int DecoderOpen ( vlc_object_t * );
+static void DecoderClose ( vlc_object_t * );
+static void *DecodeBlock ( decoder_t *, block_t ** );
+static void *DecoderThread( void * );
+static int EncoderOpen ( vlc_object_t * );
+static void EncoderClose ( vlc_object_t * );
+static block_t *EncodeBlock( encoder_t *, void * );
+
+static int EncOpen ( vlc_object_t * );
+
+static int LoadDMO( vlc_object_t *, HINSTANCE *, IMediaObject **,
+ es_format_t *, bool );
+static void CopyPicture( picture_t *, uint8_t * );
+
+vlc_module_begin ()
+ set_description( N_("DirectMedia Object decoder") )
+ add_shortcut( "dmo" )
+ set_capability( "decoder", 1 )
+ set_callbacks( DecoderOpen, DecoderClose )
+ set_category( CAT_INPUT )
+ set_subcategory( SUBCAT_INPUT_SCODEC )
+
+# define ENC_CFG_PREFIX "sout-dmo-"
+ add_submodule ()
+ set_description( N_("DirectMedia Object encoder") )
+ add_shortcut( "dmo" )
+ set_capability( "encoder", 10 )
+ set_callbacks( EncoderOpen, EncoderClose )
+
+vlc_module_end ()
+
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+
+/****************************************************************************
+ * Decoder descriptor declaration
+ ****************************************************************************/
+struct decoder_sys_t
+{
+ HINSTANCE hmsdmo_dll;
+ IMediaObject *p_dmo;
+
+ int i_min_output;
+ uint8_t *p_buffer;
+
+ date_t end_date;
+
+#ifdef LOADER
+ ldt_fs_t *ldt_fs;
+#endif
+
+ vlc_thread_t thread;
+ vlc_mutex_t lock;
+ vlc_cond_t wait_input, wait_output;
+ bool b_ready, b_works;
+ block_t **pp_input;
+
+ int i_output;
+ void **pp_output;
+};
+
+const GUID IID_IWMCodecPrivateData = {0x73f0be8e, 0x57f7, 0x4f01, {0xaa, 0x66, 0x9f, 0x57, 0x34, 0xc, 0xfe, 0xe}};
+const GUID IID_IMediaObject = {0xd8ad0f58, 0x5494, 0x4102, {0x97, 0xc5, 0xec, 0x79, 0x8e, 0x59, 0xbc, 0xf4}};
+const GUID IID_IMediaBuffer = {0x59eff8b9, 0x938c, 0x4a26, {0x82, 0xf2, 0x95, 0xcb, 0x84, 0xcd, 0xc8, 0x37}};
+const GUID MEDIATYPE_Video = {0x73646976, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
+const GUID MEDIATYPE_Audio = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
+const GUID MEDIASUBTYPE_PCM = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
+const GUID FORMAT_VideoInfo = {0x05589f80, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
+const GUID FORMAT_WaveFormatEx = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
+const GUID GUID_NULL = {0x0000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
+const GUID MEDIASUBTYPE_I420 = {0x30323449, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
+const GUID MEDIASUBTYPE_YV12 = {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
+const GUID MEDIASUBTYPE_RGB24 = {0xe436eb7d, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
+const GUID MEDIASUBTYPE_RGB565 = {0xe436eb7b, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
+
+
+static const GUID guid_wvc1 = { 0xc9bfbccf, 0xe60e, 0x4588, { 0xa3, 0xdf, 0x5a, 0x03, 0xb1, 0xfd, 0x95, 0x85 } };
+static const GUID guid_wmv9 = { 0x724bb6a4, 0xe526, 0x450f, { 0xaf, 0xfa, 0xab, 0x9b, 0x45, 0x12, 0x91, 0x11 } };
+
+static const GUID guid_wmv = { 0x82d353df, 0x90bd, 0x4382, { 0x8b, 0xc2, 0x3f, 0x61, 0x92, 0xb7, 0x6e, 0x34 } };
+static const GUID guid_wms = { 0x7bafb3b1, 0xd8f4, 0x4279, { 0x92, 0x53, 0x27, 0xda, 0x42, 0x31, 0x08, 0xde } };
+static const GUID guid_wmva ={ 0x03be3ac4, 0x84b7, 0x4e0e, { 0xa7, 0x8d, 0xd3, 0x52, 0x4e, 0x60, 0x39, 0x5a } };
+
+static const GUID guid_wma = { 0x874131cb, 0x4ecc, 0x443b, { 0x89, 0x48, 0x74, 0x6b, 0x89, 0x59, 0x5d, 0x20 } };
+static const GUID guid_wma9 = { 0x27ca0808, 0x01f5, 0x4e7a, { 0x8b, 0x05, 0x87, 0xf8, 0x07, 0xa2, 0x33, 0xd1 } };
+
+static const GUID guid_wmv_enc = { 0x3181343b, 0x94a2, 0x4feb, { 0xad, 0xef, 0x30, 0xa1, 0xdd, 0xe6, 0x17, 0xb4 } };
+static const GUID guid_wmv_enc2 = { 0x96b57cdd, 0x8966, 0x410c,{ 0xbb, 0x1f, 0xc9, 0x7e, 0xea, 0x76, 0x5c, 0x04 } };
+static const GUID guid_wma_enc = { 0x70f598e9, 0xf4ab, 0x495a, { 0x99, 0xe2, 0xa7, 0xc4, 0xd3, 0xd8, 0x9a, 0xbf } };
+
+typedef struct
+{
+ vlc_fourcc_t i_fourcc;
+ const char *psz_dll;
+ const GUID *p_guid;
+
+} codec_dll;
+
+static const codec_dll decoders_table[] =
+{
+ /* WVC1 */
+ { VLC_CODEC_VC1, "wvc1dmod.dll", &guid_wvc1 },
+ /* WMV3 */
+ { VLC_CODEC_WMV3, "wmv9dmod.dll", &guid_wmv9 },
+ /* WMV2 */
+ { VLC_CODEC_WMV2, "wmvdmod.dll", &guid_wmv },
+ /* WMV1 */
+ { VLC_CODEC_WMV1, "wmvdmod.dll", &guid_wmv },
+ /* Screen codecs */
+ { VLC_FOURCC('M','S','S','2'), "wmsdmod.dll", &guid_wms },
+ { VLC_FOURCC('m','s','s','2'), "wmsdmod.dll", &guid_wms },
+ { VLC_FOURCC('M','S','S','1'), "wmsdmod.dll", &guid_wms },
+ { VLC_FOURCC('m','s','s','1'), "wmsdmod.dll", &guid_wms },
+ /* Windows Media Video Adv */
+ { VLC_CODEC_WMVA, "wmvadvd.dll", &guid_wmva },
+
+ /* WMA 3 */
+ { VLC_CODEC_WMAP, "wma9dmod.dll", &guid_wma9 },
+ { VLC_CODEC_WMAL, "wma9dmod.dll", &guid_wma9 },
+
+ /* WMA 2 */
+ { VLC_CODEC_WMA2, "wma9dmod.dll", &guid_wma9 },
+
+ /* WMA Speech */
+ { VLC_CODEC_WMAS, "wmspdmod.dll", &guid_wma },
+
+ /* */
+ { 0, NULL, NULL }
+};
+
+static const codec_dll encoders_table[] =
+{
+ /* WMV3 */
+ { VLC_CODEC_WMV3, "wmvdmoe2.dll", &guid_wmv_enc2 },
+ /* WMV2 */
+ { VLC_CODEC_WMV2, "wmvdmoe2.dll", &guid_wmv_enc2 },
+ /* WMV1 */
+ { VLC_CODEC_WMV1, "wmvdmoe2.dll", &guid_wmv_enc2 },
+
+ /* WMA 3 */
+ { VLC_CODEC_WMAP, "wmadmoe.dll", &guid_wma_enc },
+ /* WMA 2 */
+ { VLC_CODEC_WMA2, "wmadmoe.dll", &guid_wma_enc },
+
+ /* */
+ { 0, NULL, NULL }
+};
+
+static void WINAPI DMOFreeMediaType( DMO_MEDIA_TYPE *mt )
+{
+ if( mt->cbFormat != 0 ) CoTaskMemFree( (PVOID)mt->pbFormat );
+ if( mt->pUnk != NULL ) mt->pUnk->vt->Release( (IUnknown *)mt->pUnk );
+ mt->cbFormat = 0;
+ mt->pbFormat = NULL;
+ mt->pUnk = NULL;
+}
+
+/*****************************************************************************
+ * DecoderOpen: open dmo codec
+ *****************************************************************************/
+static int DecoderOpen( vlc_object_t *p_this )
+{
+ decoder_t *p_dec = (decoder_t*)p_this;
+ decoder_sys_t *p_sys;
+
+ /* We can't open it now, because of ldt_keeper or something
+ * Open/Decode/Close has to be done in the same thread */
+
+ /* Probe if we support it */
+ for( unsigned i = 0; decoders_table[i].i_fourcc != 0; i++ )
+ {
+ if( decoders_table[i].i_fourcc == p_dec->fmt_in.i_codec )
+ {
+ msg_Dbg( p_dec, "DMO codec for %4.4s may work with dll=%s",
+ (char*)&p_dec->fmt_in.i_codec,
+ decoders_table[i].psz_dll );
+ goto found;
+ }
+ }
+ return VLC_EGENERIC;
+
+found:
+ p_sys = p_dec->p_sys = malloc(sizeof(*p_sys));
+ if( !p_sys )
+ return VLC_ENOMEM;
+
+ /* Set callbacks */
+ p_dec->pf_decode_video = (picture_t *(*)(decoder_t *, block_t **))
+ DecodeBlock;
+ p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))
+ DecodeBlock;
+
+ vlc_mutex_init( &p_sys->lock );
+ vlc_cond_init( &p_sys->wait_input );
+ vlc_cond_init( &p_sys->wait_output );
+ p_sys->b_works =
+ p_sys->b_ready = false;
+ p_sys->pp_input = NULL;
+ TAB_INIT( p_sys->i_output, p_sys->pp_output );
+
+ if( vlc_clone( &p_sys->thread, DecoderThread, p_dec,
+ VLC_THREAD_PRIORITY_INPUT ) )
+ goto error;
+
+ vlc_mutex_lock( &p_sys->lock );
+ while( !p_sys->b_ready )
+ vlc_cond_wait( &p_sys->wait_output, &p_sys->lock );
+ vlc_mutex_unlock( &p_sys->lock );
+
+ if( p_sys->b_works )
+ return VLC_SUCCESS;
+
+ vlc_join( p_sys->thread, NULL );
+error:
+ vlc_cond_destroy( &p_sys->wait_input );
+ vlc_cond_destroy( &p_sys->wait_output );
+ vlc_mutex_destroy( &p_sys->lock );
+ free( p_sys );
+ return VLC_ENOMEM;
+}
+
+/*****************************************************************************
+ * DecoderClose: close codec
+ *****************************************************************************/
+static void DecoderClose( vlc_object_t *p_this )
+{
+ decoder_t *p_dec = (decoder_t*)p_this;
+ decoder_sys_t *p_sys = p_dec->p_sys;
+
+ vlc_mutex_lock( &p_sys->lock );
+ p_sys->b_ready = false;
+ vlc_cond_signal( &p_sys->wait_input );
+ vlc_mutex_unlock( &p_sys->lock );
+
+ vlc_join( p_sys->thread, NULL );
+ TAB_CLEAN( p_sys->i_output, p_sys->pp_output );
+ vlc_cond_destroy( &p_sys->wait_input );
+ vlc_cond_destroy( &p_sys->wait_output );
+ vlc_mutex_destroy( &p_sys->lock );
+ free( p_sys );
+}
+
+static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
+{
+ decoder_sys_t *p_sys = p_dec->p_sys;
+ void *p_ret;
+
+ vlc_mutex_lock( &p_sys->lock );
+ if( p_sys->i_output <= 0 )
+ {
+ p_sys->pp_input = pp_block;
+ vlc_cond_signal( &p_sys->wait_input );
+
+ while( p_sys->pp_input )
+ vlc_cond_wait( &p_sys->wait_output, &p_sys->lock );
+ }
+
+ p_ret = NULL;
+ if( p_sys->i_output > 0 )
+ {
+ p_ret = p_sys->pp_output[0];
+ TAB_REMOVE( p_sys->i_output, p_sys->pp_output, p_ret );
+ }
+
+ vlc_mutex_unlock( &p_sys->lock );
+
+ return p_ret;
+}
+
+/*****************************************************************************
+ * DecOpen: open dmo codec
+ *****************************************************************************/
+static int DecOpen( decoder_t *p_dec )
+{
+ decoder_sys_t *p_sys = p_dec->p_sys;
+
+ DMO_MEDIA_TYPE dmo_input_type, dmo_output_type;
+ IMediaObject *p_dmo = NULL;
+ HINSTANCE hmsdmo_dll = NULL;
+
+ VIDEOINFOHEADER *p_vih = NULL;
+ WAVEFORMATEX *p_wf = NULL;
+
+#ifdef LOADER
+ ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
+#else
+ /* Initialize OLE/COM */
+ CoInitialize( 0 );
+#endif /* LOADER */
+
+ if( LoadDMO( VLC_OBJECT(p_dec), &hmsdmo_dll, &p_dmo, &p_dec->fmt_in, false )
+ != VLC_SUCCESS )
+ {
+ hmsdmo_dll = 0;
+ p_dmo = 0;
+ goto error;
+ }
+
+ /* Setup input format */
+ memset( &dmo_input_type, 0, sizeof(dmo_input_type) );
+ dmo_input_type.pUnk = 0;
+
+ if( p_dec->fmt_in.i_cat == AUDIO_ES )
+ {
+ uint16_t i_tag;
+ int i_size = sizeof(WAVEFORMATEX) + p_dec->fmt_in.i_extra;
+ p_wf = malloc( i_size );
+
+ memset( p_wf, 0, sizeof(WAVEFORMATEX) );
+ if( p_dec->fmt_in.i_extra )
+ memcpy( &p_wf[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
+
+ dmo_input_type.majortype = MEDIATYPE_Audio;
+ dmo_input_type.subtype = dmo_input_type.majortype;
+ dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_original_fourcc ?: p_dec->fmt_in.i_codec;
+ fourcc_to_wf_tag( p_dec->fmt_in.i_codec, &i_tag );
+ if( i_tag ) dmo_input_type.subtype.Data1 = i_tag;
+
+ p_wf->wFormatTag = dmo_input_type.subtype.Data1;
+ p_wf->nSamplesPerSec = p_dec->fmt_in.audio.i_rate;
+ p_wf->nChannels = p_dec->fmt_in.audio.i_channels;
+ p_wf->wBitsPerSample = p_dec->fmt_in.audio.i_bitspersample;
+ p_wf->nBlockAlign = p_dec->fmt_in.audio.i_blockalign;
+ p_wf->nAvgBytesPerSec = p_dec->fmt_in.i_bitrate / 8;
+ p_wf->cbSize = p_dec->fmt_in.i_extra;
+
+ dmo_input_type.formattype = FORMAT_WaveFormatEx;
+ dmo_input_type.cbFormat = i_size;
+ dmo_input_type.pbFormat = (char *)p_wf;
+ dmo_input_type.bFixedSizeSamples = 1;
+ dmo_input_type.bTemporalCompression = 0;
+ dmo_input_type.lSampleSize = p_wf->nBlockAlign;
+ }
+ else
+ {
+ BITMAPINFOHEADER *p_bih;
+
+ int i_size = sizeof(VIDEOINFOHEADER) + p_dec->fmt_in.i_extra;
+ p_vih = malloc( i_size );
+
+ memset( p_vih, 0, sizeof(VIDEOINFOHEADER) );
+ if( p_dec->fmt_in.i_extra )
+ memcpy( &p_vih[1], p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
+
+ p_bih = &p_vih->bmiHeader;
+ p_bih->biCompression = p_dec->fmt_in.i_original_fourcc ?: p_dec->fmt_in.i_codec;
+ p_bih->biWidth = p_dec->fmt_in.video.i_width;
+ p_bih->biHeight = p_dec->fmt_in.video.i_height;
+ p_bih->biBitCount = p_dec->fmt_in.video.i_bits_per_pixel;
+ p_bih->biPlanes = 1;
+ p_bih->biSize = i_size - sizeof(VIDEOINFOHEADER) +
+ sizeof(BITMAPINFOHEADER);
+
+ p_vih->rcSource.left = p_vih->rcSource.top = 0;
+ p_vih->rcSource.right = p_dec->fmt_in.video.i_width;
+ p_vih->rcSource.bottom = p_dec->fmt_in.video.i_height;
+ p_vih->rcTarget = p_vih->rcSource;
+
+ dmo_input_type.majortype = MEDIATYPE_Video;
+ dmo_input_type.subtype = dmo_input_type.majortype;
+ dmo_input_type.subtype.Data1 = p_dec->fmt_in.i_original_fourcc ?: p_dec->fmt_in.i_codec;
+ dmo_input_type.formattype = FORMAT_VideoInfo;
+ dmo_input_type.bFixedSizeSamples = 0;
+ dmo_input_type.bTemporalCompression = 1;
+ dmo_input_type.cbFormat = i_size;
+ dmo_input_type.pbFormat = (char *)p_vih;
+ }
+
+ if( p_dmo->vt->SetInputType( p_dmo, 0, &dmo_input_type, 0 ) )
+ {
+ msg_Err( p_dec, "can't set DMO input type" );
+ goto error;
+ }
+ msg_Dbg( p_dec, "DMO input type set" );
+
+ /* Setup output format */
+ memset( &dmo_output_type, 0, sizeof(dmo_output_type) );
+ dmo_output_type.pUnk = 0;
+
+ if( p_dec->fmt_in.i_cat == AUDIO_ES )
+ {
+ /* Setup the format */
+ p_dec->fmt_out.i_codec = VLC_CODEC_S16N;
+ p_dec->fmt_out.audio.i_rate = p_dec->fmt_in.audio.i_rate;
+ p_dec->fmt_out.audio.i_channels = p_dec->fmt_in.audio.i_channels;
+ p_dec->fmt_out.audio.i_bitspersample = 16;//p_dec->fmt_in.audio.i_bitspersample; We request 16
+ p_dec->fmt_out.audio.i_physical_channels =
+ p_dec->fmt_out.audio.i_original_channels =
+ pi_channels_maps[p_dec->fmt_out.audio.i_channels];
+
+ p_wf->wFormatTag = WAVE_FORMAT_PCM;
+ p_wf->nSamplesPerSec = p_dec->fmt_out.audio.i_rate;
+ p_wf->nChannels = p_dec->fmt_out.audio.i_channels;
+ p_wf->wBitsPerSample = p_dec->fmt_out.audio.i_bitspersample;
+ p_wf->nBlockAlign =
+ p_wf->wBitsPerSample / 8 * p_wf->nChannels;
+ p_wf->nAvgBytesPerSec =
+ p_wf->nSamplesPerSec * p_wf->nBlockAlign;
+ p_wf->cbSize = 0;
+
+ dmo_output_type.majortype = MEDIATYPE_Audio;
+ dmo_output_type.formattype = FORMAT_WaveFormatEx;
+ dmo_output_type.subtype = MEDIASUBTYPE_PCM;
+ dmo_output_type.cbFormat = sizeof(WAVEFORMATEX);
+ dmo_output_type.pbFormat = (char *)p_wf;
+ dmo_output_type.bFixedSizeSamples = 1;
+ dmo_output_type.bTemporalCompression = 0;
+ dmo_output_type.lSampleSize = p_wf->nBlockAlign;
+ }
+ else
+ {
+ BITMAPINFOHEADER *p_bih;
+ DMO_MEDIA_TYPE mt;
+ unsigned i_chroma = VLC_CODEC_YUYV;
+ int i_planes = 1, i_bpp = 16;
+ int i = 0;
+
+ /* Find out which chroma to use */
+ while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
+ {
+ if( mt.subtype.Data1 == VLC_CODEC_YV12 )
+ {
+ i_chroma = mt.subtype.Data1;
+ i_planes = 3; i_bpp = 12;
+ }
+
+ DMOFreeMediaType( &mt );
+ }
+
+ p_dec->fmt_out.i_codec = i_chroma == VLC_CODEC_YV12 ?
+ VLC_CODEC_I420 : i_chroma;
+ p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
+ p_dec->fmt_out.video.i_height = p_dec->fmt_in.video.i_height;
+ p_dec->fmt_out.video.i_bits_per_pixel = i_bpp;
+
+ /* If an aspect-ratio was specified in the input format then force it */
+ if( p_dec->fmt_in.video.i_aspect )
+ {
+ p_dec->fmt_out.video.i_aspect = p_dec->fmt_in.video.i_aspect;
+ }
+ else
+ {
+ p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR *
+ p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height;
+ }
+
+ p_bih = &p_vih->bmiHeader;
+ p_bih->biCompression = i_chroma;
+ p_bih->biHeight *= -1;
+ p_bih->biBitCount = p_dec->fmt_out.video.i_bits_per_pixel;
+ p_bih->biSizeImage = p_dec->fmt_in.video.i_width *
+ p_dec->fmt_in.video.i_height *
+ (p_dec->fmt_in.video.i_bits_per_pixel + 7) / 8;
+
+ p_bih->biPlanes = i_planes;
+ p_bih->biSize = sizeof(BITMAPINFOHEADER);
+
+ dmo_output_type.majortype = MEDIATYPE_Video;
+ dmo_output_type.formattype = FORMAT_VideoInfo;
+ dmo_output_type.subtype = dmo_output_type.majortype;
+ dmo_output_type.subtype.Data1 = p_bih->biCompression;
+ dmo_output_type.bFixedSizeSamples = true;
+ dmo_output_type.bTemporalCompression = 0;
+ dmo_output_type.lSampleSize = p_bih->biSizeImage;
+ dmo_output_type.cbFormat = sizeof(VIDEOINFOHEADER);
+ dmo_output_type.pbFormat = (char *)p_vih;
+ }
+
+#ifdef DMO_DEBUG
+ /* Enumerate output types */
+ if( p_dec->fmt_in.i_cat == VIDEO_ES )
+ {
+ int i = 0;
+ DMO_MEDIA_TYPE mt;
+
+ while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &mt ) )
+ {
+ msg_Dbg( p_dec, "available output chroma: %4.4s",
+ (char *)&mt.subtype.Data1 );
+ DMOFreeMediaType( &mt );
+ }
+ }
+#endif
+
+ if( p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_output_type, 0 ) )
+ {
+ msg_Err( p_dec, "can't set DMO output type" );
+ goto error;
+ }
+ msg_Dbg( p_dec, "DMO output type set" );
+
+ /* Allocate the memory needed to store the decoder's structure */
+ p_sys->hmsdmo_dll = hmsdmo_dll;
+ p_sys->p_dmo = p_dmo;
+#ifdef LOADER
+ p_sys->ldt_fs = ldt_fs;
+#endif
+
+ /* Find out some properties of the output */
+ {
+ uint32_t i_size, i_align;
+
+ p_sys->i_min_output = 0;
+ if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
+ {
+ msg_Err( p_dec, "GetOutputSizeInfo() failed" );
+ goto error;
+ }
+ else
+ {
+ msg_Dbg( p_dec, "GetOutputSizeInfo(): bytes %i, align %i",
+ i_size, i_align );
+ p_sys->i_min_output = i_size;
+ p_sys->p_buffer = malloc( i_size );
+ if( !p_sys->p_buffer ) goto error;
+ }
+ }
+
+ /* Set output properties */
+ p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
+ if( p_dec->fmt_out.i_cat == AUDIO_ES )
+ date_Init( &p_sys->end_date, p_dec->fmt_in.audio.i_rate, 1 );
+ else
+ date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
+
+ free( p_vih );
+ free( p_wf );
+
+ vlc_mutex_lock( &p_sys->lock );
+ p_sys->b_ready =
+ p_sys->b_works = true;
+ vlc_cond_signal( &p_sys->wait_output );
+ vlc_mutex_unlock( &p_sys->lock );
+
+ return VLC_SUCCESS;
+
+ error:
+
+ if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
+ if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
+
+#ifdef LOADER
+ Restore_LDT_Keeper( ldt_fs );
+#else
+ /* Uninitialize OLE/COM */
+ CoUninitialize();
+#endif /* LOADER */
+
+ free( p_vih );
+ free( p_wf );
+
+ vlc_mutex_lock( &p_sys->lock );
+ p_sys->b_ready = true;
+ vlc_cond_signal( &p_sys->wait_output );
+ vlc_mutex_unlock( &p_sys->lock );
+ return VLC_EGENERIC;
+}
+
+/*****************************************************************************
+ * LoadDMO: Load the DMO object
+ *****************************************************************************/
+static int LoadDMO( vlc_object_t *p_this, HINSTANCE *p_hmsdmo_dll,
+ IMediaObject **pp_dmo, es_format_t *p_fmt,
+ bool b_out )
+{
+ DMO_PARTIAL_MEDIATYPE dmo_partial_type;
+ int i_err;
+
+#ifndef LOADER
+ long (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t,
+ const DMO_PARTIAL_MEDIATYPE *,
+ uint32_t, const DMO_PARTIAL_MEDIATYPE *,
+ IEnumDMO ** );
+
+ IEnumDMO *p_enum_dmo = NULL;
+ WCHAR *psz_dmo_name;
+ GUID clsid_dmo;
+ uint32_t i_dummy;
+#endif
+
+ GETCLASS GetClass;
+ IClassFactory *cFactory = NULL;
+ IUnknown *cObject = NULL;
+ const codec_dll *codecs_table = b_out ? encoders_table : decoders_table;
+ int i_codec;
+
+ /* Look for a DMO which can handle the requested codec */
+ if( p_fmt->i_cat == AUDIO_ES )
+ {
+ uint16_t i_tag;
+ dmo_partial_type.type = MEDIATYPE_Audio;
+ dmo_partial_type.subtype = dmo_partial_type.type;
+ dmo_partial_type.subtype.Data1 = p_fmt->i_original_fourcc ?: p_fmt->i_codec;
+ fourcc_to_wf_tag( p_fmt->i_codec, &i_tag );
+ if( i_tag ) dmo_partial_type.subtype.Data1 = i_tag;
+ }
+ else
+ {
+ dmo_partial_type.type = MEDIATYPE_Video;
+ dmo_partial_type.subtype = dmo_partial_type.type;
+ dmo_partial_type.subtype.Data1 = p_fmt->i_original_fourcc ?: p_fmt->i_codec;
+ }
+
+#ifndef LOADER
+ /* Load msdmo DLL */
+ *p_hmsdmo_dll = LoadLibrary( "msdmo.dll" );
+ if( *p_hmsdmo_dll == NULL )
+ {
+ msg_Dbg( p_this, "failed loading msdmo.dll" );
+ return VLC_EGENERIC;
+ }
+ OurDMOEnum = (void *)GetProcAddress( *p_hmsdmo_dll, "DMOEnum" );
+ if( OurDMOEnum == NULL )
+ {
+ msg_Dbg( p_this, "GetProcAddress failed to find DMOEnum()" );
+ FreeLibrary( *p_hmsdmo_dll );
+ return VLC_EGENERIC;
+ }
+
+ if( !b_out )
+ {
+ i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
+ 1, &dmo_partial_type, 0, NULL, &p_enum_dmo );
+ }
+ else
+ {
+ i_err = OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/,
+ 0, NULL, 1, &dmo_partial_type, &p_enum_dmo );
+ }
+ if( i_err )
+ {
+ FreeLibrary( *p_hmsdmo_dll );
+ /* return VLC_EGENERIC; */
+ /* Try loading the dll directly */
+ goto loader;
+ }
+
+ /* Pickup the first available codec */
+ *pp_dmo = 0;
+ while( ( S_OK == p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo,
+ &psz_dmo_name, &i_dummy /* NULL doesn't work */ ) ) )
+ {
+ char psz_temp[MAX_PATH];
+ wcstombs( psz_temp, psz_dmo_name, MAX_PATH );
+ msg_Dbg( p_this, "found DMO: %s", psz_temp );
+ CoTaskMemFree( psz_dmo_name );
+
+ /* Create DMO */
+ if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC,
+ &IID_IMediaObject, (void **)pp_dmo ) )
+ {
+ msg_Warn( p_this, "can't create DMO: %s", psz_temp );
+ *pp_dmo = 0;
+ }
+ else break;
+ }
+
+ p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo );
+
+ if( !*pp_dmo )
+ {
+ FreeLibrary( *p_hmsdmo_dll );
+ /* return VLC_EGENERIC; */
+ /* Try loading the dll directly */
+ goto loader;
+ }
+
+ return VLC_SUCCESS;
+
+loader:
+#endif /* LOADER */
+
+ for( i_codec = 0; codecs_table[i_codec].i_fourcc != 0; i_codec++ )
+ {
+ if( codecs_table[i_codec].i_fourcc == p_fmt->i_codec )
+ break;
+ }
+ if( codecs_table[i_codec].i_fourcc == 0 )
+ return VLC_EGENERIC; /* Can't happen */
+
+ *p_hmsdmo_dll = LoadLibrary( codecs_table[i_codec].psz_dll );
+ if( *p_hmsdmo_dll == NULL )
+ {
+ msg_Dbg( p_this, "failed loading '%s'",
+ codecs_table[i_codec].psz_dll );
+ return VLC_EGENERIC;
+ }
+
+ GetClass = (GETCLASS)GetProcAddress( *p_hmsdmo_dll, "DllGetClassObject" );
+ if (!GetClass)
+ {
+ msg_Dbg( p_this, "GetProcAddress failed to find DllGetClassObject()" );
+ FreeLibrary( *p_hmsdmo_dll );
+ return VLC_EGENERIC;
+ }
+
+ i_err = GetClass( codecs_table[i_codec].p_guid, &IID_IClassFactory,
+ (void**)&cFactory );
+ if( i_err || cFactory == NULL )
+ {
+ msg_Dbg( p_this, "no such class object" );
+ FreeLibrary( *p_hmsdmo_dll );
+ return VLC_EGENERIC;
+ }
+
+ i_err = cFactory->vt->CreateInstance( cFactory, 0, &IID_IUnknown,
+ (void**)&cObject );
+ cFactory->vt->Release( (IUnknown*)cFactory );
+ if( i_err || !cObject )
+ {
+ msg_Dbg( p_this, "class factory failure" );
+ FreeLibrary( *p_hmsdmo_dll );
+ return VLC_EGENERIC;
+ }
+ i_err = cObject->vt->QueryInterface( cObject, &IID_IMediaObject,
+ (void**)pp_dmo );
+ cObject->vt->Release( (IUnknown*)cObject );
+ if( i_err || !*pp_dmo )
+ {
+ msg_Dbg( p_this, "QueryInterface failure" );
+ FreeLibrary( *p_hmsdmo_dll );
+ return VLC_EGENERIC;
+ }
+
+ return VLC_SUCCESS;
+}
+
+static void DecClose( decoder_t *p_dec )
+{
+ decoder_sys_t *p_sys = p_dec->p_sys;
+
+ if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
+ FreeLibrary( p_sys->hmsdmo_dll );
+
+#ifdef LOADER
+#if 0
+ Restore_LDT_Keeper( p_sys->ldt_fs );
+#endif
+#else
+ /* Uninitialize OLE/COM */
+ CoUninitialize();
+#endif
+
+ free( p_sys->p_buffer );
+}
+
+/****************************************************************************
+ * DecodeBlock: the whole thing
+ ****************************************************************************
+ * This function must be fed with packets.
+ ****************************************************************************/
+static void *DecBlock( decoder_t *p_dec, block_t **pp_block )
+{
+ decoder_sys_t *p_sys = p_dec->p_sys;
+ block_t *p_block;
+ int i_result;
+
+ DMO_OUTPUT_DATA_BUFFER db;
+ CMediaBuffer *p_out;
+ block_t block_out;
+ uint32_t i_status;
+
+ if( !pp_block ) return NULL;
+
+ p_block = *pp_block;
+
+ /* Won't work with streams with B-frames, but do we have any ? */
+ if( p_block && p_block->i_pts <= 0 ) p_block->i_pts = p_block->i_dts;
+
+ /* Date management */
+ if( p_block && p_block->i_pts > 0 &&
+ p_block->i_pts != date_Get( &p_sys->end_date ) )
+ {
+ date_Set( &p_sys->end_date, p_block->i_pts );
+ }
+
+#if 0 /* Breaks the video decoding */
+ if( !date_Get( &p_sys->end_date ) )
+ {
+ /* We've just started the stream, wait for the first PTS. */
+ if( p_block ) block_Release( p_block );
+ return NULL;
+ }
+#endif
+
+ /* Feed input to the DMO */
+ if( p_block && p_block->i_buffer )
+ {
+ CMediaBuffer *p_in;
+
+ p_in = CMediaBufferCreate( p_block, p_block->i_buffer, true );
+
+ i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
+ (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
+ 0, 0 );
+
+ p_in->vt->Release( (IUnknown *)p_in );
+
+ if( i_result == S_FALSE )
+ {
+ /* No output generated */
+#ifdef DMO_DEBUG
+ msg_Dbg( p_dec, "ProcessInput(): no output generated" );
+#endif
+ return NULL;
+ }
+ else if( i_result == (int)DMO_E_NOTACCEPTING )
+ {
+ /* Need to call ProcessOutput */
+ msg_Dbg( p_dec, "ProcessInput(): not accepting" );
+ }
+ else if( i_result != S_OK )
+ {
+ msg_Dbg( p_dec, "ProcessInput(): failed" );
+ return NULL;
+ }
+ else
+ {
+#ifdef DMO_DEBUG
+ msg_Dbg( p_dec, "ProcessInput(): successful" );
+#endif
+ *pp_block = NULL;
+ }
+ }
+ else if( p_block && !p_block->i_buffer )
+ {
+ block_Release( p_block );
+ *pp_block = NULL;
+ }
+
+ /* Get output from the DMO */
+ block_out.p_buffer = p_sys->p_buffer;
+ block_out.i_buffer = 0;
+
+ p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, false );
+ memset( &db, 0, sizeof(db) );
+ db.pBuffer = (IMediaBuffer *)p_out;
+
+ i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
+ DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
+ 1, &db, &i_status );
+
+ if( i_result != S_OK )
+ {
+ if( i_result != S_FALSE )
+ msg_Dbg( p_dec, "ProcessOutput(): failed" );
+#ifdef DMO_DEBUG
+ else
+ msg_Dbg( p_dec, "ProcessOutput(): no output" );
+#endif
+
+ p_out->vt->Release( (IUnknown *)p_out );
+ return NULL;
+ }
+
+#ifdef DMO_DEBUG
+ msg_Dbg( p_dec, "ProcessOutput(): success" );
+#endif
+
+ if( !block_out.i_buffer )
+ {
+#ifdef DMO_DEBUG
+ msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" );
+#endif
+ p_out->vt->Release( (IUnknown *)p_out );
+ return NULL;
+ }
+
+ if( p_dec->fmt_out.i_cat == VIDEO_ES )
+ {
+ /* Get a new picture */
+ picture_t *p_pic = decoder_NewPicture( p_dec );
+ if( !p_pic ) return NULL;
+
+ CopyPicture( p_pic, block_out.p_buffer );
+
+ /* Date management */
+ p_pic->date = date_Get( &p_sys->end_date );
+ date_Increment( &p_sys->end_date, 1 );
+
+ p_out->vt->Release( (IUnknown *)p_out );
+
+ return p_pic;
+ }
+ else
+ {
+ aout_buffer_t *p_aout_buffer;
+ int i_samples = block_out.i_buffer /
+ ( p_dec->fmt_out.audio.i_bitspersample *
+ p_dec->fmt_out.audio.i_channels / 8 );
+
+ p_aout_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
+ if( p_aout_buffer )
+ {
+ memcpy( p_aout_buffer->p_buffer,
+ block_out.p_buffer, block_out.i_buffer );
+ /* Date management */
+ p_aout_buffer->start_date = date_Get( &p_sys->end_date );
+ p_aout_buffer->end_date =
+ date_Increment( &p_sys->end_date, i_samples );
+ }
+ p_out->vt->Release( (IUnknown *)p_out );
+
+ return p_aout_buffer;
+ }
+
+ return NULL;
+}
+
+static void CopyPicture( picture_t *p_pic, uint8_t *p_in )
+{
+ int i_plane, i_line, i_width, i_dst_stride;
+ uint8_t *p_dst, *p_src = p_in;
+
+ p_dst = p_pic->p[1].p_pixels;
+ p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
+ p_pic->p[2].p_pixels = p_dst;
+
+ for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
+ {
+ p_dst = p_pic->p[i_plane].p_pixels;
+ i_width = p_pic->p[i_plane].i_visible_pitch;
+ i_dst_stride = p_pic->p[i_plane].i_pitch;
+
+ for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines; i_line++ )
+ {
+ vlc_memcpy( p_dst, p_src, i_width );
+ p_src += i_width;
+ p_dst += i_dst_stride;
+ }
+ }
+
+ p_dst = p_pic->p[1].p_pixels;
+ p_pic->p[1].p_pixels = p_pic->p[2].p_pixels;
+ p_pic->p[2].p_pixels = p_dst;
+}
+
+static void *DecoderThread( void *data )
+{
+ decoder_t *p_dec = data;
+ decoder_sys_t *p_sys = p_dec->p_sys;
+
+ if( DecOpen( p_dec ) )
+ return NULL; /* failed */
+
+ vlc_mutex_lock( &p_sys->lock );
+ for( ;; )
+ {
+ while( p_sys->b_ready && !p_sys->pp_input )
+ vlc_cond_wait( &p_sys->wait_input, &p_sys->lock );
+ if( !p_sys->b_ready )
+ break;
+
+ for( ;; )
+ {
+ void *p_output = DecBlock( p_dec, p_sys->pp_input );
+ if( !p_output )
+ break;
+ TAB_APPEND( p_sys->i_output, p_sys->pp_output, p_output );
+ }
+ p_sys->pp_input = NULL;
+ vlc_cond_signal( &p_sys->wait_output );
+ }
+ vlc_mutex_unlock( &p_sys->lock );
+
+ DecClose( p_dec );
+ return NULL;
+}
+
+
+/****************************************************************************
+ * Encoder descriptor declaration
+ ****************************************************************************/
+struct encoder_sys_t
+{
+ HINSTANCE hmsdmo_dll;
+ IMediaObject *p_dmo;
+
+ int i_min_output;
+
+ date_t end_date;
+
+#ifdef LOADER
+ ldt_fs_t *ldt_fs;
+#endif
+};
+
+/*****************************************************************************
+ * EncoderOpen: open dmo codec
+ *****************************************************************************/
+static int EncoderOpen( vlc_object_t *p_this )
+{
+ encoder_t *p_enc = (encoder_t*)p_this;
+
+ int i_ret = EncOpen( p_this );
+ if( i_ret != VLC_SUCCESS ) return i_ret;
+
+ /* Set callbacks */
+ p_enc->pf_encode_video = (block_t *(*)(encoder_t *, picture_t *))
+ EncodeBlock;
+ p_enc->pf_encode_audio = (block_t *(*)(encoder_t *, aout_buffer_t *))
+ EncodeBlock;
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * EncoderSetVideoType: configures the input and output types of the dmo
+ *****************************************************************************/
+static int EncoderSetVideoType( encoder_t *p_enc, IMediaObject *p_dmo )
+{
+ int i, i_selected, i_err;
+ DMO_MEDIA_TYPE dmo_type;
+ VIDEOINFOHEADER vih, *p_vih;
+ BITMAPINFOHEADER *p_bih;
+
+ /* FIXME */
+ p_enc->fmt_in.video.i_bits_per_pixel =
+ p_enc->fmt_out.video.i_bits_per_pixel = 12;
+
+ /* Enumerate input format (for debug output) */
+ i = 0;
+ while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
+ {
+ p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
+
+ msg_Dbg( p_enc, "available input chroma: %4.4s",
+ (char *)&dmo_type.subtype.Data1 );
+ if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB565, 16 ) )
+ msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB565" );
+ if( !memcmp( &dmo_type.subtype, &MEDIASUBTYPE_RGB24, 16 ) )
+ msg_Dbg( p_enc, "-> MEDIASUBTYPE_RGB24" );
+
+ DMOFreeMediaType( &dmo_type );
+ }
+
+ /* Setup input format */
+ memset( &dmo_type, 0, sizeof(dmo_type) );
+ memset( &vih, 0, sizeof(VIDEOINFOHEADER) );
+
+ p_bih = &vih.bmiHeader;
+ p_bih->biCompression = VLC_CODEC_I420;
+ p_bih->biWidth = p_enc->fmt_in.video.i_width;
+ p_bih->biHeight = p_enc->fmt_in.video.i_height;
+ p_bih->biBitCount = p_enc->fmt_in.video.i_bits_per_pixel;
+ p_bih->biSizeImage = p_enc->fmt_in.video.i_width *
+ p_enc->fmt_in.video.i_height * p_enc->fmt_in.video.i_bits_per_pixel /8;
+ p_bih->biPlanes = 3;
+ p_bih->biSize = sizeof(BITMAPINFOHEADER);
+
+ vih.rcSource.left = vih.rcSource.top = 0;
+ vih.rcSource.right = p_enc->fmt_in.video.i_width;
+ vih.rcSource.bottom = p_enc->fmt_in.video.i_height;
+ vih.rcTarget = vih.rcSource;
+
+ vih.AvgTimePerFrame = INT64_C(10000000) / 25; //FIXME
+
+ dmo_type.majortype = MEDIATYPE_Video;
+ //dmo_type.subtype = MEDIASUBTYPE_RGB24;
+ dmo_type.subtype = MEDIASUBTYPE_I420;
+ //dmo_type.subtype.Data1 = p_bih->biCompression;
+ dmo_type.formattype = FORMAT_VideoInfo;
+ dmo_type.bFixedSizeSamples = TRUE;
+ dmo_type.bTemporalCompression = FALSE;
+ dmo_type.lSampleSize = p_bih->biSizeImage;
+ dmo_type.cbFormat = sizeof(VIDEOINFOHEADER);
+ dmo_type.pbFormat = (char *)&vih;
+
+ if( ( i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 ) ) )
+ {
+ msg_Err( p_enc, "can't set DMO input type: %x", i_err );
+ return VLC_EGENERIC;
+ }
+
+ msg_Dbg( p_enc, "successfully set input type" );
+
+ /* Setup output format */
+ memset( &dmo_type, 0, sizeof(dmo_type) );
+ dmo_type.pUnk = 0;
+
+ /* Enumerate output types */
+ i = 0, i_selected = -1;
+ while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
+ {
+ p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
+
+ msg_Dbg( p_enc, "available output codec: %4.4s",
+ (char *)&dmo_type.subtype.Data1 );
+
+ if( p_vih->bmiHeader.biCompression == p_enc->fmt_out.i_codec )
+ i_selected = i - 1;
+
+ DMOFreeMediaType( &dmo_type );
+ }
+
+ if( i_selected < 0 )
+ {
+ msg_Err( p_enc, "couldn't find codec: %4.4s",
+ (char *)&p_enc->fmt_out.i_codec );
+ return VLC_EGENERIC;
+ }
+
+ p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
+ ((VIDEOINFOHEADER *)dmo_type.pbFormat)->dwBitRate =
+ p_enc->fmt_out.i_bitrate;
+
+ /* Get the private data for the codec */
+ while( 1 )
+ {
+ IWMCodecPrivateData *p_privdata;
+ VIDEOINFOHEADER *p_vih;
+ uint8_t *p_data = 0;
+ uint32_t i_data = 0, i_vih;
+
+ i_err = p_dmo->vt->QueryInterface( (IUnknown *)p_dmo,
+ &IID_IWMCodecPrivateData,
+ (void **)&p_privdata );
+ if( i_err ) break;
+
+ i_err = p_privdata->vt->SetPartialOutputType( p_privdata, &dmo_type );
+ if( i_err )
+ {
+ msg_Err( p_enc, "SetPartialOutputType() failed" );
+ p_privdata->vt->Release( (IUnknown *)p_privdata );
+ break;
+ }
+
+ i_err = p_privdata->vt->GetPrivateData( p_privdata, NULL, &i_data );
+ if( i_err )
+ {
+ msg_Err( p_enc, "GetPrivateData() failed" );
+ p_privdata->vt->Release( (IUnknown *)p_privdata );
+ break;
+ }
+
+ p_data = malloc( i_data );
+ i_err = p_privdata->vt->GetPrivateData( p_privdata, p_data, &i_data );
+
+ /* Update the media type with the private data */
+ i_vih = dmo_type.cbFormat + i_data;
+ p_vih = CoTaskMemAlloc( i_vih );
+ memcpy( p_vih, dmo_type.pbFormat, dmo_type.cbFormat );
+ memcpy( ((uint8_t *)p_vih) + dmo_type.cbFormat, p_data, i_data );
+ DMOFreeMediaType( &dmo_type );
+ dmo_type.pbFormat = (char*)p_vih;
+ dmo_type.cbFormat = i_vih;
+
+ msg_Dbg( p_enc, "found extra data: %i", i_data );
+ p_enc->fmt_out.i_extra = i_data;
+ p_enc->fmt_out.p_extra = p_data;
+ break;
+ }
+
+ i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
+
+ p_vih = (VIDEOINFOHEADER *)dmo_type.pbFormat;
+ p_enc->fmt_in.i_codec = VLC_CODEC_I420;
+
+ DMOFreeMediaType( &dmo_type );
+ if( i_err )
+ {
+ msg_Err( p_enc, "can't set DMO output type: %i", i_err );
+ return VLC_EGENERIC;
+ }
+
+ msg_Dbg( p_enc, "successfully set output type" );
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * EncoderSetAudioType: configures the input and output types of the dmo
+ *****************************************************************************/
+static int EncoderSetAudioType( encoder_t *p_enc, IMediaObject *p_dmo )
+{
+ int i, i_selected, i_err;
+ unsigned int i_last_byterate;
+ uint16_t i_tag;
+ DMO_MEDIA_TYPE dmo_type;
+ WAVEFORMATEX *p_wf;
+
+ /* Setup the format structure */
+ fourcc_to_wf_tag( p_enc->fmt_out.i_codec, &i_tag );
+ if( i_tag == 0 ) return VLC_EGENERIC;
+
+ p_enc->fmt_in.i_codec = VLC_CODEC_S16N;
+ p_enc->fmt_in.audio.i_bitspersample = 16;
+
+ /* We first need to choose an output type from the predefined
+ * list of choices (we cycle through the list to select the best match) */
+ i = 0; i_selected = -1; i_last_byterate = 0;
+ while( !p_dmo->vt->GetOutputType( p_dmo, 0, i++, &dmo_type ) )
+ {
+ p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
+ msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
+ "bits per sample: %i, bitrate: %i, blockalign: %i",
+ (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
+ (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
+ (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
+
+ if( p_wf->wFormatTag == i_tag &&
+ p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
+ p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
+ p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
+ {
+ if( p_wf->nAvgBytesPerSec <
+ p_enc->fmt_out.i_bitrate * 110 / 800 /* + 10% */ &&
+ p_wf->nAvgBytesPerSec > i_last_byterate )
+ {
+ i_selected = i - 1;
+ i_last_byterate = p_wf->nAvgBytesPerSec;
+ msg_Dbg( p_enc, "selected entry %i (bitrate: %i)",
+ i_selected, p_wf->nAvgBytesPerSec * 8 );
+ }
+ }
+
+ DMOFreeMediaType( &dmo_type );
+ }
+
+ if( i_selected < 0 )
+ {
+ msg_Err( p_enc, "couldn't find a matching output" );
+ return VLC_EGENERIC;
+ }
+
+ p_dmo->vt->GetOutputType( p_dmo, 0, i_selected, &dmo_type );
+ p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
+
+ msg_Dbg( p_enc, "selected format: %i, sample rate:%i, "
+ "channels: %i, bits per sample: %i, bitrate: %i, blockalign: %i",
+ (int)p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
+ (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
+ (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
+
+ p_enc->fmt_out.audio.i_rate = p_wf->nSamplesPerSec;
+ p_enc->fmt_out.audio.i_channels = p_wf->nChannels;
+ p_enc->fmt_out.audio.i_bitspersample = p_wf->wBitsPerSample;
+ p_enc->fmt_out.audio.i_blockalign = p_wf->nBlockAlign;
+ p_enc->fmt_out.i_bitrate = p_wf->nAvgBytesPerSec * 8;
+
+ if( p_wf->cbSize )
+ {
+ msg_Dbg( p_enc, "found cbSize: %i", p_wf->cbSize );
+ p_enc->fmt_out.i_extra = p_wf->cbSize;
+ p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
+ memcpy( p_enc->fmt_out.p_extra, &p_wf[1], p_enc->fmt_out.i_extra );
+ }
+
+ i_err = p_dmo->vt->SetOutputType( p_dmo, 0, &dmo_type, 0 );
+ DMOFreeMediaType( &dmo_type );
+
+ if( i_err )
+ {
+ msg_Err( p_enc, "can't set DMO output type: %i", i_err );
+ return VLC_EGENERIC;
+ }
+
+ msg_Dbg( p_enc, "successfully set output type" );
+
+ /* Setup the input type */
+ i = 0; i_selected = -1;
+ while( !p_dmo->vt->GetInputType( p_dmo, 0, i++, &dmo_type ) )
+ {
+ p_wf = (WAVEFORMATEX *)dmo_type.pbFormat;
+ msg_Dbg( p_enc, "available format :%i, sample rate: %i, channels: %i, "
+ "bits per sample: %i, bitrate: %i, blockalign: %i",
+ (int) p_wf->wFormatTag, (int)p_wf->nSamplesPerSec,
+ (int)p_wf->nChannels, (int)p_wf->wBitsPerSample,
+ (int)p_wf->nAvgBytesPerSec * 8, (int)p_wf->nBlockAlign );
+
+ if( p_wf->wFormatTag == WAVE_FORMAT_PCM &&
+ p_wf->nSamplesPerSec == p_enc->fmt_in.audio.i_rate &&
+ p_wf->nChannels == p_enc->fmt_in.audio.i_channels &&
+ p_wf->wBitsPerSample == p_enc->fmt_in.audio.i_bitspersample )
+ {
+ i_selected = i - 1;
+ }
+
+ DMOFreeMediaType( &dmo_type );
+ }
+
+ if( i_selected < 0 )
+ {
+ msg_Err( p_enc, "couldn't find a matching input" );
+ return VLC_EGENERIC;
+ }
+
+ p_dmo->vt->GetInputType( p_dmo, 0, i_selected, &dmo_type );
+ i_err = p_dmo->vt->SetInputType( p_dmo, 0, &dmo_type, 0 );
+ DMOFreeMediaType( &dmo_type );
+ if( i_err )
+ {
+ msg_Err( p_enc, "can't set DMO input type: %x", i_err );
+ return VLC_EGENERIC;
+ }
+ msg_Dbg( p_enc, "successfully set input type" );
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * EncOpen: open dmo codec
+ *****************************************************************************/
+static int EncOpen( vlc_object_t *p_this )
+{
+ encoder_t *p_enc = (encoder_t*)p_this;
+ encoder_sys_t *p_sys = NULL;
+ IMediaObject *p_dmo = NULL;
+ HINSTANCE hmsdmo_dll = NULL;
+
+#ifdef LOADER
+ ldt_fs_t *ldt_fs = Setup_LDT_Keeper();
+#else
+ /* Initialize OLE/COM */
+ CoInitialize( 0 );
+#endif /* LOADER */
+
+ if( LoadDMO( p_this, &hmsdmo_dll, &p_dmo, &p_enc->fmt_out, true )
+ != VLC_SUCCESS )
+ {
+ hmsdmo_dll = 0;
+ p_dmo = 0;
+ goto error;
+ }
+
+ if( p_enc->fmt_in.i_cat == VIDEO_ES )
+ {
+ if( EncoderSetVideoType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
+ }
+ else
+ {
+ if( EncoderSetAudioType( p_enc, p_dmo ) != VLC_SUCCESS ) goto error;
+ }
+
+ /* Allocate the memory needed to store the decoder's structure */
+ if( ( p_enc->p_sys = p_sys = malloc(sizeof(*p_sys)) ) == NULL )
+ {
+ goto error;
+ }
+
+ p_sys->hmsdmo_dll = hmsdmo_dll;
+ p_sys->p_dmo = p_dmo;
+#ifdef LOADER
+ p_sys->ldt_fs = ldt_fs;
+#endif
+
+ /* Find out some properties of the inputput */
+ {
+ uint32_t i_size, i_align, dum;
+
+ if( p_dmo->vt->GetInputSizeInfo( p_dmo, 0, &i_size, &i_align, &dum ) )
+ msg_Err( p_enc, "GetInputSizeInfo() failed" );
+ else
+ msg_Dbg( p_enc, "GetInputSizeInfo(): bytes %i, align %i, %i",
+ i_size, i_align, dum );
+ }
+
+ /* Find out some properties of the output */
+ {
+ uint32_t i_size, i_align;
+
+ p_sys->i_min_output = 0;
+ if( p_dmo->vt->GetOutputSizeInfo( p_dmo, 0, &i_size, &i_align ) )
+ {
+ msg_Err( p_enc, "GetOutputSizeInfo() failed" );
+ goto error;
+ }
+ else
+ {
+ msg_Dbg( p_enc, "GetOutputSizeInfo(): bytes %i, align %i",
+ i_size, i_align );
+ p_sys->i_min_output = i_size;
+ }
+ }
+
+ /* Set output properties */
+ p_enc->fmt_out.i_cat = p_enc->fmt_out.i_cat;
+ if( p_enc->fmt_out.i_cat == AUDIO_ES )
+ date_Init( &p_sys->end_date, p_enc->fmt_out.audio.i_rate, 1 );
+ else
+ date_Init( &p_sys->end_date, 25 /* FIXME */, 1 );
+
+ return VLC_SUCCESS;
+
+ error:
+
+ if( p_dmo ) p_dmo->vt->Release( (IUnknown *)p_dmo );
+ if( hmsdmo_dll ) FreeLibrary( hmsdmo_dll );
+
+#ifdef LOADER
+ Restore_LDT_Keeper( ldt_fs );
+#else
+ /* Uninitialize OLE/COM */
+ CoUninitialize();
+#endif /* LOADER */
+
+ free( p_sys );
+
+ return VLC_EGENERIC;
+}
+
+/****************************************************************************
+ * Encode: the whole thing
+ ****************************************************************************/
+static block_t *EncodeBlock( encoder_t *p_enc, void *p_data )
+{
+ encoder_sys_t *p_sys = p_enc->p_sys;
+ CMediaBuffer *p_in;
+ block_t *p_chain = NULL;
+ block_t *p_block_in;
+ uint32_t i_status;
+ int i_result;
+ mtime_t i_pts;
+
+ if( !p_data ) return NULL;
+
+ if( p_enc->fmt_out.i_cat == VIDEO_ES )
+ {
+ /* Get picture data */
+ int i_plane, i_line, i_width, i_src_stride;
+ picture_t *p_pic = (picture_t *)p_data;
+ uint8_t *p_dst;
+
+ int i_buffer = p_enc->fmt_in.video.i_width *
+ p_enc->fmt_in.video.i_height *
+ p_enc->fmt_in.video.i_bits_per_pixel / 8;
+
+ p_block_in = block_New( p_enc, i_buffer );
+
+ /* Copy picture stride by stride */
+ p_dst = p_block_in->p_buffer;
+ for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
+ {
+ uint8_t *p_src = p_pic->p[i_plane].p_pixels;
+ i_width = p_pic->p[i_plane].i_visible_pitch;
+ i_src_stride = p_pic->p[i_plane].i_pitch;
+
+ for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
+ i_line++ )
+ {
+ vlc_memcpy( p_dst, p_src, i_width );
+ p_dst += i_width;
+ p_src += i_src_stride;
+ }
+ }
+
+ i_pts = p_pic->date;
+ }
+ else
+ {
+ aout_buffer_t *p_aout_buffer = (aout_buffer_t *)p_data;
+ p_block_in = block_New( p_enc, p_aout_buffer->i_nb_bytes );
+ memcpy( p_block_in->p_buffer, p_aout_buffer->p_buffer,
+ p_block_in->i_buffer );
+
+ i_pts = p_aout_buffer->start_date;
+ }
+
+ /* Feed input to the DMO */
+ p_in = CMediaBufferCreate( p_block_in, p_block_in->i_buffer, true );
+ i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0,
+ (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFERF_TIME, i_pts * 10, 0 );
+
+ p_in->vt->Release( (IUnknown *)p_in );
+ if( i_result == S_FALSE )
+ {
+ /* No output generated */
+#ifdef DMO_DEBUG
+ msg_Dbg( p_enc, "ProcessInput(): no output generated %"PRId64, i_pts );
+#endif
+ return NULL;
+ }
+ else if( i_result == (int)DMO_E_NOTACCEPTING )
+ {
+ /* Need to call ProcessOutput */
+ msg_Dbg( p_enc, "ProcessInput(): not accepting" );
+ }
+ else if( i_result != S_OK )
+ {
+ msg_Dbg( p_enc, "ProcessInput(): failed: %x", i_result );
+ return NULL;
+ }
+
+#ifdef DMO_DEBUG
+ msg_Dbg( p_enc, "ProcessInput(): success" );
+#endif
+
+ /* Get output from the DMO */
+ while( 1 )
+ {
+ DMO_OUTPUT_DATA_BUFFER db;
+ block_t *p_block_out;
+ CMediaBuffer *p_out;
+
+ p_block_out = block_New( p_enc, p_sys->i_min_output );
+ p_block_out->i_buffer = 0;
+ p_out = CMediaBufferCreate(p_block_out, p_sys->i_min_output, false);
+ memset( &db, 0, sizeof(db) );
+ db.pBuffer = (IMediaBuffer *)p_out;
+
+ i_result = p_sys->p_dmo->vt->ProcessOutput( p_sys->p_dmo,
+ 0, 1, &db, &i_status );
+
+ if( i_result != S_OK )
+ {
+ if( i_result != S_FALSE )
+ msg_Dbg( p_enc, "ProcessOutput(): failed: %x", i_result );
+#ifdef DMO_DEBUG
+ else
+ msg_Dbg( p_enc, "ProcessOutput(): no output" );
+#endif
+
+ p_out->vt->Release( (IUnknown *)p_out );
+ block_Release( p_block_out );
+ return p_chain;
+ }
+
+ if( !p_block_out->i_buffer )
+ {
+#ifdef DMO_DEBUG
+ msg_Dbg( p_enc, "ProcessOutput(): no output (i_buffer_out == 0)" );
+#endif
+ p_out->vt->Release( (IUnknown *)p_out );
+ block_Release( p_block_out );
+ return p_chain;
+ }
+
+ if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIME )
+ {
+#ifdef DMO_DEBUG
+ msg_Dbg( p_enc, "ProcessOutput(): pts: %"PRId64", %"PRId64,
+ i_pts, db.rtTimestamp / 10 );
+#endif
+ i_pts = db.rtTimestamp / 10;
+ }
+
+ if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_TIMELENGTH )
+ {
+ p_block_out->i_length = db.rtTimelength / 10;
+#ifdef DMO_DEBUG
+ msg_Dbg( p_enc, "ProcessOutput(): length: %"PRId64,
+ p_block_out->i_length );
+#endif
+ }
+
+ if( p_enc->fmt_out.i_cat == VIDEO_ES )
+ {
+ if( db.dwStatus & DMO_OUTPUT_DATA_BUFFERF_SYNCPOINT )
+ p_block_out->i_flags |= BLOCK_FLAG_TYPE_I;
+ else
+ p_block_out->i_flags |= BLOCK_FLAG_TYPE_P;
+ }
+
+ p_block_out->i_dts = p_block_out->i_pts = i_pts;
+ block_ChainAppend( &p_chain, p_block_out );
+ }
+}
+
+/*****************************************************************************
+ * EncoderClose: close codec
+ *****************************************************************************/
+void EncoderClose( vlc_object_t *p_this )
+{
+ encoder_t *p_enc = (encoder_t*)p_this;
+ encoder_sys_t *p_sys = p_enc->p_sys;
+
+ if( !p_sys ) return;
+
+ if( p_sys->p_dmo ) p_sys->p_dmo->vt->Release( (IUnknown *)p_sys->p_dmo );
+ FreeLibrary( p_sys->hmsdmo_dll );
+
+#ifdef LOADER
+#if 0
+ Restore_LDT_Keeper( p_sys->ldt_fs );
+#endif
+#else
+ /* Uninitialize OLE/COM */
+ CoUninitialize();
+#endif
+
+ free( p_sys );
+}