GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavcodec/dolby_e_parser.c Lines: 17 23 73.9 %
Date: 2021-04-20 15:25:36 Branches: 3 6 50.0 %

Line Branch Exec Source
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/*
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 * Copyright (C) 2017 foo86
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 *
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 * This file is part of FFmpeg.
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 *
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 * FFmpeg is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2.1 of the License, or (at your option) any later version.
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 *
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 * FFmpeg is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with FFmpeg; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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#include "dolby_e.h"
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#include "get_bits.h"
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#include "put_bits.h"
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typedef struct DBEParseContext {
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    DBEContext dectx;
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} DBEParseContext;
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385
static int dolby_e_parse(AVCodecParserContext *s2, AVCodecContext *avctx,
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                        const uint8_t **poutbuf, int *poutbuf_size,
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                        const uint8_t *buf, int buf_size)
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{
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385
    DBEParseContext *s1 = s2->priv_data;
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385
    DBEContext *s = &s1->dectx;
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    int ret;
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385
    if ((ret = ff_dolby_e_parse_header(s, buf, buf_size)) < 0)
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1
        goto end;
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384
    s2->duration = FRAME_SAMPLES;
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    switch (s->metadata.nb_channels) {
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    case 4:
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        avctx->channel_layout = AV_CH_LAYOUT_4POINT0;
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        break;
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384
    case 6:
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384
        avctx->channel_layout = AV_CH_LAYOUT_5POINT1;
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384
        break;
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    case 8:
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        avctx->channel_layout = AV_CH_LAYOUT_7POINT1;
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        break;
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    }
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384
    avctx->channels    = s->metadata.nb_channels;
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384
    avctx->sample_rate = s->metadata.sample_rate;
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384
    avctx->sample_fmt  = AV_SAMPLE_FMT_FLTP;
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385
end:
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    /* always return the full packet. this parser isn't doing any splitting or
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       combining, only packet analysis */
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385
    *poutbuf      = buf;
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385
    *poutbuf_size = buf_size;
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385
    return buf_size;
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}
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AVCodecParser ff_dolby_e_parser = {
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    .codec_ids      = { AV_CODEC_ID_DOLBY_E },
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    .priv_data_size = sizeof(DBEParseContext),
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    .parser_parse   = dolby_e_parse,
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};