Function av_packet_new_side_data

libavcodec/packet.c:231–250

uint8_t *av_packet_new_side_data(AVPacket *pkt, enum AVPacketSideDataType type,
                                 size_t size)
{
    int ret;
    uint8_t *data;

    if (size > SIZE_MAX - AV_INPUT_BUFFER_PADDING_SIZE)
        return NULL;
    data = av_mallocz(size + AV_INPUT_BUFFER_PADDING_SIZE);
    if (!data)
        return NULL;

    ret = av_packet_add_side_data(pkt, type, data, size);
    if (ret < 0) {
        av_freep(&data);
        return NULL;
    }

    return data;
}

uint8_t *av_packet_get_side_data(const AVPacket *pkt, enum AVPacketSideDataType type,
                                 size_t *size)