Upstream version 9.38.198.0

[platform/framework/web/crosswalk.git] / src / third_party / ffmpeg / libavcodec / cavs.c

diff --git a/src/third_party/ffmpeg/libavcodec/cavs.c b/src/third_party/ffmpeg/libavcodec/cavs.c
index c5313eb..a41a8aa 100644 (file)
--- a/src/third_party/ffmpeg/libavcodec/cavs.c
+++ b/src/third_party/ffmpeg/libavcodec/cavs.c
@@ -29,7 +29,9 @@
 #include "get_bits.h"
 #include "golomb.h"
 #include "h264chroma.h"
+#include "idctdsp.h"
 #include "mathops.h"
+#include "qpeldsp.h"
 #include "cavs.h"
 
 static const uint8_t alpha_tab[64] = {
@@ -72,15 +74,16 @@ static inline int get_bs(cavs_vector *mvP, cavs_vector *mvQ, int b)
 {
     if ((mvP->ref == REF_INTRA) || (mvQ->ref == REF_INTRA))
         return 2;
-    if ((abs(mvP->x - mvQ->x) >= 4) || (abs(mvP->y - mvQ->y) >= 4))
+    if((abs(mvP->x - mvQ->x) >= 4) ||
+       (abs(mvP->y - mvQ->y) >= 4) ||
+       (mvP->ref != mvQ->ref))
         return 1;
     if (b) {
         mvP += MV_BWD_OFFS;
         mvQ += MV_BWD_OFFS;
-        if ((abs(mvP->x - mvQ->x) >= 4) || (abs(mvP->y - mvQ->y) >= 4))
-            return 1;
-    } else {
-        if (mvP->ref != mvQ->ref)
+        if((abs(mvP->x - mvQ->x) >= 4) ||
+           (abs(mvP->y - mvQ->y) >= 4) ||
+           (mvP->ref != mvQ->ref))
             return 1;
     }
     return 0;
@@ -146,6 +149,8 @@ void ff_cavs_filter(AVSContext *h, enum cavs_mb mb_type)
                 qp_avg = (h->qp + h->left_qp + 1) >> 1;
                 SET_PARAMS;
                 h->cdsp.cavs_filter_lv(h->cy, h->l_stride, alpha, beta, tc, bs[0], bs[1]);
+                qp_avg = (ff_cavs_chroma_qp[h->qp] + ff_cavs_chroma_qp[h->left_qp] + 1) >> 1;
+                SET_PARAMS;
                 h->cdsp.cavs_filter_cv(h->cu, h->c_stride, alpha, beta, tc, bs[0], bs[1]);
                 h->cdsp.cavs_filter_cv(h->cv, h->c_stride, alpha, beta, tc, bs[0], bs[1]);
             }
@@ -158,6 +163,8 @@ void ff_cavs_filter(AVSContext *h, enum cavs_mb mb_type)
                 qp_avg = (h->qp + h->top_qp[h->mbx] + 1) >> 1;
                 SET_PARAMS;
                 h->cdsp.cavs_filter_lh(h->cy, h->l_stride, alpha, beta, tc, bs[4], bs[5]);
+                qp_avg = (ff_cavs_chroma_qp[h->qp] + ff_cavs_chroma_qp[h->top_qp[h->mbx]] + 1) >> 1;
+                SET_PARAMS;
                 h->cdsp.cavs_filter_ch(h->cu, h->c_stride, alpha, beta, tc, bs[4], bs[5]);
                 h->cdsp.cavs_filter_ch(h->cv, h->c_stride, alpha, beta, tc, bs[4], bs[5]);
             }
@@ -231,9 +238,14 @@ void ff_cavs_load_intra_pred_chroma(AVSContext *h)
     /* extend borders by one pixel */
     h->left_border_u[9]              = h->left_border_u[8];
     h->left_border_v[9]              = h->left_border_v[8];
-    h->top_border_u[h->mbx * 10 + 9] = h->top_border_u[h->mbx * 10 + 8];
-    h->top_border_v[h->mbx * 10 + 9] = h->top_border_v[h->mbx * 10 + 8];
-    if (h->mbx && h->mby) {
+    if(h->flags & C_AVAIL) {
+        h->top_border_u[h->mbx*10 + 9] = h->top_border_u[h->mbx*10 + 11];
+        h->top_border_v[h->mbx*10 + 9] = h->top_border_v[h->mbx*10 + 11];
+    } else {
+        h->top_border_u[h->mbx * 10 + 9] = h->top_border_u[h->mbx * 10 + 8];
+        h->top_border_v[h->mbx * 10 + 9] = h->top_border_v[h->mbx * 10 + 8];
+    }
+    if((h->flags & A_AVAIL) && (h->flags & B_AVAIL)) {
         h->top_border_u[h->mbx * 10] = h->left_border_u[0] = h->topleft_border_u;
         h->top_border_v[h->mbx * 10] = h->left_border_v[0] = h->topleft_border_v;
     } else {
@@ -525,7 +537,7 @@ void ff_cavs_inter(AVSContext *h, enum cavs_mb mb_type)
 static inline void scale_mv(AVSContext *h, int *d_x, int *d_y,
                             cavs_vector *src, int distp)
 {
-    int den = h->scale_den[src->ref];
+    int den = h->scale_den[FFMAX(src->ref, 0)];
 
     *d_x = (src->x * distp * den + 256 + (src->x >> 31)) >> 9;
     *d_y = (src->y * distp * den + 256 + (src->y >> 31)) >> 9;
@@ -572,7 +584,7 @@ void ff_cavs_mv(AVSContext *h, enum cavs_mv_loc nP, enum cavs_mv_loc nC,
 
     mvP->ref  = ref;
     mvP->dist = h->dist[mvP->ref];
-    if (mvC->ref == NOT_AVAIL)
+    if (mvC->ref == NOT_AVAIL || (nP == MV_FWD_X3) || (nP == MV_BWD_X3 ))
         mvC = &h->mv[nP - 5];  // set to top-left (mvD)
     if (mode == MV_PRED_PSKIP &&
         (mvA->ref == NOT_AVAIL ||
@@ -742,16 +754,16 @@ void ff_cavs_init_top_lines(AVSContext *h)
 {
     /* alloc top line of predictors */
     h->top_qp       = av_mallocz(h->mb_width);
-    h->top_mv[0]    = av_mallocz((h->mb_width * 2 + 1) * sizeof(cavs_vector));
-    h->top_mv[1]    = av_mallocz((h->mb_width * 2 + 1) * sizeof(cavs_vector));
-    h->top_pred_Y   = av_mallocz(h->mb_width * 2 * sizeof(*h->top_pred_Y));
-    h->top_border_y = av_mallocz((h->mb_width + 1) * 16);
-    h->top_border_u = av_mallocz(h->mb_width * 10);
-    h->top_border_v = av_mallocz(h->mb_width * 10);
+    h->top_mv[0]    = av_mallocz_array(h->mb_width * 2 + 1,  sizeof(cavs_vector));
+    h->top_mv[1]    = av_mallocz_array(h->mb_width * 2 + 1,  sizeof(cavs_vector));
+    h->top_pred_Y   = av_mallocz_array(h->mb_width * 2,  sizeof(*h->top_pred_Y));
+    h->top_border_y = av_mallocz_array(h->mb_width + 1,  16);
+    h->top_border_u = av_mallocz_array(h->mb_width,  10);
+    h->top_border_v = av_mallocz_array(h->mb_width,  10);
 
     /* alloc space for co-located MVs and types */
-    h->col_mv        = av_mallocz(h->mb_width * h->mb_height * 4 *
-                                  sizeof(cavs_vector));
+    h->col_mv        = av_mallocz_array(h->mb_width * h->mb_height,
+                                        4 * sizeof(cavs_vector));
     h->col_type_base = av_mallocz(h->mb_width * h->mb_height);
     h->block         = av_mallocz(64 * sizeof(int16_t));
 }
@@ -760,13 +772,14 @@ av_cold int ff_cavs_init(AVCodecContext *avctx)
 {
     AVSContext *h = avctx->priv_data;
 
-    ff_dsputil_init(&h->dsp, avctx);
+    ff_blockdsp_init(&h->bdsp, avctx);
     ff_h264chroma_init(&h->h264chroma, 8);
+    ff_idctdsp_init(&h->idsp, avctx);
     ff_videodsp_init(&h->vdsp, 8);
     ff_cavsdsp_init(&h->cdsp, avctx);
-    ff_init_scantable_permutation(h->dsp.idct_permutation,
+    ff_init_scantable_permutation(h->idsp.idct_permutation,
                                   h->cdsp.idct_perm);
-    ff_init_scantable(h->dsp.idct_permutation, &h->scantable, ff_zigzag_direct);
+    ff_init_scantable(h->idsp.idct_permutation, &h->scantable, ff_zigzag_direct);
 
     h->avctx       = avctx;
     avctx->pix_fmt = AV_PIX_FMT_YUV420P;