git.sesse.net Git - vlc/blob - modules/codec/omxil/omxil.c

   1 /*****************************************************************************
   2  * omxil.c: Video decoder module making use of OpenMAX IL components.
   3  *****************************************************************************
   4  * Copyright (C) 2010 VLC authors and VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Gildas Bazin <gbazin@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU Lesser General Public License as published by
  11  * the Free Software Foundation; either version 2.1 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public License
  20  * along with this program; if not, write to the Free Software Foundation,
  21  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #ifdef HAVE_CONFIG_H
  28 # include "config.h"
  29 #endif
  30
  31 #include <dlfcn.h>
  32 #if defined(USE_IOMX)
  33 /* On dll_open, just check that the OMX_Init symbol already is loaded */
  34 # define dll_open(name) dlsym(RTLD_DEFAULT, "OMX_Init")
  35 # define dll_close(handle) do { } while (0)
  36 # define dlsym(handle, name) dlsym(RTLD_DEFAULT, "I" name)
  37 #else
  38 # define dll_open(name) dlopen( name, RTLD_NOW )
  39 # define dll_close(handle) dlclose(handle)
  40 #endif
  41
  42 #include <limits.h>
  43
  44 #include <vlc_common.h>
  45 #include <vlc_plugin.h>
  46 #include <vlc_codec.h>
  47 #include <vlc_block_helper.h>
  48 #include <vlc_cpu.h>
  49 #include "../h264_nal.h"
  50
  51 #include "omxil.h"
  52
  53 #ifndef NDEBUG
  54 # define OMXIL_EXTRA_DEBUG
  55 #endif
  56
  57 #define SENTINEL_FLAG 0x10000
  58
  59 /*****************************************************************************
  60  * List of OpenMAX IL core we will try in order
  61  *****************************************************************************/
  62 static const char *ppsz_dll_list[] =
  63 {
  64 #if defined(USE_IOMX)
  65     "libiomx.so", /* Not used when using IOMX, the lib should already be loaded */
  66 #else
  67     "libOMX_Core.so", /* TI OMAP IL core */
  68     "libOmxCore.so", /* Qualcomm IL core */
  69     "libomxil-bellagio.so",  /* Bellagio IL core */
  70 #endif
  71     0
  72 };
  73
  74 /*****************************************************************************
  75  * Global OMX Core instance, shared between module instances
  76  *****************************************************************************/
  77 static vlc_mutex_t omx_core_mutex = VLC_STATIC_MUTEX;
  78 static unsigned int omx_refcount = 0;
  79 static void *dll_handle;
  80 static OMX_ERRORTYPE (*pf_init) (void);
  81 static OMX_ERRORTYPE (*pf_deinit) (void);
  82 static OMX_ERRORTYPE (*pf_get_handle) (OMX_HANDLETYPE *, OMX_STRING,
  83                                        OMX_PTR, OMX_CALLBACKTYPE *);
  84 static OMX_ERRORTYPE (*pf_free_handle) (OMX_HANDLETYPE);
  85 static OMX_ERRORTYPE (*pf_component_enum)(OMX_STRING, OMX_U32, OMX_U32);
  86 static OMX_ERRORTYPE (*pf_get_roles_of_component)(OMX_STRING, OMX_U32 *, OMX_U8 **);
  87
  88 /*****************************************************************************
  89  * Local prototypes
  90  *****************************************************************************/
  91 static int  OpenDecoder( vlc_object_t * );
  92 static int  OpenEncoder( vlc_object_t * );
  93 static int  OpenGeneric( vlc_object_t *, bool b_encode );
  94 static void CloseGeneric( vlc_object_t * );
  95
  96 static picture_t *DecodeVideo( decoder_t *, block_t ** );
  97 static block_t *DecodeAudio ( decoder_t *, block_t ** );
  98 static block_t *EncodeVideo( encoder_t *, picture_t * );
  99
 100 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE, OMX_PTR, OMX_EVENTTYPE,
 101                                       OMX_U32, OMX_U32, OMX_PTR );
 102 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE, OMX_PTR,
 103                                          OMX_BUFFERHEADERTYPE * );
 104 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE, OMX_PTR,
 105                                         OMX_BUFFERHEADERTYPE * );
 106
 107 /*****************************************************************************
 108  * Module descriptor
 109  *****************************************************************************/
 110 vlc_module_begin ()
 111     set_description( N_("Audio/Video decoder (using OpenMAX IL)") )
 112     set_category( CAT_INPUT )
 113     set_subcategory( SUBCAT_INPUT_VCODEC )
 114     set_section( N_("Decoding") , NULL )
 115 #if defined(USE_IOMX)
 116     /* For IOMX, don't enable it automatically via priorities,
 117      * enable it only via the --codec iomx command line parameter when
 118      * wanted. */
 119     set_capability( "decoder", 0 )
 120 #else
 121     set_capability( "decoder", 80 )
 122 #endif
 123     set_callbacks( OpenDecoder, CloseGeneric )
 124
 125     add_submodule ()
 126     set_section( N_("Encoding") , NULL )
 127     set_description( N_("Video encoder (using OpenMAX IL)") )
 128     set_capability( "encoder", 0 )
 129     set_callbacks( OpenEncoder, CloseGeneric )
 130 vlc_module_end ()
 131
 132 /*****************************************************************************
 133  * CreateComponentsList: creates a list of components matching the given role
 134  *****************************************************************************/
 135 static int CreateComponentsList(decoder_t *p_dec, const char *psz_role)
 136 {
 137     decoder_sys_t *p_sys = p_dec->p_sys;
 138     char psz_name[OMX_MAX_STRINGNAME_SIZE];
 139     OMX_ERRORTYPE omx_error;
 140     OMX_U32 roles = 0;
 141     OMX_U8 **ppsz_roles = 0;
 142     unsigned int i, j, len;
 143
 144     if(!psz_role) goto end;
 145     len = strlen(psz_role);
 146
 147     for( i = 0; ; i++ )
 148     {
 149         bool b_found = false;
 150
 151         omx_error = pf_component_enum(psz_name, OMX_MAX_STRINGNAME_SIZE, i);
 152         if(omx_error != OMX_ErrorNone) break;
 153
 154         msg_Dbg(p_dec, "component %s", psz_name);
 155
 156         omx_error = pf_get_roles_of_component(psz_name, &roles, 0);
 157         if(omx_error != OMX_ErrorNone || !roles) continue;
 158
 159         ppsz_roles = malloc(roles * (sizeof(OMX_U8*) + OMX_MAX_STRINGNAME_SIZE));
 160         if(!ppsz_roles) continue;
 161
 162         for( j = 0; j < roles; j++ )
 163             ppsz_roles[j] = ((OMX_U8 *)(&ppsz_roles[roles])) +
 164                 j * OMX_MAX_STRINGNAME_SIZE;
 165
 166         omx_error = pf_get_roles_of_component(psz_name, &roles, ppsz_roles);
 167         if(omx_error != OMX_ErrorNone) roles = 0;
 168
 169         for(j = 0; j < roles; j++)
 170         {
 171             msg_Dbg(p_dec, "  - role: %s", ppsz_roles[j]);
 172             if(!strcmp((char *)ppsz_roles[j], psz_role)) b_found = true;
 173         }
 174
 175         free(ppsz_roles);
 176
 177         if(!b_found) continue;
 178
 179         if(p_sys->components >= MAX_COMPONENTS_LIST_SIZE)
 180         {
 181             msg_Dbg(p_dec, "too many matching components");
 182             continue;
 183         }
 184
 185         strncpy(p_sys->ppsz_components[p_sys->components], psz_name,
 186                 OMX_MAX_STRINGNAME_SIZE-1);
 187         p_sys->components++;
 188     }
 189
 190  end:
 191     msg_Dbg(p_dec, "found %i matching components for role %s",
 192             p_sys->components, psz_role);
 193     for( i = 0; i < p_sys->components; i++ )
 194         msg_Dbg(p_dec, "- %s", p_sys->ppsz_components[i]);
 195
 196     return p_sys->components;
 197 }
 198
 199 /*****************************************************************************
 200  * ImplementationSpecificWorkarounds: place-holder for implementation
 201  * specific workarounds
 202  *****************************************************************************/
 203 static OMX_ERRORTYPE ImplementationSpecificWorkarounds(decoder_t *p_dec,
 204     OmxPort *p_port, es_format_t *p_fmt)
 205 {
 206     decoder_sys_t *p_sys = p_dec->p_sys;
 207     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 208     int i_profile = 0xFFFF, i_level = 0xFFFF;
 209
 210     /* Try to find out the profile of the video */
 211     while(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 212           p_fmt->i_codec == VLC_CODEC_H264)
 213     {
 214         uint8_t *p = (uint8_t*)p_dec->fmt_in.p_extra;
 215         if(!p || !p_dec->fmt_in.p_extra) break;
 216
 217         /* Check the profile / level */
 218         if(p_dec->fmt_in.i_original_fourcc == VLC_FOURCC('a','v','c','1') &&
 219            p[0] == 1)
 220         {
 221             if(p_dec->fmt_in.i_extra < 12) break;
 222             p_sys->i_nal_size_length = 1 + (p[4]&0x03);
 223             if( !(p[5]&0x1f) ) break;
 224             p += 8;
 225         }
 226         else
 227         {
 228             if(p_dec->fmt_in.i_extra < 8) break;
 229             if(!p[0] && !p[1] && !p[2] && p[3] == 1) p += 4;
 230             else if(!p[0] && !p[1] && p[2] == 1) p += 3;
 231             else break;
 232         }
 233
 234         if( ((*p++)&0x1f) != 7) break;
 235
 236         /* Get profile/level out of first SPS */
 237         i_profile = p[0];
 238         i_level = p[2];
 239         break;
 240     }
 241
 242     if(!strcmp(p_sys->psz_component, "OMX.TI.Video.Decoder"))
 243     {
 244         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirInput &&
 245            p_fmt->i_codec == VLC_CODEC_H264 &&
 246            (i_profile != 66 || i_level > 30))
 247         {
 248             msg_Dbg(p_dec, "h264 profile/level not supported (0x%x, 0x%x)",
 249                     i_profile, i_level);
 250             return OMX_ErrorNotImplemented;
 251         }
 252
 253         if(p_fmt->i_cat == VIDEO_ES && def->eDir == OMX_DirOutput &&
 254            p_fmt->i_codec == VLC_CODEC_I420)
 255         {
 256             /* I420 xvideo is slow on OMAP */
 257             def->format.video.eColorFormat = OMX_COLOR_FormatCbYCrY;
 258             GetVlcChromaFormat( def->format.video.eColorFormat,
 259                                 &p_fmt->i_codec, 0 );
 260             GetVlcChromaSizes( p_fmt->i_codec,
 261                                def->format.video.nFrameWidth,
 262                                def->format.video.nFrameHeight,
 263                                &p_port->i_frame_size, &p_port->i_frame_stride,
 264                                &p_port->i_frame_stride_chroma_div );
 265             def->format.video.nStride = p_port->i_frame_stride;
 266             def->nBufferSize = p_port->i_frame_size;
 267         }
 268     }
 269     else if(!strcmp(p_sys->psz_component, "OMX.st.video_encoder"))
 270     {
 271         if(p_fmt->i_cat == VIDEO_ES)
 272         {
 273             /* Bellagio's encoder doesn't encode the framerate in Q16 */
 274             def->format.video.xFramerate >>= 16;
 275         }
 276     }
 277 #if 0 /* FIXME: doesn't apply for HP Touchpad */
 278     else if (!strncmp(p_sys->psz_component, "OMX.qcom.video.decoder.",
 279                       strlen("OMX.qcom.video.decoder")))
 280     {
 281         /* qdsp6 refuses buffer size larger than 450K on input port */
 282         if (def->nBufferSize > 450 * 1024)
 283         {
 284             def->nBufferSize = 450 * 1024;
 285             p_port->i_frame_size = def->nBufferSize;
 286         }
 287     }
 288 #endif
 289
 290     return OMX_ErrorNone;
 291 }
 292
 293 /*****************************************************************************
 294  * SetPortDefinition: set definition of the omx port based on the vlc format
 295  *****************************************************************************/
 296 static OMX_ERRORTYPE SetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 297                                        es_format_t *p_fmt)
 298 {
 299     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 300     OMX_ERRORTYPE omx_error;
 301
 302     omx_error = OMX_GetParameter(p_port->omx_handle,
 303                                  OMX_IndexParamPortDefinition, def);
 304     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 305                 omx_error, ErrorToString(omx_error));
 306
 307     switch(p_fmt->i_cat)
 308     {
 309     case VIDEO_ES:
 310         def->format.video.nFrameWidth = p_fmt->video.i_width;
 311         def->format.video.nFrameHeight = p_fmt->video.i_height;
 312         if(def->format.video.eCompressionFormat == OMX_VIDEO_CodingUnused)
 313             def->format.video.nStride = def->format.video.nFrameWidth;
 314         if( p_fmt->video.i_frame_rate > 0 &&
 315             p_fmt->video.i_frame_rate_base > 0 )
 316             def->format.video.xFramerate = (p_fmt->video.i_frame_rate << 16) /
 317                 p_fmt->video.i_frame_rate_base;
 318
 319         if(def->eDir == OMX_DirInput || p_dec->p_sys->b_enc)
 320         {
 321             if (def->eDir == OMX_DirInput && p_dec->p_sys->b_enc)
 322                 def->nBufferSize = def->format.video.nFrameWidth *
 323                   def->format.video.nFrameHeight * 2;
 324             p_port->i_frame_size = def->nBufferSize;
 325
 326             if(!GetOmxVideoFormat(p_fmt->i_codec,
 327                                   &def->format.video.eCompressionFormat, 0) )
 328             {
 329                 if(!GetOmxChromaFormat(p_fmt->i_codec,
 330                                        &def->format.video.eColorFormat, 0) )
 331                 {
 332                     omx_error = OMX_ErrorNotImplemented;
 333                     CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 334                                 (char *)&p_fmt->i_codec );
 335                 }
 336                 GetVlcChromaSizes( p_fmt->i_codec,
 337                                    def->format.video.nFrameWidth,
 338                                    def->format.video.nFrameHeight,
 339                                    &p_port->i_frame_size, &p_port->i_frame_stride,
 340                                    &p_port->i_frame_stride_chroma_div );
 341                 def->format.video.nStride = p_port->i_frame_stride;
 342                 def->nBufferSize = p_port->i_frame_size;
 343             }
 344         }
 345         else
 346         {
 347             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 348                                      &p_fmt->i_codec, 0 ) )
 349             {
 350                 omx_error = OMX_ErrorNotImplemented;
 351                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 352                             (int)def->format.video.eColorFormat );
 353             }
 354             GetVlcChromaSizes( p_fmt->i_codec,
 355                                def->format.video.nFrameWidth,
 356                                def->format.video.nFrameHeight,
 357                                &p_port->i_frame_size, &p_port->i_frame_stride,
 358                                &p_port->i_frame_stride_chroma_div );
 359             def->format.video.nStride = p_port->i_frame_stride;
 360             if (p_port->i_frame_size > def->nBufferSize)
 361                 def->nBufferSize = p_port->i_frame_size;
 362         }
 363         break;
 364
 365     case AUDIO_ES:
 366         p_port->i_frame_size = def->nBufferSize;
 367         if(def->eDir == OMX_DirInput)
 368         {
 369             if(!GetOmxAudioFormat(p_fmt->i_codec,
 370                                   &def->format.audio.eEncoding, 0) )
 371             {
 372                 omx_error = OMX_ErrorNotImplemented;
 373                 CHECK_ERROR(omx_error, "codec %4.4s doesn't match any OMX format",
 374                             (char *)&p_fmt->i_codec );
 375             }
 376         }
 377         else
 378         {
 379             if( !OmxToVlcAudioFormat(def->format.audio.eEncoding,
 380                                    &p_fmt->i_codec, 0 ) )
 381             {
 382                 omx_error = OMX_ErrorNotImplemented;
 383                 CHECK_ERROR(omx_error, "OMX audio encoding %i not supported",
 384                             (int)def->format.audio.eEncoding );
 385             }
 386         }
 387         break;
 388
 389     default: return OMX_ErrorNotImplemented;
 390     }
 391
 392     omx_error = ImplementationSpecificWorkarounds(p_dec, p_port, p_fmt);
 393     CHECK_ERROR(omx_error, "ImplementationSpecificWorkarounds failed (%x : %s)",
 394                 omx_error, ErrorToString(omx_error));
 395
 396     omx_error = OMX_SetParameter(p_port->omx_handle,
 397                                  OMX_IndexParamPortDefinition, def);
 398     CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
 399                 omx_error, ErrorToString(omx_error));
 400
 401     omx_error = OMX_GetParameter(p_port->omx_handle,
 402                                  OMX_IndexParamPortDefinition, def);
 403     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 404                 omx_error, ErrorToString(omx_error));
 405
 406     if(p_port->i_frame_size > def->nBufferSize)
 407         def->nBufferSize = p_port->i_frame_size;
 408     p_port->i_frame_size = def->nBufferSize;
 409
 410     /* Deal with audio params */
 411     if(p_fmt->i_cat == AUDIO_ES)
 412     {
 413         omx_error = SetAudioParameters(p_port->omx_handle,
 414                                        &p_port->format_param, def->nPortIndex,
 415                                        def->format.audio.eEncoding,
 416                                        p_fmt->i_codec,
 417                                        p_fmt->audio.i_channels,
 418                                        p_fmt->audio.i_rate,
 419                                        p_fmt->i_bitrate,
 420                                        p_fmt->audio.i_bitspersample,
 421                                        p_fmt->audio.i_blockalign);
 422         if (def->eDir == OMX_DirInput) {
 423             CHECK_ERROR(omx_error, "SetAudioParameters failed (%x : %s)",
 424                         omx_error, ErrorToString(omx_error));
 425         } else if (omx_error != OMX_ErrorNone) {
 426             msg_Warn(p_dec, "SetAudioParameters failed (%x : %s) on output port",
 427                      omx_error, ErrorToString(omx_error));
 428             omx_error = OMX_ErrorNone;
 429         }
 430     }
 431     if (!strcmp(p_dec->p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER") &&
 432                 def->eDir == OMX_DirOutput)
 433     {
 434         /* When setting the output buffer size above, the decoder actually
 435          * sets the buffer size to a lower value than what was chosen. If
 436          * we try to allocate buffers of this size, it fails. Thus, forcibly
 437          * use a larger buffer size. */
 438         def->nBufferSize *= 2;
 439     }
 440
 441  error:
 442     return omx_error;
 443 }
 444
 445 /*****************************************************************************
 446  * GetPortDefinition: set vlc format based on the definition of the omx port
 447  *****************************************************************************/
 448 static OMX_ERRORTYPE GetPortDefinition(decoder_t *p_dec, OmxPort *p_port,
 449                                        es_format_t *p_fmt)
 450 {
 451     decoder_sys_t *p_sys = p_dec->p_sys;
 452     OMX_PARAM_PORTDEFINITIONTYPE *def = &p_port->definition;
 453     OMX_ERRORTYPE omx_error;
 454     OMX_CONFIG_RECTTYPE crop_rect;
 455
 456     omx_error = OMX_GetParameter(p_port->omx_handle,
 457                                  OMX_IndexParamPortDefinition, def);
 458     CHECK_ERROR(omx_error, "OMX_GetParameter failed (%x : %s)",
 459                 omx_error, ErrorToString(omx_error));
 460
 461     switch(p_fmt->i_cat)
 462     {
 463     case VIDEO_ES:
 464         p_fmt->video.i_width = def->format.video.nFrameWidth;
 465         p_fmt->video.i_visible_width = def->format.video.nFrameWidth;
 466         p_fmt->video.i_height = def->format.video.nFrameHeight;
 467         p_fmt->video.i_visible_height = def->format.video.nFrameHeight;
 468         p_fmt->video.i_frame_rate = p_dec->fmt_in.video.i_frame_rate;
 469         p_fmt->video.i_frame_rate_base = p_dec->fmt_in.video.i_frame_rate_base;
 470
 471         OMX_INIT_STRUCTURE(crop_rect);
 472         crop_rect.nPortIndex = def->nPortIndex;
 473         omx_error = OMX_GetConfig(p_port->omx_handle, OMX_IndexConfigCommonOutputCrop, &crop_rect);
 474         if (omx_error == OMX_ErrorNone)
 475         {
 476             if (!def->format.video.nSliceHeight)
 477                 def->format.video.nSliceHeight = def->format.video.nFrameHeight;
 478             if (!def->format.video.nStride)
 479                 def->format.video.nStride = def->format.video.nFrameWidth;
 480             p_fmt->video.i_width = crop_rect.nWidth;
 481             p_fmt->video.i_visible_width = crop_rect.nWidth;
 482             p_fmt->video.i_height = crop_rect.nHeight;
 483             p_fmt->video.i_visible_height = crop_rect.nHeight;
 484             if (def->format.video.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar)
 485                 def->format.video.nSliceHeight -= crop_rect.nTop/2;
 486         }
 487         else
 488         {
 489             /* Don't pass the error back to the caller, this isn't mandatory */
 490             omx_error = OMX_ErrorNone;
 491         }
 492
 493         /* Hack: Nexus One (stock firmware with binary OMX driver blob)
 494          * claims to output 420Planar even though it in in practice is
 495          * NV21. */
 496         if(def->format.video.eColorFormat == OMX_COLOR_FormatYUV420Planar &&
 497            !strncmp(p_sys->psz_component, "OMX.qcom.video.decoder",
 498                     strlen("OMX.qcom.video.decoder")))
 499             def->format.video.eColorFormat = OMX_QCOM_COLOR_FormatYVU420SemiPlanar;
 500
 501         if (IgnoreOmxDecoderPadding(p_sys->psz_component)) {
 502             def->format.video.nSliceHeight = 0;
 503             def->format.video.nStride = p_fmt->video.i_width;
 504         }
 505
 506         if(!GetVlcVideoFormat( def->format.video.eCompressionFormat,
 507                                &p_fmt->i_codec, 0 ) )
 508         {
 509             if( !GetVlcChromaFormat( def->format.video.eColorFormat,
 510                                      &p_fmt->i_codec, 0 ) )
 511             {
 512                 omx_error = OMX_ErrorNotImplemented;
 513                 CHECK_ERROR(omx_error, "OMX color format %i not supported",
 514                             (int)def->format.video.eColorFormat );
 515             }
 516             GetVlcChromaSizes( p_fmt->i_codec,
 517                                def->format.video.nFrameWidth,
 518                                def->format.video.nFrameHeight,
 519                                &p_port->i_frame_size, &p_port->i_frame_stride,
 520                                &p_port->i_frame_stride_chroma_div );
 521         }
 522         if(p_port->i_frame_size > def->nBufferSize)
 523             def->nBufferSize = p_port->i_frame_size;
 524         p_port->i_frame_size = def->nBufferSize;
 525 #if 0
 526         if((int)p_port->i_frame_stride > def->format.video.nStride)
 527             def->format.video.nStride = p_port->i_frame_stride;
 528 #endif
 529         p_port->i_frame_stride = def->format.video.nStride;
 530         break;
 531
 532     case AUDIO_ES:
 533         if( !OmxToVlcAudioFormat( def->format.audio.eEncoding,
 534                                 &p_fmt->i_codec, 0 ) )
 535         {
 536             omx_error = OMX_ErrorNotImplemented;
 537             CHECK_ERROR(omx_error, "OMX audio format %i not supported",
 538                         (int)def->format.audio.eEncoding );
 539         }
 540
 541         omx_error = GetAudioParameters(p_port->omx_handle,
 542                                        &p_port->format_param, def->nPortIndex,
 543                                        def->format.audio.eEncoding,
 544                                        &p_fmt->audio.i_channels,
 545                                        &p_fmt->audio.i_rate,
 546                                        &p_fmt->i_bitrate,
 547                                        &p_fmt->audio.i_bitspersample,
 548                                        &p_fmt->audio.i_blockalign);
 549         CHECK_ERROR(omx_error, "GetAudioParameters failed (%x : %s)",
 550                     omx_error, ErrorToString(omx_error));
 551
 552         if(p_fmt->audio.i_channels < 9)
 553         {
 554             static const int pi_channels_maps[9] =
 555             {
 556                 0, AOUT_CHAN_CENTER, AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 557                 AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
 558                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
 559                 | AOUT_CHAN_REARRIGHT,
 560                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 561                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
 562                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 563                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE,
 564                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
 565                 | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT
 566                 | AOUT_CHAN_MIDDLERIGHT,
 567                 AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER | AOUT_CHAN_REARLEFT
 568                 | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT | AOUT_CHAN_MIDDLERIGHT
 569                 | AOUT_CHAN_LFE
 570             };
 571             p_fmt->audio.i_physical_channels =
 572                 p_fmt->audio.i_original_channels =
 573                     pi_channels_maps[p_fmt->audio.i_channels];
 574         }
 575
 576         date_Init( &p_dec->p_sys->end_date, p_fmt->audio.i_rate, 1 );
 577
 578         break;
 579
 580     default: return OMX_ErrorNotImplemented;
 581     }
 582
 583  error:
 584     return omx_error;
 585 }
 586
 587 /*****************************************************************************
 588  * DeinitialiseComponent: Deinitialise and unload an OMX component
 589  *****************************************************************************/
 590 static OMX_ERRORTYPE DeinitialiseComponent(decoder_t *p_dec,
 591                                            OMX_HANDLETYPE omx_handle)
 592 {
 593     decoder_sys_t *p_sys = p_dec->p_sys;
 594     OMX_ERRORTYPE omx_error;
 595     OMX_STATETYPE state;
 596     unsigned int i, j;
 597
 598     if(!omx_handle) return OMX_ErrorNone;
 599
 600     omx_error = OMX_GetState(omx_handle, &state);
 601     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 602
 603     if(state == OMX_StateExecuting)
 604     {
 605         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 606                                      OMX_StateIdle, 0 );
 607         CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
 608         while (1) {
 609             OMX_U32 cmd, state;
 610             omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, &cmd, &state, 0);
 611             CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
 612             // The event queue can contain other OMX_EventCmdComplete items,
 613             // such as for OMX_CommandFlush
 614             if (cmd == OMX_CommandStateSet && state == OMX_StateIdle)
 615                 break;
 616         }
 617     }
 618
 619     omx_error = OMX_GetState(omx_handle, &state);
 620     CHECK_ERROR(omx_error, "OMX_GetState failed (%x)", omx_error );
 621
 622     if(state == OMX_StateIdle)
 623     {
 624         omx_error = OMX_SendCommand( omx_handle, OMX_CommandStateSet,
 625                                      OMX_StateLoaded, 0 );
 626         CHECK_ERROR(omx_error, "OMX_CommandStateSet Loaded failed (%x)", omx_error );
 627
 628         for(i = 0; i < p_sys->ports; i++)
 629         {
 630             OmxPort *p_port = &p_sys->p_ports[i];
 631             OMX_BUFFERHEADERTYPE *p_buffer;
 632
 633             for(j = 0; j < p_port->i_buffers; j++)
 634             {
 635                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 636                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 637                     free(p_buffer);
 638                     j--;
 639                     continue;
 640                 }
 641                 omx_error = OMX_FreeBuffer( omx_handle,
 642                                             p_port->i_port_index, p_buffer );
 643
 644                 if(omx_error != OMX_ErrorNone) break;
 645             }
 646             CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
 647                         omx_error, (int)p_port->i_port_index, j );
 648             while (1) {
 649                 OMX_FIFO_PEEK(&p_port->fifo, p_buffer);
 650                 if (!p_buffer) break;
 651
 652                 OMX_FIFO_GET(&p_port->fifo, p_buffer);
 653                 if (p_buffer->nFlags & SENTINEL_FLAG) {
 654                     free(p_buffer);
 655                     continue;
 656                 }
 657                 msg_Warn( p_dec, "Stray buffer left in fifo, %p", p_buffer );
 658             }
 659         }
 660
 661         omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 662         CHECK_ERROR(omx_error, "Wait for Loaded failed (%x)", omx_error );
 663     }
 664
 665  error:
 666     for(i = 0; i < p_sys->ports; i++)
 667     {
 668         OmxPort *p_port = &p_sys->p_ports[i];
 669         free(p_port->pp_buffers);
 670         p_port->pp_buffers = 0;
 671     }
 672     omx_error = pf_free_handle( omx_handle );
 673     return omx_error;
 674 }
 675
 676 /*****************************************************************************
 677  * InitialiseComponent: Load and initialise an OMX component
 678  *****************************************************************************/
 679 static OMX_ERRORTYPE InitialiseComponent(decoder_t *p_dec,
 680     OMX_STRING psz_component, OMX_HANDLETYPE *p_handle)
 681 {
 682     static OMX_CALLBACKTYPE callbacks =
 683         { OmxEventHandler, OmxEmptyBufferDone, OmxFillBufferDone };
 684     decoder_sys_t *p_sys = p_dec->p_sys;
 685     OMX_HANDLETYPE omx_handle;
 686     OMX_ERRORTYPE omx_error;
 687     unsigned int i;
 688     OMX_U8 psz_role[OMX_MAX_STRINGNAME_SIZE];
 689     OMX_PARAM_COMPONENTROLETYPE role;
 690     OMX_PARAM_PORTDEFINITIONTYPE definition;
 691     OMX_PORT_PARAM_TYPE param;
 692
 693     /* Load component */
 694     omx_error = pf_get_handle( &omx_handle, psz_component, p_dec, &callbacks );
 695     if(omx_error != OMX_ErrorNone)
 696     {
 697         msg_Warn( p_dec, "OMX_GetHandle(%s) failed (%x: %s)", psz_component,
 698                   omx_error, ErrorToString(omx_error) );
 699         return omx_error;
 700     }
 701     strncpy(p_sys->psz_component, psz_component, OMX_MAX_STRINGNAME_SIZE-1);
 702
 703     omx_error = OMX_ComponentRoleEnum(omx_handle, psz_role, 0);
 704     if(omx_error == OMX_ErrorNone)
 705         msg_Dbg(p_dec, "loaded component %s of role %s", psz_component, psz_role);
 706     else
 707         msg_Dbg(p_dec, "loaded component %s", psz_component);
 708     PrintOmx(p_dec, omx_handle, OMX_ALL);
 709
 710     /* Set component role */
 711     OMX_INIT_STRUCTURE(role);
 712     strcpy((char*)role.cRole,
 713            GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec : p_dec->fmt_in.i_codec,
 714                       p_dec->fmt_in.i_cat, p_sys->b_enc));
 715
 716     omx_error = OMX_SetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 717                                  &role);
 718     omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamStandardComponentRole,
 719                                  &role);
 720     if(omx_error == OMX_ErrorNone)
 721         msg_Dbg(p_dec, "component standard role set to %s", role.cRole);
 722
 723     /* Find the input / output ports */
 724     OMX_INIT_STRUCTURE(param);
 725     OMX_INIT_STRUCTURE(definition);
 726     omx_error = OMX_GetParameter(omx_handle, p_dec->fmt_in.i_cat == VIDEO_ES ?
 727                                  OMX_IndexParamVideoInit : OMX_IndexParamAudioInit, &param);
 728     if(omx_error != OMX_ErrorNone) {
 729 #ifdef __ANDROID__
 730         param.nPorts = 2;
 731         param.nStartPortNumber = 0;
 732 #else
 733         param.nPorts = 0;
 734 #endif
 735     }
 736
 737     for(i = 0; i < param.nPorts; i++)
 738     {
 739         OmxPort *p_port;
 740
 741         /* Get port definition */
 742         definition.nPortIndex = param.nStartPortNumber + i;
 743         omx_error = OMX_GetParameter(omx_handle, OMX_IndexParamPortDefinition,
 744                                      &definition);
 745         if(omx_error != OMX_ErrorNone) continue;
 746
 747         if(definition.eDir == OMX_DirInput) p_port = &p_sys->in;
 748         else  p_port = &p_sys->out;
 749
 750         p_port->b_valid = true;
 751         p_port->i_port_index = definition.nPortIndex;
 752         p_port->definition = definition;
 753         p_port->omx_handle = omx_handle;
 754     }
 755
 756     if(!p_sys->in.b_valid || !p_sys->out.b_valid)
 757     {
 758         omx_error = OMX_ErrorInvalidComponent;
 759         CHECK_ERROR(omx_error, "couldn't find an input and output port");
 760     }
 761
 762     if(!strncmp(p_sys->psz_component, "OMX.SEC.", 8) &&
 763        p_dec->fmt_in.i_cat == VIDEO_ES)
 764     {
 765         OMX_INDEXTYPE index;
 766         omx_error = OMX_GetExtensionIndex(omx_handle, (OMX_STRING) "OMX.SEC.index.ThumbnailMode", &index);
 767         if(omx_error == OMX_ErrorNone)
 768         {
 769             OMX_BOOL enable = OMX_TRUE;
 770             omx_error = OMX_SetConfig(omx_handle, index, &enable);
 771             CHECK_ERROR(omx_error, "Unable to set ThumbnailMode");
 772         } else {
 773             OMX_BOOL enable = OMX_TRUE;
 774             /* Needed on Samsung Galaxy S II */
 775             omx_error = OMX_SetConfig(omx_handle, OMX_IndexVendorSetYUV420pMode, &enable);
 776             if (omx_error == OMX_ErrorNone)
 777                 msg_Dbg(p_dec, "Set OMX_IndexVendorSetYUV420pMode successfully");
 778             else
 779                 msg_Dbg(p_dec, "Unable to set OMX_IndexVendorSetYUV420pMode: %x", omx_error);
 780         }
 781     }
 782
 783     /* Set port definitions */
 784     for(i = 0; i < p_sys->ports; i++)
 785     {
 786         omx_error = SetPortDefinition(p_dec, &p_sys->p_ports[i],
 787                                       p_sys->p_ports[i].p_fmt);
 788         if(omx_error != OMX_ErrorNone) goto error;
 789     }
 790
 791     /* Allocate our array for the omx buffers and enable ports */
 792     for(i = 0; i < p_sys->ports; i++)
 793     {
 794         OmxPort *p_port = &p_sys->p_ports[i];
 795
 796         p_port->pp_buffers =
 797             malloc(p_port->definition.nBufferCountActual *
 798                    sizeof(OMX_BUFFERHEADERTYPE*));
 799         if(!p_port->pp_buffers)
 800         {
 801           omx_error = OMX_ErrorInsufficientResources;
 802           CHECK_ERROR(omx_error, "memory allocation failed");
 803         }
 804         p_port->i_buffers = p_port->definition.nBufferCountActual;
 805
 806         /* Enable port */
 807         if(!p_port->definition.bEnabled)
 808         {
 809             omx_error = OMX_SendCommand( omx_handle, OMX_CommandPortEnable,
 810                                          p_port->i_port_index, NULL);
 811             CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
 812                         (int)p_port->i_port_index, omx_error );
 813             omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
 814             CHECK_ERROR(omx_error, "Wait for PortEnable on %i failed (%x)",
 815                         (int)p_port->i_port_index, omx_error );
 816         }
 817     }
 818
 819     *p_handle = omx_handle;
 820     return OMX_ErrorNone;
 821
 822  error:
 823     DeinitialiseComponent(p_dec, omx_handle);
 824     *p_handle = 0;
 825     return omx_error;
 826 }
 827
 828 /*****************************************************************************
 829  * OpenDecoder: Create the decoder instance
 830  *****************************************************************************/
 831 static int OpenDecoder( vlc_object_t *p_this )
 832 {
 833     decoder_t *p_dec = (decoder_t*)p_this;
 834     int status;
 835
 836     if( 0 || !GetOmxRole(p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat, false) )
 837         return VLC_EGENERIC;
 838
 839     status = OpenGeneric( p_this, false );
 840     if(status != VLC_SUCCESS) return status;
 841
 842     p_dec->pf_decode_video = DecodeVideo;
 843     p_dec->pf_decode_audio = DecodeAudio;
 844
 845     return VLC_SUCCESS;
 846 }
 847
 848 /*****************************************************************************
 849  * OpenEncoder: Create the encoder instance
 850  *****************************************************************************/
 851 static int OpenEncoder( vlc_object_t *p_this )
 852 {
 853     encoder_t *p_enc = (encoder_t*)p_this;
 854     int status;
 855
 856     if( !GetOmxRole(p_enc->fmt_out.i_codec, p_enc->fmt_in.i_cat, true) )
 857         return VLC_EGENERIC;
 858
 859     status = OpenGeneric( p_this, true );
 860     if(status != VLC_SUCCESS) return status;
 861
 862     p_enc->pf_encode_video = EncodeVideo;
 863
 864     return VLC_SUCCESS;
 865 }
 866
 867 /*****************************************************************************
 868  * OpenGeneric: Create the generic decoder/encoder instance
 869  *****************************************************************************/
 870 static int OpenGeneric( vlc_object_t *p_this, bool b_encode )
 871 {
 872     decoder_t *p_dec = (decoder_t*)p_this;
 873     decoder_sys_t *p_sys;
 874     OMX_ERRORTYPE omx_error;
 875     OMX_BUFFERHEADERTYPE *p_header;
 876     unsigned int i, j;
 877
 878     vlc_mutex_lock( &omx_core_mutex );
 879     if( omx_refcount > 0 )
 880         goto loaded;
 881
 882     /* Load the OMX core */
 883     for( i = 0; ppsz_dll_list[i]; i++ )
 884     {
 885         dll_handle = dll_open( ppsz_dll_list[i] );
 886         if( dll_handle ) break;
 887     }
 888     if( !dll_handle )
 889     {
 890         vlc_mutex_unlock( &omx_core_mutex );
 891         return VLC_EGENERIC;
 892     }
 893
 894     pf_init = dlsym( dll_handle, "OMX_Init" );
 895     pf_deinit = dlsym( dll_handle, "OMX_Deinit" );
 896     pf_get_handle = dlsym( dll_handle, "OMX_GetHandle" );
 897     pf_free_handle = dlsym( dll_handle, "OMX_FreeHandle" );
 898     pf_component_enum = dlsym( dll_handle, "OMX_ComponentNameEnum" );
 899     pf_get_roles_of_component = dlsym( dll_handle, "OMX_GetRolesOfComponent" );
 900     if( !pf_init || !pf_deinit || !pf_get_handle || !pf_free_handle ||
 901         !pf_component_enum || !pf_get_roles_of_component )
 902     {
 903         msg_Warn( p_this, "cannot find OMX_* symbols in `%s' (%s)",
 904                   ppsz_dll_list[i], dlerror() );
 905         dll_close(dll_handle);
 906         vlc_mutex_unlock( &omx_core_mutex );
 907         return VLC_EGENERIC;
 908     }
 909
 910 loaded:
 911     /* Allocate the memory needed to store the decoder's structure */
 912     if( ( p_dec->p_sys = p_sys = calloc( 1, sizeof(*p_sys)) ) == NULL )
 913     {
 914         if( omx_refcount == 0 )
 915             dll_close(dll_handle);
 916         vlc_mutex_unlock( &omx_core_mutex );
 917         return VLC_ENOMEM;
 918     }
 919
 920     /* Initialise the thread properties */
 921     if(!b_encode)
 922     {
 923         p_dec->fmt_out.i_cat = p_dec->fmt_in.i_cat;
 924         p_dec->fmt_out.video = p_dec->fmt_in.video;
 925         p_dec->fmt_out.audio = p_dec->fmt_in.audio;
 926         p_dec->fmt_out.i_codec = 0;
 927     }
 928     p_sys->b_enc = b_encode;
 929     p_sys->pp_last_event = &p_sys->p_events;
 930     vlc_mutex_init (&p_sys->mutex);
 931     vlc_cond_init (&p_sys->cond);
 932     vlc_mutex_init (&p_sys->lock);
 933     vlc_mutex_init (&p_sys->in.fifo.lock);
 934     vlc_cond_init (&p_sys->in.fifo.wait);
 935     p_sys->in.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pOutputPortPrivate) / sizeof(void *);
 936     p_sys->in.fifo.pp_last = &p_sys->in.fifo.p_first;
 937     p_sys->in.b_direct = false;
 938     p_sys->in.b_flushed = true;
 939     p_sys->in.p_fmt = &p_dec->fmt_in;
 940     vlc_mutex_init (&p_sys->out.fifo.lock);
 941     vlc_cond_init (&p_sys->out.fifo.wait);
 942     p_sys->out.fifo.offset = offsetof(OMX_BUFFERHEADERTYPE, pInputPortPrivate) / sizeof(void *);
 943     p_sys->out.fifo.pp_last = &p_sys->out.fifo.p_first;
 944     p_sys->out.b_direct = false;
 945     p_sys->out.b_flushed = true;
 946     p_sys->out.p_fmt = &p_dec->fmt_out;
 947     p_sys->ports = 2;
 948     p_sys->p_ports = &p_sys->in;
 949     p_sys->b_use_pts = 0;
 950
 951     msg_Dbg(p_dec, "fmt in:%4.4s, out: %4.4s", (char *)&p_dec->fmt_in.i_codec,
 952             (char *)&p_dec->fmt_out.i_codec);
 953
 954     /* Initialise the OMX core */
 955     omx_error = omx_refcount > 0 ? OMX_ErrorNone : pf_init();
 956     omx_refcount++;
 957     if(omx_error != OMX_ErrorNone)
 958     {
 959         msg_Warn( p_this, "OMX_Init failed (%x: %s)", omx_error,
 960                   ErrorToString(omx_error) );
 961         vlc_mutex_unlock( &omx_core_mutex );
 962         CloseGeneric(p_this);
 963         return VLC_EGENERIC;
 964     }
 965     p_sys->b_init = true;
 966     vlc_mutex_unlock( &omx_core_mutex );
 967
 968     /* Enumerate components and build a list of the one we want to try */
 969     if( !CreateComponentsList(p_dec,
 970              GetOmxRole(p_sys->b_enc ? p_dec->fmt_out.i_codec :
 971                         p_dec->fmt_in.i_codec, p_dec->fmt_in.i_cat,
 972                         p_sys->b_enc)) )
 973     {
 974         msg_Warn( p_this, "couldn't find an omx component for codec %4.4s",
 975                   (char *)&p_dec->fmt_in.i_codec );
 976         CloseGeneric(p_this);
 977         return VLC_EGENERIC;
 978     }
 979
 980     /* Try to load and initialise a component */
 981     omx_error = OMX_ErrorUndefined;
 982     for(i = 0; i < p_sys->components; i++)
 983     {
 984 #ifdef __ANDROID__
 985         /* ignore OpenCore software codecs */
 986         if (!strncmp(p_sys->ppsz_components[i], "OMX.PV.", 7))
 987             continue;
 988         /* The same sw codecs, renamed in ICS (perhaps also in honeycomb) */
 989         if (!strncmp(p_sys->ppsz_components[i], "OMX.google.", 11))
 990             continue;
 991         /* This one has been seen on HTC One V - it behaves like it works,
 992          * but FillBufferDone returns buffers filled with 0 bytes. The One V
 993          * has got a working OMX.qcom.video.decoder.avc instead though. */
 994         if (!strncmp(p_sys->ppsz_components[i], "OMX.ARICENT.", 12))
 995             continue;
 996         /* Codecs with DRM, that don't output plain YUV data but only
 997          * support direct rendering where the output can't be intercepted. */
 998         if (strstr(p_sys->ppsz_components[i], ".secure"))
 999             continue;
1000         /* Use VC1 decoder for WMV3 for now */
1001         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.WMV.Decoder"))
1002             continue;
1003         /* This decoder does work, but has an insane latency (leading to errors
1004          * about "main audio output playback way too late" and dropped frames).
1005          * At least Samsung Galaxy S III (where this decoder is present) has
1006          * got another one, OMX.SEC.mp3.dec, that works well and has a
1007          * sensible latency. (Also, even if that one isn't found, in general,
1008          * using SW codecs is usually more than fast enough for MP3.) */
1009         if (!strcmp(p_sys->ppsz_components[i], "OMX.SEC.MP3.Decoder"))
1010             continue;
1011         /* This codec should be able to handle both VC1 and WMV3, but
1012          * for VC1 it doesn't output any buffers at all (in the way we use
1013          * it) and for WMV3 it outputs plain black buffers. Thus ignore
1014          * it until we can make it work properly. */
1015         if (!strcmp(p_sys->ppsz_components[i], "OMX.Nvidia.vc1.decode"))
1016             continue;
1017 #endif
1018         omx_error = InitialiseComponent(p_dec, p_sys->ppsz_components[i],
1019                                         &p_sys->omx_handle);
1020         if(omx_error == OMX_ErrorNone) break;
1021     }
1022     CHECK_ERROR(omx_error, "no component could be initialised" );
1023
1024     /* Move component to Idle then Executing state */
1025     OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet, OMX_StateIdle, 0 );
1026     CHECK_ERROR(omx_error, "OMX_CommandStateSet Idle failed (%x)", omx_error );
1027
1028     /* Allocate omx buffers */
1029     for(i = 0; i < p_sys->ports; i++)
1030     {
1031         OmxPort *p_port = &p_sys->p_ports[i];
1032
1033         for(j = 0; j < p_port->i_buffers; j++)
1034         {
1035 #if 0
1036 #define ALIGN(x,BLOCKLIGN) (((x) + BLOCKLIGN - 1) & ~(BLOCKLIGN - 1))
1037             char *p_buf = malloc(p_port->definition.nBufferSize +
1038                                  p_port->definition.nBufferAlignment);
1039             p_port->pp_buffers[i] = (void *)ALIGN((uintptr_t)p_buf, p_port->definition.nBufferAlignment);
1040 #endif
1041
1042             if(p_port->b_direct)
1043                 omx_error =
1044                     OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
1045                                    p_port->i_port_index, 0,
1046                                    p_port->definition.nBufferSize, (void*)1);
1047             else
1048                 omx_error =
1049                     OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[j],
1050                                         p_port->i_port_index, 0,
1051                                         p_port->definition.nBufferSize);
1052
1053             if(omx_error != OMX_ErrorNone) break;
1054             OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[j]);
1055         }
1056         p_port->i_buffers = j;
1057         CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
1058                     omx_error, (int)p_port->i_port_index, j );
1059     }
1060
1061     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1062     CHECK_ERROR(omx_error, "Wait for Idle failed (%x)", omx_error );
1063
1064     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandStateSet,
1065                                  OMX_StateExecuting, 0);
1066     CHECK_ERROR(omx_error, "OMX_CommandStateSet Executing failed (%x)", omx_error );
1067     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1068     CHECK_ERROR(omx_error, "Wait for Executing failed (%x)", omx_error );
1069
1070     /* Send codec configuration data */
1071     if( p_dec->fmt_in.i_extra )
1072     {
1073         OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1074         p_header->nFilledLen = p_dec->fmt_in.i_extra;
1075
1076         /* Convert H.264 NAL format to annex b */
1077         if( p_sys->i_nal_size_length && !p_sys->in.b_direct )
1078         {
1079             p_header->nFilledLen = 0;
1080             convert_sps_pps( p_dec, p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra,
1081                              p_header->pBuffer, p_header->nAllocLen,
1082                              (uint32_t*) &p_header->nFilledLen, NULL );
1083         }
1084         else if(p_sys->in.b_direct)
1085         {
1086             p_header->pOutputPortPrivate = p_header->pBuffer;
1087             p_header->pBuffer = p_dec->fmt_in.p_extra;
1088         }
1089         else if (p_dec->fmt_in.i_codec == VLC_CODEC_WMV3 &&
1090                  p_dec->fmt_in.i_extra >= 4 &&
1091                  p_header->nAllocLen >= 36)
1092         {
1093             int profile;
1094             // According to OMX IL 1.2.0 spec (4.3.33.2), the codec config
1095             // data for VC-1 Main/Simple (aka WMV3) is according to table 265
1096             // in the VC-1 spec. Most of the fields are just set with placeholders
1097             // (like framerate, hrd_buffer/rate).
1098             static const uint8_t wmv3seq[] = {
1099                 0xff, 0xff, 0xff, 0xc5, // numframes=ffffff, marker byte
1100                 0x04, 0x00, 0x00, 0x00, // marker byte
1101                 0x00, 0x00, 0x00, 0x00, // struct C, almost equal to p_extra
1102                 0x00, 0x00, 0x00, 0x00, // struct A, vert size
1103                 0x00, 0x00, 0x00, 0x00, // struct A, horiz size
1104                 0x0c, 0x00, 0x00, 0x00, // marker byte
1105                 0xff, 0xff, 0x00, 0x80, // struct B, level=4, cbr=0, hrd_buffer=ffff
1106                 0xff, 0xff, 0x00, 0x00, // struct B, hrd_rate=ffff
1107                 0xff, 0xff, 0xff, 0xff, // struct B, framerate=ffffffff
1108             };
1109             p_header->nFilledLen = sizeof(wmv3seq);
1110             memcpy(p_header->pBuffer, wmv3seq, p_header->nFilledLen);
1111             // Struct C - almost equal to the extradata
1112             memcpy(&p_header->pBuffer[8], p_dec->fmt_in.p_extra, 4);
1113             // Expand profile from the highest 2 bits to the highest 4 bits
1114             profile = p_header->pBuffer[8] >> 6;
1115             p_header->pBuffer[8] = (p_header->pBuffer[8] & 0x0f) | (profile << 4);
1116             // Fill in the height/width for struct A
1117             SetDWLE(&p_header->pBuffer[12], p_dec->fmt_in.video.i_height);
1118             SetDWLE(&p_header->pBuffer[16], p_dec->fmt_in.video.i_width);
1119         }
1120         else
1121         {
1122             if(p_header->nFilledLen > p_header->nAllocLen)
1123             {
1124                 msg_Dbg(p_dec, "buffer too small (%i,%i)", (int)p_header->nFilledLen,
1125                         (int)p_header->nAllocLen);
1126                 p_header->nFilledLen = p_header->nAllocLen;
1127             }
1128             memcpy(p_header->pBuffer, p_dec->fmt_in.p_extra, p_header->nFilledLen);
1129         }
1130
1131         p_header->nOffset = 0;
1132         p_header->nFlags = OMX_BUFFERFLAG_CODECCONFIG | OMX_BUFFERFLAG_ENDOFFRAME;
1133         msg_Dbg(p_dec, "sending codec config data %p, %p, %i", p_header,
1134                 p_header->pBuffer, (int)p_header->nFilledLen);
1135         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1136     }
1137
1138     /* Get back output port definition */
1139     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1140     if(omx_error != OMX_ErrorNone) goto error;
1141
1142     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1143     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1144
1145     if(p_sys->b_error) goto error;
1146
1147     p_dec->b_need_packetized = true;
1148     if (!strcmp(p_sys->psz_component, "OMX.TI.DUCATI1.VIDEO.DECODER"))
1149         p_sys->b_use_pts = 1;
1150
1151     if (!strcmp(p_sys->psz_component, "OMX.STM.Video.Decoder"))
1152         p_sys->b_use_pts = 1;
1153
1154     if (p_sys->b_use_pts)
1155         msg_Dbg( p_dec, "using pts timestamp mode for %s", p_sys->psz_component);
1156
1157     return VLC_SUCCESS;
1158
1159  error:
1160     CloseGeneric(p_this);
1161     return VLC_EGENERIC;
1162 }
1163
1164 /*****************************************************************************
1165  * PortReconfigure
1166  *****************************************************************************/
1167 static OMX_ERRORTYPE PortReconfigure(decoder_t *p_dec, OmxPort *p_port)
1168 {
1169     decoder_sys_t *p_sys = p_dec->p_sys;
1170     OMX_PARAM_PORTDEFINITIONTYPE definition;
1171     OMX_BUFFERHEADERTYPE *p_buffer;
1172     OMX_ERRORTYPE omx_error;
1173     unsigned int i;
1174
1175     /* Sanity checking */
1176     OMX_INIT_STRUCTURE(definition);
1177     definition.nPortIndex = p_port->i_port_index;
1178     omx_error = OMX_GetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1179                                  &definition);
1180     if(omx_error != OMX_ErrorNone || (p_dec->fmt_in.i_cat == VIDEO_ES &&
1181        (!definition.format.video.nFrameWidth ||
1182        !definition.format.video.nFrameHeight)) )
1183         return OMX_ErrorUndefined;
1184
1185     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortDisable,
1186                                  p_port->i_port_index, NULL);
1187     CHECK_ERROR(omx_error, "OMX_CommandPortDisable on %i failed (%x)",
1188                 (int)p_port->i_port_index, omx_error );
1189
1190     for(i = 0; i < p_port->i_buffers; i++)
1191     {
1192         OMX_FIFO_GET(&p_port->fifo, p_buffer);
1193         if (p_buffer->nFlags & SENTINEL_FLAG) {
1194             free(p_buffer);
1195             i--;
1196             continue;
1197         }
1198         omx_error = OMX_FreeBuffer( p_sys->omx_handle,
1199                                     p_port->i_port_index, p_buffer );
1200
1201         if(omx_error != OMX_ErrorNone) break;
1202     }
1203     CHECK_ERROR(omx_error, "OMX_FreeBuffer failed (%x, %i, %i)",
1204                 omx_error, (int)p_port->i_port_index, i );
1205
1206     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1207     CHECK_ERROR(omx_error, "Wait for PortDisable failed (%x)", omx_error );
1208
1209     /* Get the new port definition */
1210     omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1211     if(omx_error != OMX_ErrorNone) goto error;
1212
1213     if( p_dec->fmt_in.i_cat != AUDIO_ES )
1214     {
1215         /* Don't explicitly set the new parameters that we got with
1216          * OMX_GetParameter above when using audio codecs.
1217          * That struct hasn't been changed since, so there should be
1218          * no need to set it here, unless some codec expects the
1219          * SetParameter call as a trigger event for some part of
1220          * the reconfiguration.
1221          * This fixes using audio decoders on Samsung Galaxy S II,
1222          *
1223          * Only skipping this for audio codecs, to minimize the
1224          * change for current working configurations for video.
1225          */
1226         omx_error = OMX_SetParameter(p_dec->p_sys->omx_handle, OMX_IndexParamPortDefinition,
1227                                      &definition);
1228         CHECK_ERROR(omx_error, "OMX_SetParameter failed (%x : %s)",
1229                     omx_error, ErrorToString(omx_error));
1230     }
1231
1232     omx_error = OMX_SendCommand( p_sys->omx_handle, OMX_CommandPortEnable,
1233                                  p_port->i_port_index, NULL);
1234     CHECK_ERROR(omx_error, "OMX_CommandPortEnable on %i failed (%x)",
1235                 (int)p_port->i_port_index, omx_error );
1236
1237     if (p_port->definition.nBufferCountActual > p_port->i_buffers) {
1238         free(p_port->pp_buffers);
1239         p_port->pp_buffers = malloc(p_port->definition.nBufferCountActual * sizeof(OMX_BUFFERHEADERTYPE*));
1240         if(!p_port->pp_buffers)
1241         {
1242             omx_error = OMX_ErrorInsufficientResources;
1243             CHECK_ERROR(omx_error, "memory allocation failed");
1244         }
1245     }
1246     p_port->i_buffers = p_port->definition.nBufferCountActual;
1247     for(i = 0; i < p_port->i_buffers; i++)
1248     {
1249         if(p_port->b_direct)
1250             omx_error =
1251                 OMX_UseBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1252                                p_port->i_port_index, 0,
1253                                p_port->definition.nBufferSize, (void*)1);
1254         else
1255             omx_error =
1256                 OMX_AllocateBuffer( p_sys->omx_handle, &p_port->pp_buffers[i],
1257                                     p_port->i_port_index, 0,
1258                                     p_port->definition.nBufferSize);
1259
1260         if(omx_error != OMX_ErrorNone) break;
1261         OMX_FIFO_PUT(&p_port->fifo, p_port->pp_buffers[i]);
1262     }
1263     p_port->i_buffers = i;
1264     CHECK_ERROR(omx_error, "OMX_UseBuffer failed (%x, %i, %i)",
1265                 omx_error, (int)p_port->i_port_index, i );
1266
1267     omx_error = WaitForSpecificOmxEvent(p_dec, OMX_EventCmdComplete, 0, 0, 0);
1268     CHECK_ERROR(omx_error, "Wait for PortEnable failed (%x)", omx_error );
1269
1270     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->in.i_port_index);
1271     PrintOmx(p_dec, p_sys->omx_handle, p_dec->p_sys->out.i_port_index);
1272
1273  error:
1274     return omx_error;
1275 }
1276
1277 /*****************************************************************************
1278  * DecodeVideo: Called to decode one frame
1279  *****************************************************************************/
1280 static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
1281 {
1282     decoder_sys_t *p_sys = p_dec->p_sys;
1283     picture_t *p_pic = NULL, *p_next_pic;
1284     OMX_ERRORTYPE omx_error;
1285     unsigned int i;
1286
1287     OMX_BUFFERHEADERTYPE *p_header;
1288     block_t *p_block;
1289
1290     if( !pp_block || !*pp_block )
1291         return NULL;
1292
1293     p_block = *pp_block;
1294
1295     /* Check for errors from codec */
1296     if(p_sys->b_error)
1297     {
1298         msg_Dbg(p_dec, "error during decoding");
1299         block_Release( p_block );
1300         return 0;
1301     }
1302
1303     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1304     {
1305         block_Release( p_block );
1306         if(!p_sys->in.b_flushed)
1307         {
1308             msg_Dbg(p_dec, "flushing");
1309             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1310                              p_sys->in.definition.nPortIndex, 0 );
1311         }
1312         p_sys->in.b_flushed = true;
1313         return NULL;
1314     }
1315
1316     /* Take care of decoded frames first */
1317     while(!p_pic)
1318     {
1319         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1320         if(!p_header) break; /* No frame available */
1321
1322         if(p_sys->out.b_update_def)
1323         {
1324             omx_error = GetPortDefinition(p_dec, &p_sys->out, p_sys->out.p_fmt);
1325             p_sys->out.b_update_def = 0;
1326         }
1327
1328         if(p_header->nFilledLen)
1329         {
1330             p_pic = p_header->pAppPrivate;
1331             if(!p_pic)
1332             {
1333                 /* We're not in direct rendering mode.
1334                  * Get a new picture and copy the content */
1335                 p_pic = decoder_NewPicture( p_dec );
1336
1337                 if (p_pic)
1338                     CopyOmxPicture(p_sys->out.definition.format.video.eColorFormat,
1339                                    p_pic, p_sys->out.definition.format.video.nSliceHeight,
1340                                    p_sys->out.i_frame_stride,
1341                                    p_header->pBuffer + p_header->nOffset,
1342                                    p_sys->out.i_frame_stride_chroma_div);
1343             }
1344
1345             if (p_pic)
1346                 p_pic->date = p_header->nTimeStamp;
1347             p_header->nFilledLen = 0;
1348             p_header->pAppPrivate = 0;
1349         }
1350
1351         /* Get a new picture */
1352         if(p_sys->out.b_direct && !p_header->pAppPrivate)
1353         {
1354             p_next_pic = decoder_NewPicture( p_dec );
1355             if(!p_next_pic) break;
1356
1357             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1358             p_header->pAppPrivate = p_next_pic;
1359             p_header->pInputPortPrivate = p_header->pBuffer;
1360             p_header->pBuffer = p_next_pic->p[0].p_pixels;
1361         }
1362         else
1363         {
1364             OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1365         }
1366
1367 #ifdef OMXIL_EXTRA_DEBUG
1368         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1369 #endif
1370         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1371     }
1372
1373     /* Send the input buffer to the component */
1374     OMX_FIFO_GET_TIMEOUT(&p_sys->in.fifo, p_header, 200000);
1375
1376     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1377         free(p_header);
1378         goto reconfig;
1379     }
1380
1381     if(p_header)
1382     {
1383         p_header->nFilledLen = p_block->i_buffer;
1384         p_header->nOffset = 0;
1385         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1386         if (p_sys->b_use_pts && p_block->i_pts)
1387             p_header->nTimeStamp = p_block->i_pts;
1388         else
1389             p_header->nTimeStamp = p_block->i_dts;
1390
1391         /* In direct mode we pass the input pointer as is.
1392          * Otherwise we memcopy the data */
1393         if(p_sys->in.b_direct)
1394         {
1395             p_header->pOutputPortPrivate = p_header->pBuffer;
1396             p_header->pBuffer = p_block->p_buffer;
1397             p_header->pAppPrivate = p_block;
1398         }
1399         else
1400         {
1401             if(p_header->nFilledLen > p_header->nAllocLen)
1402             {
1403                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1404                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1405                 p_header->nFilledLen = p_header->nAllocLen;
1406             }
1407             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1408             block_Release(p_block);
1409         }
1410
1411         /* Convert H.264 NAL format to annex b. Doesn't do anything if
1412          * i_nal_size_length == 0, which is the case for codecs other
1413          * than H.264 */
1414         convert_h264_to_annexb( p_header->pBuffer, p_header->nFilledLen,
1415                                 p_sys->i_nal_size_length );
1416 #ifdef OMXIL_EXTRA_DEBUG
1417         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1418                  (int)p_header->nFilledLen );
1419 #endif
1420         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1421         p_sys->in.b_flushed = false;
1422         *pp_block = NULL; /* Avoid being fed the same packet again */
1423     }
1424
1425 reconfig:
1426     /* Handle the PortSettingsChanged events */
1427     for(i = 0; i < p_sys->ports; i++)
1428     {
1429         OmxPort *p_port = &p_sys->p_ports[i];
1430         if(p_port->b_reconfigure)
1431         {
1432             omx_error = PortReconfigure(p_dec, p_port);
1433             p_port->b_reconfigure = 0;
1434         }
1435         if(p_port->b_update_def)
1436         {
1437             omx_error = GetPortDefinition(p_dec, p_port, p_port->p_fmt);
1438             p_port->b_update_def = 0;
1439         }
1440     }
1441
1442     return p_pic;
1443 }
1444
1445 /*****************************************************************************
1446  * DecodeAudio: Called to decode one frame
1447  *****************************************************************************/
1448 block_t *DecodeAudio ( decoder_t *p_dec, block_t **pp_block )
1449 {
1450     decoder_sys_t *p_sys = p_dec->p_sys;
1451     block_t *p_buffer = NULL;
1452     OMX_BUFFERHEADERTYPE *p_header;
1453     OMX_ERRORTYPE omx_error;
1454     block_t *p_block;
1455     unsigned int i;
1456
1457     if( !pp_block || !*pp_block ) return NULL;
1458
1459     p_block = *pp_block;
1460
1461     /* Check for errors from codec */
1462     if(p_sys->b_error)
1463     {
1464         msg_Dbg(p_dec, "error during decoding");
1465         block_Release( p_block );
1466         return 0;
1467     }
1468
1469     if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
1470     {
1471         block_Release( p_block );
1472         date_Set( &p_sys->end_date, 0 );
1473         if(!p_sys->in.b_flushed)
1474         {
1475             msg_Dbg(p_dec, "flushing");
1476             OMX_SendCommand( p_sys->omx_handle, OMX_CommandFlush,
1477                              p_sys->in.definition.nPortIndex, 0 );
1478         }
1479         p_sys->in.b_flushed = true;
1480         return NULL;
1481     }
1482
1483     if( !date_Get( &p_sys->end_date ) )
1484     {
1485         if( !p_block->i_pts )
1486         {
1487             /* We've just started the stream, wait for the first PTS. */
1488             block_Release( p_block );
1489             return NULL;
1490         }
1491         date_Set( &p_sys->end_date, p_block->i_pts );
1492     }
1493
1494     /* Take care of decoded frames first */
1495     while(!p_buffer)
1496     {
1497         unsigned int i_samples = 0;
1498
1499         OMX_FIFO_PEEK(&p_sys->out.fifo, p_header);
1500         if(!p_header) break; /* No frame available */
1501
1502         if (p_sys->out.p_fmt->audio.i_channels)
1503             i_samples = p_header->nFilledLen / p_sys->out.p_fmt->audio.i_channels / 2;
1504         if(i_samples)
1505         {
1506             p_buffer = decoder_NewAudioBuffer( p_dec, i_samples );
1507             if( !p_buffer ) break; /* No audio buffer available */
1508
1509             memcpy( p_buffer->p_buffer, p_header->pBuffer, p_buffer->i_buffer );
1510             p_header->nFilledLen = 0;
1511
1512             if( p_header->nTimeStamp != 0 &&
1513                 p_header->nTimeStamp != date_Get( &p_sys->end_date ) )
1514                 date_Set( &p_sys->end_date, p_header->nTimeStamp );
1515
1516             p_buffer->i_pts = date_Get( &p_sys->end_date );
1517             p_buffer->i_length = date_Increment( &p_sys->end_date, i_samples ) -
1518                 p_buffer->i_pts;
1519         }
1520
1521 #ifdef OMXIL_EXTRA_DEBUG
1522         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1523 #endif
1524         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1525         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1526     }
1527
1528
1529     /* Send the input buffer to the component */
1530     OMX_FIFO_GET_TIMEOUT(&p_sys->in.fifo, p_header, 200000);
1531
1532     if (p_header && p_header->nFlags & SENTINEL_FLAG) {
1533         free(p_header);
1534         goto reconfig;
1535     }
1536
1537     if(p_header)
1538     {
1539         p_header->nFilledLen = p_block->i_buffer;
1540         p_header->nOffset = 0;
1541         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1542         p_header->nTimeStamp = p_block->i_dts;
1543
1544         /* In direct mode we pass the input pointer as is.
1545          * Otherwise we memcopy the data */
1546         if(p_sys->in.b_direct)
1547         {
1548             p_header->pOutputPortPrivate = p_header->pBuffer;
1549             p_header->pBuffer = p_block->p_buffer;
1550             p_header->pAppPrivate = p_block;
1551         }
1552         else
1553         {
1554             if(p_header->nFilledLen > p_header->nAllocLen)
1555             {
1556                 msg_Dbg(p_dec, "buffer too small (%i,%i)",
1557                         (int)p_header->nFilledLen, (int)p_header->nAllocLen);
1558                 p_header->nFilledLen = p_header->nAllocLen;
1559             }
1560             memcpy(p_header->pBuffer, p_block->p_buffer, p_header->nFilledLen );
1561             block_Release(p_block);
1562         }
1563
1564 #ifdef OMXIL_EXTRA_DEBUG
1565         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1566                  (int)p_header->nFilledLen );
1567 #endif
1568         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1569         p_sys->in.b_flushed = false;
1570         *pp_block = NULL; /* Avoid being fed the same packet again */
1571     }
1572
1573 reconfig:
1574     /* Handle the PortSettingsChanged events */
1575     for(i = 0; i < p_sys->ports; i++)
1576     {
1577         OmxPort *p_port = &p_sys->p_ports[i];
1578         if(!p_port->b_reconfigure) continue;
1579         p_port->b_reconfigure = 0;
1580         omx_error = PortReconfigure(p_dec, p_port);
1581     }
1582
1583     return p_buffer;
1584 }
1585
1586 /*****************************************************************************
1587  * EncodeVideo: Called to encode one frame
1588  *****************************************************************************/
1589 static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pic )
1590 {
1591     decoder_t *p_dec = ( decoder_t *)p_enc;
1592     decoder_sys_t *p_sys = p_dec->p_sys;
1593     OMX_ERRORTYPE omx_error;
1594     unsigned int i;
1595
1596     OMX_BUFFERHEADERTYPE *p_header;
1597     block_t *p_block = 0;
1598
1599     if( !p_pic ) return NULL;
1600
1601     /* Check for errors from codec */
1602     if(p_sys->b_error)
1603     {
1604         msg_Dbg(p_dec, "error during encoding");
1605         return NULL;
1606     }
1607
1608     /* Send the input buffer to the component */
1609     OMX_FIFO_GET(&p_sys->in.fifo, p_header);
1610     if(p_header)
1611     {
1612         /* In direct mode we pass the input pointer as is.
1613          * Otherwise we memcopy the data */
1614         if(p_sys->in.b_direct)
1615         {
1616             p_header->pOutputPortPrivate = p_header->pBuffer;
1617             p_header->pBuffer = p_pic->p[0].p_pixels;
1618         }
1619         else
1620         {
1621             CopyVlcPicture(p_dec, p_header, p_pic);
1622         }
1623
1624         p_header->nFilledLen = p_sys->in.i_frame_size;
1625         p_header->nOffset = 0;
1626         p_header->nFlags = OMX_BUFFERFLAG_ENDOFFRAME;
1627         p_header->nTimeStamp = p_pic->date;
1628 #ifdef OMXIL_EXTRA_DEBUG
1629         msg_Dbg( p_dec, "EmptyThisBuffer %p, %p, %i", p_header, p_header->pBuffer,
1630                  (int)p_header->nFilledLen );
1631 #endif
1632         OMX_EmptyThisBuffer(p_sys->omx_handle, p_header);
1633         p_sys->in.b_flushed = false;
1634     }
1635
1636     /* Handle the PortSettingsChanged events */
1637     for(i = 0; i < p_sys->ports; i++)
1638     {
1639         OmxPort *p_port = &p_sys->p_ports[i];
1640         if(!p_port->b_reconfigure) continue;
1641         p_port->b_reconfigure = 0;
1642         omx_error = PortReconfigure(p_dec, p_port);
1643     }
1644
1645     /* Wait for the decoded frame */
1646     while(!p_block)
1647     {
1648         OMX_FIFO_GET(&p_sys->out.fifo, p_header);
1649
1650         if(p_header->nFilledLen)
1651         {
1652             if(p_header->nFlags & OMX_BUFFERFLAG_CODECCONFIG)
1653             {
1654                 /* TODO: need to store codec config */
1655                 msg_Dbg(p_dec, "received codec config %i", (int)p_header->nFilledLen);
1656             }
1657
1658             p_block = p_header->pAppPrivate;
1659             if(!p_block)
1660             {
1661                 /* We're not in direct rendering mode.
1662                  * Get a new block and copy the content */
1663                 p_block = block_Alloc( p_header->nFilledLen );
1664                 memcpy(p_block->p_buffer, p_header->pBuffer, p_header->nFilledLen );
1665             }
1666
1667             p_block->i_buffer = p_header->nFilledLen;
1668             p_block->i_pts = p_block->i_dts = p_header->nTimeStamp;
1669             p_header->nFilledLen = 0;
1670             p_header->pAppPrivate = 0;
1671         }
1672
1673 #ifdef OMXIL_EXTRA_DEBUG
1674         msg_Dbg( p_dec, "FillThisBuffer %p, %p", p_header, p_header->pBuffer );
1675 #endif
1676         OMX_FillThisBuffer(p_sys->omx_handle, p_header);
1677     }
1678
1679     msg_Dbg(p_dec, "done");
1680     return p_block;
1681 }
1682
1683 /*****************************************************************************
1684  * CloseGeneric: omxil decoder destruction
1685  *****************************************************************************/
1686 static void CloseGeneric( vlc_object_t *p_this )
1687 {
1688     decoder_t *p_dec = (decoder_t *)p_this;
1689     decoder_sys_t *p_sys = p_dec->p_sys;
1690
1691     if(p_sys->omx_handle) DeinitialiseComponent(p_dec, p_sys->omx_handle);
1692     vlc_mutex_lock( &omx_core_mutex );
1693     omx_refcount--;
1694     if( omx_refcount == 0 )
1695     {
1696         if( p_sys->b_init ) pf_deinit();
1697         dll_close( dll_handle );
1698     }
1699     vlc_mutex_unlock( &omx_core_mutex );
1700
1701     vlc_mutex_destroy (&p_sys->mutex);
1702     vlc_cond_destroy (&p_sys->cond);
1703     vlc_mutex_destroy (&p_sys->in.fifo.lock);
1704     vlc_cond_destroy (&p_sys->in.fifo.wait);
1705     vlc_mutex_destroy (&p_sys->out.fifo.lock);
1706     vlc_cond_destroy (&p_sys->out.fifo.wait);
1707
1708     free( p_sys );
1709 }
1710
1711 /*****************************************************************************
1712  * OmxEventHandler:
1713  *****************************************************************************/
1714 static OMX_ERRORTYPE OmxEventHandler( OMX_HANDLETYPE omx_handle,
1715     OMX_PTR app_data, OMX_EVENTTYPE event, OMX_U32 data_1,
1716     OMX_U32 data_2, OMX_PTR event_data )
1717 {
1718     decoder_t *p_dec = (decoder_t *)app_data;
1719     decoder_sys_t *p_sys = p_dec->p_sys;
1720     unsigned int i;
1721     (void)omx_handle;
1722
1723     switch (event)
1724     {
1725     case OMX_EventCmdComplete:
1726         switch ((OMX_STATETYPE)data_1)
1727         {
1728         case OMX_CommandStateSet:
1729             msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %s)", EventToString(event),
1730                      CommandToString(data_1), StateToString(data_2) );
1731             break;
1732
1733         default:
1734             msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %u)", EventToString(event),
1735                      CommandToString(data_1), (unsigned int)data_2 );
1736             break;
1737         }
1738         break;
1739
1740     case OMX_EventError:
1741         msg_Dbg( p_dec, "OmxEventHandler (%s, %s, %u, %s)", EventToString(event),
1742                  ErrorToString((OMX_ERRORTYPE)data_1), (unsigned int)data_2,
1743                  (const char *)event_data);
1744         //p_sys->b_error = true;
1745         break;
1746
1747     case OMX_EventPortSettingsChanged:
1748         msg_Dbg( p_dec, "OmxEventHandler (%s, %u, %u)", EventToString(event),
1749                  (unsigned int)data_1, (unsigned int)data_2 );
1750         if( data_2 == 0 || data_2 == OMX_IndexParamPortDefinition )
1751         {
1752             OMX_BUFFERHEADERTYPE *sentinel;
1753             for(i = 0; i < p_sys->ports; i++)
1754                 if(p_sys->p_ports[i].definition.eDir == OMX_DirOutput)
1755                     p_sys->p_ports[i].b_reconfigure = true;
1756             sentinel = calloc(1, sizeof(*sentinel));
1757             if (sentinel) {
1758                 sentinel->nFlags = SENTINEL_FLAG;
1759                 OMX_FIFO_PUT(&p_sys->in.fifo, sentinel);
1760             }
1761         }
1762         else if( data_2 == OMX_IndexConfigCommonOutputCrop )
1763         {
1764             for(i = 0; i < p_sys->ports; i++)
1765                 if(p_sys->p_ports[i].definition.nPortIndex == data_1)
1766                     p_sys->p_ports[i].b_update_def = true;
1767         }
1768         else
1769         {
1770             msg_Dbg( p_dec, "Unhandled setting change %x", (unsigned int)data_2 );
1771         }
1772         break;
1773
1774     default:
1775         msg_Dbg( p_dec, "OmxEventHandler (%s, %u, %u)", EventToString(event),
1776                  (unsigned int)data_1, (unsigned int)data_2 );
1777         break;
1778     }
1779
1780     PostOmxEvent(p_dec, event, data_1, data_2, event_data);
1781     return OMX_ErrorNone;
1782 }
1783
1784 static OMX_ERRORTYPE OmxEmptyBufferDone( OMX_HANDLETYPE omx_handle,
1785     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1786 {
1787     decoder_t *p_dec = (decoder_t *)app_data;
1788     decoder_sys_t *p_sys = p_dec->p_sys;
1789     (void)omx_handle;
1790
1791 #ifdef OMXIL_EXTRA_DEBUG
1792     msg_Dbg( p_dec, "OmxEmptyBufferDone %p, %p", omx_header, omx_header->pBuffer );
1793 #endif
1794
1795     if(omx_header->pAppPrivate || omx_header->pOutputPortPrivate)
1796     {
1797         block_t *p_block = (block_t *)omx_header->pAppPrivate;
1798         omx_header->pBuffer = omx_header->pOutputPortPrivate;
1799         if(p_block) block_Release(p_block);
1800         omx_header->pAppPrivate = 0;
1801     }
1802     OMX_FIFO_PUT(&p_sys->in.fifo, omx_header);
1803
1804     return OMX_ErrorNone;
1805 }
1806
1807 static OMX_ERRORTYPE OmxFillBufferDone( OMX_HANDLETYPE omx_handle,
1808     OMX_PTR app_data, OMX_BUFFERHEADERTYPE *omx_header )
1809 {
1810     decoder_t *p_dec = (decoder_t *)app_data;
1811     decoder_sys_t *p_sys = p_dec->p_sys;
1812     (void)omx_handle;
1813
1814 #ifdef OMXIL_EXTRA_DEBUG
1815     msg_Dbg( p_dec, "OmxFillBufferDone %p, %p, %i", omx_header, omx_header->pBuffer,
1816              (int)omx_header->nFilledLen );
1817 #endif
1818
1819     if(omx_header->pInputPortPrivate)
1820     {
1821         omx_header->pBuffer = omx_header->pInputPortPrivate;
1822     }
1823     OMX_FIFO_PUT(&p_sys->out.fifo, omx_header);
1824
1825     return OMX_ErrorNone;
1826 }