X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fcodec%2Fdmo%2Fdmo.c;h=d465e673cdc40353561a7ff9d8e814bb08cf51e4;hb=8060b3457e20e6223b70927693f8da8f547b8fef;hp=75d410e9a43b8dfc5d2c6e67ed0a2997de21a5fa;hpb=40a4073e30d3b6bdb243e1e378aacc5ce7752138;p=vlc diff --git a/modules/codec/dmo/dmo.c b/modules/codec/dmo/dmo.c index 75d410e9a4..d465e673cd 100644 --- a/modules/codec/dmo/dmo.c +++ b/modules/codec/dmo/dmo.c @@ -1,631 +1,1588 @@ -/***************************************************************************** - * dmo.c : DirectMedia Object decoder module for vlc - ***************************************************************************** - * Copyright (C) 2002, 2003 VideoLAN - * $Id$ - * - * Author: Gildas Bazin - * - * 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 -#include -#include - -#include -#include -#include - -#include -#include "codecs.h" -#include "dmo.h" - -static 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 CopyPicture( decoder_t *, picture_t *, uint8_t * ); - -vlc_module_begin(); - set_description( _("DirectMedia Object decoder") ); - add_shortcut( "dmo" ); - set_capability( "decoder", 1 ); - set_callbacks( DecoderOpen, DecoderClose ); -vlc_module_end(); - -/***************************************************************************** - * Local prototypes - *****************************************************************************/ - -/**************************************************************************** - * Decoder descriptor declaration - ****************************************************************************/ -struct decoder_sys_t -{ - HINSTANCE hmsdmo_dll; - IMediaObject *p_dmo; - - int i_min_output; - - audio_date_t end_date; -}; - -/***************************************************************************** - * 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 = NULL; - - DMO_PARTIAL_MEDIATYPE dmo_partial_type; - DMO_MEDIA_TYPE dmo_input_type, dmo_output_type; - IEnumDMO *p_enum_dmo = NULL; - IMediaObject *p_dmo = NULL; - WCHAR *psz_dmo_name; - GUID clsid_dmo; - - VIDEOINFOHEADER *p_vih = NULL; - WAVEFORMATEX *p_wf = NULL; - - HRESULT (STDCALL *OurDMOEnum)( const GUID *, uint32_t, uint32_t, - const DMO_PARTIAL_MEDIATYPE *, - uint32_t, const DMO_PARTIAL_MEDIATYPE *, - IEnumDMO ** ); - - /* Load msdmo DLL */ - HINSTANCE hmsdmo_dll = LoadLibrary( "msdmo.dll" ); - if( hmsdmo_dll == NULL ) - { - msg_Dbg( p_dec, "failed loading msdmo.dll" ); - return VLC_EGENERIC; - } - OurDMOEnum = (void *)GetProcAddress( hmsdmo_dll, "DMOEnum" ); - if( OurDMOEnum == NULL ) - { - msg_Dbg( p_dec, "GetProcAddress failed to find DMOEnum()" ); - FreeLibrary( hmsdmo_dll ); - return VLC_EGENERIC; - } - - /* Look for a DMO which can handle the requested codec */ - if( p_dec->fmt_in.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_dec->fmt_in.i_codec; - fourcc_to_wf_tag( p_dec->fmt_in.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_dec->fmt_in.i_codec; - } - - /* Initialize OLE/COM */ - CoInitialize( 0 ); - - if( OurDMOEnum( &GUID_NULL, 1 /*DMO_ENUMF_INCLUDE_KEYED*/, - 1, &dmo_partial_type, 0, NULL, &p_enum_dmo ) ) - { - goto error; - } - - /* Pickup the first available codec */ - if( p_enum_dmo->vt->Next( p_enum_dmo, 1, &clsid_dmo, - &psz_dmo_name, NULL ) ) - { - goto error; - } - p_enum_dmo->vt->Release( (IUnknown *)p_enum_dmo ); - -#if 1 - { - char psz_temp[MAX_PATH]; - wcstombs( psz_temp, psz_dmo_name, MAX_PATH ); - msg_Dbg( p_dec, "found DMO: %s", psz_temp ); - } -#endif - - CoTaskMemFree( psz_dmo_name ); - - /* Create DMO */ - if( CoCreateInstance( &clsid_dmo, NULL, CLSCTX_INPROC, - &IID_IMediaObject, (void **)&p_dmo ) ) - { - msg_Err( p_dec, "can't create DMO" ); - goto error; - } - - /* Setup input format */ - memset( &dmo_input_type, 0, sizeof(dmo_input_type) ); - dmo_input_type.majortype = dmo_partial_type.type; - dmo_input_type.subtype = dmo_partial_type.subtype; - dmo_input_type.pUnk = 0; - - if( p_dec->fmt_in.i_cat == AUDIO_ES ) - { - 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 ); - - p_wf->wFormatTag = dmo_partial_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 = i_size; - - dmo_input_type.formattype = FORMAT_WaveFormatEx; - dmo_input_type.cbFormat = i_size; - dmo_input_type.pbFormat = (char *)p_wf; - dmo_input_type.pUnk = NULL; - 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 = dmo_partial_type.subtype.Data1; - 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.formattype = MEDIASUBTYPE_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.majortype = dmo_partial_type.type; - dmo_output_type.pUnk = 0; - - if( p_dec->fmt_in.i_cat == AUDIO_ES ) - { - /* Setup the format */ - p_dec->fmt_out.i_codec = AOUT_FMT_S16_NE; - 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 = - p_dec->fmt_in.audio.i_bitspersample; - 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 = sizeof(WAVEFORMATEX); - - 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; - dmo_output_type.pUnk = NULL; - } - else - { - BITMAPINFOHEADER *p_bih; - - p_dec->fmt_out.i_codec = VLC_FOURCC('I','4','2','0'); - 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 = 12; - p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR * - p_dec->fmt_out.video.i_width / p_dec->fmt_out.video.i_height; - - dmo_output_type.formattype = MEDIASUBTYPE_VideoInfo; - dmo_output_type.subtype = MEDIASUBTYPE_YV12; - - p_bih = &p_vih->bmiHeader; - p_bih->biCompression = dmo_partial_type.subtype.Data1; - 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 = 1; - p_bih->biSize = sizeof(BITMAPINFOHEADER); - - dmo_output_type.bFixedSizeSamples = VLC_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; - } - - /* 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 ); - } - } - - /* Choose an output type. - * FIXME, get rid of the dmo_output_type code above. */ - 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 ) ) - { - if( dmo_output_type.subtype.Data1 == mt.subtype.Data1 ) - { - *p_vih = *(VIDEOINFOHEADER *)mt.pbFormat; - break; - } - } - } - - 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 */ - if( ( p_dec->p_sys = p_sys = - (decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL ) - { - msg_Err( p_dec, "out of memory" ); - goto error; - } - - p_sys->hmsdmo_dll = hmsdmo_dll; - p_sys->p_dmo = p_dmo; - - /* 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; - } - } - - /* Set output properties */ - p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat; - if( p_dec->fmt_out.i_cat == AUDIO_ES ) - aout_DateInit( &p_sys->end_date, p_dec->fmt_in.audio.i_rate ); - else - aout_DateInit( &p_sys->end_date, 25 /* FIXME */ ); - aout_DateSet( &p_sys->end_date, 0 ); - - /* 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; - - if( p_vih ) free( p_vih ); - if( p_wf ) free( p_wf ); - - return VLC_SUCCESS; - - error: - /* Uninitialize OLE/COM */ - CoUninitialize(); - FreeLibrary( hmsdmo_dll ); - - if( p_vih ) free( p_vih ); - if( p_wf ) free( p_wf ); - if( p_sys ) free( p_sys ); - - return VLC_EGENERIC; -} - -/***************************************************************************** - * DecoderClose: close codec - *****************************************************************************/ -void DecoderClose( vlc_object_t *p_this ) -{ - decoder_t *p_dec = (decoder_t*)p_this; - decoder_sys_t *p_sys = p_dec->p_sys; - - /* Uninitialize OLE/COM */ - CoUninitialize(); - - FreeLibrary( p_sys->hmsdmo_dll ); - - free( p_sys ); -} - -/**************************************************************************** - * DecodeBlock: the whole thing - **************************************************************************** - * This function must be fed with ogg packets. - ****************************************************************************/ -static void *DecodeBlock( 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, i_buffer_out; - uint8_t *p_buffer_out; - - 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 != aout_DateGet( &p_sys->end_date ) ) - { - aout_DateSet( &p_sys->end_date, p_block->i_pts ); - } - -#if 0 /* Breaks the video decoding */ - if( !aout_DateGet( &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, VLC_TRUE ); - - i_result = p_sys->p_dmo->vt->ProcessInput( p_sys->p_dmo, 0, - (IMediaBuffer *)p_in, DMO_INPUT_DATA_BUFFER_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 == 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 - { - //msg_Dbg( p_dec, "ProcessInput(): successful" ); - *pp_block = 0; - } - } - else if( p_block && !p_block->i_buffer ) - { - block_Release( p_block ); - *pp_block = 0; - } - - /* Get output from the DMO */ - block_out.p_buffer = malloc( p_sys->i_min_output ); - block_out.i_buffer = 0; - - p_out = CMediaBufferCreate( &block_out, p_sys->i_min_output, VLC_FALSE ); - db.rtTimestamp = 0; - db.rtTimelength = 0; - db.dwStatus = 0; - 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" ); -#if DMO_DEBUG - else - msg_Dbg( p_dec, "ProcessOutput(): no output" ); -#endif - - p_out->vt->Release( (IUnknown *)p_out ); - free( block_out.p_buffer ); - return NULL; - } - -#if DMO_DEBUG - msg_Dbg( p_dec, "ProcessOutput(): success" ); -#endif - - i_result = p_out->vt->GetBufferAndLength( (IMediaBuffer *)p_out, - &p_buffer_out, &i_buffer_out ); - if( i_result != S_OK ) - { - msg_Dbg( p_dec, "GetBufferAndLength(): failed" ); - p_out->vt->Release( (IUnknown *)p_out ); - free( block_out.p_buffer ); - return NULL; - } - - if( !i_buffer_out ) - { -#if DMO_DEBUG - msg_Dbg( p_dec, "ProcessOutput(): no output (i_buffer_out == 0)" ); -#endif - p_out->vt->Release( (IUnknown *)p_out ); - free( block_out.p_buffer ); - return NULL; - } - - if( p_dec->fmt_out.i_cat == VIDEO_ES ) - { - /* Get a new picture */ - picture_t *p_pic = p_dec->pf_vout_buffer_new( p_dec ); - if( !p_pic ) return NULL; - - CopyPicture( p_dec, p_pic, block_out.p_buffer ); - - /* Date management */ - p_pic->date = aout_DateGet( &p_sys->end_date ); - aout_DateIncrement( &p_sys->end_date, 1 ); - - p_out->vt->Release( (IUnknown *)p_out ); - free( block_out.p_buffer ); - - return p_pic; - } - else - { - aout_buffer_t *p_aout_buffer; - int i_samples = i_buffer_out / - ( p_dec->fmt_in.audio.i_bitspersample * - p_dec->fmt_in.audio.i_channels / 8 ); - - p_aout_buffer = p_dec->pf_aout_buffer_new( p_dec, i_samples ); - memcpy( p_aout_buffer->p_buffer, p_buffer_out, i_buffer_out ); - - /* Date management */ - p_aout_buffer->start_date = aout_DateGet( &p_sys->end_date ); - p_aout_buffer->end_date = - aout_DateIncrement( &p_sys->end_date, i_samples ); - - p_out->vt->Release( (IUnknown *)p_out ); - free( block_out.p_buffer ); - - return p_aout_buffer; - } - - return NULL; -} - -static void CopyPicture( decoder_t *p_dec, 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; - - p_src += i_width; - - for( i_line = 0; i_line < p_pic->p[i_plane].i_lines; i_line++ ) - { - p_dec->p_vlc->pf_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; -} +/***************************************************************************** + * dmo.c : DirectMedia Object decoder module for vlc + ***************************************************************************** + * Copyright (C) 2002, 2003 the VideoLAN team + * $Id$ + * + * Author: Gildas Bazin + * + * 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 +#include +#include +#include + +#ifndef WIN32 +# define LOADER +#else +# include +#endif + +#ifdef LOADER +/* Need the w32dll loader from mplayer */ +# include +# include +# include +#endif + +#include +#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 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 int DecOpen ( vlc_object_t * ); +static void DecoderClose ( vlc_object_t * ); +static void *DecodeBlock ( decoder_t *, block_t ** ); + +static int EncoderOpen ( vlc_object_t * ); +static int EncOpen ( vlc_object_t * ); +static void EncoderClose ( vlc_object_t * ); +static block_t *EncodeBlock( encoder_t *, void * ); + +static int LoadDMO( vlc_object_t *, HINSTANCE *, IMediaObject **, + es_format_t *, bool ); +static void CopyPicture( decoder_t *, picture_t *, uint8_t * ); + +vlc_module_begin(); + set_description( _("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( _("DirectMedia Object encoder") ); + 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 +}; + +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_FOURCC('W','V','C','1'), "wvc1dmod.dll", &guid_wvc1 }, + { VLC_FOURCC('w','v','c','1'), "wvc1dmod.dll", &guid_wvc1 }, + /* WMV3 */ + { VLC_FOURCC('W','M','V','3'), "wmv9dmod.dll", &guid_wmv9 }, + { VLC_FOURCC('w','m','v','3'), "wmv9dmod.dll", &guid_wmv9 }, + { VLC_FOURCC('W','M','V','P'), "wmv9dmod.dll", &guid_wmv9 }, + { VLC_FOURCC('w','m','v','p'), "wmv9dmod.dll", &guid_wmv9 }, + /* WMV2 */ + { VLC_FOURCC('W','M','V','2'), "wmvdmod.dll", &guid_wmv }, + { VLC_FOURCC('w','m','v','2'), "wmvdmod.dll", &guid_wmv }, + /* WMV1 */ + { VLC_FOURCC('W','M','V','1'), "wmvdmod.dll", &guid_wmv }, + { VLC_FOURCC('w','m','v','1'), "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_FOURCC('W','M','V','A'), "wmvadvd.dll", &guid_wmva }, + { VLC_FOURCC('w','m','v','a'), "wmvadvd.dll", &guid_wmva }, + { VLC_FOURCC('W','V','P','2'), "wmvadvd.dll", &guid_wmva }, + { VLC_FOURCC('w','v','p','2'), "wmvadvd.dll", &guid_wmva }, + + /* WMA 3 */ + { VLC_FOURCC('W','M','A','3'), "wma9dmod.dll", &guid_wma9 }, + { VLC_FOURCC('w','m','a','3'), "wma9dmod.dll", &guid_wma9 }, + { VLC_FOURCC('W','M','A','P'), "wma9dmod.dll", &guid_wma9 }, + { VLC_FOURCC('w','m','a','p'), "wma9dmod.dll", &guid_wma9 }, + /* WMA 2 */ + { VLC_FOURCC('W','M','A','2'), "wma9dmod.dll", &guid_wma9 }, + { VLC_FOURCC('w','m','a','2'), "wma9dmod.dll", &guid_wma9 }, + + /* WMA Speech */ + { VLC_FOURCC('W','M','A','S'), "wmspdmod.dll", &guid_wma }, + { VLC_FOURCC('w','m','a','s'), "wmspdmod.dll", &guid_wma }, + + /* */ + { 0, NULL, NULL } +}; + +static const codec_dll encoders_table[] = +{ + /* WMV3 */ + { VLC_FOURCC('W','M','V','3'), "wmvdmoe2.dll", &guid_wmv_enc2 }, + { VLC_FOURCC('w','m','v','3'), "wmvdmoe2.dll", &guid_wmv_enc2 }, + /* WMV2 */ + { VLC_FOURCC('W','M','V','2'), "wmvdmoe2.dll", &guid_wmv_enc2 }, + { VLC_FOURCC('w','m','v','2'), "wmvdmoe2.dll", &guid_wmv_enc2 }, + /* WMV1 */ + { VLC_FOURCC('W','M','V','1'), "wmvdmoe2.dll", &guid_wmv_enc2 }, + { VLC_FOURCC('w','m','v','1'), "wmvdmoe2.dll", &guid_wmv_enc2 }, + + /* WMA 3 */ + { VLC_FOURCC('W','M','A','3'), "wmadmoe.dll", &guid_wma_enc }, + { VLC_FOURCC('w','m','a','3'), "wmadmoe.dll", &guid_wma_enc }, + /* WMA 2 */ + { VLC_FOURCC('W','M','A','2'), "wmadmoe.dll", &guid_wma_enc }, + { VLC_FOURCC('w','m','a','2'), "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; + +#ifndef LOADER + int i_ret = DecOpen( p_this ); + if( i_ret != VLC_SUCCESS ) return i_ret; + + +#else + /* We can't open it now, because of ldt_keeper or something + * Open/Decode/Close has to be done in the same thread */ + int i; + + p_dec->p_sys = NULL; + + /* Probe if we support it */ + for( 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 ); + break; + } + } + + p_dec->p_sys = NULL; + if( !decoders_table[i].i_fourcc ) return VLC_EGENERIC; +#endif /* LOADER */ + + /* 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; + + return VLC_SUCCESS; +} + +/***************************************************************************** + * DecOpen: open dmo codec + *****************************************************************************/ +static int DecOpen( vlc_object_t *p_this ) +{ + decoder_t *p_dec = (decoder_t*)p_this; + decoder_sys_t *p_sys = NULL; + + 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( p_this, &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_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_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_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 = AOUT_FMT_S16_NE; + 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_FOURCC('Y','U','Y','2'); + 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_FOURCC('Y','V','1','2') ) + { + i_chroma = mt.subtype.Data1; + i_planes = 3; i_bpp = 12; + } + + DMOFreeMediaType( &mt ); + } + + p_dec->fmt_out.i_codec = i_chroma == VLC_FOURCC('Y','V','1','2') ? + VLC_FOURCC('I','4','2','0') : 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 */ + if( ( p_dec->p_sys = p_sys = + (decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL ) + { + msg_Err( p_dec, "out of memory" ); + 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 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 ); + + 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 ); + free( p_sys ); + + 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_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_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; +} + +/***************************************************************************** + * DecoderClose: close codec + *****************************************************************************/ +void DecoderClose( vlc_object_t *p_this ) +{ + decoder_t *p_dec = (decoder_t*)p_this; + decoder_sys_t *p_sys = p_dec->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->p_buffer ); + free( p_sys ); +} + +/**************************************************************************** + * DecodeBlock: the whole thing + **************************************************************************** + * This function must be fed with ogg packets. + ****************************************************************************/ +static void *DecodeBlock( 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( p_sys == NULL ) + { + if( DecOpen( VLC_OBJECT(p_dec) ) ) + { + msg_Err( p_dec, "DecOpen failed" ); + return NULL; + } + p_sys = p_dec->p_sys; + } + + 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 + { + //msg_Dbg( p_dec, "ProcessInput(): successful" ); + *pp_block = 0; + } + } + else if( p_block && !p_block->i_buffer ) + { + block_Release( p_block ); + *pp_block = 0; + } + + /* 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 = p_dec->pf_vout_buffer_new( p_dec ); + if( !p_pic ) return NULL; + + CopyPicture( p_dec, 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 = p_dec->pf_aout_buffer_new( p_dec, i_samples ); + 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( decoder_t *p_dec, 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++ ) + { + p_dec->p_libvlc->pf_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; +} + +/**************************************************************************** + * 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_FOURCC('I','4','2','0'); + 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 = I64C(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_FOURCC('I','4','2','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" ); + 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 = AOUT_FMT_S16_NE; + 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( (int)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 = + (encoder_sys_t *)malloc(sizeof(encoder_sys_t)) ) == NULL ) + { + msg_Err( p_enc, "out of memory" ); + 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++ ) + { + p_enc->p_libvlc->pf_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 "I64Fd, 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: "I64Fd", "I64Fd, + 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: "I64Fd, + 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 ); +}