Miscellaneous changes in mfqe and postproc modules

Adds logic to disable mfqe for the first frame after a configuration
change such as change in resolution. Also adds some missing
if CONFIG_POSTPROC macro checks.

Change-Id: If29053dad50b676bd29189ab7f9fe250eb5d30b3

vp8/common/alloccommon.c

@@ -41,9 +41,11 @@ void vp8_de_alloc_frame_buffers(VP8_COMMON *oci)
         vp8_yv12_de_alloc_frame_buffer(&oci->yv12_fb[i]);
 
     vp8_yv12_de_alloc_frame_buffer(&oci->temp_scale_frame);
+#if CONFIG_POSTPROC
     vp8_yv12_de_alloc_frame_buffer(&oci->post_proc_buffer);
     if (oci->post_proc_buffer_int_used)
         vp8_yv12_de_alloc_frame_buffer(&oci->post_proc_buffer_int);
+#endif
 
     vpx_free(oci->above_context);
     vpx_free(oci->mip);
@@ -96,6 +98,7 @@ int vp8_alloc_frame_buffers(VP8_COMMON *oci, int width, int height)
         return 1;
     }
 
+#if CONFIG_POSTPROC
     if (vp8_yv12_alloc_frame_buffer(&oci->post_proc_buffer, width, height, VP8BORDERINPIXELS) < 0)
     {
         vp8_de_alloc_frame_buffers(oci);
@@ -104,6 +107,9 @@ int vp8_alloc_frame_buffers(VP8_COMMON *oci, int width, int height)
 
     oci->post_proc_buffer_int_used = 0;
 
+    vpx_memset(&oci->postproc_state, 0, sizeof(oci->postproc_state));
+#endif
+
     oci->mb_rows = height >> 4;
     oci->mb_cols = width >> 4;
     oci->MBs = oci->mb_rows * oci->mb_cols;

vp8/common/onyxc_int.h

@@ -92,11 +92,13 @@ typedef struct VP8Common
     int fb_idx_ref_cnt[NUM_YV12_BUFFERS];
     int new_fb_idx, lst_fb_idx, gld_fb_idx, alt_fb_idx;
 
-    YV12_BUFFER_CONFIG post_proc_buffer;
     YV12_BUFFER_CONFIG temp_scale_frame;
 
+#if CONFIG_POSTPROC
+    YV12_BUFFER_CONFIG post_proc_buffer;
     YV12_BUFFER_CONFIG post_proc_buffer_int;
     int post_proc_buffer_int_used;
+#endif
 
     FRAME_TYPE last_frame_type;  /* Save last frame's frame type for motion search. */
     FRAME_TYPE frame_type;

vp8/common/postproc.c

@@ -693,7 +693,7 @@ static void constrain_line (int x0, int *x1, int y0, int *y1, int width, int hei
     }
 }
 
-
+#if CONFIG_POSTPROC
 int vp8_post_proc_frame(VP8_COMMON *oci, YV12_BUFFER_CONFIG *dest, vp8_ppflags_t *ppflags)
 {
     int q = oci->filter_level * 10 / 6;
@@ -716,6 +716,7 @@ int vp8_post_proc_frame(VP8_COMMON *oci, YV12_BUFFER_CONFIG *dest, vp8_ppflags_t
         dest->y_height = oci->Height;
         dest->uv_height = dest->y_height / 2;
         oci->postproc_state.last_base_qindex = oci->base_qindex;
+        oci->postproc_state.last_frame_valid = 1;
         return 0;
     }
 
@@ -746,6 +747,7 @@ int vp8_post_proc_frame(VP8_COMMON *oci, YV12_BUFFER_CONFIG *dest, vp8_ppflags_t
 #endif
 
     if ((flags & VP8D_MFQE) &&
+         oci->postproc_state.last_frame_valid &&
          oci->current_video_frame >= 2 &&
          oci->base_qindex - oci->postproc_state.last_base_qindex >= 10)
     {
@@ -785,6 +787,7 @@ int vp8_post_proc_frame(VP8_COMMON *oci, YV12_BUFFER_CONFIG *dest, vp8_ppflags_t
         vp8_yv12_copy_frame_ptr(oci->frame_to_show, &oci->post_proc_buffer);
         oci->postproc_state.last_base_qindex = oci->base_qindex;
     }
+    oci->postproc_state.last_frame_valid = 1;
 
     if (flags & VP8D_ADDNOISE)
     {
@@ -1171,3 +1174,4 @@ int vp8_post_proc_frame(VP8_COMMON *oci, YV12_BUFFER_CONFIG *dest, vp8_ppflags_t
     dest->uv_height = dest->y_height / 2;
     return 0;
 }
+#endif

vp8/common/postproc.h

@@ -19,6 +19,7 @@ struct postproc_state
     int           last_noise;
     char          noise[3072];
     int           last_base_qindex;
+    int           last_frame_valid;
     DECLARE_ALIGNED(16, char, blackclamp[16]);
     DECLARE_ALIGNED(16, char, whiteclamp[16]);
     DECLARE_ALIGNED(16, char, bothclamp[16]);

vp8/encoder/onyx_if.c

@@ -5058,7 +5058,6 @@ int vp8_get_compressed_data(VP8_COMP *cpi, unsigned int *frame_flags, unsigned l
                 double frame_psnr;
                 YV12_BUFFER_CONFIG      *orig = cpi->Source;
                 YV12_BUFFER_CONFIG      *recon = cpi->common.frame_to_show;
-                YV12_BUFFER_CONFIG      *pp = &cm->post_proc_buffer;
                 int y_samples = orig->y_height * orig->y_width ;
                 int uv_samples = orig->uv_height * orig->uv_width ;
                 int t_samples = y_samples + 2 * uv_samples;
@@ -5082,7 +5081,9 @@ int vp8_get_compressed_data(VP8_COMP *cpi, unsigned int *frame_flags, unsigned l
                 cpi->total_v += vp8_mse2psnr(uv_samples, 255.0, ve);
                 cpi->total_sq_error += sq_error;
                 cpi->total  += frame_psnr;
+#if CONFIG_POSTPROC
                 {
+                    YV12_BUFFER_CONFIG      *pp = &cm->post_proc_buffer;
                     double frame_psnr2, frame_ssim2 = 0;
                     double weight = 0;
 
@@ -5133,6 +5134,7 @@ int vp8_get_compressed_data(VP8_COMP *cpi, unsigned int *frame_flags, unsigned l
                          }
                     }
                 }
+#endif
             }
 
             if (cpi->b_calculate_ssimg)