ref: fa0f418523545ab8e50116bba5f1cf769f60ca2f
parent: 1746b2adc6a9f1e3e0f70a1a6a992f1af6851b5d
author: Scott LaVarnway <slavarnway@google.com>
date: Tue Aug 21 08:42:49 EDT 2012
Added row based extend borders Required for frame-based multithreading Change-Id: I361ec468b5bda7836116c5f0bf3a83f60c214a73
--- a/vp8/decoder/decodframe.c
+++ b/vp8/decoder/decodframe.c
@@ -306,6 +306,201 @@
FILE *vpxlog = 0;
#endif
+static void yv12_extend_frame_top_c(YV12_BUFFER_CONFIG *ybf)
+{+ int i;
+ unsigned char *src_ptr1;
+ unsigned char *dest_ptr1;
+
+ unsigned int Border;
+ int plane_stride;
+
+ /***********/
+ /* Y Plane */
+ /***********/
+ Border = ybf->border;
+ plane_stride = ybf->y_stride;
+ src_ptr1 = ybf->y_buffer - Border;
+ dest_ptr1 = src_ptr1 - (Border * plane_stride);
+
+ for (i = 0; i < (int)Border; i++)
+ {+ vpx_memcpy(dest_ptr1, src_ptr1, plane_stride);
+ dest_ptr1 += plane_stride;
+ }
+
+
+ /***********/
+ /* U Plane */
+ /***********/
+ plane_stride = ybf->uv_stride;
+ Border /= 2;
+ src_ptr1 = ybf->u_buffer - Border;
+ dest_ptr1 = src_ptr1 - (Border * plane_stride);
+
+ for (i = 0; i < (int)(Border); i++)
+ {+ vpx_memcpy(dest_ptr1, src_ptr1, plane_stride);
+ dest_ptr1 += plane_stride;
+ }
+
+ /***********/
+ /* V Plane */
+ /***********/
+
+ src_ptr1 = ybf->v_buffer - Border;
+ dest_ptr1 = src_ptr1 - (Border * plane_stride);
+
+ for (i = 0; i < (int)(Border); i++)
+ {+ vpx_memcpy(dest_ptr1, src_ptr1, plane_stride);
+ dest_ptr1 += plane_stride;
+ }
+}
+
+static void yv12_extend_frame_bottom_c(YV12_BUFFER_CONFIG *ybf)
+{+ int i;
+ unsigned char *src_ptr1, *src_ptr2;
+ unsigned char *dest_ptr2;
+
+ unsigned int Border;
+ int plane_stride;
+ int plane_height;
+
+ /***********/
+ /* Y Plane */
+ /***********/
+ Border = ybf->border;
+ plane_stride = ybf->y_stride;
+ plane_height = ybf->y_height;
+
+ src_ptr1 = ybf->y_buffer - Border;
+ src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;
+ dest_ptr2 = src_ptr2 + plane_stride;
+
+ for (i = 0; i < (int)Border; i++)
+ {+ vpx_memcpy(dest_ptr2, src_ptr2, plane_stride);
+ dest_ptr2 += plane_stride;
+ }
+
+
+ /***********/
+ /* U Plane */
+ /***********/
+ plane_stride = ybf->uv_stride;
+ plane_height = ybf->uv_height;
+ Border /= 2;
+
+ src_ptr1 = ybf->u_buffer - Border;
+ src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;
+ dest_ptr2 = src_ptr2 + plane_stride;
+
+ for (i = 0; i < (int)(Border); i++)
+ {+ vpx_memcpy(dest_ptr2, src_ptr2, plane_stride);
+ dest_ptr2 += plane_stride;
+ }
+
+ /***********/
+ /* V Plane */
+ /***********/
+
+ src_ptr1 = ybf->v_buffer - Border;
+ src_ptr2 = src_ptr1 + (plane_height * plane_stride) - plane_stride;
+ dest_ptr2 = src_ptr2 + plane_stride;
+
+ for (i = 0; i < (int)(Border); i++)
+ {+ vpx_memcpy(dest_ptr2, src_ptr2, plane_stride);
+ dest_ptr2 += plane_stride;
+ }
+}
+
+static void yv12_extend_frame_left_right_c(YV12_BUFFER_CONFIG *ybf,
+ unsigned char *y_src,
+ unsigned char *u_src,
+ unsigned char *v_src)
+{+ int i;
+ unsigned char *src_ptr1, *src_ptr2;
+ unsigned char *dest_ptr1, *dest_ptr2;
+
+ unsigned int Border;
+ int plane_stride;
+ int plane_height;
+ int plane_width;
+
+ /***********/
+ /* Y Plane */
+ /***********/
+ Border = ybf->border;
+ plane_stride = ybf->y_stride;
+ plane_height = 16;
+ plane_width = ybf->y_width;
+
+ /* copy the left and right most columns out */
+ src_ptr1 = y_src;
+ src_ptr2 = src_ptr1 + plane_width - 1;
+ dest_ptr1 = src_ptr1 - Border;
+ dest_ptr2 = src_ptr2 + 1;
+
+ for (i = 0; i < plane_height; i++)
+ {+ vpx_memset(dest_ptr1, src_ptr1[0], Border);
+ vpx_memset(dest_ptr2, src_ptr2[0], Border);
+ src_ptr1 += plane_stride;
+ src_ptr2 += plane_stride;
+ dest_ptr1 += plane_stride;
+ dest_ptr2 += plane_stride;
+ }
+
+ /***********/
+ /* U Plane */
+ /***********/
+ plane_stride = ybf->uv_stride;
+ plane_height = 8;
+ plane_width = ybf->uv_width;
+ Border /= 2;
+
+ /* copy the left and right most columns out */
+ src_ptr1 = u_src;
+ src_ptr2 = src_ptr1 + plane_width - 1;
+ dest_ptr1 = src_ptr1 - Border;
+ dest_ptr2 = src_ptr2 + 1;
+
+ for (i = 0; i < plane_height; i++)
+ {+ vpx_memset(dest_ptr1, src_ptr1[0], Border);
+ vpx_memset(dest_ptr2, src_ptr2[0], Border);
+ src_ptr1 += plane_stride;
+ src_ptr2 += plane_stride;
+ dest_ptr1 += plane_stride;
+ dest_ptr2 += plane_stride;
+ }
+
+ /***********/
+ /* V Plane */
+ /***********/
+
+ /* copy the left and right most columns out */
+ src_ptr1 = v_src;
+ src_ptr2 = src_ptr1 + plane_width - 1;
+ dest_ptr1 = src_ptr1 - Border;
+ dest_ptr2 = src_ptr2 + 1;
+
+ for (i = 0; i < plane_height; i++)
+ {+ vpx_memset(dest_ptr1, src_ptr1[0], Border);
+ vpx_memset(dest_ptr2, src_ptr2[0], Border);
+ src_ptr1 += plane_stride;
+ src_ptr2 += plane_stride;
+ dest_ptr1 += plane_stride;
+ dest_ptr2 += plane_stride;
+ }
+}
+
static void decode_mb_rows(VP8D_COMP *pbi)
{VP8_COMMON *const pc = & pbi->common;
@@ -326,6 +521,7 @@
unsigned char *ref_buffer[MAX_REF_FRAMES][3];
unsigned char *dst_buffer[3];
unsigned char *lf_dst[3];
+ unsigned char *eb_dst[3];
int i;
int ref_fb_index[MAX_REF_FRAMES];
int ref_fb_corrupted[MAX_REF_FRAMES];
@@ -346,9 +542,9 @@
}
/* Set up the buffer pointers */
- lf_dst[0] = dst_buffer[0] = pc->yv12_fb[dst_fb_idx].y_buffer;
- lf_dst[1] = dst_buffer[1] = pc->yv12_fb[dst_fb_idx].u_buffer;
- lf_dst[2] = dst_buffer[2] = pc->yv12_fb[dst_fb_idx].v_buffer;
+ eb_dst[0] = lf_dst[0] = dst_buffer[0] = pc->yv12_fb[dst_fb_idx].y_buffer;
+ eb_dst[1] = lf_dst[1] = dst_buffer[1] = pc->yv12_fb[dst_fb_idx].u_buffer;
+ eb_dst[2] = lf_dst[2] = dst_buffer[2] = pc->yv12_fb[dst_fb_idx].v_buffer;
xd->up_available = 0;
@@ -484,6 +680,23 @@
vp8_loop_filter_row_simple(pc, lf_mic, mb_row-1,
recon_y_stride, recon_uv_stride,
lf_dst[0], lf_dst[1], lf_dst[2]);
+
+ if(mb_row > 1)
+ {+ yv12_extend_frame_left_right_c(&pc->yv12_fb[dst_fb_idx],
+ eb_dst[0],
+ eb_dst[1],
+ eb_dst[2]);
+
+ eb_dst[0] += recon_y_stride * 16;
+ eb_dst[1] += recon_uv_stride * 8;
+ eb_dst[2] += recon_uv_stride * 8;
+
+ if(mb_row == 2)
+ yv12_extend_frame_top_c(&pc->yv12_fb[dst_fb_idx]);
+
+ }
+
lf_dst[0] += recon_y_stride * 16;
lf_dst[1] += recon_uv_stride * 8;
lf_dst[2] += recon_uv_stride * 8;
@@ -491,6 +704,24 @@
lf_mic++; /* Skip border mb */
}
}
+ else
+ {+ if(mb_row > 0)
+ {+ /**/
+ yv12_extend_frame_left_right_c(&pc->yv12_fb[dst_fb_idx],
+ eb_dst[0],
+ eb_dst[1],
+ eb_dst[2]);
+
+ eb_dst[0] += recon_y_stride * 16;
+ eb_dst[1] += recon_uv_stride * 8;
+ eb_dst[2] += recon_uv_stride * 8;
+
+ if(mb_row == 1)
+ yv12_extend_frame_top_c(&pc->yv12_fb[dst_fb_idx]);
+ }
+ }
}
if(pc->filter_level)
@@ -503,9 +734,21 @@
vp8_loop_filter_row_simple(pc, lf_mic, mb_row-1, recon_y_stride,
recon_uv_stride, lf_dst[0], lf_dst[1],
lf_dst[2]);
+
+ yv12_extend_frame_left_right_c(&pc->yv12_fb[dst_fb_idx],
+ eb_dst[0],
+ eb_dst[1],
+ eb_dst[2]);
+ eb_dst[0] += recon_y_stride * 16;
+ eb_dst[1] += recon_uv_stride * 8;
+ eb_dst[2] += recon_uv_stride * 8;
}
+ yv12_extend_frame_left_right_c(&pc->yv12_fb[dst_fb_idx],
+ eb_dst[0],
+ eb_dst[1],
+ eb_dst[2]);
- vp8_yv12_extend_frame_borders(&pc->yv12_fb[dst_fb_idx]);
+ yv12_extend_frame_bottom_c(&pc->yv12_fb[dst_fb_idx]);
}
static unsigned int read_partition_size(const unsigned char *cx_size)
--
⑨