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 OMX_DBG(...) msg_Dbg( p_dec, __VA_ARGS__ )
  46 #else
  47 # define OMX_DBG(...)
  48 #endif
  49
  50 #define SENTINEL_FLAG 0x10000
  51
  52 /* Defined in the broadcom version of OMX_Index.h */
  53 #define OMX_IndexConfigRequestCallback 0x7f000063
  54 #define OMX_IndexParamBrcmPixelAspectRatio 0x7f00004d
  55 #define OMX_IndexParamBrcmVideoDecodeErrorConcealment 0x7f000080
  56
  57 /* Defined in the broadcom version of OMX_Core.h */
  58 #define OMX_EventParamOrConfigChanged 0x7F000001
  59
  60 /*****************************************************************************
  61  * Local prototypes
  62  *****************************************************************************/
  63 static int  OpenDecoder( vlc_object_t * );
  64 static int  OpenEncoder( vlc_object_t * );
  65 static int  OpenGeneric( vlc_object_t *, bool b_encode );
  66 static void CloseGeneric( vlc_object_t * );
  67
  68 static picture_t *DecodeVideo( decoder_t *, block_t ** );
  69 static block_t *DecodeAudio ( decoder_t *, block_t ** );
  70 static block_t *EncodeVideo( encoder_t *, picture_t * );
  71
  72 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE, OMX_PTR, OMX_EVENTTYPE,
  73                                       OMX_U32, OMX_U32, OMX_PTR );
  74 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE, OMX_PTR,
  75                                          OMX_BUFFERHEADERTYPE * );
  76 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE, OMX_PTR,
  77                                         OMX_BUFFERHEADERTYPE * );
  78
  79 /*****************************************************************************
  80  * Module descriptor
  81  *****************************************************************************/
  82 vlc_module_begin ()
  83     set_description( N_("Audio/Video decoder (using OpenMAX IL)") )
  84     set_category( CAT_INPUT )
  85     set_subcategory( SUBCAT_INPUT_VCODEC )
  86     set_section( N_("Decoding") , NULL )
  87 #if defined(USE_IOMX)
  88     /* For IOMX, don't enable it automatically via priorities,
  89      * enable it only via the --codec iomx command line parameter when
  90      * wanted. */
  91     set_capability( "decoder", 0 )
  92 #else
  93     set_capability( "decoder", 80 )
  94 #endif
  95     set_callbacks( OpenDecoder, CloseGeneric )
  96
  97     add_submodule ()
  98     set_section( N_("Encoding") , NULL )
  99     set_description( N_("Video encoder (using OpenMAX IL)") )
 100     set_capability( "encoder", 0 )
 101     set_callbacks( OpenEncoder, CloseGeneric )
 102 vlc_module_end ()
 103
 104 /*****************************************************************************
 105  * ImplementationSpecificWorkarounds: place-holder for implementation
 106  * specific workarounds
 107  *****************************************************************************/
 108 static OMX_ERRORTYPE ImplementationSpecificWorkarounds(decoder_t *p_dec,
 109     OmxPort *p_port, es_format_t *p_fmt)
 110 {
 111     decoder_sys_t *p_sys = p_dec->p_sys;
 112     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 113     size_t i_profile = 0xFFFF, i_level = 0xFFFF;
 114
 115     /* Try to find out the profile of the video */
 116     if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 117             p_fmt->i_codec == VLC_CODEC_H264)
 118         h264_get_profile_level(&p_dec->fmt_in, &i_profile, &i_level, &p_sys->i_nal_size_length);
 119
 120     if(!strcmp(p_sys->psz_component, "OMX.TI.Video.Decoder"))
 121     {
 122         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 123            p_fmt->i_codec == VLC_CODEC_H264 &&
 124            (i_profile != 66 || i_level > 30))
 125         {
 126             msg_Dbg(p_dec, "h264 profile/level not supported (0x%x, 0x%x)",
 127                     i_profile, i_level);
 128             return OMX_ErrorNotImplemented;
 129         }
 130
 131         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirOutput &&
 132            p_fmt->i_codec == VLC_CODEC_I420)
 133         {
 134             /* I420 xvideo is slow on OMAP */
 135             def->format.video.eColorFormat = OMX_COLOR_FormatCbYCrY;
 136             GetVlcChromaFormat( def->format.video.eColorFormat,
 137                                 &p_fmt->i_codec, 0 );
 138             GetVlcChromaSizes( p_fmt->i_codec,
 139                                def->format.video.nFrameWidth,
 140                                def->format.video.nFrameHeight,
 141                                &p_port->i_frame_size, &p_port->i_frame_stride,
 142                                &p_port->i_frame_stride_chroma_div );
 143             def->format.video.nStride = p_port->i_frame_stride;
 144             def->nBufferSize = p_port->i_frame_size;
 145         }
 146     }
 147     else if(!strcmp(p_sys->psz_component, "OMX.st.video_encoder"))
 148     {
 149         if(p_fmt->i_cat == VIDEO_ES)
 150         {
 151             /* Bellagio's encoder doesn't encode the framerate in Q16 */
 152             def->format.video.xFramerate >>= 16;
 153         }
 154     }
 155 #if 0 /* FIXME: doesn't apply for HP Touchpad */
 156     else if (!strncmp(p_sys->psz_component, "OMX.qcom.video.decoder.",
 157                       strlen("OMX.qcom.video.decoder")))
 158     {
 159         /* qdsp6 refuses buffer size larger than 450K on input port */
 160         if (def->nBufferSize > 450 * 1024)
 161         {
 162             def->nBufferSize = 450 * 1024;
 163             p_port->i_frame_size = def->nBufferSize;
 164         }
 165     }
 166 #endif
 167 #ifdef RPI_OMX
 168     else if (!strcmp(p_sys->psz_component, "OMX.broadcom.video_decode"))
 169     {
 170         /* Clear these fields before setting parameters, to allow the codec
 171          * fill in what it wants (instead of rejecting whatever happened to
 172          * be there. */
 173         def->format.video.nStride = def->format.video.nSliceHeight = 0;
 174     }
 175 #endif
 176
 177     return OMX_ErrorNone;
 178 }
 179
 180 /*****************************************************************************
 181  * SetPortDefinition: set definition of the omx port based on the vlc format
 182  *****************************************************************************/
 183 static OMX_ERRORTYPE SetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 184                                        es_format_t *p_fmt)
 185 {
 186     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 187     OMX_ERRORTYPE omx_error;
 188
 189     omx_error = OMX_GetParameter(p_port->omx_handle,
 190                                  OMX_IndexParamPortDefinition, def);
 191     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 192                 omx_error, ErrorToString(omx_error));
 193
 194     switch(p_fmt->i_cat)
 195     {
 196     case VIDEO_ES:
 197         def->format.video.nFrameWidth = p_fmt->video.i_width;
 198         def->format.video.nFrameHeight = p_fmt->video.i_height;
 199         if(def->format.video.eCompressionFormat == OMX_VIDEO_CodingUnused)
 200             def->format.video.nStride = def->format.video.nFrameWidth;
 201         if( p_fmt->video.i_frame_rate > 0 &&
 202             p_fmt->video.i_frame_rate_base > 0 )
 203             def->format.video.xFramerate = (p_fmt->video.i_frame_rate << 16) /
 204                 p_fmt->video.i_frame_rate_base;
 205
 206         if(def->eDir == OMX_DirInput || p_dec->p_sys->b_enc)
 207         {
 208             if (def->eDir == OMX_DirInput && p_dec->p_sys->b_enc)
 209                 def->nBufferSize = def->format.video.nFrameWidth *
 210                   def->format.video.nFrameHeight * 2;
 211             p_port->i_frame_size = def->nBufferSize;
 212
 213             if(!GetOmxVideoFormat(p_fmt->i_codec,
 214                                   &def->format.video.eCompressionFormat, 0) )
 215             {
 216                 if(!GetOmxChromaFormat(p_fmt->i_codec,
 217                                        &def->format.video.eColorFormat, 0) )
 218                 {
 219                     omx_error = OMX_ErrorNotImplemented;
 220                     CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 221                                 (char *)&p_fmt->i_codec );
 222                 }
 223                 GetVlcChromaSizes( p_fmt->i_codec,
 224                                    def->format.video.nFrameWidth,
 225                                    def->format.video.nFrameHeight,
 226                                    &p_port->i_frame_size, &p_port->i_frame_stride,
 227                                    &p_port->i_frame_stride_chroma_div );
 228                 def->format.video.nStride = p_port->i_frame_stride;
 229                 def->nBufferSize = p_port->i_frame_size;
 230             }
 231         }
 232         else
 233         {
 234             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 235                                      &p_fmt->i_codec, 0 ) )
 236             {
 237                 omx_error = OMX_ErrorNotImplemented;
 238                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 239                             (int)def->format.video.eColorFormat );
 240             }
 241             GetVlcChromaSizes( p_fmt->i_codec,
 242                                def->format.video.nFrameWidth,
 243                                def->format.video.nFrameHeight,
 244                                &p_port->i_frame_size, &p_port->i_frame_stride,
 245                                &p_port->i_frame_stride_chroma_div );
 246             def->format.video.nStride = p_port->i_frame_stride;
 247             if (p_port->i_frame_size > def->nBufferSize)
 248                 def->nBufferSize = p_port->i_frame_size;
 249         }
 250         break;
 251
 252     case AUDIO_ES:
 253         p_port->i_frame_size = def->nBufferSize;
 254         if(def->eDir == OMX_DirInput)
 255         {
 256             if(!GetOmxAudioFormat(p_fmt->i_codec,
 257                                   &def->format.audio.eEncoding, 0) )
 258             {
 259                 omx_error = OMX_ErrorNotImplemented;
 260                 CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 261                             (char *)&p_fmt->i_codec );
 262             }
 263         }
 264         else
 265         {
 266             if( !OmxToVlcAudioFormat(def->format.audio.eEncoding,
 267                                    &p_fmt->i_codec, 0 ) )
 268             {
 269                 omx_error = OMX_ErrorNotImplemented;
 270                 CHECK_ERROR(omx_error, "OMX audio encoding %i not supported",
 271                             (int)def->format.audio.eEncoding );
 272             }
 273         }
 274         break;
 275
 276     default: return OMX_ErrorNotImplemented;
 277     }
 278
 279     omx_error = ImplementationSpecificWorkarounds(p_dec, p_port, p_fmt);
 280     CHECK_ERROR(omx_error, "ImplementationSpecificWorkarounds failed (%x : %s)",
 281                 omx_error, ErrorToString(omx_error));
 282
 283     omx_error = OMX_SetParameter(p_port->omx_handle,
 284                                  OMX_IndexParamPortDefinition, def);
 285     CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
 286                 omx_error, ErrorToString(omx_error));
 287
 288     omx_error = OMX_GetParameter(p_port->omx_handle,
 289                                  OMX_IndexParamPortDefinition, def);
 290     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 291                 omx_error, ErrorToString(omx_error));
 292
 293     if(p_port->i_frame_size > def->nBufferSize)
 294         def->nBufferSize = p_port->i_frame_size;
 295     p_port->i_frame_size = def->nBufferSize;
 296
 297     /* Deal with audio params */
 298     if(p_fmt->i_cat == AUDIO_ES)
 299     {
 300         omx_error = SetAudioParameters(p_port->omx_handle,
 301                                        &p_port->format_param, def->nPortIndex,
 302                                        def->format.audio.eEncoding,
 303                                        p_fmt->i_codec,
 304                                        p_fmt->audio.i_channels,
 305                                        p_fmt->audio.i_rate,
 306                                        p_fmt->i_bitrate,
 307                                        p_fmt->audio.i_bitspersample,
 308                                        p_fmt->audio.i_blockalign);
 309         if (def->eDir == OMX_DirInput) {
 310             CHECK_ERROR(omx_error, "SetAudioParameters failed (%x : %s)",
 311                         omx_error, ErrorToString(omx_error));
 312         } else if (omx_error != OMX_ErrorNone) {
 313             msg_Warn(p_dec, "SetAudioParameters failed (%x : %s) on output port",
 314                      omx_error, ErrorToString(omx_error));
 315             omx_error = OMX_ErrorNone;
 316         }
 317     }
 318     if (!strcmp(p_dec->p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER") &&
 319                 def->eDir == OMX_DirOutput)
 320     {
 321         /* When setting the output buffer size above, the decoder actually
 322          * sets the buffer size to a lower value than what was chosen. If
 323          * we try to allocate buffers of this size, it fails. Thus, forcibly
 324          * use a larger buffer size. */
 325         def->nBufferSize *= 2;
 326     }
 327
 328  error:
 329     return omx_error;
 330 }
 331
 332
 333 /*****************************************************************************
 334  * UpdatePixelAspect: Update vlc pixel aspect based on the aspect reported on
 335  * the omx port - NOTE: Broadcom specific
 336  *****************************************************************************/
 337 static OMX_ERRORTYPE UpdatePixelAspect(decoder_t *p_dec)
 338 {
 339     decoder_sys_t *p_sys = p_dec->p_sys;
 340     OMX_CONFIG_POINTTYPE pixel_aspect;
 341     OMX_INIT_STRUCTURE(pixel_aspect);
 342     OMX_ERRORTYPE omx_err;
 343
 344     if (strncmp(p_sys->psz_component, "OMX.broadcom.", 13))
 345         return OMX_ErrorNotImplemented;
 346
 347     pixel_aspect.nPortIndex = p_sys->out.i_port_index;
 348     omx_err = OMX_GetParameter(p_sys->omx_handle,
 349             OMX_IndexParamBrcmPixelAspectRatio, &pixel_aspect);
 350     if (omx_err != OMX_ErrorNone) {
 351         msg_Warn(p_dec, "Failed to retrieve aspect ratio");
 352     } else {
 353         p_dec->fmt_out.video.i_sar_num = pixel_aspect.nX;
 354         p_dec->fmt_out.video.i_sar_den = pixel_aspect.nY;
 355     }
 356
 357     return omx_err;
 358 }
 359
 360 /*****************************************************************************
 361  * AllocateBuffers: Allocate Omx buffers
 362  *****************************************************************************/
 363 static OMX_ERRORTYPE AllocateBuffers(decoder_t *p_dec, OmxPort *p_port)
 364 {
 365     decoder_sys_t *p_sys = p_dec->p_sys;
 366     OMX_ERRORTYPE omx_error = OMX_ErrorUndefined;
 367     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 368     unsigned int i;
 369
 370     OMX_DBG( "AllocateBuffers(%d)", def->eDir );
 371
 372     p_port->i_buffers = p_port->definition.nBufferCountActual;
 373
 374     p_port->pp_buffers = calloc(p_port->i_buffers, sizeof(OMX_BUFFERHEADERTYPE*));
 375     if( !p_port->pp_buffers )
 376     {
 377         return OMX_ErrorInsufficientResources;
 378     }
 379
 380     for(i = 0; i < p_port->i_buffers; i++)
 381     {
 382 #if 0
 383 #define ALIGN(x,BLOCKLIGN) (((x) + BLOCKLIGN - 1) & ~(BLOCKLIGN - 1))
 384         char *p_buf = malloc(p_port->definition.nBufferSize +
 385                              p_port->definition.nBufferAlignment);
 386         p_port->pp_buffers[i] = (void *)ALIGN((uintptr_t)p_buf, p_port->definition.nBufferAlignment);
 387 #endif
 388
 389         if(p_port->b_direct)
 390             omx_error =
 391                 OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
 392                                p_port->i_port_index, 0,
 393                                p_port->definition.nBufferSize, (void*)1);
 394         else
 395             omx_error =
 396                 OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
 397                                     p_port->i_port_index, 0,
 398                                     p_port->definition.nBufferSize);
 399
 400         if(omx_error != OMX_ErrorNone)
 401         {
 402             p_port->i_buffers = i;
 403             break;
 404         }
 405         OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[i]);
 406     }
 407
 408     CHECK_ERROR(omx_error, "AllocateBuffers failed (%x, %i)",
 409                 omx_error, (int)p_port->i_port_index );
 410
 411
 412     OMX_DBG( "AllocateBuffers(%d)::done", def->eDir );
 413 error:
 414     return omx_error;
 415 }
 416
 417 /*****************************************************************************
 418  * FreeBuffers: Free Omx buffers
 419  *****************************************************************************/
 420 static OMX_ERRORTYPE FreeBuffers(decoder_t *p_dec, OmxPort *p_port)
 421 {
 422     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 423     OMX_ERRORTYPE omx_error = OMX_ErrorNone;
 424     OMX_BUFFERHEADERTYPE *p_buffer;
 425     unsigned int i;
 426
 427     OMX_DBG( "FreeBuffers(%d)", def->eDir );
 428
 429     for(i = 0; i < p_port->i_buffers; i++)
 430     {
 431         OMX_FIFO_GET(&p_port->fifo, p_buffer);
 432         if (p_buffer->pAppPrivate != NULL)
 433             decoder_DeletePicture( p_dec, p_buffer->pAppPrivate );
 434         if (p_buffer->nFlags & SENTINEL_FLAG) {
 435             free(p_buffer);
 436             i--;
 437             continue;
 438         }
 439         omx_error = OMX_FreeBuffer( p_port->omx_handle,
 440                                     p_port->i_port_index, p_buffer );
 441
 442         if(omx_error != OMX_ErrorNone) break;
 443     }
 444     if( omx_error != OMX_ErrorNone )
 445        msg_Err( p_dec, "OMX_FreeBuffer failed (%x, %i, %i)",
 446                 omx_error, (int)p_port->i_port_index, i );
 447
 448     p_port->i_buffers = 0;
 449     free( p_port->pp_buffers );
 450     p_port->pp_buffers = NULL;
 451
 452     OMX_DBG( "FreeBuffers(%d)::done", def->eDir );
 453
 454     return omx_error;
 455 }
 456
 457 /*****************************************************************************
 458  * GetPortDefinition: set vlc format based on the definition of the omx port
 459  *****************************************************************************/
 460 static OMX_ERRORTYPE GetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 461                                        es_format_t *p_fmt)
 462 {
 463     decoder_sys_t *p_sys = p_dec->p_sys;
 464     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 465     OMX_ERRORTYPE omx_error;
 466     OMX_CONFIG_RECTTYPE crop_rect;
 467
 468     omx_error = OMX_GetParameter(p_port->omx_handle,
 469                                  OMX_IndexParamPortDefinition, def);
 470     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 471                 omx_error, ErrorToString(omx_error));
 472
 473     switch(p_fmt->i_cat)
 474     {
 475     case VIDEO_ES:
 476         p_fmt->video.i_width = def->format.video.nFrameWidth;
 477         p_fmt->video.i_visible_width = def->format.video.nFrameWidth;
 478         p_fmt->video.i_height = def->format.video.nFrameHeight;
 479         p_fmt->video.i_visible_height = def->format.video.nFrameHeight;
 480         p_fmt->video.i_frame_rate = p_dec->fmt_in.video.i_frame_rate;
 481         p_fmt->video.i_frame_rate_base = p_dec->fmt_in.video.i_frame_rate_base;
 482
 483         OMX_INIT_STRUCTURE(crop_rect);
 484         crop_rect.nPortIndex = def->nPortIndex;
 485         omx_error = OMX_GetConfig(p_port->omx_handle, OMX_IndexConfigCommonOutputCrop, &crop_rect);
 486         if (omx_error == OMX_ErrorNone)
 487         {
 488             if (!def->format.video.nSliceHeight)
 489                 def->format.video.nSliceHeight = def->format.video.nFrameHeight;
 490             if (!def->format.video.nStride)
 491                 def->format.video.nStride = def->format.video.nFrameWidth;
 492             p_fmt->video.i_width = crop_rect.nWidth;
 493             p_fmt->video.i_visible_width = crop_rect.nWidth;
 494             p_fmt->video.i_height = crop_rect.nHeight;
 495             p_fmt->video.i_visible_height = crop_rect.nHeight;
 496             if (def->format.video.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar)
 497                 def->format.video.nSliceHeight -= crop_rect.nTop/2;
 498         }
 499         else
 500         {
 501             /* Don't pass the error back to the caller, this isn't mandatory */
 502             omx_error = OMX_ErrorNone;
 503         }
 504
 505         /* Hack: Nexus One (stock firmware with binary OMX driver blob)
 506          * claims to output 420Planar even though it in in practice is
 507          * NV21. */
 508         if(def->format.video.eColorFormat == OMX_COLOR_FormatYUV420Planar &&
 509            !strncmp(p_sys->psz_component, "OMX.qcom.video.decoder",
 510                     strlen("OMX.qcom.video.decoder")))
 511             def->format.video.eColorFormat = OMX_QCOM_COLOR_FormatYVU420SemiPlanar;
 512
 513         if (IgnoreOmxDecoderPadding(p_sys->psz_component)) {
 514             def->format.video.nSliceHeight = 0;
 515             def->format.video.nStride = p_fmt->video.i_width;
 516         }
 517
 518         if(!GetVlcVideoFormat( def->format.video.eCompressionFormat,
 519                                &p_fmt->i_codec, 0 ) )
 520         {
 521             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 522                                      &p_fmt->i_codec, 0 ) )
 523             {
 524                 omx_error = OMX_ErrorNotImplemented;
 525                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 526                             (int)def->format.video.eColorFormat );
 527             }
 528             GetVlcChromaSizes( p_fmt->i_codec,
 529                                def->format.video.nFrameWidth,
 530                                def->format.video.nFrameHeight,
 531                                &p_port->i_frame_size, &p_port->i_frame_stride,
 532                                &p_port->i_frame_stride_chroma_div );
 533         }
 534         if(p_port->i_frame_size > def->nBufferSize)
 535             def->nBufferSize = p_port->i_frame_size;
 536         p_port->i_frame_size = def->nBufferSize;
 537 #if 0
 538         if((int)p_port->i_frame_stride > def->format.video.nStride)
 539             def->format.video.nStride = p_port->i_frame_stride;
 540 #endif
 541         p_port->i_frame_stride = def->format.video.nStride;
 542         UpdatePixelAspect(p_dec);
 543         break;
 544
 545     case AUDIO_ES:
 546         if( !OmxToVlcAudioFormat( def->format.audio.eEncoding,
 547                                 &p_fmt->i_codec, 0 ) )
 548         {
 549             omx_error = OMX_ErrorNotImplemented;
 550             CHECK_ERROR(omx_error, "OMX audio format %i not supported",
 551                         (int)def->format.audio.eEncoding );
 552         }
 553
 554         omx_error = GetAudioParameters(p_port->omx_handle,
 555                                        &p_port->format_param, def->nPortIndex,
 556                                        def->format.audio.eEncoding,
 557                                        &p_fmt->audio.i_channels,
 558                                        &p_fmt->audio.i_rate,
 559                                        &p_fmt->i_bitrate,
 560                                        &p_fmt->audio.i_bitspersample,
 561                                        &p_fmt->audio.i_blockalign);
 562         CHECK_ERROR(omx_error, "GetAudioParameters failed (%x : %s)",
 563                     omx_error, ErrorToString(omx_error));
 564
 565         if(p_fmt->audio.i_channels < 9)
 566         {
 567             static const int pi_channels_maps[9] =
 568             {
 569                 0, AOUT_CHAN_CENTER, AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 570                 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 571                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
 572                 | AOUT_CHAN_REARRIGHT,
 573                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 574                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
 575                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 576                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE,
 577                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 578                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT
 579                 | AOUT_CHAN_MIDDLERIGHT,
 580                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER | AOUT_CHAN_REARLEFT
 581                 | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT | AOUT_CHAN_MIDDLERIGHT
 582                 | AOUT_CHAN_LFE
 583             };
 584             p_fmt->audio.i_physical_channels =
 585                 p_fmt->audio.i_original_channels =
 586                     pi_channels_maps[p_fmt->audio.i_channels];
 587         }
 588
 589         date_Init( &p_dec->p_sys->end_date, p_fmt->audio.i_rate, 1 );
 590
 591         break;
 592
 593     default: return OMX_ErrorNotImplemented;
 594     }
 595
 596  error:
 597     return omx_error;
 598 }
 599
 600 /*****************************************************************************
 601  * DeinitialiseComponent: Deinitialise and unload an OMX component
 602  *****************************************************************************/
 603 static OMX_ERRORTYPE DeinitialiseComponent(decoder_t *p_dec,
 604                                            OMX_HANDLETYPE omx_handle)
 605 {
 606     decoder_sys_t *p_sys = p_dec->p_sys;
 607     OMX_BUFFERHEADERTYPE *p_buffer;
 608     OMX_ERRORTYPE omx_error;
 609     OMX_STATETYPE state;
 610     unsigned int i;
 611
 612     if(!omx_handle) return OMX_ErrorNone;
 613
 614     omx_error = OMX_GetState(omx_handle, &state);
 615     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 616
 617     if(state == OMX_StateExecuting)
 618     {
 619         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 620                                      OMX_StateIdle, 0 );
 621         CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
 622         while (1) {
 623             OMX_U32 cmd, state;
 624             omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, &cmd, &state, 0);
 625             CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
 626             // The event queue can contain other OMX_EventCmdComplete items,
 627             // such as for OMX_CommandFlush
 628             if (cmd == OMX_CommandStateSet && state == OMX_StateIdle)
 629                 break;
 630         }
 631     }
 632
 633     omx_error = OMX_GetState(omx_handle, &state);
 634     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 635
 636     if(state == OMX_StateIdle)
 637     {
 638         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 639                                      OMX_StateLoaded, 0 );
 640         CHECK_ERROR(omx_error, "OMX_CommandStateSet Loaded failed (%x)", omx_error );
 641
 642         for(i = 0; i < p_sys->ports; i++)
 643         {
 644             OmxPort *p_port = &p_sys->p_ports[i];
 645
 646             omx_error = FreeBuffers( p_dec, p_port );
 647             CHECK_ERROR(omx_error, "FreeBuffers failed (%x, %i)",
 648                         omx_error, (int)p_port->i_port_index );
 649         }
 650
 651         omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
 652         CHECK_ERROR(omx_error, "Wait for Loaded failed (%x)", omx_error );
 653     }
 654
 655  error:
 656     for(i = 0; i < p_sys->ports; i++)
 657     {
 658         OmxPort *p_port = &p_sys->p_ports[i];
 659         free(p_port->pp_buffers);
 660         p_port->pp_buffers = 0;
 661
 662         while (1) {
 663             OMX_FIFO_PEEK(&p_port->fifo, p_buffer);
 664             if (!p_buffer) break;
 665
 666             OMX_FIFO_GET(&p_port->fifo, p_buffer);
 667             if (p_buffer->nFlags & SENTINEL_FLAG) {
 668                 free(p_buffer);
 669                 continue;
 670             }
 671             msg_Warn( p_dec, "Stray buffer left in fifo, %p", p_buffer );
 672         }
 673     }
 674     omx_error = pf_free_handle( omx_handle );
 675     return omx_error;
 676 }
 677
 678 /*****************************************************************************
 679  * InitialiseComponent: Load and initialise an OMX component
 680  *****************************************************************************/
 681 static OMX_ERRORTYPE InitialiseComponent(decoder_t *p_dec,
 682     OMX_STRING psz_component, OMX_HANDLETYPE *p_handle)
 683 {
 684     static OMX_CALLBACKTYPE callbacks =
 685         { OmxEventHandler, OmxEmptyBufferDone, OmxFillBufferDone };
 686     decoder_sys_t *p_sys = p_dec->p_sys;
 687     OMX_HANDLETYPE omx_handle;
 688     OMX_ERRORTYPE omx_error;
 689     unsigned int i;
 690     OMX_U8 psz_role[OMX_MAX_STRINGNAME_SIZE];
 691     OMX_PARAM_COMPONENTROLETYPE role;
 692     OMX_PARAM_PORTDEFINITIONTYPE definition;
 693     OMX_PORT_PARAM_TYPE param;
 694
 695     /* Load component */
 696     omx_error = pf_get_handle( &omx_handle, psz_component, p_dec, &callbacks );
 697     if(omx_error != OMX_ErrorNone)
 698     {
 699         msg_Warn( p_dec, "OMX_GetHandle(%s) failed (%x: %s)", psz_component,
 700                   omx_error, ErrorToString(omx_error) );
 701         return omx_error;
 702     }
 703     strncpy(p_sys->psz_component, psz_component, OMX_MAX_STRINGNAME_SIZE-1);
 704
 705     omx_error = OMX_ComponentRoleEnum(omx_handle, psz_role, 0);
 706     if(omx_error == OMX_ErrorNone)
 707         msg_Dbg(p_dec, "loaded component %s of role %s", psz_component, psz_role);
 708     else
 709         msg_Dbg(p_dec, "loaded component %s", psz_component);
 710     PrintOmx(p_dec, omx_handle, OMX_ALL);
 711
 712     /* Set component role */
 713     OMX_INIT_STRUCTURE(role);
 714     strcpy((char*)role.cRole,
 715            GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec : p_dec->fmt_in.i_codec,
 716                       p_dec->fmt_in.i_cat, p_sys->b_enc));
 717
 718     omx_error = OMX_SetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 719                                  &role);
 720     omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 721                                  &role);
 722     if(omx_error == OMX_ErrorNone)
 723         msg_Dbg(p_dec, "component standard role set to %s", role.cRole);
 724
 725     /* Find the input / output ports */
 726     OMX_INIT_STRUCTURE(param);
 727     OMX_INIT_STRUCTURE(definition);
 728     omx_error = OMX_GetParameter(omx_handle, p_dec->fmt_in.i_cat == VIDEO_ES ?
 729                                  OMX_IndexParamVideoInit : OMX_IndexParamAudioInit, &param);
 730     if(omx_error != OMX_ErrorNone) {
 731 #ifdef __ANDROID__
 732         param.nPorts = 2;
 733         param.nStartPortNumber = 0;
 734 #else
 735         param.nPorts = 0;
 736 #endif
 737     }
 738
 739     for(i = 0; i < param.nPorts; i++)
 740     {
 741         OmxPort *p_port;
 742
 743         /* Get port definition */
 744         definition.nPortIndex = param.nStartPortNumber + i;
 745         omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamPortDefinition,
 746                                      &definition);
 747         if(omx_error != OMX_ErrorNone) continue;
 748
 749         if(definition.eDir == OMX_DirInput) p_port = &p_sys->in;
 750         else  p_port = &p_sys->out;
 751
 752         p_port->b_valid = true;
 753         p_port->i_port_index = definition.nPortIndex;
 754         p_port->definition = definition;
 755         p_port->omx_handle = omx_handle;
 756     }
 757
 758     if(!p_sys->in.b_valid || !p_sys->out.b_valid)
 759     {
 760         omx_error = OMX_ErrorInvalidComponent;
 761         CHECK_ERROR(omx_error, "couldn't find an input and output port");
 762     }
 763
 764     if(!strncmp(p_sys->psz_component, "OMX.SEC.", 8) &&
 765        p_dec->fmt_in.i_cat == VIDEO_ES)
 766     {
 767         OMX_INDEXTYPE index;
 768         omx_error = OMX_GetExtensionIndex(omx_handle, (OMX_STRING) "OMX.SEC.index.ThumbnailMode", &index);
 769         if(omx_error == OMX_ErrorNone)
 770         {
 771             OMX_BOOL enable = OMX_TRUE;
 772             omx_error = OMX_SetConfig(omx_handle, index, &enable);
 773             CHECK_ERROR(omx_error, "Unable to set ThumbnailMode");
 774         } else {
 775             OMX_BOOL enable = OMX_TRUE;
 776             /* Needed on Samsung Galaxy S II */
 777             omx_error = OMX_SetConfig(omx_handle, OMX_IndexVendorSetYUV420pMode, &enable);
 778             if (omx_error == OMX_ErrorNone)
 779                 msg_Dbg(p_dec, "Set OMX_IndexVendorSetYUV420pMode successfully");
 780             else
 781                 msg_Dbg(p_dec, "Unable to set OMX_IndexVendorSetYUV420pMode: %x", omx_error);
 782         }
 783     }
 784
 785     if(!strncmp(p_sys->psz_component, "OMX.broadcom.", 13))
 786     {
 787         OMX_CONFIG_REQUESTCALLBACKTYPE notifications;
 788         OMX_INIT_STRUCTURE(notifications);
 789
 790         notifications.nPortIndex = p_sys->out.i_port_index;
 791         notifications.nIndex = OMX_IndexParamBrcmPixelAspectRatio;
 792         notifications.bEnable = OMX_TRUE;
 793
 794         omx_error = OMX_SetParameter(omx_handle,
 795                 OMX_IndexConfigRequestCallback, &notifications);
 796         if (omx_error == OMX_ErrorNone) {
 797             msg_Dbg(p_dec, "Enabled aspect ratio notifications");
 798             p_sys->b_aspect_ratio_handled = true;
 799         } else
 800             msg_Dbg(p_dec, "Could not enable aspect ratio notifications");
 801     }
 802
 803     /* Set port definitions */
 804     for(i = 0; i < p_sys->ports; i++)
 805     {
 806         omx_error = SetPortDefinition(p_dec, &p_sys->p_ports[i],
 807                                       p_sys->p_ports[i].p_fmt);
 808         if(omx_error != OMX_ErrorNone) goto error;
 809     }
 810
 811     if(!strncmp(p_sys->psz_component, "OMX.broadcom.", 13) &&
 812         p_sys->in.p_fmt->i_codec == VLC_CODEC_H264)
 813     {
 814         OMX_PARAM_BRCMVIDEODECODEERRORCONCEALMENTTYPE concanParam;
 815         OMX_INIT_STRUCTURE(concanParam);
 816         concanParam.bStartWithValidFrame = OMX_FALSE;
 817
 818         omx_error = OMX_SetParameter(omx_handle,
 819                 OMX_IndexParamBrcmVideoDecodeErrorConcealment, &concanParam);
 820         if (omx_error == OMX_ErrorNone)
 821             msg_Dbg(p_dec, "StartWithValidFrame disabled.");
 822         else
 823             msg_Dbg(p_dec, "Could not disable StartWithValidFrame.");
 824     }
 825
 826     /* Allocate our array for the omx buffers and enable ports */
 827     for(i = 0; i < p_sys->ports; i++)
 828     {
 829         OmxPort *p_port = &p_sys->p_ports[i];
 830
 831         /* Enable port */
 832         if(!p_port->definition.bEnabled)
 833         {
 834             omx_error = OMX_SendCommand( omx_handle, OMX_CommandPortEnable,
 835                                          p_port->i_port_index, NULL);
 836             CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
 837                         (int)p_port->i_port_index, omx_error );
 838             omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
 839             CHECK_ERROR(omx_error, "Wait for PortEnable on %i failed (%x)",
 840                         (int)p_port->i_port_index, omx_error );
 841         }
 842     }
 843
 844     *p_handle = omx_handle;
 845     return OMX_ErrorNone;
 846
 847  error:
 848     DeinitialiseComponent(p_dec, omx_handle);
 849     *p_handle = 0;
 850     return omx_error;
 851 }
 852
 853 /*****************************************************************************
 854  * OpenDecoder: Create the decoder instance
 855  *****************************************************************************/
 856 static int OpenDecoder( vlc_object_t *p_this )
 857 {
 858     decoder_t *p_dec = (decoder_t*)p_this;
 859     int status;
 860
 861 #ifdef __ANDROID__
 862     if( p_dec->fmt_in.i_cat == AUDIO_ES )
 863         return VLC_EGENERIC;
 864 #endif
 865
 866     if( 0 || !GetOmxRole(p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat, false) )
 867         return VLC_EGENERIC;
 868
 869     status = OpenGeneric( p_this, false );
 870     if(status != VLC_SUCCESS) return status;
 871
 872     p_dec->pf_decode_video = DecodeVideo;
 873     p_dec->pf_decode_audio = DecodeAudio;
 874
 875     return VLC_SUCCESS;
 876 }
 877
 878 /*****************************************************************************
 879  * OpenEncoder: Create the encoder instance
 880  *****************************************************************************/
 881 static int OpenEncoder( vlc_object_t *p_this )
 882 {
 883     encoder_t *p_enc = (encoder_t*)p_this;
 884     int status;
 885
 886     if( !GetOmxRole(p_enc->fmt_out.i_codec, p_enc->fmt_in.i_cat, true) )
 887         return VLC_EGENERIC;
 888
 889     status = OpenGeneric( p_this, true );
 890     if(status != VLC_SUCCESS) return status;
 891
 892     p_enc->pf_encode_video = EncodeVideo;
 893
 894     return VLC_SUCCESS;
 895 }
 896
 897 /*****************************************************************************
 898  * OpenGeneric: Create the generic decoder/encoder instance
 899  *****************************************************************************/
 900 static int OpenGeneric( vlc_object_t *p_this, bool b_encode )
 901 {
 902     decoder_t *p_dec = (decoder_t*)p_this;
 903     decoder_sys_t *p_sys;
 904     OMX_ERRORTYPE omx_error;
 905     OMX_BUFFERHEADERTYPE *p_header;
 906     unsigned int i;
 907
 908     if (InitOmxCore(p_this) != VLC_SUCCESS) {
 909         return VLC_EGENERIC;
 910     }
 911
 912     /* Allocate the memory needed to store the decoder's structure */
 913     if( ( p_dec->p_sys = p_sys = calloc( 1, sizeof(*p_sys)) ) == NULL )
 914     {
 915         DeinitOmxCore();
 916         return VLC_ENOMEM;
 917     }
 918
 919     /* Initialise the thread properties */
 920     if(!b_encode)
 921     {
 922         p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
 923         p_dec->fmt_out.video = p_dec->fmt_in.video;
 924         p_dec->fmt_out.audio = p_dec->fmt_in.audio;
 925         p_dec->fmt_out.i_codec = 0;
 926
 927         /* set default aspect of 1, if parser did not set it */
 928         if (p_dec->fmt_out.video.i_sar_num == 0)
 929             p_dec->fmt_out.video.i_sar_num = 1;
 930         if (p_dec->fmt_out.video.i_sar_den == 0)
 931             p_dec->fmt_out.video.i_sar_den = 1;
 932     }
 933     p_sys->b_enc = b_encode;
 934     InitOmxEventQueue(&p_sys->event_queue);
 935     OMX_FIFO_INIT (&p_sys->in.fifo, pOutputPortPrivate );
 936     p_sys->in.b_direct = false;
 937     p_sys->in.b_flushed = true;
 938     p_sys->in.p_fmt = &p_dec->fmt_in;
 939     OMX_FIFO_INIT (&p_sys->out.fifo, pInputPortPrivate );
 940     p_sys->out.b_direct = false;
 941     p_sys->out.b_flushed = true;
 942     p_sys->out.p_fmt = &p_dec->fmt_out;
 943     p_sys->ports = 2;
 944     p_sys->p_ports = &p_sys->in;
 945     p_sys->b_use_pts = 1;
 946
 947     msg_Dbg(p_dec, "fmt in:%4.4s, out: %4.4s", (char *)&p_dec->fmt_in.i_codec,
 948             (char *)&p_dec->fmt_out.i_codec);
 949
 950     /* Enumerate components and build a list of the one we want to try */
 951     p_sys->components =
 952         CreateComponentsList(p_this,
 953              GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec :
 954                         p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat,
 955                         p_sys->b_enc), p_sys->ppsz_components);
 956     if( !p_sys->components )
 957     {
 958         msg_Warn( p_this, "couldn't find an omx component for codec %4.4s",
 959                   (char *)&p_dec->fmt_in.i_codec );
 960         CloseGeneric(p_this);
 961         return VLC_EGENERIC;
 962     }
 963
 964     /* Try to load and initialise a component */
 965     omx_error = OMX_ErrorUndefined;
 966     for(i = 0; i < p_sys->components; i++)
 967     {
 968 #ifdef __ANDROID__
 969         /* ignore OpenCore software codecs */
 970         if (!strncmp(p_sys->ppsz_components[i], "OMX.PV.", 7))
 971             continue;
 972         /* The same sw codecs, renamed in ICS (perhaps also in honeycomb) */
 973         if (!strncmp(p_sys->ppsz_components[i], "OMX.google.", 11))
 974             continue;
 975         /* This one has been seen on HTC One V - it behaves like it works,
 976          * but FillBufferDone returns buffers filled with 0 bytes. The One V
 977          * has got a working OMX.qcom.video.decoder.avc instead though. */
 978         if (!strncmp(p_sys->ppsz_components[i], "OMX.ARICENT.", 12))
 979             continue;
 980         /* Codecs with DRM, that don't output plain YUV data but only
 981          * support direct rendering where the output can't be intercepted. */
 982         if (strstr(p_sys->ppsz_components[i], ".secure"))
 983             continue;
 984         /* Use VC1 decoder for WMV3 for now */
 985         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.WMV.Decoder"))
 986             continue;
 987         /* This decoder does work, but has an insane latency (leading to errors
 988          * about "main audio output playback way too late" and dropped frames).
 989          * At least Samsung Galaxy S III (where this decoder is present) has
 990          * got another one, OMX.SEC.mp3.dec, that works well and has a
 991          * sensible latency. (Also, even if that one isn't found, in general,
 992          * using SW codecs is usually more than fast enough for MP3.) */
 993         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.MP3.Decoder"))
 994             continue;
 995         /* This codec should be able to handle both VC1 and WMV3, but
 996          * for VC1 it doesn't output any buffers at all (in the way we use
 997          * it) and for WMV3 it outputs plain black buffers. Thus ignore
 998          * it until we can make it work properly. */
 999         if (!strcmp(p_sys->ppsz_components[i], "OMX.Nvidia.vc1.decode"))
1000             continue;
1001 #endif
1002         omx_error = InitialiseComponent(p_dec, p_sys->ppsz_components[i],
1003                                         &p_sys->omx_handle);
1004         if(omx_error == OMX_ErrorNone) break;
1005     }
1006     CHECK_ERROR(omx_error, "no component could be initialised" );
1007
1008     /* Move component to Idle then Executing state */
1009     OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet, OMX_StateIdle, 0 );
1010     CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
1011
1012     /* Allocate omx buffers */
1013     for(i = 0; i < p_sys->ports; i++)
1014     {
1015         OmxPort *p_port = &p_sys->p_ports[i];
1016         omx_error = AllocateBuffers( p_dec, p_port );
1017         CHECK_ERROR(omx_error, "AllocateBuffers failed (%x, %i)",
1018                     omx_error, (int)p_port->i_port_index );
1019     }
1020
1021     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
1022     CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
1023
1024     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet,
1025                                  OMX_StateExecuting, 0);
1026     CHECK_ERROR(omx_error, "OMX_CommandStateSet Executing failed (%x)", omx_error );
1027     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
1028     CHECK_ERROR(omx_error, "Wait for Executing failed (%x)", omx_error );
1029
1030     /* Send codec configuration data */
1031     if( p_dec->fmt_in.i_extra )
1032     {
1033         OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1034         p_header->nFilledLen = p_dec->fmt_in.i_extra;
1035
1036         /* Convert H.264 NAL format to annex b */
1037         if( p_sys->i_nal_size_length && !p_sys->in.b_direct )
1038         {
1039             p_header->nFilledLen = 0;
1040             convert_sps_pps( p_dec, p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra,
1041                              p_header->pBuffer, p_header->nAllocLen,
1042                              (uint32_t*) &p_header->nFilledLen, NULL );
1043         }
1044         else if(p_sys->in.b_direct)
1045         {
1046             p_header->pOutputPortPrivate = p_header->pBuffer;
1047             p_header->pBuffer = p_dec->fmt_in.p_extra;
1048         }
1049         else if (p_dec->fmt_in.i_codec == VLC_CODEC_WMV3 &&
1050                  p_dec->fmt_in.i_extra >= 4 &&
1051                  p_header->nAllocLen >= 36)
1052         {
1053             int profile;
1054             // According to OMX IL 1.2.0 spec (4.3.33.2), the codec config
1055             // data for VC-1 Main/Simple (aka WMV3) is according to table 265
1056             // in the VC-1 spec. Most of the fields are just set with placeholders
1057             // (like framerate, hrd_buffer/rate).
1058             static const uint8_t wmv3seq[] = {
1059                 0xff, 0xff, 0xff, 0xc5, // numframes=ffffff, marker byte
1060                 0x04, 0x00, 0x00, 0x00, // marker byte
1061                 0x00, 0x00, 0x00, 0x00, // struct C, almost equal to p_extra
1062                 0x00, 0x00, 0x00, 0x00, // struct A, vert size
1063                 0x00, 0x00, 0x00, 0x00, // struct A, horiz size
1064                 0x0c, 0x00, 0x00, 0x00, // marker byte
1065                 0xff, 0xff, 0x00, 0x80, // struct B, level=4, cbr=0, hrd_buffer=ffff
1066                 0xff, 0xff, 0x00, 0x00, // struct B, hrd_rate=ffff
1067                 0xff, 0xff, 0xff, 0xff, // struct B, framerate=ffffffff
1068             };
1069             p_header->nFilledLen = sizeof(wmv3seq);
1070             memcpy(p_header->pBuffer, wmv3seq, p_header->nFilledLen);
1071             // Struct C - almost equal to the extradata
1072             memcpy(&p_header->pBuffer[8], p_dec->fmt_in.p_extra, 4);
1073             // Expand profile from the highest 2 bits to the highest 4 bits
1074             profile = p_header->pBuffer[8] >> 6;
1075             p_header->pBuffer[8] = (p_header->pBuffer[8] & 0x0f) | (profile << 4);
1076             // Fill in the height/width for struct A
1077             SetDWLE(&p_header->pBuffer[12], p_dec->fmt_in.video.i_height);
1078             SetDWLE(&p_header->pBuffer[16], p_dec->fmt_in.video.i_width);
1079         }
1080         else
1081         {
1082             if(p_header->nFilledLen > p_header->nAllocLen)
1083             {
1084                 msg_Dbg(p_dec, "buffer too small (%i,%i)", (int)p_header->nFilledLen,
1085                         (int)p_header->nAllocLen);
1086                 p_header->nFilledLen = p_header->nAllocLen;
1087             }
1088             memcpy(p_header->pBuffer, p_dec->fmt_in.p_extra, p_header->nFilledLen);
1089         }
1090
1091         p_header->nOffset = 0;
1092         p_header->nFlags = OMX_BUFFERFLAG_CODECCONFIG | OMX_BUFFERFLAG_ENDOFFRAME;
1093         msg_Dbg(p_dec, "sending codec config data %p, %p, %i", p_header,
1094                 p_header->pBuffer, (int)p_header->nFilledLen);
1095         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1096     }
1097
1098     /* Get back output port definition */
1099     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1100     if(omx_error != OMX_ErrorNone) goto error;
1101
1102     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1103     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1104
1105     if(p_sys->b_error) goto error;
1106
1107     p_dec->b_need_packetized = true;
1108
1109     if (!p_sys->b_use_pts)
1110         msg_Dbg( p_dec, "using dts timestamp mode for %s", p_sys->psz_component);
1111
1112     return VLC_SUCCESS;
1113
1114  error:
1115     CloseGeneric(p_this);
1116     return VLC_EGENERIC;
1117 }
1118
1119 /*****************************************************************************
1120  * PortReconfigure
1121  *****************************************************************************/
1122 static OMX_ERRORTYPE PortReconfigure(decoder_t *p_dec, OmxPort *p_port)
1123 {
1124     decoder_sys_t *p_sys = p_dec->p_sys;
1125     OMX_PARAM_PORTDEFINITIONTYPE definition;
1126     OMX_ERRORTYPE omx_error;
1127
1128     /* Sanity checking */
1129     OMX_INIT_STRUCTURE(definition);
1130     definition.nPortIndex = p_port->i_port_index;
1131     omx_error = OMX_GetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1132                                  &definition);
1133     if(omx_error != OMX_ErrorNone || (p_dec->fmt_in.i_cat == VIDEO_ES &&
1134        (!definition.format.video.nFrameWidth ||
1135        !definition.format.video.nFrameHeight)) )
1136         return OMX_ErrorUndefined;
1137
1138     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortDisable,
1139                                  p_port->i_port_index, NULL);
1140     CHECK_ERROR(omx_error, "OMX_CommandPortDisable on %i failed (%x)",
1141                 (int)p_port->i_port_index, omx_error );
1142
1143     omx_error = FreeBuffers( p_dec, p_port );
1144     CHECK_ERROR(omx_error, "FreeBuffers failed (%x, %i)",
1145                 omx_error, (int)p_port->i_port_index );
1146
1147     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
1148     CHECK_ERROR(omx_error, "Wait for PortDisable failed (%x)", omx_error );
1149
1150     /* Get the new port definition */
1151     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1152     if(omx_error != OMX_ErrorNone) goto error;
1153
1154     if( p_dec->fmt_in.i_cat != AUDIO_ES )
1155     {
1156         /* Don't explicitly set the new parameters that we got with
1157          * OMX_GetParameter above when using audio codecs.
1158          * That struct hasn't been changed since, so there should be
1159          * no need to set it here, unless some codec expects the
1160          * SetParameter call as a trigger event for some part of
1161          * the reconfiguration.
1162          * This fixes using audio decoders on Samsung Galaxy S II,
1163          *
1164          * Only skipping this for audio codecs, to minimize the
1165          * change for current working configurations for video.
1166          */
1167         omx_error = OMX_SetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1168                                      &definition);
1169         CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
1170                     omx_error, ErrorToString(omx_error));
1171     }
1172
1173     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortEnable,
1174                                  p_port->i_port_index, NULL);
1175     CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
1176                 (int)p_port->i_port_index, omx_error );
1177
1178     omx_error = AllocateBuffers( p_dec, p_port );
1179     CHECK_ERROR(omx_error, "OMX_AllocateBuffers failed (%x, %i)",
1180                 omx_error, (int)p_port->i_port_index );
1181
1182     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
1183     CHECK_ERROR(omx_error, "Wait for PortEnable failed (%x)", omx_error );
1184
1185     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1186     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1187
1188  error:
1189     return omx_error;
1190 }
1191
1192 /*****************************************************************************
1193  * DecodeVideoOutput
1194  *****************************************************************************/
1195 static int DecodeVideoOutput( decoder_t *p_dec, OmxPort *p_port, picture_t **pp_pic )
1196 {
1197     VLC_UNUSED( p_dec );
1198     OMX_BUFFERHEADERTYPE *p_header;
1199     picture_t *p_pic = NULL, *p_next_pic;
1200     OMX_ERRORTYPE omx_error;
1201
1202     while(!p_pic)
1203     {
1204         OMX_FIFO_PEEK(&p_port->fifo, p_header);
1205         if(!p_header) break; /* No frame available */
1206
1207         if(p_port->b_update_def)
1208         {
1209             omx_error = GetPortDefinition(p_dec, p_port, p_port->p_fmt);
1210             p_port->b_update_def = 0;
1211             CHECK_ERROR(omx_error, "GetPortDefinition failed");
1212         }
1213
1214         if(p_header->nFilledLen)
1215         {
1216             p_pic = p_header->pAppPrivate;
1217             if(!p_pic)
1218             {
1219                 /* We're not in direct rendering mode.
1220                  * Get a new picture and copy the content */
1221                 p_pic = decoder_NewPicture( p_dec );
1222
1223                 if (p_pic)
1224                     CopyOmxPicture(p_port->definition.format.video.eColorFormat,
1225                                    p_pic, p_port->definition.format.video.nSliceHeight,
1226                                    p_port->i_frame_stride,
1227                                    p_header->pBuffer + p_header->nOffset,
1228                                    p_port->i_frame_stride_chroma_div, NULL);
1229             }
1230
1231             if (p_pic)
1232                 p_pic->date = FromOmxTicks(p_header->nTimeStamp);
1233             p_header->nFilledLen = 0;
1234             p_header->pAppPrivate = 0;
1235         }
1236
1237         /* Get a new picture */
1238         if(p_port->b_direct && !p_header->pAppPrivate)
1239         {
1240             p_next_pic = decoder_NewPicture( p_dec );
1241             if(!p_next_pic) break;
1242
1243             OMX_FIFO_GET(&p_port->fifo, p_header);
1244             p_header->pAppPrivate = p_next_pic;
1245             p_header->pInputPortPrivate = p_header->pBuffer;
1246             p_header->pBuffer = p_next_pic->p[0].p_pixels;
1247         }
1248         else
1249         {
1250             OMX_FIFO_GET(&p_port->fifo, p_header);
1251         }
1252         OMX_DBG( "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1253         OMX_FillThisBuffer(p_port->omx_handle, p_header);
1254     }
1255
1256     *pp_pic = p_pic;
1257     return 0;
1258 error:
1259     return -1;
1260 }
1261
1262 static int DecodeVideoInput( decoder_t *p_dec, OmxPort *p_port, block_t **pp_block,
1263                              unsigned int i_input_used, bool *p_reconfig )
1264 {
1265     decoder_sys_t *p_sys = p_dec->p_sys;
1266     OMX_BUFFERHEADERTYPE *p_header;
1267     struct H264ConvertState convert_state = { 0, 0 };
1268     block_t *p_block = *pp_block;
1269
1270     /* Send the input buffer to the component */
1271     OMX_FIFO_GET_TIMEOUT(&p_port->fifo, p_header, 200000);
1272
1273     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1274         free(p_header);
1275         *p_reconfig = true;
1276         return 0;
1277     }
1278     *p_reconfig = false;
1279
1280     if(p_header)
1281     {
1282         bool decode_more = false;
1283         p_header->nFilledLen = p_block->i_buffer - i_input_used;
1284         p_header->nOffset = 0;
1285         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1286         if (p_sys->b_use_pts && p_block->i_pts)
1287             p_header->nTimeStamp = ToOmxTicks(p_block->i_pts);
1288         else
1289             p_header->nTimeStamp = ToOmxTicks(p_block->i_dts);
1290
1291         /* In direct mode we pass the input pointer as is.
1292          * Otherwise we memcopy the data */
1293         if(p_port->b_direct)
1294         {
1295             p_header->pOutputPortPrivate = p_header->pBuffer;
1296             p_header->pBuffer = p_block->p_buffer;
1297             p_header->pAppPrivate = p_block;
1298             i_input_used = p_header->nFilledLen;
1299         }
1300         else
1301         {
1302             if(p_header->nFilledLen > p_header->nAllocLen)
1303             {
1304                 p_header->nFilledLen = p_header->nAllocLen;
1305             }
1306             memcpy(p_header->pBuffer, p_block->p_buffer + i_input_used, p_header->nFilledLen);
1307             i_input_used += p_header->nFilledLen;
1308             if (i_input_used == p_block->i_buffer)
1309             {
1310                 block_Release(p_block);
1311             }
1312             else
1313             {
1314                 decode_more = true;
1315                 p_header->nFlags &= ~OMX_BUFFERFLAG_ENDOFFRAME;
1316             }
1317         }
1318
1319         /* Convert H.264 NAL format to annex b. Doesn't do anything if
1320          * i_nal_size_length == 0, which is the case for codecs other
1321          * than H.264 */
1322         convert_h264_to_annexb( p_header->pBuffer, p_header->nFilledLen,
1323                                 p_sys->i_nal_size_length, &convert_state );
1324         OMX_DBG( "EmptyThisBuffer %p, %p, %i, %"PRId64, p_header, p_header->pBuffer,
1325                  (int)p_header->nFilledLen, FromOmxTicks(p_header->nTimeStamp) );
1326         OMX_EmptyThisBuffer(p_port->omx_handle, p_header);
1327         p_port->b_flushed = false;
1328         if (decode_more)
1329             return DecodeVideoInput( p_dec, p_port, pp_block, i_input_used,
1330                                      p_reconfig );
1331         else
1332             *pp_block = NULL; /* Avoid being fed the same packet again */
1333     }
1334
1335     return 0;
1336 }
1337
1338 /*****************************************************************************
1339  * DecodeVideo: Called to decode one frame
1340  *****************************************************************************/
1341 static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
1342 {
1343     decoder_sys_t *p_sys = p_dec->p_sys;
1344     picture_t *p_pic = NULL;
1345     OMX_ERRORTYPE omx_error;
1346     unsigned int i;
1347     bool b_reconfig;
1348     block_t *p_block;
1349
1350     if( !pp_block || !*pp_block )
1351         return NULL;
1352
1353     p_block = *pp_block;
1354
1355     /* Check for errors from codec */
1356     if(p_sys->b_error)
1357     {
1358         msg_Dbg(p_dec, "error during decoding");
1359         block_Release( p_block );
1360         return 0;
1361     }
1362
1363     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1364     {
1365         block_Release( p_block );
1366         if(!p_sys->in.b_flushed)
1367         {
1368             msg_Dbg(p_dec, "flushing");
1369             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1370                              p_sys->in.definition.nPortIndex, 0 );
1371         }
1372         p_sys->in.b_flushed = true;
1373         return NULL;
1374     }
1375
1376     /* Use the aspect ratio provided by the input (ie read from packetizer).
1377      * In case the we get aspect ratio info from the decoder (as in the
1378      * broadcom OMX implementation on RPi), don't let the packetizer values
1379      * override what the decoder says, if anything - otherwise always update
1380      * even if it already is set (since it can change within a stream). */
1381     if((p_dec->fmt_in.video.i_sar_num != 0 && p_dec->fmt_in.video.i_sar_den != 0) &&
1382        (p_dec->fmt_out.video.i_sar_num == 0 || p_dec->fmt_out.video.i_sar_den == 0 ||
1383              !p_sys->b_aspect_ratio_handled))
1384     {
1385         p_dec->fmt_out.video.i_sar_num = p_dec->fmt_in.video.i_sar_num;
1386         p_dec->fmt_out.video.i_sar_den = p_dec->fmt_in.video.i_sar_den;
1387     }
1388
1389     /* Take care of decoded frames first */
1390     if( DecodeVideoOutput( p_dec, &p_sys->out, &p_pic ) != 0 )
1391         goto error;
1392
1393     if( DecodeVideoInput( p_dec, &p_sys->in, pp_block, 0, &b_reconfig ) != 0 )
1394         goto error;
1395
1396     /* If we don't have a p_pic from the first try. Try again */
1397     if( !b_reconfig && !p_pic &&
1398         DecodeVideoOutput( p_dec, &p_sys->out, &p_pic ) != 0 )
1399         goto error;
1400
1401     /* Handle the PortSettingsChanged events */
1402     for(i = 0; i < p_sys->ports; i++)
1403     {
1404         OmxPort *p_port = &p_sys->p_ports[i];
1405         if(p_port->b_reconfigure)
1406         {
1407             omx_error = PortReconfigure(p_dec, p_port);
1408             p_port->b_reconfigure = 0;
1409             CHECK_ERROR(omx_error, "PortReconfigure failed");
1410         }
1411         if(p_port->b_update_def)
1412         {
1413             omx_error = GetPortDefinition(p_dec, p_port, p_port->p_fmt);
1414             p_port->b_update_def = 0;
1415             CHECK_ERROR(omx_error, "GetPortDefinition failed");
1416         }
1417     }
1418
1419     return p_pic;
1420 error:
1421     p_sys->b_error = true;
1422     return NULL;
1423 }
1424
1425 /*****************************************************************************
1426  * DecodeAudio: Called to decode one frame
1427  *****************************************************************************/
1428 block_t *DecodeAudio ( decoder_t *p_dec, block_t **pp_block )
1429 {
1430     decoder_sys_t *p_sys = p_dec->p_sys;
1431     block_t *p_buffer = NULL;
1432     OMX_BUFFERHEADERTYPE *p_header;
1433     OMX_ERRORTYPE omx_error;
1434     block_t *p_block;
1435     unsigned int i;
1436
1437     if( !pp_block || !*pp_block ) return NULL;
1438
1439     p_block = *pp_block;
1440
1441     /* Check for errors from codec */
1442     if(p_sys->b_error)
1443     {
1444         msg_Dbg(p_dec, "error during decoding");
1445         block_Release( p_block );
1446         return 0;
1447     }
1448
1449     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1450     {
1451         block_Release( p_block );
1452         date_Set( &p_sys->end_date, 0 );
1453         if(!p_sys->in.b_flushed)
1454         {
1455             msg_Dbg(p_dec, "flushing");
1456             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1457                              p_sys->in.definition.nPortIndex, 0 );
1458         }
1459         p_sys->in.b_flushed = true;
1460         return NULL;
1461     }
1462
1463     if( !date_Get( &p_sys->end_date ) )
1464     {
1465         if( !p_block->i_pts )
1466         {
1467             /* We've just started the stream, wait for the first PTS. */
1468             block_Release( p_block );
1469             return NULL;
1470         }
1471         date_Set( &p_sys->end_date, p_block->i_pts );
1472     }
1473
1474     /* Take care of decoded frames first */
1475     while(!p_buffer)
1476     {
1477         unsigned int i_samples = 0;
1478
1479         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1480         if(!p_header) break; /* No frame available */
1481
1482         if (p_sys->out.p_fmt->audio.i_channels)
1483             i_samples = p_header->nFilledLen / p_sys->out.p_fmt->audio.i_channels / 2;
1484         if(i_samples)
1485         {
1486             p_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
1487             if( !p_buffer ) break; /* No audio buffer available */
1488
1489             memcpy( p_buffer->p_buffer, p_header->pBuffer, p_buffer->i_buffer );
1490             p_header->nFilledLen = 0;
1491
1492             int64_t timestamp = FromOmxTicks(p_header->nTimeStamp);
1493             if( timestamp != 0 &&
1494                 timestamp != date_Get( &p_sys->end_date ) )
1495                 date_Set( &p_sys->end_date, timestamp );
1496
1497             p_buffer->i_pts = date_Get( &p_sys->end_date );
1498             p_buffer->i_length = date_Increment( &p_sys->end_date, i_samples ) -
1499                 p_buffer->i_pts;
1500         }
1501
1502         OMX_DBG( "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1503         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1504         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1505     }
1506
1507
1508     /* Send the input buffer to the component */
1509     OMX_FIFO_GET_TIMEOUT(&p_sys->in.fifo, p_header, 200000);
1510
1511     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1512         free(p_header);
1513         goto reconfig;
1514     }
1515
1516     if(p_header)
1517     {
1518         p_header->nFilledLen = p_block->i_buffer;
1519         p_header->nOffset = 0;
1520         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1521         p_header->nTimeStamp = ToOmxTicks(p_block->i_dts);
1522
1523         /* In direct mode we pass the input pointer as is.
1524          * Otherwise we memcopy the data */
1525         if(p_sys->in.b_direct)
1526         {
1527             p_header->pOutputPortPrivate = p_header->pBuffer;
1528             p_header->pBuffer = p_block->p_buffer;
1529             p_header->pAppPrivate = p_block;
1530         }
1531         else
1532         {
1533             if(p_header->nFilledLen > p_header->nAllocLen)
1534             {
1535                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1536                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1537                 p_header->nFilledLen = p_header->nAllocLen;
1538             }
1539             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1540             block_Release(p_block);
1541         }
1542
1543         OMX_DBG( "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1544                  (int)p_header->nFilledLen );
1545         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1546         p_sys->in.b_flushed = false;
1547         *pp_block = NULL; /* Avoid being fed the same packet again */
1548     }
1549
1550 reconfig:
1551     /* Handle the PortSettingsChanged events */
1552     for(i = 0; i < p_sys->ports; i++)
1553     {
1554         OmxPort *p_port = &p_sys->p_ports[i];
1555         if(!p_port->b_reconfigure) continue;
1556         p_port->b_reconfigure = 0;
1557         omx_error = PortReconfigure(p_dec, p_port);
1558         CHECK_ERROR(omx_error, "PortReconfigure failed");
1559     }
1560
1561     return p_buffer;
1562 error:
1563     p_sys->b_error = true;
1564     return NULL;
1565 }
1566
1567 /*****************************************************************************
1568  * EncodeVideo: Called to encode one frame
1569  *****************************************************************************/
1570 static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pic )
1571 {
1572     decoder_t *p_dec = ( decoder_t *)p_enc;
1573     decoder_sys_t *p_sys = p_dec->p_sys;
1574     OMX_ERRORTYPE omx_error;
1575     unsigned int i;
1576
1577     OMX_BUFFERHEADERTYPE *p_header;
1578     block_t *p_block = 0;
1579
1580     if( !p_pic ) return NULL;
1581
1582     /* Check for errors from codec */
1583     if(p_sys->b_error)
1584     {
1585         msg_Dbg(p_dec, "error during encoding");
1586         return NULL;
1587     }
1588
1589     /* Send the input buffer to the component */
1590     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1591     if(p_header)
1592     {
1593         /* In direct mode we pass the input pointer as is.
1594          * Otherwise we memcopy the data */
1595         if(p_sys->in.b_direct)
1596         {
1597             p_header->pOutputPortPrivate = p_header->pBuffer;
1598             p_header->pBuffer = p_pic->p[0].p_pixels;
1599         }
1600         else
1601         {
1602             CopyVlcPicture(p_dec, p_header, p_pic);
1603         }
1604
1605         p_header->nFilledLen = p_sys->in.i_frame_size;
1606         p_header->nOffset = 0;
1607         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1608         p_header->nTimeStamp = ToOmxTicks(p_pic->date);
1609         OMX_DBG( "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1610                  (int)p_header->nFilledLen );
1611         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1612         p_sys->in.b_flushed = false;
1613     }
1614
1615     /* Handle the PortSettingsChanged events */
1616     for(i = 0; i < p_sys->ports; i++)
1617     {
1618         OmxPort *p_port = &p_sys->p_ports[i];
1619         if(!p_port->b_reconfigure) continue;
1620         p_port->b_reconfigure = 0;
1621         omx_error = PortReconfigure(p_dec, p_port);
1622         CHECK_ERROR(omx_error, "PortReconfigure failed");
1623     }
1624
1625     /* Wait for the decoded frame */
1626     while(!p_block)
1627     {
1628         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1629
1630         if(p_header->nFilledLen)
1631         {
1632             if(p_header->nFlags & OMX_BUFFERFLAG_CODECCONFIG)
1633             {
1634                 /* TODO: need to store codec config */
1635                 msg_Dbg(p_dec, "received codec config %i", (int)p_header->nFilledLen);
1636             }
1637
1638             p_block = p_header->pAppPrivate;
1639             if(!p_block)
1640             {
1641                 /* We're not in direct rendering mode.
1642                  * Get a new block and copy the content */
1643                 p_block = block_Alloc( p_header->nFilledLen );
1644                 memcpy(p_block->p_buffer, p_header->pBuffer, p_header->nFilledLen );
1645             }
1646
1647             p_block->i_buffer = p_header->nFilledLen;
1648             p_block->i_pts = p_block->i_dts = FromOmxTicks(p_header->nTimeStamp);
1649             p_header->nFilledLen = 0;
1650             p_header->pAppPrivate = 0;
1651         }
1652
1653         OMX_DBG( "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1654         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1655     }
1656
1657     msg_Dbg(p_dec, "done");
1658     return p_block;
1659 error:
1660     p_sys->b_error = true;
1661     return NULL;
1662 }
1663
1664 /*****************************************************************************
1665  * CloseGeneric: omxil decoder destruction
1666  *****************************************************************************/
1667 static void CloseGeneric( vlc_object_t *p_this )
1668 {
1669     decoder_t *p_dec = (decoder_t *)p_this;
1670     decoder_sys_t *p_sys = p_dec->p_sys;
1671
1672     if(p_sys->omx_handle) DeinitialiseComponent(p_dec, p_sys->omx_handle);
1673
1674     DeinitOmxCore();
1675
1676     DeinitOmxEventQueue(&p_sys->event_queue);
1677
1678     OMX_FIFO_DESTROY( &p_sys->in.fifo );
1679     OMX_FIFO_DESTROY( &p_sys->out.fifo );
1680
1681     free( p_sys );
1682 }
1683
1684 /*****************************************************************************
1685  * OmxEventHandler:
1686  *****************************************************************************/
1687 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE omx_handle,
1688     OMX_PTR app_data, OMX_EVENTTYPE event, OMX_U32 data_1,
1689     OMX_U32 data_2, OMX_PTR event_data )
1690 {
1691     decoder_t *p_dec = (decoder_t *)app_data;
1692     decoder_sys_t *p_sys = p_dec->p_sys;
1693     unsigned int i;
1694     (void)omx_handle;
1695
1696     PrintOmxEvent((vlc_object_t *) p_dec, event, data_1, data_2, event_data);
1697     switch (event)
1698     {
1699     case OMX_EventError:
1700         //p_sys->b_error = true;
1701         break;
1702
1703     case OMX_EventPortSettingsChanged:
1704         if( data_2 == 0 || data_2 == OMX_IndexParamPortDefinition ||
1705             data_2 == OMX_IndexParamAudioPcm )
1706         {
1707             OMX_BUFFERHEADERTYPE *sentinel;
1708             for(i = 0; i < p_sys->ports; i++)
1709                 if(p_sys->p_ports[i].definition.eDir == OMX_DirOutput)
1710                     p_sys->p_ports[i].b_reconfigure = true;
1711             sentinel = calloc(1, sizeof(*sentinel));
1712             if (sentinel) {
1713                 sentinel->nFlags = SENTINEL_FLAG;
1714                 OMX_FIFO_PUT(&p_sys->in.fifo, sentinel);
1715             }
1716         }
1717         else if( data_2 == OMX_IndexConfigCommonOutputCrop )
1718         {
1719             for(i = 0; i < p_sys->ports; i++)
1720                 if(p_sys->p_ports[i].definition.nPortIndex == data_1)
1721                     p_sys->p_ports[i].b_update_def = true;
1722         }
1723         else
1724         {
1725             msg_Dbg( p_dec, "Unhandled setting change %x", (unsigned int)data_2 );
1726         }
1727         break;
1728     case OMX_EventParamOrConfigChanged:
1729         UpdatePixelAspect(p_dec);
1730         break;
1731
1732     default:
1733         break;
1734     }
1735
1736     PostOmxEvent(&p_sys->event_queue, event, data_1, data_2, event_data);
1737     return OMX_ErrorNone;
1738 }
1739
1740 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE omx_handle,
1741     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1742 {
1743     decoder_t *p_dec = (decoder_t *)app_data;
1744     decoder_sys_t *p_sys = p_dec->p_sys;
1745     (void)omx_handle;
1746
1747     OMX_DBG( "OmxEmptyBufferDone %p, %p", omx_header, omx_header->pBuffer );
1748
1749     if(omx_header->pAppPrivate || omx_header->pOutputPortPrivate)
1750     {
1751         block_t *p_block = (block_t *)omx_header->pAppPrivate;
1752         omx_header->pBuffer = omx_header->pOutputPortPrivate;
1753         if(p_block) block_Release(p_block);
1754         omx_header->pAppPrivate = 0;
1755     }
1756     OMX_FIFO_PUT(&p_sys->in.fifo, omx_header);
1757
1758     return OMX_ErrorNone;
1759 }
1760
1761 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE omx_handle,
1762     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1763 {
1764     decoder_t *p_dec = (decoder_t *)app_data;
1765     decoder_sys_t *p_sys = p_dec->p_sys;
1766     (void)omx_handle;
1767
1768     OMX_DBG( "OmxFillBufferDone %p, %p, %i, %"PRId64, omx_header, omx_header->pBuffer,
1769              (int)omx_header->nFilledLen, FromOmxTicks(omx_header->nTimeStamp) );
1770
1771     if(omx_header->pInputPortPrivate)
1772     {
1773         omx_header->pBuffer = omx_header->pInputPortPrivate;
1774     }
1775     OMX_FIFO_PUT(&p_sys->out.fifo, omx_header);
1776
1777     return OMX_ErrorNone;
1778 }