2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
12 #include "vpx_config.h"
14 #include "vpx_mem/vpx_mem.h"
15 #include "onyxc_int.h"
16 #include "findnearmv.h"
17 #include "entropymode.h"
18 #include "systemdependent.h"
21 extern void vp8_init_scan_order_mask();
23 static void update_mode_info_border(MODE_INFO *mi, int rows, int cols)
26 vpx_memset(mi - cols - 2, 0, sizeof(MODE_INFO) * (cols + 1));
28 for (i = 0; i < rows; i++)
30 /* TODO(holmer): Bug? This updates the last element of each row
31 * rather than the border element!
33 vpx_memset(&mi[i*cols-1], 0, sizeof(MODE_INFO));
37 void vp8_de_alloc_frame_buffers(VP8_COMMON *oci)
40 for (i = 0; i < NUM_YV12_BUFFERS; i++)
41 vp8_yv12_de_alloc_frame_buffer(&oci->yv12_fb[i]);
43 vp8_yv12_de_alloc_frame_buffer(&oci->temp_scale_frame);
45 vp8_yv12_de_alloc_frame_buffer(&oci->post_proc_buffer);
46 if (oci->post_proc_buffer_int_used)
47 vp8_yv12_de_alloc_frame_buffer(&oci->post_proc_buffer_int);
50 vpx_free(oci->above_context);
52 vpx_free(oci->prev_mip);
54 oci->above_context = 0;
60 int vp8_alloc_frame_buffers(VP8_COMMON *oci, int width, int height)
64 vp8_de_alloc_frame_buffers(oci);
66 /* our internal buffers are always multiples of 16 */
67 if ((width & 0xf) != 0)
68 width += 16 - (width & 0xf);
70 if ((height & 0xf) != 0)
71 height += 16 - (height & 0xf);
74 for (i = 0; i < NUM_YV12_BUFFERS; i++)
76 oci->fb_idx_ref_cnt[i] = 0;
77 oci->yv12_fb[i].flags = 0;
78 if (vp8_yv12_alloc_frame_buffer(&oci->yv12_fb[i], width, height, VP8BORDERINPIXELS) < 0)
80 vp8_de_alloc_frame_buffers(oci);
90 oci->fb_idx_ref_cnt[0] = 1;
91 oci->fb_idx_ref_cnt[1] = 1;
92 oci->fb_idx_ref_cnt[2] = 1;
93 oci->fb_idx_ref_cnt[3] = 1;
95 if (vp8_yv12_alloc_frame_buffer(&oci->temp_scale_frame, width, 16, VP8BORDERINPIXELS) < 0)
97 vp8_de_alloc_frame_buffers(oci);
102 if (vp8_yv12_alloc_frame_buffer(&oci->post_proc_buffer, width, height, VP8BORDERINPIXELS) < 0)
104 vp8_de_alloc_frame_buffers(oci);
108 oci->post_proc_buffer_int_used = 0;
109 vpx_memset(&oci->postproc_state, 0, sizeof(oci->postproc_state));
110 vpx_memset((&oci->post_proc_buffer)->buffer_alloc,128,(&oci->post_proc_buffer)->frame_size);
113 oci->mb_rows = height >> 4;
114 oci->mb_cols = width >> 4;
115 oci->MBs = oci->mb_rows * oci->mb_cols;
116 oci->mode_info_stride = oci->mb_cols + 1;
117 oci->mip = vpx_calloc((oci->mb_cols + 1) * (oci->mb_rows + 1), sizeof(MODE_INFO));
121 vp8_de_alloc_frame_buffers(oci);
125 oci->mi = oci->mip + oci->mode_info_stride + 1;
127 /* allocate memory for last frame MODE_INFO array */
128 #if CONFIG_ERROR_CONCEALMENT
129 oci->prev_mip = vpx_calloc((oci->mb_cols + 1) * (oci->mb_rows + 1), sizeof(MODE_INFO));
133 vp8_de_alloc_frame_buffers(oci);
137 oci->prev_mi = oci->prev_mip + oci->mode_info_stride + 1;
139 oci->prev_mip = NULL;
143 oci->above_context = vpx_calloc(sizeof(ENTROPY_CONTEXT_PLANES) * oci->mb_cols, 1);
145 if (!oci->above_context)
147 vp8_de_alloc_frame_buffers(oci);
151 update_mode_info_border(oci->mi, oci->mb_rows, oci->mb_cols);
152 #if CONFIG_ERROR_CONCEALMENT
153 update_mode_info_border(oci->prev_mi, oci->mb_rows, oci->mb_cols);
158 void vp8_setup_version(VP8_COMMON *cm)
164 cm->filter_type = NORMAL_LOOPFILTER;
165 cm->use_bilinear_mc_filter = 0;
170 cm->filter_type = SIMPLE_LOOPFILTER;
171 cm->use_bilinear_mc_filter = 1;
176 cm->filter_type = NORMAL_LOOPFILTER;
177 cm->use_bilinear_mc_filter = 1;
182 cm->filter_type = SIMPLE_LOOPFILTER;
183 cm->use_bilinear_mc_filter = 1;
187 /*4,5,6,7 are reserved for future use*/
189 cm->filter_type = NORMAL_LOOPFILTER;
190 cm->use_bilinear_mc_filter = 0;
195 void vp8_create_common(VP8_COMMON *oci)
197 vp8_machine_specific_config(oci);
199 vp8_init_mbmode_probs(oci);
200 vp8_default_bmode_probs(oci->fc.bmode_prob);
202 oci->mb_no_coeff_skip = 1;
204 oci->filter_type = NORMAL_LOOPFILTER;
205 oci->use_bilinear_mc_filter = 0;
207 oci->multi_token_partition = ONE_PARTITION;
208 oci->clr_type = REG_YUV;
209 oci->clamp_type = RECON_CLAMP_REQUIRED;
211 /* Initialize reference frame sign bias structure to defaults */
212 vpx_memset(oci->ref_frame_sign_bias, 0, sizeof(oci->ref_frame_sign_bias));
214 /* Default disable buffer to buffer copying */
215 oci->copy_buffer_to_gf = 0;
216 oci->copy_buffer_to_arf = 0;
219 void vp8_remove_common(VP8_COMMON *oci)
221 vp8_de_alloc_frame_buffers(oci);