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

   1 /*****************************************************************************
   2  * omxil.c: Video decoder module making use of OpenMAX IL components.
   3  *****************************************************************************
   4  * Copyright (C) 2010 VLC authors and VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Gildas Bazin <gbazin@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU Lesser General Public License as published by
  11  * the Free Software Foundation; either version 2.1 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public License
  20  * along with this program; if not, write to the Free Software Foundation,
  21  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #ifdef HAVE_CONFIG_H
  28 # include "config.h"
  29 #endif
  30
  31 #include <limits.h>
  32
  33 #include <vlc_common.h>
  34 #include <vlc_plugin.h>
  35 #include <vlc_codec.h>
  36 #include <vlc_block_helper.h>
  37 #include <vlc_cpu.h>
  38 #include "../h264_nal.h"
  39
  40 #include "omxil.h"
  41 #include "omxil_core.h"
  42
  43 #ifndef NDEBUG
  44 # define OMXIL_EXTRA_DEBUG
  45 #endif
  46
  47 #define SENTINEL_FLAG 0x10000
  48
  49 /*****************************************************************************
  50  * Local prototypes
  51  *****************************************************************************/
  52 static int  OpenDecoder( vlc_object_t * );
  53 static int  OpenEncoder( vlc_object_t * );
  54 static int  OpenGeneric( vlc_object_t *, bool b_encode );
  55 static void CloseGeneric( vlc_object_t * );
  56
  57 static picture_t *DecodeVideo( decoder_t *, block_t ** );
  58 static block_t *DecodeAudio ( decoder_t *, block_t ** );
  59 static block_t *EncodeVideo( encoder_t *, picture_t * );
  60
  61 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE, OMX_PTR, OMX_EVENTTYPE,
  62                                       OMX_U32, OMX_U32, OMX_PTR );
  63 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE, OMX_PTR,
  64                                          OMX_BUFFERHEADERTYPE * );
  65 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE, OMX_PTR,
  66                                         OMX_BUFFERHEADERTYPE * );
  67
  68 /*****************************************************************************
  69  * Module descriptor
  70  *****************************************************************************/
  71 vlc_module_begin ()
  72     set_description( N_("Audio/Video decoder (using OpenMAX IL)") )
  73     set_category( CAT_INPUT )
  74     set_subcategory( SUBCAT_INPUT_VCODEC )
  75     set_section( N_("Decoding") , NULL )
  76 #if defined(USE_IOMX)
  77     /* For IOMX, don't enable it automatically via priorities,
  78      * enable it only via the --codec iomx command line parameter when
  79      * wanted. */
  80     set_capability( "decoder", 0 )
  81 #else
  82     set_capability( "decoder", 80 )
  83 #endif
  84     set_callbacks( OpenDecoder, CloseGeneric )
  85
  86     add_submodule ()
  87     set_section( N_("Encoding") , NULL )
  88     set_description( N_("Video encoder (using OpenMAX IL)") )
  89     set_capability( "encoder", 0 )
  90     set_callbacks( OpenEncoder, CloseGeneric )
  91 vlc_module_end ()
  92
  93 /*****************************************************************************
  94  * ImplementationSpecificWorkarounds: place-holder for implementation
  95  * specific workarounds
  96  *****************************************************************************/
  97 static OMX_ERRORTYPE ImplementationSpecificWorkarounds(decoder_t *p_dec,
  98     OmxPort *p_port, es_format_t *p_fmt)
  99 {
 100     decoder_sys_t *p_sys = p_dec->p_sys;
 101     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 102     int i_profile = 0xFFFF, i_level = 0xFFFF;
 103
 104     /* Try to find out the profile of the video */
 105     while(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 106           p_fmt->i_codec == VLC_CODEC_H264)
 107     {
 108         uint8_t *p = (uint8_t*)p_dec->fmt_in.p_extra;
 109         if(!p || !p_dec->fmt_in.p_extra) break;
 110
 111         /* Check the profile / level */
 112         if(p_dec->fmt_in.i_original_fourcc == VLC_FOURCC('a','v','c','1') &&
 113            p[0] == 1)
 114         {
 115             if(p_dec->fmt_in.i_extra < 12) break;
 116             p_sys->i_nal_size_length = 1 + (p[4]&0x03);
 117             if( !(p[5]&0x1f) ) break;
 118             p += 8;
 119         }
 120         else
 121         {
 122             if(p_dec->fmt_in.i_extra < 8) break;
 123             if(!p[0] && !p[1] && !p[2] && p[3] == 1) p += 4;
 124             else if(!p[0] && !p[1] && p[2] == 1) p += 3;
 125             else break;
 126         }
 127
 128         if( ((*p++)&0x1f) != 7) break;
 129
 130         /* Get profile/level out of first SPS */
 131         i_profile = p[0];
 132         i_level = p[2];
 133         break;
 134     }
 135
 136     if(!strcmp(p_sys->psz_component, "OMX.TI.Video.Decoder"))
 137     {
 138         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 139            p_fmt->i_codec == VLC_CODEC_H264 &&
 140            (i_profile != 66 || i_level > 30))
 141         {
 142             msg_Dbg(p_dec, "h264 profile/level not supported (0x%x, 0x%x)",
 143                     i_profile, i_level);
 144             return OMX_ErrorNotImplemented;
 145         }
 146
 147         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirOutput &&
 148            p_fmt->i_codec == VLC_CODEC_I420)
 149         {
 150             /* I420 xvideo is slow on OMAP */
 151             def->format.video.eColorFormat = OMX_COLOR_FormatCbYCrY;
 152             GetVlcChromaFormat( def->format.video.eColorFormat,
 153                                 &p_fmt->i_codec, 0 );
 154             GetVlcChromaSizes( p_fmt->i_codec,
 155                                def->format.video.nFrameWidth,
 156                                def->format.video.nFrameHeight,
 157                                &p_port->i_frame_size, &p_port->i_frame_stride,
 158                                &p_port->i_frame_stride_chroma_div );
 159             def->format.video.nStride = p_port->i_frame_stride;
 160             def->nBufferSize = p_port->i_frame_size;
 161         }
 162     }
 163     else if(!strcmp(p_sys->psz_component, "OMX.st.video_encoder"))
 164     {
 165         if(p_fmt->i_cat == VIDEO_ES)
 166         {
 167             /* Bellagio's encoder doesn't encode the framerate in Q16 */
 168             def->format.video.xFramerate >>= 16;
 169         }
 170     }
 171 #if 0 /* FIXME: doesn't apply for HP Touchpad */
 172     else if (!strncmp(p_sys->psz_component, "OMX.qcom.video.decoder.",
 173                       strlen("OMX.qcom.video.decoder")))
 174     {
 175         /* qdsp6 refuses buffer size larger than 450K on input port */
 176         if (def->nBufferSize > 450 * 1024)
 177         {
 178             def->nBufferSize = 450 * 1024;
 179             p_port->i_frame_size = def->nBufferSize;
 180         }
 181     }
 182 #endif
 183
 184     return OMX_ErrorNone;
 185 }
 186
 187 /*****************************************************************************
 188  * SetPortDefinition: set definition of the omx port based on the vlc format
 189  *****************************************************************************/
 190 static OMX_ERRORTYPE SetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 191                                        es_format_t *p_fmt)
 192 {
 193     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 194     OMX_ERRORTYPE omx_error;
 195
 196     omx_error = OMX_GetParameter(p_port->omx_handle,
 197                                  OMX_IndexParamPortDefinition, def);
 198     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 199                 omx_error, ErrorToString(omx_error));
 200
 201     switch(p_fmt->i_cat)
 202     {
 203     case VIDEO_ES:
 204         def->format.video.nFrameWidth = p_fmt->video.i_width;
 205         def->format.video.nFrameHeight = p_fmt->video.i_height;
 206         if(def->format.video.eCompressionFormat == OMX_VIDEO_CodingUnused)
 207             def->format.video.nStride = def->format.video.nFrameWidth;
 208         if( p_fmt->video.i_frame_rate > 0 &&
 209             p_fmt->video.i_frame_rate_base > 0 )
 210             def->format.video.xFramerate = (p_fmt->video.i_frame_rate << 16) /
 211                 p_fmt->video.i_frame_rate_base;
 212
 213         if(def->eDir == OMX_DirInput || p_dec->p_sys->b_enc)
 214         {
 215             if (def->eDir == OMX_DirInput && p_dec->p_sys->b_enc)
 216                 def->nBufferSize = def->format.video.nFrameWidth *
 217                   def->format.video.nFrameHeight * 2;
 218             p_port->i_frame_size = def->nBufferSize;
 219
 220             if(!GetOmxVideoFormat(p_fmt->i_codec,
 221                                   &def->format.video.eCompressionFormat, 0) )
 222             {
 223                 if(!GetOmxChromaFormat(p_fmt->i_codec,
 224                                        &def->format.video.eColorFormat, 0) )
 225                 {
 226                     omx_error = OMX_ErrorNotImplemented;
 227                     CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 228                                 (char *)&p_fmt->i_codec );
 229                 }
 230                 GetVlcChromaSizes( p_fmt->i_codec,
 231                                    def->format.video.nFrameWidth,
 232                                    def->format.video.nFrameHeight,
 233                                    &p_port->i_frame_size, &p_port->i_frame_stride,
 234                                    &p_port->i_frame_stride_chroma_div );
 235                 def->format.video.nStride = p_port->i_frame_stride;
 236                 def->nBufferSize = p_port->i_frame_size;
 237             }
 238         }
 239         else
 240         {
 241             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 242                                      &p_fmt->i_codec, 0 ) )
 243             {
 244                 omx_error = OMX_ErrorNotImplemented;
 245                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 246                             (int)def->format.video.eColorFormat );
 247             }
 248             GetVlcChromaSizes( p_fmt->i_codec,
 249                                def->format.video.nFrameWidth,
 250                                def->format.video.nFrameHeight,
 251                                &p_port->i_frame_size, &p_port->i_frame_stride,
 252                                &p_port->i_frame_stride_chroma_div );
 253             def->format.video.nStride = p_port->i_frame_stride;
 254             if (p_port->i_frame_size > def->nBufferSize)
 255                 def->nBufferSize = p_port->i_frame_size;
 256         }
 257         break;
 258
 259     case AUDIO_ES:
 260         p_port->i_frame_size = def->nBufferSize;
 261         if(def->eDir == OMX_DirInput)
 262         {
 263             if(!GetOmxAudioFormat(p_fmt->i_codec,
 264                                   &def->format.audio.eEncoding, 0) )
 265             {
 266                 omx_error = OMX_ErrorNotImplemented;
 267                 CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 268                             (char *)&p_fmt->i_codec );
 269             }
 270         }
 271         else
 272         {
 273             if( !OmxToVlcAudioFormat(def->format.audio.eEncoding,
 274                                    &p_fmt->i_codec, 0 ) )
 275             {
 276                 omx_error = OMX_ErrorNotImplemented;
 277                 CHECK_ERROR(omx_error, "OMX audio encoding %i not supported",
 278                             (int)def->format.audio.eEncoding );
 279             }
 280         }
 281         break;
 282
 283     default: return OMX_ErrorNotImplemented;
 284     }
 285
 286     omx_error = ImplementationSpecificWorkarounds(p_dec, p_port, p_fmt);
 287     CHECK_ERROR(omx_error, "ImplementationSpecificWorkarounds failed (%x : %s)",
 288                 omx_error, ErrorToString(omx_error));
 289
 290     omx_error = OMX_SetParameter(p_port->omx_handle,
 291                                  OMX_IndexParamPortDefinition, def);
 292     CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
 293                 omx_error, ErrorToString(omx_error));
 294
 295     omx_error = OMX_GetParameter(p_port->omx_handle,
 296                                  OMX_IndexParamPortDefinition, def);
 297     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 298                 omx_error, ErrorToString(omx_error));
 299
 300     if(p_port->i_frame_size > def->nBufferSize)
 301         def->nBufferSize = p_port->i_frame_size;
 302     p_port->i_frame_size = def->nBufferSize;
 303
 304     /* Deal with audio params */
 305     if(p_fmt->i_cat == AUDIO_ES)
 306     {
 307         omx_error = SetAudioParameters(p_port->omx_handle,
 308                                        &p_port->format_param, def->nPortIndex,
 309                                        def->format.audio.eEncoding,
 310                                        p_fmt->i_codec,
 311                                        p_fmt->audio.i_channels,
 312                                        p_fmt->audio.i_rate,
 313                                        p_fmt->i_bitrate,
 314                                        p_fmt->audio.i_bitspersample,
 315                                        p_fmt->audio.i_blockalign);
 316         if (def->eDir == OMX_DirInput) {
 317             CHECK_ERROR(omx_error, "SetAudioParameters failed (%x : %s)",
 318                         omx_error, ErrorToString(omx_error));
 319         } else if (omx_error != OMX_ErrorNone) {
 320             msg_Warn(p_dec, "SetAudioParameters failed (%x : %s) on output port",
 321                      omx_error, ErrorToString(omx_error));
 322             omx_error = OMX_ErrorNone;
 323         }
 324     }
 325     if (!strcmp(p_dec->p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER") &&
 326                 def->eDir == OMX_DirOutput)
 327     {
 328         /* When setting the output buffer size above, the decoder actually
 329          * sets the buffer size to a lower value than what was chosen. If
 330          * we try to allocate buffers of this size, it fails. Thus, forcibly
 331          * use a larger buffer size. */
 332         def->nBufferSize *= 2;
 333     }
 334
 335  error:
 336     return omx_error;
 337 }
 338
 339 /*****************************************************************************
 340  * GetPortDefinition: set vlc format based on the definition of the omx port
 341  *****************************************************************************/
 342 static OMX_ERRORTYPE GetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 343                                        es_format_t *p_fmt)
 344 {
 345     decoder_sys_t *p_sys = p_dec->p_sys;
 346     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 347     OMX_ERRORTYPE omx_error;
 348     OMX_CONFIG_RECTTYPE crop_rect;
 349
 350     omx_error = OMX_GetParameter(p_port->omx_handle,
 351                                  OMX_IndexParamPortDefinition, def);
 352     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 353                 omx_error, ErrorToString(omx_error));
 354
 355     switch(p_fmt->i_cat)
 356     {
 357     case VIDEO_ES:
 358         p_fmt->video.i_width = def->format.video.nFrameWidth;
 359         p_fmt->video.i_visible_width = def->format.video.nFrameWidth;
 360         p_fmt->video.i_height = def->format.video.nFrameHeight;
 361         p_fmt->video.i_visible_height = def->format.video.nFrameHeight;
 362         p_fmt->video.i_frame_rate = p_dec->fmt_in.video.i_frame_rate;
 363         p_fmt->video.i_frame_rate_base = p_dec->fmt_in.video.i_frame_rate_base;
 364
 365         OMX_INIT_STRUCTURE(crop_rect);
 366         crop_rect.nPortIndex = def->nPortIndex;
 367         omx_error = OMX_GetConfig(p_port->omx_handle, OMX_IndexConfigCommonOutputCrop, &crop_rect);
 368         if (omx_error == OMX_ErrorNone)
 369         {
 370             if (!def->format.video.nSliceHeight)
 371                 def->format.video.nSliceHeight = def->format.video.nFrameHeight;
 372             if (!def->format.video.nStride)
 373                 def->format.video.nStride = def->format.video.nFrameWidth;
 374             p_fmt->video.i_width = crop_rect.nWidth;
 375             p_fmt->video.i_visible_width = crop_rect.nWidth;
 376             p_fmt->video.i_height = crop_rect.nHeight;
 377             p_fmt->video.i_visible_height = crop_rect.nHeight;
 378             if (def->format.video.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar)
 379                 def->format.video.nSliceHeight -= crop_rect.nTop/2;
 380         }
 381         else
 382         {
 383             /* Don't pass the error back to the caller, this isn't mandatory */
 384             omx_error = OMX_ErrorNone;
 385         }
 386
 387         /* Hack: Nexus One (stock firmware with binary OMX driver blob)
 388          * claims to output 420Planar even though it in in practice is
 389          * NV21. */
 390         if(def->format.video.eColorFormat == OMX_COLOR_FormatYUV420Planar &&
 391            !strncmp(p_sys->psz_component, "OMX.qcom.video.decoder",
 392                     strlen("OMX.qcom.video.decoder")))
 393             def->format.video.eColorFormat = OMX_QCOM_COLOR_FormatYVU420SemiPlanar;
 394
 395         if (IgnoreOmxDecoderPadding(p_sys->psz_component)) {
 396             def->format.video.nSliceHeight = 0;
 397             def->format.video.nStride = p_fmt->video.i_width;
 398         }
 399
 400         if(!GetVlcVideoFormat( def->format.video.eCompressionFormat,
 401                                &p_fmt->i_codec, 0 ) )
 402         {
 403             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 404                                      &p_fmt->i_codec, 0 ) )
 405             {
 406                 omx_error = OMX_ErrorNotImplemented;
 407                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 408                             (int)def->format.video.eColorFormat );
 409             }
 410             GetVlcChromaSizes( p_fmt->i_codec,
 411                                def->format.video.nFrameWidth,
 412                                def->format.video.nFrameHeight,
 413                                &p_port->i_frame_size, &p_port->i_frame_stride,
 414                                &p_port->i_frame_stride_chroma_div );
 415         }
 416         if(p_port->i_frame_size > def->nBufferSize)
 417             def->nBufferSize = p_port->i_frame_size;
 418         p_port->i_frame_size = def->nBufferSize;
 419 #if 0
 420         if((int)p_port->i_frame_stride > def->format.video.nStride)
 421             def->format.video.nStride = p_port->i_frame_stride;
 422 #endif
 423         p_port->i_frame_stride = def->format.video.nStride;
 424         break;
 425
 426     case AUDIO_ES:
 427         if( !OmxToVlcAudioFormat( def->format.audio.eEncoding,
 428                                 &p_fmt->i_codec, 0 ) )
 429         {
 430             omx_error = OMX_ErrorNotImplemented;
 431             CHECK_ERROR(omx_error, "OMX audio format %i not supported",
 432                         (int)def->format.audio.eEncoding );
 433         }
 434
 435         omx_error = GetAudioParameters(p_port->omx_handle,
 436                                        &p_port->format_param, def->nPortIndex,
 437                                        def->format.audio.eEncoding,
 438                                        &p_fmt->audio.i_channels,
 439                                        &p_fmt->audio.i_rate,
 440                                        &p_fmt->i_bitrate,
 441                                        &p_fmt->audio.i_bitspersample,
 442                                        &p_fmt->audio.i_blockalign);
 443         CHECK_ERROR(omx_error, "GetAudioParameters failed (%x : %s)",
 444                     omx_error, ErrorToString(omx_error));
 445
 446         if(p_fmt->audio.i_channels < 9)
 447         {
 448             static const int pi_channels_maps[9] =
 449             {
 450                 0, AOUT_CHAN_CENTER, AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 451                 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 452                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
 453                 | AOUT_CHAN_REARRIGHT,
 454                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 455                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
 456                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 457                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE,
 458                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 459                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT
 460                 | AOUT_CHAN_MIDDLERIGHT,
 461                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER | AOUT_CHAN_REARLEFT
 462                 | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT | AOUT_CHAN_MIDDLERIGHT
 463                 | AOUT_CHAN_LFE
 464             };
 465             p_fmt->audio.i_physical_channels =
 466                 p_fmt->audio.i_original_channels =
 467                     pi_channels_maps[p_fmt->audio.i_channels];
 468         }
 469
 470         date_Init( &p_dec->p_sys->end_date, p_fmt->audio.i_rate, 1 );
 471
 472         break;
 473
 474     default: return OMX_ErrorNotImplemented;
 475     }
 476
 477  error:
 478     return omx_error;
 479 }
 480
 481 /*****************************************************************************
 482  * DeinitialiseComponent: Deinitialise and unload an OMX component
 483  *****************************************************************************/
 484 static OMX_ERRORTYPE DeinitialiseComponent(decoder_t *p_dec,
 485                                            OMX_HANDLETYPE omx_handle)
 486 {
 487     decoder_sys_t *p_sys = p_dec->p_sys;
 488     OMX_ERRORTYPE omx_error;
 489     OMX_STATETYPE state;
 490     unsigned int i, j;
 491
 492     if(!omx_handle) return OMX_ErrorNone;
 493
 494     omx_error = OMX_GetState(omx_handle, &state);
 495     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 496
 497     if(state == OMX_StateExecuting)
 498     {
 499         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 500                                      OMX_StateIdle, 0 );
 501         CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
 502         while (1) {
 503             OMX_U32 cmd, state;
 504             omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, &cmd, &state, 0);
 505             CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
 506             // The event queue can contain other OMX_EventCmdComplete items,
 507             // such as for OMX_CommandFlush
 508             if (cmd == OMX_CommandStateSet && state == OMX_StateIdle)
 509                 break;
 510         }
 511     }
 512
 513     omx_error = OMX_GetState(omx_handle, &state);
 514     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 515
 516     if(state == OMX_StateIdle)
 517     {
 518         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 519                                      OMX_StateLoaded, 0 );
 520         CHECK_ERROR(omx_error, "OMX_CommandStateSet Loaded failed (%x)", omx_error );
 521
 522         for(i = 0; i < p_sys->ports; i++)
 523         {
 524             OmxPort *p_port = &p_sys->p_ports[i];
 525             OMX_BUFFERHEADERTYPE *p_buffer;
 526
 527             for(j = 0; j < p_port->i_buffers; j++)
 528             {
 529                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 530                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 531                     free(p_buffer);
 532                     j--;
 533                     continue;
 534                 }
 535                 omx_error = OMX_FreeBuffer( omx_handle,
 536                                             p_port->i_port_index, p_buffer );
 537
 538                 if(omx_error != OMX_ErrorNone) break;
 539             }
 540             CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
 541                         omx_error, (int)p_port->i_port_index, j );
 542             while (1) {
 543                 OMX_FIFO_PEEK(&p_port->fifo, p_buffer);
 544                 if (!p_buffer) break;
 545
 546                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 547                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 548                     free(p_buffer);
 549                     continue;
 550                 }
 551                 msg_Warn( p_dec, "Stray buffer left in fifo, %p", p_buffer );
 552             }
 553         }
 554
 555         omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 556         CHECK_ERROR(omx_error, "Wait for Loaded failed (%x)", omx_error );
 557     }
 558
 559  error:
 560     for(i = 0; i < p_sys->ports; i++)
 561     {
 562         OmxPort *p_port = &p_sys->p_ports[i];
 563         free(p_port->pp_buffers);
 564         p_port->pp_buffers = 0;
 565     }
 566     omx_error = pf_free_handle( omx_handle );
 567     return omx_error;
 568 }
 569
 570 /*****************************************************************************
 571  * InitialiseComponent: Load and initialise an OMX component
 572  *****************************************************************************/
 573 static OMX_ERRORTYPE InitialiseComponent(decoder_t *p_dec,
 574     OMX_STRING psz_component, OMX_HANDLETYPE *p_handle)
 575 {
 576     static OMX_CALLBACKTYPE callbacks =
 577         { OmxEventHandler, OmxEmptyBufferDone, OmxFillBufferDone };
 578     decoder_sys_t *p_sys = p_dec->p_sys;
 579     OMX_HANDLETYPE omx_handle;
 580     OMX_ERRORTYPE omx_error;
 581     unsigned int i;
 582     OMX_U8 psz_role[OMX_MAX_STRINGNAME_SIZE];
 583     OMX_PARAM_COMPONENTROLETYPE role;
 584     OMX_PARAM_PORTDEFINITIONTYPE definition;
 585     OMX_PORT_PARAM_TYPE param;
 586
 587     /* Load component */
 588     omx_error = pf_get_handle( &omx_handle, psz_component, p_dec, &callbacks );
 589     if(omx_error != OMX_ErrorNone)
 590     {
 591         msg_Warn( p_dec, "OMX_GetHandle(%s) failed (%x: %s)", psz_component,
 592                   omx_error, ErrorToString(omx_error) );
 593         return omx_error;
 594     }
 595     strncpy(p_sys->psz_component, psz_component, OMX_MAX_STRINGNAME_SIZE-1);
 596
 597     omx_error = OMX_ComponentRoleEnum(omx_handle, psz_role, 0);
 598     if(omx_error == OMX_ErrorNone)
 599         msg_Dbg(p_dec, "loaded component %s of role %s", psz_component, psz_role);
 600     else
 601         msg_Dbg(p_dec, "loaded component %s", psz_component);
 602     PrintOmx(p_dec, omx_handle, OMX_ALL);
 603
 604     /* Set component role */
 605     OMX_INIT_STRUCTURE(role);
 606     strcpy((char*)role.cRole,
 607            GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec : p_dec->fmt_in.i_codec,
 608                       p_dec->fmt_in.i_cat, p_sys->b_enc));
 609
 610     omx_error = OMX_SetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 611                                  &role);
 612     omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 613                                  &role);
 614     if(omx_error == OMX_ErrorNone)
 615         msg_Dbg(p_dec, "component standard role set to %s", role.cRole);
 616
 617     /* Find the input / output ports */
 618     OMX_INIT_STRUCTURE(param);
 619     OMX_INIT_STRUCTURE(definition);
 620     omx_error = OMX_GetParameter(omx_handle, p_dec->fmt_in.i_cat == VIDEO_ES ?
 621                                  OMX_IndexParamVideoInit : OMX_IndexParamAudioInit, &param);
 622     if(omx_error != OMX_ErrorNone) {
 623 #ifdef __ANDROID__
 624         param.nPorts = 2;
 625         param.nStartPortNumber = 0;
 626 #else
 627         param.nPorts = 0;
 628 #endif
 629     }
 630
 631     for(i = 0; i < param.nPorts; i++)
 632     {
 633         OmxPort *p_port;
 634
 635         /* Get port definition */
 636         definition.nPortIndex = param.nStartPortNumber + i;
 637         omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamPortDefinition,
 638                                      &definition);
 639         if(omx_error != OMX_ErrorNone) continue;
 640
 641         if(definition.eDir == OMX_DirInput) p_port = &p_sys->in;
 642         else  p_port = &p_sys->out;
 643
 644         p_port->b_valid = true;
 645         p_port->i_port_index = definition.nPortIndex;
 646         p_port->definition = definition;
 647         p_port->omx_handle = omx_handle;
 648     }
 649
 650     if(!p_sys->in.b_valid || !p_sys->out.b_valid)
 651     {
 652         omx_error = OMX_ErrorInvalidComponent;
 653         CHECK_ERROR(omx_error, "couldn't find an input and output port");
 654     }
 655
 656     if(!strncmp(p_sys->psz_component, "OMX.SEC.", 8) &&
 657        p_dec->fmt_in.i_cat == VIDEO_ES)
 658     {
 659         OMX_INDEXTYPE index;
 660         omx_error = OMX_GetExtensionIndex(omx_handle, (OMX_STRING) "OMX.SEC.index.ThumbnailMode", &index);
 661         if(omx_error == OMX_ErrorNone)
 662         {
 663             OMX_BOOL enable = OMX_TRUE;
 664             omx_error = OMX_SetConfig(omx_handle, index, &enable);
 665             CHECK_ERROR(omx_error, "Unable to set ThumbnailMode");
 666         } else {
 667             OMX_BOOL enable = OMX_TRUE;
 668             /* Needed on Samsung Galaxy S II */
 669             omx_error = OMX_SetConfig(omx_handle, OMX_IndexVendorSetYUV420pMode, &enable);
 670             if (omx_error == OMX_ErrorNone)
 671                 msg_Dbg(p_dec, "Set OMX_IndexVendorSetYUV420pMode successfully");
 672             else
 673                 msg_Dbg(p_dec, "Unable to set OMX_IndexVendorSetYUV420pMode: %x", omx_error);
 674         }
 675     }
 676
 677     /* Set port definitions */
 678     for(i = 0; i < p_sys->ports; i++)
 679     {
 680         omx_error = SetPortDefinition(p_dec, &p_sys->p_ports[i],
 681                                       p_sys->p_ports[i].p_fmt);
 682         if(omx_error != OMX_ErrorNone) goto error;
 683     }
 684
 685     /* Allocate our array for the omx buffers and enable ports */
 686     for(i = 0; i < p_sys->ports; i++)
 687     {
 688         OmxPort *p_port = &p_sys->p_ports[i];
 689
 690         p_port->pp_buffers =
 691             malloc(p_port->definition.nBufferCountActual *
 692                    sizeof(OMX_BUFFERHEADERTYPE*));
 693         if(!p_port->pp_buffers)
 694         {
 695           omx_error = OMX_ErrorInsufficientResources;
 696           CHECK_ERROR(omx_error, "memory allocation failed");
 697         }
 698         p_port->i_buffers = p_port->definition.nBufferCountActual;
 699
 700         /* Enable port */
 701         if(!p_port->definition.bEnabled)
 702         {
 703             omx_error = OMX_SendCommand( omx_handle, OMX_CommandPortEnable,
 704                                          p_port->i_port_index, NULL);
 705             CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
 706                         (int)p_port->i_port_index, omx_error );
 707             omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 708             CHECK_ERROR(omx_error, "Wait for PortEnable on %i failed (%x)",
 709                         (int)p_port->i_port_index, omx_error );
 710         }
 711     }
 712
 713     *p_handle = omx_handle;
 714     return OMX_ErrorNone;
 715
 716  error:
 717     DeinitialiseComponent(p_dec, omx_handle);
 718     *p_handle = 0;
 719     return omx_error;
 720 }
 721
 722 /*****************************************************************************
 723  * OpenDecoder: Create the decoder instance
 724  *****************************************************************************/
 725 static int OpenDecoder( vlc_object_t *p_this )
 726 {
 727     decoder_t *p_dec = (decoder_t*)p_this;
 728     int status;
 729
 730     if( 0 || !GetOmxRole(p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat, false) )
 731         return VLC_EGENERIC;
 732
 733     status = OpenGeneric( p_this, false );
 734     if(status != VLC_SUCCESS) return status;
 735
 736     p_dec->pf_decode_video = DecodeVideo;
 737     p_dec->pf_decode_audio = DecodeAudio;
 738
 739     return VLC_SUCCESS;
 740 }
 741
 742 /*****************************************************************************
 743  * OpenEncoder: Create the encoder instance
 744  *****************************************************************************/
 745 static int OpenEncoder( vlc_object_t *p_this )
 746 {
 747     encoder_t *p_enc = (encoder_t*)p_this;
 748     int status;
 749
 750     if( !GetOmxRole(p_enc->fmt_out.i_codec, p_enc->fmt_in.i_cat, true) )
 751         return VLC_EGENERIC;
 752
 753     status = OpenGeneric( p_this, true );
 754     if(status != VLC_SUCCESS) return status;
 755
 756     p_enc->pf_encode_video = EncodeVideo;
 757
 758     return VLC_SUCCESS;
 759 }
 760
 761 /*****************************************************************************
 762  * OpenGeneric: Create the generic decoder/encoder instance
 763  *****************************************************************************/
 764 static int OpenGeneric( vlc_object_t *p_this, bool b_encode )
 765 {
 766     decoder_t *p_dec = (decoder_t*)p_this;
 767     decoder_sys_t *p_sys;
 768     OMX_ERRORTYPE omx_error;
 769     OMX_BUFFERHEADERTYPE *p_header;
 770     unsigned int i, j;
 771
 772     if (InitOmxCore(p_this) != VLC_SUCCESS) {
 773         return VLC_EGENERIC;
 774     }
 775
 776     /* Allocate the memory needed to store the decoder's structure */
 777     if( ( p_dec->p_sys = p_sys = calloc( 1, sizeof(*p_sys)) ) == NULL )
 778     {
 779         DeinitOmxCore();
 780         return VLC_ENOMEM;
 781     }
 782
 783     /* Initialise the thread properties */
 784     if(!b_encode)
 785     {
 786         p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
 787         p_dec->fmt_out.video = p_dec->fmt_in.video;
 788         p_dec->fmt_out.audio = p_dec->fmt_in.audio;
 789         p_dec->fmt_out.i_codec = 0;
 790     }
 791     p_sys->b_enc = b_encode;
 792     p_sys->pp_last_event = &p_sys->p_events;
 793     vlc_mutex_init (&p_sys->mutex);
 794     vlc_cond_init (&p_sys->cond);
 795     vlc_mutex_init (&p_sys->in.fifo.lock);
 796     vlc_cond_init (&p_sys->in.fifo.wait);
 797     p_sys->in.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pOutputPortPrivate) / sizeof(void *);
 798     p_sys->in.fifo.pp_last = &p_sys->in.fifo.p_first;
 799     p_sys->in.b_direct = false;
 800     p_sys->in.b_flushed = true;
 801     p_sys->in.p_fmt = &p_dec->fmt_in;
 802     vlc_mutex_init (&p_sys->out.fifo.lock);
 803     vlc_cond_init (&p_sys->out.fifo.wait);
 804     p_sys->out.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pInputPortPrivate) / sizeof(void *);
 805     p_sys->out.fifo.pp_last = &p_sys->out.fifo.p_first;
 806     p_sys->out.b_direct = false;
 807     p_sys->out.b_flushed = true;
 808     p_sys->out.p_fmt = &p_dec->fmt_out;
 809     p_sys->ports = 2;
 810     p_sys->p_ports = &p_sys->in;
 811     p_sys->b_use_pts = 0;
 812
 813     msg_Dbg(p_dec, "fmt in:%4.4s, out: %4.4s", (char *)&p_dec->fmt_in.i_codec,
 814             (char *)&p_dec->fmt_out.i_codec);
 815
 816     /* Enumerate components and build a list of the one we want to try */
 817     p_sys->components =
 818         CreateComponentsList(p_this,
 819              GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec :
 820                         p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat,
 821                         p_sys->b_enc), p_sys->ppsz_components);
 822     if( !p_sys->components )
 823     {
 824         msg_Warn( p_this, "couldn't find an omx component for codec %4.4s",
 825                   (char *)&p_dec->fmt_in.i_codec );
 826         CloseGeneric(p_this);
 827         return VLC_EGENERIC;
 828     }
 829
 830     /* Try to load and initialise a component */
 831     omx_error = OMX_ErrorUndefined;
 832     for(i = 0; i < p_sys->components; i++)
 833     {
 834 #ifdef __ANDROID__
 835         /* ignore OpenCore software codecs */
 836         if (!strncmp(p_sys->ppsz_components[i], "OMX.PV.", 7))
 837             continue;
 838         /* The same sw codecs, renamed in ICS (perhaps also in honeycomb) */
 839         if (!strncmp(p_sys->ppsz_components[i], "OMX.google.", 11))
 840             continue;
 841         /* This one has been seen on HTC One V - it behaves like it works,
 842          * but FillBufferDone returns buffers filled with 0 bytes. The One V
 843          * has got a working OMX.qcom.video.decoder.avc instead though. */
 844         if (!strncmp(p_sys->ppsz_components[i], "OMX.ARICENT.", 12))
 845             continue;
 846         /* Codecs with DRM, that don't output plain YUV data but only
 847          * support direct rendering where the output can't be intercepted. */
 848         if (strstr(p_sys->ppsz_components[i], ".secure"))
 849             continue;
 850         /* Use VC1 decoder for WMV3 for now */
 851         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.WMV.Decoder"))
 852             continue;
 853         /* This decoder does work, but has an insane latency (leading to errors
 854          * about "main audio output playback way too late" and dropped frames).
 855          * At least Samsung Galaxy S III (where this decoder is present) has
 856          * got another one, OMX.SEC.mp3.dec, that works well and has a
 857          * sensible latency. (Also, even if that one isn't found, in general,
 858          * using SW codecs is usually more than fast enough for MP3.) */
 859         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.MP3.Decoder"))
 860             continue;
 861         /* This codec should be able to handle both VC1 and WMV3, but
 862          * for VC1 it doesn't output any buffers at all (in the way we use
 863          * it) and for WMV3 it outputs plain black buffers. Thus ignore
 864          * it until we can make it work properly. */
 865         if (!strcmp(p_sys->ppsz_components[i], "OMX.Nvidia.vc1.decode"))
 866             continue;
 867 #endif
 868         omx_error = InitialiseComponent(p_dec, p_sys->ppsz_components[i],
 869                                         &p_sys->omx_handle);
 870         if(omx_error == OMX_ErrorNone) break;
 871     }
 872     CHECK_ERROR(omx_error, "no component could be initialised" );
 873
 874     /* Move component to Idle then Executing state */
 875     OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet, OMX_StateIdle, 0 );
 876     CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
 877
 878     /* Allocate omx buffers */
 879     for(i = 0; i < p_sys->ports; i++)
 880     {
 881         OmxPort *p_port = &p_sys->p_ports[i];
 882
 883         for(j = 0; j < p_port->i_buffers; j++)
 884         {
 885 #if 0
 886 #define ALIGN(x,BLOCKLIGN) (((x) + BLOCKLIGN - 1) & ~(BLOCKLIGN - 1))
 887             char *p_buf = malloc(p_port->definition.nBufferSize +
 888                                  p_port->definition.nBufferAlignment);
 889             p_port->pp_buffers[i] = (void *)ALIGN((uintptr_t)p_buf, p_port->definition.nBufferAlignment);
 890 #endif
 891
 892             if(p_port->b_direct)
 893                 omx_error =
 894                     OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
 895                                    p_port->i_port_index, 0,
 896                                    p_port->definition.nBufferSize, (void*)1);
 897             else
 898                 omx_error =
 899                     OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
 900                                         p_port->i_port_index, 0,
 901                                         p_port->definition.nBufferSize);
 902
 903             if(omx_error != OMX_ErrorNone) break;
 904             OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[j]);
 905         }
 906         p_port->i_buffers = j;
 907         CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
 908                     omx_error, (int)p_port->i_port_index, j );
 909     }
 910
 911     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 912     CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
 913
 914     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet,
 915                                  OMX_StateExecuting, 0);
 916     CHECK_ERROR(omx_error, "OMX_CommandStateSet Executing failed (%x)", omx_error );
 917     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 918     CHECK_ERROR(omx_error, "Wait for Executing failed (%x)", omx_error );
 919
 920     /* Send codec configuration data */
 921     if( p_dec->fmt_in.i_extra )
 922     {
 923         OMX_FIFO_GET(&p_sys->in.fifo, p_header);
 924         p_header->nFilledLen = p_dec->fmt_in.i_extra;
 925
 926         /* Convert H.264 NAL format to annex b */
 927         if( p_sys->i_nal_size_length && !p_sys->in.b_direct )
 928         {
 929             p_header->nFilledLen = 0;
 930             convert_sps_pps( p_dec, p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra,
 931                              p_header->pBuffer, p_header->nAllocLen,
 932                              (uint32_t*) &p_header->nFilledLen, NULL );
 933         }
 934         else if(p_sys->in.b_direct)
 935         {
 936             p_header->pOutputPortPrivate = p_header->pBuffer;
 937             p_header->pBuffer = p_dec->fmt_in.p_extra;
 938         }
 939         else if (p_dec->fmt_in.i_codec == VLC_CODEC_WMV3 &&
 940                  p_dec->fmt_in.i_extra >= 4 &&
 941                  p_header->nAllocLen >= 36)
 942         {
 943             int profile;
 944             // According to OMX IL 1.2.0 spec (4.3.33.2), the codec config
 945             // data for VC-1 Main/Simple (aka WMV3) is according to table 265
 946             // in the VC-1 spec. Most of the fields are just set with placeholders
 947             // (like framerate, hrd_buffer/rate).
 948             static const uint8_t wmv3seq[] = {
 949                 0xff, 0xff, 0xff, 0xc5, // numframes=ffffff, marker byte
 950                 0x04, 0x00, 0x00, 0x00, // marker byte
 951                 0x00, 0x00, 0x00, 0x00, // struct C, almost equal to p_extra
 952                 0x00, 0x00, 0x00, 0x00, // struct A, vert size
 953                 0x00, 0x00, 0x00, 0x00, // struct A, horiz size
 954                 0x0c, 0x00, 0x00, 0x00, // marker byte
 955                 0xff, 0xff, 0x00, 0x80, // struct B, level=4, cbr=0, hrd_buffer=ffff
 956                 0xff, 0xff, 0x00, 0x00, // struct B, hrd_rate=ffff
 957                 0xff, 0xff, 0xff, 0xff, // struct B, framerate=ffffffff
 958             };
 959             p_header->nFilledLen = sizeof(wmv3seq);
 960             memcpy(p_header->pBuffer, wmv3seq, p_header->nFilledLen);
 961             // Struct C - almost equal to the extradata
 962             memcpy(&p_header->pBuffer[8], p_dec->fmt_in.p_extra, 4);
 963             // Expand profile from the highest 2 bits to the highest 4 bits
 964             profile = p_header->pBuffer[8] >> 6;
 965             p_header->pBuffer[8] = (p_header->pBuffer[8] & 0x0f) | (profile << 4);
 966             // Fill in the height/width for struct A
 967             SetDWLE(&p_header->pBuffer[12], p_dec->fmt_in.video.i_height);
 968             SetDWLE(&p_header->pBuffer[16], p_dec->fmt_in.video.i_width);
 969         }
 970         else
 971         {
 972             if(p_header->nFilledLen > p_header->nAllocLen)
 973             {
 974                 msg_Dbg(p_dec, "buffer too small (%i,%i)", (int)p_header->nFilledLen,
 975                         (int)p_header->nAllocLen);
 976                 p_header->nFilledLen = p_header->nAllocLen;
 977             }
 978             memcpy(p_header->pBuffer, p_dec->fmt_in.p_extra, p_header->nFilledLen);
 979         }
 980
 981         p_header->nOffset = 0;
 982         p_header->nFlags = OMX_BUFFERFLAG_CODECCONFIG | OMX_BUFFERFLAG_ENDOFFRAME;
 983         msg_Dbg(p_dec, "sending codec config data %p, %p, %i", p_header,
 984                 p_header->pBuffer, (int)p_header->nFilledLen);
 985         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
 986     }
 987
 988     /* Get back output port definition */
 989     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
 990     if(omx_error != OMX_ErrorNone) goto error;
 991
 992     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
 993     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
 994
 995     if(p_sys->b_error) goto error;
 996
 997     p_dec->b_need_packetized = true;
 998     if (!strcmp(p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER"))
 999         p_sys->b_use_pts = 1;
1000
1001     if (!strcmp(p_sys->psz_component, "OMX.STM.Video.Decoder"))
1002         p_sys->b_use_pts = 1;
1003
1004     if (p_sys->b_use_pts)
1005         msg_Dbg( p_dec, "using pts timestamp mode for %s", p_sys->psz_component);
1006
1007     return VLC_SUCCESS;
1008
1009  error:
1010     CloseGeneric(p_this);
1011     return VLC_EGENERIC;
1012 }
1013
1014 /*****************************************************************************
1015  * PortReconfigure
1016  *****************************************************************************/
1017 static OMX_ERRORTYPE PortReconfigure(decoder_t *p_dec, OmxPort *p_port)
1018 {
1019     decoder_sys_t *p_sys = p_dec->p_sys;
1020     OMX_PARAM_PORTDEFINITIONTYPE definition;
1021     OMX_BUFFERHEADERTYPE *p_buffer;
1022     OMX_ERRORTYPE omx_error;
1023     unsigned int i;
1024
1025     /* Sanity checking */
1026     OMX_INIT_STRUCTURE(definition);
1027     definition.nPortIndex = p_port->i_port_index;
1028     omx_error = OMX_GetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1029                                  &definition);
1030     if(omx_error != OMX_ErrorNone || (p_dec->fmt_in.i_cat == VIDEO_ES &&
1031        (!definition.format.video.nFrameWidth ||
1032        !definition.format.video.nFrameHeight)) )
1033         return OMX_ErrorUndefined;
1034
1035     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortDisable,
1036                                  p_port->i_port_index, NULL);
1037     CHECK_ERROR(omx_error, "OMX_CommandPortDisable on %i failed (%x)",
1038                 (int)p_port->i_port_index, omx_error );
1039
1040     for(i = 0; i < p_port->i_buffers; i++)
1041     {
1042         OMX_FIFO_GET(&p_port->fifo, p_buffer);
1043         if (p_buffer->nFlags & SENTINEL_FLAG) {
1044             free(p_buffer);
1045             i--;
1046             continue;
1047         }
1048         omx_error = OMX_FreeBuffer( p_sys->omx_handle,
1049                                     p_port->i_port_index, p_buffer );
1050
1051         if(omx_error != OMX_ErrorNone) break;
1052     }
1053     CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
1054                 omx_error, (int)p_port->i_port_index, i );
1055
1056     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1057     CHECK_ERROR(omx_error, "Wait for PortDisable failed (%x)", omx_error );
1058
1059     /* Get the new port definition */
1060     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1061     if(omx_error != OMX_ErrorNone) goto error;
1062
1063     if( p_dec->fmt_in.i_cat != AUDIO_ES )
1064     {
1065         /* Don't explicitly set the new parameters that we got with
1066          * OMX_GetParameter above when using audio codecs.
1067          * That struct hasn't been changed since, so there should be
1068          * no need to set it here, unless some codec expects the
1069          * SetParameter call as a trigger event for some part of
1070          * the reconfiguration.
1071          * This fixes using audio decoders on Samsung Galaxy S II,
1072          *
1073          * Only skipping this for audio codecs, to minimize the
1074          * change for current working configurations for video.
1075          */
1076         omx_error = OMX_SetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1077                                      &definition);
1078         CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
1079                     omx_error, ErrorToString(omx_error));
1080     }
1081
1082     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortEnable,
1083                                  p_port->i_port_index, NULL);
1084     CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
1085                 (int)p_port->i_port_index, omx_error );
1086
1087     if (p_port->definition.nBufferCountActual > p_port->i_buffers) {
1088         free(p_port->pp_buffers);
1089         p_port->pp_buffers = malloc(p_port->definition.nBufferCountActual * sizeof(OMX_BUFFERHEADERTYPE*));
1090         if(!p_port->pp_buffers)
1091         {
1092             omx_error = OMX_ErrorInsufficientResources;
1093             CHECK_ERROR(omx_error, "memory allocation failed");
1094         }
1095     }
1096     p_port->i_buffers = p_port->definition.nBufferCountActual;
1097     for(i = 0; i < p_port->i_buffers; i++)
1098     {
1099         if(p_port->b_direct)
1100             omx_error =
1101                 OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1102                                p_port->i_port_index, 0,
1103                                p_port->definition.nBufferSize, (void*)1);
1104         else
1105             omx_error =
1106                 OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1107                                     p_port->i_port_index, 0,
1108                                     p_port->definition.nBufferSize);
1109
1110         if(omx_error != OMX_ErrorNone) break;
1111         OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[i]);
1112     }
1113     p_port->i_buffers = i;
1114     CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
1115                 omx_error, (int)p_port->i_port_index, i );
1116
1117     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1118     CHECK_ERROR(omx_error, "Wait for PortEnable failed (%x)", omx_error );
1119
1120     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1121     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1122
1123  error:
1124     return omx_error;
1125 }
1126
1127 /*****************************************************************************
1128  * DecodeVideo: Called to decode one frame
1129  *****************************************************************************/
1130 static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
1131 {
1132     decoder_sys_t *p_sys = p_dec->p_sys;
1133     picture_t *p_pic = NULL, *p_next_pic;
1134     OMX_ERRORTYPE omx_error;
1135     unsigned int i;
1136
1137     OMX_BUFFERHEADERTYPE *p_header;
1138     block_t *p_block;
1139
1140     if( !pp_block || !*pp_block )
1141         return NULL;
1142
1143     p_block = *pp_block;
1144
1145     /* Check for errors from codec */
1146     if(p_sys->b_error)
1147     {
1148         msg_Dbg(p_dec, "error during decoding");
1149         block_Release( p_block );
1150         return 0;
1151     }
1152
1153     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1154     {
1155         block_Release( p_block );
1156         if(!p_sys->in.b_flushed)
1157         {
1158             msg_Dbg(p_dec, "flushing");
1159             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1160                              p_sys->in.definition.nPortIndex, 0 );
1161         }
1162         p_sys->in.b_flushed = true;
1163         return NULL;
1164     }
1165
1166     /* Take care of decoded frames first */
1167     while(!p_pic)
1168     {
1169         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1170         if(!p_header) break; /* No frame available */
1171
1172         if(p_sys->out.b_update_def)
1173         {
1174             omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1175             p_sys->out.b_update_def = 0;
1176         }
1177
1178         if(p_header->nFilledLen)
1179         {
1180             p_pic = p_header->pAppPrivate;
1181             if(!p_pic)
1182             {
1183                 /* We're not in direct rendering mode.
1184                  * Get a new picture and copy the content */
1185                 p_pic = decoder_NewPicture( p_dec );
1186
1187                 if (p_pic)
1188                     CopyOmxPicture(p_sys->out.definition.format.video.eColorFormat,
1189                                    p_pic, p_sys->out.definition.format.video.nSliceHeight,
1190                                    p_sys->out.i_frame_stride,
1191                                    p_header->pBuffer + p_header->nOffset,
1192                                    p_sys->out.i_frame_stride_chroma_div);
1193             }
1194
1195             if (p_pic)
1196                 p_pic->date = FromOmxTicks(p_header->nTimeStamp);
1197             p_header->nFilledLen = 0;
1198             p_header->pAppPrivate = 0;
1199         }
1200
1201         /* Get a new picture */
1202         if(p_sys->out.b_direct && !p_header->pAppPrivate)
1203         {
1204             p_next_pic = decoder_NewPicture( p_dec );
1205             if(!p_next_pic) break;
1206
1207             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1208             p_header->pAppPrivate = p_next_pic;
1209             p_header->pInputPortPrivate = p_header->pBuffer;
1210             p_header->pBuffer = p_next_pic->p[0].p_pixels;
1211         }
1212         else
1213         {
1214             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1215         }
1216
1217 #ifdef OMXIL_EXTRA_DEBUG
1218         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1219 #endif
1220         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1221     }
1222
1223     /* Send the input buffer to the component */
1224     OMX_FIFO_GET_TIMEOUT(&p_sys->in.fifo, p_header, 200000);
1225
1226     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1227         free(p_header);
1228         goto reconfig;
1229     }
1230
1231     if(p_header)
1232     {
1233         p_header->nFilledLen = p_block->i_buffer;
1234         p_header->nOffset = 0;
1235         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1236         if (p_sys->b_use_pts && p_block->i_pts)
1237             p_header->nTimeStamp = ToOmxTicks(p_block->i_pts);
1238         else
1239             p_header->nTimeStamp = ToOmxTicks(p_block->i_dts);
1240
1241         /* In direct mode we pass the input pointer as is.
1242          * Otherwise we memcopy the data */
1243         if(p_sys->in.b_direct)
1244         {
1245             p_header->pOutputPortPrivate = p_header->pBuffer;
1246             p_header->pBuffer = p_block->p_buffer;
1247             p_header->pAppPrivate = p_block;
1248         }
1249         else
1250         {
1251             if(p_header->nFilledLen > p_header->nAllocLen)
1252             {
1253                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1254                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1255                 p_header->nFilledLen = p_header->nAllocLen;
1256             }
1257             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1258             block_Release(p_block);
1259         }
1260
1261         /* Convert H.264 NAL format to annex b. Doesn't do anything if
1262          * i_nal_size_length == 0, which is the case for codecs other
1263          * than H.264 */
1264         convert_h264_to_annexb( p_header->pBuffer, p_header->nFilledLen,
1265                                 p_sys->i_nal_size_length );
1266 #ifdef OMXIL_EXTRA_DEBUG
1267         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1268                  (int)p_header->nFilledLen );
1269 #endif
1270         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1271         p_sys->in.b_flushed = false;
1272         *pp_block = NULL; /* Avoid being fed the same packet again */
1273     }
1274
1275 reconfig:
1276     /* Handle the PortSettingsChanged events */
1277     for(i = 0; i < p_sys->ports; i++)
1278     {
1279         OmxPort *p_port = &p_sys->p_ports[i];
1280         if(p_port->b_reconfigure)
1281         {
1282             omx_error = PortReconfigure(p_dec, p_port);
1283             p_port->b_reconfigure = 0;
1284         }
1285         if(p_port->b_update_def)
1286         {
1287             omx_error = GetPortDefinition(p_dec, p_port, p_port->p_fmt);
1288             p_port->b_update_def = 0;
1289         }
1290     }
1291
1292     return p_pic;
1293 }
1294
1295 /*****************************************************************************
1296  * DecodeAudio: Called to decode one frame
1297  *****************************************************************************/
1298 block_t *DecodeAudio ( decoder_t *p_dec, block_t **pp_block )
1299 {
1300     decoder_sys_t *p_sys = p_dec->p_sys;
1301     block_t *p_buffer = NULL;
1302     OMX_BUFFERHEADERTYPE *p_header;
1303     OMX_ERRORTYPE omx_error;
1304     block_t *p_block;
1305     unsigned int i;
1306
1307     if( !pp_block || !*pp_block ) return NULL;
1308
1309     p_block = *pp_block;
1310
1311     /* Check for errors from codec */
1312     if(p_sys->b_error)
1313     {
1314         msg_Dbg(p_dec, "error during decoding");
1315         block_Release( p_block );
1316         return 0;
1317     }
1318
1319     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1320     {
1321         block_Release( p_block );
1322         date_Set( &p_sys->end_date, 0 );
1323         if(!p_sys->in.b_flushed)
1324         {
1325             msg_Dbg(p_dec, "flushing");
1326             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1327                              p_sys->in.definition.nPortIndex, 0 );
1328         }
1329         p_sys->in.b_flushed = true;
1330         return NULL;
1331     }
1332
1333     if( !date_Get( &p_sys->end_date ) )
1334     {
1335         if( !p_block->i_pts )
1336         {
1337             /* We've just started the stream, wait for the first PTS. */
1338             block_Release( p_block );
1339             return NULL;
1340         }
1341         date_Set( &p_sys->end_date, p_block->i_pts );
1342     }
1343
1344     /* Take care of decoded frames first */
1345     while(!p_buffer)
1346     {
1347         unsigned int i_samples = 0;
1348
1349         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1350         if(!p_header) break; /* No frame available */
1351
1352         if (p_sys->out.p_fmt->audio.i_channels)
1353             i_samples = p_header->nFilledLen / p_sys->out.p_fmt->audio.i_channels / 2;
1354         if(i_samples)
1355         {
1356             p_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
1357             if( !p_buffer ) break; /* No audio buffer available */
1358
1359             memcpy( p_buffer->p_buffer, p_header->pBuffer, p_buffer->i_buffer );
1360             p_header->nFilledLen = 0;
1361
1362             int64_t timestamp = FromOmxTicks(p_header->nTimeStamp);
1363             if( timestamp != 0 &&
1364                 timestamp != date_Get( &p_sys->end_date ) )
1365                 date_Set( &p_sys->end_date, timestamp );
1366
1367             p_buffer->i_pts = date_Get( &p_sys->end_date );
1368             p_buffer->i_length = date_Increment( &p_sys->end_date, i_samples ) -
1369                 p_buffer->i_pts;
1370         }
1371
1372 #ifdef OMXIL_EXTRA_DEBUG
1373         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1374 #endif
1375         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1376         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1377     }
1378
1379
1380     /* Send the input buffer to the component */
1381     OMX_FIFO_GET_TIMEOUT(&p_sys->in.fifo, p_header, 200000);
1382
1383     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1384         free(p_header);
1385         goto reconfig;
1386     }
1387
1388     if(p_header)
1389     {
1390         p_header->nFilledLen = p_block->i_buffer;
1391         p_header->nOffset = 0;
1392         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1393         p_header->nTimeStamp = ToOmxTicks(p_block->i_dts);
1394
1395         /* In direct mode we pass the input pointer as is.
1396          * Otherwise we memcopy the data */
1397         if(p_sys->in.b_direct)
1398         {
1399             p_header->pOutputPortPrivate = p_header->pBuffer;
1400             p_header->pBuffer = p_block->p_buffer;
1401             p_header->pAppPrivate = p_block;
1402         }
1403         else
1404         {
1405             if(p_header->nFilledLen > p_header->nAllocLen)
1406             {
1407                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1408                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1409                 p_header->nFilledLen = p_header->nAllocLen;
1410             }
1411             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1412             block_Release(p_block);
1413         }
1414
1415 #ifdef OMXIL_EXTRA_DEBUG
1416         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1417                  (int)p_header->nFilledLen );
1418 #endif
1419         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1420         p_sys->in.b_flushed = false;
1421         *pp_block = NULL; /* Avoid being fed the same packet again */
1422     }
1423
1424 reconfig:
1425     /* Handle the PortSettingsChanged events */
1426     for(i = 0; i < p_sys->ports; i++)
1427     {
1428         OmxPort *p_port = &p_sys->p_ports[i];
1429         if(!p_port->b_reconfigure) continue;
1430         p_port->b_reconfigure = 0;
1431         omx_error = PortReconfigure(p_dec, p_port);
1432     }
1433
1434     return p_buffer;
1435 }
1436
1437 /*****************************************************************************
1438  * EncodeVideo: Called to encode one frame
1439  *****************************************************************************/
1440 static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pic )
1441 {
1442     decoder_t *p_dec = ( decoder_t *)p_enc;
1443     decoder_sys_t *p_sys = p_dec->p_sys;
1444     OMX_ERRORTYPE omx_error;
1445     unsigned int i;
1446
1447     OMX_BUFFERHEADERTYPE *p_header;
1448     block_t *p_block = 0;
1449
1450     if( !p_pic ) return NULL;
1451
1452     /* Check for errors from codec */
1453     if(p_sys->b_error)
1454     {
1455         msg_Dbg(p_dec, "error during encoding");
1456         return NULL;
1457     }
1458
1459     /* Send the input buffer to the component */
1460     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1461     if(p_header)
1462     {
1463         /* In direct mode we pass the input pointer as is.
1464          * Otherwise we memcopy the data */
1465         if(p_sys->in.b_direct)
1466         {
1467             p_header->pOutputPortPrivate = p_header->pBuffer;
1468             p_header->pBuffer = p_pic->p[0].p_pixels;
1469         }
1470         else
1471         {
1472             CopyVlcPicture(p_dec, p_header, p_pic);
1473         }
1474
1475         p_header->nFilledLen = p_sys->in.i_frame_size;
1476         p_header->nOffset = 0;
1477         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1478         p_header->nTimeStamp = ToOmxTicks(p_pic->date);
1479 #ifdef OMXIL_EXTRA_DEBUG
1480         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1481                  (int)p_header->nFilledLen );
1482 #endif
1483         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1484         p_sys->in.b_flushed = false;
1485     }
1486
1487     /* Handle the PortSettingsChanged events */
1488     for(i = 0; i < p_sys->ports; i++)
1489     {
1490         OmxPort *p_port = &p_sys->p_ports[i];
1491         if(!p_port->b_reconfigure) continue;
1492         p_port->b_reconfigure = 0;
1493         omx_error = PortReconfigure(p_dec, p_port);
1494     }
1495
1496     /* Wait for the decoded frame */
1497     while(!p_block)
1498     {
1499         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1500
1501         if(p_header->nFilledLen)
1502         {
1503             if(p_header->nFlags & OMX_BUFFERFLAG_CODECCONFIG)
1504             {
1505                 /* TODO: need to store codec config */
1506                 msg_Dbg(p_dec, "received codec config %i", (int)p_header->nFilledLen);
1507             }
1508
1509             p_block = p_header->pAppPrivate;
1510             if(!p_block)
1511             {
1512                 /* We're not in direct rendering mode.
1513                  * Get a new block and copy the content */
1514                 p_block = block_Alloc( p_header->nFilledLen );
1515                 memcpy(p_block->p_buffer, p_header->pBuffer, p_header->nFilledLen );
1516             }
1517
1518             p_block->i_buffer = p_header->nFilledLen;
1519             p_block->i_pts = p_block->i_dts = FromOmxTicks(p_header->nTimeStamp);
1520             p_header->nFilledLen = 0;
1521             p_header->pAppPrivate = 0;
1522         }
1523
1524 #ifdef OMXIL_EXTRA_DEBUG
1525         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1526 #endif
1527         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1528     }
1529
1530     msg_Dbg(p_dec, "done");
1531     return p_block;
1532 }
1533
1534 /*****************************************************************************
1535  * CloseGeneric: omxil decoder destruction
1536  *****************************************************************************/
1537 static void CloseGeneric( vlc_object_t *p_this )
1538 {
1539     decoder_t *p_dec = (decoder_t *)p_this;
1540     decoder_sys_t *p_sys = p_dec->p_sys;
1541
1542     if(p_sys->omx_handle) DeinitialiseComponent(p_dec, p_sys->omx_handle);
1543
1544     DeinitOmxCore();
1545
1546     vlc_mutex_destroy (&p_sys->mutex);
1547     vlc_cond_destroy (&p_sys->cond);
1548     vlc_mutex_destroy (&p_sys->in.fifo.lock);
1549     vlc_cond_destroy (&p_sys->in.fifo.wait);
1550     vlc_mutex_destroy (&p_sys->out.fifo.lock);
1551     vlc_cond_destroy (&p_sys->out.fifo.wait);
1552
1553     free( p_sys );
1554 }
1555
1556 /*****************************************************************************
1557  * OmxEventHandler:
1558  *****************************************************************************/
1559 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE omx_handle,
1560     OMX_PTR app_data, OMX_EVENTTYPE event, OMX_U32 data_1,
1561     OMX_U32 data_2, OMX_PTR event_data )
1562 {
1563     decoder_t *p_dec = (decoder_t *)app_data;
1564     decoder_sys_t *p_sys = p_dec->p_sys;
1565     unsigned int i;
1566     (void)omx_handle;
1567
1568     switch (event)
1569     {
1570     case OMX_EventCmdComplete:
1571         switch ((OMX_STATETYPE)data_1)
1572         {
1573         case OMX_CommandStateSet:
1574             msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %s)", EventToString(event),
1575                      CommandToString(data_1), StateToString(data_2) );
1576             break;
1577
1578         default:
1579             msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %u)", EventToString(event),
1580                      CommandToString(data_1), (unsigned int)data_2 );
1581             break;
1582         }
1583         break;
1584
1585     case OMX_EventError:
1586         msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %u, %s)", EventToString(event),
1587                  ErrorToString((OMX_ERRORTYPE)data_1), (unsigned int)data_2,
1588                  (const char *)event_data);
1589         //p_sys->b_error = true;
1590         break;
1591
1592     case OMX_EventPortSettingsChanged:
1593         msg_Dbg( p_dec, "OmxEventHandler (%s, %u, %u)", EventToString(event),
1594                  (unsigned int)data_1, (unsigned int)data_2 );
1595         if( data_2 == 0 || data_2 == OMX_IndexParamPortDefinition )
1596         {
1597             OMX_BUFFERHEADERTYPE *sentinel;
1598             for(i = 0; i < p_sys->ports; i++)
1599                 if(p_sys->p_ports[i].definition.eDir == OMX_DirOutput)
1600                     p_sys->p_ports[i].b_reconfigure = true;
1601             sentinel = calloc(1, sizeof(*sentinel));
1602             if (sentinel) {
1603                 sentinel->nFlags = SENTINEL_FLAG;
1604                 OMX_FIFO_PUT(&p_sys->in.fifo, sentinel);
1605             }
1606         }
1607         else if( data_2 == OMX_IndexConfigCommonOutputCrop )
1608         {
1609             for(i = 0; i < p_sys->ports; i++)
1610                 if(p_sys->p_ports[i].definition.nPortIndex == data_1)
1611                     p_sys->p_ports[i].b_update_def = true;
1612         }
1613         else
1614         {
1615             msg_Dbg( p_dec, "Unhandled setting change %x", (unsigned int)data_2 );
1616         }
1617         break;
1618
1619     default:
1620         msg_Dbg( p_dec, "OmxEventHandler (%s, %u, %u)", EventToString(event),
1621                  (unsigned int)data_1, (unsigned int)data_2 );
1622         break;
1623     }
1624
1625     PostOmxEvent(p_dec, event, data_1, data_2, event_data);
1626     return OMX_ErrorNone;
1627 }
1628
1629 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE omx_handle,
1630     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1631 {
1632     decoder_t *p_dec = (decoder_t *)app_data;
1633     decoder_sys_t *p_sys = p_dec->p_sys;
1634     (void)omx_handle;
1635
1636 #ifdef OMXIL_EXTRA_DEBUG
1637     msg_Dbg( p_dec, "OmxEmptyBufferDone %p, %p", omx_header, omx_header->pBuffer );
1638 #endif
1639
1640     if(omx_header->pAppPrivate || omx_header->pOutputPortPrivate)
1641     {
1642         block_t *p_block = (block_t *)omx_header->pAppPrivate;
1643         omx_header->pBuffer = omx_header->pOutputPortPrivate;
1644         if(p_block) block_Release(p_block);
1645         omx_header->pAppPrivate = 0;
1646     }
1647     OMX_FIFO_PUT(&p_sys->in.fifo, omx_header);
1648
1649     return OMX_ErrorNone;
1650 }
1651
1652 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE omx_handle,
1653     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1654 {
1655     decoder_t *p_dec = (decoder_t *)app_data;
1656     decoder_sys_t *p_sys = p_dec->p_sys;
1657     (void)omx_handle;
1658
1659 #ifdef OMXIL_EXTRA_DEBUG
1660     msg_Dbg( p_dec, "OmxFillBufferDone %p, %p, %i", omx_header, omx_header->pBuffer,
1661              (int)omx_header->nFilledLen );
1662 #endif
1663
1664     if(omx_header->pInputPortPrivate)
1665     {
1666         omx_header->pBuffer = omx_header->pInputPortPrivate;
1667     }
1668     OMX_FIFO_PUT(&p_sys->out.fifo, omx_header);
1669
1670     return OMX_ErrorNone;
1671 }