35 lines
907 B
C
35 lines
907 B
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <assert.h>
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#include "./bitwriter.h"
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void vp9_start_encode(vp9_writer *br, uint8_t *source) {
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br->lowvalue = 0;
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br->range = 255;
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br->count = -24;
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br->buffer = source;
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br->pos = 0;
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vp9_write_bit(br, 0);
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}
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void vp9_stop_encode(vp9_writer *br) {
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int i;
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for (i = 0; i < 32; i++)
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vp9_write_bit(br, 0);
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// Ensure there's no ambigous collision with any index marker bytes
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if ((br->buffer[br->pos - 1] & 0xe0) == 0xc0)
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br->buffer[br->pos++] = 0;
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}
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