Cross Reference: /external/pdfium/core/src/fxcodec/libjpeg/fpdfapi

Lines Matching refs:upsample
27 /* Pointer to routine to upsample a single component */

72   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;

75   upsample->next_row_out = cinfo->max_v_samp_factor;

77   upsample->rows_to_go = cinfo->output_height;

84  * In this version we upsample each component independently.

85  * We upsample one row group into the conversion buffer, then apply

96   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;

102   if (upsample->next_row_out >= cinfo->max_v_samp_factor) {

105       /* Invoke per-component upsample method.  Notice we pass a POINTER

108       (*upsample->methods[ci]) (cinfo, compptr,

109 	input_buf[ci] + (*in_row_group_ctr * upsample->rowgroup_height[ci]),

110 	upsample->color_buf + ci);

112     upsample->next_row_out = 0;

118   num_rows = (JDIMENSION) (cinfo->max_v_samp_factor - upsample->next_row_out);

122   if (num_rows > upsample->rows_to_go) 

123     num_rows = upsample->rows_to_go;

129   (*cinfo->cconvert->color_convert) (cinfo, upsample->color_buf,

130 				     (JDIMENSION) upsample->next_row_out,

136   upsample->rows_to_go -= num_rows;

137   upsample->next_row_out += num_rows;

139   if (upsample->next_row_out >= cinfo->max_v_samp_factor)

145  * These are the routines invoked by sep_upsample to upsample pixel values

193   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;

202   h_expand = upsample->h_expand[compptr->component_index];

203   v_expand = upsample->v_expand[compptr->component_index];

402   my_upsample_ptr upsample;

408   upsample = (my_upsample_ptr)

411   cinfo->upsample = (struct jpeg_upsampler *) upsample;

412   upsample->pub.start_pass = start_pass_upsample;

413   upsample->pub.upsample = sep_upsample;

414   upsample->pub.need_context_rows = FALSE; /* until we find out differently */

438     upsample->rowgroup_height[ci] = v_in_group; /* save for use later */

441       /* Don't bother to upsample an uninteresting component. */

442       upsample->methods[ci] = noop_upsample;

446       upsample->methods[ci] = fullsize_upsample;

452 	upsample->methods[ci] = h2v1_fancy_upsample;

454 	upsample->methods[ci] = h2v1_upsample;

459 	upsample->methods[ci] = h2v2_fancy_upsample;

460 	upsample->pub.need_context_rows = TRUE;

462 	upsample->methods[ci] = h2v2_upsample;

466       upsample->methods[ci] = int_upsample;

467       upsample->h_expand[ci] = (UINT8) (h_out_group / h_in_group);

468       upsample->v_expand[ci] = (UINT8) (v_out_group / v_in_group);

472       upsample->color_buf[ci] = (*cinfo->mem->alloc_sarray)