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(!strncmp((char *)ppsz_roles[j], psz_role, len)) 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->audio.i_channels,
 417                                        p_fmt->audio.i_rate,
 418                                        p_fmt->i_bitrate,
 419                                        p_fmt->audio.i_bitspersample,
 420                                        p_fmt->audio.i_blockalign);
 421         CHECK_ERROR(omx_error, "SetAudioParameters failed (%x : %s)",
 422                     omx_error, ErrorToString(omx_error));
 423     }
 424     if (!strcmp(p_dec->p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER") &&
 425                 def->eDir == OMX_DirOutput)
 426     {
 427         /* When setting the output buffer size above, the decoder actually
 428          * sets the buffer size to a lower value than what was chosen. If
 429          * we try to allocate buffers of this size, it fails. Thus, forcibly
 430          * use a larger buffer size. */
 431         def->nBufferSize *= 2;
 432     }
 433
 434     if (def->format.video.eCompressionFormat == OMX_VIDEO_CodingWMV) {
 435         OMX_VIDEO_PARAM_WMVTYPE wmvtype = { 0 };
 436         OMX_INIT_STRUCTURE(wmvtype);
 437         wmvtype.nPortIndex = def->nPortIndex;
 438         switch (p_dec->fmt_in.i_codec) {
 439         case VLC_CODEC_WMV1:
 440             wmvtype.eFormat = OMX_VIDEO_WMVFormat7;
 441             break;
 442         case VLC_CODEC_WMV2:
 443             wmvtype.eFormat = OMX_VIDEO_WMVFormat8;
 444             break;
 445         case VLC_CODEC_WMV3:
 446         case VLC_CODEC_VC1:
 447             wmvtype.eFormat = OMX_VIDEO_WMVFormat9;
 448             break;
 449         }
 450         omx_error = OMX_SetParameter(p_port->omx_handle, OMX_IndexParamVideoWmv, &wmvtype);
 451         CHECK_ERROR(omx_error, "OMX_SetParameter OMX_IndexParamVideoWmv failed (%x : %s)",
 452                     omx_error, ErrorToString(omx_error));
 453     }
 454
 455  error:
 456     return omx_error;
 457 }
 458
 459 /*****************************************************************************
 460  * GetPortDefinition: set vlc format based on the definition of the omx port
 461  *****************************************************************************/
 462 static OMX_ERRORTYPE GetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 463                                        es_format_t *p_fmt)
 464 {
 465     decoder_sys_t *p_sys = p_dec->p_sys;
 466     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 467     OMX_ERRORTYPE omx_error;
 468     OMX_CONFIG_RECTTYPE crop_rect;
 469
 470     omx_error = OMX_GetParameter(p_port->omx_handle,
 471                                  OMX_IndexParamPortDefinition, def);
 472     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 473                 omx_error, ErrorToString(omx_error));
 474
 475     switch(p_fmt->i_cat)
 476     {
 477     case VIDEO_ES:
 478         p_fmt->video.i_width = def->format.video.nFrameWidth;
 479         p_fmt->video.i_visible_width = def->format.video.nFrameWidth;
 480         p_fmt->video.i_height = def->format.video.nFrameHeight;
 481         p_fmt->video.i_visible_height = def->format.video.nFrameHeight;
 482         p_fmt->video.i_frame_rate = p_dec->fmt_in.video.i_frame_rate;
 483         p_fmt->video.i_frame_rate_base = p_dec->fmt_in.video.i_frame_rate_base;
 484
 485         OMX_INIT_STRUCTURE(crop_rect);
 486         crop_rect.nPortIndex = def->nPortIndex;
 487         omx_error = OMX_GetConfig(p_port->omx_handle, OMX_IndexConfigCommonOutputCrop, &crop_rect);
 488         if (omx_error == OMX_ErrorNone)
 489         {
 490             if (!def->format.video.nSliceHeight)
 491                 def->format.video.nSliceHeight = def->format.video.nFrameHeight;
 492             if (!def->format.video.nStride)
 493                 def->format.video.nStride = def->format.video.nFrameWidth;
 494             p_fmt->video.i_width = crop_rect.nWidth;
 495             p_fmt->video.i_visible_width = crop_rect.nWidth;
 496             p_fmt->video.i_height = crop_rect.nHeight;
 497             p_fmt->video.i_visible_height = crop_rect.nHeight;
 498             if (def->format.video.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar)
 499                 def->format.video.nSliceHeight -= crop_rect.nTop/2;
 500         }
 501         else
 502         {
 503             /* Don't pass the error back to the caller, this isn't mandatory */
 504             omx_error = OMX_ErrorNone;
 505         }
 506
 507         /* Hack: Nexus One (stock firmware with binary OMX driver blob)
 508          * claims to output 420Planar even though it in in practice is
 509          * NV21. */
 510         if(def->format.video.eColorFormat == OMX_COLOR_FormatYUV420Planar &&
 511            !strncmp(p_sys->psz_component, "OMX.qcom.video.decoder",
 512                     strlen("OMX.qcom.video.decoder")))
 513             def->format.video.eColorFormat = OMX_QCOM_COLOR_FormatYVU420SemiPlanar;
 514
 515         /* Hack: Some Samsung devices (e.g. Galaxy S III) have multiple
 516          * H264 decoders with different quirks (OMX.SEC.avc.dec, OMX.SEC.avcdec
 517          * and OMX.SEC.AVC.Decoder) - the latter is well-behaved while the
 518          * former ones signal padding but in practice doesn't have any padding.
 519          * We can't simply ignore the buggy ones, because some devices only
 520          * have that one (Galaxy S II has only got one named OMX.SEC.avcdec,
 521          * at least in the pre-4.0 firmwares). Thus, we enable this quirk on
 522          * any OMX.SEC. decoder that doesn't contain the string ".Decoder". */
 523         if(!strncmp(p_sys->psz_component, "OMX.SEC.", strlen("OMX.SEC.")) &&
 524            !strstr(p_sys->psz_component, ".Decoder")) {
 525             def->format.video.nSliceHeight = 0;
 526             def->format.video.nStride = p_fmt->video.i_width;
 527         }
 528
 529         if(!GetVlcVideoFormat( def->format.video.eCompressionFormat,
 530                                &p_fmt->i_codec, 0 ) )
 531         {
 532             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 533                                      &p_fmt->i_codec, 0 ) )
 534             {
 535                 omx_error = OMX_ErrorNotImplemented;
 536                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 537                             (int)def->format.video.eColorFormat );
 538             }
 539             GetVlcChromaSizes( p_fmt->i_codec,
 540                                def->format.video.nFrameWidth,
 541                                def->format.video.nFrameHeight,
 542                                &p_port->i_frame_size, &p_port->i_frame_stride,
 543                                &p_port->i_frame_stride_chroma_div );
 544         }
 545         if(p_port->i_frame_size > def->nBufferSize)
 546             def->nBufferSize = p_port->i_frame_size;
 547         p_port->i_frame_size = def->nBufferSize;
 548 #if 0
 549         if((int)p_port->i_frame_stride > def->format.video.nStride)
 550             def->format.video.nStride = p_port->i_frame_stride;
 551 #endif
 552         p_port->i_frame_stride = def->format.video.nStride;
 553         break;
 554
 555     case AUDIO_ES:
 556         if( !OmxToVlcAudioFormat( def->format.audio.eEncoding,
 557                                 &p_fmt->i_codec, 0 ) )
 558         {
 559             omx_error = OMX_ErrorNotImplemented;
 560             CHECK_ERROR(omx_error, "OMX audio format %i not supported",
 561                         (int)def->format.audio.eEncoding );
 562         }
 563
 564         omx_error = GetAudioParameters(p_port->omx_handle,
 565                                        &p_port->format_param, def->nPortIndex,
 566                                        def->format.audio.eEncoding,
 567                                        &p_fmt->audio.i_channels,
 568                                        &p_fmt->audio.i_rate,
 569                                        &p_fmt->i_bitrate,
 570                                        &p_fmt->audio.i_bitspersample,
 571                                        &p_fmt->audio.i_blockalign);
 572         CHECK_ERROR(omx_error, "GetAudioParameters failed (%x : %s)",
 573                     omx_error, ErrorToString(omx_error));
 574
 575         if(p_fmt->audio.i_channels < 9)
 576         {
 577             static const int pi_channels_maps[9] =
 578             {
 579                 0, AOUT_CHAN_CENTER, AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 580                 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 581                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
 582                 | AOUT_CHAN_REARRIGHT,
 583                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 584                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
 585                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 586                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE,
 587                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 588                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT
 589                 | AOUT_CHAN_MIDDLERIGHT,
 590                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER | AOUT_CHAN_REARLEFT
 591                 | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT | AOUT_CHAN_MIDDLERIGHT
 592                 | AOUT_CHAN_LFE
 593             };
 594             p_fmt->audio.i_physical_channels =
 595                 p_fmt->audio.i_original_channels =
 596                     pi_channels_maps[p_fmt->audio.i_channels];
 597         }
 598
 599         date_Init( &p_dec->p_sys->end_date, p_fmt->audio.i_rate, 1 );
 600
 601         break;
 602
 603     default: return OMX_ErrorNotImplemented;
 604     }
 605
 606  error:
 607     return omx_error;
 608 }
 609
 610 /*****************************************************************************
 611  * DeinitialiseComponent: Deinitialise and unload an OMX component
 612  *****************************************************************************/
 613 static OMX_ERRORTYPE DeinitialiseComponent(decoder_t *p_dec,
 614                                            OMX_HANDLETYPE omx_handle)
 615 {
 616     decoder_sys_t *p_sys = p_dec->p_sys;
 617     OMX_ERRORTYPE omx_error;
 618     OMX_STATETYPE state;
 619     unsigned int i, j;
 620
 621     if(!omx_handle) return OMX_ErrorNone;
 622
 623     omx_error = OMX_GetState(omx_handle, &state);
 624     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 625
 626     if(state == OMX_StateExecuting)
 627     {
 628         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 629                                      OMX_StateIdle, 0 );
 630         CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
 631         omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 632         CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
 633     }
 634
 635     omx_error = OMX_GetState(omx_handle, &state);
 636     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 637
 638     if(state == OMX_StateIdle)
 639     {
 640         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 641                                      OMX_StateLoaded, 0 );
 642         CHECK_ERROR(omx_error, "OMX_CommandStateSet Loaded failed (%x)", omx_error );
 643
 644         for(i = 0; i < p_sys->ports; i++)
 645         {
 646             OmxPort *p_port = &p_sys->p_ports[i];
 647             OMX_BUFFERHEADERTYPE *p_buffer;
 648
 649             for(j = 0; j < p_port->i_buffers; j++)
 650             {
 651                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 652                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 653                     free(p_buffer);
 654                     j--;
 655                     continue;
 656                 }
 657                 omx_error = OMX_FreeBuffer( omx_handle,
 658                                             p_port->i_port_index, p_buffer );
 659
 660                 if(omx_error != OMX_ErrorNone) break;
 661             }
 662             CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
 663                         omx_error, (int)p_port->i_port_index, j );
 664             while (1) {
 665                 OMX_FIFO_PEEK(&p_port->fifo, p_buffer);
 666                 if (!p_buffer) break;
 667
 668                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 669                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 670                     free(p_buffer);
 671                     continue;
 672                 }
 673                 msg_Warn( p_dec, "Stray buffer left in fifo, %p", p_buffer );
 674             }
 675         }
 676
 677         omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 678         CHECK_ERROR(omx_error, "Wait for Loaded failed (%x)", omx_error );
 679     }
 680
 681  error:
 682     for(i = 0; i < p_sys->ports; i++)
 683     {
 684         OmxPort *p_port = &p_sys->p_ports[i];
 685         free(p_port->pp_buffers);
 686         p_port->pp_buffers = 0;
 687     }
 688     omx_error = pf_free_handle( omx_handle );
 689     return omx_error;
 690 }
 691
 692 /*****************************************************************************
 693  * InitialiseComponent: Load and initialise an OMX component
 694  *****************************************************************************/
 695 static OMX_ERRORTYPE InitialiseComponent(decoder_t *p_dec,
 696     OMX_STRING psz_component, OMX_HANDLETYPE *p_handle)
 697 {
 698     static OMX_CALLBACKTYPE callbacks =
 699         { OmxEventHandler, OmxEmptyBufferDone, OmxFillBufferDone };
 700     decoder_sys_t *p_sys = p_dec->p_sys;
 701     OMX_HANDLETYPE omx_handle;
 702     OMX_ERRORTYPE omx_error;
 703     unsigned int i;
 704     OMX_U8 psz_role[OMX_MAX_STRINGNAME_SIZE];
 705     OMX_PARAM_COMPONENTROLETYPE role;
 706     OMX_PARAM_PORTDEFINITIONTYPE definition;
 707     OMX_PORT_PARAM_TYPE param;
 708
 709     /* Load component */
 710     omx_error = pf_get_handle( &omx_handle, psz_component, p_dec, &callbacks );
 711     if(omx_error != OMX_ErrorNone)
 712     {
 713         msg_Warn( p_dec, "OMX_GetHandle(%s) failed (%x: %s)", psz_component,
 714                   omx_error, ErrorToString(omx_error) );
 715         return omx_error;
 716     }
 717     strncpy(p_sys->psz_component, psz_component, OMX_MAX_STRINGNAME_SIZE-1);
 718
 719     omx_error = OMX_ComponentRoleEnum(omx_handle, psz_role, 0);
 720     if(omx_error == OMX_ErrorNone)
 721         msg_Dbg(p_dec, "loaded component %s of role %s", psz_component, psz_role);
 722     else
 723         msg_Dbg(p_dec, "loaded component %s", psz_component);
 724     PrintOmx(p_dec, omx_handle, OMX_ALL);
 725
 726     /* Set component role */
 727     OMX_INIT_STRUCTURE(role);
 728     strcpy((char*)role.cRole,
 729            GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec : p_dec->fmt_in.i_codec,
 730                       p_dec->fmt_in.i_cat, p_sys->b_enc));
 731
 732     omx_error = OMX_SetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 733                                  &role);
 734     omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 735                                  &role);
 736     if(omx_error == OMX_ErrorNone)
 737         msg_Dbg(p_dec, "component standard role set to %s", role.cRole);
 738
 739     /* Find the input / output ports */
 740     OMX_INIT_STRUCTURE(param);
 741     OMX_INIT_STRUCTURE(definition);
 742     omx_error = OMX_GetParameter(omx_handle, p_dec->fmt_in.i_cat == VIDEO_ES ?
 743                                  OMX_IndexParamVideoInit : OMX_IndexParamAudioInit, &param);
 744     if(omx_error != OMX_ErrorNone) param.nPorts = 0;
 745
 746     for(i = 0; i < param.nPorts; i++)
 747     {
 748         OmxPort *p_port;
 749
 750         /* Get port definition */
 751         definition.nPortIndex = param.nStartPortNumber + i;
 752         omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamPortDefinition,
 753                                      &definition);
 754         if(omx_error != OMX_ErrorNone) continue;
 755
 756         if(definition.eDir == OMX_DirInput) p_port = &p_sys->in;
 757         else  p_port = &p_sys->out;
 758
 759         p_port->b_valid = true;
 760         p_port->i_port_index = definition.nPortIndex;
 761         p_port->definition = definition;
 762         p_port->omx_handle = omx_handle;
 763     }
 764
 765     if(!p_sys->in.b_valid || !p_sys->out.b_valid)
 766     {
 767         omx_error = OMX_ErrorInvalidComponent;
 768         CHECK_ERROR(omx_error, "couldn't find an input and output port");
 769     }
 770
 771     if(!strncmp(p_sys->psz_component, "OMX.SEC.", 8))
 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     /* Set port definitions */
 792     for(i = 0; i < p_sys->ports; i++)
 793     {
 794         omx_error = SetPortDefinition(p_dec, &p_sys->p_ports[i],
 795                                       p_sys->p_ports[i].p_fmt);
 796         if(omx_error != OMX_ErrorNone) goto error;
 797     }
 798
 799     /* Allocate our array for the omx buffers and enable ports */
 800     for(i = 0; i < p_sys->ports; i++)
 801     {
 802         OmxPort *p_port = &p_sys->p_ports[i];
 803
 804         p_port->pp_buffers =
 805             malloc(p_port->definition.nBufferCountActual *
 806                    sizeof(OMX_BUFFERHEADERTYPE*));
 807         if(!p_port->pp_buffers)
 808         {
 809           omx_error = OMX_ErrorInsufficientResources;
 810           CHECK_ERROR(omx_error, "memory allocation failed");
 811         }
 812         p_port->i_buffers = p_port->definition.nBufferCountActual;
 813
 814         /* Enable port */
 815         if(!p_port->definition.bEnabled)
 816         {
 817             omx_error = OMX_SendCommand( omx_handle, OMX_CommandPortEnable,
 818                                          p_port->i_port_index, NULL);
 819             CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
 820                         (int)p_port->i_port_index, omx_error );
 821             omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 822             CHECK_ERROR(omx_error, "Wait for PortEnable on %i failed (%x)",
 823                         (int)p_port->i_port_index, omx_error );
 824         }
 825     }
 826
 827     *p_handle = omx_handle;
 828     return OMX_ErrorNone;
 829
 830  error:
 831     DeinitialiseComponent(p_dec, omx_handle);
 832     *p_handle = 0;
 833     return omx_error;
 834 }
 835
 836 /*****************************************************************************
 837  * OpenDecoder: Create the decoder instance
 838  *****************************************************************************/
 839 static int OpenDecoder( vlc_object_t *p_this )
 840 {
 841     decoder_t *p_dec = (decoder_t*)p_this;
 842     int status;
 843
 844     if( 0 || !GetOmxRole(p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat, false) )
 845         return VLC_EGENERIC;
 846
 847 #ifdef HAVE_MAEMO
 848     if( p_dec->fmt_in.i_cat != VIDEO_ES && !p_dec->b_force)
 849         return VLC_EGENERIC;
 850 #endif
 851
 852     status = OpenGeneric( p_this, false );
 853     if(status != VLC_SUCCESS) return status;
 854
 855     p_dec->pf_decode_video = DecodeVideo;
 856     p_dec->pf_decode_audio = DecodeAudio;
 857
 858     return VLC_SUCCESS;
 859 }
 860
 861 /*****************************************************************************
 862  * OpenEncoder: Create the encoder instance
 863  *****************************************************************************/
 864 static int OpenEncoder( vlc_object_t *p_this )
 865 {
 866     encoder_t *p_enc = (encoder_t*)p_this;
 867     int status;
 868
 869     if( !GetOmxRole(p_enc->fmt_out.i_codec, p_enc->fmt_in.i_cat, true) )
 870         return VLC_EGENERIC;
 871
 872     status = OpenGeneric( p_this, true );
 873     if(status != VLC_SUCCESS) return status;
 874
 875     p_enc->pf_encode_video = EncodeVideo;
 876
 877     return VLC_SUCCESS;
 878 }
 879
 880 /*****************************************************************************
 881  * OpenGeneric: Create the generic decoder/encoder instance
 882  *****************************************************************************/
 883 static int OpenGeneric( vlc_object_t *p_this, bool b_encode )
 884 {
 885     decoder_t *p_dec = (decoder_t*)p_this;
 886     decoder_sys_t *p_sys;
 887     OMX_ERRORTYPE omx_error;
 888     OMX_BUFFERHEADERTYPE *p_header;
 889     unsigned int i, j;
 890
 891     vlc_mutex_lock( &omx_core_mutex );
 892     if( omx_refcount > 0 )
 893         goto loaded;
 894
 895     /* Load the OMX core */
 896     for( i = 0; ppsz_dll_list[i]; i++ )
 897     {
 898         dll_handle = dll_open( ppsz_dll_list[i] );
 899         if( dll_handle ) break;
 900     }
 901     if( !dll_handle )
 902     {
 903         vlc_mutex_unlock( &omx_core_mutex );
 904         return VLC_EGENERIC;
 905     }
 906
 907     pf_init = dlsym( dll_handle, "OMX_Init" );
 908     pf_deinit = dlsym( dll_handle, "OMX_Deinit" );
 909     pf_get_handle = dlsym( dll_handle, "OMX_GetHandle" );
 910     pf_free_handle = dlsym( dll_handle, "OMX_FreeHandle" );
 911     pf_component_enum = dlsym( dll_handle, "OMX_ComponentNameEnum" );
 912     pf_get_roles_of_component = dlsym( dll_handle, "OMX_GetRolesOfComponent" );
 913     if( !pf_init || !pf_deinit || !pf_get_handle || !pf_free_handle ||
 914         !pf_component_enum || !pf_get_roles_of_component )
 915     {
 916         msg_Warn( p_this, "cannot find OMX_* symbols in `%s' (%s)",
 917                   ppsz_dll_list[i], dlerror() );
 918         dll_close(dll_handle);
 919         vlc_mutex_unlock( &omx_core_mutex );
 920         return VLC_EGENERIC;
 921     }
 922
 923 loaded:
 924     /* Allocate the memory needed to store the decoder's structure */
 925     if( ( p_dec->p_sys = p_sys = calloc( 1, sizeof(*p_sys)) ) == NULL )
 926     {
 927         if( omx_refcount == 0 )
 928             dll_close(dll_handle);
 929         vlc_mutex_unlock( &omx_core_mutex );
 930         return VLC_ENOMEM;
 931     }
 932
 933     /* Initialise the thread properties */
 934     if(!b_encode)
 935     {
 936         p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
 937         p_dec->fmt_out.video = p_dec->fmt_in.video;
 938         p_dec->fmt_out.audio = p_dec->fmt_in.audio;
 939         p_dec->fmt_out.i_codec = 0;
 940     }
 941     p_sys->b_enc = b_encode;
 942     p_sys->pp_last_event = &p_sys->p_events;
 943     vlc_mutex_init (&p_sys->mutex);
 944     vlc_cond_init (&p_sys->cond);
 945     vlc_mutex_init (&p_sys->lock);
 946     vlc_mutex_init (&p_sys->in.fifo.lock);
 947     vlc_cond_init (&p_sys->in.fifo.wait);
 948     p_sys->in.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pOutputPortPrivate) / sizeof(void *);
 949     p_sys->in.fifo.pp_last = &p_sys->in.fifo.p_first;
 950     p_sys->in.b_direct = false;
 951     p_sys->in.b_flushed = true;
 952     p_sys->in.p_fmt = &p_dec->fmt_in;
 953     vlc_mutex_init (&p_sys->out.fifo.lock);
 954     vlc_cond_init (&p_sys->out.fifo.wait);
 955     p_sys->out.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pInputPortPrivate) / sizeof(void *);
 956     p_sys->out.fifo.pp_last = &p_sys->out.fifo.p_first;
 957     p_sys->out.b_direct = true;
 958     p_sys->out.b_flushed = true;
 959     p_sys->out.p_fmt = &p_dec->fmt_out;
 960     p_sys->ports = 2;
 961     p_sys->p_ports = &p_sys->in;
 962     p_sys->b_use_pts = 0;
 963
 964     msg_Dbg(p_dec, "fmt in:%4.4s, out: %4.4s", (char *)&p_dec->fmt_in.i_codec,
 965             (char *)&p_dec->fmt_out.i_codec);
 966
 967     /* Initialise the OMX core */
 968     omx_error = omx_refcount > 0 ? OMX_ErrorNone : pf_init();
 969     omx_refcount++;
 970     if(omx_error != OMX_ErrorNone)
 971     {
 972         msg_Warn( p_this, "OMX_Init failed (%x: %s)", omx_error,
 973                   ErrorToString(omx_error) );
 974         vlc_mutex_unlock( &omx_core_mutex );
 975         CloseGeneric(p_this);
 976         return VLC_EGENERIC;
 977     }
 978     p_sys->b_init = true;
 979     vlc_mutex_unlock( &omx_core_mutex );
 980
 981     /* Enumerate components and build a list of the one we want to try */
 982     if( !CreateComponentsList(p_dec,
 983              GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec :
 984                         p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat,
 985                         p_sys->b_enc)) )
 986     {
 987         msg_Warn( p_this, "couldn't find an omx component for codec %4.4s",
 988                   (char *)&p_dec->fmt_in.i_codec );
 989         CloseGeneric(p_this);
 990         return VLC_EGENERIC;
 991     }
 992
 993     /* Try to load and initialise a component */
 994     omx_error = OMX_ErrorUndefined;
 995     for(i = 0; i < p_sys->components; i++)
 996     {
 997 #ifdef __ANDROID__
 998         /* ignore OpenCore software codecs */
 999         if (!strncmp(p_sys->ppsz_components[i], "OMX.PV.", 7))
1000             continue;
1001         /* The same sw codecs, renamed in ICS (perhaps also in honeycomb) */
1002         if (!strncmp(p_sys->ppsz_components[i], "OMX.google.", 11))
1003             continue;
1004         /* This one has been seen on HTC One V - it behaves like it works,
1005          * but FillBufferDone returns buffers filled with 0 bytes. The One V
1006          * has got a working OMX.qcom.video.decoder.avc instead though. */
1007         if (!strncmp(p_sys->ppsz_components[i], "OMX.ARICENT.", 12))
1008             continue;
1009         /* Some nVidia codec with DRM */
1010         if (!strncmp(p_sys->ppsz_components[i], "OMX.Nvidia.h264.decode.secure", 29))
1011             continue;
1012 #endif
1013         omx_error = InitialiseComponent(p_dec, p_sys->ppsz_components[i],
1014                                         &p_sys->omx_handle);
1015         if(omx_error == OMX_ErrorNone) break;
1016     }
1017     CHECK_ERROR(omx_error, "no component could be initialised" );
1018
1019     /* Move component to Idle then Executing state */
1020     OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet, OMX_StateIdle, 0 );
1021     CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
1022
1023     /* Allocate omx buffers */
1024     for(i = 0; i < p_sys->ports; i++)
1025     {
1026         OmxPort *p_port = &p_sys->p_ports[i];
1027
1028         for(j = 0; j < p_port->i_buffers; j++)
1029         {
1030 #if 0
1031 #define ALIGN(x,BLOCKLIGN) (((x) + BLOCKLIGN - 1) & ~(BLOCKLIGN - 1))
1032             char *p_buf = malloc(p_port->definition.nBufferSize +
1033                                  p_port->definition.nBufferAlignment);
1034             p_port->pp_buffers[i] = (void *)ALIGN((uintptr_t)p_buf, p_port->definition.nBufferAlignment);
1035 #endif
1036
1037             if(0 && p_port->b_direct)
1038                 omx_error =
1039                     OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
1040                                    p_port->i_port_index, 0,
1041                                    p_port->definition.nBufferSize, (void*)1);
1042             else
1043                 omx_error =
1044                     OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
1045                                         p_port->i_port_index, 0,
1046                                         p_port->definition.nBufferSize);
1047
1048             if(omx_error != OMX_ErrorNone) break;
1049             OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[j]);
1050         }
1051         p_port->i_buffers = j;
1052         CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
1053                     omx_error, (int)p_port->i_port_index, j );
1054     }
1055
1056     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1057     CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
1058
1059     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet,
1060                                  OMX_StateExecuting, 0);
1061     CHECK_ERROR(omx_error, "OMX_CommandStateSet Executing failed (%x)", omx_error );
1062     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1063     CHECK_ERROR(omx_error, "Wait for Executing failed (%x)", omx_error );
1064
1065     /* Send codec configuration data */
1066     if( p_dec->fmt_in.i_extra )
1067     {
1068         OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1069         p_header->nFilledLen = p_dec->fmt_in.i_extra;
1070
1071         /* Convert H.264 NAL format to annex b */
1072         if( p_sys->i_nal_size_length && !p_sys->in.b_direct )
1073         {
1074             p_header->nFilledLen = 0;
1075             convert_sps_pps( p_dec, p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra,
1076                              p_header->pBuffer, p_header->nAllocLen,
1077                              (uint32_t*) &p_header->nFilledLen, NULL );
1078         }
1079         else if(p_sys->in.b_direct)
1080         {
1081             p_header->pOutputPortPrivate = p_header->pBuffer;
1082             p_header->pBuffer = p_dec->fmt_in.p_extra;
1083         }
1084         else if (p_dec->fmt_in.i_codec == VLC_CODEC_WMV3 &&
1085                  p_dec->fmt_in.i_extra >= 4 &&
1086                  p_header->nAllocLen >= 36)
1087         {
1088             int profile;
1089             // According to OMX IL 1.2.0 spec (4.3.33.2), the codec config
1090             // data for VC-1 Main/Simple (aka WMV3) is according to table 265
1091             // in the VC-1 spec. Most of the fields are just set with placeholders
1092             // (like framerate, hrd_buffer/rate).
1093             static const uint8_t wmv3seq[] = {
1094                 0xff, 0xff, 0xff, 0xc5, // numframes=ffffff, marker byte
1095                 0x04, 0x00, 0x00, 0x00, // marker byte
1096                 0x00, 0x00, 0x00, 0x00, // struct C, almost equal to p_extra
1097                 0x00, 0x00, 0x00, 0x00, // struct A, vert size
1098                 0x00, 0x00, 0x00, 0x00, // struct A, horiz size
1099                 0x0c, 0x00, 0x00, 0x00, // marker byte
1100                 0xff, 0xff, 0x00, 0x80, // struct B, level=4, cbr=0, hrd_buffer=ffff
1101                 0xff, 0xff, 0x00, 0x00, // struct B, hrd_rate=ffff
1102                 0xff, 0xff, 0xff, 0xff, // struct B, framerate=ffffffff
1103             };
1104             p_header->nFilledLen = sizeof(wmv3seq);
1105             memcpy(p_header->pBuffer, wmv3seq, p_header->nFilledLen);
1106             // Struct C - almost equal to the extradata
1107             memcpy(&p_header->pBuffer[8], p_dec->fmt_in.p_extra, 4);
1108             // Expand profile from the highest 2 bits to the highest 4 bits
1109             profile = p_header->pBuffer[8] >> 6;
1110             p_header->pBuffer[8] = (p_header->pBuffer[8] & 0x0f) | (profile << 4);
1111             // Fill in the height/width for struct A
1112             SetDWLE(&p_header->pBuffer[12], p_dec->fmt_in.video.i_height);
1113             SetDWLE(&p_header->pBuffer[16], p_dec->fmt_in.video.i_width);
1114         }
1115         else
1116         {
1117             if(p_header->nFilledLen > p_header->nAllocLen)
1118             {
1119                 msg_Dbg(p_dec, "buffer too small (%i,%i)", (int)p_header->nFilledLen,
1120                         (int)p_header->nAllocLen);
1121                 p_header->nFilledLen = p_header->nAllocLen;
1122             }
1123             memcpy(p_header->pBuffer, p_dec->fmt_in.p_extra, p_header->nFilledLen);
1124         }
1125
1126         p_header->nOffset = 0;
1127         p_header->nFlags = OMX_BUFFERFLAG_CODECCONFIG | OMX_BUFFERFLAG_ENDOFFRAME;
1128         msg_Dbg(p_dec, "sending codec config data %p, %p, %i", p_header,
1129                 p_header->pBuffer, (int)p_header->nFilledLen);
1130         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1131     }
1132
1133     /* Get back output port definition */
1134     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1135     if(omx_error != OMX_ErrorNone) goto error;
1136
1137     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1138     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1139
1140     if(p_sys->b_error) goto error;
1141
1142     p_dec->b_need_packetized = true;
1143     if (!strcmp(p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER"))
1144         p_sys->b_use_pts = 1;
1145
1146     if (!strcmp(p_sys->psz_component, "OMX.STM.Video.Decoder"))
1147         p_sys->b_use_pts = 1;
1148
1149     if (p_sys->b_use_pts)
1150         msg_Dbg( p_dec, "using pts timestamp mode for %s", p_sys->psz_component);
1151
1152     return VLC_SUCCESS;
1153
1154  error:
1155     CloseGeneric(p_this);
1156     return VLC_EGENERIC;
1157 }
1158
1159 /*****************************************************************************
1160  * PortReconfigure
1161  *****************************************************************************/
1162 static OMX_ERRORTYPE PortReconfigure(decoder_t *p_dec, OmxPort *p_port)
1163 {
1164     decoder_sys_t *p_sys = p_dec->p_sys;
1165     OMX_PARAM_PORTDEFINITIONTYPE definition;
1166     OMX_BUFFERHEADERTYPE *p_buffer;
1167     OMX_ERRORTYPE omx_error;
1168     unsigned int i;
1169
1170     /* Sanity checking */
1171     OMX_INIT_STRUCTURE(definition);
1172     definition.nPortIndex = p_port->i_port_index;
1173     omx_error = OMX_GetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1174                                  &definition);
1175     if(omx_error != OMX_ErrorNone || (p_dec->fmt_in.i_cat == VIDEO_ES &&
1176        (!definition.format.video.nFrameWidth ||
1177        !definition.format.video.nFrameHeight)) )
1178         return OMX_ErrorUndefined;
1179
1180     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortDisable,
1181                                  p_port->i_port_index, NULL);
1182     CHECK_ERROR(omx_error, "OMX_CommandPortDisable on %i failed (%x)",
1183                 (int)p_port->i_port_index, omx_error );
1184
1185     for(i = 0; i < p_port->i_buffers; i++)
1186     {
1187         OMX_FIFO_GET(&p_port->fifo, p_buffer);
1188         if (p_buffer->nFlags & SENTINEL_FLAG) {
1189             free(p_buffer);
1190             i--;
1191             continue;
1192         }
1193         omx_error = OMX_FreeBuffer( p_sys->omx_handle,
1194                                     p_port->i_port_index, p_buffer );
1195
1196         if(omx_error != OMX_ErrorNone) break;
1197     }
1198     CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
1199                 omx_error, (int)p_port->i_port_index, i );
1200
1201     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1202     CHECK_ERROR(omx_error, "Wait for PortDisable failed (%x)", omx_error );
1203
1204     /* Get the new port definition */
1205     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1206     if(omx_error != OMX_ErrorNone) goto error;
1207
1208     if( p_dec->fmt_in.i_cat != AUDIO_ES )
1209     {
1210         /* Don't explicitly set the new parameters that we got with
1211          * OMX_GetParameter above when using audio codecs.
1212          * That struct hasn't been changed since, so there should be
1213          * no need to set it here, unless some codec expects the
1214          * SetParameter call as a trigger event for some part of
1215          * the reconfiguration.
1216          * This fixes using audio decoders on Samsung Galaxy S II,
1217          *
1218          * Only skipping this for audio codecs, to minimize the
1219          * change for current working configurations for video.
1220          */
1221         omx_error = OMX_SetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1222                                      &definition);
1223         CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
1224                     omx_error, ErrorToString(omx_error));
1225     }
1226
1227     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortEnable,
1228                                  p_port->i_port_index, NULL);
1229     CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
1230                 (int)p_port->i_port_index, omx_error );
1231
1232     if (p_port->definition.nBufferCountActual > p_port->i_buffers) {
1233         free(p_port->pp_buffers);
1234         p_port->pp_buffers = malloc(p_port->definition.nBufferCountActual * sizeof(OMX_BUFFERHEADERTYPE*));
1235         if(!p_port->pp_buffers)
1236         {
1237             omx_error = OMX_ErrorInsufficientResources;
1238             CHECK_ERROR(omx_error, "memory allocation failed");
1239         }
1240     }
1241     p_port->i_buffers = p_port->definition.nBufferCountActual;
1242     for(i = 0; i < p_port->i_buffers; i++)
1243     {
1244         if(0 && p_port->b_direct)
1245             omx_error =
1246                 OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1247                                p_port->i_port_index, 0,
1248                                p_port->definition.nBufferSize, (void*)1);
1249         else
1250             omx_error =
1251                 OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1252                                     p_port->i_port_index, 0,
1253                                     p_port->definition.nBufferSize);
1254
1255         if(omx_error != OMX_ErrorNone) break;
1256         OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[i]);
1257     }
1258     p_port->i_buffers = i;
1259     CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
1260                 omx_error, (int)p_port->i_port_index, i );
1261
1262     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1263     CHECK_ERROR(omx_error, "Wait for PortEnable failed (%x)", omx_error );
1264
1265     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1266     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1267
1268  error:
1269     return omx_error;
1270 }
1271
1272 /*****************************************************************************
1273  * DecodeVideo: Called to decode one frame
1274  *****************************************************************************/
1275 static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
1276 {
1277     decoder_sys_t *p_sys = p_dec->p_sys;
1278     picture_t *p_pic = NULL, *p_next_pic;
1279     OMX_ERRORTYPE omx_error;
1280     unsigned int i;
1281
1282     OMX_BUFFERHEADERTYPE *p_header;
1283     block_t *p_block;
1284
1285     if( !pp_block || !*pp_block )
1286         return NULL;
1287
1288     p_block = *pp_block;
1289
1290     /* Check for errors from codec */
1291     if(p_sys->b_error)
1292     {
1293         msg_Dbg(p_dec, "error during decoding");
1294         block_Release( p_block );
1295         return 0;
1296     }
1297
1298     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1299     {
1300         block_Release( p_block );
1301         if(!p_sys->in.b_flushed)
1302         {
1303             msg_Dbg(p_dec, "flushing");
1304             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1305                              p_sys->in.definition.nPortIndex, 0 );
1306         }
1307         p_sys->in.b_flushed = true;
1308         return NULL;
1309     }
1310
1311     /* Take care of decoded frames first */
1312     while(!p_pic)
1313     {
1314         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1315         if(!p_header) break; /* No frame available */
1316
1317         if(p_sys->out.b_update_def)
1318         {
1319             omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1320             p_sys->out.b_update_def = 0;
1321         }
1322
1323         if(p_header->nFilledLen)
1324         {
1325             p_pic = p_header->pAppPrivate;
1326             if(!p_pic)
1327             {
1328                 /* We're not in direct rendering mode.
1329                  * Get a new picture and copy the content */
1330                 p_pic = decoder_NewPicture( p_dec );
1331
1332                 if (p_pic)
1333                     CopyOmxPicture(p_sys->out.definition.format.video.eColorFormat,
1334                                    p_pic, p_sys->out.definition.format.video.nSliceHeight,
1335                                    p_sys->out.i_frame_stride,
1336                                    p_header->pBuffer + p_header->nOffset,
1337                                    p_sys->out.i_frame_stride_chroma_div);
1338             }
1339
1340             if (p_pic)
1341                 p_pic->date = p_header->nTimeStamp;
1342             p_header->nFilledLen = 0;
1343             p_header->pAppPrivate = 0;
1344         }
1345
1346         /* Get a new picture */
1347         if(p_sys->in.b_direct && !p_header->pAppPrivate)
1348         {
1349             p_next_pic = decoder_NewPicture( p_dec );
1350             if(!p_next_pic) break;
1351
1352             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1353             p_header->pAppPrivate = p_next_pic;
1354             p_header->pInputPortPrivate = p_header->pBuffer;
1355             p_header->pBuffer = p_next_pic->p[0].p_pixels;
1356         }
1357         else
1358         {
1359             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1360         }
1361
1362 #ifdef OMXIL_EXTRA_DEBUG
1363         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1364 #endif
1365         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1366     }
1367
1368     /* Send the input buffer to the component */
1369     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1370
1371     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1372         free(p_header);
1373         goto reconfig;
1374     }
1375
1376     if(p_header)
1377     {
1378         p_header->nFilledLen = p_block->i_buffer;
1379         p_header->nOffset = 0;
1380         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1381         if (p_sys->b_use_pts && p_block->i_pts)
1382             p_header->nTimeStamp = p_block->i_pts;
1383         else
1384             p_header->nTimeStamp = p_block->i_dts;
1385
1386         /* In direct mode we pass the input pointer as is.
1387          * Otherwise we memcopy the data */
1388         if(p_sys->in.b_direct)
1389         {
1390             p_header->pOutputPortPrivate = p_header->pBuffer;
1391             p_header->pBuffer = p_block->p_buffer;
1392             p_header->pAppPrivate = p_block;
1393         }
1394         else
1395         {
1396             if(p_header->nFilledLen > p_header->nAllocLen)
1397             {
1398                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1399                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1400                 p_header->nFilledLen = p_header->nAllocLen;
1401             }
1402             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1403             block_Release(p_block);
1404         }
1405
1406         /* Convert H.264 NAL format to annex b. Doesn't do anything if
1407          * i_nal_size_length == 0, which is the case for codecs other
1408          * than H.264 */
1409         convert_h264_to_annexb( p_header->pBuffer, p_header->nFilledLen,
1410                                 p_sys->i_nal_size_length );
1411 #ifdef OMXIL_EXTRA_DEBUG
1412         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1413                  (int)p_header->nFilledLen );
1414 #endif
1415         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1416         p_sys->in.b_flushed = false;
1417         *pp_block = NULL; /* Avoid being fed the same packet again */
1418     }
1419
1420 reconfig:
1421     /* Handle the PortSettingsChanged events */
1422     for(i = 0; i < p_sys->ports; i++)
1423     {
1424         OmxPort *p_port = &p_sys->p_ports[i];
1425         if(p_port->b_reconfigure)
1426         {
1427             omx_error = PortReconfigure(p_dec, p_port);
1428             p_port->b_reconfigure = 0;
1429         }
1430         if(p_port->b_update_def)
1431         {
1432             omx_error = GetPortDefinition(p_dec, p_port, p_port->p_fmt);
1433             p_port->b_update_def = 0;
1434         }
1435     }
1436
1437     return p_pic;
1438 }
1439
1440 /*****************************************************************************
1441  * DecodeAudio: Called to decode one frame
1442  *****************************************************************************/
1443 block_t *DecodeAudio ( decoder_t *p_dec, block_t **pp_block )
1444 {
1445     decoder_sys_t *p_sys = p_dec->p_sys;
1446     block_t *p_buffer = NULL;
1447     OMX_BUFFERHEADERTYPE *p_header;
1448     OMX_ERRORTYPE omx_error;
1449     block_t *p_block;
1450     unsigned int i;
1451
1452     if( !pp_block || !*pp_block ) return NULL;
1453
1454     p_block = *pp_block;
1455
1456     /* Check for errors from codec */
1457     if(p_sys->b_error)
1458     {
1459         msg_Dbg(p_dec, "error during decoding");
1460         block_Release( p_block );
1461         return 0;
1462     }
1463
1464     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1465     {
1466         block_Release( p_block );
1467         date_Set( &p_sys->end_date, 0 );
1468         if(!p_sys->in.b_flushed)
1469         {
1470             msg_Dbg(p_dec, "flushing");
1471             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1472                              p_sys->in.definition.nPortIndex, 0 );
1473         }
1474         p_sys->in.b_flushed = true;
1475         return NULL;
1476     }
1477
1478     if( !date_Get( &p_sys->end_date ) )
1479     {
1480         if( !p_block->i_pts )
1481         {
1482             /* We've just started the stream, wait for the first PTS. */
1483             block_Release( p_block );
1484             return NULL;
1485         }
1486         date_Set( &p_sys->end_date, p_block->i_pts );
1487     }
1488
1489     /* Take care of decoded frames first */
1490     while(!p_buffer)
1491     {
1492         unsigned int i_samples;
1493
1494         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1495         if(!p_header) break; /* No frame available */
1496
1497         i_samples = p_header->nFilledLen / p_sys->out.p_fmt->audio.i_channels / 2;
1498         if(i_samples)
1499         {
1500             p_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
1501             if( !p_buffer ) break; /* No audio buffer available */
1502
1503             memcpy( p_buffer->p_buffer, p_header->pBuffer, p_buffer->i_buffer );
1504             p_header->nFilledLen = 0;
1505
1506             if( p_header->nTimeStamp != 0 &&
1507                 p_header->nTimeStamp != date_Get( &p_sys->end_date ) )
1508                 date_Set( &p_sys->end_date, p_header->nTimeStamp );
1509
1510             p_buffer->i_pts = date_Get( &p_sys->end_date );
1511             p_buffer->i_length = date_Increment( &p_sys->end_date, i_samples ) -
1512                 p_buffer->i_pts;
1513         }
1514
1515 #ifdef OMXIL_EXTRA_DEBUG
1516         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1517 #endif
1518         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1519         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1520     }
1521
1522
1523     /* Send the input buffer to the component */
1524     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1525
1526     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1527         free(p_header);
1528         goto reconfig;
1529     }
1530
1531     if(p_header)
1532     {
1533         p_header->nFilledLen = p_block->i_buffer;
1534         p_header->nOffset = 0;
1535         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1536         p_header->nTimeStamp = p_block->i_dts;
1537
1538         /* In direct mode we pass the input pointer as is.
1539          * Otherwise we memcopy the data */
1540         if(p_sys->in.b_direct)
1541         {
1542             p_header->pOutputPortPrivate = p_header->pBuffer;
1543             p_header->pBuffer = p_block->p_buffer;
1544             p_header->pAppPrivate = p_block;
1545         }
1546         else
1547         {
1548             if(p_header->nFilledLen > p_header->nAllocLen)
1549             {
1550                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1551                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1552                 p_header->nFilledLen = p_header->nAllocLen;
1553             }
1554             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1555             block_Release(p_block);
1556         }
1557
1558 #ifdef OMXIL_EXTRA_DEBUG
1559         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1560                  (int)p_header->nFilledLen );
1561 #endif
1562         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1563         p_sys->in.b_flushed = false;
1564         *pp_block = NULL; /* Avoid being fed the same packet again */
1565     }
1566
1567 reconfig:
1568     /* Handle the PortSettingsChanged events */
1569     for(i = 0; i < p_sys->ports; i++)
1570     {
1571         OmxPort *p_port = &p_sys->p_ports[i];
1572         if(!p_port->b_reconfigure) continue;
1573         p_port->b_reconfigure = 0;
1574         omx_error = PortReconfigure(p_dec, p_port);
1575     }
1576
1577     return p_buffer;
1578 }
1579
1580 /*****************************************************************************
1581  * EncodeVideo: Called to encode one frame
1582  *****************************************************************************/
1583 static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pic )
1584 {
1585     decoder_t *p_dec = ( decoder_t *)p_enc;
1586     decoder_sys_t *p_sys = p_dec->p_sys;
1587     OMX_ERRORTYPE omx_error;
1588     unsigned int i;
1589
1590     OMX_BUFFERHEADERTYPE *p_header;
1591     block_t *p_block = 0;
1592
1593     if( !p_pic ) return NULL;
1594
1595     /* Check for errors from codec */
1596     if(p_sys->b_error)
1597     {
1598         msg_Dbg(p_dec, "error during encoding");
1599         return NULL;
1600     }
1601
1602     /* Send the input buffer to the component */
1603     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1604     if(p_header)
1605     {
1606         /* In direct mode we pass the input pointer as is.
1607          * Otherwise we memcopy the data */
1608         if(p_sys->in.b_direct)
1609         {
1610             p_header->pOutputPortPrivate = p_header->pBuffer;
1611             p_header->pBuffer = p_pic->p[0].p_pixels;
1612         }
1613         else
1614         {
1615             CopyVlcPicture(p_dec, p_header, p_pic);
1616         }
1617
1618         p_header->nFilledLen = p_sys->in.i_frame_size;
1619         p_header->nOffset = 0;
1620         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1621         p_header->nTimeStamp = p_pic->date;
1622 #ifdef OMXIL_EXTRA_DEBUG
1623         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1624                  (int)p_header->nFilledLen );
1625 #endif
1626         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1627         p_sys->in.b_flushed = false;
1628     }
1629
1630     /* Handle the PortSettingsChanged events */
1631     for(i = 0; i < p_sys->ports; i++)
1632     {
1633         OmxPort *p_port = &p_sys->p_ports[i];
1634         if(!p_port->b_reconfigure) continue;
1635         p_port->b_reconfigure = 0;
1636         omx_error = PortReconfigure(p_dec, p_port);
1637     }
1638
1639     /* Wait for the decoded frame */
1640     while(!p_block)
1641     {
1642         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1643
1644         if(p_header->nFilledLen)
1645         {
1646             if(p_header->nFlags & OMX_BUFFERFLAG_CODECCONFIG)
1647             {
1648                 /* TODO: need to store codec config */
1649                 msg_Dbg(p_dec, "received codec config %i", (int)p_header->nFilledLen);
1650             }
1651
1652             p_block = p_header->pAppPrivate;
1653             if(!p_block)
1654             {
1655                 /* We're not in direct rendering mode.
1656                  * Get a new block and copy the content */
1657                 p_block = block_Alloc( p_header->nFilledLen );
1658                 memcpy(p_block->p_buffer, p_header->pBuffer, p_header->nFilledLen );
1659             }
1660
1661             p_block->i_buffer = p_header->nFilledLen;
1662             p_block->i_pts = p_block->i_dts = p_header->nTimeStamp;
1663             p_header->nFilledLen = 0;
1664             p_header->pAppPrivate = 0;
1665         }
1666
1667 #ifdef OMXIL_EXTRA_DEBUG
1668         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1669 #endif
1670         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1671     }
1672
1673     msg_Dbg(p_dec, "done");
1674     return p_block;
1675 }
1676
1677 /*****************************************************************************
1678  * CloseGeneric: omxil decoder destruction
1679  *****************************************************************************/
1680 static void CloseGeneric( vlc_object_t *p_this )
1681 {
1682     decoder_t *p_dec = (decoder_t *)p_this;
1683     decoder_sys_t *p_sys = p_dec->p_sys;
1684
1685     if(p_sys->omx_handle) DeinitialiseComponent(p_dec, p_sys->omx_handle);
1686     vlc_mutex_lock( &omx_core_mutex );
1687     omx_refcount--;
1688     if( omx_refcount == 0 )
1689     {
1690         if( p_sys->b_init ) pf_deinit();
1691         dll_close( dll_handle );
1692     }
1693     vlc_mutex_unlock( &omx_core_mutex );
1694
1695     vlc_mutex_destroy (&p_sys->mutex);
1696     vlc_cond_destroy (&p_sys->cond);
1697     vlc_mutex_destroy (&p_sys->in.fifo.lock);
1698     vlc_cond_destroy (&p_sys->in.fifo.wait);
1699     vlc_mutex_destroy (&p_sys->out.fifo.lock);
1700     vlc_cond_destroy (&p_sys->out.fifo.wait);
1701
1702     free( p_sys );
1703 }
1704
1705 /*****************************************************************************
1706  * OmxEventHandler:
1707  *****************************************************************************/
1708 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE omx_handle,
1709     OMX_PTR app_data, OMX_EVENTTYPE event, OMX_U32 data_1,
1710     OMX_U32 data_2, OMX_PTR event_data )
1711 {
1712     decoder_t *p_dec = (decoder_t *)app_data;
1713     decoder_sys_t *p_sys = p_dec->p_sys;
1714     unsigned int i;
1715     (void)omx_handle;
1716
1717     switch (event)
1718     {
1719     case OMX_EventCmdComplete:
1720         switch ((OMX_STATETYPE)data_1)
1721         {
1722         case OMX_CommandStateSet:
1723             msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %s)", EventToString(event),
1724                      CommandToString(data_1), StateToString(data_2) );
1725             break;
1726
1727         default:
1728             msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %u)", EventToString(event),
1729                      CommandToString(data_1), (unsigned int)data_2 );
1730             break;
1731         }
1732         break;
1733
1734     case OMX_EventError:
1735         msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %u, %s)", EventToString(event),
1736                  ErrorToString((OMX_ERRORTYPE)data_1), (unsigned int)data_2,
1737                  (const char *)event_data);
1738         //p_sys->b_error = true;
1739         break;
1740
1741     case OMX_EventPortSettingsChanged:
1742         msg_Dbg( p_dec, "OmxEventHandler (%s, %u, %u)", EventToString(event),
1743                  (unsigned int)data_1, (unsigned int)data_2 );
1744         if( data_2 == 0 || data_2 == OMX_IndexParamPortDefinition )
1745         {
1746             OMX_BUFFERHEADERTYPE *sentinel;
1747             for(i = 0; i < p_sys->ports; i++)
1748                 if(p_sys->p_ports[i].definition.eDir == OMX_DirOutput)
1749                     p_sys->p_ports[i].b_reconfigure = true;
1750             sentinel = calloc(1, sizeof(*sentinel));
1751             if (sentinel) {
1752                 sentinel->nFlags = SENTINEL_FLAG;
1753                 OMX_FIFO_PUT(&p_sys->in.fifo, sentinel);
1754             }
1755         }
1756         else if( data_2 == OMX_IndexConfigCommonOutputCrop )
1757         {
1758             for(i = 0; i < p_sys->ports; i++)
1759                 if(p_sys->p_ports[i].definition.nPortIndex == data_1)
1760                     p_sys->p_ports[i].b_update_def = true;
1761         }
1762         else
1763         {
1764             msg_Dbg( p_dec, "Unhandled setting change %x", (unsigned int)data_2 );
1765         }
1766         break;
1767
1768     default:
1769         msg_Dbg( p_dec, "OmxEventHandler (%s, %u, %u)", EventToString(event),
1770                  (unsigned int)data_1, (unsigned int)data_2 );
1771         break;
1772     }
1773
1774     PostOmxEvent(p_dec, event, data_1, data_2, event_data);
1775     return OMX_ErrorNone;
1776 }
1777
1778 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE omx_handle,
1779     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1780 {
1781     decoder_t *p_dec = (decoder_t *)app_data;
1782     decoder_sys_t *p_sys = p_dec->p_sys;
1783     (void)omx_handle;
1784
1785 #ifdef OMXIL_EXTRA_DEBUG
1786     msg_Dbg( p_dec, "OmxEmptyBufferDone %p, %p", omx_header, omx_header->pBuffer );
1787 #endif
1788
1789     if(omx_header->pAppPrivate || omx_header->pOutputPortPrivate)
1790     {
1791         block_t *p_block = (block_t *)omx_header->pAppPrivate;
1792         omx_header->pBuffer = omx_header->pOutputPortPrivate;
1793         if(p_block) block_Release(p_block);
1794         omx_header->pAppPrivate = 0;
1795     }
1796     OMX_FIFO_PUT(&p_sys->in.fifo, omx_header);
1797
1798     return OMX_ErrorNone;
1799 }
1800
1801 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE omx_handle,
1802     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1803 {
1804     decoder_t *p_dec = (decoder_t *)app_data;
1805     decoder_sys_t *p_sys = p_dec->p_sys;
1806     (void)omx_handle;
1807
1808 #ifdef OMXIL_EXTRA_DEBUG
1809     msg_Dbg( p_dec, "OmxFillBufferDone %p, %p, %i", omx_header, omx_header->pBuffer,
1810              (int)omx_header->nFilledLen );
1811 #endif
1812
1813     if(omx_header->pInputPortPrivate)
1814     {
1815         omx_header->pBuffer = omx_header->pInputPortPrivate;
1816     }
1817     OMX_FIFO_PUT(&p_sys->out.fifo, omx_header);
1818
1819     return OMX_ErrorNone;
1820 }