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Import aom library

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This is the reference implementation for the Alliance for Open Media's av1 video code.

The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36.
This commit is contained in:
trav90 2018-10-15 21:45:30 -05:00 • committed by Roy Tam
commit edc8d83307
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98
third_party/aom/aom_util/debug_util.c vendored Normal file
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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include "aom_util/debug_util.h"
#define QUEUE_MAX_SIZE 2000000
static int result_queue[QUEUE_MAX_SIZE];
#if CONFIG_DAALA_EC
static int nsymbs_queue[QUEUE_MAX_SIZE];
static aom_cdf_prob cdf_queue[QUEUE_MAX_SIZE][16];
#else
static int prob_queue[QUEUE_MAX_SIZE];
#endif
static int queue_r = 0;
static int queue_w = 0;
static int queue_prev_w = -1;
static int skip_r = 0;
static int skip_w = 0;
static int frame_idx_w = 0;
static int frame_idx_r = 0;
void bitstream_queue_set_frame_write(int frame_idx) { frame_idx_w = frame_idx; }
int bitstream_queue_get_frame_write(void) { return frame_idx_w; }
void bitstream_queue_set_frame_read(int frame_idx) { frame_idx_r = frame_idx; }
int bitstream_queue_get_frame_read(void) { return frame_idx_r; }
void bitstream_queue_set_skip_write(int skip) { skip_w = skip; }
void bitstream_queue_set_skip_read(int skip) { skip_r = skip; }
void bitstream_queue_record_write(void) { queue_prev_w = queue_w; }
void bitstream_queue_reset_write(void) { queue_w = queue_prev_w; }
int bitstream_queue_get_write(void) { return queue_w; }
int bitstream_queue_get_read(void) { return queue_r; }
void bitstream_queue_pop(int *result,
#if CONFIG_DAALA_EC
aom_cdf_prob *cdf, int *nsymbs) {
#else
int *prob) {
#endif // CONFIG_DAALA_EC
if (!skip_r) {
if (queue_w == queue_r) {
printf("buffer underflow queue_w %d queue_r %d\n", queue_w, queue_r);
assert(0);
}
*result = result_queue[queue_r];
#if CONFIG_DAALA_EC
*nsymbs = nsymbs_queue[queue_r];
memcpy(cdf, cdf_queue[queue_r], *nsymbs * sizeof(*cdf));
#else
*prob = prob_queue[queue_r];
#endif // CONFIG_DAALA_EC
queue_r = (queue_r + 1) % QUEUE_MAX_SIZE;
}
}
void bitstream_queue_push(int result,
#if CONFIG_DAALA_EC
const aom_cdf_prob *cdf, int nsymbs) {
#else
int prob) {
#endif // CONFIG_DAALA_EC
if (!skip_w) {
result_queue[queue_w] = result;
#if CONFIG_DAALA_EC
nsymbs_queue[queue_w] = nsymbs;
memcpy(cdf_queue[queue_w], cdf, nsymbs * sizeof(*cdf));
#else
prob_queue[queue_w] = prob;
#endif // CONFIG_DAALA_EC
queue_w = (queue_w + 1) % QUEUE_MAX_SIZE;
if (queue_w == queue_r) {
printf("buffer overflow queue_w %d queue_r %d\n", queue_w, queue_r);
assert(0);
}
}
}