glmocoshader.cc

   1 /*\r
   2     Copyright 2012 Marten Richter\r
   3 \r
   4     This file is part of VOMP.\r
   5 \r
   6     VOMP is free software; you can redistribute it and/or modify\r
   7     it under the terms of the GNU General Public License as published by\r
   8     the Free Software Foundation; either version 2 of the License, or\r
   9     (at your option) any later version.\r
  10 \r
  11     VOMP is distributed in the hope that it will be useful,\r
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14     GNU General Public License for more details.\r
  15 \r
  16     You should have received a copy of the GNU General Public License\r
  17     along with VOMP; if not, write to the Free Software\r
  18     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.\r
  19 */\r
  20 #include "glmocoshader.h"\r
  21 #include "videovpeogl.h"\r
  22 \r
  23 #define BLOCK_TEXTURE_WIDTH 2048\r
  24 #define BLOCK_TEXTURE_HEIGHT 1024\r
  25 #define BLOCK_SIZE 64\r
  26 #define BLOCK_PER_ROW 32\r
  27 \r
  28 const GLchar moco_vertex_shader[] =\r
  29                 "attribute vec4 block_pos;\n"\r
  30                 "attribute vec2 block_edge;\n"\r
  31                 "attribute vec4 block_types;\n"\r
  32                 "attribute vec2 index;\n"\r
  33                 "attribute float cbp;\n"\r
  34                 "uniform vec2 pict_scale;\n"\r
  35         //      "attribute vec2 tex_coord;\n"\r
  36                 "varying vec4 out_yblockpos_x;\n"\r
  37                 "varying vec4 out_yblockpos_y;\n"\r
  38                 "varying vec4 out_uvblockpos_xy;\n"\r
  39                 "varying vec2 out_block_edge;\n"\r
  40 \r
  41                 "const float one=1.0;\n"\r
  42                 "const float c1024=1024.0;\n"\r
  43                 "const float c32=32.0;\n"\r
  44 \r
  45 \r
  46                 "const float c65536=65536.;\n"\r
  47 \r
  48 \r
  49 \r
  50                 "const vec4  y_cbp=vec4(1.0,2.0,4.0,8.0);\n"\r
  51                 "const vec2  uv_cbp=vec2(16.0,32.0);\n"\r
  52                 "void main()\n"\r
  53                 "{\n"\r
  54                 // calculate cbp\r
  55                 "  vec4 cbp_vec=vec4(cbp,cbp,cbp,cbp);\n"\r
  56                 "  vec4 fmod_cbp_y=mod(cbp_vec,y_cbp);\n"\r
  57                 "  vec2 fmod_cbp_uv=mod(cbp_vec.xy,uv_cbp);\n"\r
  58                 "  fmod_cbp_y=sign(vec4(fmod_cbp_y.yzw,fmod_cbp_uv.x)-fmod_cbp_y);\n"\r
  59                 "  fmod_cbp_uv=sign(vec2(fmod_cbp_uv.y,cbp)-fmod_cbp_uv);\n"\r
  60                 // resulting vector should indicate with block is present\r
  61                 // now transform it to a sum (TODO vectorize this)\r
  62                 "  vec4 fmod_cbp_y2=fmod_cbp_y;\n"\r
  63                 "  vec2 fmod_cbp_uv2=fmod_cbp_uv;\n"\r
  64                 "  fmod_cbp_y2.y+=fmod_cbp_y2.x;\n"\r
  65                 "  fmod_cbp_y2.z+=fmod_cbp_y2.y;\n"\r
  66                 "  fmod_cbp_y2.w+=fmod_cbp_y2.z;\n"\r
  67                 "  fmod_cbp_uv2.x+=fmod_cbp_y2.w;\n"\r
  68                 "  fmod_cbp_uv2.y+=fmod_cbp_uv2.x;\n"\r
  69 \r
  70                 // now calculate their position inside the short array\r
  71                 "  float m_index=index.x+index.y*c65536;\n" //Not Endian save\r
  72                 "  fmod_cbp_y2+=m_index;\n" //shift to the blocks\r
  73                 "  fmod_cbp_uv2+=m_index;\n"\r
  74                 "  out_yblockpos_x=mod(fmod_cbp_y2,c32);\n"\r
  75                 "  out_uvblockpos_xy.xy=mod(fmod_cbp_uv2,c32);\n"\r
  76                 "  out_yblockpos_y=floor((fmod_cbp_y2)/c32);\n"\r
  77                 "  out_uvblockpos_xy.zw=floor((fmod_cbp_uv2)/c32);\n"\r
  78 \r
  79                 //Kick out uncoded blocks\r
  80                 "  out_yblockpos_y-=sign(fmod_cbp_y-one)*c1024;\n"\r
  81                 "  out_uvblockpos_xy.zw-=sign(fmod_cbp_uv-one)*c1024;\n"\r
  82 \r
  83 \r
  84                 "  out_block_edge=block_edge;\n"\r
  85                 "  vec4 out_pos=block_pos;\n"\r
  86                 "  out_pos.xy+=block_edge;\n"\r
  87                 "  out_pos.xy*=pict_scale;\n"\r
  88                 "  out_pos.xy-=vec2(one,one);"\r
  89                 "  out_pos.zw=vec2(one,one);"\r
  90                 " gl_Position=out_pos;\n"\r
  91                 "}\n";\r
  92 \r
  93 const GLchar moco_frag_shader[] =\r
  94                 "precision mediump float;\n"\r
  95                 "uniform sampler2D blocks;\n"\r
  96                 "varying vec4 out_yblockpos_x;\n"\r
  97                 "varying vec4 out_yblockpos_y;\n"\r
  98                 "varying vec4 out_uvblockpos_xy;\n"\r
  99                 "varying vec2 out_block_edge;\n"\r
 100                 "const float halfst=0.5;\n"\r
 101                 "const float ctwo=2.0;\n"\r
 102                 "const float sieben=7.0;\n"\r
 103                 "const float acht=8.0;\n"\r
 104                 "const float s8=1./8.;\n"\r
 105                 "const float s16=1./16.;\n"\r
 106                 "const float c1over2047=1./2047.;\n"\r
 107                 "const float c1over1023=1./1023.;\n"\r
 108                 "const float c255=255.;\n"\r
 109                 "const float c65280=65280.;\n"\r
 110                 "const float c65536=65536.;\n"\r
 111                 "const float cstep=32767.;\n"\r
 112                 "\n"\r
 113                 "float unpack_short(vec2 income) {\n"\r
 114                 "   float temp=income.y*c65280+income.x*c255;\n"\r
 115                 "   temp-=step(cstep,temp)*c65536;\n"\r
 116                 "   return abs(temp/c255);\n" //temporary work around\r
 117                 "}"\r
 118         //      "uniform sampler2D textureV;\n"\r
 119         //      "uniform sampler2D textureY;\n"\r
 120 //              "varying vec2 out_texCoord;\n"\r
 121                 "void main()\n"\r
 122                 "{\n"\r
 123                 // first figure out the block num for y, first decide between up and down, fix me field\r
 124         //non field code\r
 125         //      " vec4 ypos_temp1=mix(vec4(out_yblockpos_x.x,out_yblockpos_y.x,out_yblockpos_x.y,out_yblockpos_y.y),"\r
 126         //      "                  vec4(out_yblockpos_x.z,out_yblockpos_y.z,out_yblockpos_x.w,out_yblockpos_y.w),step(halfst,out_block_edge.y));\n"\r
 127                 //field code\r
 128                 " vec4 ypos_temp1=mix(vec4(out_yblockpos_x.x,out_yblockpos_y.x,out_yblockpos_x.y,out_yblockpos_y.y),"\r
 129                                 "                  vec4(out_yblockpos_x.z,out_yblockpos_y.z,out_yblockpos_x.w,out_yblockpos_y.w),step(s16,mod(out_block_edge.y,s8)));\n"\r
 130 \r
 131                 //decide between left and right\r
 132                 " vec2 ypos_temp2=mix(ypos_temp1.xy,ypos_temp1.zw,step(halfst,out_block_edge.x));\n"\r
 133                 //now get the intra 8x8 Block coordinates\r
 134                 " vec2 ypos_temp3=mod(out_block_edge,halfst)*ctwo;\n"\r
 135                 " ypos_temp2.x=(ypos_temp3.x*sieben+(ypos_temp3.y*sieben+acht*ypos_temp2.x)*acht)*c1over2047;\n"\r
 136                 " ypos_temp2.y*=c1over1023;\n"\r
 137                 " ypos_temp1=texture2D(blocks,ypos_temp2);\n" // now select the right data\r
 138                 " ypos_temp2=mix(ypos_temp1.rg,ypos_temp1.ba,step(c1over2047,mod(ypos_temp2.x,c1over1023)));\n" //activate this\r
 139 \r
 140                 " gl_FragColor.r=unpack_short(ypos_temp2.rg);\n" //signed later TODO\r
 141                 //" gl_FragColor.r=ypos_temp1.b;\n" //signed later TODO\r
 142                 " gl_FragColor.g=0.5;\n"\r
 143                 " gl_FragColor.b=0.5;\n"\r
 144                 " gl_FragColor.a=1.0;\n"\r
 145                 //" vec4 blocks=texture2D(blocks,gl_FragCoord.xy/600.);\n"\r
 146 //              "help.x=texture2D(textureY,out_texCoord).r;\n"\r
 147 //              "help.y=texture2D(textureU,out_texCoord).r;\n"\r
 148 //              "help.z=texture2D(textureV,out_texCoord).r;\n" //-uv_corr;\n"\r
 149    //   "  gl_FragColor.rgba=blocks;\n"\r
 150         //      "  gl_FragColor.rgba=vec4(0.7,0.5,0.5,1.0);\n"\r
 151                 //"  gl_FragColor.a=1.;\n"\r
 152                 "}\n";\r
 153 \r
 154 GLMocoShader::GLMocoShader(): GLShader("GLMocoShader")\r
 155 {\r
 156 \r
 157         frame_buf=0;\r
 158         blocks_loc=0;\r
 159 }\r
 160 \r
 161 GLMocoShader::~GLMocoShader()\r
 162 {\r
 163         //parent does everything\r
 164 }\r
 165 \r
 166 int GLMocoShader::init() {\r
 167 \r
 168         if (!initShaders(moco_vertex_shader, moco_frag_shader)) {\r
 169                 Log::getInstance()->log("GLMocoShader", Log::ERR, "init Shaders failed for GLMocoShader");\r
 170                 return 0;\r
 171         }\r
 172         loc_pict_scale = glGetUniformLocation(shad_program, "pict_scale");\r
 173         blocks_loc = glGetUniformLocation(shad_program, "blocks");\r
 174 \r
 175 //      frame_sampler_locY = glGetUniformLocation(shad_program, "textureY");\r
 176         // Log::getInstance()->log("OSD", Log::WARN, "uniform location %x %x",frame_sampler_locY,glGetError());\r
 177 //      frame_sampler_locU = glGetUniformLocation(shad_program, "textureU");\r
 178         //Log::getInstance()->log("OSD", Log::WARN, "uniform location %x %x",frame_sampler_locU,glGetError());\r
 179 //      frame_sampler_locV = glGetUniformLocation(shad_program, "textureV");\r
 180         glGenFramebuffers(1, &frame_buf);\r
 181         //Log::getInstance()->log("GLMocoShader", Log::WARN, "genframe bufmark1 glerror %x",glGetError());\r
 182         glGenTextures(1, &data_blocks);\r
 183         glBindTexture(GL_TEXTURE_2D, data_blocks);\r
 184         glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, BLOCK_TEXTURE_WIDTH >>1, BLOCK_TEXTURE_HEIGHT, 0, GL_RGBA,\r
 185                                 GL_UNSIGNED_BYTE, NULL);\r
 186         char buffer[BLOCK_TEXTURE_WIDTH*4];\r
 187         memset(buffer,0,BLOCK_TEXTURE_WIDTH*4); // the last line is black, simplifies the shader algorithms\r
 188 \r
 189         glTexSubImage2D(GL_TEXTURE_2D,0,0,BLOCK_TEXTURE_HEIGHT-1,\r
 190                         1024,1,\r
 191                         GL_RGBA,GL_UNSIGNED_BYTE,\r
 192                         buffer);\r
 193 \r
 194         glGenBuffers(1,&macro_block);\r
 195         glBindBuffer(GL_ARRAY_BUFFER,macro_block);\r
 196         glBufferData(GL_ARRAY_BUFFER,4096*4*sizeof(XvMCMacroBlock),NULL,GL_DYNAMIC_DRAW);\r
 197         valid_macro_blocks=0;\r
 198 \r
 199 \r
 200         glGenBuffers(1,&triangles);\r
 201         glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,triangles);\r
 202         GLushort *tri_indices=(GLushort *)malloc(sizeof(GLushort)*4096*6);\r
 203         if (!tri_indices) {\r
 204                 Log::getInstance()->log("GLMocoShader", Log::WARN, "allocating triindices failed");\r
 205                 return 0;\r
 206         }\r
 207         GLushort *tri_indices_run=tri_indices;\r
 208         for (int i=0;i<4096;i++) {\r
 209                 *tri_indices_run=i+0*4096;  //strip\r
 210                 tri_indices_run++;\r
 211                 *tri_indices_run=i+2*4096;  //strip\r
 212                 tri_indices_run++;\r
 213                 *tri_indices_run=i+1*4096;  //strip\r
 214                 tri_indices_run++;\r
 215                 *tri_indices_run=i+3*4096;  //strip\r
 216                 tri_indices_run++;\r
 217                 *tri_indices_run=i+3*4096;  //strip\r
 218                 tri_indices_run++;\r
 219                 *tri_indices_run=i+1+0*4096;  //strip\r
 220                 tri_indices_run++;\r
 221         }\r
 222 \r
 223 \r
 224 \r
 225 \r
 226 \r
 227         glBufferData(GL_ELEMENT_ARRAY_BUFFER,4096*6*sizeof(GLushort),tri_indices,GL_STREAM_DRAW);\r
 228         free(tri_indices);\r
 229 \r
 230         glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,0);\r
 231         glBindBuffer(GL_ARRAY_BUFFER,0);\r
 232 \r
 233 \r
 234 \r
 235         return 1;\r
 236 \r
 237 }\r
 238 \r
 239 int GLMocoShader::deinit()\r
 240 {\r
 241         glDeleteFramebuffers(1, &frame_buf);\r
 242         glDeleteTextures(1, &data_blocks);\r
 243         return deinitShaders();\r
 244 }\r
 245 \r
 246 \r
 247 \r
 248 int GLMocoShader::uploadDataBlocks(short* blocks,unsigned int num_blocks, XvMCMacroBlock *m_blocks,unsigned int num_m_blocks)\r
 249 {\r
 250         unsigned int height=(num_blocks)/(BLOCK_PER_ROW);\r
 251 \r
 252         glBindTexture(GL_TEXTURE_2D, data_blocks);\r
 253         glPixelStorei(GL_UNPACK_ALIGNMENT,1);\r
 254 \r
 255 \r
 256 \r
 257 \r
 258         Log::getInstance()->log("GLMocoShader", Log::WARN, "uploadDataBlocks mark1 glerror %x %d",glGetError(),height);\r
 259         glTexSubImage2D(GL_TEXTURE_2D,0,0,0,\r
 260                 BLOCK_TEXTURE_WIDTH>>1,height,\r
 261                 GL_RGBA,GL_UNSIGNED_BYTE,\r
 262                 blocks);\r
 263         Log::getInstance()->log("GLMocoShader", Log::WARN, "uploadDataBlocks mark2 glerror %x",glGetError());\r
 264         glTexSubImage2D(GL_TEXTURE_2D,0,0,height+1,\r
 265                         (num_blocks%BLOCK_PER_ROW)>>1,1,\r
 266                         GL_RGBA,GL_UNSIGNED_BYTE,\r
 267                         blocks);\r
 268 \r
 269         Log::getInstance()->log("GLMocoShader", Log::WARN, "uploadDataBlocks mark2 glerror %x",glGetError());\r
 270 \r
 271 \r
 272 \r
 273         glBindTexture(GL_TEXTURE_2D, 0);\r
 274 \r
 275         valid_macro_blocks=num_m_blocks;\r
 276         glBindBuffer(GL_ARRAY_BUFFER,macro_block);\r
 277         XvMCMacroBlock *m_blocks_run=m_blocks;\r
 278         XvMCMacroBlock *m_blocks_end=m_blocks+num_m_blocks;\r
 279         while (m_blocks_run!=m_blocks_end) {\r
 280                 m_blocks_run->pad0=0xFF00;\r
 281                 m_blocks_run++;\r
 282         }\r
 283         // debug\r
 284 /*      m_blocks[0].x=0;\r
 285         m_blocks[0].y=0;\r
 286         m_blocks[3]=m_blocks[2]=m_blocks[1]=m_blocks[0];\r
 287         m_blocks[0].pad0=0xFF00;\r
 288         m_blocks[1].pad0=0xFFFF;\r
 289         m_blocks[2].pad0=0x0000;\r
 290         m_blocks[3].pad0=0x00FF;\r
 291         m_blocks[1].x=0;\r
 292         m_blocks[1].y=0;\r
 293         m_blocks[2].x=0;\r
 294         m_blocks[2].y=0;\r
 295         m_blocks[3].x=0;\r
 296         m_blocks[3].y=0;*/\r
 297 \r
 298         glBufferSubData(GL_ARRAY_BUFFER, 0* sizeof(XvMCMacroBlock), num_m_blocks * sizeof(XvMCMacroBlock),\r
 299                         m_blocks);\r
 300 \r
 301 \r
 302         m_blocks_run = m_blocks;\r
 303         m_blocks_end = m_blocks + num_m_blocks;\r
 304         while (m_blocks_run != m_blocks_end) {\r
 305                 m_blocks_run->pad0 = 0xFFFF;\r
 306                 m_blocks_run++;\r
 307         }\r
 308         glBufferSubData(GL_ARRAY_BUFFER, 4096* sizeof(XvMCMacroBlock), num_m_blocks * sizeof(XvMCMacroBlock),\r
 309                         m_blocks);\r
 310 \r
 311 \r
 312         m_blocks_run = m_blocks;\r
 313         m_blocks_end = m_blocks + num_m_blocks;\r
 314         while (m_blocks_run != m_blocks_end) {\r
 315                 m_blocks_run->pad0 = 0x0000;\r
 316                 m_blocks_run++;\r
 317         }\r
 318         glBufferSubData(GL_ARRAY_BUFFER, 2 * 4096* sizeof(XvMCMacroBlock),\r
 319                         num_m_blocks * sizeof(XvMCMacroBlock), m_blocks);\r
 320 \r
 321 \r
 322         m_blocks_run = m_blocks;\r
 323         m_blocks_end = m_blocks + num_m_blocks;\r
 324         while (m_blocks_run != m_blocks_end) {\r
 325                 m_blocks_run->pad0 = 0x00FF;\r
 326                 m_blocks_run++;\r
 327         }\r
 328         glBufferSubData(GL_ARRAY_BUFFER, 3 * 4096* sizeof(XvMCMacroBlock),\r
 329                         num_m_blocks * sizeof(XvMCMacroBlock), m_blocks);\r
 330 \r
 331 \r
 332         glBindBuffer(GL_ARRAY_BUFFER,0);\r
 333 \r
 334         return 1;\r
 335 \r
 336 \r
 337 \r
 338 }\r
 339 \r
 340 int GLMocoShader::doMoCo(VPEOGLFrame *target)\r
 341 {\r
 342 \r
 343 //      Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark-2 glerror %x %x",glGetError(),frame_buf);\r
 344 \r
 345         //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark-1 glerror %x %x",glGetError(),frame_buf);\r
 346         glBindFramebuffer(GL_FRAMEBUFFER, frame_buf);\r
 347         Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark1 glerror %x %x %x",glGetError(),target->textures[0],target->textures[1]);\r
 348 \r
 349 \r
 350         glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,\r
 351                         GL_TEXTURE_2D, target->textures[0], 0);\r
 352         //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark1apres glerror %x",glGetError());\r
 353 \r
 354 \r
 355 \r
 356 \r
 357         //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark2 glerror %x",glGetError());\r
 358 \r
 359         //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark2a glerror %x",glGetError());\r
 360 \r
 361         int status = glCheckFramebufferStatus(GL_FRAMEBUFFER);\r
 362         if (status == GL_FRAMEBUFFER_COMPLETE) {\r
 363                 glViewport(0, 0, target->width,target->height);\r
 364         //      Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark2b glerror %x",glGetError());\r
 365 \r
 366                 XvMCMacroBlock * helperp=NULL;\r
 367 \r
 368                 glClearColor(0.0f,0.5f,0.5f,1.f); //this black\r
 369                 glClear(GL_COLOR_BUFFER_BIT);\r
 370                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark2c glerror %x",glGetError());\r
 371 \r
 372                 glUseProgram(shad_program);\r
 373                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark3 glerror %x",glGetError());\r
 374 \r
 375 \r
 376                 const GLfloat pict_scale[]={  32./((float)target->width),32./((float)target->height)};\r
 377 \r
 378                 glUniform2fv(loc_pict_scale,1,(const GLfloat*)&pict_scale);\r
 379 \r
 380 \r
 381 \r
 382                 glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,triangles);\r
 383                                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark5 glerror %x",glGetError());\r
 384                 glBindBuffer(GL_ARRAY_BUFFER,macro_block);\r
 385 \r
 386 \r
 387 \r
 388                 glVertexAttribPointer(0, 2, GL_SHORT, GL_FALSE,\r
 389                                 sizeof(XvMCMacroBlock), NULL);\r
 390 \r
 391                 glEnableVertexAttribArray(0);\r
 392 \r
 393                 glVertexAttribPointer(1, 2, GL_UNSIGNED_BYTE, GL_TRUE,sizeof(XvMCMacroBlock), (const void *) &(helperp->pad0));\r
 394                 glEnableVertexAttribArray(1);\r
 395 \r
 396                 glVertexAttribPointer(2, 4, GL_UNSIGNED_BYTE, GL_FALSE,sizeof(XvMCMacroBlock), (const void *) &(helperp->macroblock_type));\r
 397                 glEnableVertexAttribArray(2);\r
 398 \r
 399                 glVertexAttribPointer(3, 1, GL_SHORT, GL_FALSE,sizeof(XvMCMacroBlock), (const void *) &(helperp->coded_block_pattern));\r
 400                 glEnableVertexAttribArray(3);\r
 401                 glVertexAttribPointer(4, 2, GL_UNSIGNED_SHORT, GL_FALSE,sizeof(XvMCMacroBlock), (const void *) &(helperp->index));\r
 402                 glEnableVertexAttribArray(4);\r
 403 \r
 404 \r
 405                 glActiveTexture(GL_TEXTURE0);\r
 406                 glBindTexture(GL_TEXTURE_2D,data_blocks);\r
 407                 glUniform1i(blocks_loc,0);\r
 408                 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);\r
 409                 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);\r
 410                 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP_TO_EDGE);\r
 411                 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP_TO_EDGE);\r
 412 \r
 413                 glDrawElements(GL_TRIANGLE_STRIP, valid_macro_blocks*6,\r
 414                         GL_UNSIGNED_SHORT, NULL);\r
 415 \r
 416 \r
 417                 /*\r
 418                 glVertexAttribPointer(0, 2, GL_SHORT, GL_FALSE,sizeof(XvMCMacroBlock), 0);\r
 419                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark3 glerror %x",glGetError());\r
 420                 glEnableVertexAttribArray(0);\r
 421 \r
 422                 glVertexAttribPointer(1, 2, GL_UNSIGNED_BYTE, GL_TRUE,sizeof(XvMCMacroBlock), (const void *) &(helperp->pad0));\r
 423                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark3 glerror %x",glGetError());\r
 424                 glEnableVertexAttribArray(1);*/\r
 425 \r
 426         //      Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark4 glerror %x",glGetError());\r
 427 \r
 428 \r
 429                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark6 glerror %x",glGetError());\r
 430 \r
 431         //      glDrawElements(GL_TRIANGLE_STRIP,/*valid_macro_blocks*/4,GL_UNSIGNED_SHORT,0);\r
 432                 Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark7 glerror %x %x",glGetError(),valid_macro_blocks);\r
 433                 //cleanup\r
 434 \r
 435                 glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,0);\r
 436                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark5 glerror %x",glGetError());\r
 437                 glBindBuffer(GL_ARRAY_BUFFER,0);\r
 438 \r
 439                 glBindFramebuffer(GL_FRAMEBUFFER, 0);\r
 440                 glBindTexture(GL_TEXTURE_2D, 0);\r
 441                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark8 glerror %x",glGetError());\r
 442         } else {\r
 443                 glBindFramebuffer(GL_FRAMEBUFFER, 0);\r
 444                 Log::getInstance()->log("GLMocoShader", Log::WARN, "framebuffer not complete %x",status);\r
 445                 return -1;\r
 446         }\r
 447 \r
 448         glFinish(); // since the main rendering is done in a different thread we have to make sure rendering is finished before passing the texture\r
 449         // call this only in the last stage of rendering the moco frame\r
 450         return 0;\r
 451 \r
 452 \r
 453 \r
 454 }\r
 455 \r
 456 /*\r
 457 \r
 458 int GLMocoShader::PrepareRendering(GLuint y_tex, GLuint u_tex, GLuint v_tex) { // This Function setups the rendering pipeline according to the shaders standards\r
 459 \r
 460         //Log::getInstance()->log("OSD", Log::WARN, "mark1 glerror %x",glGetError());\r
 461 \r
 462 \r
 463         //Log::getInstance()->log("OSD", Log::WARN, "mark2 glerror %x",glGetError());\r
 464 \r
 465 \r
 466         glActiveTexture( GL_TEXTURE2);\r
 467         glBindTexture(GL_TEXTURE_2D, v_tex);\r
 468         glUniform1i(frame_sampler_locV, 2);\r
 469         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r
 470         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r
 471 \r
 472         glActiveTexture( GL_TEXTURE1);\r
 473         glBindTexture(GL_TEXTURE_2D, u_tex);\r
 474         glUniform1i(frame_sampler_locU, 1);\r
 475         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r
 476         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r
 477 \r
 478         glActiveTexture( GL_TEXTURE0);\r
 479         glBindTexture(GL_TEXTURE_2D, y_tex);\r
 480         glUniform1i(frame_sampler_locY, 0);\r
 481         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r
 482         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r
 483         return 1;\r
 484 \r
 485 }*/\r
 486 \r
 487 int GLMocoShader::BindAttributes()\r
 488 {\r
 489         glBindAttribLocation(shad_program,0,"block_pos");\r
 490         glBindAttribLocation(shad_program,1,"block_edge");\r
 491         glBindAttribLocation(shad_program,2,"block_types");\r
 492         glBindAttribLocation(shad_program,3,"cbp");\r
 493         glBindAttribLocation(shad_program,4,"index");\r
 494         //glBindAttribLocation(shad_program,1,"tex_coord");\r
 495         return 1;\r
 496 }\r