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 #include "OMX_Broadcom.h"
  43
  44 #ifndef NDEBUG
  45 # define OMXIL_EXTRA_DEBUG
  46 #endif
  47
  48 #define SENTINEL_FLAG 0x10000
  49
  50 /* Defined in the broadcom version of OMX_Index.h */
  51 #define OMX_IndexConfigRequestCallback 0x7f000063
  52 #define OMX_IndexParamBrcmPixelAspectRatio 0x7f00004d
  53 #define OMX_IndexParamBrcmVideoDecodeErrorConcealment 0x7f000080
  54
  55 /* Defined in the broadcom version of OMX_Core.h */
  56 #define OMX_EventParamOrConfigChanged 0x7F000001
  57
  58 /*****************************************************************************
  59  * Local prototypes
  60  *****************************************************************************/
  61 static int  OpenDecoder( vlc_object_t * );
  62 static int  OpenEncoder( vlc_object_t * );
  63 static int  OpenGeneric( vlc_object_t *, bool b_encode );
  64 static void CloseGeneric( vlc_object_t * );
  65
  66 static picture_t *DecodeVideo( decoder_t *, block_t ** );
  67 static block_t *DecodeAudio ( decoder_t *, block_t ** );
  68 static block_t *EncodeVideo( encoder_t *, picture_t * );
  69
  70 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE, OMX_PTR, OMX_EVENTTYPE,
  71                                       OMX_U32, OMX_U32, OMX_PTR );
  72 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE, OMX_PTR,
  73                                          OMX_BUFFERHEADERTYPE * );
  74 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE, OMX_PTR,
  75                                         OMX_BUFFERHEADERTYPE * );
  76
  77 /*****************************************************************************
  78  * Module descriptor
  79  *****************************************************************************/
  80 vlc_module_begin ()
  81     set_description( N_("Audio/Video decoder (using OpenMAX IL)") )
  82     set_category( CAT_INPUT )
  83     set_subcategory( SUBCAT_INPUT_VCODEC )
  84     set_section( N_("Decoding") , NULL )
  85 #if defined(USE_IOMX)
  86     /* For IOMX, don't enable it automatically via priorities,
  87      * enable it only via the --codec iomx command line parameter when
  88      * wanted. */
  89     set_capability( "decoder", 0 )
  90 #else
  91     set_capability( "decoder", 80 )
  92 #endif
  93     set_callbacks( OpenDecoder, CloseGeneric )
  94
  95     add_submodule ()
  96     set_section( N_("Encoding") , NULL )
  97     set_description( N_("Video encoder (using OpenMAX IL)") )
  98     set_capability( "encoder", 0 )
  99     set_callbacks( OpenEncoder, CloseGeneric )
 100 vlc_module_end ()
 101
 102 /*****************************************************************************
 103  * ImplementationSpecificWorkarounds: place-holder for implementation
 104  * specific workarounds
 105  *****************************************************************************/
 106 static OMX_ERRORTYPE ImplementationSpecificWorkarounds(decoder_t *p_dec,
 107     OmxPort *p_port, es_format_t *p_fmt)
 108 {
 109     decoder_sys_t *p_sys = p_dec->p_sys;
 110     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 111     int i_profile = 0xFFFF, i_level = 0xFFFF;
 112
 113     /* Try to find out the profile of the video */
 114     while(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 115           p_fmt->i_codec == VLC_CODEC_H264)
 116     {
 117         uint8_t *p = (uint8_t*)p_dec->fmt_in.p_extra;
 118         if(!p || !p_dec->fmt_in.p_extra) break;
 119
 120         /* Check the profile / level */
 121         if(p_dec->fmt_in.i_original_fourcc == VLC_FOURCC('a','v','c','1') &&
 122            p[0] == 1)
 123         {
 124             if(p_dec->fmt_in.i_extra < 12) break;
 125             p_sys->i_nal_size_length = 1 + (p[4]&0x03);
 126             if( !(p[5]&0x1f) ) break;
 127             p += 8;
 128         }
 129         else
 130         {
 131             if(p_dec->fmt_in.i_extra < 8) break;
 132             if(!p[0] && !p[1] && !p[2] && p[3] == 1) p += 4;
 133             else if(!p[0] && !p[1] && p[2] == 1) p += 3;
 134             else break;
 135         }
 136
 137         if( ((*p++)&0x1f) != 7) break;
 138
 139         /* Get profile/level out of first SPS */
 140         i_profile = p[0];
 141         i_level = p[2];
 142         break;
 143     }
 144
 145     if(!strcmp(p_sys->psz_component, "OMX.TI.Video.Decoder"))
 146     {
 147         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 148            p_fmt->i_codec == VLC_CODEC_H264 &&
 149            (i_profile != 66 || i_level > 30))
 150         {
 151             msg_Dbg(p_dec, "h264 profile/level not supported (0x%x, 0x%x)",
 152                     i_profile, i_level);
 153             return OMX_ErrorNotImplemented;
 154         }
 155
 156         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirOutput &&
 157            p_fmt->i_codec == VLC_CODEC_I420)
 158         {
 159             /* I420 xvideo is slow on OMAP */
 160             def->format.video.eColorFormat = OMX_COLOR_FormatCbYCrY;
 161             GetVlcChromaFormat( def->format.video.eColorFormat,
 162                                 &p_fmt->i_codec, 0 );
 163             GetVlcChromaSizes( p_fmt->i_codec,
 164                                def->format.video.nFrameWidth,
 165                                def->format.video.nFrameHeight,
 166                                &p_port->i_frame_size, &p_port->i_frame_stride,
 167                                &p_port->i_frame_stride_chroma_div );
 168             def->format.video.nStride = p_port->i_frame_stride;
 169             def->nBufferSize = p_port->i_frame_size;
 170         }
 171     }
 172     else if(!strcmp(p_sys->psz_component, "OMX.st.video_encoder"))
 173     {
 174         if(p_fmt->i_cat == VIDEO_ES)
 175         {
 176             /* Bellagio's encoder doesn't encode the framerate in Q16 */
 177             def->format.video.xFramerate >>= 16;
 178         }
 179     }
 180 #if 0 /* FIXME: doesn't apply for HP Touchpad */
 181     else if (!strncmp(p_sys->psz_component, "OMX.qcom.video.decoder.",
 182                       strlen("OMX.qcom.video.decoder")))
 183     {
 184         /* qdsp6 refuses buffer size larger than 450K on input port */
 185         if (def->nBufferSize > 450 * 1024)
 186         {
 187             def->nBufferSize = 450 * 1024;
 188             p_port->i_frame_size = def->nBufferSize;
 189         }
 190     }
 191 #endif
 192 #ifdef RPI_OMX
 193     else if (!strcmp(p_sys->psz_component, "OMX.broadcom.video_decode"))
 194     {
 195         /* Clear these fields before setting parameters, to allow the codec
 196          * fill in what it wants (instead of rejecting whatever happened to
 197          * be there. */
 198         def->format.video.nStride = def->format.video.nSliceHeight = 0;
 199     }
 200 #endif
 201
 202     return OMX_ErrorNone;
 203 }
 204
 205 /*****************************************************************************
 206  * SetPortDefinition: set definition of the omx port based on the vlc format
 207  *****************************************************************************/
 208 static OMX_ERRORTYPE SetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 209                                        es_format_t *p_fmt)
 210 {
 211     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 212     OMX_ERRORTYPE omx_error;
 213
 214     omx_error = OMX_GetParameter(p_port->omx_handle,
 215                                  OMX_IndexParamPortDefinition, def);
 216     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 217                 omx_error, ErrorToString(omx_error));
 218
 219     switch(p_fmt->i_cat)
 220     {
 221     case VIDEO_ES:
 222         def->format.video.nFrameWidth = p_fmt->video.i_width;
 223         def->format.video.nFrameHeight = p_fmt->video.i_height;
 224         if(def->format.video.eCompressionFormat == OMX_VIDEO_CodingUnused)
 225             def->format.video.nStride = def->format.video.nFrameWidth;
 226         if( p_fmt->video.i_frame_rate > 0 &&
 227             p_fmt->video.i_frame_rate_base > 0 )
 228             def->format.video.xFramerate = (p_fmt->video.i_frame_rate << 16) /
 229                 p_fmt->video.i_frame_rate_base;
 230
 231         if(def->eDir == OMX_DirInput || p_dec->p_sys->b_enc)
 232         {
 233             if (def->eDir == OMX_DirInput && p_dec->p_sys->b_enc)
 234                 def->nBufferSize = def->format.video.nFrameWidth *
 235                   def->format.video.nFrameHeight * 2;
 236             p_port->i_frame_size = def->nBufferSize;
 237
 238             if(!GetOmxVideoFormat(p_fmt->i_codec,
 239                                   &def->format.video.eCompressionFormat, 0) )
 240             {
 241                 if(!GetOmxChromaFormat(p_fmt->i_codec,
 242                                        &def->format.video.eColorFormat, 0) )
 243                 {
 244                     omx_error = OMX_ErrorNotImplemented;
 245                     CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 246                                 (char *)&p_fmt->i_codec );
 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                 def->nBufferSize = p_port->i_frame_size;
 255             }
 256         }
 257         else
 258         {
 259             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 260                                      &p_fmt->i_codec, 0 ) )
 261             {
 262                 omx_error = OMX_ErrorNotImplemented;
 263                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 264                             (int)def->format.video.eColorFormat );
 265             }
 266             GetVlcChromaSizes( p_fmt->i_codec,
 267                                def->format.video.nFrameWidth,
 268                                def->format.video.nFrameHeight,
 269                                &p_port->i_frame_size, &p_port->i_frame_stride,
 270                                &p_port->i_frame_stride_chroma_div );
 271             def->format.video.nStride = p_port->i_frame_stride;
 272             if (p_port->i_frame_size > def->nBufferSize)
 273                 def->nBufferSize = p_port->i_frame_size;
 274         }
 275         break;
 276
 277     case AUDIO_ES:
 278         p_port->i_frame_size = def->nBufferSize;
 279         if(def->eDir == OMX_DirInput)
 280         {
 281             if(!GetOmxAudioFormat(p_fmt->i_codec,
 282                                   &def->format.audio.eEncoding, 0) )
 283             {
 284                 omx_error = OMX_ErrorNotImplemented;
 285                 CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 286                             (char *)&p_fmt->i_codec );
 287             }
 288         }
 289         else
 290         {
 291             if( !OmxToVlcAudioFormat(def->format.audio.eEncoding,
 292                                    &p_fmt->i_codec, 0 ) )
 293             {
 294                 omx_error = OMX_ErrorNotImplemented;
 295                 CHECK_ERROR(omx_error, "OMX audio encoding %i not supported",
 296                             (int)def->format.audio.eEncoding );
 297             }
 298         }
 299         break;
 300
 301     default: return OMX_ErrorNotImplemented;
 302     }
 303
 304     omx_error = ImplementationSpecificWorkarounds(p_dec, p_port, p_fmt);
 305     CHECK_ERROR(omx_error, "ImplementationSpecificWorkarounds failed (%x : %s)",
 306                 omx_error, ErrorToString(omx_error));
 307
 308     omx_error = OMX_SetParameter(p_port->omx_handle,
 309                                  OMX_IndexParamPortDefinition, def);
 310     CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
 311                 omx_error, ErrorToString(omx_error));
 312
 313     omx_error = OMX_GetParameter(p_port->omx_handle,
 314                                  OMX_IndexParamPortDefinition, def);
 315     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 316                 omx_error, ErrorToString(omx_error));
 317
 318     if(p_port->i_frame_size > def->nBufferSize)
 319         def->nBufferSize = p_port->i_frame_size;
 320     p_port->i_frame_size = def->nBufferSize;
 321
 322     /* Deal with audio params */
 323     if(p_fmt->i_cat == AUDIO_ES)
 324     {
 325         omx_error = SetAudioParameters(p_port->omx_handle,
 326                                        &p_port->format_param, def->nPortIndex,
 327                                        def->format.audio.eEncoding,
 328                                        p_fmt->i_codec,
 329                                        p_fmt->audio.i_channels,
 330                                        p_fmt->audio.i_rate,
 331                                        p_fmt->i_bitrate,
 332                                        p_fmt->audio.i_bitspersample,
 333                                        p_fmt->audio.i_blockalign);
 334         if (def->eDir == OMX_DirInput) {
 335             CHECK_ERROR(omx_error, "SetAudioParameters failed (%x : %s)",
 336                         omx_error, ErrorToString(omx_error));
 337         } else if (omx_error != OMX_ErrorNone) {
 338             msg_Warn(p_dec, "SetAudioParameters failed (%x : %s) on output port",
 339                      omx_error, ErrorToString(omx_error));
 340             omx_error = OMX_ErrorNone;
 341         }
 342     }
 343     if (!strcmp(p_dec->p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER") &&
 344                 def->eDir == OMX_DirOutput)
 345     {
 346         /* When setting the output buffer size above, the decoder actually
 347          * sets the buffer size to a lower value than what was chosen. If
 348          * we try to allocate buffers of this size, it fails. Thus, forcibly
 349          * use a larger buffer size. */
 350         def->nBufferSize *= 2;
 351     }
 352
 353  error:
 354     return omx_error;
 355 }
 356
 357
 358 /*****************************************************************************
 359  * UpdatePixelAspect: Update vlc pixel aspect based on the aspect reported on
 360  * the omx port - NOTE: Broadcom specific
 361  *****************************************************************************/
 362 static OMX_ERRORTYPE UpdatePixelAspect(decoder_t *p_dec)
 363 {
 364     decoder_sys_t *p_sys = p_dec->p_sys;
 365     OMX_CONFIG_POINTTYPE pixel_aspect;
 366     OMX_INIT_STRUCTURE(pixel_aspect);
 367     OMX_ERRORTYPE omx_err;
 368
 369     if (strncmp(p_sys->psz_component, "OMX.broadcom.", 13))
 370         return OMX_ErrorNotImplemented;
 371
 372     pixel_aspect.nPortIndex = p_sys->out.i_port_index;
 373     omx_err = OMX_GetParameter(p_sys->omx_handle,
 374             OMX_IndexParamBrcmPixelAspectRatio, &pixel_aspect);
 375     if (omx_err != OMX_ErrorNone) {
 376         msg_Warn(p_dec, "Failed to retrieve aspect ratio");
 377     } else {
 378         p_dec->fmt_out.video.i_sar_num = pixel_aspect.nX;
 379         p_dec->fmt_out.video.i_sar_den = pixel_aspect.nY;
 380     }
 381
 382     return omx_err;
 383 }
 384
 385 /*****************************************************************************
 386  * GetPortDefinition: set vlc format based on the definition of the omx port
 387  *****************************************************************************/
 388 static OMX_ERRORTYPE GetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 389                                        es_format_t *p_fmt)
 390 {
 391     decoder_sys_t *p_sys = p_dec->p_sys;
 392     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 393     OMX_ERRORTYPE omx_error;
 394     OMX_CONFIG_RECTTYPE crop_rect;
 395
 396     omx_error = OMX_GetParameter(p_port->omx_handle,
 397                                  OMX_IndexParamPortDefinition, def);
 398     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 399                 omx_error, ErrorToString(omx_error));
 400
 401     switch(p_fmt->i_cat)
 402     {
 403     case VIDEO_ES:
 404         p_fmt->video.i_width = def->format.video.nFrameWidth;
 405         p_fmt->video.i_visible_width = def->format.video.nFrameWidth;
 406         p_fmt->video.i_height = def->format.video.nFrameHeight;
 407         p_fmt->video.i_visible_height = def->format.video.nFrameHeight;
 408         p_fmt->video.i_frame_rate = p_dec->fmt_in.video.i_frame_rate;
 409         p_fmt->video.i_frame_rate_base = p_dec->fmt_in.video.i_frame_rate_base;
 410
 411         OMX_INIT_STRUCTURE(crop_rect);
 412         crop_rect.nPortIndex = def->nPortIndex;
 413         omx_error = OMX_GetConfig(p_port->omx_handle, OMX_IndexConfigCommonOutputCrop, &crop_rect);
 414         if (omx_error == OMX_ErrorNone)
 415         {
 416             if (!def->format.video.nSliceHeight)
 417                 def->format.video.nSliceHeight = def->format.video.nFrameHeight;
 418             if (!def->format.video.nStride)
 419                 def->format.video.nStride = def->format.video.nFrameWidth;
 420             p_fmt->video.i_width = crop_rect.nWidth;
 421             p_fmt->video.i_visible_width = crop_rect.nWidth;
 422             p_fmt->video.i_height = crop_rect.nHeight;
 423             p_fmt->video.i_visible_height = crop_rect.nHeight;
 424             if (def->format.video.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar)
 425                 def->format.video.nSliceHeight -= crop_rect.nTop/2;
 426         }
 427         else
 428         {
 429             /* Don't pass the error back to the caller, this isn't mandatory */
 430             omx_error = OMX_ErrorNone;
 431         }
 432
 433         /* Hack: Nexus One (stock firmware with binary OMX driver blob)
 434          * claims to output 420Planar even though it in in practice is
 435          * NV21. */
 436         if(def->format.video.eColorFormat == OMX_COLOR_FormatYUV420Planar &&
 437            !strncmp(p_sys->psz_component, "OMX.qcom.video.decoder",
 438                     strlen("OMX.qcom.video.decoder")))
 439             def->format.video.eColorFormat = OMX_QCOM_COLOR_FormatYVU420SemiPlanar;
 440
 441         if (IgnoreOmxDecoderPadding(p_sys->psz_component)) {
 442             def->format.video.nSliceHeight = 0;
 443             def->format.video.nStride = p_fmt->video.i_width;
 444         }
 445
 446         if(!GetVlcVideoFormat( def->format.video.eCompressionFormat,
 447                                &p_fmt->i_codec, 0 ) )
 448         {
 449             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 450                                      &p_fmt->i_codec, 0 ) )
 451             {
 452                 omx_error = OMX_ErrorNotImplemented;
 453                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 454                             (int)def->format.video.eColorFormat );
 455             }
 456             GetVlcChromaSizes( p_fmt->i_codec,
 457                                def->format.video.nFrameWidth,
 458                                def->format.video.nFrameHeight,
 459                                &p_port->i_frame_size, &p_port->i_frame_stride,
 460                                &p_port->i_frame_stride_chroma_div );
 461         }
 462         if(p_port->i_frame_size > def->nBufferSize)
 463             def->nBufferSize = p_port->i_frame_size;
 464         p_port->i_frame_size = def->nBufferSize;
 465 #if 0
 466         if((int)p_port->i_frame_stride > def->format.video.nStride)
 467             def->format.video.nStride = p_port->i_frame_stride;
 468 #endif
 469         p_port->i_frame_stride = def->format.video.nStride;
 470         UpdatePixelAspect(p_dec);
 471         break;
 472
 473     case AUDIO_ES:
 474         if( !OmxToVlcAudioFormat( def->format.audio.eEncoding,
 475                                 &p_fmt->i_codec, 0 ) )
 476         {
 477             omx_error = OMX_ErrorNotImplemented;
 478             CHECK_ERROR(omx_error, "OMX audio format %i not supported",
 479                         (int)def->format.audio.eEncoding );
 480         }
 481
 482         omx_error = GetAudioParameters(p_port->omx_handle,
 483                                        &p_port->format_param, def->nPortIndex,
 484                                        def->format.audio.eEncoding,
 485                                        &p_fmt->audio.i_channels,
 486                                        &p_fmt->audio.i_rate,
 487                                        &p_fmt->i_bitrate,
 488                                        &p_fmt->audio.i_bitspersample,
 489                                        &p_fmt->audio.i_blockalign);
 490         CHECK_ERROR(omx_error, "GetAudioParameters failed (%x : %s)",
 491                     omx_error, ErrorToString(omx_error));
 492
 493         if(p_fmt->audio.i_channels < 9)
 494         {
 495             static const int pi_channels_maps[9] =
 496             {
 497                 0, AOUT_CHAN_CENTER, AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 498                 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 499                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
 500                 | AOUT_CHAN_REARRIGHT,
 501                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 502                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
 503                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 504                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE,
 505                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 506                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT
 507                 | AOUT_CHAN_MIDDLERIGHT,
 508                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER | AOUT_CHAN_REARLEFT
 509                 | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT | AOUT_CHAN_MIDDLERIGHT
 510                 | AOUT_CHAN_LFE
 511             };
 512             p_fmt->audio.i_physical_channels =
 513                 p_fmt->audio.i_original_channels =
 514                     pi_channels_maps[p_fmt->audio.i_channels];
 515         }
 516
 517         date_Init( &p_dec->p_sys->end_date, p_fmt->audio.i_rate, 1 );
 518
 519         break;
 520
 521     default: return OMX_ErrorNotImplemented;
 522     }
 523
 524  error:
 525     return omx_error;
 526 }
 527
 528 /*****************************************************************************
 529  * DeinitialiseComponent: Deinitialise and unload an OMX component
 530  *****************************************************************************/
 531 static OMX_ERRORTYPE DeinitialiseComponent(decoder_t *p_dec,
 532                                            OMX_HANDLETYPE omx_handle)
 533 {
 534     decoder_sys_t *p_sys = p_dec->p_sys;
 535     OMX_ERRORTYPE omx_error;
 536     OMX_STATETYPE state;
 537     unsigned int i, j;
 538
 539     if(!omx_handle) return OMX_ErrorNone;
 540
 541     omx_error = OMX_GetState(omx_handle, &state);
 542     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 543
 544     if(state == OMX_StateExecuting)
 545     {
 546         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 547                                      OMX_StateIdle, 0 );
 548         CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
 549         while (1) {
 550             OMX_U32 cmd, state;
 551             omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, &cmd, &state, 0);
 552             CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
 553             // The event queue can contain other OMX_EventCmdComplete items,
 554             // such as for OMX_CommandFlush
 555             if (cmd == OMX_CommandStateSet && state == OMX_StateIdle)
 556                 break;
 557         }
 558     }
 559
 560     omx_error = OMX_GetState(omx_handle, &state);
 561     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 562
 563     if(state == OMX_StateIdle)
 564     {
 565         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 566                                      OMX_StateLoaded, 0 );
 567         CHECK_ERROR(omx_error, "OMX_CommandStateSet Loaded failed (%x)", omx_error );
 568
 569         for(i = 0; i < p_sys->ports; i++)
 570         {
 571             OmxPort *p_port = &p_sys->p_ports[i];
 572             OMX_BUFFERHEADERTYPE *p_buffer;
 573
 574             for(j = 0; j < p_port->i_buffers; j++)
 575             {
 576                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 577                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 578                     free(p_buffer);
 579                     j--;
 580                     continue;
 581                 }
 582                 omx_error = OMX_FreeBuffer( omx_handle,
 583                                             p_port->i_port_index, p_buffer );
 584
 585                 if(omx_error != OMX_ErrorNone) break;
 586             }
 587             CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
 588                         omx_error, (int)p_port->i_port_index, j );
 589             while (1) {
 590                 OMX_FIFO_PEEK(&p_port->fifo, p_buffer);
 591                 if (!p_buffer) break;
 592
 593                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 594                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 595                     free(p_buffer);
 596                     continue;
 597                 }
 598                 msg_Warn( p_dec, "Stray buffer left in fifo, %p", p_buffer );
 599             }
 600         }
 601
 602         omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
 603         CHECK_ERROR(omx_error, "Wait for Loaded failed (%x)", omx_error );
 604     }
 605
 606  error:
 607     for(i = 0; i < p_sys->ports; i++)
 608     {
 609         OmxPort *p_port = &p_sys->p_ports[i];
 610         free(p_port->pp_buffers);
 611         p_port->pp_buffers = 0;
 612     }
 613     omx_error = pf_free_handle( omx_handle );
 614     return omx_error;
 615 }
 616
 617 /*****************************************************************************
 618  * InitialiseComponent: Load and initialise an OMX component
 619  *****************************************************************************/
 620 static OMX_ERRORTYPE InitialiseComponent(decoder_t *p_dec,
 621     OMX_STRING psz_component, OMX_HANDLETYPE *p_handle)
 622 {
 623     static OMX_CALLBACKTYPE callbacks =
 624         { OmxEventHandler, OmxEmptyBufferDone, OmxFillBufferDone };
 625     decoder_sys_t *p_sys = p_dec->p_sys;
 626     OMX_HANDLETYPE omx_handle;
 627     OMX_ERRORTYPE omx_error;
 628     unsigned int i;
 629     OMX_U8 psz_role[OMX_MAX_STRINGNAME_SIZE];
 630     OMX_PARAM_COMPONENTROLETYPE role;
 631     OMX_PARAM_PORTDEFINITIONTYPE definition;
 632     OMX_PORT_PARAM_TYPE param;
 633
 634     /* Load component */
 635     omx_error = pf_get_handle( &omx_handle, psz_component, p_dec, &callbacks );
 636     if(omx_error != OMX_ErrorNone)
 637     {
 638         msg_Warn( p_dec, "OMX_GetHandle(%s) failed (%x: %s)", psz_component,
 639                   omx_error, ErrorToString(omx_error) );
 640         return omx_error;
 641     }
 642     strncpy(p_sys->psz_component, psz_component, OMX_MAX_STRINGNAME_SIZE-1);
 643
 644     omx_error = OMX_ComponentRoleEnum(omx_handle, psz_role, 0);
 645     if(omx_error == OMX_ErrorNone)
 646         msg_Dbg(p_dec, "loaded component %s of role %s", psz_component, psz_role);
 647     else
 648         msg_Dbg(p_dec, "loaded component %s", psz_component);
 649     PrintOmx(p_dec, omx_handle, OMX_ALL);
 650
 651     /* Set component role */
 652     OMX_INIT_STRUCTURE(role);
 653     strcpy((char*)role.cRole,
 654            GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec : p_dec->fmt_in.i_codec,
 655                       p_dec->fmt_in.i_cat, p_sys->b_enc));
 656
 657     omx_error = OMX_SetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 658                                  &role);
 659     omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 660                                  &role);
 661     if(omx_error == OMX_ErrorNone)
 662         msg_Dbg(p_dec, "component standard role set to %s", role.cRole);
 663
 664     /* Find the input / output ports */
 665     OMX_INIT_STRUCTURE(param);
 666     OMX_INIT_STRUCTURE(definition);
 667     omx_error = OMX_GetParameter(omx_handle, p_dec->fmt_in.i_cat == VIDEO_ES ?
 668                                  OMX_IndexParamVideoInit : OMX_IndexParamAudioInit, &param);
 669     if(omx_error != OMX_ErrorNone) {
 670 #ifdef __ANDROID__
 671         param.nPorts = 2;
 672         param.nStartPortNumber = 0;
 673 #else
 674         param.nPorts = 0;
 675 #endif
 676     }
 677
 678     for(i = 0; i < param.nPorts; i++)
 679     {
 680         OmxPort *p_port;
 681
 682         /* Get port definition */
 683         definition.nPortIndex = param.nStartPortNumber + i;
 684         omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamPortDefinition,
 685                                      &definition);
 686         if(omx_error != OMX_ErrorNone) continue;
 687
 688         if(definition.eDir == OMX_DirInput) p_port = &p_sys->in;
 689         else  p_port = &p_sys->out;
 690
 691         p_port->b_valid = true;
 692         p_port->i_port_index = definition.nPortIndex;
 693         p_port->definition = definition;
 694         p_port->omx_handle = omx_handle;
 695     }
 696
 697     if(!p_sys->in.b_valid || !p_sys->out.b_valid)
 698     {
 699         omx_error = OMX_ErrorInvalidComponent;
 700         CHECK_ERROR(omx_error, "couldn't find an input and output port");
 701     }
 702
 703     if(!strncmp(p_sys->psz_component, "OMX.SEC.", 8) &&
 704        p_dec->fmt_in.i_cat == VIDEO_ES)
 705     {
 706         OMX_INDEXTYPE index;
 707         omx_error = OMX_GetExtensionIndex(omx_handle, (OMX_STRING) "OMX.SEC.index.ThumbnailMode", &index);
 708         if(omx_error == OMX_ErrorNone)
 709         {
 710             OMX_BOOL enable = OMX_TRUE;
 711             omx_error = OMX_SetConfig(omx_handle, index, &enable);
 712             CHECK_ERROR(omx_error, "Unable to set ThumbnailMode");
 713         } else {
 714             OMX_BOOL enable = OMX_TRUE;
 715             /* Needed on Samsung Galaxy S II */
 716             omx_error = OMX_SetConfig(omx_handle, OMX_IndexVendorSetYUV420pMode, &enable);
 717             if (omx_error == OMX_ErrorNone)
 718                 msg_Dbg(p_dec, "Set OMX_IndexVendorSetYUV420pMode successfully");
 719             else
 720                 msg_Dbg(p_dec, "Unable to set OMX_IndexVendorSetYUV420pMode: %x", omx_error);
 721         }
 722     }
 723
 724     if(!strncmp(p_sys->psz_component, "OMX.broadcom.", 13))
 725     {
 726         OMX_CONFIG_REQUESTCALLBACKTYPE notifications;
 727         OMX_INIT_STRUCTURE(notifications);
 728
 729         notifications.nPortIndex = p_sys->out.i_port_index;
 730         notifications.nIndex = OMX_IndexParamBrcmPixelAspectRatio;
 731         notifications.bEnable = OMX_TRUE;
 732
 733         omx_error = OMX_SetParameter(omx_handle,
 734                 OMX_IndexConfigRequestCallback, &notifications);
 735         if (omx_error == OMX_ErrorNone) {
 736             msg_Dbg(p_dec, "Enabled aspect ratio notifications");
 737             p_sys->b_aspect_ratio_handled = true;
 738         } else
 739             msg_Dbg(p_dec, "Could not enable aspect ratio notifications");
 740     }
 741
 742     /* Set port definitions */
 743     for(i = 0; i < p_sys->ports; i++)
 744     {
 745         omx_error = SetPortDefinition(p_dec, &p_sys->p_ports[i],
 746                                       p_sys->p_ports[i].p_fmt);
 747         if(omx_error != OMX_ErrorNone) goto error;
 748     }
 749
 750     if(!strncmp(p_sys->psz_component, "OMX.broadcom.", 13) &&
 751         p_sys->in.p_fmt->i_codec == VLC_CODEC_H264)
 752     {
 753         OMX_PARAM_BRCMVIDEODECODEERRORCONCEALMENTTYPE concanParam;
 754         OMX_INIT_STRUCTURE(concanParam);
 755         concanParam.bStartWithValidFrame = OMX_FALSE;
 756
 757         omx_error = OMX_SetParameter(omx_handle,
 758                 OMX_IndexParamBrcmVideoDecodeErrorConcealment, &concanParam);
 759         if (omx_error == OMX_ErrorNone)
 760             msg_Dbg(p_dec, "StartWithValidFrame disabled.");
 761         else
 762             msg_Dbg(p_dec, "Could not disable StartWithValidFrame.");
 763     }
 764
 765     /* Allocate our array for the omx buffers and enable ports */
 766     for(i = 0; i < p_sys->ports; i++)
 767     {
 768         OmxPort *p_port = &p_sys->p_ports[i];
 769
 770         p_port->pp_buffers =
 771             malloc(p_port->definition.nBufferCountActual *
 772                    sizeof(OMX_BUFFERHEADERTYPE*));
 773         if(!p_port->pp_buffers)
 774         {
 775           omx_error = OMX_ErrorInsufficientResources;
 776           CHECK_ERROR(omx_error, "memory allocation failed");
 777         }
 778         p_port->i_buffers = p_port->definition.nBufferCountActual;
 779
 780         /* Enable port */
 781         if(!p_port->definition.bEnabled)
 782         {
 783             omx_error = OMX_SendCommand( omx_handle, OMX_CommandPortEnable,
 784                                          p_port->i_port_index, NULL);
 785             CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
 786                         (int)p_port->i_port_index, omx_error );
 787             omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
 788             CHECK_ERROR(omx_error, "Wait for PortEnable on %i failed (%x)",
 789                         (int)p_port->i_port_index, omx_error );
 790         }
 791     }
 792
 793     *p_handle = omx_handle;
 794     return OMX_ErrorNone;
 795
 796  error:
 797     DeinitialiseComponent(p_dec, omx_handle);
 798     *p_handle = 0;
 799     return omx_error;
 800 }
 801
 802 /*****************************************************************************
 803  * OpenDecoder: Create the decoder instance
 804  *****************************************************************************/
 805 static int OpenDecoder( vlc_object_t *p_this )
 806 {
 807     decoder_t *p_dec = (decoder_t*)p_this;
 808     int status;
 809
 810     if( 0 || !GetOmxRole(p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat, false) )
 811         return VLC_EGENERIC;
 812
 813     status = OpenGeneric( p_this, false );
 814     if(status != VLC_SUCCESS) return status;
 815
 816     p_dec->pf_decode_video = DecodeVideo;
 817     p_dec->pf_decode_audio = DecodeAudio;
 818
 819     return VLC_SUCCESS;
 820 }
 821
 822 /*****************************************************************************
 823  * OpenEncoder: Create the encoder instance
 824  *****************************************************************************/
 825 static int OpenEncoder( vlc_object_t *p_this )
 826 {
 827     encoder_t *p_enc = (encoder_t*)p_this;
 828     int status;
 829
 830     if( !GetOmxRole(p_enc->fmt_out.i_codec, p_enc->fmt_in.i_cat, true) )
 831         return VLC_EGENERIC;
 832
 833     status = OpenGeneric( p_this, true );
 834     if(status != VLC_SUCCESS) return status;
 835
 836     p_enc->pf_encode_video = EncodeVideo;
 837
 838     return VLC_SUCCESS;
 839 }
 840
 841 /*****************************************************************************
 842  * OpenGeneric: Create the generic decoder/encoder instance
 843  *****************************************************************************/
 844 static int OpenGeneric( vlc_object_t *p_this, bool b_encode )
 845 {
 846     decoder_t *p_dec = (decoder_t*)p_this;
 847     decoder_sys_t *p_sys;
 848     OMX_ERRORTYPE omx_error;
 849     OMX_BUFFERHEADERTYPE *p_header;
 850     unsigned int i, j;
 851
 852     if (InitOmxCore(p_this) != VLC_SUCCESS) {
 853         return VLC_EGENERIC;
 854     }
 855
 856     /* Allocate the memory needed to store the decoder's structure */
 857     if( ( p_dec->p_sys = p_sys = calloc( 1, sizeof(*p_sys)) ) == NULL )
 858     {
 859         DeinitOmxCore();
 860         return VLC_ENOMEM;
 861     }
 862
 863     /* Initialise the thread properties */
 864     if(!b_encode)
 865     {
 866         p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
 867         p_dec->fmt_out.video = p_dec->fmt_in.video;
 868         p_dec->fmt_out.audio = p_dec->fmt_in.audio;
 869         p_dec->fmt_out.i_codec = 0;
 870
 871         /* set default aspect of 1, if parser did not set it */
 872         if (p_dec->fmt_out.video.i_sar_num == 0)
 873             p_dec->fmt_out.video.i_sar_num = 1;
 874         if (p_dec->fmt_out.video.i_sar_den == 0)
 875             p_dec->fmt_out.video.i_sar_den = 1;
 876     }
 877     p_sys->b_enc = b_encode;
 878     InitOmxEventQueue(&p_sys->event_queue);
 879     vlc_mutex_init (&p_sys->in.fifo.lock);
 880     vlc_cond_init (&p_sys->in.fifo.wait);
 881     p_sys->in.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pOutputPortPrivate) / sizeof(void *);
 882     p_sys->in.fifo.pp_last = &p_sys->in.fifo.p_first;
 883     p_sys->in.b_direct = false;
 884     p_sys->in.b_flushed = true;
 885     p_sys->in.p_fmt = &p_dec->fmt_in;
 886     vlc_mutex_init (&p_sys->out.fifo.lock);
 887     vlc_cond_init (&p_sys->out.fifo.wait);
 888     p_sys->out.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pInputPortPrivate) / sizeof(void *);
 889     p_sys->out.fifo.pp_last = &p_sys->out.fifo.p_first;
 890     p_sys->out.b_direct = false;
 891     p_sys->out.b_flushed = true;
 892     p_sys->out.p_fmt = &p_dec->fmt_out;
 893     p_sys->ports = 2;
 894     p_sys->p_ports = &p_sys->in;
 895     p_sys->b_use_pts = 1;
 896
 897     msg_Dbg(p_dec, "fmt in:%4.4s, out: %4.4s", (char *)&p_dec->fmt_in.i_codec,
 898             (char *)&p_dec->fmt_out.i_codec);
 899
 900     /* Enumerate components and build a list of the one we want to try */
 901     p_sys->components =
 902         CreateComponentsList(p_this,
 903              GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec :
 904                         p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat,
 905                         p_sys->b_enc), p_sys->ppsz_components);
 906     if( !p_sys->components )
 907     {
 908         msg_Warn( p_this, "couldn't find an omx component for codec %4.4s",
 909                   (char *)&p_dec->fmt_in.i_codec );
 910         CloseGeneric(p_this);
 911         return VLC_EGENERIC;
 912     }
 913
 914     /* Try to load and initialise a component */
 915     omx_error = OMX_ErrorUndefined;
 916     for(i = 0; i < p_sys->components; i++)
 917     {
 918 #ifdef __ANDROID__
 919         /* ignore OpenCore software codecs */
 920         if (!strncmp(p_sys->ppsz_components[i], "OMX.PV.", 7))
 921             continue;
 922         /* The same sw codecs, renamed in ICS (perhaps also in honeycomb) */
 923         if (!strncmp(p_sys->ppsz_components[i], "OMX.google.", 11))
 924             continue;
 925         /* This one has been seen on HTC One V - it behaves like it works,
 926          * but FillBufferDone returns buffers filled with 0 bytes. The One V
 927          * has got a working OMX.qcom.video.decoder.avc instead though. */
 928         if (!strncmp(p_sys->ppsz_components[i], "OMX.ARICENT.", 12))
 929             continue;
 930         /* Codecs with DRM, that don't output plain YUV data but only
 931          * support direct rendering where the output can't be intercepted. */
 932         if (strstr(p_sys->ppsz_components[i], ".secure"))
 933             continue;
 934         /* Use VC1 decoder for WMV3 for now */
 935         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.WMV.Decoder"))
 936             continue;
 937         /* This decoder does work, but has an insane latency (leading to errors
 938          * about "main audio output playback way too late" and dropped frames).
 939          * At least Samsung Galaxy S III (where this decoder is present) has
 940          * got another one, OMX.SEC.mp3.dec, that works well and has a
 941          * sensible latency. (Also, even if that one isn't found, in general,
 942          * using SW codecs is usually more than fast enough for MP3.) */
 943         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.MP3.Decoder"))
 944             continue;
 945         /* This codec should be able to handle both VC1 and WMV3, but
 946          * for VC1 it doesn't output any buffers at all (in the way we use
 947          * it) and for WMV3 it outputs plain black buffers. Thus ignore
 948          * it until we can make it work properly. */
 949         if (!strcmp(p_sys->ppsz_components[i], "OMX.Nvidia.vc1.decode"))
 950             continue;
 951 #endif
 952         omx_error = InitialiseComponent(p_dec, p_sys->ppsz_components[i],
 953                                         &p_sys->omx_handle);
 954         if(omx_error == OMX_ErrorNone) break;
 955     }
 956     CHECK_ERROR(omx_error, "no component could be initialised" );
 957
 958     /* Move component to Idle then Executing state */
 959     OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet, OMX_StateIdle, 0 );
 960     CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
 961
 962     /* Allocate omx buffers */
 963     for(i = 0; i < p_sys->ports; i++)
 964     {
 965         OmxPort *p_port = &p_sys->p_ports[i];
 966
 967         for(j = 0; j < p_port->i_buffers; j++)
 968         {
 969 #if 0
 970 #define ALIGN(x,BLOCKLIGN) (((x) + BLOCKLIGN - 1) & ~(BLOCKLIGN - 1))
 971             char *p_buf = malloc(p_port->definition.nBufferSize +
 972                                  p_port->definition.nBufferAlignment);
 973             p_port->pp_buffers[i] = (void *)ALIGN((uintptr_t)p_buf, p_port->definition.nBufferAlignment);
 974 #endif
 975
 976             if(p_port->b_direct)
 977                 omx_error =
 978                     OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
 979                                    p_port->i_port_index, 0,
 980                                    p_port->definition.nBufferSize, (void*)1);
 981             else
 982                 omx_error =
 983                     OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
 984                                         p_port->i_port_index, 0,
 985                                         p_port->definition.nBufferSize);
 986
 987             if(omx_error != OMX_ErrorNone) break;
 988             OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[j]);
 989         }
 990         p_port->i_buffers = j;
 991         CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
 992                     omx_error, (int)p_port->i_port_index, j );
 993     }
 994
 995     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
 996     CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
 997
 998     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet,
 999                                  OMX_StateExecuting, 0);
1000     CHECK_ERROR(omx_error, "OMX_CommandStateSet Executing failed (%x)", omx_error );
1001     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
1002     CHECK_ERROR(omx_error, "Wait for Executing failed (%x)", omx_error );
1003
1004     /* Send codec configuration data */
1005     if( p_dec->fmt_in.i_extra )
1006     {
1007         OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1008         p_header->nFilledLen = p_dec->fmt_in.i_extra;
1009
1010         /* Convert H.264 NAL format to annex b */
1011         if( p_sys->i_nal_size_length && !p_sys->in.b_direct )
1012         {
1013             p_header->nFilledLen = 0;
1014             convert_sps_pps( p_dec, p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra,
1015                              p_header->pBuffer, p_header->nAllocLen,
1016                              (uint32_t*) &p_header->nFilledLen, NULL );
1017         }
1018         else if(p_sys->in.b_direct)
1019         {
1020             p_header->pOutputPortPrivate = p_header->pBuffer;
1021             p_header->pBuffer = p_dec->fmt_in.p_extra;
1022         }
1023         else if (p_dec->fmt_in.i_codec == VLC_CODEC_WMV3 &&
1024                  p_dec->fmt_in.i_extra >= 4 &&
1025                  p_header->nAllocLen >= 36)
1026         {
1027             int profile;
1028             // According to OMX IL 1.2.0 spec (4.3.33.2), the codec config
1029             // data for VC-1 Main/Simple (aka WMV3) is according to table 265
1030             // in the VC-1 spec. Most of the fields are just set with placeholders
1031             // (like framerate, hrd_buffer/rate).
1032             static const uint8_t wmv3seq[] = {
1033                 0xff, 0xff, 0xff, 0xc5, // numframes=ffffff, marker byte
1034                 0x04, 0x00, 0x00, 0x00, // marker byte
1035                 0x00, 0x00, 0x00, 0x00, // struct C, almost equal to p_extra
1036                 0x00, 0x00, 0x00, 0x00, // struct A, vert size
1037                 0x00, 0x00, 0x00, 0x00, // struct A, horiz size
1038                 0x0c, 0x00, 0x00, 0x00, // marker byte
1039                 0xff, 0xff, 0x00, 0x80, // struct B, level=4, cbr=0, hrd_buffer=ffff
1040                 0xff, 0xff, 0x00, 0x00, // struct B, hrd_rate=ffff
1041                 0xff, 0xff, 0xff, 0xff, // struct B, framerate=ffffffff
1042             };
1043             p_header->nFilledLen = sizeof(wmv3seq);
1044             memcpy(p_header->pBuffer, wmv3seq, p_header->nFilledLen);
1045             // Struct C - almost equal to the extradata
1046             memcpy(&p_header->pBuffer[8], p_dec->fmt_in.p_extra, 4);
1047             // Expand profile from the highest 2 bits to the highest 4 bits
1048             profile = p_header->pBuffer[8] >> 6;
1049             p_header->pBuffer[8] = (p_header->pBuffer[8] & 0x0f) | (profile << 4);
1050             // Fill in the height/width for struct A
1051             SetDWLE(&p_header->pBuffer[12], p_dec->fmt_in.video.i_height);
1052             SetDWLE(&p_header->pBuffer[16], p_dec->fmt_in.video.i_width);
1053         }
1054         else
1055         {
1056             if(p_header->nFilledLen > p_header->nAllocLen)
1057             {
1058                 msg_Dbg(p_dec, "buffer too small (%i,%i)", (int)p_header->nFilledLen,
1059                         (int)p_header->nAllocLen);
1060                 p_header->nFilledLen = p_header->nAllocLen;
1061             }
1062             memcpy(p_header->pBuffer, p_dec->fmt_in.p_extra, p_header->nFilledLen);
1063         }
1064
1065         p_header->nOffset = 0;
1066         p_header->nFlags = OMX_BUFFERFLAG_CODECCONFIG | OMX_BUFFERFLAG_ENDOFFRAME;
1067         msg_Dbg(p_dec, "sending codec config data %p, %p, %i", p_header,
1068                 p_header->pBuffer, (int)p_header->nFilledLen);
1069         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1070     }
1071
1072     /* Get back output port definition */
1073     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1074     if(omx_error != OMX_ErrorNone) goto error;
1075
1076     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1077     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1078
1079     if(p_sys->b_error) goto error;
1080
1081     p_dec->b_need_packetized = true;
1082
1083     if (!p_sys->b_use_pts)
1084         msg_Dbg( p_dec, "using dts timestamp mode for %s", p_sys->psz_component);
1085
1086     return VLC_SUCCESS;
1087
1088  error:
1089     CloseGeneric(p_this);
1090     return VLC_EGENERIC;
1091 }
1092
1093 /*****************************************************************************
1094  * PortReconfigure
1095  *****************************************************************************/
1096 static OMX_ERRORTYPE PortReconfigure(decoder_t *p_dec, OmxPort *p_port)
1097 {
1098     decoder_sys_t *p_sys = p_dec->p_sys;
1099     OMX_PARAM_PORTDEFINITIONTYPE definition;
1100     OMX_BUFFERHEADERTYPE *p_buffer;
1101     OMX_ERRORTYPE omx_error;
1102     unsigned int i;
1103
1104     /* Sanity checking */
1105     OMX_INIT_STRUCTURE(definition);
1106     definition.nPortIndex = p_port->i_port_index;
1107     omx_error = OMX_GetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1108                                  &definition);
1109     if(omx_error != OMX_ErrorNone || (p_dec->fmt_in.i_cat == VIDEO_ES &&
1110        (!definition.format.video.nFrameWidth ||
1111        !definition.format.video.nFrameHeight)) )
1112         return OMX_ErrorUndefined;
1113
1114     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortDisable,
1115                                  p_port->i_port_index, NULL);
1116     CHECK_ERROR(omx_error, "OMX_CommandPortDisable on %i failed (%x)",
1117                 (int)p_port->i_port_index, omx_error );
1118
1119     for(i = 0; i < p_port->i_buffers; i++)
1120     {
1121         OMX_FIFO_GET(&p_port->fifo, p_buffer);
1122         if (p_buffer->pAppPrivate != NULL)
1123             decoder_DeletePicture( p_dec, p_buffer->pAppPrivate );
1124         if (p_buffer->nFlags & SENTINEL_FLAG) {
1125             free(p_buffer);
1126             i--;
1127             continue;
1128         }
1129         omx_error = OMX_FreeBuffer( p_sys->omx_handle,
1130                                     p_port->i_port_index, p_buffer );
1131
1132         if(omx_error != OMX_ErrorNone) break;
1133     }
1134     CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
1135                 omx_error, (int)p_port->i_port_index, i );
1136
1137     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
1138     CHECK_ERROR(omx_error, "Wait for PortDisable failed (%x)", omx_error );
1139
1140     /* Get the new port definition */
1141     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1142     if(omx_error != OMX_ErrorNone) goto error;
1143
1144     if( p_dec->fmt_in.i_cat != AUDIO_ES )
1145     {
1146         /* Don't explicitly set the new parameters that we got with
1147          * OMX_GetParameter above when using audio codecs.
1148          * That struct hasn't been changed since, so there should be
1149          * no need to set it here, unless some codec expects the
1150          * SetParameter call as a trigger event for some part of
1151          * the reconfiguration.
1152          * This fixes using audio decoders on Samsung Galaxy S II,
1153          *
1154          * Only skipping this for audio codecs, to minimize the
1155          * change for current working configurations for video.
1156          */
1157         omx_error = OMX_SetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1158                                      &definition);
1159         CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
1160                     omx_error, ErrorToString(omx_error));
1161     }
1162
1163     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortEnable,
1164                                  p_port->i_port_index, NULL);
1165     CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
1166                 (int)p_port->i_port_index, omx_error );
1167
1168     if (p_port->definition.nBufferCountActual > p_port->i_buffers) {
1169         free(p_port->pp_buffers);
1170         p_port->pp_buffers = malloc(p_port->definition.nBufferCountActual * sizeof(OMX_BUFFERHEADERTYPE*));
1171         if(!p_port->pp_buffers)
1172         {
1173             omx_error = OMX_ErrorInsufficientResources;
1174             CHECK_ERROR(omx_error, "memory allocation failed");
1175         }
1176     }
1177     p_port->i_buffers = p_port->definition.nBufferCountActual;
1178     for(i = 0; i < p_port->i_buffers; i++)
1179     {
1180         if(p_port->b_direct)
1181             omx_error =
1182                 OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1183                                p_port->i_port_index, 0,
1184                                p_port->definition.nBufferSize, (void*)1);
1185         else
1186             omx_error =
1187                 OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1188                                     p_port->i_port_index, 0,
1189                                     p_port->definition.nBufferSize);
1190
1191         if(omx_error != OMX_ErrorNone) break;
1192         OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[i]);
1193     }
1194     p_port->i_buffers = i;
1195     CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
1196                 omx_error, (int)p_port->i_port_index, i );
1197
1198     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
1199     CHECK_ERROR(omx_error, "Wait for PortEnable failed (%x)", omx_error );
1200
1201     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1202     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1203
1204  error:
1205     return omx_error;
1206 }
1207
1208 /*****************************************************************************
1209  * DecodeVideo: Called to decode one frame
1210  *****************************************************************************/
1211 static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
1212 {
1213     decoder_sys_t *p_sys = p_dec->p_sys;
1214     picture_t *p_pic = NULL, *p_next_pic;
1215     OMX_ERRORTYPE omx_error;
1216     unsigned int i;
1217
1218     OMX_BUFFERHEADERTYPE *p_header;
1219     block_t *p_block;
1220     int i_input_used = 0;
1221     struct H264ConvertState convert_state = { 0, 0 };
1222
1223     if( !pp_block || !*pp_block )
1224         return NULL;
1225
1226     p_block = *pp_block;
1227
1228     /* Check for errors from codec */
1229     if(p_sys->b_error)
1230     {
1231         msg_Dbg(p_dec, "error during decoding");
1232         block_Release( p_block );
1233         return 0;
1234     }
1235
1236     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1237     {
1238         block_Release( p_block );
1239         if(!p_sys->in.b_flushed)
1240         {
1241             msg_Dbg(p_dec, "flushing");
1242             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1243                              p_sys->in.definition.nPortIndex, 0 );
1244         }
1245         p_sys->in.b_flushed = true;
1246         return NULL;
1247     }
1248
1249     /* Use the aspect ratio provided by the input (ie read from packetizer).
1250      * In case the we get aspect ratio info from the decoder (as in the
1251      * broadcom OMX implementation on RPi), don't let the packetizer values
1252      * override what the decoder says, if anything - otherwise always update
1253      * even if it already is set (since it can change within a stream). */
1254     if((p_dec->fmt_in.video.i_sar_num != 0 && p_dec->fmt_in.video.i_sar_den != 0) &&
1255        (p_dec->fmt_out.video.i_sar_num == 0 || p_dec->fmt_out.video.i_sar_den == 0 ||
1256              !p_sys->b_aspect_ratio_handled))
1257     {
1258         p_dec->fmt_out.video.i_sar_num = p_dec->fmt_in.video.i_sar_num;
1259         p_dec->fmt_out.video.i_sar_den = p_dec->fmt_in.video.i_sar_den;
1260     }
1261
1262     /* Take care of decoded frames first */
1263     while(!p_pic)
1264     {
1265         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1266         if(!p_header) break; /* No frame available */
1267
1268         if(p_sys->out.b_update_def)
1269         {
1270             omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1271             p_sys->out.b_update_def = 0;
1272         }
1273
1274         if(p_header->nFilledLen)
1275         {
1276             p_pic = p_header->pAppPrivate;
1277             if(!p_pic)
1278             {
1279                 /* We're not in direct rendering mode.
1280                  * Get a new picture and copy the content */
1281                 p_pic = decoder_NewPicture( p_dec );
1282
1283                 if (p_pic)
1284                     CopyOmxPicture(p_sys->out.definition.format.video.eColorFormat,
1285                                    p_pic, p_sys->out.definition.format.video.nSliceHeight,
1286                                    p_sys->out.i_frame_stride,
1287                                    p_header->pBuffer + p_header->nOffset,
1288                                    p_sys->out.i_frame_stride_chroma_div, NULL);
1289             }
1290
1291             if (p_pic)
1292                 p_pic->date = FromOmxTicks(p_header->nTimeStamp);
1293             p_header->nFilledLen = 0;
1294             p_header->pAppPrivate = 0;
1295         }
1296
1297         /* Get a new picture */
1298         if(p_sys->out.b_direct && !p_header->pAppPrivate)
1299         {
1300             p_next_pic = decoder_NewPicture( p_dec );
1301             if(!p_next_pic) break;
1302
1303             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1304             p_header->pAppPrivate = p_next_pic;
1305             p_header->pInputPortPrivate = p_header->pBuffer;
1306             p_header->pBuffer = p_next_pic->p[0].p_pixels;
1307         }
1308         else
1309         {
1310             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1311         }
1312
1313 #ifdef OMXIL_EXTRA_DEBUG
1314         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1315 #endif
1316         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1317     }
1318
1319 more_input:
1320     /* Send the input buffer to the component */
1321     OMX_FIFO_GET_TIMEOUT(&p_sys->in.fifo, p_header, 200000);
1322
1323     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1324         free(p_header);
1325         goto reconfig;
1326     }
1327
1328     if(p_header)
1329     {
1330         bool decode_more = false;
1331         p_header->nFilledLen = p_block->i_buffer - i_input_used;
1332         p_header->nOffset = 0;
1333         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1334         if (p_sys->b_use_pts && p_block->i_pts)
1335             p_header->nTimeStamp = ToOmxTicks(p_block->i_pts);
1336         else
1337             p_header->nTimeStamp = ToOmxTicks(p_block->i_dts);
1338
1339         /* In direct mode we pass the input pointer as is.
1340          * Otherwise we memcopy the data */
1341         if(p_sys->in.b_direct)
1342         {
1343             p_header->pOutputPortPrivate = p_header->pBuffer;
1344             p_header->pBuffer = p_block->p_buffer;
1345             p_header->pAppPrivate = p_block;
1346             i_input_used = p_header->nFilledLen;
1347         }
1348         else
1349         {
1350             if(p_header->nFilledLen > p_header->nAllocLen)
1351             {
1352                 p_header->nFilledLen = p_header->nAllocLen;
1353             }
1354             memcpy(p_header->pBuffer, p_block->p_buffer + i_input_used, p_header->nFilledLen);
1355             i_input_used += p_header->nFilledLen;
1356             if (i_input_used == p_block->i_buffer)
1357             {
1358                 block_Release(p_block);
1359             }
1360             else
1361             {
1362                 decode_more = true;
1363                 p_header->nFlags &= ~OMX_BUFFERFLAG_ENDOFFRAME;
1364             }
1365         }
1366
1367         /* Convert H.264 NAL format to annex b. Doesn't do anything if
1368          * i_nal_size_length == 0, which is the case for codecs other
1369          * than H.264 */
1370         convert_h264_to_annexb( p_header->pBuffer, p_header->nFilledLen,
1371                                 p_sys->i_nal_size_length, &convert_state );
1372 #ifdef OMXIL_EXTRA_DEBUG
1373         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i, %"PRId64, p_header, p_header->pBuffer,
1374                  (int)p_header->nFilledLen, FromOmxTicks(p_header->nTimeStamp) );
1375 #endif
1376         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1377         p_sys->in.b_flushed = false;
1378         if (decode_more)
1379             goto more_input;
1380         else
1381             *pp_block = NULL; /* Avoid being fed the same packet again */
1382     }
1383
1384 reconfig:
1385     /* Handle the PortSettingsChanged events */
1386     for(i = 0; i < p_sys->ports; i++)
1387     {
1388         OmxPort *p_port = &p_sys->p_ports[i];
1389         if(p_port->b_reconfigure)
1390         {
1391             omx_error = PortReconfigure(p_dec, p_port);
1392             p_port->b_reconfigure = 0;
1393         }
1394         if(p_port->b_update_def)
1395         {
1396             omx_error = GetPortDefinition(p_dec, p_port, p_port->p_fmt);
1397             p_port->b_update_def = 0;
1398         }
1399     }
1400
1401     return p_pic;
1402 }
1403
1404 /*****************************************************************************
1405  * DecodeAudio: Called to decode one frame
1406  *****************************************************************************/
1407 block_t *DecodeAudio ( decoder_t *p_dec, block_t **pp_block )
1408 {
1409     decoder_sys_t *p_sys = p_dec->p_sys;
1410     block_t *p_buffer = NULL;
1411     OMX_BUFFERHEADERTYPE *p_header;
1412     OMX_ERRORTYPE omx_error;
1413     block_t *p_block;
1414     unsigned int i;
1415
1416     if( !pp_block || !*pp_block ) return NULL;
1417
1418     p_block = *pp_block;
1419
1420     /* Check for errors from codec */
1421     if(p_sys->b_error)
1422     {
1423         msg_Dbg(p_dec, "error during decoding");
1424         block_Release( p_block );
1425         return 0;
1426     }
1427
1428     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1429     {
1430         block_Release( p_block );
1431         date_Set( &p_sys->end_date, 0 );
1432         if(!p_sys->in.b_flushed)
1433         {
1434             msg_Dbg(p_dec, "flushing");
1435             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1436                              p_sys->in.definition.nPortIndex, 0 );
1437         }
1438         p_sys->in.b_flushed = true;
1439         return NULL;
1440     }
1441
1442     if( !date_Get( &p_sys->end_date ) )
1443     {
1444         if( !p_block->i_pts )
1445         {
1446             /* We've just started the stream, wait for the first PTS. */
1447             block_Release( p_block );
1448             return NULL;
1449         }
1450         date_Set( &p_sys->end_date, p_block->i_pts );
1451     }
1452
1453     /* Take care of decoded frames first */
1454     while(!p_buffer)
1455     {
1456         unsigned int i_samples = 0;
1457
1458         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1459         if(!p_header) break; /* No frame available */
1460
1461         if (p_sys->out.p_fmt->audio.i_channels)
1462             i_samples = p_header->nFilledLen / p_sys->out.p_fmt->audio.i_channels / 2;
1463         if(i_samples)
1464         {
1465             p_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
1466             if( !p_buffer ) break; /* No audio buffer available */
1467
1468             memcpy( p_buffer->p_buffer, p_header->pBuffer, p_buffer->i_buffer );
1469             p_header->nFilledLen = 0;
1470
1471             int64_t timestamp = FromOmxTicks(p_header->nTimeStamp);
1472             if( timestamp != 0 &&
1473                 timestamp != date_Get( &p_sys->end_date ) )
1474                 date_Set( &p_sys->end_date, timestamp );
1475
1476             p_buffer->i_pts = date_Get( &p_sys->end_date );
1477             p_buffer->i_length = date_Increment( &p_sys->end_date, i_samples ) -
1478                 p_buffer->i_pts;
1479         }
1480
1481 #ifdef OMXIL_EXTRA_DEBUG
1482         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1483 #endif
1484         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1485         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1486     }
1487
1488
1489     /* Send the input buffer to the component */
1490     OMX_FIFO_GET_TIMEOUT(&p_sys->in.fifo, p_header, 200000);
1491
1492     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1493         free(p_header);
1494         goto reconfig;
1495     }
1496
1497     if(p_header)
1498     {
1499         p_header->nFilledLen = p_block->i_buffer;
1500         p_header->nOffset = 0;
1501         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1502         p_header->nTimeStamp = ToOmxTicks(p_block->i_dts);
1503
1504         /* In direct mode we pass the input pointer as is.
1505          * Otherwise we memcopy the data */
1506         if(p_sys->in.b_direct)
1507         {
1508             p_header->pOutputPortPrivate = p_header->pBuffer;
1509             p_header->pBuffer = p_block->p_buffer;
1510             p_header->pAppPrivate = p_block;
1511         }
1512         else
1513         {
1514             if(p_header->nFilledLen > p_header->nAllocLen)
1515             {
1516                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1517                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1518                 p_header->nFilledLen = p_header->nAllocLen;
1519             }
1520             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1521             block_Release(p_block);
1522         }
1523
1524 #ifdef OMXIL_EXTRA_DEBUG
1525         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1526                  (int)p_header->nFilledLen );
1527 #endif
1528         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1529         p_sys->in.b_flushed = false;
1530         *pp_block = NULL; /* Avoid being fed the same packet again */
1531     }
1532
1533 reconfig:
1534     /* Handle the PortSettingsChanged events */
1535     for(i = 0; i < p_sys->ports; i++)
1536     {
1537         OmxPort *p_port = &p_sys->p_ports[i];
1538         if(!p_port->b_reconfigure) continue;
1539         p_port->b_reconfigure = 0;
1540         omx_error = PortReconfigure(p_dec, p_port);
1541     }
1542
1543     return p_buffer;
1544 }
1545
1546 /*****************************************************************************
1547  * EncodeVideo: Called to encode one frame
1548  *****************************************************************************/
1549 static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pic )
1550 {
1551     decoder_t *p_dec = ( decoder_t *)p_enc;
1552     decoder_sys_t *p_sys = p_dec->p_sys;
1553     OMX_ERRORTYPE omx_error;
1554     unsigned int i;
1555
1556     OMX_BUFFERHEADERTYPE *p_header;
1557     block_t *p_block = 0;
1558
1559     if( !p_pic ) return NULL;
1560
1561     /* Check for errors from codec */
1562     if(p_sys->b_error)
1563     {
1564         msg_Dbg(p_dec, "error during encoding");
1565         return NULL;
1566     }
1567
1568     /* Send the input buffer to the component */
1569     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1570     if(p_header)
1571     {
1572         /* In direct mode we pass the input pointer as is.
1573          * Otherwise we memcopy the data */
1574         if(p_sys->in.b_direct)
1575         {
1576             p_header->pOutputPortPrivate = p_header->pBuffer;
1577             p_header->pBuffer = p_pic->p[0].p_pixels;
1578         }
1579         else
1580         {
1581             CopyVlcPicture(p_dec, p_header, p_pic);
1582         }
1583
1584         p_header->nFilledLen = p_sys->in.i_frame_size;
1585         p_header->nOffset = 0;
1586         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1587         p_header->nTimeStamp = ToOmxTicks(p_pic->date);
1588 #ifdef OMXIL_EXTRA_DEBUG
1589         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1590                  (int)p_header->nFilledLen );
1591 #endif
1592         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1593         p_sys->in.b_flushed = false;
1594     }
1595
1596     /* Handle the PortSettingsChanged events */
1597     for(i = 0; i < p_sys->ports; i++)
1598     {
1599         OmxPort *p_port = &p_sys->p_ports[i];
1600         if(!p_port->b_reconfigure) continue;
1601         p_port->b_reconfigure = 0;
1602         omx_error = PortReconfigure(p_dec, p_port);
1603     }
1604
1605     /* Wait for the decoded frame */
1606     while(!p_block)
1607     {
1608         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1609
1610         if(p_header->nFilledLen)
1611         {
1612             if(p_header->nFlags & OMX_BUFFERFLAG_CODECCONFIG)
1613             {
1614                 /* TODO: need to store codec config */
1615                 msg_Dbg(p_dec, "received codec config %i", (int)p_header->nFilledLen);
1616             }
1617
1618             p_block = p_header->pAppPrivate;
1619             if(!p_block)
1620             {
1621                 /* We're not in direct rendering mode.
1622                  * Get a new block and copy the content */
1623                 p_block = block_Alloc( p_header->nFilledLen );
1624                 memcpy(p_block->p_buffer, p_header->pBuffer, p_header->nFilledLen );
1625             }
1626
1627             p_block->i_buffer = p_header->nFilledLen;
1628             p_block->i_pts = p_block->i_dts = FromOmxTicks(p_header->nTimeStamp);
1629             p_header->nFilledLen = 0;
1630             p_header->pAppPrivate = 0;
1631         }
1632
1633 #ifdef OMXIL_EXTRA_DEBUG
1634         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1635 #endif
1636         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1637     }
1638
1639     msg_Dbg(p_dec, "done");
1640     return p_block;
1641 }
1642
1643 /*****************************************************************************
1644  * CloseGeneric: omxil decoder destruction
1645  *****************************************************************************/
1646 static void CloseGeneric( vlc_object_t *p_this )
1647 {
1648     decoder_t *p_dec = (decoder_t *)p_this;
1649     decoder_sys_t *p_sys = p_dec->p_sys;
1650
1651     if(p_sys->omx_handle) DeinitialiseComponent(p_dec, p_sys->omx_handle);
1652
1653     DeinitOmxCore();
1654
1655     DeinitOmxEventQueue(&p_sys->event_queue);
1656     vlc_mutex_destroy (&p_sys->in.fifo.lock);
1657     vlc_cond_destroy (&p_sys->in.fifo.wait);
1658     vlc_mutex_destroy (&p_sys->out.fifo.lock);
1659     vlc_cond_destroy (&p_sys->out.fifo.wait);
1660
1661     free( p_sys );
1662 }
1663
1664 /*****************************************************************************
1665  * OmxEventHandler:
1666  *****************************************************************************/
1667 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE omx_handle,
1668     OMX_PTR app_data, OMX_EVENTTYPE event, OMX_U32 data_1,
1669     OMX_U32 data_2, OMX_PTR event_data )
1670 {
1671     decoder_t *p_dec = (decoder_t *)app_data;
1672     decoder_sys_t *p_sys = p_dec->p_sys;
1673     unsigned int i;
1674     (void)omx_handle;
1675
1676     PrintOmxEvent((vlc_object_t *) p_dec, event, data_1, data_2, event_data);
1677     switch (event)
1678     {
1679     case OMX_EventError:
1680         //p_sys->b_error = true;
1681         break;
1682
1683     case OMX_EventPortSettingsChanged:
1684         if( data_2 == 0 || data_2 == OMX_IndexParamPortDefinition ||
1685             data_2 == OMX_IndexParamAudioPcm )
1686         {
1687             OMX_BUFFERHEADERTYPE *sentinel;
1688             for(i = 0; i < p_sys->ports; i++)
1689                 if(p_sys->p_ports[i].definition.eDir == OMX_DirOutput)
1690                     p_sys->p_ports[i].b_reconfigure = true;
1691             sentinel = calloc(1, sizeof(*sentinel));
1692             if (sentinel) {
1693                 sentinel->nFlags = SENTINEL_FLAG;
1694                 OMX_FIFO_PUT(&p_sys->in.fifo, sentinel);
1695             }
1696         }
1697         else if( data_2 == OMX_IndexConfigCommonOutputCrop )
1698         {
1699             for(i = 0; i < p_sys->ports; i++)
1700                 if(p_sys->p_ports[i].definition.nPortIndex == data_1)
1701                     p_sys->p_ports[i].b_update_def = true;
1702         }
1703         else
1704         {
1705             msg_Dbg( p_dec, "Unhandled setting change %x", (unsigned int)data_2 );
1706         }
1707         break;
1708     case OMX_EventParamOrConfigChanged:
1709         UpdatePixelAspect(p_dec);
1710         break;
1711
1712     default:
1713         break;
1714     }
1715
1716     PostOmxEvent(&p_sys->event_queue, event, data_1, data_2, event_data);
1717     return OMX_ErrorNone;
1718 }
1719
1720 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE omx_handle,
1721     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1722 {
1723     decoder_t *p_dec = (decoder_t *)app_data;
1724     decoder_sys_t *p_sys = p_dec->p_sys;
1725     (void)omx_handle;
1726
1727 #ifdef OMXIL_EXTRA_DEBUG
1728     msg_Dbg( p_dec, "OmxEmptyBufferDone %p, %p", omx_header, omx_header->pBuffer );
1729 #endif
1730
1731     if(omx_header->pAppPrivate || omx_header->pOutputPortPrivate)
1732     {
1733         block_t *p_block = (block_t *)omx_header->pAppPrivate;
1734         omx_header->pBuffer = omx_header->pOutputPortPrivate;
1735         if(p_block) block_Release(p_block);
1736         omx_header->pAppPrivate = 0;
1737     }
1738     OMX_FIFO_PUT(&p_sys->in.fifo, omx_header);
1739
1740     return OMX_ErrorNone;
1741 }
1742
1743 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE omx_handle,
1744     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1745 {
1746     decoder_t *p_dec = (decoder_t *)app_data;
1747     decoder_sys_t *p_sys = p_dec->p_sys;
1748     (void)omx_handle;
1749
1750 #ifdef OMXIL_EXTRA_DEBUG
1751     msg_Dbg( p_dec, "OmxFillBufferDone %p, %p, %i, %"PRId64, omx_header, omx_header->pBuffer,
1752              (int)omx_header->nFilledLen, FromOmxTicks(omx_header->nTimeStamp) );
1753 #endif
1754
1755     if(omx_header->pInputPortPrivate)
1756     {
1757         omx_header->pBuffer = omx_header->pInputPortPrivate;
1758     }
1759     OMX_FIFO_PUT(&p_sys->out.fifo, omx_header);
1760
1761     return OMX_ErrorNone;
1762 }