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         while (1) {
 632             OMX_U32 cmd, state;
 633             omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, &cmd, &state, 0);
 634             CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
 635             // The event queue can contain other OMX_EventCmdComplete items,
 636             // such as for OMX_CommandFlush
 637             if (cmd == OMX_CommandStateSet && state == OMX_StateIdle)
 638                 break;
 639         }
 640     }
 641
 642     omx_error = OMX_GetState(omx_handle, &state);
 643     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 644
 645     if(state == OMX_StateIdle)
 646     {
 647         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 648                                      OMX_StateLoaded, 0 );
 649         CHECK_ERROR(omx_error, "OMX_CommandStateSet Loaded failed (%x)", omx_error );
 650
 651         for(i = 0; i < p_sys->ports; i++)
 652         {
 653             OmxPort *p_port = &p_sys->p_ports[i];
 654             OMX_BUFFERHEADERTYPE *p_buffer;
 655
 656             for(j = 0; j < p_port->i_buffers; j++)
 657             {
 658                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 659                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 660                     free(p_buffer);
 661                     j--;
 662                     continue;
 663                 }
 664                 omx_error = OMX_FreeBuffer( omx_handle,
 665                                             p_port->i_port_index, p_buffer );
 666
 667                 if(omx_error != OMX_ErrorNone) break;
 668             }
 669             CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
 670                         omx_error, (int)p_port->i_port_index, j );
 671             while (1) {
 672                 OMX_FIFO_PEEK(&p_port->fifo, p_buffer);
 673                 if (!p_buffer) break;
 674
 675                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 676                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 677                     free(p_buffer);
 678                     continue;
 679                 }
 680                 msg_Warn( p_dec, "Stray buffer left in fifo, %p", p_buffer );
 681             }
 682         }
 683
 684         omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 685         CHECK_ERROR(omx_error, "Wait for Loaded failed (%x)", omx_error );
 686     }
 687
 688  error:
 689     for(i = 0; i < p_sys->ports; i++)
 690     {
 691         OmxPort *p_port = &p_sys->p_ports[i];
 692         free(p_port->pp_buffers);
 693         p_port->pp_buffers = 0;
 694     }
 695     omx_error = pf_free_handle( omx_handle );
 696     return omx_error;
 697 }
 698
 699 /*****************************************************************************
 700  * InitialiseComponent: Load and initialise an OMX component
 701  *****************************************************************************/
 702 static OMX_ERRORTYPE InitialiseComponent(decoder_t *p_dec,
 703     OMX_STRING psz_component, OMX_HANDLETYPE *p_handle)
 704 {
 705     static OMX_CALLBACKTYPE callbacks =
 706         { OmxEventHandler, OmxEmptyBufferDone, OmxFillBufferDone };
 707     decoder_sys_t *p_sys = p_dec->p_sys;
 708     OMX_HANDLETYPE omx_handle;
 709     OMX_ERRORTYPE omx_error;
 710     unsigned int i;
 711     OMX_U8 psz_role[OMX_MAX_STRINGNAME_SIZE];
 712     OMX_PARAM_COMPONENTROLETYPE role;
 713     OMX_PARAM_PORTDEFINITIONTYPE definition;
 714     OMX_PORT_PARAM_TYPE param;
 715
 716     /* Load component */
 717     omx_error = pf_get_handle( &omx_handle, psz_component, p_dec, &callbacks );
 718     if(omx_error != OMX_ErrorNone)
 719     {
 720         msg_Warn( p_dec, "OMX_GetHandle(%s) failed (%x: %s)", psz_component,
 721                   omx_error, ErrorToString(omx_error) );
 722         return omx_error;
 723     }
 724     strncpy(p_sys->psz_component, psz_component, OMX_MAX_STRINGNAME_SIZE-1);
 725
 726     omx_error = OMX_ComponentRoleEnum(omx_handle, psz_role, 0);
 727     if(omx_error == OMX_ErrorNone)
 728         msg_Dbg(p_dec, "loaded component %s of role %s", psz_component, psz_role);
 729     else
 730         msg_Dbg(p_dec, "loaded component %s", psz_component);
 731     PrintOmx(p_dec, omx_handle, OMX_ALL);
 732
 733     /* Set component role */
 734     OMX_INIT_STRUCTURE(role);
 735     strcpy((char*)role.cRole,
 736            GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec : p_dec->fmt_in.i_codec,
 737                       p_dec->fmt_in.i_cat, p_sys->b_enc));
 738
 739     omx_error = OMX_SetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 740                                  &role);
 741     omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 742                                  &role);
 743     if(omx_error == OMX_ErrorNone)
 744         msg_Dbg(p_dec, "component standard role set to %s", role.cRole);
 745
 746     /* Find the input / output ports */
 747     OMX_INIT_STRUCTURE(param);
 748     OMX_INIT_STRUCTURE(definition);
 749     omx_error = OMX_GetParameter(omx_handle, p_dec->fmt_in.i_cat == VIDEO_ES ?
 750                                  OMX_IndexParamVideoInit : OMX_IndexParamAudioInit, &param);
 751     if(omx_error != OMX_ErrorNone) param.nPorts = 0;
 752
 753     for(i = 0; i < param.nPorts; i++)
 754     {
 755         OmxPort *p_port;
 756
 757         /* Get port definition */
 758         definition.nPortIndex = param.nStartPortNumber + i;
 759         omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamPortDefinition,
 760                                      &definition);
 761         if(omx_error != OMX_ErrorNone) continue;
 762
 763         if(definition.eDir == OMX_DirInput) p_port = &p_sys->in;
 764         else  p_port = &p_sys->out;
 765
 766         p_port->b_valid = true;
 767         p_port->i_port_index = definition.nPortIndex;
 768         p_port->definition = definition;
 769         p_port->omx_handle = omx_handle;
 770     }
 771
 772     if(!p_sys->in.b_valid || !p_sys->out.b_valid)
 773     {
 774         omx_error = OMX_ErrorInvalidComponent;
 775         CHECK_ERROR(omx_error, "couldn't find an input and output port");
 776     }
 777
 778     if(!strncmp(p_sys->psz_component, "OMX.SEC.", 8))
 779     {
 780         OMX_INDEXTYPE index;
 781         omx_error = OMX_GetExtensionIndex(omx_handle, (OMX_STRING) "OMX.SEC.index.ThumbnailMode", &index);
 782         if(omx_error == OMX_ErrorNone)
 783         {
 784             OMX_BOOL enable = OMX_TRUE;
 785             omx_error = OMX_SetConfig(omx_handle, index, &enable);
 786             CHECK_ERROR(omx_error, "Unable to set ThumbnailMode");
 787         } else {
 788             OMX_BOOL enable = OMX_TRUE;
 789             /* Needed on Samsung Galaxy S II */
 790             omx_error = OMX_SetConfig(omx_handle, OMX_IndexVendorSetYUV420pMode, &enable);
 791             if (omx_error == OMX_ErrorNone)
 792                 msg_Dbg(p_dec, "Set OMX_IndexVendorSetYUV420pMode successfully");
 793             else
 794                 msg_Dbg(p_dec, "Unable to set OMX_IndexVendorSetYUV420pMode: %x", omx_error);
 795         }
 796     }
 797
 798     /* Set port definitions */
 799     for(i = 0; i < p_sys->ports; i++)
 800     {
 801         omx_error = SetPortDefinition(p_dec, &p_sys->p_ports[i],
 802                                       p_sys->p_ports[i].p_fmt);
 803         if(omx_error != OMX_ErrorNone) goto error;
 804     }
 805
 806     /* Allocate our array for the omx buffers and enable ports */
 807     for(i = 0; i < p_sys->ports; i++)
 808     {
 809         OmxPort *p_port = &p_sys->p_ports[i];
 810
 811         p_port->pp_buffers =
 812             malloc(p_port->definition.nBufferCountActual *
 813                    sizeof(OMX_BUFFERHEADERTYPE*));
 814         if(!p_port->pp_buffers)
 815         {
 816           omx_error = OMX_ErrorInsufficientResources;
 817           CHECK_ERROR(omx_error, "memory allocation failed");
 818         }
 819         p_port->i_buffers = p_port->definition.nBufferCountActual;
 820
 821         /* Enable port */
 822         if(!p_port->definition.bEnabled)
 823         {
 824             omx_error = OMX_SendCommand( omx_handle, OMX_CommandPortEnable,
 825                                          p_port->i_port_index, NULL);
 826             CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
 827                         (int)p_port->i_port_index, omx_error );
 828             omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 829             CHECK_ERROR(omx_error, "Wait for PortEnable on %i failed (%x)",
 830                         (int)p_port->i_port_index, omx_error );
 831         }
 832     }
 833
 834     *p_handle = omx_handle;
 835     return OMX_ErrorNone;
 836
 837  error:
 838     DeinitialiseComponent(p_dec, omx_handle);
 839     *p_handle = 0;
 840     return omx_error;
 841 }
 842
 843 /*****************************************************************************
 844  * OpenDecoder: Create the decoder instance
 845  *****************************************************************************/
 846 static int OpenDecoder( vlc_object_t *p_this )
 847 {
 848     decoder_t *p_dec = (decoder_t*)p_this;
 849     int status;
 850
 851     if( 0 || !GetOmxRole(p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat, false) )
 852         return VLC_EGENERIC;
 853
 854 #ifdef HAVE_MAEMO
 855     if( p_dec->fmt_in.i_cat != VIDEO_ES && !p_dec->b_force)
 856         return VLC_EGENERIC;
 857 #endif
 858
 859     status = OpenGeneric( p_this, false );
 860     if(status != VLC_SUCCESS) return status;
 861
 862     p_dec->pf_decode_video = DecodeVideo;
 863     p_dec->pf_decode_audio = DecodeAudio;
 864
 865     return VLC_SUCCESS;
 866 }
 867
 868 /*****************************************************************************
 869  * OpenEncoder: Create the encoder instance
 870  *****************************************************************************/
 871 static int OpenEncoder( vlc_object_t *p_this )
 872 {
 873     encoder_t *p_enc = (encoder_t*)p_this;
 874     int status;
 875
 876     if( !GetOmxRole(p_enc->fmt_out.i_codec, p_enc->fmt_in.i_cat, true) )
 877         return VLC_EGENERIC;
 878
 879     status = OpenGeneric( p_this, true );
 880     if(status != VLC_SUCCESS) return status;
 881
 882     p_enc->pf_encode_video = EncodeVideo;
 883
 884     return VLC_SUCCESS;
 885 }
 886
 887 /*****************************************************************************
 888  * OpenGeneric: Create the generic decoder/encoder instance
 889  *****************************************************************************/
 890 static int OpenGeneric( vlc_object_t *p_this, bool b_encode )
 891 {
 892     decoder_t *p_dec = (decoder_t*)p_this;
 893     decoder_sys_t *p_sys;
 894     OMX_ERRORTYPE omx_error;
 895     OMX_BUFFERHEADERTYPE *p_header;
 896     unsigned int i, j;
 897
 898     vlc_mutex_lock( &omx_core_mutex );
 899     if( omx_refcount > 0 )
 900         goto loaded;
 901
 902     /* Load the OMX core */
 903     for( i = 0; ppsz_dll_list[i]; i++ )
 904     {
 905         dll_handle = dll_open( ppsz_dll_list[i] );
 906         if( dll_handle ) break;
 907     }
 908     if( !dll_handle )
 909     {
 910         vlc_mutex_unlock( &omx_core_mutex );
 911         return VLC_EGENERIC;
 912     }
 913
 914     pf_init = dlsym( dll_handle, "OMX_Init" );
 915     pf_deinit = dlsym( dll_handle, "OMX_Deinit" );
 916     pf_get_handle = dlsym( dll_handle, "OMX_GetHandle" );
 917     pf_free_handle = dlsym( dll_handle, "OMX_FreeHandle" );
 918     pf_component_enum = dlsym( dll_handle, "OMX_ComponentNameEnum" );
 919     pf_get_roles_of_component = dlsym( dll_handle, "OMX_GetRolesOfComponent" );
 920     if( !pf_init || !pf_deinit || !pf_get_handle || !pf_free_handle ||
 921         !pf_component_enum || !pf_get_roles_of_component )
 922     {
 923         msg_Warn( p_this, "cannot find OMX_* symbols in `%s' (%s)",
 924                   ppsz_dll_list[i], dlerror() );
 925         dll_close(dll_handle);
 926         vlc_mutex_unlock( &omx_core_mutex );
 927         return VLC_EGENERIC;
 928     }
 929
 930 loaded:
 931     /* Allocate the memory needed to store the decoder's structure */
 932     if( ( p_dec->p_sys = p_sys = calloc( 1, sizeof(*p_sys)) ) == NULL )
 933     {
 934         if( omx_refcount == 0 )
 935             dll_close(dll_handle);
 936         vlc_mutex_unlock( &omx_core_mutex );
 937         return VLC_ENOMEM;
 938     }
 939
 940     /* Initialise the thread properties */
 941     if(!b_encode)
 942     {
 943         p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
 944         p_dec->fmt_out.video = p_dec->fmt_in.video;
 945         p_dec->fmt_out.audio = p_dec->fmt_in.audio;
 946         p_dec->fmt_out.i_codec = 0;
 947     }
 948     p_sys->b_enc = b_encode;
 949     p_sys->pp_last_event = &p_sys->p_events;
 950     vlc_mutex_init (&p_sys->mutex);
 951     vlc_cond_init (&p_sys->cond);
 952     vlc_mutex_init (&p_sys->lock);
 953     vlc_mutex_init (&p_sys->in.fifo.lock);
 954     vlc_cond_init (&p_sys->in.fifo.wait);
 955     p_sys->in.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pOutputPortPrivate) / sizeof(void *);
 956     p_sys->in.fifo.pp_last = &p_sys->in.fifo.p_first;
 957     p_sys->in.b_direct = false;
 958     p_sys->in.b_flushed = true;
 959     p_sys->in.p_fmt = &p_dec->fmt_in;
 960     vlc_mutex_init (&p_sys->out.fifo.lock);
 961     vlc_cond_init (&p_sys->out.fifo.wait);
 962     p_sys->out.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pInputPortPrivate) / sizeof(void *);
 963     p_sys->out.fifo.pp_last = &p_sys->out.fifo.p_first;
 964     p_sys->out.b_direct = true;
 965     p_sys->out.b_flushed = true;
 966     p_sys->out.p_fmt = &p_dec->fmt_out;
 967     p_sys->ports = 2;
 968     p_sys->p_ports = &p_sys->in;
 969     p_sys->b_use_pts = 0;
 970
 971     msg_Dbg(p_dec, "fmt in:%4.4s, out: %4.4s", (char *)&p_dec->fmt_in.i_codec,
 972             (char *)&p_dec->fmt_out.i_codec);
 973
 974     /* Initialise the OMX core */
 975     omx_error = omx_refcount > 0 ? OMX_ErrorNone : pf_init();
 976     omx_refcount++;
 977     if(omx_error != OMX_ErrorNone)
 978     {
 979         msg_Warn( p_this, "OMX_Init failed (%x: %s)", omx_error,
 980                   ErrorToString(omx_error) );
 981         vlc_mutex_unlock( &omx_core_mutex );
 982         CloseGeneric(p_this);
 983         return VLC_EGENERIC;
 984     }
 985     p_sys->b_init = true;
 986     vlc_mutex_unlock( &omx_core_mutex );
 987
 988     /* Enumerate components and build a list of the one we want to try */
 989     if( !CreateComponentsList(p_dec,
 990              GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec :
 991                         p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat,
 992                         p_sys->b_enc)) )
 993     {
 994         msg_Warn( p_this, "couldn't find an omx component for codec %4.4s",
 995                   (char *)&p_dec->fmt_in.i_codec );
 996         CloseGeneric(p_this);
 997         return VLC_EGENERIC;
 998     }
 999
1000     /* Try to load and initialise a component */
1001     omx_error = OMX_ErrorUndefined;
1002     for(i = 0; i < p_sys->components; i++)
1003     {
1004 #ifdef __ANDROID__
1005         /* ignore OpenCore software codecs */
1006         if (!strncmp(p_sys->ppsz_components[i], "OMX.PV.", 7))
1007             continue;
1008         /* The same sw codecs, renamed in ICS (perhaps also in honeycomb) */
1009         if (!strncmp(p_sys->ppsz_components[i], "OMX.google.", 11))
1010             continue;
1011         /* This one has been seen on HTC One V - it behaves like it works,
1012          * but FillBufferDone returns buffers filled with 0 bytes. The One V
1013          * has got a working OMX.qcom.video.decoder.avc instead though. */
1014         if (!strncmp(p_sys->ppsz_components[i], "OMX.ARICENT.", 12))
1015             continue;
1016         /* Some nVidia codec with DRM */
1017         if (!strncmp(p_sys->ppsz_components[i], "OMX.Nvidia.h264.decode.secure", 29))
1018             continue;
1019         /* Use VC1 decoder for WMV3 for now */
1020         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.WMV.Decoder"))
1021             continue;
1022 #endif
1023         omx_error = InitialiseComponent(p_dec, p_sys->ppsz_components[i],
1024                                         &p_sys->omx_handle);
1025         if(omx_error == OMX_ErrorNone) break;
1026     }
1027     CHECK_ERROR(omx_error, "no component could be initialised" );
1028
1029     /* Move component to Idle then Executing state */
1030     OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet, OMX_StateIdle, 0 );
1031     CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
1032
1033     /* Allocate omx buffers */
1034     for(i = 0; i < p_sys->ports; i++)
1035     {
1036         OmxPort *p_port = &p_sys->p_ports[i];
1037
1038         for(j = 0; j < p_port->i_buffers; j++)
1039         {
1040 #if 0
1041 #define ALIGN(x,BLOCKLIGN) (((x) + BLOCKLIGN - 1) & ~(BLOCKLIGN - 1))
1042             char *p_buf = malloc(p_port->definition.nBufferSize +
1043                                  p_port->definition.nBufferAlignment);
1044             p_port->pp_buffers[i] = (void *)ALIGN((uintptr_t)p_buf, p_port->definition.nBufferAlignment);
1045 #endif
1046
1047             if(0 && p_port->b_direct)
1048                 omx_error =
1049                     OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
1050                                    p_port->i_port_index, 0,
1051                                    p_port->definition.nBufferSize, (void*)1);
1052             else
1053                 omx_error =
1054                     OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
1055                                         p_port->i_port_index, 0,
1056                                         p_port->definition.nBufferSize);
1057
1058             if(omx_error != OMX_ErrorNone) break;
1059             OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[j]);
1060         }
1061         p_port->i_buffers = j;
1062         CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
1063                     omx_error, (int)p_port->i_port_index, j );
1064     }
1065
1066     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1067     CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
1068
1069     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet,
1070                                  OMX_StateExecuting, 0);
1071     CHECK_ERROR(omx_error, "OMX_CommandStateSet Executing failed (%x)", omx_error );
1072     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1073     CHECK_ERROR(omx_error, "Wait for Executing failed (%x)", omx_error );
1074
1075     /* Send codec configuration data */
1076     if( p_dec->fmt_in.i_extra )
1077     {
1078         OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1079         p_header->nFilledLen = p_dec->fmt_in.i_extra;
1080
1081         /* Convert H.264 NAL format to annex b */
1082         if( p_sys->i_nal_size_length && !p_sys->in.b_direct )
1083         {
1084             p_header->nFilledLen = 0;
1085             convert_sps_pps( p_dec, p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra,
1086                              p_header->pBuffer, p_header->nAllocLen,
1087                              (uint32_t*) &p_header->nFilledLen, NULL );
1088         }
1089         else if(p_sys->in.b_direct)
1090         {
1091             p_header->pOutputPortPrivate = p_header->pBuffer;
1092             p_header->pBuffer = p_dec->fmt_in.p_extra;
1093         }
1094         else if (p_dec->fmt_in.i_codec == VLC_CODEC_WMV3 &&
1095                  p_dec->fmt_in.i_extra >= 4 &&
1096                  p_header->nAllocLen >= 36)
1097         {
1098             int profile;
1099             // According to OMX IL 1.2.0 spec (4.3.33.2), the codec config
1100             // data for VC-1 Main/Simple (aka WMV3) is according to table 265
1101             // in the VC-1 spec. Most of the fields are just set with placeholders
1102             // (like framerate, hrd_buffer/rate).
1103             static const uint8_t wmv3seq[] = {
1104                 0xff, 0xff, 0xff, 0xc5, // numframes=ffffff, marker byte
1105                 0x04, 0x00, 0x00, 0x00, // marker byte
1106                 0x00, 0x00, 0x00, 0x00, // struct C, almost equal to p_extra
1107                 0x00, 0x00, 0x00, 0x00, // struct A, vert size
1108                 0x00, 0x00, 0x00, 0x00, // struct A, horiz size
1109                 0x0c, 0x00, 0x00, 0x00, // marker byte
1110                 0xff, 0xff, 0x00, 0x80, // struct B, level=4, cbr=0, hrd_buffer=ffff
1111                 0xff, 0xff, 0x00, 0x00, // struct B, hrd_rate=ffff
1112                 0xff, 0xff, 0xff, 0xff, // struct B, framerate=ffffffff
1113             };
1114             p_header->nFilledLen = sizeof(wmv3seq);
1115             memcpy(p_header->pBuffer, wmv3seq, p_header->nFilledLen);
1116             // Struct C - almost equal to the extradata
1117             memcpy(&p_header->pBuffer[8], p_dec->fmt_in.p_extra, 4);
1118             // Expand profile from the highest 2 bits to the highest 4 bits
1119             profile = p_header->pBuffer[8] >> 6;
1120             p_header->pBuffer[8] = (p_header->pBuffer[8] & 0x0f) | (profile << 4);
1121             // Fill in the height/width for struct A
1122             SetDWLE(&p_header->pBuffer[12], p_dec->fmt_in.video.i_height);
1123             SetDWLE(&p_header->pBuffer[16], p_dec->fmt_in.video.i_width);
1124         }
1125         else
1126         {
1127             if(p_header->nFilledLen > p_header->nAllocLen)
1128             {
1129                 msg_Dbg(p_dec, "buffer too small (%i,%i)", (int)p_header->nFilledLen,
1130                         (int)p_header->nAllocLen);
1131                 p_header->nFilledLen = p_header->nAllocLen;
1132             }
1133             memcpy(p_header->pBuffer, p_dec->fmt_in.p_extra, p_header->nFilledLen);
1134         }
1135
1136         p_header->nOffset = 0;
1137         p_header->nFlags = OMX_BUFFERFLAG_CODECCONFIG | OMX_BUFFERFLAG_ENDOFFRAME;
1138         msg_Dbg(p_dec, "sending codec config data %p, %p, %i", p_header,
1139                 p_header->pBuffer, (int)p_header->nFilledLen);
1140         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1141     }
1142
1143     /* Get back output port definition */
1144     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1145     if(omx_error != OMX_ErrorNone) goto error;
1146
1147     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1148     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1149
1150     if(p_sys->b_error) goto error;
1151
1152     p_dec->b_need_packetized = true;
1153     if (!strcmp(p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER"))
1154         p_sys->b_use_pts = 1;
1155
1156     if (!strcmp(p_sys->psz_component, "OMX.STM.Video.Decoder"))
1157         p_sys->b_use_pts = 1;
1158
1159     if (p_sys->b_use_pts)
1160         msg_Dbg( p_dec, "using pts timestamp mode for %s", p_sys->psz_component);
1161
1162     return VLC_SUCCESS;
1163
1164  error:
1165     CloseGeneric(p_this);
1166     return VLC_EGENERIC;
1167 }
1168
1169 /*****************************************************************************
1170  * PortReconfigure
1171  *****************************************************************************/
1172 static OMX_ERRORTYPE PortReconfigure(decoder_t *p_dec, OmxPort *p_port)
1173 {
1174     decoder_sys_t *p_sys = p_dec->p_sys;
1175     OMX_PARAM_PORTDEFINITIONTYPE definition;
1176     OMX_BUFFERHEADERTYPE *p_buffer;
1177     OMX_ERRORTYPE omx_error;
1178     unsigned int i;
1179
1180     /* Sanity checking */
1181     OMX_INIT_STRUCTURE(definition);
1182     definition.nPortIndex = p_port->i_port_index;
1183     omx_error = OMX_GetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1184                                  &definition);
1185     if(omx_error != OMX_ErrorNone || (p_dec->fmt_in.i_cat == VIDEO_ES &&
1186        (!definition.format.video.nFrameWidth ||
1187        !definition.format.video.nFrameHeight)) )
1188         return OMX_ErrorUndefined;
1189
1190     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortDisable,
1191                                  p_port->i_port_index, NULL);
1192     CHECK_ERROR(omx_error, "OMX_CommandPortDisable on %i failed (%x)",
1193                 (int)p_port->i_port_index, omx_error );
1194
1195     for(i = 0; i < p_port->i_buffers; i++)
1196     {
1197         OMX_FIFO_GET(&p_port->fifo, p_buffer);
1198         if (p_buffer->nFlags & SENTINEL_FLAG) {
1199             free(p_buffer);
1200             i--;
1201             continue;
1202         }
1203         omx_error = OMX_FreeBuffer( p_sys->omx_handle,
1204                                     p_port->i_port_index, p_buffer );
1205
1206         if(omx_error != OMX_ErrorNone) break;
1207     }
1208     CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
1209                 omx_error, (int)p_port->i_port_index, i );
1210
1211     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1212     CHECK_ERROR(omx_error, "Wait for PortDisable failed (%x)", omx_error );
1213
1214     /* Get the new port definition */
1215     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1216     if(omx_error != OMX_ErrorNone) goto error;
1217
1218     if( p_dec->fmt_in.i_cat != AUDIO_ES )
1219     {
1220         /* Don't explicitly set the new parameters that we got with
1221          * OMX_GetParameter above when using audio codecs.
1222          * That struct hasn't been changed since, so there should be
1223          * no need to set it here, unless some codec expects the
1224          * SetParameter call as a trigger event for some part of
1225          * the reconfiguration.
1226          * This fixes using audio decoders on Samsung Galaxy S II,
1227          *
1228          * Only skipping this for audio codecs, to minimize the
1229          * change for current working configurations for video.
1230          */
1231         omx_error = OMX_SetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1232                                      &definition);
1233         CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
1234                     omx_error, ErrorToString(omx_error));
1235     }
1236
1237     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortEnable,
1238                                  p_port->i_port_index, NULL);
1239     CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
1240                 (int)p_port->i_port_index, omx_error );
1241
1242     if (p_port->definition.nBufferCountActual > p_port->i_buffers) {
1243         free(p_port->pp_buffers);
1244         p_port->pp_buffers = malloc(p_port->definition.nBufferCountActual * sizeof(OMX_BUFFERHEADERTYPE*));
1245         if(!p_port->pp_buffers)
1246         {
1247             omx_error = OMX_ErrorInsufficientResources;
1248             CHECK_ERROR(omx_error, "memory allocation failed");
1249         }
1250     }
1251     p_port->i_buffers = p_port->definition.nBufferCountActual;
1252     for(i = 0; i < p_port->i_buffers; i++)
1253     {
1254         if(0 && p_port->b_direct)
1255             omx_error =
1256                 OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1257                                p_port->i_port_index, 0,
1258                                p_port->definition.nBufferSize, (void*)1);
1259         else
1260             omx_error =
1261                 OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1262                                     p_port->i_port_index, 0,
1263                                     p_port->definition.nBufferSize);
1264
1265         if(omx_error != OMX_ErrorNone) break;
1266         OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[i]);
1267     }
1268     p_port->i_buffers = i;
1269     CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
1270                 omx_error, (int)p_port->i_port_index, i );
1271
1272     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1273     CHECK_ERROR(omx_error, "Wait for PortEnable failed (%x)", omx_error );
1274
1275     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1276     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1277
1278  error:
1279     return omx_error;
1280 }
1281
1282 /*****************************************************************************
1283  * DecodeVideo: Called to decode one frame
1284  *****************************************************************************/
1285 static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
1286 {
1287     decoder_sys_t *p_sys = p_dec->p_sys;
1288     picture_t *p_pic = NULL, *p_next_pic;
1289     OMX_ERRORTYPE omx_error;
1290     unsigned int i;
1291
1292     OMX_BUFFERHEADERTYPE *p_header;
1293     block_t *p_block;
1294
1295     if( !pp_block || !*pp_block )
1296         return NULL;
1297
1298     p_block = *pp_block;
1299
1300     /* Check for errors from codec */
1301     if(p_sys->b_error)
1302     {
1303         msg_Dbg(p_dec, "error during decoding");
1304         block_Release( p_block );
1305         return 0;
1306     }
1307
1308     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1309     {
1310         block_Release( p_block );
1311         if(!p_sys->in.b_flushed)
1312         {
1313             msg_Dbg(p_dec, "flushing");
1314             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1315                              p_sys->in.definition.nPortIndex, 0 );
1316         }
1317         p_sys->in.b_flushed = true;
1318         return NULL;
1319     }
1320
1321     /* Take care of decoded frames first */
1322     while(!p_pic)
1323     {
1324         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1325         if(!p_header) break; /* No frame available */
1326
1327         if(p_sys->out.b_update_def)
1328         {
1329             omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1330             p_sys->out.b_update_def = 0;
1331         }
1332
1333         if(p_header->nFilledLen)
1334         {
1335             p_pic = p_header->pAppPrivate;
1336             if(!p_pic)
1337             {
1338                 /* We're not in direct rendering mode.
1339                  * Get a new picture and copy the content */
1340                 p_pic = decoder_NewPicture( p_dec );
1341
1342                 if (p_pic)
1343                     CopyOmxPicture(p_sys->out.definition.format.video.eColorFormat,
1344                                    p_pic, p_sys->out.definition.format.video.nSliceHeight,
1345                                    p_sys->out.i_frame_stride,
1346                                    p_header->pBuffer + p_header->nOffset,
1347                                    p_sys->out.i_frame_stride_chroma_div);
1348             }
1349
1350             if (p_pic)
1351                 p_pic->date = p_header->nTimeStamp;
1352             p_header->nFilledLen = 0;
1353             p_header->pAppPrivate = 0;
1354         }
1355
1356         /* Get a new picture */
1357         if(p_sys->in.b_direct && !p_header->pAppPrivate)
1358         {
1359             p_next_pic = decoder_NewPicture( p_dec );
1360             if(!p_next_pic) break;
1361
1362             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1363             p_header->pAppPrivate = p_next_pic;
1364             p_header->pInputPortPrivate = p_header->pBuffer;
1365             p_header->pBuffer = p_next_pic->p[0].p_pixels;
1366         }
1367         else
1368         {
1369             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1370         }
1371
1372 #ifdef OMXIL_EXTRA_DEBUG
1373         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1374 #endif
1375         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1376     }
1377
1378     /* Send the input buffer to the component */
1379     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1380
1381     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1382         free(p_header);
1383         goto reconfig;
1384     }
1385
1386     if(p_header)
1387     {
1388         p_header->nFilledLen = p_block->i_buffer;
1389         p_header->nOffset = 0;
1390         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1391         if (p_sys->b_use_pts && p_block->i_pts)
1392             p_header->nTimeStamp = p_block->i_pts;
1393         else
1394             p_header->nTimeStamp = p_block->i_dts;
1395
1396         /* In direct mode we pass the input pointer as is.
1397          * Otherwise we memcopy the data */
1398         if(p_sys->in.b_direct)
1399         {
1400             p_header->pOutputPortPrivate = p_header->pBuffer;
1401             p_header->pBuffer = p_block->p_buffer;
1402             p_header->pAppPrivate = p_block;
1403         }
1404         else
1405         {
1406             if(p_header->nFilledLen > p_header->nAllocLen)
1407             {
1408                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1409                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1410                 p_header->nFilledLen = p_header->nAllocLen;
1411             }
1412             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1413             block_Release(p_block);
1414         }
1415
1416         /* Convert H.264 NAL format to annex b. Doesn't do anything if
1417          * i_nal_size_length == 0, which is the case for codecs other
1418          * than H.264 */
1419         convert_h264_to_annexb( p_header->pBuffer, p_header->nFilledLen,
1420                                 p_sys->i_nal_size_length );
1421 #ifdef OMXIL_EXTRA_DEBUG
1422         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1423                  (int)p_header->nFilledLen );
1424 #endif
1425         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1426         p_sys->in.b_flushed = false;
1427         *pp_block = NULL; /* Avoid being fed the same packet again */
1428     }
1429
1430 reconfig:
1431     /* Handle the PortSettingsChanged events */
1432     for(i = 0; i < p_sys->ports; i++)
1433     {
1434         OmxPort *p_port = &p_sys->p_ports[i];
1435         if(p_port->b_reconfigure)
1436         {
1437             omx_error = PortReconfigure(p_dec, p_port);
1438             p_port->b_reconfigure = 0;
1439         }
1440         if(p_port->b_update_def)
1441         {
1442             omx_error = GetPortDefinition(p_dec, p_port, p_port->p_fmt);
1443             p_port->b_update_def = 0;
1444         }
1445     }
1446
1447     return p_pic;
1448 }
1449
1450 /*****************************************************************************
1451  * DecodeAudio: Called to decode one frame
1452  *****************************************************************************/
1453 block_t *DecodeAudio ( decoder_t *p_dec, block_t **pp_block )
1454 {
1455     decoder_sys_t *p_sys = p_dec->p_sys;
1456     block_t *p_buffer = NULL;
1457     OMX_BUFFERHEADERTYPE *p_header;
1458     OMX_ERRORTYPE omx_error;
1459     block_t *p_block;
1460     unsigned int i;
1461
1462     if( !pp_block || !*pp_block ) return NULL;
1463
1464     p_block = *pp_block;
1465
1466     /* Check for errors from codec */
1467     if(p_sys->b_error)
1468     {
1469         msg_Dbg(p_dec, "error during decoding");
1470         block_Release( p_block );
1471         return 0;
1472     }
1473
1474     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1475     {
1476         block_Release( p_block );
1477         date_Set( &p_sys->end_date, 0 );
1478         if(!p_sys->in.b_flushed)
1479         {
1480             msg_Dbg(p_dec, "flushing");
1481             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1482                              p_sys->in.definition.nPortIndex, 0 );
1483         }
1484         p_sys->in.b_flushed = true;
1485         return NULL;
1486     }
1487
1488     if( !date_Get( &p_sys->end_date ) )
1489     {
1490         if( !p_block->i_pts )
1491         {
1492             /* We've just started the stream, wait for the first PTS. */
1493             block_Release( p_block );
1494             return NULL;
1495         }
1496         date_Set( &p_sys->end_date, p_block->i_pts );
1497     }
1498
1499     /* Take care of decoded frames first */
1500     while(!p_buffer)
1501     {
1502         unsigned int i_samples;
1503
1504         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1505         if(!p_header) break; /* No frame available */
1506
1507         i_samples = p_header->nFilledLen / p_sys->out.p_fmt->audio.i_channels / 2;
1508         if(i_samples)
1509         {
1510             p_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
1511             if( !p_buffer ) break; /* No audio buffer available */
1512
1513             memcpy( p_buffer->p_buffer, p_header->pBuffer, p_buffer->i_buffer );
1514             p_header->nFilledLen = 0;
1515
1516             if( p_header->nTimeStamp != 0 &&
1517                 p_header->nTimeStamp != date_Get( &p_sys->end_date ) )
1518                 date_Set( &p_sys->end_date, p_header->nTimeStamp );
1519
1520             p_buffer->i_pts = date_Get( &p_sys->end_date );
1521             p_buffer->i_length = date_Increment( &p_sys->end_date, i_samples ) -
1522                 p_buffer->i_pts;
1523         }
1524
1525 #ifdef OMXIL_EXTRA_DEBUG
1526         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1527 #endif
1528         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1529         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1530     }
1531
1532
1533     /* Send the input buffer to the component */
1534     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1535
1536     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1537         free(p_header);
1538         goto reconfig;
1539     }
1540
1541     if(p_header)
1542     {
1543         p_header->nFilledLen = p_block->i_buffer;
1544         p_header->nOffset = 0;
1545         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1546         p_header->nTimeStamp = p_block->i_dts;
1547
1548         /* In direct mode we pass the input pointer as is.
1549          * Otherwise we memcopy the data */
1550         if(p_sys->in.b_direct)
1551         {
1552             p_header->pOutputPortPrivate = p_header->pBuffer;
1553             p_header->pBuffer = p_block->p_buffer;
1554             p_header->pAppPrivate = p_block;
1555         }
1556         else
1557         {
1558             if(p_header->nFilledLen > p_header->nAllocLen)
1559             {
1560                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1561                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1562                 p_header->nFilledLen = p_header->nAllocLen;
1563             }
1564             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1565             block_Release(p_block);
1566         }
1567
1568 #ifdef OMXIL_EXTRA_DEBUG
1569         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1570                  (int)p_header->nFilledLen );
1571 #endif
1572         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1573         p_sys->in.b_flushed = false;
1574         *pp_block = NULL; /* Avoid being fed the same packet again */
1575     }
1576
1577 reconfig:
1578     /* Handle the PortSettingsChanged events */
1579     for(i = 0; i < p_sys->ports; i++)
1580     {
1581         OmxPort *p_port = &p_sys->p_ports[i];
1582         if(!p_port->b_reconfigure) continue;
1583         p_port->b_reconfigure = 0;
1584         omx_error = PortReconfigure(p_dec, p_port);
1585     }
1586
1587     return p_buffer;
1588 }
1589
1590 /*****************************************************************************
1591  * EncodeVideo: Called to encode one frame
1592  *****************************************************************************/
1593 static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pic )
1594 {
1595     decoder_t *p_dec = ( decoder_t *)p_enc;
1596     decoder_sys_t *p_sys = p_dec->p_sys;
1597     OMX_ERRORTYPE omx_error;
1598     unsigned int i;
1599
1600     OMX_BUFFERHEADERTYPE *p_header;
1601     block_t *p_block = 0;
1602
1603     if( !p_pic ) return NULL;
1604
1605     /* Check for errors from codec */
1606     if(p_sys->b_error)
1607     {
1608         msg_Dbg(p_dec, "error during encoding");
1609         return NULL;
1610     }
1611
1612     /* Send the input buffer to the component */
1613     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1614     if(p_header)
1615     {
1616         /* In direct mode we pass the input pointer as is.
1617          * Otherwise we memcopy the data */
1618         if(p_sys->in.b_direct)
1619         {
1620             p_header->pOutputPortPrivate = p_header->pBuffer;
1621             p_header->pBuffer = p_pic->p[0].p_pixels;
1622         }
1623         else
1624         {
1625             CopyVlcPicture(p_dec, p_header, p_pic);
1626         }
1627
1628         p_header->nFilledLen = p_sys->in.i_frame_size;
1629         p_header->nOffset = 0;
1630         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1631         p_header->nTimeStamp = p_pic->date;
1632 #ifdef OMXIL_EXTRA_DEBUG
1633         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1634                  (int)p_header->nFilledLen );
1635 #endif
1636         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1637         p_sys->in.b_flushed = false;
1638     }
1639
1640     /* Handle the PortSettingsChanged events */
1641     for(i = 0; i < p_sys->ports; i++)
1642     {
1643         OmxPort *p_port = &p_sys->p_ports[i];
1644         if(!p_port->b_reconfigure) continue;
1645         p_port->b_reconfigure = 0;
1646         omx_error = PortReconfigure(p_dec, p_port);
1647     }
1648
1649     /* Wait for the decoded frame */
1650     while(!p_block)
1651     {
1652         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1653
1654         if(p_header->nFilledLen)
1655         {
1656             if(p_header->nFlags & OMX_BUFFERFLAG_CODECCONFIG)
1657             {
1658                 /* TODO: need to store codec config */
1659                 msg_Dbg(p_dec, "received codec config %i", (int)p_header->nFilledLen);
1660             }
1661
1662             p_block = p_header->pAppPrivate;
1663             if(!p_block)
1664             {
1665                 /* We're not in direct rendering mode.
1666                  * Get a new block and copy the content */
1667                 p_block = block_Alloc( p_header->nFilledLen );
1668                 memcpy(p_block->p_buffer, p_header->pBuffer, p_header->nFilledLen );
1669             }
1670
1671             p_block->i_buffer = p_header->nFilledLen;
1672             p_block->i_pts = p_block->i_dts = p_header->nTimeStamp;
1673             p_header->nFilledLen = 0;
1674             p_header->pAppPrivate = 0;
1675         }
1676
1677 #ifdef OMXIL_EXTRA_DEBUG
1678         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1679 #endif
1680         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1681     }
1682
1683     msg_Dbg(p_dec, "done");
1684     return p_block;
1685 }
1686
1687 /*****************************************************************************
1688  * CloseGeneric: omxil decoder destruction
1689  *****************************************************************************/
1690 static void CloseGeneric( vlc_object_t *p_this )
1691 {
1692     decoder_t *p_dec = (decoder_t *)p_this;
1693     decoder_sys_t *p_sys = p_dec->p_sys;
1694
1695     if(p_sys->omx_handle) DeinitialiseComponent(p_dec, p_sys->omx_handle);
1696     vlc_mutex_lock( &omx_core_mutex );
1697     omx_refcount--;
1698     if( omx_refcount == 0 )
1699     {
1700         if( p_sys->b_init ) pf_deinit();
1701         dll_close( dll_handle );
1702     }
1703     vlc_mutex_unlock( &omx_core_mutex );
1704
1705     vlc_mutex_destroy (&p_sys->mutex);
1706     vlc_cond_destroy (&p_sys->cond);
1707     vlc_mutex_destroy (&p_sys->in.fifo.lock);
1708     vlc_cond_destroy (&p_sys->in.fifo.wait);
1709     vlc_mutex_destroy (&p_sys->out.fifo.lock);
1710     vlc_cond_destroy (&p_sys->out.fifo.wait);
1711
1712     free( p_sys );
1713 }
1714
1715 /*****************************************************************************
1716  * OmxEventHandler:
1717  *****************************************************************************/
1718 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE omx_handle,
1719     OMX_PTR app_data, OMX_EVENTTYPE event, OMX_U32 data_1,
1720     OMX_U32 data_2, OMX_PTR event_data )
1721 {
1722     decoder_t *p_dec = (decoder_t *)app_data;
1723     decoder_sys_t *p_sys = p_dec->p_sys;
1724     unsigned int i;
1725     (void)omx_handle;
1726
1727     switch (event)
1728     {
1729     case OMX_EventCmdComplete:
1730         switch ((OMX_STATETYPE)data_1)
1731         {
1732         case OMX_CommandStateSet:
1733             msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %s)", EventToString(event),
1734                      CommandToString(data_1), StateToString(data_2) );
1735             break;
1736
1737         default:
1738             msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %u)", EventToString(event),
1739                      CommandToString(data_1), (unsigned int)data_2 );
1740             break;
1741         }
1742         break;
1743
1744     case OMX_EventError:
1745         msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %u, %s)", EventToString(event),
1746                  ErrorToString((OMX_ERRORTYPE)data_1), (unsigned int)data_2,
1747                  (const char *)event_data);
1748         //p_sys->b_error = true;
1749         break;
1750
1751     case OMX_EventPortSettingsChanged:
1752         msg_Dbg( p_dec, "OmxEventHandler (%s, %u, %u)", EventToString(event),
1753                  (unsigned int)data_1, (unsigned int)data_2 );
1754         if( data_2 == 0 || data_2 == OMX_IndexParamPortDefinition )
1755         {
1756             OMX_BUFFERHEADERTYPE *sentinel;
1757             for(i = 0; i < p_sys->ports; i++)
1758                 if(p_sys->p_ports[i].definition.eDir == OMX_DirOutput)
1759                     p_sys->p_ports[i].b_reconfigure = true;
1760             sentinel = calloc(1, sizeof(*sentinel));
1761             if (sentinel) {
1762                 sentinel->nFlags = SENTINEL_FLAG;
1763                 OMX_FIFO_PUT(&p_sys->in.fifo, sentinel);
1764             }
1765         }
1766         else if( data_2 == OMX_IndexConfigCommonOutputCrop )
1767         {
1768             for(i = 0; i < p_sys->ports; i++)
1769                 if(p_sys->p_ports[i].definition.nPortIndex == data_1)
1770                     p_sys->p_ports[i].b_update_def = true;
1771         }
1772         else
1773         {
1774             msg_Dbg( p_dec, "Unhandled setting change %x", (unsigned int)data_2 );
1775         }
1776         break;
1777
1778     default:
1779         msg_Dbg( p_dec, "OmxEventHandler (%s, %u, %u)", EventToString(event),
1780                  (unsigned int)data_1, (unsigned int)data_2 );
1781         break;
1782     }
1783
1784     PostOmxEvent(p_dec, event, data_1, data_2, event_data);
1785     return OMX_ErrorNone;
1786 }
1787
1788 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE omx_handle,
1789     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1790 {
1791     decoder_t *p_dec = (decoder_t *)app_data;
1792     decoder_sys_t *p_sys = p_dec->p_sys;
1793     (void)omx_handle;
1794
1795 #ifdef OMXIL_EXTRA_DEBUG
1796     msg_Dbg( p_dec, "OmxEmptyBufferDone %p, %p", omx_header, omx_header->pBuffer );
1797 #endif
1798
1799     if(omx_header->pAppPrivate || omx_header->pOutputPortPrivate)
1800     {
1801         block_t *p_block = (block_t *)omx_header->pAppPrivate;
1802         omx_header->pBuffer = omx_header->pOutputPortPrivate;
1803         if(p_block) block_Release(p_block);
1804         omx_header->pAppPrivate = 0;
1805     }
1806     OMX_FIFO_PUT(&p_sys->in.fifo, omx_header);
1807
1808     return OMX_ErrorNone;
1809 }
1810
1811 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE omx_handle,
1812     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1813 {
1814     decoder_t *p_dec = (decoder_t *)app_data;
1815     decoder_sys_t *p_sys = p_dec->p_sys;
1816     (void)omx_handle;
1817
1818 #ifdef OMXIL_EXTRA_DEBUG
1819     msg_Dbg( p_dec, "OmxFillBufferDone %p, %p, %i", omx_header, omx_header->pBuffer,
1820              (int)omx_header->nFilledLen );
1821 #endif
1822
1823     if(omx_header->pInputPortPrivate)
1824     {
1825         omx_header->pBuffer = omx_header->pInputPortPrivate;
1826     }
1827     OMX_FIFO_PUT(&p_sys->out.fifo, omx_header);
1828
1829     return OMX_ErrorNone;
1830 }