9c01aa1b0c
This minimize code differences between AOM master and nextgenv2 Change-Id: If144865bdf3ef0818e7aac11018b9e786444c550
53 lines
1.8 KiB
C
53 lines
1.8 KiB
C
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#include "./ivfenc.h"
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#include "aom/aom_encoder.h"
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#include "aom_ports/mem_ops.h"
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void ivf_write_file_header(FILE *outfile, const struct aom_codec_enc_cfg *cfg,
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unsigned int fourcc, int frame_cnt) {
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char header[32];
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header[0] = 'D';
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header[1] = 'K';
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header[2] = 'I';
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header[3] = 'F';
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mem_put_le16(header + 4, 0); // version
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mem_put_le16(header + 6, 32); // header size
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mem_put_le32(header + 8, fourcc); // fourcc
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mem_put_le16(header + 12, cfg->g_w); // width
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mem_put_le16(header + 14, cfg->g_h); // height
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mem_put_le32(header + 16, cfg->g_timebase.den); // rate
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mem_put_le32(header + 20, cfg->g_timebase.num); // scale
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mem_put_le32(header + 24, frame_cnt); // length
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mem_put_le32(header + 28, 0); // unused
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fwrite(header, 1, 32, outfile);
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}
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void ivf_write_frame_header(FILE *outfile, int64_t pts, size_t frame_size) {
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char header[12];
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mem_put_le32(header, (int)frame_size);
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mem_put_le32(header + 4, (int)(pts & 0xFFFFFFFF));
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mem_put_le32(header + 8, (int)(pts >> 32));
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fwrite(header, 1, 12, outfile);
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}
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void ivf_write_frame_size(FILE *outfile, size_t frame_size) {
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char header[4];
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mem_put_le32(header, (int)frame_size);
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fwrite(header, 1, 4, outfile);
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}
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