GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavcodec/ipu_parser.c Lines: 0 23 0.0 %
Date: 2020-10-23 17:01:47 Branches: 0 8 0.0 %

Line Branch Exec Source
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/*
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 * IPU parser
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 * Copyright (c) 2020 Paul B Mahol
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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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/**
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 * @file
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 * IPU parser
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 */
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#include "parser.h"
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typedef struct IPUParseContext {
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    ParseContext pc;
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} IPUParseContext;
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static int ipu_parse(AVCodecParserContext *s, 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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    IPUParseContext *ipc = s->priv_data;
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    uint32_t state = ipc->pc.state;
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    int next = END_NOT_FOUND, i = 0;
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    s->pict_type = AV_PICTURE_TYPE_NONE;
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    s->duration  = 1;
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    *poutbuf_size = 0;
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    *poutbuf = NULL;
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    if (s->flags & PARSER_FLAG_COMPLETE_FRAMES) {
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        next = buf_size;
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    } else {
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        for (; i < buf_size; i++) {
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            state = (state << 8) | buf[i];
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            if (state == 0x1b0) {
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                next = i + 1;
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                break;
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            }
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        }
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        ipc->pc.state = state;
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        if (ff_combine_frame(&ipc->pc, next, &buf, &buf_size) < 0) {
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            *poutbuf = NULL;
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            *poutbuf_size = 0;
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            return buf_size;
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        }
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    }
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    *poutbuf      = buf;
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    *poutbuf_size = buf_size;
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    return next;
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}
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AVCodecParser ff_ipu_parser = {
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    .codec_ids      = { AV_CODEC_ID_IPU },
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    .priv_data_size = sizeof(IPUParseContext),
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    .parser_parse   = ipu_parse,
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    .parser_close   = ff_parse_close,
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};