libvpx: Pull from upstream

source/libvpx/vp9/encoder/vp9_encoder.c

 /*
  * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 1400 matching lines @@
   } while (--h);
 
   src = s->v_buffer;
   h = s->uv_height;
 
   do {
     fwrite(src, s->uv_width, 1, yuv_rec_file);
     src += s->uv_stride;
   } while (--h);
 
-#if CONFIG_ALPHA
-  if (s->alpha_buffer) {
-    src = s->alpha_buffer;
-    h = s->alpha_height;
-    do {
-      fwrite(src, s->alpha_width, 1,  yuv_rec_file);
-      src += s->alpha_stride;
-    } while (--h);
-  }
-#endif
-
   fflush(yuv_rec_file);
 }
 #endif
 
 static void scale_and_extend_frame_nonnormative(const YV12_BUFFER_CONFIG *src,
                                                 YV12_BUFFER_CONFIG *dst) {
   // TODO(dkovalev): replace YV12_BUFFER_CONFIG with vpx_image_t
   int i;
-  const uint8_t *const srcs[4] = {src->y_buffer, src->u_buffer, src->v_buffer,
-                                  src->alpha_buffer};
-  const int src_strides[4] = {src->y_stride, src->uv_stride, src->uv_stride,
-                              src->alpha_stride};
-  const int src_widths[4] = {src->y_crop_width, src->uv_crop_width,
-                             src->uv_crop_width, src->y_crop_width};
-  const int src_heights[4] = {src->y_crop_height, src->uv_crop_height,
-                              src->uv_crop_height, src->y_crop_height};
-  uint8_t *const dsts[4] = {dst->y_buffer, dst->u_buffer, dst->v_buffer,
-                            dst->alpha_buffer};
-  const int dst_strides[4] = {dst->y_stride, dst->uv_stride, dst->uv_stride,
-                              dst->alpha_stride};
-  const int dst_widths[4] = {dst->y_crop_width, dst->uv_crop_width,
-                             dst->uv_crop_width, dst->y_crop_width};
-  const int dst_heights[4] = {dst->y_crop_height, dst->uv_crop_height,
-                              dst->uv_crop_height, dst->y_crop_height};
+  const uint8_t *const srcs[3] = {src->y_buffer, src->u_buffer, src->v_buffer};
+  const int src_strides[3] = {src->y_stride, src->uv_stride, src->uv_stride};
+  const int src_widths[3] = {src->y_crop_width, src->uv_crop_width,
+                             src->uv_crop_width };
+  const int src_heights[3] = {src->y_crop_height, src->uv_crop_height,
+                              src->uv_crop_height};
+  uint8_t *const dsts[3] = {dst->y_buffer, dst->u_buffer, dst->v_buffer};
+  const int dst_strides[3] = {dst->y_stride, dst->uv_stride, dst->uv_stride};
+  const int dst_widths[3] = {dst->y_crop_width, dst->uv_crop_width,
+                             dst->uv_crop_width};
+  const int dst_heights[3] = {dst->y_crop_height, dst->uv_crop_height,
+                              dst->uv_crop_height};
 
   for (i = 0; i < MAX_MB_PLANE; ++i)
     vp9_resize_plane(srcs[i], src_heights[i], src_widths[i], src_strides[i],
                      dsts[i], dst_heights[i], dst_widths[i], dst_strides[i]);
 
   vp9_extend_frame_borders(dst);
 }
 
 static void scale_and_extend_frame(const YV12_BUFFER_CONFIG *src,
                                    YV12_BUFFER_CONFIG *dst) {
   const int src_w = src->y_crop_width;
   const int src_h = src->y_crop_height;
   const int dst_w = dst->y_crop_width;
   const int dst_h = dst->y_crop_height;
-  const uint8_t *const srcs[4] = {src->y_buffer, src->u_buffer, src->v_buffer,
-                                  src->alpha_buffer};
-  const int src_strides[4] = {src->y_stride, src->uv_stride, src->uv_stride,
-                              src->alpha_stride};
-  uint8_t *const dsts[4] = {dst->y_buffer, dst->u_buffer, dst->v_buffer,
-                            dst->alpha_buffer};
-  const int dst_strides[4] = {dst->y_stride, dst->uv_stride, dst->uv_stride,
-                              dst->alpha_stride};
+  const uint8_t *const srcs[3] = {src->y_buffer, src->u_buffer, src->v_buffer};
+  const int src_strides[3] = {src->y_stride, src->uv_stride, src->uv_stride};
+  uint8_t *const dsts[3] = {dst->y_buffer, dst->u_buffer, dst->v_buffer};
+  const int dst_strides[3] = {dst->y_stride, dst->uv_stride, dst->uv_stride};
   const InterpKernel *const kernel = vp9_get_interp_kernel(EIGHTTAP);
   int x, y, i;
 
   for (y = 0; y < dst_h; y += 16) {
     for (x = 0; x < dst_w; x += 16) {
       for (i = 0; i < MAX_MB_PLANE; ++i) {
         const int factor = (i == 0 || i == 3 ? 1 : 2);
         const int x_q4 = x * (16 / factor) * src_w / dst_w;
         const int y_q4 = y * (16 / factor) * src_h / dst_h;
         const int src_stride = src_strides[i];
@@ skipping 750 matching lines @@
     vp9_denoise(cpi->Source, cpi->Source, l);
   }
 #endif
 
 #ifdef OUTPUT_YUV_SRC
   vp9_write_yuv_frame(cpi->Source, yuv_file);
 #endif
 
   set_speed_features(cpi);
 
-#if CONFIG_DENOISING
-#ifdef OUTPUT_YUV_DENOISED
-  if (cpi->oxcf.noise_sensitivity > 0) {
-    vp9_write_yuv_frame_420(&cpi->denoiser.running_avg_y[INTRA_FRAME],
-                            yuv_denoised_file);
-  }
-#endif
-#endif
-
   // Decide q and q bounds.
   q = vp9_rc_pick_q_and_bounds(cpi, &bottom_index, &top_index);
 
   if (!frame_is_intra_only(cm)) {
     cm->interp_filter = cpi->sf.default_interp_filter;
     /* TODO: Decide this more intelligently */
     vp9_set_high_precision_mv(cpi, q < HIGH_PRECISION_MV_QTHRESH);
   }
 
   if (cpi->sf.recode_loop == DISALLOW_RECODE) {
     encode_without_recode_loop(cpi, q);
   } else {
     encode_with_recode_loop(cpi, size, dest, q, bottom_index, top_index);
   }
 
+#if CONFIG_DENOISING
+#ifdef OUTPUT_YUV_DENOISED
+  if (cpi->oxcf.noise_sensitivity > 0) {
+    vp9_write_yuv_frame_420(&cpi->denoiser.running_avg_y[INTRA_FRAME],
+                            yuv_denoised_file);
+  }
+#endif
+#endif
+
+
   // Special case code to reduce pulsing when key frames are forced at a
   // fixed interval. Note the reconstruction error if it is the frame before
   // the force key frame
   if (cpi->rc.next_key_frame_forced && cpi->rc.frames_to_key == 1) {
     cpi->ambient_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm));
   }
 
   // If the encoder forced a KEY_FRAME decision
   if (cm->frame_type == KEY_FRAME)
     cpi->refresh_last_frame = 1;
@@ skipping 152 matching lines @@
 
 
 int vp9_receive_raw_frame(VP9_COMP *cpi, unsigned int frame_flags,
                           YV12_BUFFER_CONFIG *sd, int64_t time_stamp,
                           int64_t end_time) {
   VP9_COMMON *cm = &cpi->common;
   struct vpx_usec_timer timer;
   int res = 0;
   const int subsampling_x = sd->uv_width  < sd->y_width;
   const int subsampling_y = sd->uv_height < sd->y_height;
-  const int is_spatial_svc = cpi->use_svc &&
-                             (cpi->svc.number_temporal_layers == 1);
 
   check_initial_width(cpi, subsampling_x, subsampling_y);
 
   vpx_usec_timer_start(&timer);
 
-#ifdef CONFIG_SPATIAL_SVC
-  if (is_spatial_svc)
+#if CONFIG_SPATIAL_SVC
+  if (cpi->use_svc && cpi->svc.number_temporal_layers == 1)
     res = vp9_svc_lookahead_push(cpi, cpi->lookahead, sd, time_stamp, end_time,
                                  frame_flags);
   else
 #endif
     res = vp9_lookahead_push(cpi->lookahead,
                              sd, time_stamp, end_time, frame_flags);
   if (res)
     res = -1;
   vpx_usec_timer_mark(&timer);
   cpi->time_receive_data += vpx_usec_timer_elapsed(&timer);
@@ skipping 110 matching lines @@
   MV_REFERENCE_FRAME ref_frame;
   int arf_src_index;
   const int is_spatial_svc = cpi->use_svc &&
                              (cpi->svc.number_temporal_layers == 1) &&
                              (cpi->svc.number_spatial_layers > 1);
 
   if (!cpi)
     return -1;
 
   if (is_spatial_svc && cpi->pass == 2) {
+#if CONFIG_SPATIAL_SVC
     vp9_svc_lookahead_peek(cpi, cpi->lookahead, 0, 1);
+#endif
     vp9_restore_layer_context(cpi);
   }
 
   vpx_usec_timer_start(&cmptimer);
 
   cpi->source = NULL;
   cpi->last_source = NULL;
 
   vp9_set_high_precision_mv(cpi, ALTREF_HIGH_PRECISION_MV);
 
   // Normal defaults
   cm->reset_frame_context = 0;
   cm->refresh_frame_context = 1;
   cpi->refresh_last_frame = 1;
   cpi->refresh_golden_frame = 0;
   cpi->refresh_alt_ref_frame = 0;
 
   // Should we encode an arf frame.
   arf_src_index = get_arf_src_index(cpi);
   if (arf_src_index) {
     assert(arf_src_index <= rc->frames_to_key);
 
-#ifdef CONFIG_SPATIAL_SVC
+#if CONFIG_SPATIAL_SVC
     if (is_spatial_svc)
       cpi->source = vp9_svc_lookahead_peek(cpi, cpi->lookahead,
                                            arf_src_index, 0);
     else
 #endif
       cpi->source = vp9_lookahead_peek(cpi->lookahead, arf_src_index);
     if (cpi->source != NULL) {
       cpi->alt_ref_source = cpi->source;
 
-#ifdef CONFIG_SPATIAL_SVC
+#if CONFIG_SPATIAL_SVC
       if (is_spatial_svc && cpi->svc.spatial_layer_id > 0) {
         int i;
         // Reference a hidden frame from a lower layer
         for (i = cpi->svc.spatial_layer_id - 1; i >= 0; --i) {
           if (cpi->oxcf.ss_play_alternate[i]) {
             cpi->gld_fb_idx = cpi->svc.layer_context[i].alt_ref_idx;
             break;
           }
         }
       }
@@ skipping 14 matching lines @@
       rc->is_src_frame_alt_ref = 0;
       rc->source_alt_ref_pending = 0;
     } else {
       rc->source_alt_ref_pending = 0;
     }
   }
 
   if (!cpi->source) {
     // Get last frame source.
     if (cm->current_video_frame > 0) {
-#ifdef CONFIG_SPATIAL_SVC
+#if CONFIG_SPATIAL_SVC
       if (is_spatial_svc)
         cpi->last_source = vp9_svc_lookahead_peek(cpi, cpi->lookahead, -1, 0);
       else
 #endif
         cpi->last_source = vp9_lookahead_peek(cpi->lookahead, -1);
       if (cpi->last_source == NULL)
         return -1;
     }
 
     // Read in the source frame.
-#ifdef CONFIG_SPATIAL_SVC
+#if CONFIG_SPATIAL_SVC
     if (is_spatial_svc)
       cpi->source = vp9_svc_lookahead_pop(cpi, cpi->lookahead, flush);
     else
 #endif
       cpi->source = vp9_lookahead_pop(cpi->lookahead, flush);
     if (cpi->source != NULL) {
       cm->show_frame = 1;
       cm->intra_only = 0;
 
       // Check to see if the frame should be encoded as an arf overlay.
@@ skipping 23 matching lines @@
       cpi->twopass.first_pass_done = 1;
     }
     return -1;
   }
 
   if (cpi->source->ts_start < cpi->first_time_stamp_ever) {
     cpi->first_time_stamp_ever = cpi->source->ts_start;
     cpi->last_end_time_stamp_seen = cpi->source->ts_start;
   }
 
+  // Clear down mmx registers
+  vp9_clear_system_state();
+
   // adjust frame rates based on timestamps given
   if (cm->show_frame) {
     adjust_frame_rate(cpi);
   }
 
   if (cpi->svc.number_temporal_layers > 1 &&
       cpi->oxcf.rc_mode == VPX_CBR) {
     vp9_update_temporal_layer_framerate(cpi);
     vp9_restore_layer_context(cpi);
   }
 
   // start with a 0 size frame
   *size = 0;
 
-  // Clear down mmx registers
-  vp9_clear_system_state();
-
   /* find a free buffer for the new frame, releasing the reference previously
    * held.
    */
   cm->frame_bufs[cm->new_fb_idx].ref_count--;
   cm->new_fb_idx = get_free_fb(cm);
 
   if (!cpi->use_svc && cpi->multi_arf_allowed) {
     if (cm->frame_type == KEY_FRAME) {
       init_buffer_indices(cpi);
     } else if (cpi->pass == 2) {
@@ skipping 322 matching lines @@
     if (flags & VP8_EFLAG_NO_UPD_ARF)
       upd ^= VP9_ALT_FLAG;
 
     vp9_update_reference(cpi, upd);
   }
 
   if (flags & VP8_EFLAG_NO_UPD_ENTROPY) {
     vp9_update_entropy(cpi, 0);
   }
 }