git.sesse.net Git - vlc/blob - modules/codec/quicktime.c

   1 /*****************************************************************************
   2  * quicktime.c: a quicktime decoder that uses the QT library/dll
   3  *****************************************************************************
   4  * Copyright (C) 2003 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir at via.ecp.fr>
   8  *          Derk-Jan Hartman <thedj at users.sf.net>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28
  29 #ifdef HAVE_CONFIG_H
  30 # include "config.h"
  31 #endif
  32
  33 #include <vlc_common.h>
  34 #include <vlc_plugin.h>
  35 #include <vlc_aout.h>
  36 #include <vlc_vout.h>
  37 #include <vlc_codec.h>
  38
  39 #if !defined (__APPLE__) && !defined(WIN32)
  40 # define LOADER 1
  41 #endif
  42
  43 #ifdef __APPLE__
  44 #include <QuickTime/QuickTimeComponents.h>
  45 #include <QuickTime/Movies.h>
  46 #include <QuickTime/ImageCodec.h>
  47 #endif
  48
  49 /* for windows do we require Quicktime compents header? */
  50 #ifdef LOADER
  51 #include "qtx/qtxsdk/components.h"
  52 #include "wine/windef.h"
  53 #include "ldt_keeper.h"
  54
  55 HMODULE   WINAPI LoadLibraryA(LPCSTR);
  56 FARPROC   WINAPI GetProcAddress(HMODULE,LPCSTR);
  57 int       WINAPI FreeLibrary(HMODULE);
  58
  59 #endif
  60
  61 /*****************************************************************************
  62  * Module descriptor
  63  *****************************************************************************/
  64 static int  Open ( vlc_object_t * );
  65 static void Close( vlc_object_t * );
  66
  67 vlc_module_begin();
  68     set_description( N_("QuickTime library decoder") );
  69     set_capability( "decoder", 100 );
  70     set_category( CAT_INPUT );
  71     set_subcategory( SUBCAT_INPUT_VCODEC );
  72     set_callbacks( Open, Close );
  73
  74 vlc_module_end();
  75
  76
  77 /*****************************************************************************
  78  * Local prototypes
  79  *****************************************************************************/
  80 static int           OpenAudio( decoder_t * );
  81 static int           OpenVideo( decoder_t * );
  82
  83 static aout_buffer_t *DecodeAudio( decoder_t *, block_t ** );
  84 static picture_t     *DecodeVideo( decoder_t *, block_t ** );
  85
  86 #define FCC( a, b , c, d ) \
  87     ((uint32_t)( ((a)<<24)|((b)<<16)|((c)<<8)|(d)))
  88
  89 #ifndef __APPLE__
  90 typedef struct OpaqueSoundConverter*    SoundConverter;
  91 #ifndef LOADER
  92 typedef long                            OSType;
  93 typedef int                             OSErr;
  94 #endif
  95 typedef unsigned long                   UnsignedFixed;
  96 typedef uint8_t                         Byte;
  97
  98 typedef struct SoundComponentData {
  99     long                            flags;
 100     OSType                          format;
 101     short                           numChannels;
 102     short                           sampleSize;
 103     UnsignedFixed                   sampleRate;
 104     long                            sampleCount;
 105     Byte *                          buffer;
 106     long                            reserved;
 107 } SoundComponentData;
 108
 109 #endif /* __APPLE__ */
 110
 111 struct decoder_sys_t
 112 {
 113     /* library */
 114 #ifndef __APPLE__
 115 #ifdef LOADER
 116     ldt_fs_t    *ldt_fs;
 117 #endif /* LOADER */
 118
 119     HMODULE qtml;
 120     HINSTANCE qts;
 121     OSErr (*InitializeQTML)             ( long flags );
 122     OSErr (*TerminateQTML)              ( void );
 123 #endif /* __APPLE__ */
 124
 125     /* Audio */
 126     int (*SoundConverterOpen)           ( const SoundComponentData *,
 127                                           const SoundComponentData *,
 128                                           SoundConverter* );
 129     int (*SoundConverterClose)          ( SoundConverter );
 130     int (*SoundConverterSetInfo)        ( SoundConverter , OSType, void * );
 131     int (*SoundConverterGetBufferSizes) ( SoundConverter, unsigned long,
 132                                           unsigned long*, unsigned long*,
 133                                           unsigned long* );
 134     int (*SoundConverterBeginConversion)( SoundConverter );
 135     int (*SoundConverterEndConversion)  ( SoundConverter, void *,
 136                                           unsigned long *, unsigned long *);
 137     int (*SoundConverterConvertBuffer)  ( SoundConverter, const void *,
 138                                           unsigned long, void *,
 139                                           unsigned long *, unsigned long * );
 140     SoundConverter      myConverter;
 141     SoundComponentData  InputFormatInfo, OutputFormatInfo;
 142
 143     unsigned long   FramesToGet;
 144     unsigned int    InFrameSize;
 145     unsigned int    OutFrameSize;
 146
 147 #ifndef WIN32
 148     /* Video */
 149     Component         (*FindNextComponent)
 150         ( Component prev, ComponentDescription* desc );
 151
 152     ComponentInstance (*OpenComponent)
 153         ( Component c );
 154
 155     ComponentResult   (*ImageCodecInitialize)
 156         ( ComponentInstance ci, ImageSubCodecDecompressCapabilities * cap);
 157
 158     ComponentResult   (*ImageCodecGetCodecInfo)
 159         ( ComponentInstance ci, CodecInfo *info );
 160
 161     ComponentResult   (*ImageCodecPreDecompress)
 162         ( ComponentInstance ci, CodecDecompressParams * params );
 163
 164     ComponentResult   (*ImageCodecBandDecompress)
 165         ( ComponentInstance ci, CodecDecompressParams * params );
 166
 167     PixMapHandle      (*GetGWorldPixMap)
 168         ( GWorldPtr offscreenGWorld );
 169
 170     OSErr             (*QTNewGWorldFromPtr)
 171         ( GWorldPtr *gw, OSType pixelFormat, const Rect *boundsRect,
 172           CTabHandle cTable, /*GDHandle*/ void *aGDevice, /*unused*/
 173           GWorldFlags flags, void *baseAddr, long rowBytes );
 174
 175     OSErr             (*NewHandleClear)( Size byteCount );
 176
 177     ComponentInstance       ci;
 178     Rect                    OutBufferRect;   /* the dimensions of our GWorld */
 179     GWorldPtr               OutBufferGWorld; /* a GWorld is some kind of
 180                                                 description for a drawing
 181                                                 environment */
 182     ImageDescriptionHandle  framedescHandle;
 183
 184     CodecDecompressParams   decpar;          /* for ImageCodecPreDecompress()*/
 185     CodecCapabilities       codeccap;        /* for decpar */
 186 #endif
 187
 188     /* Output properties */
 189     uint8_t *           plane;
 190     mtime_t             pts;
 191     audio_date_t        date;
 192
 193     int                 i_late; /* video */
 194
 195     /* buffer */
 196     unsigned int        i_buffer;
 197     unsigned int        i_buffer_size;
 198     uint8_t             *p_buffer;
 199
 200     /* Audio only */
 201     uint8_t             out_buffer[1000000];    /* FIXME */
 202     int                 i_out_frames;
 203     int                 i_out;
 204 };
 205
 206 static int pi_channels_maps[6] =
 207 {
 208     0,
 209     AOUT_CHAN_CENTER,
 210     AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 211     AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER,
 212     AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARLEFT,
 213     AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 214      | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARLEFT
 215 };
 216
 217 static int QTAudioInit( decoder_t * );
 218 static int QTVideoInit( decoder_t * );
 219
 220 /*****************************************************************************
 221  * Open: probe the decoder and return score
 222  *****************************************************************************
 223  * Tries to launch a decoder and return score so that the interface is able
 224  * to choose.
 225  *****************************************************************************/
 226 static int Open( vlc_object_t *p_this )
 227 {
 228     decoder_t *p_dec = (decoder_t*)p_this;
 229
 230 #ifdef __APPLE__
 231     OSErr err;
 232     SInt32 qtVersion;
 233
 234     err = Gestalt(gestaltQuickTimeVersion, &qtVersion);
 235 #endif
 236
 237     switch( p_dec->fmt_in.i_codec )
 238     {
 239         case VLC_FOURCC('h','2','6','4'): /* H.264 */
 240         case VLC_FOURCC('a','v','c','1'): /* dto. */
 241         case VLC_FOURCC('c','v','i','d'): /* Cinepak */
 242         case VLC_FOURCC('I','V','4','1'): /* Indeo Video IV */
 243         case VLC_FOURCC('i','v','4','1'): /* dto. */
 244 #ifdef __APPLE__
 245         case VLC_FOURCC('p','x','l','t'): /* Pixlet */
 246 #endif
 247         case VLC_FOURCC('d','v','1','n'): /* DVC Pro 100 NTSC */
 248         case VLC_FOURCC('d','v','1','p'): /* DVC Pro 100 PAL */
 249         case VLC_FOURCC('d','v','h','p'): /* DVC PRO HD 720p */
 250         case VLC_FOURCC('d','v','h','6'): /* DVC PRO HD 1080i 60 */
 251         case VLC_FOURCC('d','v','h','5'): /* DVC PRO HD 1080i 50 */
 252
 253         case VLC_FOURCC('S','V','Q','3'): /* Sorenson v3 */
 254     /*    case VLC_FOURCC('S','V','Q','1'):  Sorenson v1
 255         case VLC_FOURCC('Z','y','G','o'):
 256         case VLC_FOURCC('V','P','3','1'):
 257         case VLC_FOURCC('3','I','V','1'): */
 258         case VLC_FOURCC('r','l','e',' '): /* QuickTime animation (RLE) */
 259         case VLC_FOURCC('r','p','z','a'): /* QuickTime Apple Video */
 260         case VLC_FOURCC('a','z','p','r'): /* QuickTime animation (RLE) */
 261 #ifdef LOADER
 262             p_dec->p_sys = NULL;
 263             p_dec->pf_decode_video = DecodeVideo;
 264             return VLC_SUCCESS;
 265 #else
 266             return OpenVideo( p_dec );
 267 #endif
 268
 269 #ifdef __APPLE__
 270         case VLC_FOURCC('I','L','B','C'): /* iLBC */
 271             if ((err == noErr) || (qtVersion < 0x07500000))
 272                 return VLC_EGENERIC;
 273         case VLC_FOURCC('i','l','b','c'): /* iLBC */
 274             if ((err == noErr) || (qtVersion < 0x07500000))
 275                 return VLC_EGENERIC;
 276 #endif
 277         case VLC_FOURCC('s','a','m','r'): /* 3GPP AMR audio */
 278         case VLC_FOURCC('s','a','m','b'): /* 3GPP AMR-WB audio */
 279         case VLC_FOURCC('m','p','4','a'): /* MPEG-4 audio */
 280         case VLC_FOURCC('Q','D','M','C'): /* QDesign */
 281         case VLC_FOURCC('Q','D','M','2'): /* QDesign* 2 */
 282         case VLC_FOURCC('Q','c','l','p'): /* Qualcomm Purevoice Codec */
 283         case VLC_FOURCC('Q','C','L','P'): /* Qualcomm Purevoice Codec */
 284         case VLC_FOURCC('M','A','C','3'): /* MACE3 audio decoder */
 285         case VLC_FOURCC('M','A','C','6'): /* MACE6 audio decoder */
 286         case VLC_FOURCC('d','v','c','a'): /* DV Audio */
 287         case VLC_FOURCC('s','o','w','t'): /* 16-bit Little Endian */
 288         case VLC_FOURCC('t','w','o','s'): /* 16-bit Big Endian */
 289         case VLC_FOURCC('a','l','a','w'): /* ALaw 2:1 */
 290         case VLC_FOURCC('u','l','a','w'): /* mu-Law 2:1 */
 291         case VLC_FOURCC('r','a','w',' '): /* 8-bit offset binaries */
 292         case VLC_FOURCC('f','l','3','2'): /* 32-bit Floating Point */
 293         case VLC_FOURCC('f','l','6','4'): /* 64-bit Floating Point */
 294         case VLC_FOURCC('i','n','2','4'): /* 24-bit Interger */
 295         case VLC_FOURCC('i','n','3','2'): /* 32-bit Integer */
 296         case 0x0011:                            /* DVI IMA */
 297         case 0x6D730002:                        /* Microsoft ADPCM-ACM */
 298         case 0x6D730011:                        /* DVI Intel IMAADPCM-ACM */
 299 #ifdef LOADER
 300             p_dec->p_sys = NULL;
 301             p_dec->pf_decode_audio = DecodeAudio;
 302             return VLC_SUCCESS;
 303 #else
 304             return OpenAudio( p_dec );
 305 #endif
 306
 307         default:
 308             return VLC_EGENERIC;
 309     }
 310 }
 311
 312 /*****************************************************************************
 313  * Close:
 314  *****************************************************************************/
 315 static void Close( vlc_object_t *p_this )
 316 {
 317     decoder_t     *p_dec = (decoder_t*)p_this;
 318     decoder_sys_t *p_sys = p_dec->p_sys;
 319     vlc_mutex_t   *lock;
 320
 321     /* get lock, avoid segfault */
 322     lock = var_AcquireMutex( "qt_mutex" );
 323
 324     if( p_dec->fmt_out.i_cat == AUDIO_ES )
 325     {
 326         int i_error;
 327         unsigned long ConvertedFrames=0;
 328         unsigned long ConvertedBytes=0;
 329
 330         i_error = p_sys->SoundConverterEndConversion( p_sys->myConverter, NULL,
 331                                                       &ConvertedFrames,
 332                                                       &ConvertedBytes );
 333         msg_Dbg( p_dec, "SoundConverterEndConversion => %d", i_error );
 334
 335         i_error = p_sys->SoundConverterClose( p_sys->myConverter );
 336         msg_Dbg( p_dec, "SoundConverterClose => %d", i_error );
 337
 338         free( p_sys->p_buffer );
 339     }
 340     else if( p_dec->fmt_out.i_cat == VIDEO_ES )
 341     {
 342         free( p_sys->plane );
 343     }
 344
 345 #ifndef __APPLE__
 346     FreeLibrary( p_sys->qtml );
 347     FreeLibrary( p_sys->qts );
 348     msg_Dbg( p_dec, "FreeLibrary ok." );
 349 #else
 350     ExitMovies();
 351 #endif
 352
 353 #if 0
 354     /* Segfault */
 355 #ifdef LOADER
 356     Restore_LDT_Keeper( p_sys->ldt_fs );
 357     msg_Dbg( p_dec, "Restore_LDT_Keeper" );
 358 #endif
 359 #endif
 360
 361     vlc_mutex_unlock( lock );
 362
 363     free( p_sys );
 364 }
 365
 366 /*****************************************************************************
 367  * OpenAudio:
 368  *****************************************************************************/
 369 static int OpenAudio( decoder_t *p_dec )
 370 {
 371     decoder_sys_t *p_sys;
 372
 373     int             i_error;
 374     char            fcc[4];
 375     unsigned long   WantedBufferSize;
 376     unsigned long   InputBufferSize = 0;
 377     unsigned long   OutputBufferSize = 0;
 378
 379     /* get lock, avoid segfault */
 380     vlc_mutex_t    *lock = var_AcquireMutex( "qt_mutex" );
 381     if( lock == NULL )
 382         return VLC_EGENERIC;
 383
 384     p_sys = calloc( sizeof( decoder_sys_t ), 1 );
 385     p_dec->p_sys = p_sys;
 386     p_dec->pf_decode_audio = DecodeAudio;
 387
 388     memcpy( fcc, &p_dec->fmt_in.i_codec, 4 );
 389
 390 #ifdef __APPLE__
 391     EnterMovies();
 392 #endif
 393
 394     if( QTAudioInit( p_dec ) )
 395     {
 396         msg_Err( p_dec, "cannot initialize QT");
 397         goto exit_error;
 398     }
 399
 400 #ifndef __APPLE__
 401     if( ( i_error = p_sys->InitializeQTML( 6 + 16 ) ) )
 402     {
 403         msg_Dbg( p_dec, "error on InitializeQTML = %d", i_error );
 404         goto exit_error;
 405     }
 406 #endif
 407
 408     /* input format settings */
 409     p_sys->InputFormatInfo.flags       = 0;
 410     p_sys->InputFormatInfo.sampleCount = 0;
 411     p_sys->InputFormatInfo.buffer      = NULL;
 412     p_sys->InputFormatInfo.reserved    = 0;
 413     p_sys->InputFormatInfo.numChannels = p_dec->fmt_in.audio.i_channels;
 414     p_sys->InputFormatInfo.sampleSize  = p_dec->fmt_in.audio.i_bitspersample;
 415     p_sys->InputFormatInfo.sampleRate  = p_dec->fmt_in.audio.i_rate;
 416     p_sys->InputFormatInfo.format      = FCC( fcc[0], fcc[1], fcc[2], fcc[3] );
 417
 418     /* output format settings */
 419     p_sys->OutputFormatInfo.flags       = 0;
 420     p_sys->OutputFormatInfo.sampleCount = 0;
 421     p_sys->OutputFormatInfo.buffer      = NULL;
 422     p_sys->OutputFormatInfo.reserved    = 0;
 423     p_sys->OutputFormatInfo.numChannels = p_dec->fmt_in.audio.i_channels;
 424     p_sys->OutputFormatInfo.sampleSize  = 16;
 425     p_sys->OutputFormatInfo.sampleRate  = p_dec->fmt_in.audio.i_rate;
 426     p_sys->OutputFormatInfo.format      = FCC( 'N', 'O', 'N', 'E' );
 427
 428
 429     i_error = p_sys->SoundConverterOpen( &p_sys->InputFormatInfo,
 430                                          &p_sys->OutputFormatInfo,
 431                                          &p_sys->myConverter );
 432     if( i_error )
 433     {
 434         msg_Err( p_dec, "error on SoundConverterOpen = %d", i_error );
 435         goto exit_error;
 436     }
 437
 438 #if 0
 439     /* tell the sound converter we accept VBR formats */
 440     i_error = SoundConverterSetInfo( p_dec->myConverter, siClientAcceptsVBR,
 441                                      (void *)true );
 442 #endif
 443
 444     if( p_dec->fmt_in.i_extra > 36 + 8 )
 445     {
 446         i_error = p_sys->SoundConverterSetInfo( p_sys->myConverter,
 447                                                 FCC( 'w', 'a', 'v', 'e' ),
 448                                                 ((uint8_t*)p_dec->fmt_in.p_extra) + 36 + 8 );
 449
 450         msg_Dbg( p_dec, "error on SoundConverterSetInfo = %d", i_error );
 451     }
 452
 453     WantedBufferSize = p_sys->OutputFormatInfo.numChannels *
 454                        p_sys->OutputFormatInfo.sampleRate * 2;
 455     p_sys->FramesToGet = 0;
 456
 457     i_error = p_sys->SoundConverterGetBufferSizes( p_sys->myConverter,
 458                                                    WantedBufferSize,
 459                                                    &p_sys->FramesToGet,
 460                                                    &InputBufferSize,
 461                                                    &OutputBufferSize );
 462
 463     msg_Dbg( p_dec, "WantedBufferSize=%li InputBufferSize=%li "
 464              "OutputBufferSize=%li FramesToGet=%li",
 465              WantedBufferSize, InputBufferSize, OutputBufferSize,
 466              p_sys->FramesToGet );
 467
 468     p_sys->InFrameSize  = (InputBufferSize + p_sys->FramesToGet - 1 ) /
 469                             p_sys->FramesToGet;
 470     p_sys->OutFrameSize = OutputBufferSize / p_sys->FramesToGet;
 471
 472     msg_Dbg( p_dec, "frame size %d -> %d",
 473              p_sys->InFrameSize, p_sys->OutFrameSize );
 474
 475     if( (i_error = p_sys->SoundConverterBeginConversion(p_sys->myConverter)) )
 476     {
 477         msg_Err( p_dec,
 478                  "error on SoundConverterBeginConversion = %d", i_error );
 479         goto exit_error;
 480     }
 481
 482
 483     es_format_Init( &p_dec->fmt_out, AUDIO_ES, AOUT_FMT_S16_NE );
 484     p_dec->fmt_out.audio.i_rate = p_sys->OutputFormatInfo.sampleRate;
 485     p_dec->fmt_out.audio.i_channels = p_sys->OutputFormatInfo.numChannels;
 486     p_dec->fmt_out.audio.i_physical_channels =
 487     p_dec->fmt_out.audio.i_original_channels =
 488         pi_channels_maps[p_sys->OutputFormatInfo.numChannels];
 489
 490     aout_DateInit( &p_sys->date, p_dec->fmt_out.audio.i_rate );
 491
 492     p_sys->i_buffer      = 0;
 493     p_sys->i_buffer_size = 100*1000;
 494     p_sys->p_buffer      = malloc( p_sys->i_buffer_size );
 495     if( !p_sys->p_buffer )
 496         goto exit_error;
 497
 498     p_sys->i_out = 0;
 499     p_sys->i_out_frames = 0;
 500
 501     vlc_mutex_unlock( lock );
 502     return VLC_SUCCESS;
 503
 504 exit_error:
 505
 506 #ifdef LOADER
 507     Restore_LDT_Keeper( p_sys->ldt_fs );
 508 #endif
 509     vlc_mutex_unlock( lock );
 510
 511     free( p_sys );
 512     return VLC_EGENERIC;
 513 }
 514
 515 /*****************************************************************************
 516  * DecodeAudio:
 517  *****************************************************************************/
 518 static aout_buffer_t *DecodeAudio( decoder_t *p_dec, block_t **pp_block )
 519 {
 520     decoder_sys_t *p_sys = p_dec->p_sys;
 521
 522     block_t     *p_block;
 523     int         i_error;
 524
 525 #ifdef LOADER
 526     /* We must do open and close in the same thread (unless we do
 527      * Setup_LDT_Keeper in the main thread before all others */
 528     if( p_sys == NULL )
 529     {
 530         if( OpenAudio( p_dec ) )
 531         {
 532             /* Fatal */
 533             p_dec->b_error = true;
 534             return NULL;
 535         }
 536
 537         p_sys = p_dec->p_sys;
 538     }
 539 #endif
 540
 541     if( pp_block == NULL || *pp_block == NULL )
 542     {
 543         return NULL;
 544     }
 545     p_block = *pp_block;
 546
 547     if( p_sys->i_out_frames > 0 && p_sys->i_out >= p_sys->i_out_frames )
 548     {
 549         /* Ask new data */
 550         p_sys->i_out = 0;
 551         p_sys->i_out_frames = 0;
 552
 553         *pp_block = NULL;
 554         return NULL;
 555     }
 556
 557     if( p_sys->i_out_frames <= 0 )
 558     {
 559         p_sys->pts = p_block->i_pts;
 560         if( decoder_GetDisplayDate( p_dec, p_block->i_pts ) < mdate() )
 561         {
 562             block_Release( p_block );
 563             *pp_block = NULL;
 564             return NULL;
 565         }
 566
 567         /* Append data */
 568         if( p_sys->i_buffer_size < p_sys->i_buffer + p_block->i_buffer )
 569         {
 570             p_sys->i_buffer_size = p_sys->i_buffer + p_block->i_buffer + 1024;
 571             p_sys->p_buffer = realloc( p_sys->p_buffer, p_sys->i_buffer_size );
 572         }
 573         memcpy( &p_sys->p_buffer[p_sys->i_buffer], p_block->p_buffer,
 574                 p_block->i_buffer );
 575         p_sys->i_buffer += p_block->i_buffer;
 576
 577         if( p_sys->i_buffer > p_sys->InFrameSize )
 578         {
 579             int i_frames = p_sys->i_buffer / p_sys->InFrameSize;
 580             unsigned long i_out_frames, i_out_bytes;
 581             vlc_mutex_t *lock = var_AcquireMutex( "qt_mutex ");
 582
 583             i_error = p_sys->SoundConverterConvertBuffer( p_sys->myConverter,
 584                                                           p_sys->p_buffer,
 585                                                           i_frames,
 586                                                           p_sys->out_buffer,
 587                                                           &i_out_frames,
 588                                                           &i_out_bytes );
 589             vlc_mutex_unlock( lock );
 590
 591             /*
 592             msg_Dbg( p_dec, "decoded %d frames -> %ld frames (error=%d)",
 593                      i_frames, i_out_frames, i_error );
 594
 595             msg_Dbg( p_dec, "decoded %ld frames = %ld bytes",
 596                      i_out_frames, i_out_bytes );
 597             */
 598
 599             p_sys->i_buffer -= i_frames * p_sys->InFrameSize;
 600             if( p_sys->i_buffer > 0 )
 601             {
 602                 memmove( &p_sys->p_buffer[0],
 603                          &p_sys->p_buffer[i_frames * p_sys->InFrameSize],
 604                          p_sys->i_buffer );
 605             }
 606
 607             if( p_sys->pts != 0 &&
 608                 p_sys->pts != aout_DateGet( &p_sys->date ) )
 609             {
 610                 aout_DateSet( &p_sys->date, p_sys->pts );
 611             }
 612             else if( !aout_DateGet( &p_sys->date ) )
 613             {
 614                 return NULL;
 615             }
 616
 617             if( !i_error && i_out_frames > 0 )
 618             {
 619                 /* we have others samples */
 620                 p_sys->i_out_frames = i_out_frames;
 621                 p_sys->i_out = 0;
 622             }
 623         }
 624     }
 625
 626     if( p_sys->i_out < p_sys->i_out_frames )
 627     {
 628         aout_buffer_t *p_out;
 629         int  i_frames = __MIN( p_sys->i_out_frames - p_sys->i_out, 1000 );
 630
 631         p_out = p_dec->pf_aout_buffer_new( p_dec, i_frames );
 632
 633         if( p_out )
 634         {
 635             p_out->start_date = aout_DateGet( &p_sys->date );
 636             p_out->end_date = aout_DateIncrement( &p_sys->date, i_frames );
 637
 638             memcpy( p_out->p_buffer,
 639                     &p_sys->out_buffer[2 * p_sys->i_out * p_dec->fmt_out.audio.i_channels],
 640                     p_out->i_nb_bytes );
 641
 642             p_sys->i_out += i_frames;
 643         }
 644         return p_out;
 645     }
 646
 647     return NULL;
 648 }
 649
 650 /*****************************************************************************
 651  * OpenVideo:
 652  *****************************************************************************/
 653 static int OpenVideo( decoder_t *p_dec )
 654 {
 655     decoder_sys_t *p_sys = malloc( sizeof( decoder_sys_t ) );
 656     if( !p_sys )
 657         return VLC_ENOMEM;
 658
 659 #ifndef WIN32
 660     vlc_mutex_t                        *lock;
 661     long                                i_result;
 662     ComponentDescription                desc;
 663     Component                           prev;
 664     ComponentResult                     cres;
 665     ImageSubCodecDecompressCapabilities icap;   /* for ImageCodecInitialize() */
 666     CodecInfo                           cinfo;  /* for ImageCodecGetCodecInfo() */
 667     ImageDescription                    *id;
 668
 669     char                fcc[4];
 670     int     i_vide = p_dec->fmt_in.i_extra;
 671     uint8_t *p_vide = p_dec->fmt_in.p_extra;
 672
 673     p_dec->p_sys = p_sys;
 674     p_dec->pf_decode_video = DecodeVideo;
 675     p_sys->i_late = 0;
 676
 677     if( i_vide <= 0 )
 678     {
 679         msg_Err( p_dec, "missing extra info" );
 680         free( p_sys );
 681         return VLC_EGENERIC;
 682     }
 683
 684     memcpy( fcc, &p_dec->fmt_in.i_codec, 4 );
 685     msg_Dbg( p_dec, "quicktime_video %4.4s %dx%d",
 686              fcc, p_dec->fmt_in.video.i_width, p_dec->fmt_in.video.i_height );
 687
 688     /* get lock, avoid segfault */
 689     lock = var_AcquireMutex( "qt_mutex" );
 690
 691 #ifdef __APPLE__
 692     EnterMovies();
 693 #endif
 694
 695     if( QTVideoInit( p_dec ) )
 696     {
 697         msg_Err( p_dec, "cannot initialize QT");
 698         goto exit_error;
 699     }
 700
 701 #ifndef __APPLE__
 702     if( ( i_result = p_sys->InitializeQTML( 6 + 16 ) ) )
 703     {
 704         msg_Dbg( p_dec, "error on InitializeQTML = %d", (int)i_result );
 705         goto exit_error;
 706     }
 707 #endif
 708
 709     /* init ComponentDescription */
 710     memset( &desc, 0, sizeof( ComponentDescription ) );
 711     desc.componentType      = FCC( 'i', 'm', 'd', 'c' );
 712     desc.componentSubType   = FCC( fcc[0], fcc[1], fcc[2], fcc[3] );
 713     desc.componentManufacturer = 0;
 714     desc.componentFlags        = 0;
 715     desc.componentFlagsMask    = 0;
 716
 717     if( !( prev = p_sys->FindNextComponent( NULL, &desc ) ) )
 718     {
 719         msg_Err( p_dec, "cannot find requested component" );
 720         goto exit_error;
 721     }
 722     msg_Dbg( p_dec, "component id=0x%p", prev );
 723
 724     p_sys->ci =  p_sys->OpenComponent( prev );
 725     msg_Dbg( p_dec, "component instance p=0x%p", p_sys->ci );
 726
 727     memset( &icap, 0, sizeof( ImageSubCodecDecompressCapabilities ) );
 728     cres =  p_sys->ImageCodecInitialize( p_sys->ci, &icap );
 729     msg_Dbg( p_dec, "ImageCodecInitialize->0x%X size=%d (%d)\n",
 730              (int)cres, (int)icap.recordSize, (int)icap.decompressRecordSize);
 731
 732     memset( &cinfo, 0, sizeof( CodecInfo ) );
 733     cres =  p_sys->ImageCodecGetCodecInfo( p_sys->ci, &cinfo );
 734     msg_Dbg( p_dec,
 735              "Flags: compr: 0x%x decomp: 0x%x format: 0x%x\n",
 736              (unsigned int)cinfo.compressFlags,
 737              (unsigned int)cinfo.decompressFlags,
 738              (unsigned int)cinfo.formatFlags );
 739     msg_Dbg( p_dec, "quicktime_video: Codec name: %.*s\n",
 740              ((unsigned char*)&cinfo.typeName)[0],
 741              ((unsigned char*)&cinfo.typeName)+1 );
 742
 743     /* make a yuy2 gworld */
 744     p_sys->OutBufferRect.top    = 0;
 745     p_sys->OutBufferRect.left   = 0;
 746     p_sys->OutBufferRect.right  = p_dec->fmt_in.video.i_width;
 747     p_sys->OutBufferRect.bottom = p_dec->fmt_in.video.i_height;
 748
 749
 750     /* codec data FIXME use codec not SVQ3 */
 751     msg_Dbg( p_dec, "vide = %d", i_vide  );
 752     id = malloc( sizeof( ImageDescription ) + ( i_vide - 70 ) );
 753     if( !id )
 754         goto exit_error;
 755     id->idSize          = sizeof( ImageDescription ) + ( i_vide - 70 );
 756     id->cType           = FCC( fcc[0], fcc[1], fcc[2], fcc[3] );
 757     id->version         = GetWBE ( p_vide +  0 );
 758     id->revisionLevel   = GetWBE ( p_vide +  2 );
 759     id->vendor          = GetDWBE( p_vide +  4 );
 760     id->temporalQuality = GetDWBE( p_vide +  8 );
 761     id->spatialQuality  = GetDWBE( p_vide + 12 );
 762     id->width           = GetWBE ( p_vide + 16 );
 763     id->height          = GetWBE ( p_vide + 18 );
 764     id->hRes            = GetDWBE( p_vide + 20 );
 765     id->vRes            = GetDWBE( p_vide + 24 );
 766     id->dataSize        = GetDWBE( p_vide + 28 );
 767     id->frameCount      = GetWBE ( p_vide + 32 );
 768     memcpy( &id->name, p_vide + 34, 32 );
 769     id->depth           = GetWBE ( p_vide + 66 );
 770     id->clutID          = GetWBE ( p_vide + 68 );
 771     if( i_vide > 70 )
 772     {
 773         memcpy( ((char*)&id->clutID) + 2, p_vide + 70, i_vide - 70 );
 774     }
 775
 776     msg_Dbg( p_dec, "idSize=%d ver=%d rev=%d vendor=%d tempQ=%d "
 777              "spaQ=%d w=%d h=%d dpi=%d%d dataSize=%d depth=%d frameCount=%d clutID=%d",
 778              (int)id->idSize, id->version, id->revisionLevel, (int)id->vendor,
 779              (int)id->temporalQuality, (int)id->spatialQuality,
 780              (int)id->width, (int)id->height,
 781              (int)id->hRes, (int)id->vRes,
 782              (int)id->dataSize,
 783              id->depth,
 784              id->frameCount,
 785              id->clutID );
 786
 787     p_sys->framedescHandle = (ImageDescriptionHandle) NewHandleClear( id->idSize );
 788     memcpy( *p_sys->framedescHandle, id, id->idSize );
 789
 790     p_sys->plane = malloc( p_dec->fmt_in.video.i_width * p_dec->fmt_in.video.i_height * 3 );
 791     if( !p_sys->plane )
 792         goto exit_error;
 793
 794     i_result = p_sys->QTNewGWorldFromPtr( &p_sys->OutBufferGWorld,
 795                                           /*pixel format of new GWorld==YUY2 */
 796                                           kYUVSPixelFormat,
 797                                           /* we should benchmark if yvu9 is
 798                                            * faster for svq3, too */
 799                                           &p_sys->OutBufferRect,
 800                                           0, 0, 0,
 801                                           p_sys->plane,
 802                                           p_dec->fmt_in.video.i_width * 2 );
 803
 804     msg_Dbg( p_dec, "NewGWorldFromPtr returned:%ld\n",
 805              65536 - ( i_result&0xffff ) );
 806
 807     memset( &p_sys->decpar, 0, sizeof( CodecDecompressParams ) );
 808     p_sys->decpar.imageDescription = p_sys->framedescHandle;
 809     p_sys->decpar.startLine        = 0;
 810     p_sys->decpar.stopLine         = ( **p_sys->framedescHandle ).height;
 811     p_sys->decpar.frameNumber      = 1;
 812     p_sys->decpar.matrixFlags      = 0;
 813     p_sys->decpar.matrixType       = 0;
 814     p_sys->decpar.matrix           = 0;
 815     p_sys->decpar.capabilities     = &p_sys->codeccap;
 816     p_sys->decpar.accuracy         = codecNormalQuality;
 817     p_sys->decpar.srcRect          = p_sys->OutBufferRect;
 818     p_sys->decpar.transferMode     = srcCopy;
 819     p_sys->decpar.dstPixMap        = **p_sys->GetGWorldPixMap( p_sys->OutBufferGWorld );/*destPixmap;  */
 820
 821     cres =  p_sys->ImageCodecPreDecompress( p_sys->ci, &p_sys->decpar );
 822     msg_Dbg( p_dec, "quicktime_video: ImageCodecPreDecompress cres=0x%X\n",
 823              (int)cres );
 824
 825     es_format_Init( &p_dec->fmt_out, VIDEO_ES, VLC_FOURCC( 'Y', 'U', 'Y', '2' ));
 826     p_dec->fmt_out.video.i_width = p_dec->fmt_in.video.i_width;
 827     p_dec->fmt_out.video.i_height= p_dec->fmt_in.video.i_height;
 828     p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR * p_dec->fmt_in.video.i_width / p_dec->fmt_in.video.i_height;
 829
 830     vlc_mutex_unlock( lock );
 831     return VLC_SUCCESS;
 832
 833 exit_error:
 834 #ifdef LOADER
 835     Restore_LDT_Keeper( p_sys->ldt_fs );
 836 #endif
 837     vlc_mutex_unlock( lock );
 838
 839 #endif /* !WIN32 */
 840
 841     return VLC_EGENERIC;
 842 }
 843
 844 #ifndef WIN32
 845 /*****************************************************************************
 846  * DecodeVideo:
 847  *****************************************************************************/
 848 static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
 849 {
 850     decoder_sys_t *p_sys = p_dec->p_sys;
 851     vlc_mutex_t   *lock;
 852     block_t       *p_block;
 853     picture_t     *p_pic;
 854     mtime_t       i_pts;
 855
 856     ComponentResult cres;
 857
 858 #ifdef LOADER
 859     /* We must do open and close in the same thread (unless we do
 860      * Setup_LDT_Keeper in the main thread before all others */
 861     if( p_sys == NULL )
 862     {
 863         if( OpenVideo( p_dec ) )
 864         {
 865             /* Fatal */
 866             p_dec->b_error = true;
 867             return NULL;
 868         }
 869         p_sys = p_dec->p_sys;
 870     }
 871 #endif
 872
 873     if( pp_block == NULL || *pp_block == NULL )
 874     {
 875         return NULL;
 876     }
 877     p_block = *pp_block;
 878     *pp_block = NULL;
 879
 880     i_pts = p_block->i_pts ? p_block->i_pts : p_block->i_dts;
 881
 882     if( decoder_GetDisplayDate( p_dec, i_pts ) < mdate() )
 883     {
 884         p_sys->i_late++;
 885     }
 886     else
 887     {
 888         p_sys->i_late = 0;
 889     }
 890     msg_Dbg( p_dec, "bufsize: %d", p_block->i_buffer);
 891
 892     if( p_sys->i_late > 10 )
 893     {
 894         msg_Dbg( p_dec, "too late buffer -> dropped" );
 895         block_Release( p_block );
 896         return NULL;
 897     }
 898
 899     lock = var_AcquireMutex( "qt_mutex" );
 900
 901     if( ( p_pic = p_dec->pf_vout_buffer_new( p_dec ) ) )
 902     {
 903         p_sys->decpar.data                  = (Ptr)p_block->p_buffer;
 904         p_sys->decpar.bufferSize            = p_block->i_buffer;
 905         (**p_sys->framedescHandle).dataSize = p_block->i_buffer;
 906
 907         cres = p_sys->ImageCodecBandDecompress( p_sys->ci, &p_sys->decpar );
 908
 909         ++p_sys->decpar.frameNumber;
 910
 911         if( cres &0xFFFF )
 912         {
 913             msg_Dbg( p_dec, "quicktime_video: ImageCodecBandDecompress"
 914                      " cres=0x%X (-0x%X) %d :(\n",
 915                      (int)cres,(int)-cres, (int)cres );
 916         }
 917
 918         memcpy( p_pic->p[0].p_pixels, p_sys->plane,
 919                 p_dec->fmt_in.video.i_width * p_dec->fmt_in.video.i_height * 2 );
 920         p_pic->date = i_pts;
 921     }
 922
 923     vlc_mutex_unlock( lock );
 924
 925     block_Release( p_block );
 926     return p_pic;
 927 }
 928 #endif /* !WIN32 */
 929
 930 /*****************************************************************************
 931  * QTAudioInit:
 932  *****************************************************************************/
 933 static int QTAudioInit( decoder_t *p_dec )
 934 {
 935     decoder_sys_t *p_sys = p_dec->p_sys;
 936
 937 #ifdef __APPLE__
 938     p_sys->SoundConverterOpen       = (void*)SoundConverterOpen;
 939     p_sys->SoundConverterClose      = (void*)SoundConverterClose;
 940     p_sys->SoundConverterSetInfo    = (void*)SoundConverterSetInfo;
 941     p_sys->SoundConverterGetBufferSizes = (void*)SoundConverterGetBufferSizes;
 942     p_sys->SoundConverterConvertBuffer  = (void*)SoundConverterConvertBuffer;
 943     p_sys->SoundConverterBeginConversion= (void*)SoundConverterBeginConversion;
 944     p_sys->SoundConverterEndConversion  = (void*)SoundConverterEndConversion;
 945 #else
 946
 947 #ifdef LOADER
 948     p_sys->ldt_fs = Setup_LDT_Keeper();
 949 #endif /* LOADER */
 950
 951     p_sys->qts = LoadLibraryA( "QuickTime.qts" );
 952     if( p_sys->qts == NULL )
 953     {
 954         msg_Dbg( p_dec, "failed loading QuickTime.qts" );
 955         return VLC_EGENERIC;
 956     }
 957     p_sys->qtml = LoadLibraryA( "qtmlClient.dll" );
 958     if( p_sys->qtml == NULL )
 959     {
 960         msg_Dbg( p_dec, "failed loading qtmlClient.dll" );
 961         return VLC_EGENERIC;
 962     }
 963
 964     p_sys->InitializeQTML               = (void *)GetProcAddress( p_sys->qtml, "InitializeQTML" );
 965     p_sys->TerminateQTML                = (void *)GetProcAddress( p_sys->qtml, "TerminateQTML" );
 966     p_sys->SoundConverterOpen           = (void *)GetProcAddress( p_sys->qtml, "SoundConverterOpen" );
 967     p_sys->SoundConverterClose          = (void *)GetProcAddress( p_sys->qtml, "SoundConverterClose" );
 968     p_sys->SoundConverterSetInfo        = (void *)GetProcAddress( p_sys->qtml, "SoundConverterSetInfo" );
 969     p_sys->SoundConverterGetBufferSizes = (void *)GetProcAddress( p_sys->qtml, "SoundConverterGetBufferSizes" );
 970     p_sys->SoundConverterConvertBuffer  = (void *)GetProcAddress( p_sys->qtml, "SoundConverterConvertBuffer" );
 971     p_sys->SoundConverterEndConversion  = (void *)GetProcAddress( p_sys->qtml, "SoundConverterEndConversion" );
 972     p_sys->SoundConverterBeginConversion= (void *)GetProcAddress( p_sys->qtml, "SoundConverterBeginConversion");
 973
 974     if( p_sys->InitializeQTML == NULL )
 975     {
 976         msg_Err( p_dec, "failed getting proc address InitializeQTML" );
 977         return VLC_EGENERIC;
 978     }
 979     if( p_sys->SoundConverterOpen == NULL ||
 980         p_sys->SoundConverterClose == NULL ||
 981         p_sys->SoundConverterSetInfo == NULL ||
 982         p_sys->SoundConverterGetBufferSizes == NULL ||
 983         p_sys->SoundConverterConvertBuffer == NULL ||
 984         p_sys->SoundConverterEndConversion == NULL ||
 985         p_sys->SoundConverterBeginConversion == NULL )
 986     {
 987         msg_Err( p_dec, "failed getting proc address" );
 988         return VLC_EGENERIC;
 989     }
 990
 991     msg_Dbg( p_dec, "standard init done" );
 992 #endif /* else __APPLE__ */
 993
 994     return VLC_SUCCESS;
 995 }
 996
 997 #ifndef WIN32
 998 /*****************************************************************************
 999  * QTVideoInit:
1000  *****************************************************************************/
1001 static int QTVideoInit( decoder_t *p_dec )
1002 {
1003     decoder_sys_t *p_sys = p_dec->p_sys;
1004
1005 #ifdef __APPLE__
1006     p_sys->FindNextComponent        = (void*)FindNextComponent;
1007     p_sys->OpenComponent            = (void*)OpenComponent;
1008     p_sys->ImageCodecInitialize     = (void*)ImageCodecInitialize;
1009     p_sys->ImageCodecGetCodecInfo   = (void*)ImageCodecGetCodecInfo;
1010     p_sys->ImageCodecPreDecompress  = (void*)ImageCodecPreDecompress;
1011     p_sys->ImageCodecBandDecompress = (void*)ImageCodecBandDecompress;
1012     p_sys->GetGWorldPixMap          = (void*)GetGWorldPixMap;
1013     p_sys->QTNewGWorldFromPtr       = (void*)QTNewGWorldFromPtr;
1014     p_sys->NewHandleClear           = (void*)NewHandleClear;
1015 #else
1016
1017 #ifdef LOADER
1018     p_sys->ldt_fs = Setup_LDT_Keeper();
1019 #endif /* LOADER */
1020     p_sys->qts = LoadLibraryA( "QuickTime.qts" );
1021     if( p_sys->qts == NULL )
1022     {
1023         msg_Dbg( p_dec, "failed loading QuickTime.qts" );
1024         return VLC_EGENERIC;
1025     }
1026     msg_Dbg( p_dec, "QuickTime.qts loaded" );
1027     p_sys->qtml = LoadLibraryA( "qtmlClient.dll" );
1028     if( p_sys->qtml == NULL )
1029     {
1030         msg_Dbg( p_dec, "failed loading qtmlClient.dll" );
1031         return VLC_EGENERIC;
1032     }
1033     msg_Dbg( p_dec, "qtmlClient.dll loaded" );
1034
1035     /* (void*) to shut up gcc */
1036     p_sys->InitializeQTML           = (void*)GetProcAddress( p_sys->qtml, "InitializeQTML" );
1037     p_sys->FindNextComponent        = (void*)GetProcAddress( p_sys->qtml, "FindNextComponent" );
1038     p_sys->OpenComponent            = (void*)GetProcAddress( p_sys->qtml, "OpenComponent" );
1039     p_sys->ImageCodecInitialize     = (void*)GetProcAddress( p_sys->qtml, "ImageCodecInitialize" );
1040     p_sys->ImageCodecGetCodecInfo   = (void*)GetProcAddress( p_sys->qtml, "ImageCodecGetCodecInfo" );
1041     p_sys->ImageCodecPreDecompress  = (void*)GetProcAddress( p_sys->qtml, "ImageCodecPreDecompress" );
1042     p_sys->ImageCodecBandDecompress = (void*)GetProcAddress( p_sys->qtml, "ImageCodecBandDecompress" );
1043     p_sys->GetGWorldPixMap          = (void*)GetProcAddress( p_sys->qtml, "GetGWorldPixMap" );
1044     p_sys->QTNewGWorldFromPtr       = (void*)GetProcAddress( p_sys->qtml, "QTNewGWorldFromPtr" );
1045     p_sys->NewHandleClear           = (void*)GetProcAddress( p_sys->qtml, "NewHandleClear" );
1046
1047     if( p_sys->InitializeQTML == NULL )
1048     {
1049         msg_Dbg( p_dec, "failed getting proc address InitializeQTML" );
1050         return VLC_EGENERIC;
1051     }
1052     if( p_sys->FindNextComponent == NULL ||
1053         p_sys->OpenComponent == NULL ||
1054         p_sys->ImageCodecInitialize == NULL ||
1055         p_sys->ImageCodecGetCodecInfo == NULL ||
1056         p_sys->ImageCodecPreDecompress == NULL ||
1057         p_sys->ImageCodecBandDecompress == NULL ||
1058         p_sys->GetGWorldPixMap == NULL ||
1059         p_sys->QTNewGWorldFromPtr == NULL ||
1060         p_sys->NewHandleClear == NULL )
1061     {
1062         msg_Err( p_dec, "failed getting proc address" );
1063         return VLC_EGENERIC;
1064     }
1065 #endif /* __APPLE__ */
1066
1067     return VLC_SUCCESS;
1068 }
1069 #endif /* !WIN32 */