115 METHODDEF(void) process_data_simple_main(j_decompress_ptr cinfo,
119 METHODDEF(void) process_data_context_main(j_decompress_ptr cinfo,
124 METHODDEF(void) process_data_crank_post(j_decompress_ptr cinfo,
132 alloc_funny_pointers(j_decompress_ptr cinfo)  in alloc_funny_pointers()  argument
137   my_main_ptr main_ptr = (my_main_ptr)cinfo->main;  in alloc_funny_pointers()
139   int M = cinfo->_min_DCT_scaled_size;  in alloc_funny_pointers()
147     (*cinfo->mem->alloc_small) ((j_common_ptr)cinfo, JPOOL_IMAGE,  in alloc_funny_pointers()
148                                 cinfo->num_components * 2 * sizeof(JSAMPARRAY));  in alloc_funny_pointers()
149   main_ptr->xbuffer[1] = main_ptr->xbuffer[0] + cinfo->num_components;  in alloc_funny_pointers()
151   for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in alloc_funny_pointers()
154       cinfo->_min_DCT_scaled_size; /* height of a row group of component */  in alloc_funny_pointers()
159       (*cinfo->mem->alloc_small) ((j_common_ptr)cinfo, JPOOL_IMAGE,  in alloc_funny_pointers()
170 make_funny_pointers(j_decompress_ptr cinfo)  in make_funny_pointers()  argument
178   my_main_ptr main_ptr = (my_main_ptr)cinfo->main;  in make_funny_pointers()
180   int M = cinfo->_min_DCT_scaled_size;  in make_funny_pointers()
184   for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in make_funny_pointers()
187       cinfo->_min_DCT_scaled_size; /* height of a row group of component */  in make_funny_pointers()
213 set_bottom_pointers(j_decompress_ptr cinfo)  in set_bottom_pointers()  argument
219   my_main_ptr main_ptr = (my_main_ptr)cinfo->main;  in set_bottom_pointers()
224   for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in set_bottom_pointers()
228     rgroup = iMCUheight / cinfo->_min_DCT_scaled_size;  in set_bottom_pointers()
254 start_pass_main(j_decompress_ptr cinfo, J_BUF_MODE pass_mode)  in start_pass_main()  argument
256   my_main_ptr main_ptr = (my_main_ptr)cinfo->main;  in start_pass_main()
260     if (cinfo->upsample->need_context_rows) {  in start_pass_main()
262       make_funny_pointers(cinfo); /* Create the xbuffer[] lists */  in start_pass_main()
280     ERREXIT(cinfo, JERR_BAD_BUFFER_MODE);  in start_pass_main()
292 process_data_simple_main(j_decompress_ptr cinfo, JSAMPARRAY output_buf,  in process_data_simple_main()  argument
295   my_main_ptr main_ptr = (my_main_ptr)cinfo->main;  in process_data_simple_main()
300     if (!(*cinfo->coef->decompress_data) (cinfo, main_ptr->buffer))  in process_data_simple_main()
306   rowgroups_avail = (JDIMENSION)cinfo->_min_DCT_scaled_size;  in process_data_simple_main()
313   (*cinfo->post->post_process_data) (cinfo, main_ptr->buffer,  in process_data_simple_main()
331 process_data_context_main(j_decompress_ptr cinfo, JSAMPARRAY output_buf,  in process_data_context_main()  argument
334   my_main_ptr main_ptr = (my_main_ptr)cinfo->main;  in process_data_context_main()
338     if (!(*cinfo->coef->decompress_data) (cinfo,  in process_data_context_main()
353     (*cinfo->post->post_process_data) (cinfo,  in process_data_context_main()
367     main_ptr->rowgroups_avail = (JDIMENSION)(cinfo->_min_DCT_scaled_size - 1);  in process_data_context_main()
371     if (main_ptr->iMCU_row_ctr == cinfo->total_iMCU_rows)  in process_data_context_main()
372       set_bottom_pointers(cinfo);  in process_data_context_main()
377     (*cinfo->post->post_process_data) (cinfo,  in process_data_context_main()
386       set_wraparound_pointers(cinfo);  in process_data_context_main()
392     main_ptr->rowgroup_ctr = (JDIMENSION)(cinfo->_min_DCT_scaled_size + 1);  in process_data_context_main()
393     main_ptr->rowgroups_avail = (JDIMENSION)(cinfo->_min_DCT_scaled_size + 2);  in process_data_context_main()
408 process_data_crank_post(j_decompress_ptr cinfo, JSAMPARRAY output_buf,  in process_data_crank_post()  argument
411   (*cinfo->post->post_process_data) (cinfo, (JSAMPIMAGE)NULL,  in process_data_crank_post()
424 jinit_d_main_controller(j_decompress_ptr cinfo, boolean need_full_buffer)  in jinit_d_main_controller()  argument
431     (*cinfo->mem->alloc_small) ((j_common_ptr)cinfo, JPOOL_IMAGE,  in jinit_d_main_controller()
433   cinfo->main = (struct jpeg_d_main_controller *)main_ptr;  in jinit_d_main_controller()
437     ERREXIT(cinfo, JERR_BAD_BUFFER_MODE);  in jinit_d_main_controller()
442   if (cinfo->upsample->need_context_rows) {  in jinit_d_main_controller()
443     if (cinfo->_min_DCT_scaled_size < 2) /* unsupported, see comments above */  in jinit_d_main_controller()
444       ERREXIT(cinfo, JERR_NOTIMPL);  in jinit_d_main_controller()
445     alloc_funny_pointers(cinfo); /* Alloc space for xbuffer[] lists */  in jinit_d_main_controller()
446     ngroups = cinfo->_min_DCT_scaled_size + 2;  in jinit_d_main_controller()
448     ngroups = cinfo->_min_DCT_scaled_size;  in jinit_d_main_controller()
451   for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components;  in jinit_d_main_controller()
454       cinfo->_min_DCT_scaled_size; /* height of a row group of component */  in jinit_d_main_controller()
455     main_ptr->buffer[ci] = (*cinfo->mem->alloc_sarray)  in jinit_d_main_controller()
456                         ((j_common_ptr)cinfo, JPOOL_IMAGE,  in jinit_d_main_controller()