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 <dlfcn.h>
  32 #if defined(USE_IOMX)
  33 /* On dll_open, just check that the OMX_Init symbol already is loaded */
  34 # define dll_open(name) dlsym(RTLD_DEFAULT, "OMX_Init")
  35 # define dll_close(handle) do { } while (0)
  36 # define dlsym(handle, name) dlsym(RTLD_DEFAULT, "I" name)
  37 #else
  38 # define dll_open(name) dlopen( name, RTLD_NOW )
  39 # define dll_close(handle) dlclose(handle)
  40 #endif
  41
  42 #include <limits.h>
  43
  44 #include <vlc_common.h>
  45 #include <vlc_plugin.h>
  46 #include <vlc_codec.h>
  47 #include <vlc_block_helper.h>
  48 #include <vlc_cpu.h>
  49 #include "../h264_nal.h"
  50
  51 #include "omxil.h"
  52
  53 #ifndef NDEBUG
  54 # define OMXIL_EXTRA_DEBUG
  55 #endif
  56
  57 #define SENTINEL_FLAG 0x10000
  58
  59 /*****************************************************************************
  60  * List of OpenMAX IL core we will try in order
  61  *****************************************************************************/
  62 static const char *ppsz_dll_list[] =
  63 {
  64 #if defined(USE_IOMX)
  65     "libiomx.so", /* Not used when using IOMX, the lib should already be loaded */
  66 #else
  67     "libOMX_Core.so", /* TI OMAP IL core */
  68     "libOmxCore.so", /* Qualcomm IL core */
  69     "libomxil-bellagio.so",  /* Bellagio IL core */
  70 #endif
  71     0
  72 };
  73
  74 /*****************************************************************************
  75  * Global OMX Core instance, shared between module instances
  76  *****************************************************************************/
  77 static vlc_mutex_t omx_core_mutex = VLC_STATIC_MUTEX;
  78 static unsigned int omx_refcount = 0;
  79 static void *dll_handle;
  80 static OMX_ERRORTYPE (*pf_init) (void);
  81 static OMX_ERRORTYPE (*pf_deinit) (void);
  82 static OMX_ERRORTYPE (*pf_get_handle) (OMX_HANDLETYPE *, OMX_STRING,
  83                                        OMX_PTR, OMX_CALLBACKTYPE *);
  84 static OMX_ERRORTYPE (*pf_free_handle) (OMX_HANDLETYPE);
  85 static OMX_ERRORTYPE (*pf_component_enum)(OMX_STRING, OMX_U32, OMX_U32);
  86 static OMX_ERRORTYPE (*pf_get_roles_of_component)(OMX_STRING, OMX_U32 *, OMX_U8 **);
  87
  88 /*****************************************************************************
  89  * Local prototypes
  90  *****************************************************************************/
  91 static int  OpenDecoder( vlc_object_t * );
  92 static int  OpenEncoder( vlc_object_t * );
  93 static int  OpenGeneric( vlc_object_t *, bool b_encode );
  94 static void CloseGeneric( vlc_object_t * );
  95
  96 static picture_t *DecodeVideo( decoder_t *, block_t ** );
  97 static block_t *DecodeAudio ( decoder_t *, block_t ** );
  98 static block_t *EncodeVideo( encoder_t *, picture_t * );
  99
 100 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE, OMX_PTR, OMX_EVENTTYPE,
 101                                       OMX_U32, OMX_U32, OMX_PTR );
 102 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE, OMX_PTR,
 103                                          OMX_BUFFERHEADERTYPE * );
 104 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE, OMX_PTR,
 105                                         OMX_BUFFERHEADERTYPE * );
 106
 107 /*****************************************************************************
 108  * Module descriptor
 109  *****************************************************************************/
 110 vlc_module_begin ()
 111     set_description( N_("Audio/Video decoder (using OpenMAX IL)") )
 112     set_category( CAT_INPUT )
 113     set_subcategory( SUBCAT_INPUT_VCODEC )
 114     set_section( N_("Decoding") , NULL )
 115 #if defined(USE_IOMX)
 116     /* For IOMX, don't enable it automatically via priorities,
 117      * enable it only via the --codec iomx command line parameter when
 118      * wanted. */
 119     set_capability( "decoder", 0 )
 120 #else
 121     set_capability( "decoder", 80 )
 122 #endif
 123     set_callbacks( OpenDecoder, CloseGeneric )
 124
 125     add_submodule ()
 126     set_section( N_("Encoding") , NULL )
 127     set_description( N_("Video encoder (using OpenMAX IL)") )
 128     set_capability( "encoder", 0 )
 129     set_callbacks( OpenEncoder, CloseGeneric )
 130 vlc_module_end ()
 131
 132 /*****************************************************************************
 133  * CreateComponentsList: creates a list of components matching the given role
 134  *****************************************************************************/
 135 static int CreateComponentsList(decoder_t *p_dec, const char *psz_role)
 136 {
 137     decoder_sys_t *p_sys = p_dec->p_sys;
 138     char psz_name[OMX_MAX_STRINGNAME_SIZE];
 139     OMX_ERRORTYPE omx_error;
 140     OMX_U32 roles = 0;
 141     OMX_U8 **ppsz_roles = 0;
 142     unsigned int i, j, len;
 143
 144     if(!psz_role) goto end;
 145     len = strlen(psz_role);
 146
 147     for( i = 0; ; i++ )
 148     {
 149         bool b_found = false;
 150
 151         omx_error = pf_component_enum(psz_name, OMX_MAX_STRINGNAME_SIZE, i);
 152         if(omx_error != OMX_ErrorNone) break;
 153
 154         msg_Dbg(p_dec, "component %s", psz_name);
 155
 156         omx_error = pf_get_roles_of_component(psz_name, &roles, 0);
 157         if(omx_error != OMX_ErrorNone || !roles) continue;
 158
 159         ppsz_roles = malloc(roles * (sizeof(OMX_U8*) + OMX_MAX_STRINGNAME_SIZE));
 160         if(!ppsz_roles) continue;
 161
 162         for( j = 0; j < roles; j++ )
 163             ppsz_roles[j] = ((OMX_U8 *)(&ppsz_roles[roles])) +
 164                 j * OMX_MAX_STRINGNAME_SIZE;
 165
 166         omx_error = pf_get_roles_of_component(psz_name, &roles, ppsz_roles);
 167         if(omx_error != OMX_ErrorNone) roles = 0;
 168
 169         for(j = 0; j < roles; j++)
 170         {
 171             msg_Dbg(p_dec, "  - role: %s", ppsz_roles[j]);
 172             if(!strcmp((char *)ppsz_roles[j], psz_role)) b_found = true;
 173         }
 174
 175         free(ppsz_roles);
 176
 177         if(!b_found) continue;
 178
 179         if(p_sys->components >= MAX_COMPONENTS_LIST_SIZE)
 180         {
 181             msg_Dbg(p_dec, "too many matching components");
 182             continue;
 183         }
 184
 185         strncpy(p_sys->ppsz_components[p_sys->components], psz_name,
 186                 OMX_MAX_STRINGNAME_SIZE-1);
 187         p_sys->components++;
 188     }
 189
 190  end:
 191     msg_Dbg(p_dec, "found %i matching components for role %s",
 192             p_sys->components, psz_role);
 193     for( i = 0; i < p_sys->components; i++ )
 194         msg_Dbg(p_dec, "- %s", p_sys->ppsz_components[i]);
 195
 196     return p_sys->components;
 197 }
 198
 199 /*****************************************************************************
 200  * ImplementationSpecificWorkarounds: place-holder for implementation
 201  * specific workarounds
 202  *****************************************************************************/
 203 static OMX_ERRORTYPE ImplementationSpecificWorkarounds(decoder_t *p_dec,
 204     OmxPort *p_port, es_format_t *p_fmt)
 205 {
 206     decoder_sys_t *p_sys = p_dec->p_sys;
 207     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 208     int i_profile = 0xFFFF, i_level = 0xFFFF;
 209
 210     /* Try to find out the profile of the video */
 211     while(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 212           p_fmt->i_codec == VLC_CODEC_H264)
 213     {
 214         uint8_t *p = (uint8_t*)p_dec->fmt_in.p_extra;
 215         if(!p || !p_dec->fmt_in.p_extra) break;
 216
 217         /* Check the profile / level */
 218         if(p_dec->fmt_in.i_original_fourcc == VLC_FOURCC('a','v','c','1') &&
 219            p[0] == 1)
 220         {
 221             if(p_dec->fmt_in.i_extra < 12) break;
 222             p_sys->i_nal_size_length = 1 + (p[4]&0x03);
 223             if( !(p[5]&0x1f) ) break;
 224             p += 8;
 225         }
 226         else
 227         {
 228             if(p_dec->fmt_in.i_extra < 8) break;
 229             if(!p[0] && !p[1] && !p[2] && p[3] == 1) p += 4;
 230             else if(!p[0] && !p[1] && p[2] == 1) p += 3;
 231             else break;
 232         }
 233
 234         if( ((*p++)&0x1f) != 7) break;
 235
 236         /* Get profile/level out of first SPS */
 237         i_profile = p[0];
 238         i_level = p[2];
 239         break;
 240     }
 241
 242     if(!strcmp(p_sys->psz_component, "OMX.TI.Video.Decoder"))
 243     {
 244         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 245            p_fmt->i_codec == VLC_CODEC_H264 &&
 246            (i_profile != 66 || i_level > 30))
 247         {
 248             msg_Dbg(p_dec, "h264 profile/level not supported (0x%x, 0x%x)",
 249                     i_profile, i_level);
 250             return OMX_ErrorNotImplemented;
 251         }
 252
 253         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirOutput &&
 254            p_fmt->i_codec == VLC_CODEC_I420)
 255         {
 256             /* I420 xvideo is slow on OMAP */
 257             def->format.video.eColorFormat = OMX_COLOR_FormatCbYCrY;
 258             GetVlcChromaFormat( def->format.video.eColorFormat,
 259                                 &p_fmt->i_codec, 0 );
 260             GetVlcChromaSizes( p_fmt->i_codec,
 261                                def->format.video.nFrameWidth,
 262                                def->format.video.nFrameHeight,
 263                                &p_port->i_frame_size, &p_port->i_frame_stride,
 264                                &p_port->i_frame_stride_chroma_div );
 265             def->format.video.nStride = p_port->i_frame_stride;
 266             def->nBufferSize = p_port->i_frame_size;
 267         }
 268     }
 269     else if(!strcmp(p_sys->psz_component, "OMX.st.video_encoder"))
 270     {
 271         if(p_fmt->i_cat == VIDEO_ES)
 272         {
 273             /* Bellagio's encoder doesn't encode the framerate in Q16 */
 274             def->format.video.xFramerate >>= 16;
 275         }
 276     }
 277 #if 0 /* FIXME: doesn't apply for HP Touchpad */
 278     else if (!strncmp(p_sys->psz_component, "OMX.qcom.video.decoder.",
 279                       strlen("OMX.qcom.video.decoder")))
 280     {
 281         /* qdsp6 refuses buffer size larger than 450K on input port */
 282         if (def->nBufferSize > 450 * 1024)
 283         {
 284             def->nBufferSize = 450 * 1024;
 285             p_port->i_frame_size = def->nBufferSize;
 286         }
 287     }
 288 #endif
 289
 290     return OMX_ErrorNone;
 291 }
 292
 293 /*****************************************************************************
 294  * SetPortDefinition: set definition of the omx port based on the vlc format
 295  *****************************************************************************/
 296 static OMX_ERRORTYPE SetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 297                                        es_format_t *p_fmt)
 298 {
 299     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 300     OMX_ERRORTYPE omx_error;
 301
 302     omx_error = OMX_GetParameter(p_port->omx_handle,
 303                                  OMX_IndexParamPortDefinition, def);
 304     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 305                 omx_error, ErrorToString(omx_error));
 306
 307     switch(p_fmt->i_cat)
 308     {
 309     case VIDEO_ES:
 310         def->format.video.nFrameWidth = p_fmt->video.i_width;
 311         def->format.video.nFrameHeight = p_fmt->video.i_height;
 312         if(def->format.video.eCompressionFormat == OMX_VIDEO_CodingUnused)
 313             def->format.video.nStride = def->format.video.nFrameWidth;
 314         if( p_fmt->video.i_frame_rate > 0 &&
 315             p_fmt->video.i_frame_rate_base > 0 )
 316             def->format.video.xFramerate = (p_fmt->video.i_frame_rate << 16) /
 317                 p_fmt->video.i_frame_rate_base;
 318
 319         if(def->eDir == OMX_DirInput || p_dec->p_sys->b_enc)
 320         {
 321             if (def->eDir == OMX_DirInput && p_dec->p_sys->b_enc)
 322                 def->nBufferSize = def->format.video.nFrameWidth *
 323                   def->format.video.nFrameHeight * 2;
 324             p_port->i_frame_size = def->nBufferSize;
 325
 326             if(!GetOmxVideoFormat(p_fmt->i_codec,
 327                                   &def->format.video.eCompressionFormat, 0) )
 328             {
 329                 if(!GetOmxChromaFormat(p_fmt->i_codec,
 330                                        &def->format.video.eColorFormat, 0) )
 331                 {
 332                     omx_error = OMX_ErrorNotImplemented;
 333                     CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 334                                 (char *)&p_fmt->i_codec );
 335                 }
 336                 GetVlcChromaSizes( p_fmt->i_codec,
 337                                    def->format.video.nFrameWidth,
 338                                    def->format.video.nFrameHeight,
 339                                    &p_port->i_frame_size, &p_port->i_frame_stride,
 340                                    &p_port->i_frame_stride_chroma_div );
 341                 def->format.video.nStride = p_port->i_frame_stride;
 342                 def->nBufferSize = p_port->i_frame_size;
 343             }
 344         }
 345         else
 346         {
 347             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 348                                      &p_fmt->i_codec, 0 ) )
 349             {
 350                 omx_error = OMX_ErrorNotImplemented;
 351                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 352                             (int)def->format.video.eColorFormat );
 353             }
 354             GetVlcChromaSizes( p_fmt->i_codec,
 355                                def->format.video.nFrameWidth,
 356                                def->format.video.nFrameHeight,
 357                                &p_port->i_frame_size, &p_port->i_frame_stride,
 358                                &p_port->i_frame_stride_chroma_div );
 359             def->format.video.nStride = p_port->i_frame_stride;
 360             if (p_port->i_frame_size > def->nBufferSize)
 361                 def->nBufferSize = p_port->i_frame_size;
 362         }
 363         break;
 364
 365     case AUDIO_ES:
 366         p_port->i_frame_size = def->nBufferSize;
 367         if(def->eDir == OMX_DirInput)
 368         {
 369             if(!GetOmxAudioFormat(p_fmt->i_codec,
 370                                   &def->format.audio.eEncoding, 0) )
 371             {
 372                 omx_error = OMX_ErrorNotImplemented;
 373                 CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 374                             (char *)&p_fmt->i_codec );
 375             }
 376         }
 377         else
 378         {
 379             if( !OmxToVlcAudioFormat(def->format.audio.eEncoding,
 380                                    &p_fmt->i_codec, 0 ) )
 381             {
 382                 omx_error = OMX_ErrorNotImplemented;
 383                 CHECK_ERROR(omx_error, "OMX audio encoding %i not supported",
 384                             (int)def->format.audio.eEncoding );
 385             }
 386         }
 387         break;
 388
 389     default: return OMX_ErrorNotImplemented;
 390     }
 391
 392     omx_error = ImplementationSpecificWorkarounds(p_dec, p_port, p_fmt);
 393     CHECK_ERROR(omx_error, "ImplementationSpecificWorkarounds failed (%x : %s)",
 394                 omx_error, ErrorToString(omx_error));
 395
 396     omx_error = OMX_SetParameter(p_port->omx_handle,
 397                                  OMX_IndexParamPortDefinition, def);
 398     CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
 399                 omx_error, ErrorToString(omx_error));
 400
 401     omx_error = OMX_GetParameter(p_port->omx_handle,
 402                                  OMX_IndexParamPortDefinition, def);
 403     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 404                 omx_error, ErrorToString(omx_error));
 405
 406     if(p_port->i_frame_size > def->nBufferSize)
 407         def->nBufferSize = p_port->i_frame_size;
 408     p_port->i_frame_size = def->nBufferSize;
 409
 410     /* Deal with audio params */
 411     if(p_fmt->i_cat == AUDIO_ES)
 412     {
 413         omx_error = SetAudioParameters(p_port->omx_handle,
 414                                        &p_port->format_param, def->nPortIndex,
 415                                        def->format.audio.eEncoding,
 416                                        p_fmt->i_codec,
 417                                        p_fmt->audio.i_channels,
 418                                        p_fmt->audio.i_rate,
 419                                        p_fmt->i_bitrate,
 420                                        p_fmt->audio.i_bitspersample,
 421                                        p_fmt->audio.i_blockalign);
 422         if (def->eDir == OMX_DirInput) {
 423             CHECK_ERROR(omx_error, "SetAudioParameters failed (%x : %s)",
 424                         omx_error, ErrorToString(omx_error));
 425         } else if (omx_error != OMX_ErrorNone) {
 426             msg_Warn(p_dec, "SetAudioParameters failed (%x : %s) on output port",
 427                      omx_error, ErrorToString(omx_error));
 428             omx_error = OMX_ErrorNone;
 429         }
 430     }
 431     if (!strcmp(p_dec->p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER") &&
 432                 def->eDir == OMX_DirOutput)
 433     {
 434         /* When setting the output buffer size above, the decoder actually
 435          * sets the buffer size to a lower value than what was chosen. If
 436          * we try to allocate buffers of this size, it fails. Thus, forcibly
 437          * use a larger buffer size. */
 438         def->nBufferSize *= 2;
 439     }
 440
 441  error:
 442     return omx_error;
 443 }
 444
 445 /*****************************************************************************
 446  * GetPortDefinition: set vlc format based on the definition of the omx port
 447  *****************************************************************************/
 448 static OMX_ERRORTYPE GetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 449                                        es_format_t *p_fmt)
 450 {
 451     decoder_sys_t *p_sys = p_dec->p_sys;
 452     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 453     OMX_ERRORTYPE omx_error;
 454     OMX_CONFIG_RECTTYPE crop_rect;
 455
 456     omx_error = OMX_GetParameter(p_port->omx_handle,
 457                                  OMX_IndexParamPortDefinition, def);
 458     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 459                 omx_error, ErrorToString(omx_error));
 460
 461     switch(p_fmt->i_cat)
 462     {
 463     case VIDEO_ES:
 464         p_fmt->video.i_width = def->format.video.nFrameWidth;
 465         p_fmt->video.i_visible_width = def->format.video.nFrameWidth;
 466         p_fmt->video.i_height = def->format.video.nFrameHeight;
 467         p_fmt->video.i_visible_height = def->format.video.nFrameHeight;
 468         p_fmt->video.i_frame_rate = p_dec->fmt_in.video.i_frame_rate;
 469         p_fmt->video.i_frame_rate_base = p_dec->fmt_in.video.i_frame_rate_base;
 470
 471         OMX_INIT_STRUCTURE(crop_rect);
 472         crop_rect.nPortIndex = def->nPortIndex;
 473         omx_error = OMX_GetConfig(p_port->omx_handle, OMX_IndexConfigCommonOutputCrop, &crop_rect);
 474         if (omx_error == OMX_ErrorNone)
 475         {
 476             if (!def->format.video.nSliceHeight)
 477                 def->format.video.nSliceHeight = def->format.video.nFrameHeight;
 478             if (!def->format.video.nStride)
 479                 def->format.video.nStride = def->format.video.nFrameWidth;
 480             p_fmt->video.i_width = crop_rect.nWidth;
 481             p_fmt->video.i_visible_width = crop_rect.nWidth;
 482             p_fmt->video.i_height = crop_rect.nHeight;
 483             p_fmt->video.i_visible_height = crop_rect.nHeight;
 484             if (def->format.video.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar)
 485                 def->format.video.nSliceHeight -= crop_rect.nTop/2;
 486         }
 487         else
 488         {
 489             /* Don't pass the error back to the caller, this isn't mandatory */
 490             omx_error = OMX_ErrorNone;
 491         }
 492
 493         /* Hack: Nexus One (stock firmware with binary OMX driver blob)
 494          * claims to output 420Planar even though it in in practice is
 495          * NV21. */
 496         if(def->format.video.eColorFormat == OMX_COLOR_FormatYUV420Planar &&
 497            !strncmp(p_sys->psz_component, "OMX.qcom.video.decoder",
 498                     strlen("OMX.qcom.video.decoder")))
 499             def->format.video.eColorFormat = OMX_QCOM_COLOR_FormatYVU420SemiPlanar;
 500
 501         if (IgnoreOmxDecoderPadding(p_sys->psz_component)) {
 502             def->format.video.nSliceHeight = 0;
 503             def->format.video.nStride = p_fmt->video.i_width;
 504         }
 505
 506         if(!GetVlcVideoFormat( def->format.video.eCompressionFormat,
 507                                &p_fmt->i_codec, 0 ) )
 508         {
 509             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 510                                      &p_fmt->i_codec, 0 ) )
 511             {
 512                 omx_error = OMX_ErrorNotImplemented;
 513                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 514                             (int)def->format.video.eColorFormat );
 515             }
 516             GetVlcChromaSizes( p_fmt->i_codec,
 517                                def->format.video.nFrameWidth,
 518                                def->format.video.nFrameHeight,
 519                                &p_port->i_frame_size, &p_port->i_frame_stride,
 520                                &p_port->i_frame_stride_chroma_div );
 521         }
 522         if(p_port->i_frame_size > def->nBufferSize)
 523             def->nBufferSize = p_port->i_frame_size;
 524         p_port->i_frame_size = def->nBufferSize;
 525 #if 0
 526         if((int)p_port->i_frame_stride > def->format.video.nStride)
 527             def->format.video.nStride = p_port->i_frame_stride;
 528 #endif
 529         p_port->i_frame_stride = def->format.video.nStride;
 530         break;
 531
 532     case AUDIO_ES:
 533         if( !OmxToVlcAudioFormat( def->format.audio.eEncoding,
 534                                 &p_fmt->i_codec, 0 ) )
 535         {
 536             omx_error = OMX_ErrorNotImplemented;
 537             CHECK_ERROR(omx_error, "OMX audio format %i not supported",
 538                         (int)def->format.audio.eEncoding );
 539         }
 540
 541         omx_error = GetAudioParameters(p_port->omx_handle,
 542                                        &p_port->format_param, def->nPortIndex,
 543                                        def->format.audio.eEncoding,
 544                                        &p_fmt->audio.i_channels,
 545                                        &p_fmt->audio.i_rate,
 546                                        &p_fmt->i_bitrate,
 547                                        &p_fmt->audio.i_bitspersample,
 548                                        &p_fmt->audio.i_blockalign);
 549         CHECK_ERROR(omx_error, "GetAudioParameters failed (%x : %s)",
 550                     omx_error, ErrorToString(omx_error));
 551
 552         if(p_fmt->audio.i_channels < 9)
 553         {
 554             static const int pi_channels_maps[9] =
 555             {
 556                 0, AOUT_CHAN_CENTER, AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 557                 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 558                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
 559                 | AOUT_CHAN_REARRIGHT,
 560                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 561                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
 562                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 563                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE,
 564                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 565                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT
 566                 | AOUT_CHAN_MIDDLERIGHT,
 567                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER | AOUT_CHAN_REARLEFT
 568                 | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT | AOUT_CHAN_MIDDLERIGHT
 569                 | AOUT_CHAN_LFE
 570             };
 571             p_fmt->audio.i_physical_channels =
 572                 p_fmt->audio.i_original_channels =
 573                     pi_channels_maps[p_fmt->audio.i_channels];
 574         }
 575
 576         date_Init( &p_dec->p_sys->end_date, p_fmt->audio.i_rate, 1 );
 577
 578         break;
 579
 580     default: return OMX_ErrorNotImplemented;
 581     }
 582
 583  error:
 584     return omx_error;
 585 }
 586
 587 /*****************************************************************************
 588  * DeinitialiseComponent: Deinitialise and unload an OMX component
 589  *****************************************************************************/
 590 static OMX_ERRORTYPE DeinitialiseComponent(decoder_t *p_dec,
 591                                            OMX_HANDLETYPE omx_handle)
 592 {
 593     decoder_sys_t *p_sys = p_dec->p_sys;
 594     OMX_ERRORTYPE omx_error;
 595     OMX_STATETYPE state;
 596     unsigned int i, j;
 597
 598     if(!omx_handle) return OMX_ErrorNone;
 599
 600     omx_error = OMX_GetState(omx_handle, &state);
 601     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 602
 603     if(state == OMX_StateExecuting)
 604     {
 605         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 606                                      OMX_StateIdle, 0 );
 607         CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
 608         while (1) {
 609             OMX_U32 cmd, state;
 610             omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, &cmd, &state, 0);
 611             CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
 612             // The event queue can contain other OMX_EventCmdComplete items,
 613             // such as for OMX_CommandFlush
 614             if (cmd == OMX_CommandStateSet && state == OMX_StateIdle)
 615                 break;
 616         }
 617     }
 618
 619     omx_error = OMX_GetState(omx_handle, &state);
 620     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 621
 622     if(state == OMX_StateIdle)
 623     {
 624         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 625                                      OMX_StateLoaded, 0 );
 626         CHECK_ERROR(omx_error, "OMX_CommandStateSet Loaded failed (%x)", omx_error );
 627
 628         for(i = 0; i < p_sys->ports; i++)
 629         {
 630             OmxPort *p_port = &p_sys->p_ports[i];
 631             OMX_BUFFERHEADERTYPE *p_buffer;
 632
 633             for(j = 0; j < p_port->i_buffers; j++)
 634             {
 635                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 636                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 637                     free(p_buffer);
 638                     j--;
 639                     continue;
 640                 }
 641                 omx_error = OMX_FreeBuffer( omx_handle,
 642                                             p_port->i_port_index, p_buffer );
 643
 644                 if(omx_error != OMX_ErrorNone) break;
 645             }
 646             CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
 647                         omx_error, (int)p_port->i_port_index, j );
 648             while (1) {
 649                 OMX_FIFO_PEEK(&p_port->fifo, p_buffer);
 650                 if (!p_buffer) break;
 651
 652                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 653                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 654                     free(p_buffer);
 655                     continue;
 656                 }
 657                 msg_Warn( p_dec, "Stray buffer left in fifo, %p", p_buffer );
 658             }
 659         }
 660
 661         omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 662         CHECK_ERROR(omx_error, "Wait for Loaded failed (%x)", omx_error );
 663     }
 664
 665  error:
 666     for(i = 0; i < p_sys->ports; i++)
 667     {
 668         OmxPort *p_port = &p_sys->p_ports[i];
 669         free(p_port->pp_buffers);
 670         p_port->pp_buffers = 0;
 671     }
 672     omx_error = pf_free_handle( omx_handle );
 673     return omx_error;
 674 }
 675
 676 /*****************************************************************************
 677  * InitialiseComponent: Load and initialise an OMX component
 678  *****************************************************************************/
 679 static OMX_ERRORTYPE InitialiseComponent(decoder_t *p_dec,
 680     OMX_STRING psz_component, OMX_HANDLETYPE *p_handle)
 681 {
 682     static OMX_CALLBACKTYPE callbacks =
 683         { OmxEventHandler, OmxEmptyBufferDone, OmxFillBufferDone };
 684     decoder_sys_t *p_sys = p_dec->p_sys;
 685     OMX_HANDLETYPE omx_handle;
 686     OMX_ERRORTYPE omx_error;
 687     unsigned int i;
 688     OMX_U8 psz_role[OMX_MAX_STRINGNAME_SIZE];
 689     OMX_PARAM_COMPONENTROLETYPE role;
 690     OMX_PARAM_PORTDEFINITIONTYPE definition;
 691     OMX_PORT_PARAM_TYPE param;
 692
 693     /* Load component */
 694     omx_error = pf_get_handle( &omx_handle, psz_component, p_dec, &callbacks );
 695     if(omx_error != OMX_ErrorNone)
 696     {
 697         msg_Warn( p_dec, "OMX_GetHandle(%s) failed (%x: %s)", psz_component,
 698                   omx_error, ErrorToString(omx_error) );
 699         return omx_error;
 700     }
 701     strncpy(p_sys->psz_component, psz_component, OMX_MAX_STRINGNAME_SIZE-1);
 702
 703     omx_error = OMX_ComponentRoleEnum(omx_handle, psz_role, 0);
 704     if(omx_error == OMX_ErrorNone)
 705         msg_Dbg(p_dec, "loaded component %s of role %s", psz_component, psz_role);
 706     else
 707         msg_Dbg(p_dec, "loaded component %s", psz_component);
 708     PrintOmx(p_dec, omx_handle, OMX_ALL);
 709
 710     /* Set component role */
 711     OMX_INIT_STRUCTURE(role);
 712     strcpy((char*)role.cRole,
 713            GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec : p_dec->fmt_in.i_codec,
 714                       p_dec->fmt_in.i_cat, p_sys->b_enc));
 715
 716     omx_error = OMX_SetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 717                                  &role);
 718     omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 719                                  &role);
 720     if(omx_error == OMX_ErrorNone)
 721         msg_Dbg(p_dec, "component standard role set to %s", role.cRole);
 722
 723     /* Find the input / output ports */
 724     OMX_INIT_STRUCTURE(param);
 725     OMX_INIT_STRUCTURE(definition);
 726     omx_error = OMX_GetParameter(omx_handle, p_dec->fmt_in.i_cat == VIDEO_ES ?
 727                                  OMX_IndexParamVideoInit : OMX_IndexParamAudioInit, &param);
 728     if(omx_error != OMX_ErrorNone) {
 729 #ifdef __ANDROID__
 730         param.nPorts = 2;
 731         param.nStartPortNumber = 0;
 732 #else
 733         param.nPorts = 0;
 734 #endif
 735     }
 736
 737     for(i = 0; i < param.nPorts; i++)
 738     {
 739         OmxPort *p_port;
 740
 741         /* Get port definition */
 742         definition.nPortIndex = param.nStartPortNumber + i;
 743         omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamPortDefinition,
 744                                      &definition);
 745         if(omx_error != OMX_ErrorNone) continue;
 746
 747         if(definition.eDir == OMX_DirInput) p_port = &p_sys->in;
 748         else  p_port = &p_sys->out;
 749
 750         p_port->b_valid = true;
 751         p_port->i_port_index = definition.nPortIndex;
 752         p_port->definition = definition;
 753         p_port->omx_handle = omx_handle;
 754     }
 755
 756     if(!p_sys->in.b_valid || !p_sys->out.b_valid)
 757     {
 758         omx_error = OMX_ErrorInvalidComponent;
 759         CHECK_ERROR(omx_error, "couldn't find an input and output port");
 760     }
 761
 762     if(!strncmp(p_sys->psz_component, "OMX.SEC.", 8) &&
 763        p_dec->fmt_in.i_cat == VIDEO_ES)
 764     {
 765         OMX_INDEXTYPE index;
 766         omx_error = OMX_GetExtensionIndex(omx_handle, (OMX_STRING) "OMX.SEC.index.ThumbnailMode", &index);
 767         if(omx_error == OMX_ErrorNone)
 768         {
 769             OMX_BOOL enable = OMX_TRUE;
 770             omx_error = OMX_SetConfig(omx_handle, index, &enable);
 771             CHECK_ERROR(omx_error, "Unable to set ThumbnailMode");
 772         } else {
 773             OMX_BOOL enable = OMX_TRUE;
 774             /* Needed on Samsung Galaxy S II */
 775             omx_error = OMX_SetConfig(omx_handle, OMX_IndexVendorSetYUV420pMode, &enable);
 776             if (omx_error == OMX_ErrorNone)
 777                 msg_Dbg(p_dec, "Set OMX_IndexVendorSetYUV420pMode successfully");
 778             else
 779                 msg_Dbg(p_dec, "Unable to set OMX_IndexVendorSetYUV420pMode: %x", omx_error);
 780         }
 781     }
 782
 783     /* Set port definitions */
 784     for(i = 0; i < p_sys->ports; i++)
 785     {
 786         omx_error = SetPortDefinition(p_dec, &p_sys->p_ports[i],
 787                                       p_sys->p_ports[i].p_fmt);
 788         if(omx_error != OMX_ErrorNone) goto error;
 789     }
 790
 791     /* Allocate our array for the omx buffers and enable ports */
 792     for(i = 0; i < p_sys->ports; i++)
 793     {
 794         OmxPort *p_port = &p_sys->p_ports[i];
 795
 796         p_port->pp_buffers =
 797             malloc(p_port->definition.nBufferCountActual *
 798                    sizeof(OMX_BUFFERHEADERTYPE*));
 799         if(!p_port->pp_buffers)
 800         {
 801           omx_error = OMX_ErrorInsufficientResources;
 802           CHECK_ERROR(omx_error, "memory allocation failed");
 803         }
 804         p_port->i_buffers = p_port->definition.nBufferCountActual;
 805
 806         /* Enable port */
 807         if(!p_port->definition.bEnabled)
 808         {
 809             omx_error = OMX_SendCommand( omx_handle, OMX_CommandPortEnable,
 810                                          p_port->i_port_index, NULL);
 811             CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
 812                         (int)p_port->i_port_index, omx_error );
 813             omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 814             CHECK_ERROR(omx_error, "Wait for PortEnable on %i failed (%x)",
 815                         (int)p_port->i_port_index, omx_error );
 816         }
 817     }
 818
 819     *p_handle = omx_handle;
 820     return OMX_ErrorNone;
 821
 822  error:
 823     DeinitialiseComponent(p_dec, omx_handle);
 824     *p_handle = 0;
 825     return omx_error;
 826 }
 827
 828 /*****************************************************************************
 829  * OpenDecoder: Create the decoder instance
 830  *****************************************************************************/
 831 static int OpenDecoder( vlc_object_t *p_this )
 832 {
 833     decoder_t *p_dec = (decoder_t*)p_this;
 834     int status;
 835
 836     if( 0 || !GetOmxRole(p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat, false) )
 837         return VLC_EGENERIC;
 838
 839     status = OpenGeneric( p_this, false );
 840     if(status != VLC_SUCCESS) return status;
 841
 842     p_dec->pf_decode_video = DecodeVideo;
 843     p_dec->pf_decode_audio = DecodeAudio;
 844
 845     return VLC_SUCCESS;
 846 }
 847
 848 /*****************************************************************************
 849  * OpenEncoder: Create the encoder instance
 850  *****************************************************************************/
 851 static int OpenEncoder( vlc_object_t *p_this )
 852 {
 853     encoder_t *p_enc = (encoder_t*)p_this;
 854     int status;
 855
 856     if( !GetOmxRole(p_enc->fmt_out.i_codec, p_enc->fmt_in.i_cat, true) )
 857         return VLC_EGENERIC;
 858
 859     status = OpenGeneric( p_this, true );
 860     if(status != VLC_SUCCESS) return status;
 861
 862     p_enc->pf_encode_video = EncodeVideo;
 863
 864     return VLC_SUCCESS;
 865 }
 866
 867 /*****************************************************************************
 868  * OpenGeneric: Create the generic decoder/encoder instance
 869  *****************************************************************************/
 870 static int OpenGeneric( vlc_object_t *p_this, bool b_encode )
 871 {
 872     decoder_t *p_dec = (decoder_t*)p_this;
 873     decoder_sys_t *p_sys;
 874     OMX_ERRORTYPE omx_error;
 875     OMX_BUFFERHEADERTYPE *p_header;
 876     unsigned int i, j;
 877
 878     vlc_mutex_lock( &omx_core_mutex );
 879     if( omx_refcount > 0 )
 880         goto loaded;
 881
 882     /* Load the OMX core */
 883     for( i = 0; ppsz_dll_list[i]; i++ )
 884     {
 885         dll_handle = dll_open( ppsz_dll_list[i] );
 886         if( dll_handle ) break;
 887     }
 888     if( !dll_handle )
 889     {
 890         vlc_mutex_unlock( &omx_core_mutex );
 891         return VLC_EGENERIC;
 892     }
 893
 894     pf_init = dlsym( dll_handle, "OMX_Init" );
 895     pf_deinit = dlsym( dll_handle, "OMX_Deinit" );
 896     pf_get_handle = dlsym( dll_handle, "OMX_GetHandle" );
 897     pf_free_handle = dlsym( dll_handle, "OMX_FreeHandle" );
 898     pf_component_enum = dlsym( dll_handle, "OMX_ComponentNameEnum" );
 899     pf_get_roles_of_component = dlsym( dll_handle, "OMX_GetRolesOfComponent" );
 900     if( !pf_init || !pf_deinit || !pf_get_handle || !pf_free_handle ||
 901         !pf_component_enum || !pf_get_roles_of_component )
 902     {
 903         msg_Warn( p_this, "cannot find OMX_* symbols in `%s' (%s)",
 904                   ppsz_dll_list[i], dlerror() );
 905         dll_close(dll_handle);
 906         vlc_mutex_unlock( &omx_core_mutex );
 907         return VLC_EGENERIC;
 908     }
 909
 910 loaded:
 911     /* Allocate the memory needed to store the decoder's structure */
 912     if( ( p_dec->p_sys = p_sys = calloc( 1, sizeof(*p_sys)) ) == NULL )
 913     {
 914         if( omx_refcount == 0 )
 915             dll_close(dll_handle);
 916         vlc_mutex_unlock( &omx_core_mutex );
 917         return VLC_ENOMEM;
 918     }
 919
 920     /* Initialise the thread properties */
 921     if(!b_encode)
 922     {
 923         p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
 924         p_dec->fmt_out.video = p_dec->fmt_in.video;
 925         p_dec->fmt_out.audio = p_dec->fmt_in.audio;
 926         p_dec->fmt_out.i_codec = 0;
 927     }
 928     p_sys->b_enc = b_encode;
 929     p_sys->pp_last_event = &p_sys->p_events;
 930     vlc_mutex_init (&p_sys->mutex);
 931     vlc_cond_init (&p_sys->cond);
 932     vlc_mutex_init (&p_sys->lock);
 933     vlc_mutex_init (&p_sys->in.fifo.lock);
 934     vlc_cond_init (&p_sys->in.fifo.wait);
 935     p_sys->in.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pOutputPortPrivate) / sizeof(void *);
 936     p_sys->in.fifo.pp_last = &p_sys->in.fifo.p_first;
 937     p_sys->in.b_direct = false;
 938     p_sys->in.b_flushed = true;
 939     p_sys->in.p_fmt = &p_dec->fmt_in;
 940     vlc_mutex_init (&p_sys->out.fifo.lock);
 941     vlc_cond_init (&p_sys->out.fifo.wait);
 942     p_sys->out.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pInputPortPrivate) / sizeof(void *);
 943     p_sys->out.fifo.pp_last = &p_sys->out.fifo.p_first;
 944     p_sys->out.b_direct = true;
 945     p_sys->out.b_flushed = true;
 946     p_sys->out.p_fmt = &p_dec->fmt_out;
 947     p_sys->ports = 2;
 948     p_sys->p_ports = &p_sys->in;
 949     p_sys->b_use_pts = 0;
 950
 951     msg_Dbg(p_dec, "fmt in:%4.4s, out: %4.4s", (char *)&p_dec->fmt_in.i_codec,
 952             (char *)&p_dec->fmt_out.i_codec);
 953
 954     /* Initialise the OMX core */
 955     omx_error = omx_refcount > 0 ? OMX_ErrorNone : pf_init();
 956     omx_refcount++;
 957     if(omx_error != OMX_ErrorNone)
 958     {
 959         msg_Warn( p_this, "OMX_Init failed (%x: %s)", omx_error,
 960                   ErrorToString(omx_error) );
 961         vlc_mutex_unlock( &omx_core_mutex );
 962         CloseGeneric(p_this);
 963         return VLC_EGENERIC;
 964     }
 965     p_sys->b_init = true;
 966     vlc_mutex_unlock( &omx_core_mutex );
 967
 968     /* Enumerate components and build a list of the one we want to try */
 969     if( !CreateComponentsList(p_dec,
 970              GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec :
 971                         p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat,
 972                         p_sys->b_enc)) )
 973     {
 974         msg_Warn( p_this, "couldn't find an omx component for codec %4.4s",
 975                   (char *)&p_dec->fmt_in.i_codec );
 976         CloseGeneric(p_this);
 977         return VLC_EGENERIC;
 978     }
 979
 980     /* Try to load and initialise a component */
 981     omx_error = OMX_ErrorUndefined;
 982     for(i = 0; i < p_sys->components; i++)
 983     {
 984 #ifdef __ANDROID__
 985         /* ignore OpenCore software codecs */
 986         if (!strncmp(p_sys->ppsz_components[i], "OMX.PV.", 7))
 987             continue;
 988         /* The same sw codecs, renamed in ICS (perhaps also in honeycomb) */
 989         if (!strncmp(p_sys->ppsz_components[i], "OMX.google.", 11))
 990             continue;
 991         /* This one has been seen on HTC One V - it behaves like it works,
 992          * but FillBufferDone returns buffers filled with 0 bytes. The One V
 993          * has got a working OMX.qcom.video.decoder.avc instead though. */
 994         if (!strncmp(p_sys->ppsz_components[i], "OMX.ARICENT.", 12))
 995             continue;
 996         /* Some nVidia codec with DRM */
 997         if (!strncmp(p_sys->ppsz_components[i], "OMX.Nvidia.h264.decode.secure", 29))
 998             continue;
 999         /* Use VC1 decoder for WMV3 for now */
1000         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.WMV.Decoder"))
1001             continue;
1002         /* This decoder does work, but has an insane latency (leading to errors
1003          * about "main audio output playback way too late" and dropped frames).
1004          * At least Samsung Galaxy S III (where this decoder is present) has
1005          * got another one, OMX.SEC.mp3.dec, that works well and has a
1006          * sensible latency. (Also, even if that one isn't found, in general,
1007          * using SW codecs is usually more than fast enough for MP3.) */
1008         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.MP3.Decoder"))
1009             continue;
1010         /* This codec should be able to handle both VC1 and WMV3, but
1011          * for VC1 it doesn't output any buffers at all (in the way we use
1012          * it) and for WMV3 it outputs plain black buffers. Thus ignore
1013          * it until we can make it work properly. */
1014         if (!strcmp(p_sys->ppsz_components[i], "OMX.Nvidia.vc1.decode"))
1015             continue;
1016 #endif
1017         omx_error = InitialiseComponent(p_dec, p_sys->ppsz_components[i],
1018                                         &p_sys->omx_handle);
1019         if(omx_error == OMX_ErrorNone) break;
1020     }
1021     CHECK_ERROR(omx_error, "no component could be initialised" );
1022
1023     /* Move component to Idle then Executing state */
1024     OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet, OMX_StateIdle, 0 );
1025     CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
1026
1027     /* Allocate omx buffers */
1028     for(i = 0; i < p_sys->ports; i++)
1029     {
1030         OmxPort *p_port = &p_sys->p_ports[i];
1031
1032         for(j = 0; j < p_port->i_buffers; j++)
1033         {
1034 #if 0
1035 #define ALIGN(x,BLOCKLIGN) (((x) + BLOCKLIGN - 1) & ~(BLOCKLIGN - 1))
1036             char *p_buf = malloc(p_port->definition.nBufferSize +
1037                                  p_port->definition.nBufferAlignment);
1038             p_port->pp_buffers[i] = (void *)ALIGN((uintptr_t)p_buf, p_port->definition.nBufferAlignment);
1039 #endif
1040
1041             if(0 && p_port->b_direct)
1042                 omx_error =
1043                     OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
1044                                    p_port->i_port_index, 0,
1045                                    p_port->definition.nBufferSize, (void*)1);
1046             else
1047                 omx_error =
1048                     OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
1049                                         p_port->i_port_index, 0,
1050                                         p_port->definition.nBufferSize);
1051
1052             if(omx_error != OMX_ErrorNone) break;
1053             OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[j]);
1054         }
1055         p_port->i_buffers = j;
1056         CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
1057                     omx_error, (int)p_port->i_port_index, j );
1058     }
1059
1060     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1061     CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
1062
1063     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet,
1064                                  OMX_StateExecuting, 0);
1065     CHECK_ERROR(omx_error, "OMX_CommandStateSet Executing failed (%x)", omx_error );
1066     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1067     CHECK_ERROR(omx_error, "Wait for Executing failed (%x)", omx_error );
1068
1069     /* Send codec configuration data */
1070     if( p_dec->fmt_in.i_extra )
1071     {
1072         OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1073         p_header->nFilledLen = p_dec->fmt_in.i_extra;
1074
1075         /* Convert H.264 NAL format to annex b */
1076         if( p_sys->i_nal_size_length && !p_sys->in.b_direct )
1077         {
1078             p_header->nFilledLen = 0;
1079             convert_sps_pps( p_dec, p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra,
1080                              p_header->pBuffer, p_header->nAllocLen,
1081                              (uint32_t*) &p_header->nFilledLen, NULL );
1082         }
1083         else if(p_sys->in.b_direct)
1084         {
1085             p_header->pOutputPortPrivate = p_header->pBuffer;
1086             p_header->pBuffer = p_dec->fmt_in.p_extra;
1087         }
1088         else if (p_dec->fmt_in.i_codec == VLC_CODEC_WMV3 &&
1089                  p_dec->fmt_in.i_extra >= 4 &&
1090                  p_header->nAllocLen >= 36)
1091         {
1092             int profile;
1093             // According to OMX IL 1.2.0 spec (4.3.33.2), the codec config
1094             // data for VC-1 Main/Simple (aka WMV3) is according to table 265
1095             // in the VC-1 spec. Most of the fields are just set with placeholders
1096             // (like framerate, hrd_buffer/rate).
1097             static const uint8_t wmv3seq[] = {
1098                 0xff, 0xff, 0xff, 0xc5, // numframes=ffffff, marker byte
1099                 0x04, 0x00, 0x00, 0x00, // marker byte
1100                 0x00, 0x00, 0x00, 0x00, // struct C, almost equal to p_extra
1101                 0x00, 0x00, 0x00, 0x00, // struct A, vert size
1102                 0x00, 0x00, 0x00, 0x00, // struct A, horiz size
1103                 0x0c, 0x00, 0x00, 0x00, // marker byte
1104                 0xff, 0xff, 0x00, 0x80, // struct B, level=4, cbr=0, hrd_buffer=ffff
1105                 0xff, 0xff, 0x00, 0x00, // struct B, hrd_rate=ffff
1106                 0xff, 0xff, 0xff, 0xff, // struct B, framerate=ffffffff
1107             };
1108             p_header->nFilledLen = sizeof(wmv3seq);
1109             memcpy(p_header->pBuffer, wmv3seq, p_header->nFilledLen);
1110             // Struct C - almost equal to the extradata
1111             memcpy(&p_header->pBuffer[8], p_dec->fmt_in.p_extra, 4);
1112             // Expand profile from the highest 2 bits to the highest 4 bits
1113             profile = p_header->pBuffer[8] >> 6;
1114             p_header->pBuffer[8] = (p_header->pBuffer[8] & 0x0f) | (profile << 4);
1115             // Fill in the height/width for struct A
1116             SetDWLE(&p_header->pBuffer[12], p_dec->fmt_in.video.i_height);
1117             SetDWLE(&p_header->pBuffer[16], p_dec->fmt_in.video.i_width);
1118         }
1119         else
1120         {
1121             if(p_header->nFilledLen > p_header->nAllocLen)
1122             {
1123                 msg_Dbg(p_dec, "buffer too small (%i,%i)", (int)p_header->nFilledLen,
1124                         (int)p_header->nAllocLen);
1125                 p_header->nFilledLen = p_header->nAllocLen;
1126             }
1127             memcpy(p_header->pBuffer, p_dec->fmt_in.p_extra, p_header->nFilledLen);
1128         }
1129
1130         p_header->nOffset = 0;
1131         p_header->nFlags = OMX_BUFFERFLAG_CODECCONFIG | OMX_BUFFERFLAG_ENDOFFRAME;
1132         msg_Dbg(p_dec, "sending codec config data %p, %p, %i", p_header,
1133                 p_header->pBuffer, (int)p_header->nFilledLen);
1134         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1135     }
1136
1137     /* Get back output port definition */
1138     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1139     if(omx_error != OMX_ErrorNone) goto error;
1140
1141     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1142     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1143
1144     if(p_sys->b_error) goto error;
1145
1146     p_dec->b_need_packetized = true;
1147     if (!strcmp(p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER"))
1148         p_sys->b_use_pts = 1;
1149
1150     if (!strcmp(p_sys->psz_component, "OMX.STM.Video.Decoder"))
1151         p_sys->b_use_pts = 1;
1152
1153     if (p_sys->b_use_pts)
1154         msg_Dbg( p_dec, "using pts timestamp mode for %s", p_sys->psz_component);
1155
1156     return VLC_SUCCESS;
1157
1158  error:
1159     CloseGeneric(p_this);
1160     return VLC_EGENERIC;
1161 }
1162
1163 /*****************************************************************************
1164  * PortReconfigure
1165  *****************************************************************************/
1166 static OMX_ERRORTYPE PortReconfigure(decoder_t *p_dec, OmxPort *p_port)
1167 {
1168     decoder_sys_t *p_sys = p_dec->p_sys;
1169     OMX_PARAM_PORTDEFINITIONTYPE definition;
1170     OMX_BUFFERHEADERTYPE *p_buffer;
1171     OMX_ERRORTYPE omx_error;
1172     unsigned int i;
1173
1174     /* Sanity checking */
1175     OMX_INIT_STRUCTURE(definition);
1176     definition.nPortIndex = p_port->i_port_index;
1177     omx_error = OMX_GetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1178                                  &definition);
1179     if(omx_error != OMX_ErrorNone || (p_dec->fmt_in.i_cat == VIDEO_ES &&
1180        (!definition.format.video.nFrameWidth ||
1181        !definition.format.video.nFrameHeight)) )
1182         return OMX_ErrorUndefined;
1183
1184     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortDisable,
1185                                  p_port->i_port_index, NULL);
1186     CHECK_ERROR(omx_error, "OMX_CommandPortDisable on %i failed (%x)",
1187                 (int)p_port->i_port_index, omx_error );
1188
1189     for(i = 0; i < p_port->i_buffers; i++)
1190     {
1191         OMX_FIFO_GET(&p_port->fifo, p_buffer);
1192         if (p_buffer->nFlags & SENTINEL_FLAG) {
1193             free(p_buffer);
1194             i--;
1195             continue;
1196         }
1197         omx_error = OMX_FreeBuffer( p_sys->omx_handle,
1198                                     p_port->i_port_index, p_buffer );
1199
1200         if(omx_error != OMX_ErrorNone) break;
1201     }
1202     CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
1203                 omx_error, (int)p_port->i_port_index, i );
1204
1205     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1206     CHECK_ERROR(omx_error, "Wait for PortDisable failed (%x)", omx_error );
1207
1208     /* Get the new port definition */
1209     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1210     if(omx_error != OMX_ErrorNone) goto error;
1211
1212     if( p_dec->fmt_in.i_cat != AUDIO_ES )
1213     {
1214         /* Don't explicitly set the new parameters that we got with
1215          * OMX_GetParameter above when using audio codecs.
1216          * That struct hasn't been changed since, so there should be
1217          * no need to set it here, unless some codec expects the
1218          * SetParameter call as a trigger event for some part of
1219          * the reconfiguration.
1220          * This fixes using audio decoders on Samsung Galaxy S II,
1221          *
1222          * Only skipping this for audio codecs, to minimize the
1223          * change for current working configurations for video.
1224          */
1225         omx_error = OMX_SetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1226                                      &definition);
1227         CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
1228                     omx_error, ErrorToString(omx_error));
1229     }
1230
1231     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortEnable,
1232                                  p_port->i_port_index, NULL);
1233     CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
1234                 (int)p_port->i_port_index, omx_error );
1235
1236     if (p_port->definition.nBufferCountActual > p_port->i_buffers) {
1237         free(p_port->pp_buffers);
1238         p_port->pp_buffers = malloc(p_port->definition.nBufferCountActual * sizeof(OMX_BUFFERHEADERTYPE*));
1239         if(!p_port->pp_buffers)
1240         {
1241             omx_error = OMX_ErrorInsufficientResources;
1242             CHECK_ERROR(omx_error, "memory allocation failed");
1243         }
1244     }
1245     p_port->i_buffers = p_port->definition.nBufferCountActual;
1246     for(i = 0; i < p_port->i_buffers; i++)
1247     {
1248         if(0 && p_port->b_direct)
1249             omx_error =
1250                 OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1251                                p_port->i_port_index, 0,
1252                                p_port->definition.nBufferSize, (void*)1);
1253         else
1254             omx_error =
1255                 OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1256                                     p_port->i_port_index, 0,
1257                                     p_port->definition.nBufferSize);
1258
1259         if(omx_error != OMX_ErrorNone) break;
1260         OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[i]);
1261     }
1262     p_port->i_buffers = i;
1263     CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
1264                 omx_error, (int)p_port->i_port_index, i );
1265
1266     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1267     CHECK_ERROR(omx_error, "Wait for PortEnable failed (%x)", omx_error );
1268
1269     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1270     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1271
1272  error:
1273     return omx_error;
1274 }
1275
1276 /*****************************************************************************
1277  * DecodeVideo: Called to decode one frame
1278  *****************************************************************************/
1279 static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
1280 {
1281     decoder_sys_t *p_sys = p_dec->p_sys;
1282     picture_t *p_pic = NULL, *p_next_pic;
1283     OMX_ERRORTYPE omx_error;
1284     unsigned int i;
1285
1286     OMX_BUFFERHEADERTYPE *p_header;
1287     block_t *p_block;
1288
1289     if( !pp_block || !*pp_block )
1290         return NULL;
1291
1292     p_block = *pp_block;
1293
1294     /* Check for errors from codec */
1295     if(p_sys->b_error)
1296     {
1297         msg_Dbg(p_dec, "error during decoding");
1298         block_Release( p_block );
1299         return 0;
1300     }
1301
1302     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1303     {
1304         block_Release( p_block );
1305         if(!p_sys->in.b_flushed)
1306         {
1307             msg_Dbg(p_dec, "flushing");
1308             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1309                              p_sys->in.definition.nPortIndex, 0 );
1310         }
1311         p_sys->in.b_flushed = true;
1312         return NULL;
1313     }
1314
1315     /* Take care of decoded frames first */
1316     while(!p_pic)
1317     {
1318         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1319         if(!p_header) break; /* No frame available */
1320
1321         if(p_sys->out.b_update_def)
1322         {
1323             omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1324             p_sys->out.b_update_def = 0;
1325         }
1326
1327         if(p_header->nFilledLen)
1328         {
1329             p_pic = p_header->pAppPrivate;
1330             if(!p_pic)
1331             {
1332                 /* We're not in direct rendering mode.
1333                  * Get a new picture and copy the content */
1334                 p_pic = decoder_NewPicture( p_dec );
1335
1336                 if (p_pic)
1337                     CopyOmxPicture(p_sys->out.definition.format.video.eColorFormat,
1338                                    p_pic, p_sys->out.definition.format.video.nSliceHeight,
1339                                    p_sys->out.i_frame_stride,
1340                                    p_header->pBuffer + p_header->nOffset,
1341                                    p_sys->out.i_frame_stride_chroma_div);
1342             }
1343
1344             if (p_pic)
1345                 p_pic->date = p_header->nTimeStamp;
1346             p_header->nFilledLen = 0;
1347             p_header->pAppPrivate = 0;
1348         }
1349
1350         /* Get a new picture */
1351         if(p_sys->in.b_direct && !p_header->pAppPrivate)
1352         {
1353             p_next_pic = decoder_NewPicture( p_dec );
1354             if(!p_next_pic) break;
1355
1356             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1357             p_header->pAppPrivate = p_next_pic;
1358             p_header->pInputPortPrivate = p_header->pBuffer;
1359             p_header->pBuffer = p_next_pic->p[0].p_pixels;
1360         }
1361         else
1362         {
1363             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1364         }
1365
1366 #ifdef OMXIL_EXTRA_DEBUG
1367         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1368 #endif
1369         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1370     }
1371
1372     /* Send the input buffer to the component */
1373     OMX_FIFO_GET_TIMEOUT(&p_sys->in.fifo, p_header, 200000);
1374
1375     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1376         free(p_header);
1377         goto reconfig;
1378     }
1379
1380     if(p_header)
1381     {
1382         p_header->nFilledLen = p_block->i_buffer;
1383         p_header->nOffset = 0;
1384         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1385         if (p_sys->b_use_pts && p_block->i_pts)
1386             p_header->nTimeStamp = p_block->i_pts;
1387         else
1388             p_header->nTimeStamp = p_block->i_dts;
1389
1390         /* In direct mode we pass the input pointer as is.
1391          * Otherwise we memcopy the data */
1392         if(p_sys->in.b_direct)
1393         {
1394             p_header->pOutputPortPrivate = p_header->pBuffer;
1395             p_header->pBuffer = p_block->p_buffer;
1396             p_header->pAppPrivate = p_block;
1397         }
1398         else
1399         {
1400             if(p_header->nFilledLen > p_header->nAllocLen)
1401             {
1402                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1403                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1404                 p_header->nFilledLen = p_header->nAllocLen;
1405             }
1406             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1407             block_Release(p_block);
1408         }
1409
1410         /* Convert H.264 NAL format to annex b. Doesn't do anything if
1411          * i_nal_size_length == 0, which is the case for codecs other
1412          * than H.264 */
1413         convert_h264_to_annexb( p_header->pBuffer, p_header->nFilledLen,
1414                                 p_sys->i_nal_size_length );
1415 #ifdef OMXIL_EXTRA_DEBUG
1416         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1417                  (int)p_header->nFilledLen );
1418 #endif
1419         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1420         p_sys->in.b_flushed = false;
1421         *pp_block = NULL; /* Avoid being fed the same packet again */
1422     }
1423
1424 reconfig:
1425     /* Handle the PortSettingsChanged events */
1426     for(i = 0; i < p_sys->ports; i++)
1427     {
1428         OmxPort *p_port = &p_sys->p_ports[i];
1429         if(p_port->b_reconfigure)
1430         {
1431             omx_error = PortReconfigure(p_dec, p_port);
1432             p_port->b_reconfigure = 0;
1433         }
1434         if(p_port->b_update_def)
1435         {
1436             omx_error = GetPortDefinition(p_dec, p_port, p_port->p_fmt);
1437             p_port->b_update_def = 0;
1438         }
1439     }
1440
1441     return p_pic;
1442 }
1443
1444 /*****************************************************************************
1445  * DecodeAudio: Called to decode one frame
1446  *****************************************************************************/
1447 block_t *DecodeAudio ( decoder_t *p_dec, block_t **pp_block )
1448 {
1449     decoder_sys_t *p_sys = p_dec->p_sys;
1450     block_t *p_buffer = NULL;
1451     OMX_BUFFERHEADERTYPE *p_header;
1452     OMX_ERRORTYPE omx_error;
1453     block_t *p_block;
1454     unsigned int i;
1455
1456     if( !pp_block || !*pp_block ) return NULL;
1457
1458     p_block = *pp_block;
1459
1460     /* Check for errors from codec */
1461     if(p_sys->b_error)
1462     {
1463         msg_Dbg(p_dec, "error during decoding");
1464         block_Release( p_block );
1465         return 0;
1466     }
1467
1468     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1469     {
1470         block_Release( p_block );
1471         date_Set( &p_sys->end_date, 0 );
1472         if(!p_sys->in.b_flushed)
1473         {
1474             msg_Dbg(p_dec, "flushing");
1475             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1476                              p_sys->in.definition.nPortIndex, 0 );
1477         }
1478         p_sys->in.b_flushed = true;
1479         return NULL;
1480     }
1481
1482     if( !date_Get( &p_sys->end_date ) )
1483     {
1484         if( !p_block->i_pts )
1485         {
1486             /* We've just started the stream, wait for the first PTS. */
1487             block_Release( p_block );
1488             return NULL;
1489         }
1490         date_Set( &p_sys->end_date, p_block->i_pts );
1491     }
1492
1493     /* Take care of decoded frames first */
1494     while(!p_buffer)
1495     {
1496         unsigned int i_samples = 0;
1497
1498         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1499         if(!p_header) break; /* No frame available */
1500
1501         if (p_sys->out.p_fmt->audio.i_channels)
1502             i_samples = p_header->nFilledLen / p_sys->out.p_fmt->audio.i_channels / 2;
1503         if(i_samples)
1504         {
1505             p_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
1506             if( !p_buffer ) break; /* No audio buffer available */
1507
1508             memcpy( p_buffer->p_buffer, p_header->pBuffer, p_buffer->i_buffer );
1509             p_header->nFilledLen = 0;
1510
1511             if( p_header->nTimeStamp != 0 &&
1512                 p_header->nTimeStamp != date_Get( &p_sys->end_date ) )
1513                 date_Set( &p_sys->end_date, p_header->nTimeStamp );
1514
1515             p_buffer->i_pts = date_Get( &p_sys->end_date );
1516             p_buffer->i_length = date_Increment( &p_sys->end_date, i_samples ) -
1517                 p_buffer->i_pts;
1518         }
1519
1520 #ifdef OMXIL_EXTRA_DEBUG
1521         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1522 #endif
1523         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1524         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1525     }
1526
1527
1528     /* Send the input buffer to the component */
1529     OMX_FIFO_GET_TIMEOUT(&p_sys->in.fifo, p_header, 200000);
1530
1531     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1532         free(p_header);
1533         goto reconfig;
1534     }
1535
1536     if(p_header)
1537     {
1538         p_header->nFilledLen = p_block->i_buffer;
1539         p_header->nOffset = 0;
1540         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1541         p_header->nTimeStamp = p_block->i_dts;
1542
1543         /* In direct mode we pass the input pointer as is.
1544          * Otherwise we memcopy the data */
1545         if(p_sys->in.b_direct)
1546         {
1547             p_header->pOutputPortPrivate = p_header->pBuffer;
1548             p_header->pBuffer = p_block->p_buffer;
1549             p_header->pAppPrivate = p_block;
1550         }
1551         else
1552         {
1553             if(p_header->nFilledLen > p_header->nAllocLen)
1554             {
1555                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1556                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1557                 p_header->nFilledLen = p_header->nAllocLen;
1558             }
1559             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1560             block_Release(p_block);
1561         }
1562
1563 #ifdef OMXIL_EXTRA_DEBUG
1564         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1565                  (int)p_header->nFilledLen );
1566 #endif
1567         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1568         p_sys->in.b_flushed = false;
1569         *pp_block = NULL; /* Avoid being fed the same packet again */
1570     }
1571
1572 reconfig:
1573     /* Handle the PortSettingsChanged events */
1574     for(i = 0; i < p_sys->ports; i++)
1575     {
1576         OmxPort *p_port = &p_sys->p_ports[i];
1577         if(!p_port->b_reconfigure) continue;
1578         p_port->b_reconfigure = 0;
1579         omx_error = PortReconfigure(p_dec, p_port);
1580     }
1581
1582     return p_buffer;
1583 }
1584
1585 /*****************************************************************************
1586  * EncodeVideo: Called to encode one frame
1587  *****************************************************************************/
1588 static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pic )
1589 {
1590     decoder_t *p_dec = ( decoder_t *)p_enc;
1591     decoder_sys_t *p_sys = p_dec->p_sys;
1592     OMX_ERRORTYPE omx_error;
1593     unsigned int i;
1594
1595     OMX_BUFFERHEADERTYPE *p_header;
1596     block_t *p_block = 0;
1597
1598     if( !p_pic ) return NULL;
1599
1600     /* Check for errors from codec */
1601     if(p_sys->b_error)
1602     {
1603         msg_Dbg(p_dec, "error during encoding");
1604         return NULL;
1605     }
1606
1607     /* Send the input buffer to the component */
1608     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1609     if(p_header)
1610     {
1611         /* In direct mode we pass the input pointer as is.
1612          * Otherwise we memcopy the data */
1613         if(p_sys->in.b_direct)
1614         {
1615             p_header->pOutputPortPrivate = p_header->pBuffer;
1616             p_header->pBuffer = p_pic->p[0].p_pixels;
1617         }
1618         else
1619         {
1620             CopyVlcPicture(p_dec, p_header, p_pic);
1621         }
1622
1623         p_header->nFilledLen = p_sys->in.i_frame_size;
1624         p_header->nOffset = 0;
1625         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1626         p_header->nTimeStamp = p_pic->date;
1627 #ifdef OMXIL_EXTRA_DEBUG
1628         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1629                  (int)p_header->nFilledLen );
1630 #endif
1631         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1632         p_sys->in.b_flushed = false;
1633     }
1634
1635     /* Handle the PortSettingsChanged events */
1636     for(i = 0; i < p_sys->ports; i++)
1637     {
1638         OmxPort *p_port = &p_sys->p_ports[i];
1639         if(!p_port->b_reconfigure) continue;
1640         p_port->b_reconfigure = 0;
1641         omx_error = PortReconfigure(p_dec, p_port);
1642     }
1643
1644     /* Wait for the decoded frame */
1645     while(!p_block)
1646     {
1647         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1648
1649         if(p_header->nFilledLen)
1650         {
1651             if(p_header->nFlags & OMX_BUFFERFLAG_CODECCONFIG)
1652             {
1653                 /* TODO: need to store codec config */
1654                 msg_Dbg(p_dec, "received codec config %i", (int)p_header->nFilledLen);
1655             }
1656
1657             p_block = p_header->pAppPrivate;
1658             if(!p_block)
1659             {
1660                 /* We're not in direct rendering mode.
1661                  * Get a new block and copy the content */
1662                 p_block = block_Alloc( p_header->nFilledLen );
1663                 memcpy(p_block->p_buffer, p_header->pBuffer, p_header->nFilledLen );
1664             }
1665
1666             p_block->i_buffer = p_header->nFilledLen;
1667             p_block->i_pts = p_block->i_dts = p_header->nTimeStamp;
1668             p_header->nFilledLen = 0;
1669             p_header->pAppPrivate = 0;
1670         }
1671
1672 #ifdef OMXIL_EXTRA_DEBUG
1673         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1674 #endif
1675         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1676     }
1677
1678     msg_Dbg(p_dec, "done");
1679     return p_block;
1680 }
1681
1682 /*****************************************************************************
1683  * CloseGeneric: omxil decoder destruction
1684  *****************************************************************************/
1685 static void CloseGeneric( vlc_object_t *p_this )
1686 {
1687     decoder_t *p_dec = (decoder_t *)p_this;
1688     decoder_sys_t *p_sys = p_dec->p_sys;
1689
1690     if(p_sys->omx_handle) DeinitialiseComponent(p_dec, p_sys->omx_handle);
1691     vlc_mutex_lock( &omx_core_mutex );
1692     omx_refcount--;
1693     if( omx_refcount == 0 )
1694     {
1695         if( p_sys->b_init ) pf_deinit();
1696         dll_close( dll_handle );
1697     }
1698     vlc_mutex_unlock( &omx_core_mutex );
1699
1700     vlc_mutex_destroy (&p_sys->mutex);
1701     vlc_cond_destroy (&p_sys->cond);
1702     vlc_mutex_destroy (&p_sys->in.fifo.lock);
1703     vlc_cond_destroy (&p_sys->in.fifo.wait);
1704     vlc_mutex_destroy (&p_sys->out.fifo.lock);
1705     vlc_cond_destroy (&p_sys->out.fifo.wait);
1706
1707     free( p_sys );
1708 }
1709
1710 /*****************************************************************************
1711  * OmxEventHandler:
1712  *****************************************************************************/
1713 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE omx_handle,
1714     OMX_PTR app_data, OMX_EVENTTYPE event, OMX_U32 data_1,
1715     OMX_U32 data_2, OMX_PTR event_data )
1716 {
1717     decoder_t *p_dec = (decoder_t *)app_data;
1718     decoder_sys_t *p_sys = p_dec->p_sys;
1719     unsigned int i;
1720     (void)omx_handle;
1721
1722     switch (event)
1723     {
1724     case OMX_EventCmdComplete:
1725         switch ((OMX_STATETYPE)data_1)
1726         {
1727         case OMX_CommandStateSet:
1728             msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %s)", EventToString(event),
1729                      CommandToString(data_1), StateToString(data_2) );
1730             break;
1731
1732         default:
1733             msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %u)", EventToString(event),
1734                      CommandToString(data_1), (unsigned int)data_2 );
1735             break;
1736         }
1737         break;
1738
1739     case OMX_EventError:
1740         msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %u, %s)", EventToString(event),
1741                  ErrorToString((OMX_ERRORTYPE)data_1), (unsigned int)data_2,
1742                  (const char *)event_data);
1743         //p_sys->b_error = true;
1744         break;
1745
1746     case OMX_EventPortSettingsChanged:
1747         msg_Dbg( p_dec, "OmxEventHandler (%s, %u, %u)", EventToString(event),
1748                  (unsigned int)data_1, (unsigned int)data_2 );
1749         if( data_2 == 0 || data_2 == OMX_IndexParamPortDefinition )
1750         {
1751             OMX_BUFFERHEADERTYPE *sentinel;
1752             for(i = 0; i < p_sys->ports; i++)
1753                 if(p_sys->p_ports[i].definition.eDir == OMX_DirOutput)
1754                     p_sys->p_ports[i].b_reconfigure = true;
1755             sentinel = calloc(1, sizeof(*sentinel));
1756             if (sentinel) {
1757                 sentinel->nFlags = SENTINEL_FLAG;
1758                 OMX_FIFO_PUT(&p_sys->in.fifo, sentinel);
1759             }
1760         }
1761         else if( data_2 == OMX_IndexConfigCommonOutputCrop )
1762         {
1763             for(i = 0; i < p_sys->ports; i++)
1764                 if(p_sys->p_ports[i].definition.nPortIndex == data_1)
1765                     p_sys->p_ports[i].b_update_def = true;
1766         }
1767         else
1768         {
1769             msg_Dbg( p_dec, "Unhandled setting change %x", (unsigned int)data_2 );
1770         }
1771         break;
1772
1773     default:
1774         msg_Dbg( p_dec, "OmxEventHandler (%s, %u, %u)", EventToString(event),
1775                  (unsigned int)data_1, (unsigned int)data_2 );
1776         break;
1777     }
1778
1779     PostOmxEvent(p_dec, event, data_1, data_2, event_data);
1780     return OMX_ErrorNone;
1781 }
1782
1783 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE omx_handle,
1784     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1785 {
1786     decoder_t *p_dec = (decoder_t *)app_data;
1787     decoder_sys_t *p_sys = p_dec->p_sys;
1788     (void)omx_handle;
1789
1790 #ifdef OMXIL_EXTRA_DEBUG
1791     msg_Dbg( p_dec, "OmxEmptyBufferDone %p, %p", omx_header, omx_header->pBuffer );
1792 #endif
1793
1794     if(omx_header->pAppPrivate || omx_header->pOutputPortPrivate)
1795     {
1796         block_t *p_block = (block_t *)omx_header->pAppPrivate;
1797         omx_header->pBuffer = omx_header->pOutputPortPrivate;
1798         if(p_block) block_Release(p_block);
1799         omx_header->pAppPrivate = 0;
1800     }
1801     OMX_FIFO_PUT(&p_sys->in.fifo, omx_header);
1802
1803     return OMX_ErrorNone;
1804 }
1805
1806 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE omx_handle,
1807     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1808 {
1809     decoder_t *p_dec = (decoder_t *)app_data;
1810     decoder_sys_t *p_sys = p_dec->p_sys;
1811     (void)omx_handle;
1812
1813 #ifdef OMXIL_EXTRA_DEBUG
1814     msg_Dbg( p_dec, "OmxFillBufferDone %p, %p, %i", omx_header, omx_header->pBuffer,
1815              (int)omx_header->nFilledLen );
1816 #endif
1817
1818     if(omx_header->pInputPortPrivate)
1819     {
1820         omx_header->pBuffer = omx_header->pInputPortPrivate;
1821     }
1822     OMX_FIFO_PUT(&p_sys->out.fifo, omx_header);
1823
1824     return OMX_ErrorNone;
1825 }