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update to libvpx b46243d from repo https://chromium.googlesource.com/webm/libvpx
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@@ -8,59 +8,48 @@
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "segmentation.h"
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#include "vpx_mem/vpx_mem.h"
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void vp8_update_gf_useage_maps(VP8_COMP *cpi, VP8_COMMON *cm, MACROBLOCK *x)
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{
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int mb_row, mb_col;
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void vp8_update_gf_useage_maps(VP8_COMP *cpi, VP8_COMMON *cm, MACROBLOCK *x) {
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int mb_row, mb_col;
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MODE_INFO *this_mb_mode_info = cm->mi;
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MODE_INFO *this_mb_mode_info = cm->mi;
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x->gf_active_ptr = (signed char *)cpi->gf_active_flags;
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x->gf_active_ptr = (signed char *)cpi->gf_active_flags;
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if ((cm->frame_type == KEY_FRAME) || (cm->refresh_golden_frame))
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{
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/* Reset Gf useage monitors */
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memset(cpi->gf_active_flags, 1, (cm->mb_rows * cm->mb_cols));
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cpi->gf_active_count = cm->mb_rows * cm->mb_cols;
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}
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else
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{
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/* for each macroblock row in image */
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for (mb_row = 0; mb_row < cm->mb_rows; mb_row++)
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{
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/* for each macroblock col in image */
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for (mb_col = 0; mb_col < cm->mb_cols; mb_col++)
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{
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/* If using golden then set GF active flag if not already set.
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* If using last frame 0,0 mode then leave flag as it is
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* else if using non 0,0 motion or intra modes then clear
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* flag if it is currently set
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*/
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if ((this_mb_mode_info->mbmi.ref_frame == GOLDEN_FRAME) || (this_mb_mode_info->mbmi.ref_frame == ALTREF_FRAME))
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{
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if (*(x->gf_active_ptr) == 0)
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{
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*(x->gf_active_ptr) = 1;
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cpi->gf_active_count ++;
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}
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}
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else if ((this_mb_mode_info->mbmi.mode != ZEROMV) && *(x->gf_active_ptr))
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{
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*(x->gf_active_ptr) = 0;
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cpi->gf_active_count--;
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}
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x->gf_active_ptr++; /* Step onto next entry */
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this_mb_mode_info++; /* skip to next mb */
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}
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/* this is to account for the border */
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this_mb_mode_info++;
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if ((cm->frame_type == KEY_FRAME) || (cm->refresh_golden_frame)) {
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/* Reset Gf useage monitors */
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memset(cpi->gf_active_flags, 1, (cm->mb_rows * cm->mb_cols));
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cpi->gf_active_count = cm->mb_rows * cm->mb_cols;
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} else {
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/* for each macroblock row in image */
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for (mb_row = 0; mb_row < cm->mb_rows; ++mb_row) {
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/* for each macroblock col in image */
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for (mb_col = 0; mb_col < cm->mb_cols; ++mb_col) {
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/* If using golden then set GF active flag if not already set.
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* If using last frame 0,0 mode then leave flag as it is
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* else if using non 0,0 motion or intra modes then clear
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* flag if it is currently set
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*/
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if ((this_mb_mode_info->mbmi.ref_frame == GOLDEN_FRAME) ||
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(this_mb_mode_info->mbmi.ref_frame == ALTREF_FRAME)) {
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if (*(x->gf_active_ptr) == 0) {
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*(x->gf_active_ptr) = 1;
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cpi->gf_active_count++;
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}
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} else if ((this_mb_mode_info->mbmi.mode != ZEROMV) &&
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*(x->gf_active_ptr)) {
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*(x->gf_active_ptr) = 0;
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cpi->gf_active_count--;
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}
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x->gf_active_ptr++; /* Step onto next entry */
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this_mb_mode_info++; /* skip to next mb */
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}
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/* this is to account for the border */
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this_mb_mode_info++;
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}
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}
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}
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