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Added resizing & initialization of last frame segment map

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When the frame size changes the last frame segment map must
be resized to match and initialized to 0.

Change-Id: Idc10de109f55dbe9af3a6caae355a2974712243d
This commit is contained in:
Adrian Grange
2013-08-09 16:21:27 -07:00
parent 0eef1acbef
commit d5bec522da
3 changed files with 11 additions and 8 deletions
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11
vp9/common/vp9_alloccommon.c
View File

@@ -58,6 +58,7 @@ void vp9_free_frame_buffers(VP9_COMMON *oci) {
vpx_free(oci->mip); vpx_free(oci->mip);
vpx_free(oci->prev_mip); vpx_free(oci->prev_mip);
vpx_free(oci->above_seg_context); vpx_free(oci->above_seg_context);
vpx_free(oci->last_frame_seg_map);
vpx_free(oci->above_context[0]); vpx_free(oci->above_context[0]);
for (i = 0; i < MAX_MB_PLANE; i++) for (i = 0; i < MAX_MB_PLANE; i++)
@@ -65,6 +66,7 @@ void vp9_free_frame_buffers(VP9_COMMON *oci) {
oci->mip = NULL; oci->mip = NULL;
oci->prev_mip = NULL; oci->prev_mip = NULL;
oci->above_seg_context = NULL; oci->above_seg_context = NULL;
oci->last_frame_seg_map = NULL;
} }
static void set_mb_mi(VP9_COMMON *cm, int aligned_width, int aligned_height) { static void set_mb_mi(VP9_COMMON *cm, int aligned_width, int aligned_height) {
@@ -157,6 +159,11 @@ int vp9_alloc_frame_buffers(VP9_COMMON *oci, int width, int height) {
if (!oci->above_seg_context) if (!oci->above_seg_context)
goto fail; goto fail;
// Create the segmentation map structure and set to 0.
oci->last_frame_seg_map = vpx_calloc(oci->mi_rows * oci->mi_cols, 1);
if (!oci->last_frame_seg_map)
goto fail;
return 0; return 0;
fail: fail:
@@ -198,4 +205,8 @@ void vp9_update_frame_size(VP9_COMMON *cm) {
for (i = 1; i < MAX_MB_PLANE; i++) for (i = 1; i < MAX_MB_PLANE; i++)
cm->above_context[i] = cm->above_context[i] =
cm->above_context[0] + i * sizeof(ENTROPY_CONTEXT) * 2 * mi_cols; cm->above_context[0] + i * sizeof(ENTROPY_CONTEXT) * 2 * mi_cols;
// Initialize the previous frame segment map to 0.
if (cm->last_frame_seg_map)
vpx_memset(cm->last_frame_seg_map, 0, cm->mi_rows * cm->mi_cols);
} }

5
vp9/decoder/vp9_decodframe.c
View File

@@ -989,11 +989,6 @@ int vp9_decode_frame(VP9D_COMP *pbi, const uint8_t **p_data_end) {
new_fb->corrupted |= read_compressed_header(pbi, data, first_partition_size); new_fb->corrupted |= read_compressed_header(pbi, data, first_partition_size);
// Create the segmentation map structure and set to 0
if (!pc->last_frame_seg_map)
CHECK_MEM_ERROR(pc, pc->last_frame_seg_map,
vpx_calloc((pc->mi_rows * pc->mi_cols), 1));
setup_block_dptrs(xd, pc->subsampling_x, pc->subsampling_y); setup_block_dptrs(xd, pc->subsampling_x, pc->subsampling_y);
// clear out the coeff buffer // clear out the coeff buffer

3
vp9/decoder/vp9_onyxd_if.c
View File

@@ -160,9 +160,6 @@ void vp9_remove_decompressor(VP9D_PTR ptr) {
if (!pbi) if (!pbi)
return; return;
if (pbi->common.last_frame_seg_map)
vpx_free(pbi->common.last_frame_seg_map);
vp9_remove_common(&pbi->common); vp9_remove_common(&pbi->common);
vp9_worker_end(&pbi->lf_worker); vp9_worker_end(&pbi->lf_worker);
vpx_free(pbi->lf_worker.data1); vpx_free(pbi->lf_worker.data1);