11b362b15af34006e6a11974088a46d42b903418eJohann/* 21b362b15af34006e6a11974088a46d42b903418eJohann * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 31b362b15af34006e6a11974088a46d42b903418eJohann * 41b362b15af34006e6a11974088a46d42b903418eJohann * Use of this source code is governed by a BSD-style license 51b362b15af34006e6a11974088a46d42b903418eJohann * that can be found in the LICENSE file in the root of the source 61b362b15af34006e6a11974088a46d42b903418eJohann * tree. An additional intellectual property rights grant can be found 71b362b15af34006e6a11974088a46d42b903418eJohann * in the file PATENTS. All contributing project authors may 81b362b15af34006e6a11974088a46d42b903418eJohann * be found in the AUTHORS file in the root of the source tree. 91b362b15af34006e6a11974088a46d42b903418eJohann */ 101b362b15af34006e6a11974088a46d42b903418eJohann 111b362b15af34006e6a11974088a46d42b903418eJohann#include "vp8/common/onyxc_int.h" 121b362b15af34006e6a11974088a46d42b903418eJohann#if CONFIG_POSTPROC 131b362b15af34006e6a11974088a46d42b903418eJohann#include "vp8/common/postproc.h" 141b362b15af34006e6a11974088a46d42b903418eJohann#endif 151b362b15af34006e6a11974088a46d42b903418eJohann#include "vp8/common/onyxd.h" 161b362b15af34006e6a11974088a46d42b903418eJohann#include "onyxd_int.h" 171b362b15af34006e6a11974088a46d42b903418eJohann#include "vpx_mem/vpx_mem.h" 181b362b15af34006e6a11974088a46d42b903418eJohann#include "vp8/common/alloccommon.h" 191b362b15af34006e6a11974088a46d42b903418eJohann#include "vp8/common/loopfilter.h" 201b362b15af34006e6a11974088a46d42b903418eJohann#include "vp8/common/swapyv12buffer.h" 211b362b15af34006e6a11974088a46d42b903418eJohann#include "vp8/common/threading.h" 221b362b15af34006e6a11974088a46d42b903418eJohann#include "decoderthreading.h" 231b362b15af34006e6a11974088a46d42b903418eJohann#include <stdio.h> 241b362b15af34006e6a11974088a46d42b903418eJohann#include <assert.h> 251b362b15af34006e6a11974088a46d42b903418eJohann 261b362b15af34006e6a11974088a46d42b903418eJohann#include "vp8/common/quant_common.h" 272263fc984bdc858ee931d3e35c87c404de923950Johann#include "vp8/common/reconintra.h" 282263fc984bdc858ee931d3e35c87c404de923950Johann#include "./vpx_dsp_rtcd.h" 29ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang#include "./vpx_scale_rtcd.h" 30ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang#include "vpx_scale/vpx_scale.h" 311b362b15af34006e6a11974088a46d42b903418eJohann#include "vp8/common/systemdependent.h" 327bc9febe8749e98a3812a0dc4380ceae75c29450Johann#include "vpx_ports/system_state.h" 332263fc984bdc858ee931d3e35c87c404de923950Johann#include "vpx_ports/vpx_once.h" 341b362b15af34006e6a11974088a46d42b903418eJohann#include "vpx_ports/vpx_timer.h" 351b362b15af34006e6a11974088a46d42b903418eJohann#include "detokenize.h" 361b362b15af34006e6a11974088a46d42b903418eJohann#if CONFIG_ERROR_CONCEALMENT 371b362b15af34006e6a11974088a46d42b903418eJohann#include "error_concealment.h" 381b362b15af34006e6a11974088a46d42b903418eJohann#endif 391b362b15af34006e6a11974088a46d42b903418eJohann#if ARCH_ARM 401b362b15af34006e6a11974088a46d42b903418eJohann#include "vpx_ports/arm.h" 411b362b15af34006e6a11974088a46d42b903418eJohann#endif 421b362b15af34006e6a11974088a46d42b903418eJohann 431b362b15af34006e6a11974088a46d42b903418eJohannextern void vp8_init_loop_filter(VP8_COMMON *cm); 441b362b15af34006e6a11974088a46d42b903418eJohannextern void vp8cx_init_de_quantizer(VP8D_COMP *pbi); 457bc9febe8749e98a3812a0dc4380ceae75c29450Johannstatic int get_free_fb(VP8_COMMON *cm); 467bc9febe8749e98a3812a0dc4380ceae75c29450Johannstatic void ref_cnt_fb(int *buf, int *idx, int new_idx); 471b362b15af34006e6a11974088a46d42b903418eJohann 482263fc984bdc858ee931d3e35c87c404de923950Johannstatic void initialize_dec(void) { 497bc9febe8749e98a3812a0dc4380ceae75c29450Johann static volatile int init_done = 0; 502263fc984bdc858ee931d3e35c87c404de923950Johann 517bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (!init_done) { 527bc9febe8749e98a3812a0dc4380ceae75c29450Johann vpx_dsp_rtcd(); 537bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_init_intra_predictors(); 547bc9febe8749e98a3812a0dc4380ceae75c29450Johann init_done = 1; 557bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 562263fc984bdc858ee931d3e35c87c404de923950Johann} 572263fc984bdc858ee931d3e35c87c404de923950Johann 587bc9febe8749e98a3812a0dc4380ceae75c29450Johannstatic void remove_decompressor(VP8D_COMP *pbi) { 59ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang#if CONFIG_ERROR_CONCEALMENT 607bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_de_alloc_overlap_lists(pbi); 61ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang#endif 627bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_remove_common(&pbi->common); 637bc9febe8749e98a3812a0dc4380ceae75c29450Johann vpx_free(pbi); 64ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang} 65ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 667bc9febe8749e98a3812a0dc4380ceae75c29450Johannstatic struct VP8D_COMP *create_decompressor(VP8D_CONFIG *oxcf) { 677bc9febe8749e98a3812a0dc4380ceae75c29450Johann VP8D_COMP *pbi = vpx_memalign(32, sizeof(VP8D_COMP)); 681b362b15af34006e6a11974088a46d42b903418eJohann 697bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (!pbi) return NULL; 701b362b15af34006e6a11974088a46d42b903418eJohann 717bc9febe8749e98a3812a0dc4380ceae75c29450Johann memset(pbi, 0, sizeof(VP8D_COMP)); 721b362b15af34006e6a11974088a46d42b903418eJohann 737bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (setjmp(pbi->common.error.jmp)) { 747bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.error.setjmp = 0; 757bc9febe8749e98a3812a0dc4380ceae75c29450Johann remove_decompressor(pbi); 767bc9febe8749e98a3812a0dc4380ceae75c29450Johann return 0; 777bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 781b362b15af34006e6a11974088a46d42b903418eJohann 797bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.error.setjmp = 1; 801b362b15af34006e6a11974088a46d42b903418eJohann 817bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_create_common(&pbi->common); 821b362b15af34006e6a11974088a46d42b903418eJohann 837bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.current_video_frame = 0; 847bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->ready_for_new_data = 1; 851b362b15af34006e6a11974088a46d42b903418eJohann 867bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* vp8cx_init_de_quantizer() is first called here. Add check in 877bc9febe8749e98a3812a0dc4380ceae75c29450Johann * frame_init_dequantizer() to avoid 887bc9febe8749e98a3812a0dc4380ceae75c29450Johann * unnecessary calling of vp8cx_init_de_quantizer() for every frame. 897bc9febe8749e98a3812a0dc4380ceae75c29450Johann */ 907bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8cx_init_de_quantizer(pbi); 911b362b15af34006e6a11974088a46d42b903418eJohann 927bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_loop_filter_init(&pbi->common); 931b362b15af34006e6a11974088a46d42b903418eJohann 947bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.error.setjmp = 0; 951b362b15af34006e6a11974088a46d42b903418eJohann 961b362b15af34006e6a11974088a46d42b903418eJohann#if CONFIG_ERROR_CONCEALMENT 977bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->ec_enabled = oxcf->error_concealment; 987bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->overlaps = NULL; 991b362b15af34006e6a11974088a46d42b903418eJohann#else 1007bc9febe8749e98a3812a0dc4380ceae75c29450Johann (void)oxcf; 1017bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->ec_enabled = 0; 1021b362b15af34006e6a11974088a46d42b903418eJohann#endif 1037bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* Error concealment is activated after a key frame has been 1047bc9febe8749e98a3812a0dc4380ceae75c29450Johann * decoded without errors when error concealment is enabled. 1057bc9febe8749e98a3812a0dc4380ceae75c29450Johann */ 1067bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->ec_active = 0; 1071b362b15af34006e6a11974088a46d42b903418eJohann 1087bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->decoded_key_frame = 0; 1091b362b15af34006e6a11974088a46d42b903418eJohann 1107bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* Independent partitions is activated when a frame updates the 1117bc9febe8749e98a3812a0dc4380ceae75c29450Johann * token probability table to have equal probabilities over the 1127bc9febe8749e98a3812a0dc4380ceae75c29450Johann * PREV_COEF context. 1137bc9febe8749e98a3812a0dc4380ceae75c29450Johann */ 1147bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->independent_partitions = 0; 1151b362b15af34006e6a11974088a46d42b903418eJohann 1167bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_setup_block_dptrs(&pbi->mb); 1171b362b15af34006e6a11974088a46d42b903418eJohann 1187bc9febe8749e98a3812a0dc4380ceae75c29450Johann once(initialize_dec); 1192263fc984bdc858ee931d3e35c87c404de923950Johann 1207bc9febe8749e98a3812a0dc4380ceae75c29450Johann return pbi; 1211b362b15af34006e6a11974088a46d42b903418eJohann} 1221b362b15af34006e6a11974088a46d42b903418eJohann 1237bc9febe8749e98a3812a0dc4380ceae75c29450Johannvpx_codec_err_t vp8dx_get_reference(VP8D_COMP *pbi, 1247bc9febe8749e98a3812a0dc4380ceae75c29450Johann enum vpx_ref_frame_type ref_frame_flag, 1257bc9febe8749e98a3812a0dc4380ceae75c29450Johann YV12_BUFFER_CONFIG *sd) { 1267bc9febe8749e98a3812a0dc4380ceae75c29450Johann VP8_COMMON *cm = &pbi->common; 1277bc9febe8749e98a3812a0dc4380ceae75c29450Johann int ref_fb_idx; 1287bc9febe8749e98a3812a0dc4380ceae75c29450Johann 1297bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (ref_frame_flag == VP8_LAST_FRAME) { 1307bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_fb_idx = cm->lst_fb_idx; 1317bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else if (ref_frame_flag == VP8_GOLD_FRAME) { 1327bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_fb_idx = cm->gld_fb_idx; 1337bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else if (ref_frame_flag == VP8_ALTR_FRAME) { 1347bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_fb_idx = cm->alt_fb_idx; 1357bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else { 1367bc9febe8749e98a3812a0dc4380ceae75c29450Johann vpx_internal_error(&pbi->common.error, VPX_CODEC_ERROR, 1377bc9febe8749e98a3812a0dc4380ceae75c29450Johann "Invalid reference frame"); 1381b362b15af34006e6a11974088a46d42b903418eJohann return pbi->common.error.error_code; 1397bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 1407bc9febe8749e98a3812a0dc4380ceae75c29450Johann 1417bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->yv12_fb[ref_fb_idx].y_height != sd->y_height || 1427bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->yv12_fb[ref_fb_idx].y_width != sd->y_width || 1437bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->yv12_fb[ref_fb_idx].uv_height != sd->uv_height || 1447bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->yv12_fb[ref_fb_idx].uv_width != sd->uv_width) { 1457bc9febe8749e98a3812a0dc4380ceae75c29450Johann vpx_internal_error(&pbi->common.error, VPX_CODEC_ERROR, 1467bc9febe8749e98a3812a0dc4380ceae75c29450Johann "Incorrect buffer dimensions"); 1477bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else 1487bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_yv12_copy_frame(&cm->yv12_fb[ref_fb_idx], sd); 1497bc9febe8749e98a3812a0dc4380ceae75c29450Johann 1507bc9febe8749e98a3812a0dc4380ceae75c29450Johann return pbi->common.error.error_code; 1511b362b15af34006e6a11974088a46d42b903418eJohann} 1521b362b15af34006e6a11974088a46d42b903418eJohann 1537bc9febe8749e98a3812a0dc4380ceae75c29450Johannvpx_codec_err_t vp8dx_set_reference(VP8D_COMP *pbi, 1547bc9febe8749e98a3812a0dc4380ceae75c29450Johann enum vpx_ref_frame_type ref_frame_flag, 1557bc9febe8749e98a3812a0dc4380ceae75c29450Johann YV12_BUFFER_CONFIG *sd) { 1567bc9febe8749e98a3812a0dc4380ceae75c29450Johann VP8_COMMON *cm = &pbi->common; 1577bc9febe8749e98a3812a0dc4380ceae75c29450Johann int *ref_fb_ptr = NULL; 1587bc9febe8749e98a3812a0dc4380ceae75c29450Johann int free_fb; 1597bc9febe8749e98a3812a0dc4380ceae75c29450Johann 1607bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (ref_frame_flag == VP8_LAST_FRAME) { 1617bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_fb_ptr = &cm->lst_fb_idx; 1627bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else if (ref_frame_flag == VP8_GOLD_FRAME) { 1637bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_fb_ptr = &cm->gld_fb_idx; 1647bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else if (ref_frame_flag == VP8_ALTR_FRAME) { 1657bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_fb_ptr = &cm->alt_fb_idx; 1667bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else { 1677bc9febe8749e98a3812a0dc4380ceae75c29450Johann vpx_internal_error(&pbi->common.error, VPX_CODEC_ERROR, 1687bc9febe8749e98a3812a0dc4380ceae75c29450Johann "Invalid reference frame"); 1697bc9febe8749e98a3812a0dc4380ceae75c29450Johann return pbi->common.error.error_code; 1707bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 1717bc9febe8749e98a3812a0dc4380ceae75c29450Johann 1727bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->yv12_fb[*ref_fb_ptr].y_height != sd->y_height || 1737bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->yv12_fb[*ref_fb_ptr].y_width != sd->y_width || 1747bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->yv12_fb[*ref_fb_ptr].uv_height != sd->uv_height || 1757bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->yv12_fb[*ref_fb_ptr].uv_width != sd->uv_width) { 1767bc9febe8749e98a3812a0dc4380ceae75c29450Johann vpx_internal_error(&pbi->common.error, VPX_CODEC_ERROR, 1777bc9febe8749e98a3812a0dc4380ceae75c29450Johann "Incorrect buffer dimensions"); 1787bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else { 1797bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* Find an empty frame buffer. */ 1807bc9febe8749e98a3812a0dc4380ceae75c29450Johann free_fb = get_free_fb(cm); 1817bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* Decrease fb_idx_ref_cnt since it will be increased again in 1827bc9febe8749e98a3812a0dc4380ceae75c29450Johann * ref_cnt_fb() below. */ 1837bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->fb_idx_ref_cnt[free_fb]--; 1847bc9febe8749e98a3812a0dc4380ceae75c29450Johann 1857bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* Manage the reference counters and copy image. */ 1867bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_cnt_fb(cm->fb_idx_ref_cnt, ref_fb_ptr, free_fb); 1877bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_yv12_copy_frame(sd, &cm->yv12_fb[*ref_fb_ptr]); 1887bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 1897bc9febe8749e98a3812a0dc4380ceae75c29450Johann 1907bc9febe8749e98a3812a0dc4380ceae75c29450Johann return pbi->common.error.error_code; 1911b362b15af34006e6a11974088a46d42b903418eJohann} 1921b362b15af34006e6a11974088a46d42b903418eJohann 1937bc9febe8749e98a3812a0dc4380ceae75c29450Johannstatic int get_free_fb(VP8_COMMON *cm) { 1947bc9febe8749e98a3812a0dc4380ceae75c29450Johann int i; 1957bc9febe8749e98a3812a0dc4380ceae75c29450Johann for (i = 0; i < NUM_YV12_BUFFERS; ++i) { 1967bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->fb_idx_ref_cnt[i] == 0) break; 1977bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 1981b362b15af34006e6a11974088a46d42b903418eJohann 1997bc9febe8749e98a3812a0dc4380ceae75c29450Johann assert(i < NUM_YV12_BUFFERS); 2007bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->fb_idx_ref_cnt[i] = 1; 2017bc9febe8749e98a3812a0dc4380ceae75c29450Johann return i; 2021b362b15af34006e6a11974088a46d42b903418eJohann} 2031b362b15af34006e6a11974088a46d42b903418eJohann 2047bc9febe8749e98a3812a0dc4380ceae75c29450Johannstatic void ref_cnt_fb(int *buf, int *idx, int new_idx) { 2057bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (buf[*idx] > 0) buf[*idx]--; 2061b362b15af34006e6a11974088a46d42b903418eJohann 2077bc9febe8749e98a3812a0dc4380ceae75c29450Johann *idx = new_idx; 2081b362b15af34006e6a11974088a46d42b903418eJohann 2097bc9febe8749e98a3812a0dc4380ceae75c29450Johann buf[new_idx]++; 2101b362b15af34006e6a11974088a46d42b903418eJohann} 2111b362b15af34006e6a11974088a46d42b903418eJohann 2121b362b15af34006e6a11974088a46d42b903418eJohann/* If any buffer copy / swapping is signalled it should be done here. */ 2137bc9febe8749e98a3812a0dc4380ceae75c29450Johannstatic int swap_frame_buffers(VP8_COMMON *cm) { 2147bc9febe8749e98a3812a0dc4380ceae75c29450Johann int err = 0; 2157bc9febe8749e98a3812a0dc4380ceae75c29450Johann 2167bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* The alternate reference frame or golden frame can be updated 2177bc9febe8749e98a3812a0dc4380ceae75c29450Johann * using the new, last, or golden/alt ref frame. If it 2187bc9febe8749e98a3812a0dc4380ceae75c29450Johann * is updated using the newly decoded frame it is a refresh. 2197bc9febe8749e98a3812a0dc4380ceae75c29450Johann * An update using the last or golden/alt ref frame is a copy. 2207bc9febe8749e98a3812a0dc4380ceae75c29450Johann */ 2217bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->copy_buffer_to_arf) { 2227bc9febe8749e98a3812a0dc4380ceae75c29450Johann int new_fb = 0; 2237bc9febe8749e98a3812a0dc4380ceae75c29450Johann 2247bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->copy_buffer_to_arf == 1) { 2257bc9febe8749e98a3812a0dc4380ceae75c29450Johann new_fb = cm->lst_fb_idx; 2267bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else if (cm->copy_buffer_to_arf == 2) { 2277bc9febe8749e98a3812a0dc4380ceae75c29450Johann new_fb = cm->gld_fb_idx; 2287bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else { 2297bc9febe8749e98a3812a0dc4380ceae75c29450Johann err = -1; 2301b362b15af34006e6a11974088a46d42b903418eJohann } 2311b362b15af34006e6a11974088a46d42b903418eJohann 2327bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_cnt_fb(cm->fb_idx_ref_cnt, &cm->alt_fb_idx, new_fb); 2337bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 2341b362b15af34006e6a11974088a46d42b903418eJohann 2357bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->copy_buffer_to_gf) { 2367bc9febe8749e98a3812a0dc4380ceae75c29450Johann int new_fb = 0; 2371b362b15af34006e6a11974088a46d42b903418eJohann 2387bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->copy_buffer_to_gf == 1) { 2397bc9febe8749e98a3812a0dc4380ceae75c29450Johann new_fb = cm->lst_fb_idx; 2407bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else if (cm->copy_buffer_to_gf == 2) { 2417bc9febe8749e98a3812a0dc4380ceae75c29450Johann new_fb = cm->alt_fb_idx; 2427bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else { 2437bc9febe8749e98a3812a0dc4380ceae75c29450Johann err = -1; 2441b362b15af34006e6a11974088a46d42b903418eJohann } 2451b362b15af34006e6a11974088a46d42b903418eJohann 2467bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_cnt_fb(cm->fb_idx_ref_cnt, &cm->gld_fb_idx, new_fb); 2477bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 2481b362b15af34006e6a11974088a46d42b903418eJohann 2497bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->refresh_golden_frame) { 2507bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_cnt_fb(cm->fb_idx_ref_cnt, &cm->gld_fb_idx, cm->new_fb_idx); 2517bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 2521b362b15af34006e6a11974088a46d42b903418eJohann 2537bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->refresh_alt_ref_frame) { 2547bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_cnt_fb(cm->fb_idx_ref_cnt, &cm->alt_fb_idx, cm->new_fb_idx); 2557bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 2561b362b15af34006e6a11974088a46d42b903418eJohann 2577bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->refresh_last_frame) { 2587bc9febe8749e98a3812a0dc4380ceae75c29450Johann ref_cnt_fb(cm->fb_idx_ref_cnt, &cm->lst_fb_idx, cm->new_fb_idx); 2597bc9febe8749e98a3812a0dc4380ceae75c29450Johann 2607bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->frame_to_show = &cm->yv12_fb[cm->lst_fb_idx]; 2617bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else { 2627bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->frame_to_show = &cm->yv12_fb[cm->new_fb_idx]; 2637bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 2641b362b15af34006e6a11974088a46d42b903418eJohann 2657bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->fb_idx_ref_cnt[cm->new_fb_idx]--; 2661b362b15af34006e6a11974088a46d42b903418eJohann 2677bc9febe8749e98a3812a0dc4380ceae75c29450Johann return err; 2681b362b15af34006e6a11974088a46d42b903418eJohann} 2691b362b15af34006e6a11974088a46d42b903418eJohann 2707bc9febe8749e98a3812a0dc4380ceae75c29450Johannstatic int check_fragments_for_errors(VP8D_COMP *pbi) { 2717bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (!pbi->ec_active && pbi->fragments.count <= 1 && 2727bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->fragments.sizes[0] == 0) { 2737bc9febe8749e98a3812a0dc4380ceae75c29450Johann VP8_COMMON *cm = &pbi->common; 2747bc9febe8749e98a3812a0dc4380ceae75c29450Johann 2757bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* If error concealment is disabled we won't signal missing frames 2767bc9febe8749e98a3812a0dc4380ceae75c29450Johann * to the decoder. 2777bc9febe8749e98a3812a0dc4380ceae75c29450Johann */ 2787bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->fb_idx_ref_cnt[cm->lst_fb_idx] > 1) { 2797bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* The last reference shares buffer with another reference 2807bc9febe8749e98a3812a0dc4380ceae75c29450Johann * buffer. Move it to its own buffer before setting it as 2817bc9febe8749e98a3812a0dc4380ceae75c29450Johann * corrupt, otherwise we will make multiple buffers corrupt. 2827bc9febe8749e98a3812a0dc4380ceae75c29450Johann */ 2837bc9febe8749e98a3812a0dc4380ceae75c29450Johann const int prev_idx = cm->lst_fb_idx; 2847bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->fb_idx_ref_cnt[prev_idx]--; 2857bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->lst_fb_idx = get_free_fb(cm); 2867bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_yv12_copy_frame(&cm->yv12_fb[prev_idx], &cm->yv12_fb[cm->lst_fb_idx]); 2871b362b15af34006e6a11974088a46d42b903418eJohann } 2887bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* This is used to signal that we are missing frames. 2897bc9febe8749e98a3812a0dc4380ceae75c29450Johann * We do not know if the missing frame(s) was supposed to update 2907bc9febe8749e98a3812a0dc4380ceae75c29450Johann * any of the reference buffers, but we act conservative and 2917bc9febe8749e98a3812a0dc4380ceae75c29450Johann * mark only the last buffer as corrupted. 2927bc9febe8749e98a3812a0dc4380ceae75c29450Johann */ 2937bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->yv12_fb[cm->lst_fb_idx].corrupted = 1; 2947bc9febe8749e98a3812a0dc4380ceae75c29450Johann 2957bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* Signal that we have no frame to show. */ 2967bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->show_frame = 0; 2977bc9febe8749e98a3812a0dc4380ceae75c29450Johann 2987bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* Nothing more to do. */ 2997bc9febe8749e98a3812a0dc4380ceae75c29450Johann return 0; 3007bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 3011b362b15af34006e6a11974088a46d42b903418eJohann 3027bc9febe8749e98a3812a0dc4380ceae75c29450Johann return 1; 303ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang} 304ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 305ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuangint vp8dx_receive_compressed_data(VP8D_COMP *pbi, size_t size, 3067bc9febe8749e98a3812a0dc4380ceae75c29450Johann const uint8_t *source, int64_t time_stamp) { 3077bc9febe8749e98a3812a0dc4380ceae75c29450Johann VP8_COMMON *cm = &pbi->common; 3087bc9febe8749e98a3812a0dc4380ceae75c29450Johann int retcode = -1; 3097bc9febe8749e98a3812a0dc4380ceae75c29450Johann (void)size; 3107bc9febe8749e98a3812a0dc4380ceae75c29450Johann (void)source; 3111b362b15af34006e6a11974088a46d42b903418eJohann 3127bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.error.error_code = VPX_CODEC_OK; 3131b362b15af34006e6a11974088a46d42b903418eJohann 3147bc9febe8749e98a3812a0dc4380ceae75c29450Johann retcode = check_fragments_for_errors(pbi); 3157bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (retcode <= 0) return retcode; 3161b362b15af34006e6a11974088a46d42b903418eJohann 3177bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->new_fb_idx = get_free_fb(cm); 3181b362b15af34006e6a11974088a46d42b903418eJohann 3197bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* setup reference frames for vp8_decode_frame */ 3207bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->dec_fb_ref[INTRA_FRAME] = &cm->yv12_fb[cm->new_fb_idx]; 3217bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->dec_fb_ref[LAST_FRAME] = &cm->yv12_fb[cm->lst_fb_idx]; 3227bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->dec_fb_ref[GOLDEN_FRAME] = &cm->yv12_fb[cm->gld_fb_idx]; 3237bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->dec_fb_ref[ALTREF_FRAME] = &cm->yv12_fb[cm->alt_fb_idx]; 3241b362b15af34006e6a11974088a46d42b903418eJohann 3257bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (setjmp(pbi->common.error.jmp)) { 3267bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* We do not know if the missing frame(s) was supposed to update 3277bc9febe8749e98a3812a0dc4380ceae75c29450Johann * any of the reference buffers, but we act conservative and 3287bc9febe8749e98a3812a0dc4380ceae75c29450Johann * mark only the last buffer as corrupted. 3297bc9febe8749e98a3812a0dc4380ceae75c29450Johann */ 3307bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->yv12_fb[cm->lst_fb_idx].corrupted = 1; 3317bc9febe8749e98a3812a0dc4380ceae75c29450Johann 3327bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->fb_idx_ref_cnt[cm->new_fb_idx] > 0) { 3337bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->fb_idx_ref_cnt[cm->new_fb_idx]--; 3341b362b15af34006e6a11974088a46d42b903418eJohann } 3357bc9febe8749e98a3812a0dc4380ceae75c29450Johann goto decode_exit; 3367bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 3371b362b15af34006e6a11974088a46d42b903418eJohann 3387bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.error.setjmp = 1; 3391b362b15af34006e6a11974088a46d42b903418eJohann 3407bc9febe8749e98a3812a0dc4380ceae75c29450Johann retcode = vp8_decode_frame(pbi); 3417bc9febe8749e98a3812a0dc4380ceae75c29450Johann 3427bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (retcode < 0) { 3437bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->fb_idx_ref_cnt[cm->new_fb_idx] > 0) { 3447bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->fb_idx_ref_cnt[cm->new_fb_idx]--; 345ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang } 346ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 3477bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.error.error_code = VPX_CODEC_ERROR; 3487bc9febe8749e98a3812a0dc4380ceae75c29450Johann goto decode_exit; 3497bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 3507bc9febe8749e98a3812a0dc4380ceae75c29450Johann 3517bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (swap_frame_buffers(cm)) { 3527bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.error.error_code = VPX_CODEC_ERROR; 3537bc9febe8749e98a3812a0dc4380ceae75c29450Johann goto decode_exit; 3547bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 3557bc9febe8749e98a3812a0dc4380ceae75c29450Johann 3567bc9febe8749e98a3812a0dc4380ceae75c29450Johann vpx_clear_system_state(); 3577bc9febe8749e98a3812a0dc4380ceae75c29450Johann 3587bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (cm->show_frame) { 3597bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->current_video_frame++; 3607bc9febe8749e98a3812a0dc4380ceae75c29450Johann cm->show_frame_mi = cm->mi; 3617bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 3627bc9febe8749e98a3812a0dc4380ceae75c29450Johann 3637bc9febe8749e98a3812a0dc4380ceae75c29450Johann#if CONFIG_ERROR_CONCEALMENT 3647bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* swap the mode infos to storage for future error concealment */ 3657bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (pbi->ec_enabled && pbi->common.prev_mi) { 3667bc9febe8749e98a3812a0dc4380ceae75c29450Johann MODE_INFO *tmp = pbi->common.prev_mi; 3677bc9febe8749e98a3812a0dc4380ceae75c29450Johann int row, col; 3687bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.prev_mi = pbi->common.mi; 3697bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.mi = tmp; 3707bc9febe8749e98a3812a0dc4380ceae75c29450Johann 3717bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* Propagate the segment_ids to the next frame */ 3727bc9febe8749e98a3812a0dc4380ceae75c29450Johann for (row = 0; row < pbi->common.mb_rows; ++row) { 3737bc9febe8749e98a3812a0dc4380ceae75c29450Johann for (col = 0; col < pbi->common.mb_cols; ++col) { 3747bc9febe8749e98a3812a0dc4380ceae75c29450Johann const int i = row * pbi->common.mode_info_stride + col; 3757bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.mi[i].mbmi.segment_id = 3767bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.prev_mi[i].mbmi.segment_id; 3777bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 3781b362b15af34006e6a11974088a46d42b903418eJohann } 3797bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 3801b362b15af34006e6a11974088a46d42b903418eJohann#endif 3811b362b15af34006e6a11974088a46d42b903418eJohann 3827bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->ready_for_new_data = 0; 3837bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->last_time_stamp = time_stamp; 3841b362b15af34006e6a11974088a46d42b903418eJohann 3851b362b15af34006e6a11974088a46d42b903418eJohanndecode_exit: 3867bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->common.error.setjmp = 0; 3877bc9febe8749e98a3812a0dc4380ceae75c29450Johann vpx_clear_system_state(); 3887bc9febe8749e98a3812a0dc4380ceae75c29450Johann return retcode; 3891b362b15af34006e6a11974088a46d42b903418eJohann} 3907bc9febe8749e98a3812a0dc4380ceae75c29450Johannint vp8dx_get_raw_frame(VP8D_COMP *pbi, YV12_BUFFER_CONFIG *sd, 3917bc9febe8749e98a3812a0dc4380ceae75c29450Johann int64_t *time_stamp, int64_t *time_end_stamp, 3927bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_ppflags_t *flags) { 3937bc9febe8749e98a3812a0dc4380ceae75c29450Johann int ret = -1; 3941b362b15af34006e6a11974088a46d42b903418eJohann 3957bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (pbi->ready_for_new_data == 1) return ret; 3961b362b15af34006e6a11974088a46d42b903418eJohann 3977bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* ie no raw frame to show!!! */ 3987bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (pbi->common.show_frame == 0) return ret; 3991b362b15af34006e6a11974088a46d42b903418eJohann 4007bc9febe8749e98a3812a0dc4380ceae75c29450Johann pbi->ready_for_new_data = 1; 4017bc9febe8749e98a3812a0dc4380ceae75c29450Johann *time_stamp = pbi->last_time_stamp; 4027bc9febe8749e98a3812a0dc4380ceae75c29450Johann *time_end_stamp = 0; 4031b362b15af34006e6a11974088a46d42b903418eJohann 4041b362b15af34006e6a11974088a46d42b903418eJohann#if CONFIG_POSTPROC 4057bc9febe8749e98a3812a0dc4380ceae75c29450Johann ret = vp8_post_proc_frame(&pbi->common, sd, flags); 4061b362b15af34006e6a11974088a46d42b903418eJohann#else 4077bc9febe8749e98a3812a0dc4380ceae75c29450Johann (void)flags; 4087bc9febe8749e98a3812a0dc4380ceae75c29450Johann 4097bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (pbi->common.frame_to_show) { 4107bc9febe8749e98a3812a0dc4380ceae75c29450Johann *sd = *pbi->common.frame_to_show; 4117bc9febe8749e98a3812a0dc4380ceae75c29450Johann sd->y_width = pbi->common.Width; 4127bc9febe8749e98a3812a0dc4380ceae75c29450Johann sd->y_height = pbi->common.Height; 4137bc9febe8749e98a3812a0dc4380ceae75c29450Johann sd->uv_height = pbi->common.Height / 2; 4147bc9febe8749e98a3812a0dc4380ceae75c29450Johann ret = 0; 4157bc9febe8749e98a3812a0dc4380ceae75c29450Johann } else { 4167bc9febe8749e98a3812a0dc4380ceae75c29450Johann ret = -1; 4177bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 4181b362b15af34006e6a11974088a46d42b903418eJohann 4191b362b15af34006e6a11974088a46d42b903418eJohann#endif /*!CONFIG_POSTPROC*/ 4207bc9febe8749e98a3812a0dc4380ceae75c29450Johann vpx_clear_system_state(); 4217bc9febe8749e98a3812a0dc4380ceae75c29450Johann return ret; 4221b362b15af34006e6a11974088a46d42b903418eJohann} 4231b362b15af34006e6a11974088a46d42b903418eJohann 4241b362b15af34006e6a11974088a46d42b903418eJohann/* This function as written isn't decoder specific, but the encoder has 4251b362b15af34006e6a11974088a46d42b903418eJohann * much faster ways of computing this, so it's ok for it to live in a 4261b362b15af34006e6a11974088a46d42b903418eJohann * decode specific file. 4271b362b15af34006e6a11974088a46d42b903418eJohann */ 4287bc9febe8749e98a3812a0dc4380ceae75c29450Johannint vp8dx_references_buffer(VP8_COMMON *oci, int ref_frame) { 4297bc9febe8749e98a3812a0dc4380ceae75c29450Johann const MODE_INFO *mi = oci->mi; 4307bc9febe8749e98a3812a0dc4380ceae75c29450Johann int mb_row, mb_col; 4311b362b15af34006e6a11974088a46d42b903418eJohann 4327bc9febe8749e98a3812a0dc4380ceae75c29450Johann for (mb_row = 0; mb_row < oci->mb_rows; ++mb_row) { 4337bc9febe8749e98a3812a0dc4380ceae75c29450Johann for (mb_col = 0; mb_col < oci->mb_cols; mb_col++, mi++) { 4347bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (mi->mbmi.ref_frame == ref_frame) return 1; 4357bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 4367bc9febe8749e98a3812a0dc4380ceae75c29450Johann mi++; 4377bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 4387bc9febe8749e98a3812a0dc4380ceae75c29450Johann return 0; 4391b362b15af34006e6a11974088a46d42b903418eJohann} 440ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 4417bc9febe8749e98a3812a0dc4380ceae75c29450Johannint vp8_create_decoder_instances(struct frame_buffers *fb, VP8D_CONFIG *oxcf) { 4427bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* decoder instance for single thread mode */ 4437bc9febe8749e98a3812a0dc4380ceae75c29450Johann fb->pbi[0] = create_decompressor(oxcf); 4447bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (!fb->pbi[0]) return VPX_CODEC_ERROR; 445ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 446ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang#if CONFIG_MULTITHREAD 4477bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (setjmp(fb->pbi[0]->common.error.jmp)) { 4487bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_remove_decoder_instances(fb); 4498b92989c89bec8632aa47dc58dc162f199d62edcJames Zern memset(fb->pbi, 0, sizeof(fb->pbi)); 4507bc9febe8749e98a3812a0dc4380ceae75c29450Johann vpx_clear_system_state(); 4517bc9febe8749e98a3812a0dc4380ceae75c29450Johann return VPX_CODEC_ERROR; 4527bc9febe8749e98a3812a0dc4380ceae75c29450Johann } 4537bc9febe8749e98a3812a0dc4380ceae75c29450Johann 4547bc9febe8749e98a3812a0dc4380ceae75c29450Johann fb->pbi[0]->common.error.setjmp = 1; 4557bc9febe8749e98a3812a0dc4380ceae75c29450Johann fb->pbi[0]->max_threads = oxcf->max_threads; 4567bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_decoder_create_threads(fb->pbi[0]); 4577bc9febe8749e98a3812a0dc4380ceae75c29450Johann fb->pbi[0]->common.error.setjmp = 0; 458ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang#endif 4597bc9febe8749e98a3812a0dc4380ceae75c29450Johann return VPX_CODEC_OK; 460ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang} 461ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 4627bc9febe8749e98a3812a0dc4380ceae75c29450Johannint vp8_remove_decoder_instances(struct frame_buffers *fb) { 4637bc9febe8749e98a3812a0dc4380ceae75c29450Johann VP8D_COMP *pbi = fb->pbi[0]; 464ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 4657bc9febe8749e98a3812a0dc4380ceae75c29450Johann if (!pbi) return VPX_CODEC_ERROR; 466ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang#if CONFIG_MULTITHREAD 4677bc9febe8749e98a3812a0dc4380ceae75c29450Johann vp8_decoder_remove_threads(pbi); 468ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang#endif 469ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 4707bc9febe8749e98a3812a0dc4380ceae75c29450Johann /* decoder instance for single thread mode */ 4717bc9febe8749e98a3812a0dc4380ceae75c29450Johann remove_decompressor(pbi); 4727bc9febe8749e98a3812a0dc4380ceae75c29450Johann return VPX_CODEC_OK; 473ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang} 4748b92989c89bec8632aa47dc58dc162f199d62edcJames Zern 4758b92989c89bec8632aa47dc58dc162f199d62edcJames Zernint vp8dx_get_quantizer(const VP8D_COMP *cpi) { 4768b92989c89bec8632aa47dc58dc162f199d62edcJames Zern return cpi->common.base_qindex; 4778b92989c89bec8632aa47dc58dc162f199d62edcJames Zern} 478