* modules/codec/dmo: "DirectX Media Object" decoder plugin (win32 only).

   This plugin allows using DMO filters to decode some media types (eg. WMV3).

diff --git a/configure.ac b/configure.ac
index b5ca20b5418c4f77ad990ece12ffabb2ad8a528e..9c56a7c2a7229483ef28d3d717032c2d19e0afe6 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -889,7 +889,7 @@ dnl
 dnl  default modules
 dnl
 VLC_ADD_PLUGINS([dummy rc telnet logger gestures memcpy hotkeys netsync])
-VLC_ADD_PLUGINS([mpgv mpga m4v h264 ps pva avi asf aac mp4 rawdv nsv real aiff mjpeg])
+VLC_ADD_PLUGINS([mpgv mpga m4v h264 ps pva avi asf aac mp4 rawdv nsv real aiff mjpeg demuxdump])
 VLC_ADD_PLUGINS([cvdsub svcdsub spudec dvbsub mpeg_audio lpcm a52 dts cinepak])
 VLC_ADD_PLUGINS([deinterlace invert adjust wall transform distort clone crop motionblur])
 VLC_ADD_PLUGINS([float32tos16 float32tos8 float32tou16 float32tou8 a52tospdif dtstospdif fixed32tofloat32 fixed32tos16 s16tofixed32 s16tofloat32 s16tofloat32swab s8tofloat32 u8tofixed32 u8tofloat32])
@@ -921,6 +921,8 @@ if test "${SYS}" != "mingw32"; then
     VLC_ADD_PLUGINS([screensaver])
 else
     VLC_ADD_PLUGINS([ntservice])
+    VLC_ADD_PLUGINS([dmo])
+    VLC_ADD_LDFLAGS([dmo],[-lole32])
 fi
 
 dnl
@@ -1270,6 +1272,12 @@ then
       AC_MSG_ERROR([cannot find ${with_dvdread}/include/dvdread/dvd_reader.h])
     fi
   fi
+
+  dnl Temporary hack (yeah, sure ;)
+  if test "${SYS}" = "mingw32" || test "${SYS}" = "darwin"; then
+      VLC_ADD_LDFLAGS([dvdread],[-ldvdcss])
+  fi
+
 fi
 
 dnl
@@ -3782,6 +3790,7 @@ AC_CONFIG_FILES([
   modules/audio_output/Makefile
   modules/codec/Makefile
   modules/codec/cmml/Makefile
+  modules/codec/dmo/Makefile
   modules/codec/ffmpeg/Makefile
   modules/codec/ffmpeg/postprocessing/Makefile
   modules/codec/ogt/Makefile

diff --git a/include/codecs.h b/include/codecs.h
index 2e3361d4c2623f14e51b2b8446a9080bc7001913..a1447655331673d40bb424dfc8365a2236c6bdf9 100644 (file)
--- a/include/codecs.h
+++ b/include/codecs.h
@@ -4,7 +4,7 @@
  * Copyright (C) 1999-2001 VideoLAN
  * $Id$
  *
- * Author: Gildas Bazin <gbazin@netcourrier.com>
+ * 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
@@ -120,11 +120,29 @@ typedef struct {
 } BITMAPINFO, *LPBITMAPINFO;
 #endif
 
-/* dvb_spuinfo_t exports the id of the selected track to the decoder */
 typedef struct
+#ifdef HAVE_ATTRIBUTE_PACKED
+    __attribute__((__packed__))
+#endif
+{
+    int left, top, right, bottom;
+} RECT32;
+
+typedef int64_t REFERENCE_TIME;
+
+typedef struct
+#ifdef HAVE_ATTRIBUTE_PACKED
+    __attribute__((__packed__))
+#endif
 {
-    unsigned int i_id;
-} dvb_spuinfo_t;
+    RECT32            rcSource;
+    RECT32            rcTarget;
+    uint32_t          dwBitRate;
+    uint32_t          dwBitErrorRate;
+    REFERENCE_TIME    AvgTimePerFrame;
+    BITMAPINFOHEADER  bmiHeader;
+    //int               reserved[3];
+} VIDEOINFOHEADER;
 
 /* WAVE format wFormatTag IDs */
 #define WAVE_FORMAT_UNKNOWN             0x0000 /* Microsoft Corporation */
@@ -207,25 +225,26 @@ wave_format_tag_to_fourcc[] =
     { WAVE_FORMAT_UNKNOWN,  VLC_FOURCC( 'u', 'n', 'd', 'f' ), "Unknown" }
 };
 
-static inline void wf_tag_to_fourcc( uint16_t i_tag,
-                                     vlc_fourcc_t *fcc, char **ppsz_name )
+static inline void wf_tag_to_fourcc( uint16_t i_tag, vlc_fourcc_t *fcc,
+                                     char **ppsz_name )
 {
     int i;
     for( i = 0; wave_format_tag_to_fourcc[i].i_tag != 0; i++ )
     {
-        if( wave_format_tag_to_fourcc[i].i_tag == i_tag )
-        {
-            break;
-        }
-    }
-    if( fcc )
-    {
-        *fcc = wave_format_tag_to_fourcc[i].i_fourcc;
+        if( wave_format_tag_to_fourcc[i].i_tag == i_tag ) break;
     }
-    if( ppsz_name )
+    if( fcc ) *fcc = wave_format_tag_to_fourcc[i].i_fourcc;
+    if( ppsz_name ) *ppsz_name = wave_format_tag_to_fourcc[i].psz_name;
+}
+
+static inline void fourcc_to_wf_tag( vlc_fourcc_t fcc, uint16_t *pi_tag )
+{
+    int i;
+    for( i = 0; wave_format_tag_to_fourcc[i].i_tag != 0; i++ )
     {
-        *ppsz_name = wave_format_tag_to_fourcc[i].psz_name;
+        if( wave_format_tag_to_fourcc[i].i_fourcc == fcc ) break;
     }
+    if( pi_tag ) *pi_tag = wave_format_tag_to_fourcc[i].i_tag;
 }
 
 /**
@@ -252,6 +271,7 @@ typedef struct es_sys_t
     vlc_bool_t          b_forced_subs;
     unsigned int        palette[16];
     unsigned int        colors[4];
+
 } subtitle_data_t;
 
 #endif /* "codecs.h" */

diff --git a/modules/codec/dmo/Modules.am b/modules/codec/dmo/Modules.am
new file mode 100644 (file)
index 0000000..148aea3
--- /dev/null
+++ b/modules/codec/dmo/Modules.am
@@ -0,0 +1 @@
+SOURCES_dmo = dmo.c dmo.h buffer.c\r

diff --git a/modules/codec/dmo/buffer.c b/modules/codec/dmo/buffer.c
new file mode 100644 (file)
index 0000000..8cf3f8c
--- /dev/null
+++ b/modules/codec/dmo/buffer.c
@@ -0,0 +1,132 @@
+/*****************************************************************************
+ * buffer.c : DirectMedia Object decoder module for vlc
+ *****************************************************************************
+ * Copyright (C) 2002, 2003 VideoLAN
+ * $Id$
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <vlc/vlc.h>
+#include <vlc/decoder.h>
+#include <vlc/vout.h>
+
+#include <objbase.h>
+#include "codecs.h"
+#include "dmo.h"
+
+static long STDCALL QueryInterface( IUnknown *This,
+                                    const GUID *riid, void **ppv )
+{
+    CMediaBuffer *p_mb = (CMediaBuffer *)This;
+    if( !memcmp( riid, &IID_IUnknown, sizeof(GUID) ) ||
+        !memcmp( riid, &IID_IMediaBuffer, sizeof(GUID) ) )
+    {
+        p_mb->i_ref++;
+        *ppv = (void *)This;
+        return NOERROR;
+    }
+    else
+    {
+        *ppv = NULL;
+        return E_NOINTERFACE;
+    }
+}
+
+static long STDCALL AddRef( IUnknown *This )
+{
+    CMediaBuffer *p_mb = (CMediaBuffer *)This;
+    return p_mb->i_ref++;
+}
+
+static long STDCALL Release( IUnknown *This )
+{
+    CMediaBuffer *p_mb = (CMediaBuffer *)This;
+    p_mb->i_ref--;
+
+    if( p_mb->i_ref == 0 )
+    {
+        if( p_mb->b_own ) block_Release( p_mb->p_block );
+        free( p_mb->vt );
+        free( p_mb );
+    }
+
+    return 0;
+}
+
+static long STDCALL SetLength( IMediaBuffer *This, uint32_t cbLength )
+{
+    CMediaBuffer *p_mb = (CMediaBuffer *)This;
+    if( cbLength > p_mb->i_max_size ) return E_INVALIDARG;
+    p_mb->p_block->i_buffer = cbLength;
+    return S_OK;
+}
+
+static long STDCALL GetMaxLength( IMediaBuffer *This, uint32_t *pcbMaxLength )
+{
+    CMediaBuffer *p_mb = (CMediaBuffer *)This;
+    if( !pcbMaxLength ) return E_POINTER;
+    *pcbMaxLength = p_mb->i_max_size;
+    return S_OK;
+}
+
+static long STDCALL GetBufferAndLength( IMediaBuffer *This,
+                                        char **ppBuffer, uint32_t *pcbLength )
+{
+    CMediaBuffer *p_mb = (CMediaBuffer *)This;
+
+    if( !ppBuffer && !pcbLength ) return E_POINTER;
+    if( ppBuffer ) *ppBuffer = p_mb->p_block->p_buffer;
+    if( pcbLength ) *pcbLength = p_mb->p_block->i_buffer;
+    return S_OK;
+}
+
+CMediaBuffer *CMediaBufferCreate( block_t *p_block, int i_max_size,
+                                  vlc_bool_t b_own )
+{
+    CMediaBuffer *p_mb = (CMediaBuffer *)malloc( sizeof(CMediaBuffer) );
+    if( !p_mb ) return NULL;
+
+    p_mb->vt = (IMediaBuffer_vt *)malloc( sizeof(IMediaBuffer_vt) );
+    if( !p_mb->vt )
+    {
+        free( p_mb );
+        return NULL;
+    }
+
+    p_mb->i_ref = 1;
+    p_mb->p_block = p_block;
+    p_mb->i_max_size = i_max_size;
+    p_mb->b_own = b_own;
+
+    p_mb->vt->QueryInterface = QueryInterface;
+    p_mb->vt->AddRef = AddRef;
+    p_mb->vt->Release = Release;
+
+    p_mb->vt->SetLength = SetLength;
+    p_mb->vt->GetMaxLength = GetMaxLength;
+    p_mb->vt->GetBufferAndLength = GetBufferAndLength;
+
+    return p_mb;
+}

diff --git a/modules/codec/dmo/dmo.c b/modules/codec/dmo/dmo.c
new file mode 100644 (file)
index 0000000..75d410e
--- /dev/null
+++ b/modules/codec/dmo/dmo.c
@@ -0,0 +1,631 @@
+/*****************************************************************************\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
+\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
+        }\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
+    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 = malloc( p_sys->i_min_output );\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
+        free( block_out.p_buffer );\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
+        free( block_out.p_buffer );\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
+        free( block_out.p_buffer );\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
+        free( block_out.p_buffer );\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
+        free( block_out.p_buffer );\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
+        p_src += i_width;\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

diff --git a/modules/codec/dmo/dmo.h b/modules/codec/dmo/dmo.h
new file mode 100644 (file)
index 0000000..35c5080
--- /dev/null
+++ b/modules/codec/dmo/dmo.h
@@ -0,0 +1,244 @@
+/*****************************************************************************\r
+ * dmo.h : DirectMedia Object codec 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
+static const GUID IID_IUnknown = {0x00000000, 0x0000, 0x0000, {0xc0,0x00, 0x00,0x00,0x00,0x00,0x00,0x46}};\r
+static const GUID IID_IMediaObject = {0xd8ad0f58, 0x5494, 0x4102, {0x97, 0xc5, 0xec, 0x79, 0x8e, 0x59, 0xbc, 0xf4}};\r
+static const GUID IID_IMediaBuffer = {0x59eff8b9, 0x938c, 0x4a26, {0x82, 0xf2, 0x95, 0xcb, 0x84, 0xcd, 0xc8, 0x37}};\r
+static const GUID MEDIATYPE_Video = {0x73646976, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};\r
+static const GUID MEDIATYPE_Audio = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};\r
+static const GUID MEDIASUBTYPE_PCM = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};\r
+static const GUID MEDIASUBTYPE_VideoInfo = {0x05589f80, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};\r
+static const GUID FORMAT_WaveFormatEx = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};\r
+static const GUID GUID_NULL = {0x0000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};\r
+static const GUID MEDIASUBTYPE_I420 = {0x30323449, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};\r
+static const GUID MEDIASUBTYPE_YV12 = {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};\r
+\r
+#ifdef WIN32\r
+#   define IUnknown IUnknownHack\r
+#endif\r
+typedef struct _IUnknown IUnknown;\r
+typedef struct _IEnumDMO IEnumDMO;\r
+typedef struct _IMediaBuffer IMediaBuffer;\r
+typedef struct _IMediaObject IMediaObject;\r
+#ifndef STDCALL\r
+#define STDCALL __stdcall\r
+#endif\r
+\r
+#define DMO_INPUT_DATA_BUFFER_SYNCPOINT 1\r
+#define DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER 1\r
+#define DMO_E_NOTACCEPTING 0x80040204\r
+\r
+/*\r
+ * DMO types definition\r
+ */\r
+typedef struct\r
+#ifdef HAVE_ATTRIBUTE_PACKED\r
+    __attribute__((__packed__))\r
+#endif\r
+ _DMO_PARTIAL_MEDIATYPE\r
+{\r
+    GUID type;\r
+    GUID subtype;\r
+\r
+} DMO_PARTIAL_MEDIATYPE;\r
+\r
+typedef struct\r
+#ifdef HAVE_ATTRIBUTE_PACKED\r
+    __attribute__((__packed__))\r
+#endif\r
+ _DMO_OUTPUT_DATA_BUFFER\r
+{\r
+    IMediaBuffer *pBuffer;\r
+    uint32_t dwStatus;\r
+    REFERENCE_TIME rtTimestamp;\r
+    REFERENCE_TIME rtTimelength;\r
+\r
+} DMO_OUTPUT_DATA_BUFFER;\r
+\r
+typedef struct\r
+#ifdef HAVE_ATTRIBUTE_PACKED\r
+    __attribute__((__packed__))\r
+#endif\r
+ _DMOMediaType\r
+{\r
+    GUID     majortype;\r
+    GUID     subtype;\r
+    int      bFixedSizeSamples;\r
+    int      bTemporalCompression;\r
+    uint32_t lSampleSize;\r
+    GUID     formattype;\r
+    IUnknown *pUnk;\r
+    uint32_t cbFormat;\r
+    char     *pbFormat;\r
+\r
+} DMO_MEDIA_TYPE;\r
+\r
+/*\r
+ * IUnknown interface\r
+ */\r
+typedef struct IUnknown_vt\r
+{\r
+    /* IUnknown methods */\r
+    long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,\r
+                                   void **ppvObject);\r
+    long (STDCALL *AddRef)(IUnknown *This);\r
+    long (STDCALL *Release)(IUnknown *This);\r
+\r
+} IUnknown_vt;\r
+struct _IUnknown { IUnknown_vt* vt; };\r
+\r
+/*\r
+ * IEnumDMO interface\r
+ */\r
+typedef struct IEnumDMO_vt\r
+{\r
+    /* IUnknown methods */\r
+    long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,\r
+                                   void **ppvObject);\r
+    long (STDCALL *AddRef)(IUnknown *This);\r
+    long (STDCALL *Release)(IUnknown *This);\r
+\r
+    /* IEnumDMO methods */\r
+    long (STDCALL *Next)(IEnumDMO *This, uint32_t cItemsToFetch,\r
+                         const GUID *pCLSID, WCHAR **Names,\r
+                         uint32_t *pcItemsFetched);\r
+    long (STDCALL *Skip)(IEnumDMO *This, uint32_t cItemsToSkip);\r
+    long (STDCALL *Reset)(IEnumDMO *This);\r
+    long (STDCALL *Clone)(IEnumDMO *This, IEnumDMO **ppEnum);\r
+\r
+} IEnumDMO_vt;\r
+struct _IEnumDMO { IEnumDMO_vt* vt; };\r
+\r
+/*\r
+ * IMediaBuffer interface\r
+ */\r
+typedef struct IMediaBuffer_vt\r
+{\r
+    /* IUnknown methods */\r
+    long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,\r
+                                   void **ppvObject);\r
+    long (STDCALL *AddRef)(IUnknown *This);\r
+    long (STDCALL *Release)(IUnknown *This);\r
+\r
+    long (STDCALL *SetLength)(IMediaBuffer* This, uint32_t cbLength);\r
+    long (STDCALL *GetMaxLength)(IMediaBuffer* This, uint32_t *pcbMaxLength);\r
+    long (STDCALL *GetBufferAndLength)(IMediaBuffer* This,\r
+                                       char** ppBuffer, uint32_t* pcbLength);\r
+\r
+} IMediaBuffer_vt;\r
+struct _IMediaBuffer { IMediaBuffer_vt* vt; };\r
+\r
+/*\r
+ * IMediaObject interface\r
+ */\r
+typedef struct IMediaObject_vt\r
+{\r
+    /* IUnknown methods */\r
+    long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,\r
+                                   void **ppvObject);\r
+    long (STDCALL *AddRef)(IUnknown *This);\r
+    long (STDCALL *Release)(IUnknown *This);\r
+\r
+    /* IEnumDMO methods */\r
+    long (STDCALL *GetStreamCount)(IMediaObject *This,\r
+                                   uint32_t *pcInputStreams,\r
+                                   uint32_t *pcOutputStreams);\r
+    long (STDCALL *GetInputStreamInfo)(IMediaObject *This,\r
+                                       uint32_t dwInputStreamIndex,\r
+                                       uint32_t *pdwFlags);\r
+    long (STDCALL *GetOutputStreamInfo)(IMediaObject *This,\r
+                                        uint32_t dwOutputStreamIndex,\r
+                                        uint32_t *pdwFlags);\r
+    long (STDCALL *GetInputType)(IMediaObject *This,\r
+                                 uint32_t dwInputStreamIndex,\r
+                                 uint32_t dwTypeIndex,\r
+                                 DMO_MEDIA_TYPE *pmt);\r
+    long (STDCALL *GetOutputType)(IMediaObject *This,\r
+                                  uint32_t dwOutputStreamIndex,\r
+                                  uint32_t dwTypeIndex,\r
+                                  DMO_MEDIA_TYPE *pmt);\r
+    long (STDCALL *SetInputType)(IMediaObject *This,\r
+                                 uint32_t dwInputStreamIndex,\r
+                                 const DMO_MEDIA_TYPE *pmt,\r
+                                 uint32_t dwFlags);\r
+    long (STDCALL *SetOutputType)(IMediaObject *This,\r
+                                  uint32_t dwOutputStreamIndex,\r
+                                  const DMO_MEDIA_TYPE *pmt,\r
+                                  uint32_t dwFlags);\r
+    long (STDCALL *GetInputCurrentType)(IMediaObject *This,\r
+                                        uint32_t dwInputStreamIndex,\r
+                                        DMO_MEDIA_TYPE *pmt);\r
+    long (STDCALL *GetOutputCurrentType)(IMediaObject *This,\r
+                                         uint32_t dwOutputStreamIndex,\r
+                                         DMO_MEDIA_TYPE *pmt);\r
+    long (STDCALL *GetInputSizeInfo)(IMediaObject *This,\r
+                                     uint32_t dwInputStreamIndex,\r
+                                     uint32_t *pcbSize,\r
+                                     uint32_t *pcbMaxLookahead,\r
+                                     uint32_t *pcbAlignment);\r
+    long (STDCALL *GetOutputSizeInfo)(IMediaObject *This,\r
+                                      uint32_t dwOutputStreamIndex,\r
+                                      uint32_t *pcbSize,\r
+                                      uint32_t *pcbAlignment);\r
+    long (STDCALL *GetInputMaxLatency)(IMediaObject *This,\r
+                                       uint32_t dwInputStreamIndex,\r
+                                       REFERENCE_TIME *prtMaxLatency);\r
+    long (STDCALL *SetInputMaxLatency)(IMediaObject *This,\r
+                                       uint32_t dwInputStreamIndex,\r
+                                       REFERENCE_TIME rtMaxLatency);\r
+    long (STDCALL *Flush)(IMediaObject * This);\r
+    long (STDCALL *Discontinuity)(IMediaObject *This,\r
+                                  uint32_t dwInputStreamIndex);\r
+    long (STDCALL *AllocateStreamingResources)(IMediaObject * This);\r
+    long (STDCALL *FreeStreamingResources)(IMediaObject * This);\r
+    long (STDCALL *GetInputStatus)(IMediaObject *This,\r
+                                   uint32_t dwInputStreamIndex,\r
+                                   uint32_t *dwFlags);\r
+    long (STDCALL *ProcessInput)(IMediaObject *This,\r
+                                 uint32_t dwInputStreamIndex,\r
+                                 IMediaBuffer *pBuffer,\r
+                                 uint32_t dwFlags,\r
+                                 REFERENCE_TIME rtTimestamp,\r
+                                 REFERENCE_TIME rtTimelength);\r
+    long (STDCALL *ProcessOutput)(IMediaObject *This,\r
+                                  uint32_t dwFlags,\r
+                                  uint32_t cOutputBufferCount,\r
+                                  DMO_OUTPUT_DATA_BUFFER *pOutputBuffers,\r
+                                  uint32_t *pdwStatus);\r
+    long (STDCALL *Lock)(IMediaObject *This, long bLock);\r
+\r
+} IMediaObject_vt;\r
+struct _IMediaObject { IMediaObject_vt* vt; };\r
+\r
+/* Implementation of IMediaBuffer */\r
+typedef struct _CMediaBuffer\r
+{\r
+    IMediaBuffer_vt *vt;\r
+    int i_ref;\r
+    block_t *p_block;\r
+    int i_max_size;\r
+    vlc_bool_t b_own;\r
+\r
+} CMediaBuffer;\r
+\r
+CMediaBuffer *CMediaBufferCreate( block_t *, int, vlc_bool_t );\r