From 5545a8983ff0ef1fb52e64aef8e66fa9b13c1cbb Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Tue, 7 Apr 2020 23:30:51 -0400 Subject: Move aom source to a sub-directory under media/libaom There is no damned reason to treat this differently than any other media lib given its license and there never was. --- media/libaom/src/common/ivfenc.c | 52 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 media/libaom/src/common/ivfenc.c (limited to 'media/libaom/src/common/ivfenc.c') diff --git a/media/libaom/src/common/ivfenc.c b/media/libaom/src/common/ivfenc.c new file mode 100644 index 000000000..64715f4d7 --- /dev/null +++ b/media/libaom/src/common/ivfenc.c @@ -0,0 +1,52 @@ +/* + * 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 "common/ivfenc.h" + +#include "aom/aom_encoder.h" +#include "aom_ports/mem_ops.h" + +void ivf_write_file_header(FILE *outfile, const struct aom_codec_enc_cfg *cfg, + unsigned int fourcc, int frame_cnt) { + char header[32]; + + header[0] = 'D'; + header[1] = 'K'; + header[2] = 'I'; + header[3] = 'F'; + mem_put_le16(header + 4, 0); // version + mem_put_le16(header + 6, 32); // header size + mem_put_le32(header + 8, fourcc); // fourcc + mem_put_le16(header + 12, cfg->g_w); // width + mem_put_le16(header + 14, cfg->g_h); // height + mem_put_le32(header + 16, cfg->g_timebase.den); // rate + mem_put_le32(header + 20, cfg->g_timebase.num); // scale + mem_put_le32(header + 24, frame_cnt); // length + mem_put_le32(header + 28, 0); // unused + + fwrite(header, 1, 32, outfile); +} + +void ivf_write_frame_header(FILE *outfile, int64_t pts, size_t frame_size) { + char header[12]; + + mem_put_le32(header, (int)frame_size); + mem_put_le32(header + 4, (int)(pts & 0xFFFFFFFF)); + mem_put_le32(header + 8, (int)(pts >> 32)); + fwrite(header, 1, 12, outfile); +} + +void ivf_write_frame_size(FILE *outfile, size_t frame_size) { + char header[4]; + + mem_put_le32(header, (int)frame_size); + fwrite(header, 1, 4, outfile); +} -- cgit v1.2.3