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     size_t i_profile = 0xFFFF, i_level = 0xFFFF;
 112
 113     /* Try to find out the profile of the video */
 114     if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 115             p_fmt->i_codec == VLC_CODEC_H264)
 116         h264_get_profile_level(&p_dec->fmt_in, &i_profile, &i_level, &p_sys->i_nal_size_length);
 117
 118     if(!strcmp(p_sys->psz_component, "OMX.TI.Video.Decoder"))
 119     {
 120         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 121            p_fmt->i_codec == VLC_CODEC_H264 &&
 122            (i_profile != 66 || i_level > 30))
 123         {
 124             msg_Dbg(p_dec, "h264 profile/level not supported (0x%x, 0x%x)",
 125                     i_profile, i_level);
 126             return OMX_ErrorNotImplemented;
 127         }
 128
 129         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirOutput &&
 130            p_fmt->i_codec == VLC_CODEC_I420)
 131         {
 132             /* I420 xvideo is slow on OMAP */
 133             def->format.video.eColorFormat = OMX_COLOR_FormatCbYCrY;
 134             GetVlcChromaFormat( def->format.video.eColorFormat,
 135                                 &p_fmt->i_codec, 0 );
 136             GetVlcChromaSizes( p_fmt->i_codec,
 137                                def->format.video.nFrameWidth,
 138                                def->format.video.nFrameHeight,
 139                                &p_port->i_frame_size, &p_port->i_frame_stride,
 140                                &p_port->i_frame_stride_chroma_div );
 141             def->format.video.nStride = p_port->i_frame_stride;
 142             def->nBufferSize = p_port->i_frame_size;
 143         }
 144     }
 145     else if(!strcmp(p_sys->psz_component, "OMX.st.video_encoder"))
 146     {
 147         if(p_fmt->i_cat == VIDEO_ES)
 148         {
 149             /* Bellagio's encoder doesn't encode the framerate in Q16 */
 150             def->format.video.xFramerate >>= 16;
 151         }
 152     }
 153 #if 0 /* FIXME: doesn't apply for HP Touchpad */
 154     else if (!strncmp(p_sys->psz_component, "OMX.qcom.video.decoder.",
 155                       strlen("OMX.qcom.video.decoder")))
 156     {
 157         /* qdsp6 refuses buffer size larger than 450K on input port */
 158         if (def->nBufferSize > 450 * 1024)
 159         {
 160             def->nBufferSize = 450 * 1024;
 161             p_port->i_frame_size = def->nBufferSize;
 162         }
 163     }
 164 #endif
 165 #ifdef RPI_OMX
 166     else if (!strcmp(p_sys->psz_component, "OMX.broadcom.video_decode"))
 167     {
 168         /* Clear these fields before setting parameters, to allow the codec
 169          * fill in what it wants (instead of rejecting whatever happened to
 170          * be there. */
 171         def->format.video.nStride = def->format.video.nSliceHeight = 0;
 172     }
 173 #endif
 174
 175     return OMX_ErrorNone;
 176 }
 177
 178 /*****************************************************************************
 179  * SetPortDefinition: set definition of the omx port based on the vlc format
 180  *****************************************************************************/
 181 static OMX_ERRORTYPE SetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 182                                        es_format_t *p_fmt)
 183 {
 184     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 185     OMX_ERRORTYPE omx_error;
 186
 187     omx_error = OMX_GetParameter(p_port->omx_handle,
 188                                  OMX_IndexParamPortDefinition, def);
 189     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 190                 omx_error, ErrorToString(omx_error));
 191
 192     switch(p_fmt->i_cat)
 193     {
 194     case VIDEO_ES:
 195         def->format.video.nFrameWidth = p_fmt->video.i_width;
 196         def->format.video.nFrameHeight = p_fmt->video.i_height;
 197         if(def->format.video.eCompressionFormat == OMX_VIDEO_CodingUnused)
 198             def->format.video.nStride = def->format.video.nFrameWidth;
 199         if( p_fmt->video.i_frame_rate > 0 &&
 200             p_fmt->video.i_frame_rate_base > 0 )
 201             def->format.video.xFramerate = (p_fmt->video.i_frame_rate << 16) /
 202                 p_fmt->video.i_frame_rate_base;
 203
 204         if(def->eDir == OMX_DirInput || p_dec->p_sys->b_enc)
 205         {
 206             if (def->eDir == OMX_DirInput && p_dec->p_sys->b_enc)
 207                 def->nBufferSize = def->format.video.nFrameWidth *
 208                   def->format.video.nFrameHeight * 2;
 209             p_port->i_frame_size = def->nBufferSize;
 210
 211             if(!GetOmxVideoFormat(p_fmt->i_codec,
 212                                   &def->format.video.eCompressionFormat, 0) )
 213             {
 214                 if(!GetOmxChromaFormat(p_fmt->i_codec,
 215                                        &def->format.video.eColorFormat, 0) )
 216                 {
 217                     omx_error = OMX_ErrorNotImplemented;
 218                     CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 219                                 (char *)&p_fmt->i_codec );
 220                 }
 221                 GetVlcChromaSizes( p_fmt->i_codec,
 222                                    def->format.video.nFrameWidth,
 223                                    def->format.video.nFrameHeight,
 224                                    &p_port->i_frame_size, &p_port->i_frame_stride,
 225                                    &p_port->i_frame_stride_chroma_div );
 226                 def->format.video.nStride = p_port->i_frame_stride;
 227                 def->nBufferSize = p_port->i_frame_size;
 228             }
 229         }
 230         else
 231         {
 232             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 233                                      &p_fmt->i_codec, 0 ) )
 234             {
 235                 omx_error = OMX_ErrorNotImplemented;
 236                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 237                             (int)def->format.video.eColorFormat );
 238             }
 239             GetVlcChromaSizes( p_fmt->i_codec,
 240                                def->format.video.nFrameWidth,
 241                                def->format.video.nFrameHeight,
 242                                &p_port->i_frame_size, &p_port->i_frame_stride,
 243                                &p_port->i_frame_stride_chroma_div );
 244             def->format.video.nStride = p_port->i_frame_stride;
 245             if (p_port->i_frame_size > def->nBufferSize)
 246                 def->nBufferSize = p_port->i_frame_size;
 247         }
 248         break;
 249
 250     case AUDIO_ES:
 251         p_port->i_frame_size = def->nBufferSize;
 252         if(def->eDir == OMX_DirInput)
 253         {
 254             if(!GetOmxAudioFormat(p_fmt->i_codec,
 255                                   &def->format.audio.eEncoding, 0) )
 256             {
 257                 omx_error = OMX_ErrorNotImplemented;
 258                 CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 259                             (char *)&p_fmt->i_codec );
 260             }
 261         }
 262         else
 263         {
 264             if( !OmxToVlcAudioFormat(def->format.audio.eEncoding,
 265                                    &p_fmt->i_codec, 0 ) )
 266             {
 267                 omx_error = OMX_ErrorNotImplemented;
 268                 CHECK_ERROR(omx_error, "OMX audio encoding %i not supported",
 269                             (int)def->format.audio.eEncoding );
 270             }
 271         }
 272         break;
 273
 274     default: return OMX_ErrorNotImplemented;
 275     }
 276
 277     omx_error = ImplementationSpecificWorkarounds(p_dec, p_port, p_fmt);
 278     CHECK_ERROR(omx_error, "ImplementationSpecificWorkarounds failed (%x : %s)",
 279                 omx_error, ErrorToString(omx_error));
 280
 281     omx_error = OMX_SetParameter(p_port->omx_handle,
 282                                  OMX_IndexParamPortDefinition, def);
 283     CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
 284                 omx_error, ErrorToString(omx_error));
 285
 286     omx_error = OMX_GetParameter(p_port->omx_handle,
 287                                  OMX_IndexParamPortDefinition, def);
 288     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 289                 omx_error, ErrorToString(omx_error));
 290
 291     if(p_port->i_frame_size > def->nBufferSize)
 292         def->nBufferSize = p_port->i_frame_size;
 293     p_port->i_frame_size = def->nBufferSize;
 294
 295     /* Deal with audio params */
 296     if(p_fmt->i_cat == AUDIO_ES)
 297     {
 298         omx_error = SetAudioParameters(p_port->omx_handle,
 299                                        &p_port->format_param, def->nPortIndex,
 300                                        def->format.audio.eEncoding,
 301                                        p_fmt->i_codec,
 302                                        p_fmt->audio.i_channels,
 303                                        p_fmt->audio.i_rate,
 304                                        p_fmt->i_bitrate,
 305                                        p_fmt->audio.i_bitspersample,
 306                                        p_fmt->audio.i_blockalign);
 307         if (def->eDir == OMX_DirInput) {
 308             CHECK_ERROR(omx_error, "SetAudioParameters failed (%x : %s)",
 309                         omx_error, ErrorToString(omx_error));
 310         } else if (omx_error != OMX_ErrorNone) {
 311             msg_Warn(p_dec, "SetAudioParameters failed (%x : %s) on output port",
 312                      omx_error, ErrorToString(omx_error));
 313             omx_error = OMX_ErrorNone;
 314         }
 315     }
 316     if (!strcmp(p_dec->p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER") &&
 317                 def->eDir == OMX_DirOutput)
 318     {
 319         /* When setting the output buffer size above, the decoder actually
 320          * sets the buffer size to a lower value than what was chosen. If
 321          * we try to allocate buffers of this size, it fails. Thus, forcibly
 322          * use a larger buffer size. */
 323         def->nBufferSize *= 2;
 324     }
 325
 326  error:
 327     return omx_error;
 328 }
 329
 330
 331 /*****************************************************************************
 332  * UpdatePixelAspect: Update vlc pixel aspect based on the aspect reported on
 333  * the omx port - NOTE: Broadcom specific
 334  *****************************************************************************/
 335 static OMX_ERRORTYPE UpdatePixelAspect(decoder_t *p_dec)
 336 {
 337     decoder_sys_t *p_sys = p_dec->p_sys;
 338     OMX_CONFIG_POINTTYPE pixel_aspect;
 339     OMX_INIT_STRUCTURE(pixel_aspect);
 340     OMX_ERRORTYPE omx_err;
 341
 342     if (strncmp(p_sys->psz_component, "OMX.broadcom.", 13))
 343         return OMX_ErrorNotImplemented;
 344
 345     pixel_aspect.nPortIndex = p_sys->out.i_port_index;
 346     omx_err = OMX_GetParameter(p_sys->omx_handle,
 347             OMX_IndexParamBrcmPixelAspectRatio, &pixel_aspect);
 348     if (omx_err != OMX_ErrorNone) {
 349         msg_Warn(p_dec, "Failed to retrieve aspect ratio");
 350     } else {
 351         p_dec->fmt_out.video.i_sar_num = pixel_aspect.nX;
 352         p_dec->fmt_out.video.i_sar_den = pixel_aspect.nY;
 353     }
 354
 355     return omx_err;
 356 }
 357
 358 /*****************************************************************************
 359  * AllocateBuffers: Allocate Omx buffers
 360  *****************************************************************************/
 361 static OMX_ERRORTYPE AllocateBuffers(decoder_t *p_dec, OmxPort *p_port)
 362 {
 363     decoder_sys_t *p_sys = p_dec->p_sys;
 364     OMX_ERRORTYPE omx_error = OMX_ErrorUndefined;
 365     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 366     unsigned int i;
 367
 368 #ifdef OMXIL_EXTRA_DEBUG
 369     msg_Dbg( p_dec, "AllocateBuffers(%d)", def->eDir );
 370 #endif
 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 #ifdef OMXIL_EXTRA_DEBUG
 413     msg_Dbg( p_dec, "AllocateBuffers(%d)::done", def->eDir );
 414 #endif
 415 error:
 416     return omx_error;
 417 }
 418
 419 /*****************************************************************************
 420  * FreeBuffers: Free Omx buffers
 421  *****************************************************************************/
 422 static OMX_ERRORTYPE FreeBuffers(decoder_t *p_dec, OmxPort *p_port)
 423 {
 424     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 425     OMX_ERRORTYPE omx_error = OMX_ErrorNone;
 426     OMX_BUFFERHEADERTYPE *p_buffer;
 427     unsigned int i;
 428
 429 #ifdef OMXIL_EXTRA_DEBUG
 430     msg_Dbg( p_dec, "FreeBuffers(%d)", def->eDir );
 431 #endif
 432
 433     for(i = 0; i < p_port->i_buffers; i++)
 434     {
 435         OMX_FIFO_GET(&p_port->fifo, p_buffer);
 436         if (p_buffer->pAppPrivate != NULL)
 437             decoder_DeletePicture( p_dec, p_buffer->pAppPrivate );
 438         if (p_buffer->nFlags & SENTINEL_FLAG) {
 439             free(p_buffer);
 440             i--;
 441             continue;
 442         }
 443         omx_error = OMX_FreeBuffer( p_port->omx_handle,
 444                                     p_port->i_port_index, p_buffer );
 445
 446         if(omx_error != OMX_ErrorNone) break;
 447     }
 448     if( omx_error != OMX_ErrorNone )
 449        msg_Err( p_dec, "OMX_FreeBuffer failed (%x, %i, %i)",
 450                 omx_error, (int)p_port->i_port_index, i );
 451
 452     p_port->i_buffers = 0;
 453     free( p_port->pp_buffers );
 454     p_port->pp_buffers = NULL;
 455
 456 #ifdef OMXIL_EXTRA_DEBUG
 457     msg_Dbg( p_dec, "FreeBuffers(%d)::done", def->eDir );
 458 #endif
 459
 460     return omx_error;
 461 }
 462
 463 /*****************************************************************************
 464  * GetPortDefinition: set vlc format based on the definition of the omx port
 465  *****************************************************************************/
 466 static OMX_ERRORTYPE GetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 467                                        es_format_t *p_fmt)
 468 {
 469     decoder_sys_t *p_sys = p_dec->p_sys;
 470     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 471     OMX_ERRORTYPE omx_error;
 472     OMX_CONFIG_RECTTYPE crop_rect;
 473
 474     omx_error = OMX_GetParameter(p_port->omx_handle,
 475                                  OMX_IndexParamPortDefinition, def);
 476     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 477                 omx_error, ErrorToString(omx_error));
 478
 479     switch(p_fmt->i_cat)
 480     {
 481     case VIDEO_ES:
 482         p_fmt->video.i_width = def->format.video.nFrameWidth;
 483         p_fmt->video.i_visible_width = def->format.video.nFrameWidth;
 484         p_fmt->video.i_height = def->format.video.nFrameHeight;
 485         p_fmt->video.i_visible_height = def->format.video.nFrameHeight;
 486         p_fmt->video.i_frame_rate = p_dec->fmt_in.video.i_frame_rate;
 487         p_fmt->video.i_frame_rate_base = p_dec->fmt_in.video.i_frame_rate_base;
 488
 489         OMX_INIT_STRUCTURE(crop_rect);
 490         crop_rect.nPortIndex = def->nPortIndex;
 491         omx_error = OMX_GetConfig(p_port->omx_handle, OMX_IndexConfigCommonOutputCrop, &crop_rect);
 492         if (omx_error == OMX_ErrorNone)
 493         {
 494             if (!def->format.video.nSliceHeight)
 495                 def->format.video.nSliceHeight = def->format.video.nFrameHeight;
 496             if (!def->format.video.nStride)
 497                 def->format.video.nStride = def->format.video.nFrameWidth;
 498             p_fmt->video.i_width = crop_rect.nWidth;
 499             p_fmt->video.i_visible_width = crop_rect.nWidth;
 500             p_fmt->video.i_height = crop_rect.nHeight;
 501             p_fmt->video.i_visible_height = crop_rect.nHeight;
 502             if (def->format.video.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar)
 503                 def->format.video.nSliceHeight -= crop_rect.nTop/2;
 504         }
 505         else
 506         {
 507             /* Don't pass the error back to the caller, this isn't mandatory */
 508             omx_error = OMX_ErrorNone;
 509         }
 510
 511         /* Hack: Nexus One (stock firmware with binary OMX driver blob)
 512          * claims to output 420Planar even though it in in practice is
 513          * NV21. */
 514         if(def->format.video.eColorFormat == OMX_COLOR_FormatYUV420Planar &&
 515            !strncmp(p_sys->psz_component, "OMX.qcom.video.decoder",
 516                     strlen("OMX.qcom.video.decoder")))
 517             def->format.video.eColorFormat = OMX_QCOM_COLOR_FormatYVU420SemiPlanar;
 518
 519         if (IgnoreOmxDecoderPadding(p_sys->psz_component)) {
 520             def->format.video.nSliceHeight = 0;
 521             def->format.video.nStride = p_fmt->video.i_width;
 522         }
 523
 524         if(!GetVlcVideoFormat( def->format.video.eCompressionFormat,
 525                                &p_fmt->i_codec, 0 ) )
 526         {
 527             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 528                                      &p_fmt->i_codec, 0 ) )
 529             {
 530                 omx_error = OMX_ErrorNotImplemented;
 531                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 532                             (int)def->format.video.eColorFormat );
 533             }
 534             GetVlcChromaSizes( p_fmt->i_codec,
 535                                def->format.video.nFrameWidth,
 536                                def->format.video.nFrameHeight,
 537                                &p_port->i_frame_size, &p_port->i_frame_stride,
 538                                &p_port->i_frame_stride_chroma_div );
 539         }
 540         if(p_port->i_frame_size > def->nBufferSize)
 541             def->nBufferSize = p_port->i_frame_size;
 542         p_port->i_frame_size = def->nBufferSize;
 543 #if 0
 544         if((int)p_port->i_frame_stride > def->format.video.nStride)
 545             def->format.video.nStride = p_port->i_frame_stride;
 546 #endif
 547         p_port->i_frame_stride = def->format.video.nStride;
 548         UpdatePixelAspect(p_dec);
 549         break;
 550
 551     case AUDIO_ES:
 552         if( !OmxToVlcAudioFormat( def->format.audio.eEncoding,
 553                                 &p_fmt->i_codec, 0 ) )
 554         {
 555             omx_error = OMX_ErrorNotImplemented;
 556             CHECK_ERROR(omx_error, "OMX audio format %i not supported",
 557                         (int)def->format.audio.eEncoding );
 558         }
 559
 560         omx_error = GetAudioParameters(p_port->omx_handle,
 561                                        &p_port->format_param, def->nPortIndex,
 562                                        def->format.audio.eEncoding,
 563                                        &p_fmt->audio.i_channels,
 564                                        &p_fmt->audio.i_rate,
 565                                        &p_fmt->i_bitrate,
 566                                        &p_fmt->audio.i_bitspersample,
 567                                        &p_fmt->audio.i_blockalign);
 568         CHECK_ERROR(omx_error, "GetAudioParameters failed (%x : %s)",
 569                     omx_error, ErrorToString(omx_error));
 570
 571         if(p_fmt->audio.i_channels < 9)
 572         {
 573             static const int pi_channels_maps[9] =
 574             {
 575                 0, AOUT_CHAN_CENTER, AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 576                 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 577                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
 578                 | AOUT_CHAN_REARRIGHT,
 579                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 580                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
 581                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 582                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE,
 583                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 584                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT
 585                 | AOUT_CHAN_MIDDLERIGHT,
 586                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER | AOUT_CHAN_REARLEFT
 587                 | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT | AOUT_CHAN_MIDDLERIGHT
 588                 | AOUT_CHAN_LFE
 589             };
 590             p_fmt->audio.i_physical_channels =
 591                 p_fmt->audio.i_original_channels =
 592                     pi_channels_maps[p_fmt->audio.i_channels];
 593         }
 594
 595         date_Init( &p_dec->p_sys->end_date, p_fmt->audio.i_rate, 1 );
 596
 597         break;
 598
 599     default: return OMX_ErrorNotImplemented;
 600     }
 601
 602  error:
 603     return omx_error;
 604 }
 605
 606 /*****************************************************************************
 607  * DeinitialiseComponent: Deinitialise and unload an OMX component
 608  *****************************************************************************/
 609 static OMX_ERRORTYPE DeinitialiseComponent(decoder_t *p_dec,
 610                                            OMX_HANDLETYPE omx_handle)
 611 {
 612     decoder_sys_t *p_sys = p_dec->p_sys;
 613     OMX_BUFFERHEADERTYPE *p_buffer;
 614     OMX_ERRORTYPE omx_error;
 615     OMX_STATETYPE state;
 616     unsigned int i;
 617
 618     if(!omx_handle) return OMX_ErrorNone;
 619
 620     omx_error = OMX_GetState(omx_handle, &state);
 621     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 622
 623     if(state == OMX_StateExecuting)
 624     {
 625         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 626                                      OMX_StateIdle, 0 );
 627         CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
 628         while (1) {
 629             OMX_U32 cmd, state;
 630             omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, &cmd, &state, 0);
 631             CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
 632             // The event queue can contain other OMX_EventCmdComplete items,
 633             // such as for OMX_CommandFlush
 634             if (cmd == OMX_CommandStateSet && state == OMX_StateIdle)
 635                 break;
 636         }
 637     }
 638
 639     omx_error = OMX_GetState(omx_handle, &state);
 640     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 641
 642     if(state == OMX_StateIdle)
 643     {
 644         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 645                                      OMX_StateLoaded, 0 );
 646         CHECK_ERROR(omx_error, "OMX_CommandStateSet Loaded failed (%x)", omx_error );
 647
 648         for(i = 0; i < p_sys->ports; i++)
 649         {
 650             OmxPort *p_port = &p_sys->p_ports[i];
 651
 652             omx_error = FreeBuffers( p_dec, p_port );
 653             CHECK_ERROR(omx_error, "FreeBuffers failed (%x, %i)",
 654                         omx_error, (int)p_port->i_port_index );
 655         }
 656
 657         omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
 658         CHECK_ERROR(omx_error, "Wait for Loaded failed (%x)", omx_error );
 659     }
 660
 661  error:
 662     for(i = 0; i < p_sys->ports; i++)
 663     {
 664         OmxPort *p_port = &p_sys->p_ports[i];
 665         free(p_port->pp_buffers);
 666         p_port->pp_buffers = 0;
 667
 668         while (1) {
 669             OMX_FIFO_PEEK(&p_port->fifo, p_buffer);
 670             if (!p_buffer) break;
 671
 672             OMX_FIFO_GET(&p_port->fifo, p_buffer);
 673             if (p_buffer->nFlags & SENTINEL_FLAG) {
 674                 free(p_buffer);
 675                 continue;
 676             }
 677             msg_Warn( p_dec, "Stray buffer left in fifo, %p", p_buffer );
 678         }
 679     }
 680     omx_error = pf_free_handle( omx_handle );
 681     return omx_error;
 682 }
 683
 684 /*****************************************************************************
 685  * InitialiseComponent: Load and initialise an OMX component
 686  *****************************************************************************/
 687 static OMX_ERRORTYPE InitialiseComponent(decoder_t *p_dec,
 688     OMX_STRING psz_component, OMX_HANDLETYPE *p_handle)
 689 {
 690     static OMX_CALLBACKTYPE callbacks =
 691         { OmxEventHandler, OmxEmptyBufferDone, OmxFillBufferDone };
 692     decoder_sys_t *p_sys = p_dec->p_sys;
 693     OMX_HANDLETYPE omx_handle;
 694     OMX_ERRORTYPE omx_error;
 695     unsigned int i;
 696     OMX_U8 psz_role[OMX_MAX_STRINGNAME_SIZE];
 697     OMX_PARAM_COMPONENTROLETYPE role;
 698     OMX_PARAM_PORTDEFINITIONTYPE definition;
 699     OMX_PORT_PARAM_TYPE param;
 700
 701     /* Load component */
 702     omx_error = pf_get_handle( &omx_handle, psz_component, p_dec, &callbacks );
 703     if(omx_error != OMX_ErrorNone)
 704     {
 705         msg_Warn( p_dec, "OMX_GetHandle(%s) failed (%x: %s)", psz_component,
 706                   omx_error, ErrorToString(omx_error) );
 707         return omx_error;
 708     }
 709     strncpy(p_sys->psz_component, psz_component, OMX_MAX_STRINGNAME_SIZE-1);
 710
 711     omx_error = OMX_ComponentRoleEnum(omx_handle, psz_role, 0);
 712     if(omx_error == OMX_ErrorNone)
 713         msg_Dbg(p_dec, "loaded component %s of role %s", psz_component, psz_role);
 714     else
 715         msg_Dbg(p_dec, "loaded component %s", psz_component);
 716     PrintOmx(p_dec, omx_handle, OMX_ALL);
 717
 718     /* Set component role */
 719     OMX_INIT_STRUCTURE(role);
 720     strcpy((char*)role.cRole,
 721            GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec : p_dec->fmt_in.i_codec,
 722                       p_dec->fmt_in.i_cat, p_sys->b_enc));
 723
 724     omx_error = OMX_SetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 725                                  &role);
 726     omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 727                                  &role);
 728     if(omx_error == OMX_ErrorNone)
 729         msg_Dbg(p_dec, "component standard role set to %s", role.cRole);
 730
 731     /* Find the input / output ports */
 732     OMX_INIT_STRUCTURE(param);
 733     OMX_INIT_STRUCTURE(definition);
 734     omx_error = OMX_GetParameter(omx_handle, p_dec->fmt_in.i_cat == VIDEO_ES ?
 735                                  OMX_IndexParamVideoInit : OMX_IndexParamAudioInit, &param);
 736     if(omx_error != OMX_ErrorNone) {
 737 #ifdef __ANDROID__
 738         param.nPorts = 2;
 739         param.nStartPortNumber = 0;
 740 #else
 741         param.nPorts = 0;
 742 #endif
 743     }
 744
 745     for(i = 0; i < param.nPorts; i++)
 746     {
 747         OmxPort *p_port;
 748
 749         /* Get port definition */
 750         definition.nPortIndex = param.nStartPortNumber + i;
 751         omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamPortDefinition,
 752                                      &definition);
 753         if(omx_error != OMX_ErrorNone) continue;
 754
 755         if(definition.eDir == OMX_DirInput) p_port = &p_sys->in;
 756         else  p_port = &p_sys->out;
 757
 758         p_port->b_valid = true;
 759         p_port->i_port_index = definition.nPortIndex;
 760         p_port->definition = definition;
 761         p_port->omx_handle = omx_handle;
 762     }
 763
 764     if(!p_sys->in.b_valid || !p_sys->out.b_valid)
 765     {
 766         omx_error = OMX_ErrorInvalidComponent;
 767         CHECK_ERROR(omx_error, "couldn't find an input and output port");
 768     }
 769
 770     if(!strncmp(p_sys->psz_component, "OMX.SEC.", 8) &&
 771        p_dec->fmt_in.i_cat == VIDEO_ES)
 772     {
 773         OMX_INDEXTYPE index;
 774         omx_error = OMX_GetExtensionIndex(omx_handle, (OMX_STRING) "OMX.SEC.index.ThumbnailMode", &index);
 775         if(omx_error == OMX_ErrorNone)
 776         {
 777             OMX_BOOL enable = OMX_TRUE;
 778             omx_error = OMX_SetConfig(omx_handle, index, &enable);
 779             CHECK_ERROR(omx_error, "Unable to set ThumbnailMode");
 780         } else {
 781             OMX_BOOL enable = OMX_TRUE;
 782             /* Needed on Samsung Galaxy S II */
 783             omx_error = OMX_SetConfig(omx_handle, OMX_IndexVendorSetYUV420pMode, &enable);
 784             if (omx_error == OMX_ErrorNone)
 785                 msg_Dbg(p_dec, "Set OMX_IndexVendorSetYUV420pMode successfully");
 786             else
 787                 msg_Dbg(p_dec, "Unable to set OMX_IndexVendorSetYUV420pMode: %x", omx_error);
 788         }
 789     }
 790
 791     if(!strncmp(p_sys->psz_component, "OMX.broadcom.", 13))
 792     {
 793         OMX_CONFIG_REQUESTCALLBACKTYPE notifications;
 794         OMX_INIT_STRUCTURE(notifications);
 795
 796         notifications.nPortIndex = p_sys->out.i_port_index;
 797         notifications.nIndex = OMX_IndexParamBrcmPixelAspectRatio;
 798         notifications.bEnable = OMX_TRUE;
 799
 800         omx_error = OMX_SetParameter(omx_handle,
 801                 OMX_IndexConfigRequestCallback, &notifications);
 802         if (omx_error == OMX_ErrorNone) {
 803             msg_Dbg(p_dec, "Enabled aspect ratio notifications");
 804             p_sys->b_aspect_ratio_handled = true;
 805         } else
 806             msg_Dbg(p_dec, "Could not enable aspect ratio notifications");
 807     }
 808
 809     /* Set port definitions */
 810     for(i = 0; i < p_sys->ports; i++)
 811     {
 812         omx_error = SetPortDefinition(p_dec, &p_sys->p_ports[i],
 813                                       p_sys->p_ports[i].p_fmt);
 814         if(omx_error != OMX_ErrorNone) goto error;
 815     }
 816
 817     if(!strncmp(p_sys->psz_component, "OMX.broadcom.", 13) &&
 818         p_sys->in.p_fmt->i_codec == VLC_CODEC_H264)
 819     {
 820         OMX_PARAM_BRCMVIDEODECODEERRORCONCEALMENTTYPE concanParam;
 821         OMX_INIT_STRUCTURE(concanParam);
 822         concanParam.bStartWithValidFrame = OMX_FALSE;
 823
 824         omx_error = OMX_SetParameter(omx_handle,
 825                 OMX_IndexParamBrcmVideoDecodeErrorConcealment, &concanParam);
 826         if (omx_error == OMX_ErrorNone)
 827             msg_Dbg(p_dec, "StartWithValidFrame disabled.");
 828         else
 829             msg_Dbg(p_dec, "Could not disable StartWithValidFrame.");
 830     }
 831
 832     /* Allocate our array for the omx buffers and enable ports */
 833     for(i = 0; i < p_sys->ports; i++)
 834     {
 835         OmxPort *p_port = &p_sys->p_ports[i];
 836
 837         /* Enable port */
 838         if(!p_port->definition.bEnabled)
 839         {
 840             omx_error = OMX_SendCommand( omx_handle, OMX_CommandPortEnable,
 841                                          p_port->i_port_index, NULL);
 842             CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
 843                         (int)p_port->i_port_index, omx_error );
 844             omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
 845             CHECK_ERROR(omx_error, "Wait for PortEnable on %i failed (%x)",
 846                         (int)p_port->i_port_index, omx_error );
 847         }
 848     }
 849
 850     *p_handle = omx_handle;
 851     return OMX_ErrorNone;
 852
 853  error:
 854     DeinitialiseComponent(p_dec, omx_handle);
 855     *p_handle = 0;
 856     return omx_error;
 857 }
 858
 859 /*****************************************************************************
 860  * OpenDecoder: Create the decoder instance
 861  *****************************************************************************/
 862 static int OpenDecoder( vlc_object_t *p_this )
 863 {
 864     decoder_t *p_dec = (decoder_t*)p_this;
 865     int status;
 866
 867 #ifdef __ANDROID__
 868     if( p_dec->fmt_in.i_cat == AUDIO_ES )
 869         return VLC_EGENERIC;
 870 #endif
 871
 872     if( 0 || !GetOmxRole(p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat, false) )
 873         return VLC_EGENERIC;
 874
 875     status = OpenGeneric( p_this, false );
 876     if(status != VLC_SUCCESS) return status;
 877
 878     p_dec->pf_decode_video = DecodeVideo;
 879     p_dec->pf_decode_audio = DecodeAudio;
 880
 881     return VLC_SUCCESS;
 882 }
 883
 884 /*****************************************************************************
 885  * OpenEncoder: Create the encoder instance
 886  *****************************************************************************/
 887 static int OpenEncoder( vlc_object_t *p_this )
 888 {
 889     encoder_t *p_enc = (encoder_t*)p_this;
 890     int status;
 891
 892     if( !GetOmxRole(p_enc->fmt_out.i_codec, p_enc->fmt_in.i_cat, true) )
 893         return VLC_EGENERIC;
 894
 895     status = OpenGeneric( p_this, true );
 896     if(status != VLC_SUCCESS) return status;
 897
 898     p_enc->pf_encode_video = EncodeVideo;
 899
 900     return VLC_SUCCESS;
 901 }
 902
 903 /*****************************************************************************
 904  * OpenGeneric: Create the generic decoder/encoder instance
 905  *****************************************************************************/
 906 static int OpenGeneric( vlc_object_t *p_this, bool b_encode )
 907 {
 908     decoder_t *p_dec = (decoder_t*)p_this;
 909     decoder_sys_t *p_sys;
 910     OMX_ERRORTYPE omx_error;
 911     OMX_BUFFERHEADERTYPE *p_header;
 912     unsigned int i;
 913
 914     if (InitOmxCore(p_this) != VLC_SUCCESS) {
 915         return VLC_EGENERIC;
 916     }
 917
 918     /* Allocate the memory needed to store the decoder's structure */
 919     if( ( p_dec->p_sys = p_sys = calloc( 1, sizeof(*p_sys)) ) == NULL )
 920     {
 921         DeinitOmxCore();
 922         return VLC_ENOMEM;
 923     }
 924
 925     /* Initialise the thread properties */
 926     if(!b_encode)
 927     {
 928         p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
 929         p_dec->fmt_out.video = p_dec->fmt_in.video;
 930         p_dec->fmt_out.audio = p_dec->fmt_in.audio;
 931         p_dec->fmt_out.i_codec = 0;
 932
 933         /* set default aspect of 1, if parser did not set it */
 934         if (p_dec->fmt_out.video.i_sar_num == 0)
 935             p_dec->fmt_out.video.i_sar_num = 1;
 936         if (p_dec->fmt_out.video.i_sar_den == 0)
 937             p_dec->fmt_out.video.i_sar_den = 1;
 938     }
 939     p_sys->b_enc = b_encode;
 940     InitOmxEventQueue(&p_sys->event_queue);
 941     OMX_FIFO_INIT (&p_sys->in.fifo, pOutputPortPrivate );
 942     p_sys->in.b_direct = false;
 943     p_sys->in.b_flushed = true;
 944     p_sys->in.p_fmt = &p_dec->fmt_in;
 945     OMX_FIFO_INIT (&p_sys->out.fifo, pInputPortPrivate );
 946     p_sys->out.b_direct = false;
 947     p_sys->out.b_flushed = true;
 948     p_sys->out.p_fmt = &p_dec->fmt_out;
 949     p_sys->ports = 2;
 950     p_sys->p_ports = &p_sys->in;
 951     p_sys->b_use_pts = 1;
 952
 953     msg_Dbg(p_dec, "fmt in:%4.4s, out: %4.4s", (char *)&p_dec->fmt_in.i_codec,
 954             (char *)&p_dec->fmt_out.i_codec);
 955
 956     /* Enumerate components and build a list of the one we want to try */
 957     p_sys->components =
 958         CreateComponentsList(p_this,
 959              GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec :
 960                         p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat,
 961                         p_sys->b_enc), p_sys->ppsz_components);
 962     if( !p_sys->components )
 963     {
 964         msg_Warn( p_this, "couldn't find an omx component for codec %4.4s",
 965                   (char *)&p_dec->fmt_in.i_codec );
 966         CloseGeneric(p_this);
 967         return VLC_EGENERIC;
 968     }
 969
 970     /* Try to load and initialise a component */
 971     omx_error = OMX_ErrorUndefined;
 972     for(i = 0; i < p_sys->components; i++)
 973     {
 974 #ifdef __ANDROID__
 975         /* ignore OpenCore software codecs */
 976         if (!strncmp(p_sys->ppsz_components[i], "OMX.PV.", 7))
 977             continue;
 978         /* The same sw codecs, renamed in ICS (perhaps also in honeycomb) */
 979         if (!strncmp(p_sys->ppsz_components[i], "OMX.google.", 11))
 980             continue;
 981         /* This one has been seen on HTC One V - it behaves like it works,
 982          * but FillBufferDone returns buffers filled with 0 bytes. The One V
 983          * has got a working OMX.qcom.video.decoder.avc instead though. */
 984         if (!strncmp(p_sys->ppsz_components[i], "OMX.ARICENT.", 12))
 985             continue;
 986         /* Codecs with DRM, that don't output plain YUV data but only
 987          * support direct rendering where the output can't be intercepted. */
 988         if (strstr(p_sys->ppsz_components[i], ".secure"))
 989             continue;
 990         /* Use VC1 decoder for WMV3 for now */
 991         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.WMV.Decoder"))
 992             continue;
 993         /* This decoder does work, but has an insane latency (leading to errors
 994          * about "main audio output playback way too late" and dropped frames).
 995          * At least Samsung Galaxy S III (where this decoder is present) has
 996          * got another one, OMX.SEC.mp3.dec, that works well and has a
 997          * sensible latency. (Also, even if that one isn't found, in general,
 998          * using SW codecs is usually more than fast enough for MP3.) */
 999         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.MP3.Decoder"))
1000             continue;
1001         /* This codec should be able to handle both VC1 and WMV3, but
1002          * for VC1 it doesn't output any buffers at all (in the way we use
1003          * it) and for WMV3 it outputs plain black buffers. Thus ignore
1004          * it until we can make it work properly. */
1005         if (!strcmp(p_sys->ppsz_components[i], "OMX.Nvidia.vc1.decode"))
1006             continue;
1007 #endif
1008         omx_error = InitialiseComponent(p_dec, p_sys->ppsz_components[i],
1009                                         &p_sys->omx_handle);
1010         if(omx_error == OMX_ErrorNone) break;
1011     }
1012     CHECK_ERROR(omx_error, "no component could be initialised" );
1013
1014     /* Move component to Idle then Executing state */
1015     OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet, OMX_StateIdle, 0 );
1016     CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
1017
1018     /* Allocate omx buffers */
1019     for(i = 0; i < p_sys->ports; i++)
1020     {
1021         OmxPort *p_port = &p_sys->p_ports[i];
1022         omx_error = AllocateBuffers( p_dec, p_port );
1023         CHECK_ERROR(omx_error, "AllocateBuffers failed (%x, %i)",
1024                     omx_error, (int)p_port->i_port_index );
1025     }
1026
1027     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
1028     CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
1029
1030     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet,
1031                                  OMX_StateExecuting, 0);
1032     CHECK_ERROR(omx_error, "OMX_CommandStateSet Executing failed (%x)", omx_error );
1033     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
1034     CHECK_ERROR(omx_error, "Wait for Executing failed (%x)", omx_error );
1035
1036     /* Send codec configuration data */
1037     if( p_dec->fmt_in.i_extra )
1038     {
1039         OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1040         p_header->nFilledLen = p_dec->fmt_in.i_extra;
1041
1042         /* Convert H.264 NAL format to annex b */
1043         if( p_sys->i_nal_size_length && !p_sys->in.b_direct )
1044         {
1045             p_header->nFilledLen = 0;
1046             convert_sps_pps( p_dec, p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra,
1047                              p_header->pBuffer, p_header->nAllocLen,
1048                              (uint32_t*) &p_header->nFilledLen, NULL );
1049         }
1050         else if(p_sys->in.b_direct)
1051         {
1052             p_header->pOutputPortPrivate = p_header->pBuffer;
1053             p_header->pBuffer = p_dec->fmt_in.p_extra;
1054         }
1055         else if (p_dec->fmt_in.i_codec == VLC_CODEC_WMV3 &&
1056                  p_dec->fmt_in.i_extra >= 4 &&
1057                  p_header->nAllocLen >= 36)
1058         {
1059             int profile;
1060             // According to OMX IL 1.2.0 spec (4.3.33.2), the codec config
1061             // data for VC-1 Main/Simple (aka WMV3) is according to table 265
1062             // in the VC-1 spec. Most of the fields are just set with placeholders
1063             // (like framerate, hrd_buffer/rate).
1064             static const uint8_t wmv3seq[] = {
1065                 0xff, 0xff, 0xff, 0xc5, // numframes=ffffff, marker byte
1066                 0x04, 0x00, 0x00, 0x00, // marker byte
1067                 0x00, 0x00, 0x00, 0x00, // struct C, almost equal to p_extra
1068                 0x00, 0x00, 0x00, 0x00, // struct A, vert size
1069                 0x00, 0x00, 0x00, 0x00, // struct A, horiz size
1070                 0x0c, 0x00, 0x00, 0x00, // marker byte
1071                 0xff, 0xff, 0x00, 0x80, // struct B, level=4, cbr=0, hrd_buffer=ffff
1072                 0xff, 0xff, 0x00, 0x00, // struct B, hrd_rate=ffff
1073                 0xff, 0xff, 0xff, 0xff, // struct B, framerate=ffffffff
1074             };
1075             p_header->nFilledLen = sizeof(wmv3seq);
1076             memcpy(p_header->pBuffer, wmv3seq, p_header->nFilledLen);
1077             // Struct C - almost equal to the extradata
1078             memcpy(&p_header->pBuffer[8], p_dec->fmt_in.p_extra, 4);
1079             // Expand profile from the highest 2 bits to the highest 4 bits
1080             profile = p_header->pBuffer[8] >> 6;
1081             p_header->pBuffer[8] = (p_header->pBuffer[8] & 0x0f) | (profile << 4);
1082             // Fill in the height/width for struct A
1083             SetDWLE(&p_header->pBuffer[12], p_dec->fmt_in.video.i_height);
1084             SetDWLE(&p_header->pBuffer[16], p_dec->fmt_in.video.i_width);
1085         }
1086         else
1087         {
1088             if(p_header->nFilledLen > p_header->nAllocLen)
1089             {
1090                 msg_Dbg(p_dec, "buffer too small (%i,%i)", (int)p_header->nFilledLen,
1091                         (int)p_header->nAllocLen);
1092                 p_header->nFilledLen = p_header->nAllocLen;
1093             }
1094             memcpy(p_header->pBuffer, p_dec->fmt_in.p_extra, p_header->nFilledLen);
1095         }
1096
1097         p_header->nOffset = 0;
1098         p_header->nFlags = OMX_BUFFERFLAG_CODECCONFIG | OMX_BUFFERFLAG_ENDOFFRAME;
1099         msg_Dbg(p_dec, "sending codec config data %p, %p, %i", p_header,
1100                 p_header->pBuffer, (int)p_header->nFilledLen);
1101         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1102     }
1103
1104     /* Get back output port definition */
1105     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1106     if(omx_error != OMX_ErrorNone) goto error;
1107
1108     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1109     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1110
1111     if(p_sys->b_error) goto error;
1112
1113     p_dec->b_need_packetized = true;
1114
1115     if (!p_sys->b_use_pts)
1116         msg_Dbg( p_dec, "using dts timestamp mode for %s", p_sys->psz_component);
1117
1118     return VLC_SUCCESS;
1119
1120  error:
1121     CloseGeneric(p_this);
1122     return VLC_EGENERIC;
1123 }
1124
1125 /*****************************************************************************
1126  * PortReconfigure
1127  *****************************************************************************/
1128 static OMX_ERRORTYPE PortReconfigure(decoder_t *p_dec, OmxPort *p_port)
1129 {
1130     decoder_sys_t *p_sys = p_dec->p_sys;
1131     OMX_PARAM_PORTDEFINITIONTYPE definition;
1132     OMX_ERRORTYPE omx_error;
1133
1134     /* Sanity checking */
1135     OMX_INIT_STRUCTURE(definition);
1136     definition.nPortIndex = p_port->i_port_index;
1137     omx_error = OMX_GetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1138                                  &definition);
1139     if(omx_error != OMX_ErrorNone || (p_dec->fmt_in.i_cat == VIDEO_ES &&
1140        (!definition.format.video.nFrameWidth ||
1141        !definition.format.video.nFrameHeight)) )
1142         return OMX_ErrorUndefined;
1143
1144     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortDisable,
1145                                  p_port->i_port_index, NULL);
1146     CHECK_ERROR(omx_error, "OMX_CommandPortDisable on %i failed (%x)",
1147                 (int)p_port->i_port_index, omx_error );
1148
1149     omx_error = FreeBuffers( p_dec, p_port );
1150     CHECK_ERROR(omx_error, "FreeBuffers failed (%x, %i)",
1151                 omx_error, (int)p_port->i_port_index );
1152
1153     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
1154     CHECK_ERROR(omx_error, "Wait for PortDisable failed (%x)", omx_error );
1155
1156     /* Get the new port definition */
1157     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1158     if(omx_error != OMX_ErrorNone) goto error;
1159
1160     if( p_dec->fmt_in.i_cat != AUDIO_ES )
1161     {
1162         /* Don't explicitly set the new parameters that we got with
1163          * OMX_GetParameter above when using audio codecs.
1164          * That struct hasn't been changed since, so there should be
1165          * no need to set it here, unless some codec expects the
1166          * SetParameter call as a trigger event for some part of
1167          * the reconfiguration.
1168          * This fixes using audio decoders on Samsung Galaxy S II,
1169          *
1170          * Only skipping this for audio codecs, to minimize the
1171          * change for current working configurations for video.
1172          */
1173         omx_error = OMX_SetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1174                                      &definition);
1175         CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
1176                     omx_error, ErrorToString(omx_error));
1177     }
1178
1179     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortEnable,
1180                                  p_port->i_port_index, NULL);
1181     CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
1182                 (int)p_port->i_port_index, omx_error );
1183
1184     omx_error = AllocateBuffers( p_dec, p_port );
1185     CHECK_ERROR(omx_error, "OMX_AllocateBuffers failed (%x, %i)",
1186                 omx_error, (int)p_port->i_port_index );
1187
1188     omx_error = WaitForSpecificOmxEvent(&p_sys->event_queue, OMX_EventCmdComplete, 0, 0, 0);
1189     CHECK_ERROR(omx_error, "Wait for PortEnable failed (%x)", omx_error );
1190
1191     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1192     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1193
1194  error:
1195     return omx_error;
1196 }
1197
1198 /*****************************************************************************
1199  * DecodeVideoOutput
1200  *****************************************************************************/
1201 static int DecodeVideoOutput( decoder_t *p_dec, OmxPort *p_port, picture_t **pp_pic )
1202 {
1203     VLC_UNUSED( p_dec );
1204     OMX_BUFFERHEADERTYPE *p_header;
1205     picture_t *p_pic = NULL, *p_next_pic;
1206     OMX_ERRORTYPE omx_error;
1207
1208     while(!p_pic)
1209     {
1210         OMX_FIFO_PEEK(&p_port->fifo, p_header);
1211         if(!p_header) break; /* No frame available */
1212
1213         if(p_port->b_update_def)
1214         {
1215             omx_error = GetPortDefinition(p_dec, p_port, p_port->p_fmt);
1216             p_port->b_update_def = 0;
1217             CHECK_ERROR(omx_error, "GetPortDefinition failed");
1218         }
1219
1220         if(p_header->nFilledLen)
1221         {
1222             p_pic = p_header->pAppPrivate;
1223             if(!p_pic)
1224             {
1225                 /* We're not in direct rendering mode.
1226                  * Get a new picture and copy the content */
1227                 p_pic = decoder_NewPicture( p_dec );
1228
1229                 if (p_pic)
1230                     CopyOmxPicture(p_port->definition.format.video.eColorFormat,
1231                                    p_pic, p_port->definition.format.video.nSliceHeight,
1232                                    p_port->i_frame_stride,
1233                                    p_header->pBuffer + p_header->nOffset,
1234                                    p_port->i_frame_stride_chroma_div, NULL);
1235             }
1236
1237             if (p_pic)
1238                 p_pic->date = FromOmxTicks(p_header->nTimeStamp);
1239             p_header->nFilledLen = 0;
1240             p_header->pAppPrivate = 0;
1241         }
1242
1243         /* Get a new picture */
1244         if(p_port->b_direct && !p_header->pAppPrivate)
1245         {
1246             p_next_pic = decoder_NewPicture( p_dec );
1247             if(!p_next_pic) break;
1248
1249             OMX_FIFO_GET(&p_port->fifo, p_header);
1250             p_header->pAppPrivate = p_next_pic;
1251             p_header->pInputPortPrivate = p_header->pBuffer;
1252             p_header->pBuffer = p_next_pic->p[0].p_pixels;
1253         }
1254         else
1255         {
1256             OMX_FIFO_GET(&p_port->fifo, p_header);
1257         }
1258
1259 #ifdef OMXIL_EXTRA_DEBUG
1260         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1261 #endif
1262         OMX_FillThisBuffer(p_port->omx_handle, p_header);
1263     }
1264
1265     *pp_pic = p_pic;
1266     return 0;
1267 error:
1268     return -1;
1269 }
1270
1271 /*****************************************************************************
1272  * DecodeVideo: Called to decode one frame
1273  *****************************************************************************/
1274 static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
1275 {
1276     decoder_sys_t *p_sys = p_dec->p_sys;
1277     picture_t *p_pic = NULL;
1278     OMX_ERRORTYPE omx_error;
1279     unsigned int i;
1280
1281     OMX_BUFFERHEADERTYPE *p_header;
1282     block_t *p_block;
1283     unsigned int i_input_used = 0;
1284     struct H264ConvertState convert_state = { 0, 0 };
1285
1286     if( !pp_block || !*pp_block )
1287         return NULL;
1288
1289     p_block = *pp_block;
1290
1291     /* Check for errors from codec */
1292     if(p_sys->b_error)
1293     {
1294         msg_Dbg(p_dec, "error during decoding");
1295         block_Release( p_block );
1296         return 0;
1297     }
1298
1299     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1300     {
1301         block_Release( p_block );
1302         if(!p_sys->in.b_flushed)
1303         {
1304             msg_Dbg(p_dec, "flushing");
1305             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1306                              p_sys->in.definition.nPortIndex, 0 );
1307         }
1308         p_sys->in.b_flushed = true;
1309         return NULL;
1310     }
1311
1312     /* Use the aspect ratio provided by the input (ie read from packetizer).
1313      * In case the we get aspect ratio info from the decoder (as in the
1314      * broadcom OMX implementation on RPi), don't let the packetizer values
1315      * override what the decoder says, if anything - otherwise always update
1316      * even if it already is set (since it can change within a stream). */
1317     if((p_dec->fmt_in.video.i_sar_num != 0 && p_dec->fmt_in.video.i_sar_den != 0) &&
1318        (p_dec->fmt_out.video.i_sar_num == 0 || p_dec->fmt_out.video.i_sar_den == 0 ||
1319              !p_sys->b_aspect_ratio_handled))
1320     {
1321         p_dec->fmt_out.video.i_sar_num = p_dec->fmt_in.video.i_sar_num;
1322         p_dec->fmt_out.video.i_sar_den = p_dec->fmt_in.video.i_sar_den;
1323     }
1324
1325     /* Take care of decoded frames first */
1326     if( DecodeVideoOutput( p_dec, &p_sys->out, &p_pic ) != 0 )
1327         goto error;
1328
1329 more_input:
1330     /* Send the input buffer to the component */
1331     OMX_FIFO_GET_TIMEOUT(&p_sys->in.fifo, p_header, 200000);
1332
1333     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1334         free(p_header);
1335         goto reconfig;
1336     }
1337
1338     if(p_header)
1339     {
1340         bool decode_more = false;
1341         p_header->nFilledLen = p_block->i_buffer - i_input_used;
1342         p_header->nOffset = 0;
1343         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1344         if (p_sys->b_use_pts && p_block->i_pts)
1345             p_header->nTimeStamp = ToOmxTicks(p_block->i_pts);
1346         else
1347             p_header->nTimeStamp = ToOmxTicks(p_block->i_dts);
1348
1349         /* In direct mode we pass the input pointer as is.
1350          * Otherwise we memcopy the data */
1351         if(p_sys->in.b_direct)
1352         {
1353             p_header->pOutputPortPrivate = p_header->pBuffer;
1354             p_header->pBuffer = p_block->p_buffer;
1355             p_header->pAppPrivate = p_block;
1356             i_input_used = p_header->nFilledLen;
1357         }
1358         else
1359         {
1360             if(p_header->nFilledLen > p_header->nAllocLen)
1361             {
1362                 p_header->nFilledLen = p_header->nAllocLen;
1363             }
1364             memcpy(p_header->pBuffer, p_block->p_buffer + i_input_used, p_header->nFilledLen);
1365             i_input_used += p_header->nFilledLen;
1366             if (i_input_used == p_block->i_buffer)
1367             {
1368                 block_Release(p_block);
1369             }
1370             else
1371             {
1372                 decode_more = true;
1373                 p_header->nFlags &= ~OMX_BUFFERFLAG_ENDOFFRAME;
1374             }
1375         }
1376
1377         /* Convert H.264 NAL format to annex b. Doesn't do anything if
1378          * i_nal_size_length == 0, which is the case for codecs other
1379          * than H.264 */
1380         convert_h264_to_annexb( p_header->pBuffer, p_header->nFilledLen,
1381                                 p_sys->i_nal_size_length, &convert_state );
1382 #ifdef OMXIL_EXTRA_DEBUG
1383         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i, %"PRId64, p_header, p_header->pBuffer,
1384                  (int)p_header->nFilledLen, FromOmxTicks(p_header->nTimeStamp) );
1385 #endif
1386         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1387         p_sys->in.b_flushed = false;
1388         if (decode_more)
1389             goto more_input;
1390         else
1391             *pp_block = NULL; /* Avoid being fed the same packet again */
1392     }
1393
1394 reconfig:
1395     /* Handle the PortSettingsChanged events */
1396     for(i = 0; i < p_sys->ports; i++)
1397     {
1398         OmxPort *p_port = &p_sys->p_ports[i];
1399         if(p_port->b_reconfigure)
1400         {
1401             omx_error = PortReconfigure(p_dec, p_port);
1402             p_port->b_reconfigure = 0;
1403             CHECK_ERROR(omx_error, "PortReconfigure failed");
1404         }
1405         if(p_port->b_update_def)
1406         {
1407             omx_error = GetPortDefinition(p_dec, p_port, p_port->p_fmt);
1408             p_port->b_update_def = 0;
1409             CHECK_ERROR(omx_error, "GetPortDefinition failed");
1410         }
1411     }
1412
1413     return p_pic;
1414 error:
1415     p_sys->b_error = true;
1416     return NULL;
1417 }
1418
1419 /*****************************************************************************
1420  * DecodeAudio: Called to decode one frame
1421  *****************************************************************************/
1422 block_t *DecodeAudio ( decoder_t *p_dec, block_t **pp_block )
1423 {
1424     decoder_sys_t *p_sys = p_dec->p_sys;
1425     block_t *p_buffer = NULL;
1426     OMX_BUFFERHEADERTYPE *p_header;
1427     OMX_ERRORTYPE omx_error;
1428     block_t *p_block;
1429     unsigned int i;
1430
1431     if( !pp_block || !*pp_block ) return NULL;
1432
1433     p_block = *pp_block;
1434
1435     /* Check for errors from codec */
1436     if(p_sys->b_error)
1437     {
1438         msg_Dbg(p_dec, "error during decoding");
1439         block_Release( p_block );
1440         return 0;
1441     }
1442
1443     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1444     {
1445         block_Release( p_block );
1446         date_Set( &p_sys->end_date, 0 );
1447         if(!p_sys->in.b_flushed)
1448         {
1449             msg_Dbg(p_dec, "flushing");
1450             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1451                              p_sys->in.definition.nPortIndex, 0 );
1452         }
1453         p_sys->in.b_flushed = true;
1454         return NULL;
1455     }
1456
1457     if( !date_Get( &p_sys->end_date ) )
1458     {
1459         if( !p_block->i_pts )
1460         {
1461             /* We've just started the stream, wait for the first PTS. */
1462             block_Release( p_block );
1463             return NULL;
1464         }
1465         date_Set( &p_sys->end_date, p_block->i_pts );
1466     }
1467
1468     /* Take care of decoded frames first */
1469     while(!p_buffer)
1470     {
1471         unsigned int i_samples = 0;
1472
1473         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1474         if(!p_header) break; /* No frame available */
1475
1476         if (p_sys->out.p_fmt->audio.i_channels)
1477             i_samples = p_header->nFilledLen / p_sys->out.p_fmt->audio.i_channels / 2;
1478         if(i_samples)
1479         {
1480             p_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
1481             if( !p_buffer ) break; /* No audio buffer available */
1482
1483             memcpy( p_buffer->p_buffer, p_header->pBuffer, p_buffer->i_buffer );
1484             p_header->nFilledLen = 0;
1485
1486             int64_t timestamp = FromOmxTicks(p_header->nTimeStamp);
1487             if( timestamp != 0 &&
1488                 timestamp != date_Get( &p_sys->end_date ) )
1489                 date_Set( &p_sys->end_date, timestamp );
1490
1491             p_buffer->i_pts = date_Get( &p_sys->end_date );
1492             p_buffer->i_length = date_Increment( &p_sys->end_date, i_samples ) -
1493                 p_buffer->i_pts;
1494         }
1495
1496 #ifdef OMXIL_EXTRA_DEBUG
1497         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1498 #endif
1499         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1500         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1501     }
1502
1503
1504     /* Send the input buffer to the component */
1505     OMX_FIFO_GET_TIMEOUT(&p_sys->in.fifo, p_header, 200000);
1506
1507     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1508         free(p_header);
1509         goto reconfig;
1510     }
1511
1512     if(p_header)
1513     {
1514         p_header->nFilledLen = p_block->i_buffer;
1515         p_header->nOffset = 0;
1516         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1517         p_header->nTimeStamp = ToOmxTicks(p_block->i_dts);
1518
1519         /* In direct mode we pass the input pointer as is.
1520          * Otherwise we memcopy the data */
1521         if(p_sys->in.b_direct)
1522         {
1523             p_header->pOutputPortPrivate = p_header->pBuffer;
1524             p_header->pBuffer = p_block->p_buffer;
1525             p_header->pAppPrivate = p_block;
1526         }
1527         else
1528         {
1529             if(p_header->nFilledLen > p_header->nAllocLen)
1530             {
1531                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1532                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1533                 p_header->nFilledLen = p_header->nAllocLen;
1534             }
1535             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1536             block_Release(p_block);
1537         }
1538
1539 #ifdef OMXIL_EXTRA_DEBUG
1540         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1541                  (int)p_header->nFilledLen );
1542 #endif
1543         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1544         p_sys->in.b_flushed = false;
1545         *pp_block = NULL; /* Avoid being fed the same packet again */
1546     }
1547
1548 reconfig:
1549     /* Handle the PortSettingsChanged events */
1550     for(i = 0; i < p_sys->ports; i++)
1551     {
1552         OmxPort *p_port = &p_sys->p_ports[i];
1553         if(!p_port->b_reconfigure) continue;
1554         p_port->b_reconfigure = 0;
1555         omx_error = PortReconfigure(p_dec, p_port);
1556         CHECK_ERROR(omx_error, "PortReconfigure failed");
1557     }
1558
1559     return p_buffer;
1560 error:
1561     p_sys->b_error = true;
1562     return NULL;
1563 }
1564
1565 /*****************************************************************************
1566  * EncodeVideo: Called to encode one frame
1567  *****************************************************************************/
1568 static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pic )
1569 {
1570     decoder_t *p_dec = ( decoder_t *)p_enc;
1571     decoder_sys_t *p_sys = p_dec->p_sys;
1572     OMX_ERRORTYPE omx_error;
1573     unsigned int i;
1574
1575     OMX_BUFFERHEADERTYPE *p_header;
1576     block_t *p_block = 0;
1577
1578     if( !p_pic ) return NULL;
1579
1580     /* Check for errors from codec */
1581     if(p_sys->b_error)
1582     {
1583         msg_Dbg(p_dec, "error during encoding");
1584         return NULL;
1585     }
1586
1587     /* Send the input buffer to the component */
1588     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1589     if(p_header)
1590     {
1591         /* In direct mode we pass the input pointer as is.
1592          * Otherwise we memcopy the data */
1593         if(p_sys->in.b_direct)
1594         {
1595             p_header->pOutputPortPrivate = p_header->pBuffer;
1596             p_header->pBuffer = p_pic->p[0].p_pixels;
1597         }
1598         else
1599         {
1600             CopyVlcPicture(p_dec, p_header, p_pic);
1601         }
1602
1603         p_header->nFilledLen = p_sys->in.i_frame_size;
1604         p_header->nOffset = 0;
1605         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1606         p_header->nTimeStamp = ToOmxTicks(p_pic->date);
1607 #ifdef OMXIL_EXTRA_DEBUG
1608         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1609                  (int)p_header->nFilledLen );
1610 #endif
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 #ifdef OMXIL_EXTRA_DEBUG
1654         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1655 #endif
1656         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1657     }
1658
1659     msg_Dbg(p_dec, "done");
1660     return p_block;
1661 error:
1662     p_sys->b_error = true;
1663     return NULL;
1664 }
1665
1666 /*****************************************************************************
1667  * CloseGeneric: omxil decoder destruction
1668  *****************************************************************************/
1669 static void CloseGeneric( vlc_object_t *p_this )
1670 {
1671     decoder_t *p_dec = (decoder_t *)p_this;
1672     decoder_sys_t *p_sys = p_dec->p_sys;
1673
1674     if(p_sys->omx_handle) DeinitialiseComponent(p_dec, p_sys->omx_handle);
1675
1676     DeinitOmxCore();
1677
1678     DeinitOmxEventQueue(&p_sys->event_queue);
1679
1680     OMX_FIFO_DESTROY( &p_sys->in.fifo );
1681     OMX_FIFO_DESTROY( &p_sys->out.fifo );
1682
1683     free( p_sys );
1684 }
1685
1686 /*****************************************************************************
1687  * OmxEventHandler:
1688  *****************************************************************************/
1689 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE omx_handle,
1690     OMX_PTR app_data, OMX_EVENTTYPE event, OMX_U32 data_1,
1691     OMX_U32 data_2, OMX_PTR event_data )
1692 {
1693     decoder_t *p_dec = (decoder_t *)app_data;
1694     decoder_sys_t *p_sys = p_dec->p_sys;
1695     unsigned int i;
1696     (void)omx_handle;
1697
1698     PrintOmxEvent((vlc_object_t *) p_dec, event, data_1, data_2, event_data);
1699     switch (event)
1700     {
1701     case OMX_EventError:
1702         //p_sys->b_error = true;
1703         break;
1704
1705     case OMX_EventPortSettingsChanged:
1706         if( data_2 == 0 || data_2 == OMX_IndexParamPortDefinition ||
1707             data_2 == OMX_IndexParamAudioPcm )
1708         {
1709             OMX_BUFFERHEADERTYPE *sentinel;
1710             for(i = 0; i < p_sys->ports; i++)
1711                 if(p_sys->p_ports[i].definition.eDir == OMX_DirOutput)
1712                     p_sys->p_ports[i].b_reconfigure = true;
1713             sentinel = calloc(1, sizeof(*sentinel));
1714             if (sentinel) {
1715                 sentinel->nFlags = SENTINEL_FLAG;
1716                 OMX_FIFO_PUT(&p_sys->in.fifo, sentinel);
1717             }
1718         }
1719         else if( data_2 == OMX_IndexConfigCommonOutputCrop )
1720         {
1721             for(i = 0; i < p_sys->ports; i++)
1722                 if(p_sys->p_ports[i].definition.nPortIndex == data_1)
1723                     p_sys->p_ports[i].b_update_def = true;
1724         }
1725         else
1726         {
1727             msg_Dbg( p_dec, "Unhandled setting change %x", (unsigned int)data_2 );
1728         }
1729         break;
1730     case OMX_EventParamOrConfigChanged:
1731         UpdatePixelAspect(p_dec);
1732         break;
1733
1734     default:
1735         break;
1736     }
1737
1738     PostOmxEvent(&p_sys->event_queue, event, data_1, data_2, event_data);
1739     return OMX_ErrorNone;
1740 }
1741
1742 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE omx_handle,
1743     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1744 {
1745     decoder_t *p_dec = (decoder_t *)app_data;
1746     decoder_sys_t *p_sys = p_dec->p_sys;
1747     (void)omx_handle;
1748
1749 #ifdef OMXIL_EXTRA_DEBUG
1750     msg_Dbg( p_dec, "OmxEmptyBufferDone %p, %p", omx_header, omx_header->pBuffer );
1751 #endif
1752
1753     if(omx_header->pAppPrivate || omx_header->pOutputPortPrivate)
1754     {
1755         block_t *p_block = (block_t *)omx_header->pAppPrivate;
1756         omx_header->pBuffer = omx_header->pOutputPortPrivate;
1757         if(p_block) block_Release(p_block);
1758         omx_header->pAppPrivate = 0;
1759     }
1760     OMX_FIFO_PUT(&p_sys->in.fifo, omx_header);
1761
1762     return OMX_ErrorNone;
1763 }
1764
1765 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE omx_handle,
1766     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1767 {
1768     decoder_t *p_dec = (decoder_t *)app_data;
1769     decoder_sys_t *p_sys = p_dec->p_sys;
1770     (void)omx_handle;
1771
1772 #ifdef OMXIL_EXTRA_DEBUG
1773     msg_Dbg( p_dec, "OmxFillBufferDone %p, %p, %i, %"PRId64, omx_header, omx_header->pBuffer,
1774              (int)omx_header->nFilledLen, FromOmxTicks(omx_header->nTimeStamp) );
1775 #endif
1776
1777     if(omx_header->pInputPortPrivate)
1778     {
1779         omx_header->pBuffer = omx_header->pInputPortPrivate;
1780     }
1781     OMX_FIFO_PUT(&p_sys->out.fifo, omx_header);
1782
1783     return OMX_ErrorNone;
1784 }